diff options
Diffstat (limited to 'include/functions.php')
| -rw-r--r-- | include/functions.php | 7647 |
1 files changed, 7647 insertions, 0 deletions
diff --git a/include/functions.php b/include/functions.php new file mode 100644 index 000000000..8f46c295c --- /dev/null +++ b/include/functions.php @@ -0,0 +1,7647 @@ +<?php + date_default_timezone_set('UTC'); + if (defined('E_DEPRECATED')) { + error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED); + } else { + error_reporting(E_ALL & ~E_NOTICE); + } + + require_once 'config.php'; + + if (DB_TYPE == "pgsql") { + define('SUBSTRING_FOR_DATE', 'SUBSTRING_FOR_DATE'); + } else { + define('SUBSTRING_FOR_DATE', 'SUBSTRING'); + } + + define('THEME_VERSION_REQUIRED', 1.1); + + /** + * Return available translations names. + * + * @access public + * @return array A array of available translations. + */ + function get_translations() { + $tr = array( + "auto" => "Detect automatically", + "ca_CA" => "Català", + "en_US" => "English", + "es_ES" => "Español", + "de_DE" => "Deutsch", + "fr_FR" => "Français", + "hu_HU" => "Magyar (Hungarian)", + "it_IT" => "Italiano", + "ja_JP" => "日本語 (Japanese)", + "nb_NO" => "Norwegian bokmål", + "ru_RU" => "Русский", + "pt_BR" => "Portuguese/Brazil", + "zh_CN" => "Simplified Chinese"); + + return $tr; + } + + require_once "lib/accept-to-gettext.php"; + require_once "lib/gettext/gettext.inc"; + + function startup_gettext() { + + # Get locale from Accept-Language header + $lang = al2gt(array_keys(get_translations()), "text/html"); + + if (defined('_TRANSLATION_OVERRIDE_DEFAULT')) { + $lang = _TRANSLATION_OVERRIDE_DEFAULT; + } + + if ($_COOKIE["ttrss_lang"] && $_COOKIE["ttrss_lang"] != "auto") { + $lang = $_COOKIE["ttrss_lang"]; + } + + /* In login action of mobile version */ + if ($_POST["language"] && defined('MOBILE_VERSION')) { + $lang = $_POST["language"]; + $_COOKIE["ttrss_lang"] = $lang; + } + + if ($lang) { + if (defined('LC_MESSAGES')) { + _setlocale(LC_MESSAGES, $lang); + } else if (defined('LC_ALL')) { + _setlocale(LC_ALL, $lang); + } + + if (defined('MOBILE_VERSION')) { + _bindtextdomain("messages", "../locale"); + } else { + _bindtextdomain("messages", "locale"); + } + + _textdomain("messages"); + _bind_textdomain_codeset("messages", "UTF-8"); + } + } + + startup_gettext(); + + if (defined('MEMCACHE_SERVER')) { + $memcache = new Memcache; + $memcache->connect(MEMCACHE_SERVER, 11211); + } + + require_once 'db-prefs.php'; + require_once 'version.php'; + + define('MAGPIE_OUTPUT_ENCODING', 'UTF-8'); + + define('SELF_USER_AGENT', 'Tiny Tiny RSS/' . VERSION . ' (http://tt-rss.org/)'); + define('MAGPIE_USER_AGENT', SELF_USER_AGENT); + + ini_set('user_agent', SELF_USER_AGENT); + + require_once 'lib/pubsubhubbub/publisher.php'; + + $purifier = false; + + $tz_offset = -1; + $utc_tz = new DateTimeZone('UTC'); + $schema_version = false; + + /** + * Print a timestamped debug message. + * + * @param string $msg The debug message. + * @return void + */ + function _debug($msg) { + $ts = strftime("%H:%M:%S", time()); + if (function_exists('posix_getpid')) { + $ts = "$ts/" . posix_getpid(); + } + print "[$ts] $msg\n"; + } // function _debug + + /** + * Purge a feed old posts. + * + * @param mixed $link A database connection. + * @param mixed $feed_id The id of the purged feed. + * @param mixed $purge_interval Olderness of purged posts. + * @param boolean $debug Set to True to enable the debug. False by default. + * @access public + * @return void + */ + function purge_feed($link, $feed_id, $purge_interval, $debug = false) { + + if (!$purge_interval) $purge_interval = feed_purge_interval($link, $feed_id); + + $rows = -1; + + $result = db_query($link, + "SELECT owner_uid FROM ttrss_feeds WHERE id = '$feed_id'"); + + $owner_uid = false; + + if (db_num_rows($result) == 1) { + $owner_uid = db_fetch_result($result, 0, "owner_uid"); + } + + if ($purge_interval == -1 || !$purge_interval) { + if ($owner_uid) { + ccache_update($link, $feed_id, $owner_uid); + } + return; + } + + if (!$owner_uid) return; + + if (FORCE_ARTICLE_PURGE == 0) { + $purge_unread = get_pref($link, "PURGE_UNREAD_ARTICLES", + $owner_uid, false); + } else { + $purge_unread = true; + $purge_interval = FORCE_ARTICLE_PURGE; + } + + if (!$purge_unread) $query_limit = " unread = false AND "; + + if (DB_TYPE == "pgsql") { + $pg_version = get_pgsql_version($link); + + if (preg_match("/^7\./", $pg_version) || preg_match("/^8\.0/", $pg_version)) { + + $result = db_query($link, "DELETE FROM ttrss_user_entries WHERE + ttrss_entries.id = ref_id AND + marked = false AND + feed_id = '$feed_id' AND + $query_limit + ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'"); + + } else { + + $result = db_query($link, "DELETE FROM ttrss_user_entries + USING ttrss_entries + WHERE ttrss_entries.id = ref_id AND + marked = false AND + feed_id = '$feed_id' AND + $query_limit + ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'"); + } + + $rows = pg_affected_rows($result); + + } else { + +/* $result = db_query($link, "DELETE FROM ttrss_user_entries WHERE + marked = false AND feed_id = '$feed_id' AND + (SELECT date_updated FROM ttrss_entries WHERE + id = ref_id) < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)"); */ + + $result = db_query($link, "DELETE FROM ttrss_user_entries + USING ttrss_user_entries, ttrss_entries + WHERE ttrss_entries.id = ref_id AND + marked = false AND + feed_id = '$feed_id' AND + $query_limit + ttrss_entries.date_updated < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)"); + + $rows = mysql_affected_rows($link); + + } + + ccache_update($link, $feed_id, $owner_uid); + + if ($debug) { + _debug("Purged feed $feed_id ($purge_interval): deleted $rows articles"); + } + } // function purge_feed + + function feed_purge_interval($link, $feed_id) { + + $result = db_query($link, "SELECT purge_interval, owner_uid FROM ttrss_feeds + WHERE id = '$feed_id'"); + + if (db_num_rows($result) == 1) { + $purge_interval = db_fetch_result($result, 0, "purge_interval"); + $owner_uid = db_fetch_result($result, 0, "owner_uid"); + + if ($purge_interval == 0) $purge_interval = get_pref($link, + 'PURGE_OLD_DAYS', $owner_uid); + + return $purge_interval; + + } else { + return -1; + } + } + + function purge_orphans($link, $do_output = false) { + + // purge orphaned posts in main content table + $result = db_query($link, "DELETE FROM ttrss_entries WHERE + (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0"); + + if ($do_output) { + $rows = db_affected_rows($link, $result); + _debug("Purged $rows orphaned posts."); + } + } + + function get_feed_update_interval($link, $feed_id) { + $result = db_query($link, "SELECT owner_uid, update_interval FROM + ttrss_feeds WHERE id = '$feed_id'"); + + if (db_num_rows($result) == 1) { + $update_interval = db_fetch_result($result, 0, "update_interval"); + $owner_uid = db_fetch_result($result, 0, "owner_uid"); + + if ($update_interval != 0) { + return $update_interval; + } else { + return get_pref($link, 'DEFAULT_UPDATE_INTERVAL', $owner_uid, false); + } + + } else { + return -1; + } + } + + function fetch_file_contents($url, $type = false, $login = false, $pass = false, $post_query = false) { + $login = urlencode($login); + $pass = urlencode($pass); + + if (function_exists('curl_init') && !ini_get("open_basedir")) { + $ch = curl_init($url); + + curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 15); + curl_setopt($ch, CURLOPT_TIMEOUT, 45); + curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); + curl_setopt($ch, CURLOPT_MAXREDIRS, 20); + curl_setopt($ch, CURLOPT_BINARYTRANSFER, true); + curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); + curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); + curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_ANY); + curl_setopt($ch, CURLOPT_USERAGENT, SELF_USER_AGENT); + curl_setopt($ch, CURLOPT_ENCODING , "gzip"); + + if ($post_query) { + curl_setopt($ch, CURLOPT_POST, true); + curl_setopt($ch, CURLOPT_POSTFIELDS, $post_query); + } + + if ($login && $pass) + curl_setopt($ch, CURLOPT_USERPWD, "$login:$pass"); + + $contents = @curl_exec($ch); + + if ($contents === false) { + curl_close($ch); + return false; + } + + $http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE); + $content_type = curl_getinfo($ch, CURLINFO_CONTENT_TYPE); + curl_close($ch); + + if ($http_code != 200 || $type && strpos($content_type, "$type") === false) { + return false; + } + + return $contents; + } else { + if ($login && $pass ){ + $url_parts = array(); + + preg_match("/(^[^:]*):\/\/(.*)/", $url, $url_parts); + + if ($url_parts[1] && $url_parts[2]) { + $url = $url_parts[1] . "://$login:$pass@" . $url_parts[2]; + } + } + + return @file_get_contents($url); + } + + } + + /** + * Try to determine the favicon URL for a feed. + * adapted from wordpress favicon plugin by Jeff Minard (http://thecodepro.com/) + * http://dev.wp-plugins.org/file/favatars/trunk/favatars.php + * + * @param string $url A feed or page URL + * @access public + * @return mixed The favicon URL, or false if none was found. + */ + function get_favicon_url($url) { + + $favicon_url = false; + + if ($html = @fetch_file_contents($url)) { + + libxml_use_internal_errors(true); + + $doc = new DOMDocument(); + $doc->loadHTML($html); + $xpath = new DOMXPath($doc); + + $base = $xpath->query('/html/head/base'); + foreach ($base as $b) { + $url = $b->getAttribute("href"); + break; + } + + $entries = $xpath->query('/html/head/link[@rel="shortcut icon" or @rel="icon"]'); + if (count($entries) > 0) { + foreach ($entries as $entry) { + $favicon_url = rewrite_relative_url($url, $entry->getAttribute("href")); + break; + } + } + } + + if (!$favicon_url) + $favicon_url = rewrite_relative_url($url, "/favicon.ico"); + + return $favicon_url; + } // function get_favicon_url + + function check_feed_favicon($site_url, $feed, $link) { +# print "FAVICON [$site_url]: $favicon_url\n"; + + $icon_file = ICONS_DIR . "/$feed.ico"; + + if (!file_exists($icon_file)) { + $favicon_url = get_favicon_url($site_url); + + if ($favicon_url) { + $contents = fetch_file_contents($favicon_url, "image"); + + if ($contents) { + $fp = @fopen($icon_file, "w"); + + if ($fp) { + fwrite($fp, $contents); + fclose($fp); + chmod($icon_file, 0644); + } + } + } + } + } + + function update_rss_feed($link, $feed, $ignore_daemon = false, $no_cache = false) { + + global $memcache; + + /* Update all feeds with the same URL to utilize memcache */ + + if ($memcache) { + $result = db_query($link, "SELECT f1.id + FROM ttrss_feeds AS f1, ttrss_feeds AS f2 + WHERE f2.feed_url = f1.feed_url AND f2.id = '$feed'"); + + while ($line = db_fetch_assoc($result)) { + update_rss_feed_real($link, $line["id"], $ignore_daemon, $no_cache); + } + } else { + update_rss_feed_real($link, $feed, $ignore_daemon, $no_cache); + } + } + + function update_rss_feed_real($link, $feed, $ignore_daemon = false, $no_cache = false, + $override_url = false) { + + require_once "lib/simplepie/simplepie.inc"; + require_once "lib/magpierss/rss_fetch.inc"; + require_once 'lib/magpierss/rss_utils.inc'; + + global $memcache; + + $debug_enabled = defined('DAEMON_EXTENDED_DEBUG') || $_REQUEST['xdebug']; + + if (!$_REQUEST["daemon"] && !$ignore_daemon) { + return false; + } + + if ($debug_enabled) { + _debug("update_rss_feed: start"); + } + + if (!$ignore_daemon) { + + if (DB_TYPE == "pgsql") { + $updstart_thresh_qpart = "(ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '120 seconds')"; + } else { + $updstart_thresh_qpart = "(ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 120 SECOND))"; + } + + $result = db_query($link, "SELECT id,update_interval,auth_login, + auth_pass,cache_images,update_method + FROM ttrss_feeds WHERE id = '$feed' AND $updstart_thresh_qpart"); + + } else { + + $result = db_query($link, "SELECT id,update_interval,auth_login, + feed_url,auth_pass,cache_images,update_method,last_updated, + mark_unread_on_update, owner_uid, update_on_checksum_change, + pubsub_state + FROM ttrss_feeds WHERE id = '$feed'"); + + } + + if (db_num_rows($result) == 0) { + if ($debug_enabled) { + _debug("update_rss_feed: feed $feed NOT FOUND/SKIPPED"); + } + return false; + } + + $update_method = db_fetch_result($result, 0, "update_method"); + $last_updated = db_fetch_result($result, 0, "last_updated"); + $owner_uid = db_fetch_result($result, 0, "owner_uid"); + $mark_unread_on_update = sql_bool_to_bool(db_fetch_result($result, + 0, "mark_unread_on_update")); + $update_on_checksum_change = sql_bool_to_bool(db_fetch_result($result, + 0, "update_on_checksum_change")); + $pubsub_state = db_fetch_result($result, 0, "pubsub_state"); + + db_query($link, "UPDATE ttrss_feeds SET last_update_started = NOW() + WHERE id = '$feed'"); + + $auth_login = db_fetch_result($result, 0, "auth_login"); + $auth_pass = db_fetch_result($result, 0, "auth_pass"); + + if ($update_method == 0) + $update_method = DEFAULT_UPDATE_METHOD + 1; + + // 1 - Magpie + // 2 - SimplePie + // 3 - Twitter OAuth + + if ($update_method == 2) + $use_simplepie = true; + else + $use_simplepie = false; + + if ($debug_enabled) { + _debug("update method: $update_method (feed setting: $update_method) (use simplepie: $use_simplepie)\n"); + } + + if ($update_method == 1) { + $auth_login = urlencode($auth_login); + $auth_pass = urlencode($auth_pass); + } + + $update_interval = db_fetch_result($result, 0, "update_interval"); + $cache_images = sql_bool_to_bool(db_fetch_result($result, 0, "cache_images")); + $fetch_url = db_fetch_result($result, 0, "feed_url"); + + if ($update_interval < 0) { return false; } + + $feed = db_escape_string($feed); + + if ($auth_login && $auth_pass ){ + $url_parts = array(); + preg_match("/(^[^:]*):\/\/(.*)/", $fetch_url, $url_parts); + + if ($url_parts[1] && $url_parts[2]) { + $fetch_url = $url_parts[1] . "://$auth_login:$auth_pass@" . $url_parts[2]; + } + + } + + if ($override_url) + $fetch_url = $override_url; + + if ($debug_enabled) { + _debug("update_rss_feed: fetching [$fetch_url]..."); + } + + $obj_id = md5("FDATA:$use_simplepie:$fetch_url"); + + if ($memcache && $obj = $memcache->get($obj_id)) { + + if ($debug_enabled) { + _debug("update_rss_feed: data found in memcache."); + } + + $rss = $obj; + + } else { + + if ($update_method == 3) { + $rss = fetch_twitter_rss($link, $fetch_url, $owner_uid); + } else if ($update_method == 1) { + + define('MAGPIE_CACHE_AGE', get_feed_update_interval($link, $feed) * 60); + define('MAGPIE_CACHE_ON', !$no_cache); + define('MAGPIE_FETCH_TIME_OUT', 60); + define('MAGPIE_CACHE_DIR', CACHE_DIR . "/magpie"); + + $rss = @fetch_rss($fetch_url); + } else { + $simplepie_cache_dir = CACHE_DIR . "/simplepie"; + + if (!is_dir($simplepie_cache_dir)) { + mkdir($simplepie_cache_dir); + } + + $rss = new SimplePie(); + $rss->set_useragent(SELF_USER_AGENT); + # $rss->set_timeout(10); + $rss->set_feed_url($fetch_url); + $rss->set_output_encoding('UTF-8'); + $rss->force_feed(true); + + if (SIMPLEPIE_CACHE_IMAGES && $cache_images) { + + if ($debug_enabled) { + _debug("enabling image cache"); + } + + $rss->set_image_handler("image.php", 'i'); + } + + if ($debug_enabled) { + _debug("feed update interval (sec): " . + get_feed_update_interval($link, $feed)*60); + } + + $rss->enable_cache(!$no_cache); + + if (!$no_cache) { + $rss->set_cache_location($simplepie_cache_dir); + $rss->set_cache_duration(get_feed_update_interval($link, $feed) * 60); + } + + $rss->init(); + } + + if ($memcache && $rss) $memcache->add($obj_id, $rss, 0, 300); + } + +// print_r($rss); + + if ($debug_enabled) { + _debug("update_rss_feed: fetch done, parsing..."); + } + + $feed = db_escape_string($feed); + + if ($update_method == 2) { + $fetch_ok = !$rss->error(); + } else { + $fetch_ok = !!$rss; + } + + if ($fetch_ok) { + + if ($debug_enabled) { + _debug("update_rss_feed: processing feed data..."); + } + +// db_query($link, "BEGIN"); + + $result = db_query($link, "SELECT title,icon_url,site_url,owner_uid + FROM ttrss_feeds WHERE id = '$feed'"); + + $registered_title = db_fetch_result($result, 0, "title"); + $orig_icon_url = db_fetch_result($result, 0, "icon_url"); + $orig_site_url = db_fetch_result($result, 0, "site_url"); + + $owner_uid = db_fetch_result($result, 0, "owner_uid"); + + if ($use_simplepie) { + $site_url = $rss->get_link(); + } else { + $site_url = $rss->channel["link"]; + } + + $site_url = rewrite_relative_url($fetch_url, $site_url); + + if ($debug_enabled) { + _debug("update_rss_feed: checking favicon..."); + } + + check_feed_favicon($site_url, $feed, $link); + + if (!$registered_title || $registered_title == "[Unknown]") { + + if ($use_simplepie) { + $feed_title = db_escape_string($rss->get_title()); + } else { + $feed_title = db_escape_string($rss->channel["title"]); + } + + if ($debug_enabled) { + _debug("update_rss_feed: registering title: $feed_title"); + } + + db_query($link, "UPDATE ttrss_feeds SET + title = '$feed_title' WHERE id = '$feed'"); + } + + // weird, weird Magpie + if (!$use_simplepie) { + if (!$site_url) $site_url = db_escape_string($rss->channel["link_"]); + } + + if ($site_url && $orig_site_url != db_escape_string($site_url)) { + db_query($link, "UPDATE ttrss_feeds SET + site_url = '$site_url' WHERE id = '$feed'"); + } + +// print "I: " . $rss->channel["image"]["url"]; + + if (!$use_simplepie) { + $icon_url = db_escape_string($rss->image["url"]); + } else { + $icon_url = db_escape_string($rss->get_image_url()); + } + + $icon_url = substr($icon_url, 0, 250); + + if ($icon_url && $orig_icon_url != $icon_url) { + db_query($link, "UPDATE ttrss_feeds SET icon_url = '$icon_url' WHERE id = '$feed'"); + } + + if ($debug_enabled) { + _debug("update_rss_feed: loading filters..."); + } + + $filters = load_filters($link, $feed, $owner_uid); + +// if ($debug_enabled) { +// print_r($filters); +// } + + if ($use_simplepie) { + $iterator = $rss->get_items(); + } else { + $iterator = $rss->items; + if (!$iterator || !is_array($iterator)) $iterator = $rss->entries; + if (!$iterator || !is_array($iterator)) $iterator = $rss; + } + + if (!is_array($iterator)) { + /* db_query($link, "UPDATE ttrss_feeds + SET last_error = 'Parse error: can\'t find any articles.' + WHERE id = '$feed'"); */ + + // clear any errors and mark feed as updated if fetched okay + // even if it's blank + + if ($debug_enabled) { + _debug("update_rss_feed: entry iterator is not an array, no articles?"); + } + + db_query($link, "UPDATE ttrss_feeds + SET last_updated = NOW(), last_error = '' WHERE id = '$feed'"); + + return; // no articles + } + + if ($pubsub_state != 2 && PUBSUBHUBBUB_ENABLED) { + + if ($debug_enabled) _debug("update_rss_feed: checking for PUSH hub..."); + + $feed_hub_url = false; + if ($use_simplepie) { + $links = $rss->get_links('hub'); + + if ($links && is_array($links)) { + foreach ($links as $l) { + $feed_hub_url = $l; + break; + } + } + + } else { + $atom = $rss->channel['atom']; + + if ($atom) { + if ($atom['link@rel'] == 'hub') { + $feed_hub_url = $atom['link@href']; + } + + if (!$feed_hub_url && $atom['link#'] > 1) { + for ($i = 2; $i <= $atom['link#']; $i++) { + if ($atom["link#$i@rel"] == 'hub') { + $feed_hub_url = $atom["link#$i@href"]; + break; + } + } + } + } else { + $feed_hub_url = $rss->channel['link_hub']; + } + } + + if ($debug_enabled) _debug("update_rss_feed: feed hub url: $feed_hub_url"); + + if ($feed_hub_url && function_exists('curl_init') && + !ini_get("open_basedir")) { + + require_once 'lib/pubsubhubbub/subscriber.php'; + + $callback_url = get_self_url_prefix() . + "/public.php?op=pubsub&id=$feed"; + + $s = new Subscriber($feed_hub_url, $callback_url); + + $rc = $s->subscribe($fetch_url); + + if ($debug_enabled) + _debug("update_rss_feed: feed hub url found, subscribe request sent."); + + db_query($link, "UPDATE ttrss_feeds SET pubsub_state = 1 + WHERE id = '$feed'"); + } + } + + if ($debug_enabled) { + _debug("update_rss_feed: processing articles..."); + } + + foreach ($iterator as $item) { + + if ($_REQUEST['xdebug'] == 2) { + print_r($item); + } + + if ($use_simplepie) { + $entry_guid = $item->get_id(); + if (!$entry_guid) $entry_guid = $item->get_link(); + if (!$entry_guid) $entry_guid = make_guid_from_title($item->get_title()); + + } else { + + $entry_guid = $item["id"]; + + if (!$entry_guid) $entry_guid = $item["guid"]; + if (!$entry_guid) $entry_guid = $item["about"]; + if (!$entry_guid) $entry_guid = $item["link"]; + if (!$entry_guid) $entry_guid = make_guid_from_title($item["title"]); + } + + if ($debug_enabled) { + _debug("update_rss_feed: guid $entry_guid"); + } + + if (!$entry_guid) continue; + + $entry_timestamp = ""; + + if ($use_simplepie) { + $entry_timestamp = strtotime($item->get_date()); + } else { + $rss_2_date = $item['pubdate']; + $rss_1_date = $item['dc']['date']; + $atom_date = $item['issued']; + if (!$atom_date) $atom_date = $item['updated']; + + if ($atom_date != "") $entry_timestamp = parse_w3cdtf($atom_date); + if ($rss_1_date != "") $entry_timestamp = parse_w3cdtf($rss_1_date); + if ($rss_2_date != "") $entry_timestamp = strtotime($rss_2_date); + + } + + if ($entry_timestamp == "" || $entry_timestamp == -1 || !$entry_timestamp) { + $entry_timestamp = time(); + $no_orig_date = 'true'; + } else { + $no_orig_date = 'false'; + } + + $entry_timestamp_fmt = strftime("%Y/%m/%d %H:%M:%S", $entry_timestamp); + + if ($debug_enabled) { + _debug("update_rss_feed: date $entry_timestamp [$entry_timestamp_fmt]"); + } + + if ($use_simplepie) { + $entry_title = $item->get_title(); + } else { + $entry_title = trim(strip_tags($item["title"])); + } + + if ($use_simplepie) { + $entry_link = $item->get_link(); + } else { + // strange Magpie workaround + $entry_link = $item["link_"]; + if (!$entry_link) $entry_link = $item["link"]; + } + + $entry_link = rewrite_relative_url($site_url, $entry_link); + + if ($debug_enabled) { + _debug("update_rss_feed: title $entry_title"); + _debug("update_rss_feed: link $entry_link"); + } + + if (!$entry_title) $entry_title = date("Y-m-d H:i:s", $entry_timestamp);; + + $entry_link = strip_tags($entry_link); + + if ($use_simplepie) { + $entry_content = $item->get_content(); + if (!$entry_content) $entry_content = $item->get_description(); + } else { + $entry_content = $item["content:escaped"]; + + if (!$entry_content) $entry_content = $item["content:encoded"]; + if (!$entry_content) $entry_content = $item["content"]["encoded"]; + if (!$entry_content) $entry_content = $item["content"]; + + if (is_array($entry_content)) $entry_content = $entry_content[0]; + + // Magpie bugs are getting ridiculous + if (trim($entry_content) == "Array") $entry_content = false; + + if (!$entry_content) $entry_content = $item["atom_content"]; + if (!$entry_content) $entry_content = $item["summary"]; + + if (!$entry_content || + strlen($entry_content) < strlen($item["description"])) { + $entry_content = $item["description"]; + }; + + // WTF + if (is_array($entry_content)) { + $entry_content = $entry_content["encoded"]; + if (!$entry_content) $entry_content = $entry_content["escaped"]; + } + } + + if ($_REQUEST["xdebug"] == 2) { + print "update_rss_feed: content: "; + print_r(htmlspecialchars($entry_content)); + } + + $entry_content_unescaped = $entry_content; + + if ($use_simplepie) { + $entry_comments = strip_tags($item->data["comments"]); + if ($item->get_author()) { + $entry_author_item = $item->get_author(); + $entry_author = $entry_author_item->get_name(); + if (!$entry_author) $entry_author = $entry_author_item->get_email(); + + $entry_author = db_escape_string($entry_author); + } + } else { + $entry_comments = strip_tags($item["comments"]); + + $entry_author = db_escape_string(strip_tags($item['dc']['creator'])); + + if ($item['author']) { + + if (is_array($item['author'])) { + + if (!$entry_author) { + $entry_author = db_escape_string(strip_tags($item['author']['name'])); + } + + if (!$entry_author) { + $entry_author = db_escape_string(strip_tags($item['author']['email'])); + } + } + + if (!$entry_author) { + $entry_author = db_escape_string(strip_tags($item['author'])); + } + } + } + + if (preg_match('/^[\t\n\r ]*$/', $entry_author)) $entry_author = ''; + + $entry_guid = db_escape_string(strip_tags($entry_guid)); + $entry_guid = mb_substr($entry_guid, 0, 250); + + $result = db_query($link, "SELECT id FROM ttrss_entries + WHERE guid = '$entry_guid'"); + + $entry_content = db_escape_string($entry_content, false); + + $content_hash = "SHA1:" . sha1(strip_tags($entry_content)); + + $entry_title = db_escape_string($entry_title); + $entry_link = db_escape_string($entry_link); + $entry_comments = mb_substr(db_escape_string($entry_comments), 0, 250); + $entry_author = mb_substr($entry_author, 0, 250); + + if ($use_simplepie) { + $num_comments = 0; #FIXME# + } else { + $num_comments = db_escape_string($item["slash"]["comments"]); + } + + if (!$num_comments) $num_comments = 0; + + if ($debug_enabled) { + _debug("update_rss_feed: looking for tags [1]..."); + } + + // parse <category> entries into tags + + $additional_tags = array(); + + if ($use_simplepie) { + + $additional_tags_src = $item->get_categories(); + + if (is_array($additional_tags_src)) { + foreach ($additional_tags_src as $tobj) { + array_push($additional_tags, $tobj->get_term()); + } + } + + if ($debug_enabled) { + _debug("update_rss_feed: category tags:"); + print_r($additional_tags); + } + + } else { + + $t_ctr = $item['category#']; + + if ($t_ctr == 0) { + $additional_tags = array(); + } else if ($t_ctr > 0) { + $additional_tags = array($item['category']); + + if ($item['category@term']) { + array_push($additional_tags, $item['category@term']); + } + + for ($i = 0; $i <= $t_ctr; $i++ ) { + if ($item["category#$i"]) { + array_push($additional_tags, $item["category#$i"]); + } + + if ($item["category#$i@term"]) { + array_push($additional_tags, $item["category#$i@term"]); + } + } + } + + // parse <dc:subject> elements + + $t_ctr = $item['dc']['subject#']; + + if ($t_ctr > 0) { + array_push($additional_tags, $item['dc']['subject']); + + for ($i = 0; $i <= $t_ctr; $i++ ) { + if ($item['dc']["subject#$i"]) { + array_push($additional_tags, $item['dc']["subject#$i"]); + } + } + } + } + + if ($debug_enabled) { + _debug("update_rss_feed: looking for tags [2]..."); + } + + /* taaaags */ + // <a href="..." rel="tag">Xorg</a>, // + + $entry_tags = null; + + preg_match_all("/<a.*?rel=['\"]tag['\"].*?\>([^<]+)<\/a>/i", + $entry_content_unescaped, $entry_tags); + + $entry_tags = $entry_tags[1]; + + $entry_tags = array_merge($entry_tags, $additional_tags); + $entry_tags = array_unique($entry_tags); + + for ($i = 0; $i < count($entry_tags); $i++) + $entry_tags[$i] = mb_strtolower($entry_tags[$i], 'utf-8'); + + if ($debug_enabled) { + _debug("update_rss_feed: unfiltered tags found:"); + print_r($entry_tags); + } + + # sanitize content + + $entry_content = sanitize_article_content($entry_content); + $entry_title = sanitize_article_content($entry_title); + + if ($debug_enabled) { + _debug("update_rss_feed: done collecting data [TITLE:$entry_title]"); + } + + db_query($link, "BEGIN"); + + if (db_num_rows($result) == 0) { + + if ($debug_enabled) { + _debug("update_rss_feed: base guid not found"); + } + + // base post entry does not exist, create it + + $result = db_query($link, + "INSERT INTO ttrss_entries + (title, + guid, + link, + updated, + content, + content_hash, + no_orig_date, + date_updated, + date_entered, + comments, + num_comments, + author) + VALUES + ('$entry_title', + '$entry_guid', + '$entry_link', + '$entry_timestamp_fmt', + '$entry_content', + '$content_hash', + $no_orig_date, + NOW(), + NOW(), + '$entry_comments', + '$num_comments', + '$entry_author')"); + } else { + // we keep encountering the entry in feeds, so we need to + // update date_updated column so that we don't get horrible + // dupes when the entry gets purged and reinserted again e.g. + // in the case of SLOW SLOW OMG SLOW updating feeds + + $base_entry_id = db_fetch_result($result, 0, "id"); + + db_query($link, "UPDATE ttrss_entries SET date_updated = NOW() + WHERE id = '$base_entry_id'"); + } + + // now it should exist, if not - bad luck then + + $result = db_query($link, "SELECT + id,content_hash,no_orig_date,title, + ".SUBSTRING_FOR_DATE."(date_updated,1,19) as date_updated, + ".SUBSTRING_FOR_DATE."(updated,1,19) as updated, + num_comments + FROM + ttrss_entries + WHERE guid = '$entry_guid'"); + + $entry_ref_id = 0; + $entry_int_id = 0; + + if (db_num_rows($result) == 1) { + + if ($debug_enabled) { + _debug("update_rss_feed: base guid found, checking for user record"); + } + + // this will be used below in update handler + $orig_content_hash = db_fetch_result($result, 0, "content_hash"); + $orig_title = db_fetch_result($result, 0, "title"); + $orig_num_comments = db_fetch_result($result, 0, "num_comments"); + $orig_date_updated = strtotime(db_fetch_result($result, + 0, "date_updated")); + + $ref_id = db_fetch_result($result, 0, "id"); + $entry_ref_id = $ref_id; + + // check for user post link to main table + + // do we allow duplicate posts with same GUID in different feeds? + if (get_pref($link, "ALLOW_DUPLICATE_POSTS", $owner_uid, false)) { + $dupcheck_qpart = "AND (feed_id = '$feed' OR feed_id IS NULL)"; + } else { + $dupcheck_qpart = ""; + } + + /* Collect article tags here so we could filter by them: */ + + $article_filters = get_article_filters($filters, $entry_title, + $entry_content, $entry_link, $entry_timestamp, $entry_author, + $entry_tags); + + if ($debug_enabled) { + _debug("update_rss_feed: article filters: "); + if (count($article_filters) != 0) { + print_r($article_filters); + } + } + + if (find_article_filter($article_filters, "filter")) { + db_query($link, "COMMIT"); // close transaction in progress + continue; + } + + $score = calculate_article_score($article_filters); + + if ($debug_enabled) { + _debug("update_rss_feed: initial score: $score"); + } + + $query = "SELECT ref_id, int_id FROM ttrss_user_entries WHERE + ref_id = '$ref_id' AND owner_uid = '$owner_uid' + $dupcheck_qpart"; + +// if ($_REQUEST["xdebug"]) print "$query\n"; + + $result = db_query($link, $query); + + // okay it doesn't exist - create user entry + if (db_num_rows($result) == 0) { + + if ($debug_enabled) { + _debug("update_rss_feed: user record not found, creating..."); + } + + if ($score >= -500 && !find_article_filter($article_filters, 'catchup')) { + $unread = 'true'; + $last_read_qpart = 'NULL'; + } else { + $unread = 'false'; + $last_read_qpart = 'NOW()'; + } + + if (find_article_filter($article_filters, 'mark') || $score > 1000) { + $marked = 'true'; + } else { + $marked = 'false'; + } + + if (find_article_filter($article_filters, 'publish')) { + $published = 'true'; + } else { + $published = 'false'; + } + + $result = db_query($link, + "INSERT INTO ttrss_user_entries + (ref_id, owner_uid, feed_id, unread, last_read, marked, + published, score, tag_cache, label_cache, uuid) + VALUES ('$ref_id', '$owner_uid', '$feed', $unread, + $last_read_qpart, $marked, $published, '$score', '', '', '')"); + + if (PUBSUBHUBBUB_HUB && $published == 'true') { + $rss_link = get_self_url_prefix() . + "/public.php?op=rss&id=-2&key=" . + get_feed_access_key($link, -2, false, $owner_uid); + + $p = new Publisher(PUBSUBHUBBUB_HUB); + + $pubsub_result = $p->publish_update($rss_link); + } + + $result = db_query($link, + "SELECT int_id FROM ttrss_user_entries WHERE + ref_id = '$ref_id' AND owner_uid = '$owner_uid' AND + feed_id = '$feed' LIMIT 1"); + + if (db_num_rows($result) == 1) { + $entry_int_id = db_fetch_result($result, 0, "int_id"); + } + } else { + if ($debug_enabled) { + _debug("update_rss_feed: user record FOUND"); + } + + $entry_ref_id = db_fetch_result($result, 0, "ref_id"); + $entry_int_id = db_fetch_result($result, 0, "int_id"); + } + + if ($debug_enabled) { + _debug("update_rss_feed: RID: $entry_ref_id, IID: $entry_int_id"); + } + + $post_needs_update = false; + $update_insignificant = false; + + if ($orig_num_comments != $num_comments) { + $post_needs_update = true; + $update_insignificant = true; + } + + if ($content_hash != $orig_content_hash) { + $post_needs_update = true; + $update_insignificant = false; + } + + if (db_escape_string($orig_title) != $entry_title) { + $post_needs_update = true; + $update_insignificant = false; + } + + // if post needs update, update it and mark all user entries + // linking to this post as updated + if ($post_needs_update) { + + if (defined('DAEMON_EXTENDED_DEBUG')) { + _debug("update_rss_feed: post $entry_guid needs update..."); + } + +// print "<!-- post $orig_title needs update : $post_needs_update -->"; + + db_query($link, "UPDATE ttrss_entries + SET title = '$entry_title', content = '$entry_content', + content_hash = '$content_hash', + updated = '$entry_timestamp_fmt', + num_comments = '$num_comments' + WHERE id = '$ref_id'"); + + if (!$update_insignificant) { + if ($mark_unread_on_update) { + db_query($link, "UPDATE ttrss_user_entries + SET last_read = null, unread = true WHERE ref_id = '$ref_id'"); + } else if ($update_on_checksum_change) { + db_query($link, "UPDATE ttrss_user_entries + SET last_read = null WHERE ref_id = '$ref_id' + AND unread = false"); + } + } + } + } + + db_query($link, "COMMIT"); + + if ($debug_enabled) { + _debug("update_rss_feed: assigning labels..."); + } + + assign_article_to_labels($link, $entry_ref_id, $article_filters, + $owner_uid); + + if ($debug_enabled) { + _debug("update_rss_feed: looking for enclosures..."); + } + + // enclosures + + $enclosures = array(); + + if ($use_simplepie) { + $encs = $item->get_enclosures(); + + if (is_array($encs)) { + foreach ($encs as $e) { + $e_item = array( + $e->link, $e->type, $e->length); + + array_push($enclosures, $e_item); + } + } + + } else { + // <enclosure> + + $e_ctr = $item['enclosure#']; + + if ($e_ctr > 0) { + $e_item = array($item['enclosure@url'], + $item['enclosure@type'], + $item['enclosure@length']); + + array_push($enclosures, $e_item); + + for ($i = 0; $i <= $e_ctr; $i++ ) { + + if ($item["enclosure#$i@url"]) { + $e_item = array($item["enclosure#$i@url"], + $item["enclosure#$i@type"], + $item["enclosure#$i@length"]); + array_push($enclosures, $e_item); + } + } + } + + // <media:content> + // can there be many of those? yes -fox + + $m_ctr = $item['media']['content#']; + + if ($m_ctr > 0) { + $e_item = array($item['media']['content@url'], + $item['media']['content@medium'], + $item['media']['content@length']); + + array_push($enclosures, $e_item); + + for ($i = 0; $i <= $m_ctr; $i++ ) { + + if ($item["media"]["content#$i@url"]) { + $e_item = array($item["media"]["content#$i@url"], + $item["media"]["content#$i@medium"], + $item["media"]["content#$i@length"]); + array_push($enclosures, $e_item); + } + } + + } + } + + + if ($debug_enabled) { + _debug("update_rss_feed: article enclosures:"); + print_r($enclosures); + } + + db_query($link, "BEGIN"); + + foreach ($enclosures as $enc) { + $enc_url = db_escape_string($enc[0]); + $enc_type = db_escape_string($enc[1]); + $enc_dur = db_escape_string($enc[2]); + + $result = db_query($link, "SELECT id FROM ttrss_enclosures + WHERE content_url = '$enc_url' AND post_id = '$entry_ref_id'"); + + if (db_num_rows($result) == 0) { + db_query($link, "INSERT INTO ttrss_enclosures + (content_url, content_type, title, duration, post_id) VALUES + ('$enc_url', '$enc_type', '', '$enc_dur', '$entry_ref_id')"); + } + } + + db_query($link, "COMMIT"); + + // check for manual tags (we have to do it here since they're loaded from filters) + + foreach ($article_filters as $f) { + if ($f[0] == "tag") { + + $manual_tags = trim_array(explode(",", $f[1])); + + foreach ($manual_tags as $tag) { + if (tag_is_valid($tag)) { + array_push($entry_tags, $tag); + } + } + } + } + + // Skip boring tags + + $boring_tags = trim_array(explode(",", mb_strtolower(get_pref($link, + 'BLACKLISTED_TAGS', $owner_uid, ''), 'utf-8'))); + + $filtered_tags = array(); + $tags_to_cache = array(); + + if ($entry_tags && is_array($entry_tags)) { + foreach ($entry_tags as $tag) { + if (array_search($tag, $boring_tags) === false) { + array_push($filtered_tags, $tag); + } + } + } + + $filtered_tags = array_unique($filtered_tags); + + if ($debug_enabled) { + _debug("update_rss_feed: filtered article tags:"); + print_r($filtered_tags); + } + + // Save article tags in the database + + if (count($filtered_tags) > 0) { + + db_query($link, "BEGIN"); + + foreach ($filtered_tags as $tag) { + + $tag = sanitize_tag($tag); + $tag = db_escape_string($tag); + + if (!tag_is_valid($tag)) continue; + + $result = db_query($link, "SELECT id FROM ttrss_tags + WHERE tag_name = '$tag' AND post_int_id = '$entry_int_id' AND + owner_uid = '$owner_uid' LIMIT 1"); + + if ($result && db_num_rows($result) == 0) { + + db_query($link, "INSERT INTO ttrss_tags + (owner_uid,tag_name,post_int_id) + VALUES ('$owner_uid','$tag', '$entry_int_id')"); + } + + array_push($tags_to_cache, $tag); + } + + /* update the cache */ + + $tags_to_cache = array_unique($tags_to_cache); + + $tags_str = db_escape_string(join(",", $tags_to_cache)); + + db_query($link, "UPDATE ttrss_user_entries + SET tag_cache = '$tags_str' WHERE ref_id = '$entry_ref_id' + AND owner_uid = $owner_uid"); + + db_query($link, "COMMIT"); + } + + if ($debug_enabled) { + _debug("update_rss_feed: article processed"); + } + } + + if (!$last_updated) { + if ($debug_enabled) { + _debug("update_rss_feed: new feed, catching it up..."); + } + catchup_feed($link, $feed, false, $owner_uid); + } + + if ($debug_enabled) { + _debug("purging feed..."); + } + + purge_feed($link, $feed, 0, $debug_enabled); + + db_query($link, "UPDATE ttrss_feeds + SET last_updated = NOW(), last_error = '' WHERE id = '$feed'"); + +// db_query($link, "COMMIT"); + + } else { + + if ($use_simplepie) { + $error_msg = mb_substr($rss->error(), 0, 250); + } else { + $error_msg = mb_substr(magpie_error(), 0, 250); + } + + if ($debug_enabled) { + _debug("update_rss_feed: error fetching feed: $error_msg"); + } + + $error_msg = db_escape_string($error_msg); + + db_query($link, + "UPDATE ttrss_feeds SET last_error = '$error_msg', + last_updated = NOW() WHERE id = '$feed'"); + } + + if ($use_simplepie) { + unset($rss); + } + + if ($debug_enabled) { + _debug("update_rss_feed: done"); + } + + } + + function print_select($id, $default, $values, $attributes = "") { + print "<select name=\"$id\" id=\"$id\" $attributes>"; + foreach ($values as $v) { + if ($v == $default) + $sel = "selected=\"1\""; + else + $sel = ""; + + print "<option value=\"$v\" $sel>$v</option>"; + } + print "</select>"; + } + + function print_select_hash($id, $default, $values, $attributes = "") { + print "<select name=\"$id\" id='$id' $attributes>"; + foreach (array_keys($values) as $v) { + if ($v == $default) + $sel = 'selected="selected"'; + else + $sel = ""; + + print "<option $sel value=\"$v\">".$values[$v]."</option>"; + } + + print "</select>"; + } + + function get_article_filters($filters, $title, $content, $link, $timestamp, $author, $tags) { + $matches = array(); + + if ($filters["title"]) { + foreach ($filters["title"] as $filter) { + $reg_exp = $filter["reg_exp"]; + $inverse = $filter["inverse"]; + if ((!$inverse && @preg_match("/$reg_exp/i", $title)) || + ($inverse && !@preg_match("/$reg_exp/i", $title))) { + + array_push($matches, array($filter["action"], $filter["action_param"])); + } + } + } + + if ($filters["content"]) { + foreach ($filters["content"] as $filter) { + $reg_exp = $filter["reg_exp"]; + $inverse = $filter["inverse"]; + + if ((!$inverse && @preg_match("/$reg_exp/i", $content)) || + ($inverse && !@preg_match("/$reg_exp/i", $content))) { + + array_push($matches, array($filter["action"], $filter["action_param"])); + } + } + } + + if ($filters["both"]) { + foreach ($filters["both"] as $filter) { + $reg_exp = $filter["reg_exp"]; + $inverse = $filter["inverse"]; + + if ($inverse) { + if (!@preg_match("/$reg_exp/i", $title) && !preg_match("/$reg_exp/i", $content)) { + array_push($matches, array($filter["action"], $filter["action_param"])); + } + } else { + if (@preg_match("/$reg_exp/i", $title) || preg_match("/$reg_exp/i", $content)) { + array_push($matches, array($filter["action"], $filter["action_param"])); + } + } + } + } + + if ($filters["link"]) { + $reg_exp = $filter["reg_exp"]; + foreach ($filters["link"] as $filter) { + $reg_exp = $filter["reg_exp"]; + $inverse = $filter["inverse"]; + + if ((!$inverse && @preg_match("/$reg_exp/i", $link)) || + ($inverse && !@preg_match("/$reg_exp/i", $link))) { + + array_push($matches, array($filter["action"], $filter["action_param"])); + } + } + } + + if ($filters["date"]) { + $reg_exp = $filter["reg_exp"]; + foreach ($filters["date"] as $filter) { + $date_modifier = $filter["filter_param"]; + $inverse = $filter["inverse"]; + $check_timestamp = strtotime($filter["reg_exp"]); + + # no-op when timestamp doesn't parse to prevent misfires + + if ($check_timestamp) { + $match_ok = false; + + if ($date_modifier == "before" && $timestamp < $check_timestamp || + $date_modifier == "after" && $timestamp > $check_timestamp) { + $match_ok = true; + } + + if ($inverse) $match_ok = !$match_ok; + + if ($match_ok) { + array_push($matches, array($filter["action"], $filter["action_param"])); + } + } + } + } + + if ($filters["author"]) { + foreach ($filters["author"] as $filter) { + $reg_exp = $filter["reg_exp"]; + $inverse = $filter["inverse"]; + if ((!$inverse && @preg_match("/$reg_exp/i", $author)) || + ($inverse && !@preg_match("/$reg_exp/i", $author))) { + + array_push($matches, array($filter["action"], $filter["action_param"])); + } + } + } + + if ($filters["tag"]) { + + $tag_string = join(",", $tags); + + foreach ($filters["tag"] as $filter) { + $reg_exp = $filter["reg_exp"]; + $inverse = $filter["inverse"]; + + if ((!$inverse && @preg_match("/$reg_exp/i", $tag_string)) || + ($inverse && !@preg_match("/$reg_exp/i", $tag_string))) { + + array_push($matches, array($filter["action"], $filter["action_param"])); + } + } + } + + + return $matches; + } + + function find_article_filter($filters, $filter_name) { + foreach ($filters as $f) { + if ($f[0] == $filter_name) { + return $f; + }; + } + return false; + } + + function calculate_article_score($filters) { + $score = 0; + + foreach ($filters as $f) { + if ($f[0] == "score") { + $score += $f[1]; + }; + } + return $score; + } + + function assign_article_to_labels($link, $id, $filters, $owner_uid) { + foreach ($filters as $f) { + if ($f[0] == "label") { + label_add_article($link, $id, $f[1], $owner_uid); + }; + } + } + + function getmicrotime() { + list($usec, $sec) = explode(" ",microtime()); + return ((float)$usec + (float)$sec); + } + + function print_radio($id, $default, $true_is, $values, $attributes = "") { + foreach ($values as $v) { + + if ($v == $default) + $sel = "checked"; + else + $sel = ""; + + if ($v == $true_is) { + $sel .= " value=\"1\""; + } else { + $sel .= " value=\"0\""; + } + + print "<input class=\"noborder\" dojoType=\"dijit.form.RadioButton\" + type=\"radio\" $sel $attributes name=\"$id\"> $v "; + + } + } + + function initialize_user_prefs($link, $uid, $profile = false) { + + $uid = db_escape_string($uid); + + if (!$profile) { + $profile = "NULL"; + $profile_qpart = "AND profile IS NULL"; + } else { + $profile_qpart = "AND profile = '$profile'"; + } + + if (get_schema_version($link) < 63) $profile_qpart = ""; + + db_query($link, "BEGIN"); + + $result = db_query($link, "SELECT pref_name,def_value FROM ttrss_prefs"); + + $u_result = db_query($link, "SELECT pref_name + FROM ttrss_user_prefs WHERE owner_uid = '$uid' $profile_qpart"); + + $active_prefs = array(); + + while ($line = db_fetch_assoc($u_result)) { + array_push($active_prefs, $line["pref_name"]); + } + + while ($line = db_fetch_assoc($result)) { + if (array_search($line["pref_name"], $active_prefs) === FALSE) { +// print "adding " . $line["pref_name"] . "<br>"; + + if (get_schema_version($link) < 63) { + db_query($link, "INSERT INTO ttrss_user_prefs + (owner_uid,pref_name,value) VALUES + ('$uid', '".$line["pref_name"]."','".$line["def_value"]."')"); + + } else { + db_query($link, "INSERT INTO ttrss_user_prefs + (owner_uid,pref_name,value, profile) VALUES + ('$uid', '".$line["pref_name"]."','".$line["def_value"]."', $profile)"); + } + + } + } + + db_query($link, "COMMIT"); + + } + + function get_ssl_certificate_id() { + if ($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"]) { + return sha1($_SERVER["REDIRECT_SSL_CLIENT_M_SERIAL"] . + $_SERVER["REDIRECT_SSL_CLIENT_V_START"] . + $_SERVER["REDIRECT_SSL_CLIENT_V_END"] . + $_SERVER["REDIRECT_SSL_CLIENT_S_DN"]); + } + return ""; + } + + function get_login_by_ssl_certificate($link) { + + $cert_serial = db_escape_string(get_ssl_certificate_id()); + + if ($cert_serial) { + $result = db_query($link, "SELECT login FROM ttrss_user_prefs, ttrss_users + WHERE pref_name = 'SSL_CERT_SERIAL' AND value = '$cert_serial' AND + owner_uid = ttrss_users.id"); + + if (db_num_rows($result) != 0) { + return db_escape_string(db_fetch_result($result, 0, "login")); + } + } + + return ""; + } + + function get_remote_user($link) { + + if (defined('ALLOW_REMOTE_USER_AUTH') && ALLOW_REMOTE_USER_AUTH) { + return db_escape_string($_SERVER["REMOTE_USER"]); + } + + return db_escape_string(get_login_by_ssl_certificate($link)); + } + + function get_remote_fakepass($link) { + if (get_remote_user($link)) + return "******"; + else + return ""; + } + + function authenticate_user($link, $login, $password, $force_auth = false) { + + if (!SINGLE_USER_MODE) { + + $pwd_hash1 = encrypt_password($password); + $pwd_hash2 = encrypt_password($password, $login); + $login = db_escape_string($login); + + $remote_user = get_remote_user($link); + + if ($remote_user && $remote_user == $login && $login != "admin") { + + $login = $remote_user; + + $query = "SELECT id,login,access_level,pwd_hash + FROM ttrss_users WHERE + login = '$login'"; + + if (defined('AUTO_CREATE_USER') && AUTO_CREATE_USER + && $_SERVER["REMOTE_USER"]) { + $result = db_query($link, $query); + + // First login ? + if (db_num_rows($result) == 0) { + $query2 = "INSERT INTO ttrss_users + (login,access_level,last_login,created) + VALUES ('$login', 0, null, NOW())"; + db_query($link, $query2); + } + } + + } else { + $query = "SELECT id,login,access_level,pwd_hash + FROM ttrss_users WHERE + login = '$login' AND (pwd_hash = '$pwd_hash1' OR + pwd_hash = '$pwd_hash2')"; + } + + $result = db_query($link, $query); + + if (db_num_rows($result) == 1) { + $_SESSION["uid"] = db_fetch_result($result, 0, "id"); + $_SESSION["name"] = db_fetch_result($result, 0, "login"); + $_SESSION["access_level"] = db_fetch_result($result, 0, "access_level"); + + db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " . + $_SESSION["uid"]); + + + // LemonLDAP can send user informations via HTTP HEADER + if (defined('AUTO_CREATE_USER') && AUTO_CREATE_USER){ + // update user name + $fullname = $_SERVER['HTTP_USER_NAME'] ? $_SERVER['HTTP_USER_NAME'] : $_SERVER['AUTHENTICATE_CN']; + if ($fullname){ + $fullname = db_escape_string($fullname); + db_query($link, "UPDATE ttrss_users SET full_name = '$fullname' WHERE id = " . + $_SESSION["uid"]); + } + // update user mail + $email = $_SERVER['HTTP_USER_MAIL'] ? $_SERVER['HTTP_USER_MAIL'] : $_SERVER['AUTHENTICATE_MAIL']; + if ($email){ + $email = db_escape_string($email); + db_query($link, "UPDATE ttrss_users SET email = '$email' WHERE id = " . + $_SESSION["uid"]); + } + } + + $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"]; + $_SESSION["pwd_hash"] = db_fetch_result($result, 0, "pwd_hash"); + + $_SESSION["last_version_check"] = time(); + + initialize_user_prefs($link, $_SESSION["uid"]); + + return true; + } + + return false; + + } else { + + $_SESSION["uid"] = 1; + $_SESSION["name"] = "admin"; + + $_SESSION["ip_address"] = $_SERVER["REMOTE_ADDR"]; + + initialize_user_prefs($link, $_SESSION["uid"]); + + return true; + } + } + + function make_password($length = 8) { + + $password = ""; + $possible = "0123456789abcdfghjkmnpqrstvwxyzABCDFGHJKMNPQRSTVWXYZ"; + + $i = 0; + + while ($i < $length) { + $char = substr($possible, mt_rand(0, strlen($possible)-1), 1); + + if (!strstr($password, $char)) { + $password .= $char; + $i++; + } + } + return $password; + } + + // this is called after user is created to initialize default feeds, labels + // or whatever else + + // user preferences are checked on every login, not here + + function initialize_user($link, $uid) { + + db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url) + values ('$uid', 'Tiny Tiny RSS: New Releases', + 'http://tt-rss.org/releases.rss')"); + + db_query($link, "insert into ttrss_feeds (owner_uid,title,feed_url) + values ('$uid', 'Tiny Tiny RSS: Forum', + 'http://tt-rss.org/forum/rss.php')"); + } + + function logout_user() { + session_destroy(); + if (isset($_COOKIE[session_name()])) { + setcookie(session_name(), '', time()-42000, '/'); + } + } + + function validate_session($link) { + if (SINGLE_USER_MODE) return true; + + $check_ip = $_SESSION['ip_address']; + + switch (SESSION_CHECK_ADDRESS) { + case 0: + $check_ip = ''; + break; + case 1: + $check_ip = substr($check_ip, 0, strrpos($check_ip, '.')+1); + break; + case 2: + $check_ip = substr($check_ip, 0, strrpos($check_ip, '.')); + $check_ip = substr($check_ip, 0, strrpos($check_ip, '.')+1); + break; + }; + + if ($check_ip && strpos($_SERVER['REMOTE_ADDR'], $check_ip) !== 0) { + $_SESSION["login_error_msg"] = + __("Session failed to validate (incorrect IP)"); + return false; + } + + if ($_SESSION["ref_schema_version"] != get_schema_version($link, true)) + return false; + + if ($_SESSION["uid"]) { + + $result = db_query($link, + "SELECT pwd_hash FROM ttrss_users WHERE id = '".$_SESSION["uid"]."'"); + + $pwd_hash = db_fetch_result($result, 0, "pwd_hash"); + + if ($pwd_hash != $_SESSION["pwd_hash"]) { + return false; + } + } + +/* if ($_SESSION["cookie_lifetime"] && $_SESSION["uid"]) { + + //print_r($_SESSION); + + if (time() > $_SESSION["cookie_lifetime"]) { + return false; + } + } */ + + return true; + } + + function login_sequence($link, $mobile = false) { + $_SESSION["prefs_cache"] = array(); + + if (!SINGLE_USER_MODE) { + + $login_action = $_POST["login_action"]; + + # try to authenticate user if called from login form + if ($login_action == "do_login") { + $login = db_escape_string($_POST["login"]); + $password = $_POST["password"]; + $remember_me = $_POST["remember_me"]; + + if (authenticate_user($link, $login, $password)) { + $_POST["password"] = ""; + + $_SESSION["language"] = $_POST["language"]; + $_SESSION["ref_schema_version"] = get_schema_version($link, true); + $_SESSION["bw_limit"] = !!$_POST["bw_limit"]; + + if ($_POST["profile"]) { + + $profile = db_escape_string($_POST["profile"]); + + $result = db_query($link, "SELECT id FROM ttrss_settings_profiles + WHERE id = '$profile' AND owner_uid = " . $_SESSION["uid"]); + + if (db_num_rows($result) != 0) { + $_SESSION["profile"] = $profile; + $_SESSION["prefs_cache"] = array(); + } + } + + if ($_REQUEST['return']) { + header("Location: " . $_REQUEST['return']); + } else { + header("Location: " . $_SERVER["REQUEST_URI"]); + } + + exit; + + return; + } else { + $_SESSION["login_error_msg"] = __("Incorrect username or password"); + } + } + + if (!$_SESSION["uid"] || !validate_session($link)) { + + if (get_remote_user($link) && AUTO_LOGIN) { + authenticate_user($link, get_remote_user($link), null); + $_SESSION["ref_schema_version"] = get_schema_version($link, true); + } else { + render_login_form($link, $mobile); + //header("Location: login.php"); + exit; + } + } else { + /* bump login timestamp */ + db_query($link, "UPDATE ttrss_users SET last_login = NOW() WHERE id = " . + $_SESSION["uid"]); + + if ($_SESSION["language"] && SESSION_COOKIE_LIFETIME > 0) { + setcookie("ttrss_lang", $_SESSION["language"], + time() + SESSION_COOKIE_LIFETIME); + } + + // try to remove possible duplicates from feed counter cache +// ccache_cleanup($link, $_SESSION["uid"]); + } + + } else { + return authenticate_user($link, "admin", null); + } + } + + function truncate_string($str, $max_len, $suffix = '…') { + if (mb_strlen($str, "utf-8") > $max_len - 3) { + return mb_substr($str, 0, $max_len, "utf-8") . $suffix; + } else { + return $str; + } + } + + function theme_image($link, $filename) { + if ($link) { + $theme_path = get_user_theme_path($link); + + if ($theme_path && is_file($theme_path.$filename)) { + return $theme_path.$filename; + } else { + return $filename; + } + } else { + return $filename; + } + } + + function get_user_theme($link) { + + if (get_schema_version($link) >= 63 && $_SESSION["uid"]) { + $theme_name = get_pref($link, "_THEME_ID"); + if (is_dir("themes/$theme_name")) { + return $theme_name; + } else { + return ''; + } + } else { + return ''; + } + + } + + function get_user_theme_path($link) { + $theme_path = ''; + + if (get_schema_version($link) >= 63 && $_SESSION["uid"]) { + $theme_name = get_pref($link, "_THEME_ID"); + + if ($theme_name && is_dir("themes/$theme_name")) { + $theme_path = "themes/$theme_name/"; + } else { + $theme_name = ''; + } + } else { + $theme_path = ''; + } + + if ($theme_path) { + if (is_file("$theme_path/theme.ini")) { + $ini = parse_ini_file("$theme_path/theme.ini", true); + if ($ini['theme']['version'] >= THEME_VERSION_REQUIRED) { + return $theme_path; + } + } + } + return ''; + } + + function get_user_theme_options($link) { + $t = get_user_theme_path($link); + + if ($t) { + if (is_file("$t/theme.ini")) { + $ini = parse_ini_file("$t/theme.ini", true); + if ($ini['theme']['version']) { + return $ini['theme']['options']; + } + } + } + return ''; + } + + function print_theme_includes($link) { + + $t = get_user_theme_path($link); + $time = time(); + + if ($t) { + print "<link rel=\"stylesheet\" type=\"text/css\" + href=\"$t/theme.css?$time \">"; + if (file_exists("$t/theme.js")) { + print "<script type=\"text/javascript\" src=\"$t/theme.js?$time\"> + </script>"; + } + } + } + + function get_all_themes() { + $themes = glob("themes/*"); + + asort($themes); + + $rv = array(); + + foreach ($themes as $t) { + if (is_file("$t/theme.ini")) { + $ini = parse_ini_file("$t/theme.ini", true); + if ($ini['theme']['version'] >= THEME_VERSION_REQUIRED && + !$ini['theme']['disabled']) { + $entry = array(); + $entry["path"] = $t; + $entry["base"] = basename($t); + $entry["name"] = $ini['theme']['name']; + $entry["version"] = $ini['theme']['version']; + $entry["author"] = $ini['theme']['author']; + $entry["options"] = $ini['theme']['options']; + array_push($rv, $entry); + } + } + } + + return $rv; + } + + function convert_timestamp($timestamp, $source_tz, $dest_tz) { + + try { + $source_tz = new DateTimeZone($source_tz); + } catch (Exception $e) { + $source_tz = new DateTimeZone('UTC'); + } + + try { + $dest_tz = new DateTimeZone($dest_tz); + } catch (Exception $e) { + $dest_tz = new DateTimeZone('UTC'); + } + + $dt = new DateTime(date('Y-m-d H:i:s', $timestamp), $source_tz); + return $dt->format('U') + $dest_tz->getOffset($dt); + } + + function make_local_datetime($link, $timestamp, $long, $owner_uid = false, + $no_smart_dt = false) { + + if (!$owner_uid) $owner_uid = $_SESSION['uid']; + if (!$timestamp) $timestamp = '1970-01-01 0:00'; + + global $utc_tz; + global $tz_offset; + + # We store date in UTC internally + $dt = new DateTime($timestamp, $utc_tz); + + if ($tz_offset == -1) { + + $user_tz_string = get_pref($link, 'USER_TIMEZONE', $owner_uid); + + try { + $user_tz = new DateTimeZone($user_tz_string); + } catch (Exception $e) { + $user_tz = $utc_tz; + } + + $tz_offset = $user_tz->getOffset($dt); + } + + $user_timestamp = $dt->format('U') + $tz_offset; + + if (!$no_smart_dt) { + return smart_date_time($link, $user_timestamp, + $tz_offset, $owner_uid); + } else { + if ($long) + $format = get_pref($link, 'LONG_DATE_FORMAT', $owner_uid); + else + $format = get_pref($link, 'SHORT_DATE_FORMAT', $owner_uid); + + return date($format, $user_timestamp); + } + } + + function smart_date_time($link, $timestamp, $tz_offset = 0, $owner_uid = false) { + if (!$owner_uid) $owner_uid = $_SESSION['uid']; + + if (date("Y.m.d", $timestamp) == date("Y.m.d", time() + $tz_offset)) { + return date("G:i", $timestamp); + } else if (date("Y", $timestamp) == date("Y", time() + $tz_offset)) { + $format = get_pref($link, 'SHORT_DATE_FORMAT', $owner_uid); + return date($format, $timestamp); + } else { + $format = get_pref($link, 'LONG_DATE_FORMAT', $owner_uid); + return date($format, $timestamp); + } + } + + function sql_bool_to_bool($s) { + if ($s == "t" || $s == "1" || $s == "true") { + return true; + } else { + return false; + } + } + + function bool_to_sql_bool($s) { + if ($s) { + return "true"; + } else { + return "false"; + } + } + + // Session caching removed due to causing wrong redirects to upgrade + // script when get_schema_version() is called on an obsolete session + // created on a previous schema version. + function get_schema_version($link, $nocache = false) { + global $schema_version; + + if (!$schema_version) { + $result = db_query($link, "SELECT schema_version FROM ttrss_version"); + $version = db_fetch_result($result, 0, "schema_version"); + $schema_version = $version; + return $version; + } else { + return $schema_version; + } + } + + function sanity_check($link) { + require_once 'errors.php'; + + $error_code = 0; + $schema_version = get_schema_version($link, true); + + if ($schema_version != SCHEMA_VERSION) { + $error_code = 5; + } + + if (DB_TYPE == "mysql") { + $result = db_query($link, "SELECT true", false); + if (db_num_rows($result) != 1) { + $error_code = 10; + } + } + + if (db_escape_string("testTEST") != "testTEST") { + $error_code = 12; + } + + return array("code" => $error_code, "message" => $ERRORS[$error_code]); + } + + function file_is_locked($filename) { + if (function_exists('flock')) { + $fp = @fopen(LOCK_DIRECTORY . "/$filename", "r"); + if ($fp) { + if (flock($fp, LOCK_EX | LOCK_NB)) { + flock($fp, LOCK_UN); + fclose($fp); + return false; + } + fclose($fp); + return true; + } else { + return false; + } + } + return true; // consider the file always locked and skip the test + } + + function make_lockfile($filename) { + $fp = fopen(LOCK_DIRECTORY . "/$filename", "w"); + + if (flock($fp, LOCK_EX | LOCK_NB)) { + if (function_exists('posix_getpid')) { + fwrite($fp, posix_getpid() . "\n"); + } + return $fp; + } else { + return false; + } + } + + function make_stampfile($filename) { + $fp = fopen(LOCK_DIRECTORY . "/$filename", "w"); + + if (flock($fp, LOCK_EX | LOCK_NB)) { + fwrite($fp, time() . "\n"); + flock($fp, LOCK_UN); + fclose($fp); + return true; + } else { + return false; + } + } + + function sql_random_function() { + if (DB_TYPE == "mysql") { + return "RAND()"; + } else { + return "RANDOM()"; + } + } + + function catchup_feed($link, $feed, $cat_view, $owner_uid = false) { + + if (!$owner_uid) $owner_uid = $_SESSION['uid']; + + //if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) { + + if (is_numeric($feed)) { + if ($cat_view) { + + if ($feed >= 0) { + + if ($feed > 0) { + $cat_qpart = "cat_id = '$feed'"; + } else { + $cat_qpart = "cat_id IS NULL"; + } + + $tmp_result = db_query($link, "SELECT id + FROM ttrss_feeds WHERE $cat_qpart AND owner_uid = $owner_uid"); + + while ($tmp_line = db_fetch_assoc($tmp_result)) { + + $tmp_feed = $tmp_line["id"]; + + db_query($link, "UPDATE ttrss_user_entries + SET unread = false,last_read = NOW() + WHERE feed_id = '$tmp_feed' AND owner_uid = $owner_uid"); + } + } else if ($feed == -2) { + + db_query($link, "UPDATE ttrss_user_entries + SET unread = false,last_read = NOW() WHERE (SELECT COUNT(*) + FROM ttrss_user_labels2 WHERE article_id = ref_id) > 0 + AND unread = true AND owner_uid = $owner_uid"); + } + + } else if ($feed > 0) { + + db_query($link, "UPDATE ttrss_user_entries + SET unread = false,last_read = NOW() + WHERE feed_id = '$feed' AND owner_uid = $owner_uid"); + + } else if ($feed < 0 && $feed > -10) { // special, like starred + + if ($feed == -1) { + db_query($link, "UPDATE ttrss_user_entries + SET unread = false,last_read = NOW() + WHERE marked = true AND owner_uid = $owner_uid"); + } + + if ($feed == -2) { + db_query($link, "UPDATE ttrss_user_entries + SET unread = false,last_read = NOW() + WHERE published = true AND owner_uid = $owner_uid"); + } + + if ($feed == -3) { + + $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE"); + + if (DB_TYPE == "pgsql") { + $match_part = "updated > NOW() - INTERVAL '$intl hour' "; + } else { + $match_part = "updated > DATE_SUB(NOW(), + INTERVAL $intl HOUR) "; + } + + $result = db_query($link, "SELECT id FROM ttrss_entries, + ttrss_user_entries WHERE $match_part AND + unread = true AND + ttrss_user_entries.ref_id = ttrss_entries.id AND + owner_uid = $owner_uid"); + + $affected_ids = array(); + + while ($line = db_fetch_assoc($result)) { + array_push($affected_ids, $line["id"]); + } + + catchupArticlesById($link, $affected_ids, 0); + } + + if ($feed == -4) { + db_query($link, "UPDATE ttrss_user_entries + SET unread = false,last_read = NOW() + WHERE owner_uid = $owner_uid"); + } + + } else if ($feed < -10) { // label + + $label_id = -$feed - 11; + + db_query($link, "UPDATE ttrss_user_entries, ttrss_user_labels2 + SET unread = false, last_read = NOW() + WHERE label_id = '$label_id' AND unread = true + AND owner_uid = '$owner_uid' AND ref_id = article_id"); + + } + + ccache_update($link, $feed, $owner_uid, $cat_view); + + } else { // tag + db_query($link, "BEGIN"); + + $tag_name = db_escape_string($feed); + + $result = db_query($link, "SELECT post_int_id FROM ttrss_tags + WHERE tag_name = '$tag_name' AND owner_uid = $owner_uid"); + + while ($line = db_fetch_assoc($result)) { + db_query($link, "UPDATE ttrss_user_entries SET + unread = false, last_read = NOW() + WHERE int_id = " . $line["post_int_id"]); + } + db_query($link, "COMMIT"); + } + } + + function getAllCounters($link, $omode = "flc", $active_feed = false) { + + if (!$omode) $omode = "flc"; + + $data = getGlobalCounters($link); + + $data = array_merge($data, getVirtCounters($link)); + + if (strchr($omode, "l")) $data = array_merge($data, getLabelCounters($link)); + if (strchr($omode, "f")) $data = array_merge($data, getFeedCounters($link, $active_feed)); + if (strchr($omode, "t")) $data = array_merge($data, getTagCounters($link)); + if (strchr($omode, "c")) $data = array_merge($data, getCategoryCounters($link)); + + return $data; + } + + function getCategoryCounters($link) { + $ret_arr = array(); + + /* Labels category */ + + $cv = array("id" => -2, "kind" => "cat", + "counter" => getCategoryUnread($link, -2)); + + array_push($ret_arr, $cv); + + $age_qpart = getMaxAgeSubquery(); + + $result = db_query($link, "SELECT id AS cat_id, value AS unread + FROM ttrss_feed_categories, ttrss_cat_counters_cache + WHERE ttrss_cat_counters_cache.feed_id = id AND + ttrss_feed_categories.owner_uid = " . $_SESSION["uid"]); + + while ($line = db_fetch_assoc($result)) { + $line["cat_id"] = (int) $line["cat_id"]; + + $cv = array("id" => $line["cat_id"], "kind" => "cat", + "counter" => $line["unread"]); + + array_push($ret_arr, $cv); + } + + /* Special case: NULL category doesn't actually exist in the DB */ + + $cv = array("id" => 0, "kind" => "cat", + "counter" => ccache_find($link, 0, $_SESSION["uid"], true)); + + array_push($ret_arr, $cv); + + return $ret_arr; + } + + function getCategoryUnread($link, $cat, $owner_uid = false) { + + if (!$owner_uid) $owner_uid = $_SESSION["uid"]; + + if ($cat >= 0) { + + if ($cat != 0) { + $cat_query = "cat_id = '$cat'"; + } else { + $cat_query = "cat_id IS NULL"; + } + + $age_qpart = getMaxAgeSubquery(); + + $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE $cat_query + AND owner_uid = " . $owner_uid); + + $cat_feeds = array(); + while ($line = db_fetch_assoc($result)) { + array_push($cat_feeds, "feed_id = " . $line["id"]); + } + + if (count($cat_feeds) == 0) return 0; + + $match_part = implode(" OR ", $cat_feeds); + + $result = db_query($link, "SELECT COUNT(int_id) AS unread + FROM ttrss_user_entries,ttrss_entries + WHERE unread = true AND ($match_part) AND id = ref_id + AND $age_qpart AND owner_uid = " . $owner_uid); + + $unread = 0; + + # this needs to be rewritten + while ($line = db_fetch_assoc($result)) { + $unread += $line["unread"]; + } + + return $unread; + } else if ($cat == -1) { + return getFeedUnread($link, -1) + getFeedUnread($link, -2) + getFeedUnread($link, -3) + getFeedUnread($link, 0); + } else if ($cat == -2) { + + $result = db_query($link, " + SELECT COUNT(unread) AS unread FROM + ttrss_user_entries, ttrss_labels2, ttrss_user_labels2, ttrss_feeds + WHERE label_id = ttrss_labels2.id AND article_id = ref_id AND + ttrss_labels2.owner_uid = '$owner_uid' + AND unread = true AND feed_id = ttrss_feeds.id + AND ttrss_user_entries.owner_uid = '$owner_uid'"); + + $unread = db_fetch_result($result, 0, "unread"); + + return $unread; + + } + } + + function getMaxAgeSubquery($days = COUNTERS_MAX_AGE) { + if (DB_TYPE == "pgsql") { + return "ttrss_entries.date_updated > + NOW() - INTERVAL '$days days'"; + } else { + return "ttrss_entries.date_updated > + DATE_SUB(NOW(), INTERVAL $days DAY)"; + } + } + + function getFeedUnread($link, $feed, $is_cat = false) { + return getFeedArticles($link, $feed, $is_cat, true, $_SESSION["uid"]); + } + + function getLabelUnread($link, $label_id, $owner_uid = false) { + if (!$owner_uid) $owner_uid = $_SESSION["uid"]; + + $result = db_query($link, " + SELECT COUNT(unread) AS unread FROM + ttrss_user_entries, ttrss_labels2, ttrss_user_labels2, ttrss_feeds + WHERE label_id = ttrss_labels2.id AND article_id = ref_id AND + ttrss_labels2.owner_uid = '$owner_uid' AND ttrss_labels2.id = '$label_id' + AND unread = true AND feed_id = ttrss_feeds.id + AND ttrss_user_entries.owner_uid = '$owner_uid'"); + + if (db_num_rows($result) != 0) { + return db_fetch_result($result, 0, "unread"); + } else { + return 0; + } + } + + function getFeedArticles($link, $feed, $is_cat = false, $unread_only = false, + $owner_uid = false) { + + $n_feed = (int) $feed; + + if (!$owner_uid) $owner_uid = $_SESSION["uid"]; + + if ($unread_only) { + $unread_qpart = "unread = true"; + } else { + $unread_qpart = "true"; + } + + $age_qpart = getMaxAgeSubquery(); + + if ($is_cat) { + return getCategoryUnread($link, $n_feed, $owner_uid); + } if ($feed != "0" && $n_feed == 0) { + + $feed = db_escape_string($feed); + + $result = db_query($link, "SELECT SUM((SELECT COUNT(int_id) + FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id + AND ref_id = id AND $age_qpart + AND $unread_qpart)) AS count FROM ttrss_tags + WHERE owner_uid = $owner_uid AND tag_name = '$feed'"); + return db_fetch_result($result, 0, "count"); + + } else if ($n_feed == -1) { + $match_part = "marked = true"; + } else if ($n_feed == -2) { + $match_part = "published = true"; + } else if ($n_feed == -3) { + $match_part = "unread = true AND score >= 0"; + + $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE", $owner_uid); + + if (DB_TYPE == "pgsql") { + $match_part .= " AND updated > NOW() - INTERVAL '$intl hour' "; + } else { + $match_part .= " AND updated > DATE_SUB(NOW(), INTERVAL $intl HOUR) "; + } + } else if ($n_feed == -4) { + $match_part = "true"; + } else if ($n_feed >= 0) { + + if ($n_feed != 0) { + $match_part = "feed_id = '$n_feed'"; + } else { + $match_part = "feed_id IS NULL"; + } + + } else if ($feed < -10) { + + $label_id = -$feed - 11; + + return getLabelUnread($link, $label_id, $owner_uid); + + } + + if ($match_part) { + + if ($n_feed != 0) { + $from_qpart = "ttrss_user_entries,ttrss_feeds,ttrss_entries"; + $feeds_qpart = "ttrss_user_entries.feed_id = ttrss_feeds.id AND"; + } else { + $from_qpart = "ttrss_user_entries,ttrss_entries"; + $feeds_qpart = ''; + } + + $query = "SELECT count(int_id) AS unread + FROM $from_qpart WHERE + ttrss_user_entries.ref_id = ttrss_entries.id AND + $age_qpart AND + $feeds_qpart + $unread_qpart AND ($match_part) AND ttrss_user_entries.owner_uid = $owner_uid"; + + $result = db_query($link, $query); + + } else { + + $result = db_query($link, "SELECT COUNT(post_int_id) AS unread + FROM ttrss_tags,ttrss_user_entries,ttrss_entries + WHERE tag_name = '$feed' AND post_int_id = int_id AND ref_id = ttrss_entries.id + AND $unread_qpart AND $age_qpart AND + ttrss_tags.owner_uid = " . $owner_uid); + } + + $unread = db_fetch_result($result, 0, "unread"); + + return $unread; + } + + function getGlobalUnread($link, $user_id = false) { + + if (!$user_id) { + $user_id = $_SESSION["uid"]; + } + + $result = db_query($link, "SELECT SUM(value) AS c_id FROM ttrss_counters_cache + WHERE owner_uid = '$user_id' AND feed_id > 0"); + + $c_id = db_fetch_result($result, 0, "c_id"); + + return $c_id; + } + + function getGlobalCounters($link, $global_unread = -1) { + $ret_arr = array(); + + if ($global_unread == -1) { + $global_unread = getGlobalUnread($link); + } + + $cv = array("id" => "global-unread", + "counter" => $global_unread); + + array_push($ret_arr, $cv); + + $result = db_query($link, "SELECT COUNT(id) AS fn FROM + ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]); + + $subscribed_feeds = db_fetch_result($result, 0, "fn"); + + $cv = array("id" => "subscribed-feeds", + "counter" => $subscribed_feeds); + + array_push($ret_arr, $cv); + + return $ret_arr; + } + + function getTagCounters($link) { + + $ret_arr = array(); + + $age_qpart = getMaxAgeSubquery(); + + $result = db_query($link, "SELECT tag_name,SUM((SELECT COUNT(int_id) + FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id + AND ref_id = id AND $age_qpart + AND unread = true)) AS count FROM ttrss_tags + WHERE owner_uid = ".$_SESSION['uid']." GROUP BY tag_name + ORDER BY count DESC LIMIT 55"); + + $tags = array(); + + while ($line = db_fetch_assoc($result)) { + $tags[$line["tag_name"]] += $line["count"]; + } + + foreach (array_keys($tags) as $tag) { + $unread = $tags[$tag]; + $tag = htmlspecialchars($tag); + + $cv = array("id" => $tag, + "kind" => "tag", + "counter" => $unread); + + array_push($ret_arr, $cv); + } + + return $ret_arr; + } + + function getVirtCounters($link) { + + $ret_arr = array(); + + for ($i = 0; $i >= -4; $i--) { + + $count = getFeedUnread($link, $i); + + $cv = array("id" => $i, + "counter" => $count); + +// if (get_pref($link, 'EXTENDED_FEEDLIST')) +// $cv["xmsg"] = getFeedArticles($link, $i)." ".__("total"); + + array_push($ret_arr, $cv); + } + + return $ret_arr; + } + + function getLabelCounters($link, $descriptions = false) { + + $ret_arr = array(); + + $age_qpart = getMaxAgeSubquery(); + + $owner_uid = $_SESSION["uid"]; + + $result = db_query($link, "SELECT id, caption FROM ttrss_labels2 + WHERE owner_uid = '$owner_uid'"); + + while ($line = db_fetch_assoc($result)) { + + $id = -$line["id"] - 11; + + $label_name = $line["caption"]; + $count = getFeedUnread($link, $id); + + $cv = array("id" => $id, + "counter" => $count); + + if ($descriptions) + $cv["description"] = $label_name; + +// if (get_pref($link, 'EXTENDED_FEEDLIST')) +// $cv["xmsg"] = getFeedArticles($link, $id)." ".__("total"); + + array_push($ret_arr, $cv); + } + + return $ret_arr; + } + + function getFeedCounters($link, $active_feed = false) { + + $ret_arr = array(); + + $age_qpart = getMaxAgeSubquery(); + + $query = "SELECT ttrss_feeds.id, + ttrss_feeds.title, + ".SUBSTRING_FOR_DATE."(ttrss_feeds.last_updated,1,19) AS last_updated, + last_error, value AS count + FROM ttrss_feeds, ttrss_counters_cache + WHERE ttrss_feeds.owner_uid = ".$_SESSION["uid"]." + AND ttrss_counters_cache.feed_id = id"; + + $result = db_query($link, $query); + $fctrs_modified = false; + + while ($line = db_fetch_assoc($result)) { + + $id = $line["id"]; + $count = $line["count"]; + $last_error = htmlspecialchars($line["last_error"]); + + $last_updated = make_local_datetime($link, $line['last_updated'], false); + + $has_img = feed_has_icon($id); + + if (date('Y') - date('Y', strtotime($line['last_updated'])) > 2) + $last_updated = ''; + + $cv = array("id" => $id, + "updated" => $last_updated, + "counter" => $count, + "has_img" => (int) $has_img); + + if ($last_error) + $cv["error"] = $last_error; + +// if (get_pref($link, 'EXTENDED_FEEDLIST')) +// $cv["xmsg"] = getFeedArticles($link, $id)." ".__("total"); + + if ($active_feed && $id == $active_feed) + $cv["title"] = truncate_string($line["title"], 30); + + array_push($ret_arr, $cv); + + } + + return $ret_arr; + } + + function get_pgsql_version($link) { + $result = db_query($link, "SELECT version() AS version"); + $version = explode(" ", db_fetch_result($result, 0, "version")); + return $version[1]; + } + + /** + * Subscribes the user to the given feed + * + * @param resource $link Database connection + * @param string $url Feed URL to subscribe to + * @param integer $cat_id Category ID the feed shall be added to + * @param string $auth_login (optional) Feed username + * @param string $auth_pass (optional) Feed password + * + * @return integer Status code: + * 0 - OK, Feed already exists + * 1 - OK, Feed added + * 2 - Invalid URL + * 3 - URL content is HTML, no feeds available + * 4 - URL content is HTML which contains multiple feeds. + * Here you should call extractfeedurls in rpc-backend + * to get all possible feeds. + * 5 - Couldn't download the URL content. + */ + function subscribe_to_feed($link, $url, $cat_id = 0, + $auth_login = '', $auth_pass = '') { + + $url = fix_url($url); + + if (!$url || !validate_feed_url($url)) return 2; + + $update_method = 0; + + $result = db_query($link, "SELECT twitter_oauth FROM ttrss_users + WHERE id = ".$_SESSION['uid']); + + $has_oauth = db_fetch_result($result, 0, 'twitter_oauth'); + + if (!$has_oauth || strpos($url, '://api.twitter.com') === false) { + if (!fetch_file_contents($url, false, $auth_login, $auth_pass)) return 5; + + if (url_is_html($url, $auth_login, $auth_pass)) { + $feedUrls = get_feeds_from_html($url, $auth_login, $auth_pass); + if (count($feedUrls) == 0) { + return 3; + } else if (count($feedUrls) > 1) { + return 4; + } + //use feed url as new URL + $url = key($feedUrls); + } + + } else { + if (!fetch_twitter_rss($link, $url, $_SESSION['uid'])) + return 5; + + $update_method = 3; + } + if ($cat_id == "0" || !$cat_id) { + $cat_qpart = "NULL"; + } else { + $cat_qpart = "'$cat_id'"; + } + + $result = db_query($link, + "SELECT id FROM ttrss_feeds + WHERE feed_url = '$url' AND owner_uid = ".$_SESSION["uid"]); + + if (db_num_rows($result) == 0) { + $result = db_query($link, + "INSERT INTO ttrss_feeds + (owner_uid,feed_url,title,cat_id, auth_login,auth_pass,update_method) + VALUES ('".$_SESSION["uid"]."', '$url', + '[Unknown]', $cat_qpart, '$auth_login', '$auth_pass', '$update_method')"); + + $result = db_query($link, + "SELECT id FROM ttrss_feeds WHERE feed_url = '$url' + AND owner_uid = " . $_SESSION["uid"]); + + $feed_id = db_fetch_result($result, 0, "id"); + + if ($feed_id) { + update_rss_feed($link, $feed_id, true); + } + + return 1; + } else { + return 0; + } + } + + function print_feed_select($link, $id, $default_id = "", + $attributes = "", $include_all_feeds = true) { + + print "<select id=\"$id\" name=\"$id\" $attributes>"; + if ($include_all_feeds) { + print "<option value=\"0\">".__('All feeds')."</option>"; + } + + $result = db_query($link, "SELECT id,title FROM ttrss_feeds + WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title"); + + if (db_num_rows($result) > 0 && $include_all_feeds) { + print "<option disabled>--------</option>"; + } + + while ($line = db_fetch_assoc($result)) { + if ($line["id"] == $default_id) { + $is_selected = "selected=\"1\""; + } else { + $is_selected = ""; + } + + $title = truncate_string(htmlspecialchars($line["title"]), 40); + + printf("<option $is_selected value='%d'>%s</option>", + $line["id"], $title); + } + + print "</select>"; + } + + function print_feed_cat_select($link, $id, $default_id = "", + $attributes = "", $include_all_cats = true) { + + print "<select id=\"$id\" name=\"$id\" default=\"$default_id\" onchange=\"catSelectOnChange(this)\" $attributes>"; + + if ($include_all_cats) { + print "<option value=\"0\">".__('Uncategorized')."</option>"; + } + + $result = db_query($link, "SELECT id,title FROM ttrss_feed_categories + WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY title"); + + if (db_num_rows($result) > 0 && $include_all_cats) { + print "<option disabled=\"1\">--------</option>"; + } + + while ($line = db_fetch_assoc($result)) { + if ($line["id"] == $default_id) { + $is_selected = "selected=\"1\""; + } else { + $is_selected = ""; + } + + if ($line["title"]) + printf("<option $is_selected value='%d'>%s</option>", + $line["id"], htmlspecialchars($line["title"])); + } + +# print "<option value=\"ADD_CAT\">" .__("Add category...") . "</option>"; + + print "</select>"; + } + + function checkbox_to_sql_bool($val) { + return ($val == "on") ? "true" : "false"; + } + + function getFeedCatTitle($link, $id) { + if ($id == -1) { + return __("Special"); + } else if ($id < -10) { + return __("Labels"); + } else if ($id > 0) { + $result = db_query($link, "SELECT ttrss_feed_categories.title + FROM ttrss_feeds, ttrss_feed_categories WHERE ttrss_feeds.id = '$id' AND + cat_id = ttrss_feed_categories.id"); + if (db_num_rows($result) == 1) { + return db_fetch_result($result, 0, "title"); + } else { + return __("Uncategorized"); + } + } else { + return "getFeedCatTitle($id) failed"; + } + + } + + function getFeedIcon($id) { + switch ($id) { + case 0: + return "images/archive.png"; + break; + case -1: + return "images/mark_set.png"; + break; + case -2: + return "images/pub_set.png"; + break; + case -3: + return "images/fresh.png"; + break; + case -4: + return "images/tag.png"; + break; + default: + if ($id < -10) { + return "images/label.png"; + } else { + if (file_exists(ICONS_DIR . "/$id.ico")) + return ICONS_URL . "/$id.ico"; + } + break; + } + } + + function getFeedTitle($link, $id) { + if ($id == -1) { + return __("Starred articles"); + } else if ($id == -2) { + return __("Published articles"); + } else if ($id == -3) { + return __("Fresh articles"); + } else if ($id == -4) { + return __("All articles"); + } else if ($id === 0 || $id === "0") { + return __("Archived articles"); + } else if ($id < -10) { + $label_id = -$id - 11; + $result = db_query($link, "SELECT caption FROM ttrss_labels2 WHERE id = '$label_id'"); + if (db_num_rows($result) == 1) { + return db_fetch_result($result, 0, "caption"); + } else { + return "Unknown label ($label_id)"; + } + + } else if (is_numeric($id) && $id > 0) { + $result = db_query($link, "SELECT title FROM ttrss_feeds WHERE id = '$id'"); + if (db_num_rows($result) == 1) { + return db_fetch_result($result, 0, "title"); + } else { + return "Unknown feed ($id)"; + } + } else { + return $id; + } + } + + function make_init_params($link) { + $params = array(); + + $params["theme"] = get_user_theme($link); + $params["theme_options"] = get_user_theme_options($link); + + $params["sign_progress"] = theme_image($link, "images/indicator_white.gif"); + $params["sign_progress_tiny"] = theme_image($link, "images/indicator_tiny.gif"); + $params["sign_excl"] = theme_image($link, "images/sign_excl.png"); + $params["sign_info"] = theme_image($link, "images/sign_info.png"); + + foreach (array("ON_CATCHUP_SHOW_NEXT_FEED", "HIDE_READ_FEEDS", + "ENABLE_FEED_CATS", "FEEDS_SORT_BY_UNREAD", "CONFIRM_FEED_CATCHUP", + "CDM_AUTO_CATCHUP", "FRESH_ARTICLE_MAX_AGE", "DEFAULT_ARTICLE_LIMIT", + "HIDE_READ_SHOWS_SPECIAL", "COMBINED_DISPLAY_MODE") as $param) { + + $params[strtolower($param)] = (int) get_pref($link, $param); + } + + $params["icons_url"] = ICONS_URL; + $params["cookie_lifetime"] = SESSION_COOKIE_LIFETIME; + $params["default_view_mode"] = get_pref($link, "_DEFAULT_VIEW_MODE"); + $params["default_view_limit"] = (int) get_pref($link, "_DEFAULT_VIEW_LIMIT"); + $params["default_view_order_by"] = get_pref($link, "_DEFAULT_VIEW_ORDER_BY"); + $params["bw_limit"] = (int) $_SESSION["bw_limit"]; + + $result = db_query($link, "SELECT MAX(id) AS mid, COUNT(*) AS nf FROM + ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]); + + $max_feed_id = db_fetch_result($result, 0, "mid"); + $num_feeds = db_fetch_result($result, 0, "nf"); + + $params["max_feed_id"] = (int) $max_feed_id; + $params["num_feeds"] = (int) $num_feeds; + + $params["collapsed_feedlist"] = (int) get_pref($link, "_COLLAPSED_FEEDLIST"); + + return $params; + } + + function make_runtime_info($link) { + $data = array(); + + $result = db_query($link, "SELECT MAX(id) AS mid, COUNT(*) AS nf FROM + ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"]); + + $max_feed_id = db_fetch_result($result, 0, "mid"); + $num_feeds = db_fetch_result($result, 0, "nf"); + + $data["max_feed_id"] = (int) $max_feed_id; + $data["num_feeds"] = (int) $num_feeds; + + $data['last_article_id'] = getLastArticleId($link); + $data['cdm_expanded'] = get_pref($link, 'CDM_EXPANDED'); + + if (file_exists(LOCK_DIRECTORY . "/update_daemon.lock")) { + + $data['daemon_is_running'] = (int) file_is_locked("update_daemon.lock"); + + if (time() - $_SESSION["daemon_stamp_check"] > 30) { + + $stamp = (int) @file_get_contents(LOCK_DIRECTORY . "/update_daemon.stamp"); + + if ($stamp) { + $stamp_delta = time() - $stamp; + + if ($stamp_delta > 1800) { + $stamp_check = 0; + } else { + $stamp_check = 1; + $_SESSION["daemon_stamp_check"] = time(); + } + + $data['daemon_stamp_ok'] = $stamp_check; + + $stamp_fmt = date("Y.m.d, G:i", $stamp); + + $data['daemon_stamp'] = $stamp_fmt; + } + } + } + + if ($_SESSION["last_version_check"] + 86400 + rand(-1000, 1000) < time()) { + $new_version_details = @check_for_update($link); + + $data['new_version_available'] = (int) ($new_version_details != false); + + $_SESSION["last_version_check"] = time(); + } + + return $data; + } + + function search_to_sql($link, $search, $match_on) { + + $search_query_part = ""; + + $keywords = explode(" ", $search); + $query_keywords = array(); + + foreach ($keywords as $k) { + if (strpos($k, "-") === 0) { + $k = substr($k, 1); + $not = "NOT"; + } else { + $not = ""; + } + + $commandpair = explode(":", mb_strtolower($k), 2); + + if ($commandpair[0] == "note" && $commandpair[1]) { + + if ($commandpair[1] == "true") + array_push($query_keywords, "($not (note IS NOT NULL AND note != ''))"); + else + array_push($query_keywords, "($not (note IS NULL OR note = ''))"); + + } else if ($commandpair[0] == "star" && $commandpair[1]) { + + if ($commandpair[1] == "true") + array_push($query_keywords, "($not (marked = true))"); + else + array_push($query_keywords, "($not (marked = false))"); + + } else if ($commandpair[0] == "pub" && $commandpair[1]) { + + if ($commandpair[1] == "true") + array_push($query_keywords, "($not (published = true))"); + else + array_push($query_keywords, "($not (published = false))"); + + } else if (strpos($k, "@") === 0) { + + $user_tz_string = get_pref($link, 'USER_TIMEZONE', $_SESSION['uid']); + $orig_ts = strtotime(substr($k, 1)); + $k = date("Y-m-d", convert_timestamp($orig_ts, $user_tz_string, 'UTC')); + + //$k = date("Y-m-d", strtotime(substr($k, 1))); + + array_push($query_keywords, "(".SUBSTRING_FOR_DATE."(updated,1,LENGTH('$k')) $not = '$k')"); + } else if ($match_on == "both") { + array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%') + OR UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))"); + } else if ($match_on == "title") { + array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%'))"); + } else if ($match_on == "content") { + array_push($query_keywords, "(UPPER(ttrss_entries.content) $not LIKE UPPER('%$k%'))"); + } + } + + $search_query_part = implode("AND", $query_keywords); + + return $search_query_part; + } + + + function queryFeedHeadlines($link, $feed, $limit, $view_mode, $cat_view, $search, $search_mode, $match_on, $override_order = false, $offset = 0, $owner_uid = 0, $filter = false, $since_id = 0) { + + if (!$owner_uid) $owner_uid = $_SESSION["uid"]; + + $ext_tables_part = ""; + + if ($search) { + + if (SPHINX_ENABLED) { + $ids = join(",", @sphinx_search($search, 0, 500)); + + if ($ids) + $search_query_part = "ref_id IN ($ids) AND "; + else + $search_query_part = "ref_id = -1 AND "; + + } else { + $search_query_part = search_to_sql($link, $search, $match_on); + $search_query_part .= " AND "; + } + + } else { + $search_query_part = ""; + } + + if ($filter) { + $filter_query_part = filter_to_sql($filter); + } else { + $filter_query_part = ""; + } + + if ($since_id) { + $since_id_part = "ttrss_entries.id > $since_id AND "; + } else { + $since_id_part = ""; + } + + $view_query_part = ""; + + if ($view_mode == "adaptive" || $view_query_part == "noscores") { + if ($search) { + $view_query_part = " "; + } else if ($feed != -1) { + $unread = getFeedUnread($link, $feed, $cat_view); + if ($unread > 0) { + $view_query_part = " unread = true AND "; + } + } + } + + if ($view_mode == "marked") { + $view_query_part = " marked = true AND "; + } + + if ($view_mode == "published") { + $view_query_part = " published = true AND "; + } + + if ($view_mode == "unread") { + $view_query_part = " unread = true AND "; + } + + if ($view_mode == "updated") { + $view_query_part = " (last_read is null and unread = false) AND "; + } + + if ($limit > 0) { + $limit_query_part = "LIMIT " . $limit; + } + + $vfeed_query_part = ""; + + // override query strategy and enable feed display when searching globally + if ($search && $search_mode == "all_feeds") { + $query_strategy_part = "ttrss_entries.id > 0"; + $vfeed_query_part = "ttrss_feeds.title AS feed_title,"; + /* tags */ + } else if (preg_match("/^-?[0-9][0-9]*$/", $feed) == false) { + $query_strategy_part = "ttrss_entries.id > 0"; + $vfeed_query_part = "(SELECT title FROM ttrss_feeds WHERE + id = feed_id) as feed_title,"; + } else if ($feed > 0 && $search && $search_mode == "this_cat") { + + $vfeed_query_part = "ttrss_feeds.title AS feed_title,"; + + $tmp_result = false; + + if ($cat_view) { + $tmp_result = db_query($link, "SELECT id + FROM ttrss_feeds WHERE cat_id = '$feed'"); + } else { + $tmp_result = db_query($link, "SELECT id + FROM ttrss_feeds WHERE cat_id = (SELECT cat_id FROM ttrss_feeds + WHERE id = '$feed') AND id != '$feed'"); + } + + $cat_siblings = array(); + + if (db_num_rows($tmp_result) > 0) { + while ($p = db_fetch_assoc($tmp_result)) { + array_push($cat_siblings, "feed_id = " . $p["id"]); + } + + $query_strategy_part = sprintf("(feed_id = %d OR %s)", + $feed, implode(" OR ", $cat_siblings)); + + } else { + $query_strategy_part = "ttrss_entries.id > 0"; + } + + } else if ($feed > 0) { + + if ($cat_view) { + + if ($feed > 0) { + $query_strategy_part = "cat_id = '$feed'"; + } else { + $query_strategy_part = "cat_id IS NULL"; + } + + $vfeed_query_part = "ttrss_feeds.title AS feed_title,"; + + } else { + $query_strategy_part = "feed_id = '$feed'"; + } + } else if ($feed == 0 && !$cat_view) { // archive virtual feed + $query_strategy_part = "feed_id IS NULL"; + } else if ($feed == 0 && $cat_view) { // uncategorized + $query_strategy_part = "cat_id IS NULL"; + $vfeed_query_part = "ttrss_feeds.title AS feed_title,"; + } else if ($feed == -1) { // starred virtual feed + $query_strategy_part = "marked = true"; + $vfeed_query_part = "ttrss_feeds.title AS feed_title,"; + } else if ($feed == -2) { // published virtual feed OR labels category + + if (!$cat_view) { + $query_strategy_part = "published = true"; + $vfeed_query_part = "ttrss_feeds.title AS feed_title,"; + } else { + $vfeed_query_part = "ttrss_feeds.title AS feed_title,"; + + $ext_tables_part = ",ttrss_labels2,ttrss_user_labels2"; + + $query_strategy_part = "ttrss_labels2.id = ttrss_user_labels2.label_id AND + ttrss_user_labels2.article_id = ref_id"; + + } + + } else if ($feed == -3) { // fresh virtual feed + $query_strategy_part = "unread = true AND score >= 0"; + + $intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE", $owner_uid); + + if (DB_TYPE == "pgsql") { + $query_strategy_part .= " AND updated > NOW() - INTERVAL '$intl hour' "; + } else { + $query_strategy_part .= " AND updated > DATE_SUB(NOW(), INTERVAL $intl HOUR) "; + } + + $vfeed_query_part = "ttrss_feeds.title AS feed_title,"; + } else if ($feed == -4) { // all articles virtual feed + $query_strategy_part = "true"; + $vfeed_query_part = "ttrss_feeds.title AS feed_title,"; + } else if ($feed <= -10) { // labels + $label_id = -$feed - 11; + + $query_strategy_part = "label_id = '$label_id' AND + ttrss_labels2.id = ttrss_user_labels2.label_id AND + ttrss_user_labels2.article_id = ref_id"; + + $vfeed_query_part = "ttrss_feeds.title AS feed_title,"; + $ext_tables_part = ",ttrss_labels2,ttrss_user_labels2"; + + } else { + $query_strategy_part = "id > 0"; // dumb + } + + if (get_pref($link, "SORT_HEADLINES_BY_FEED_DATE", $owner_uid)) { + $date_sort_field = "updated"; + } else { + $date_sort_field = "date_entered"; + } + + if (get_pref($link, 'REVERSE_HEADLINES', $owner_uid)) { + $order_by = "$date_sort_field"; + } else { + $order_by = "$date_sort_field DESC"; + } + + if ($view_mode != "noscores") { + $order_by = "score DESC, $order_by"; + } + + if ($override_order) { + $order_by = $override_order; + } + + $feed_title = ""; + + if ($search) { + $feed_title = "Search results"; + } else { + if ($cat_view) { + $feed_title = getCategoryTitle($link, $feed); + } else { + if (is_numeric($feed) && $feed > 0) { + $result = db_query($link, "SELECT title,site_url,last_error + FROM ttrss_feeds WHERE id = '$feed' AND owner_uid = $owner_uid"); + + $feed_title = db_fetch_result($result, 0, "title"); + $feed_site_url = db_fetch_result($result, 0, "site_url"); + $last_error = db_fetch_result($result, 0, "last_error"); + } else { + $feed_title = getFeedTitle($link, $feed); + } + } + } + + $content_query_part = "content as content_preview,"; + + if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) { + + if ($feed >= 0) { + $feed_kind = "Feeds"; + } else { + $feed_kind = "Labels"; + } + + if ($limit_query_part) { + $offset_query_part = "OFFSET $offset"; + } + + if ($vfeed_query_part && get_pref($link, 'VFEED_GROUP_BY_FEED', $owner_uid)) { + if (!$override_order) { + $order_by = "ttrss_feeds.title, $order_by"; + } + } + + if ($feed != "0") { + $from_qpart = "ttrss_entries,ttrss_user_entries,ttrss_feeds$ext_tables_part"; + $feed_check_qpart = "ttrss_user_entries.feed_id = ttrss_feeds.id AND"; + + } else { + $from_qpart = "ttrss_entries,ttrss_user_entries$ext_tables_part + LEFT JOIN ttrss_feeds ON (feed_id = ttrss_feeds.id)"; + } + + $query = "SELECT DISTINCT + date_entered, + guid, + ttrss_entries.id,ttrss_entries.title, + updated, + label_cache, + tag_cache, + always_display_enclosures, + site_url, + note, + num_comments, + comments, + int_id, + unread,feed_id,marked,published,link,last_read,orig_feed_id, + ".SUBSTRING_FOR_DATE."(last_read,1,19) as last_read_noms, + $vfeed_query_part + $content_query_part + ".SUBSTRING_FOR_DATE."(updated,1,19) as updated_noms, + author,score + FROM + $from_qpart + WHERE + $feed_check_qpart + ttrss_user_entries.ref_id = ttrss_entries.id AND + ttrss_user_entries.owner_uid = '$owner_uid' AND + $search_query_part + $filter_query_part + $view_query_part + $since_id_part + $query_strategy_part ORDER BY $order_by + $limit_query_part $offset_query_part"; + + if ($_REQUEST["debug"]) print $query; + + $result = db_query($link, $query); + + } else { + // browsing by tag + + $select_qpart = "SELECT DISTINCT " . + "date_entered," . + "guid," . + "note," . + "ttrss_entries.id as id," . + "title," . + "updated," . + "unread," . + "feed_id," . + "orig_feed_id," . + "site_url," . + "always_display_enclosures, ". + "marked," . + "num_comments, " . + "comments, " . + "tag_cache," . + "label_cache," . + "link," . + "last_read," . + SUBSTRING_FOR_DATE . "(last_read,1,19) as last_read_noms," . + $since_id_part . + $vfeed_query_part . + $content_query_part . + SUBSTRING_FOR_DATE . "(updated,1,19) as updated_noms," . + "score "; + + $feed_kind = "Tags"; + $all_tags = explode(",", $feed); + if ($search_mode == 'any') { + $tag_sql = "tag_name in (" . implode(", ", array_map("db_quote", $all_tags)) . ")"; + $from_qpart = " FROM ttrss_entries,ttrss_user_entries,ttrss_tags "; + $where_qpart = " WHERE " . + "ref_id = ttrss_entries.id AND " . + "ttrss_user_entries.owner_uid = $owner_uid AND " . + "post_int_id = int_id AND $tag_sql AND " . + $view_query_part . + $search_query_part . + $query_strategy_part . " ORDER BY $order_by " . + $limit_query_part; + + } else { + $i = 1; + $sub_selects = array(); + $sub_ands = array(); + foreach ($all_tags as $term) { + array_push($sub_selects, "(SELECT post_int_id from ttrss_tags WHERE tag_name = " . db_quote($term) . " AND owner_uid = $owner_uid) as A$i"); + $i++; + } + if ($i > 2) { + $x = 1; + $y = 2; + do { + array_push($sub_ands, "A$x.post_int_id = A$y.post_int_id"); + $x++; + $y++; + } while ($y < $i); + } + array_push($sub_ands, "A1.post_int_id = ttrss_user_entries.int_id and ttrss_user_entries.owner_uid = $owner_uid"); + array_push($sub_ands, "ttrss_user_entries.ref_id = ttrss_entries.id"); + $from_qpart = " FROM " . implode(", ", $sub_selects) . ", ttrss_user_entries, ttrss_entries"; + $where_qpart = " WHERE " . implode(" AND ", $sub_ands); + } + // error_log("TAG SQL: " . $tag_sql); + // $tag_sql = "tag_name = '$feed'"; DEFAULT way + + // error_log("[". $select_qpart . "][" . $from_qpart . "][" .$where_qpart . "]"); + $result = db_query($link, $select_qpart . $from_qpart . $where_qpart); + } + + return array($result, $feed_title, $feed_site_url, $last_error); + + } + + function generate_syndicated_feed($link, $owner_uid, $feed, $is_cat, + $limit, $search, $search_mode, $match_on, $view_mode = false) { + + require_once "lib/MiniTemplator.class.php"; + + $note_style = "background-color : #fff7d5; + border-width : 1px; ". + "padding : 5px; border-style : dashed; border-color : #e7d796;". + "margin-bottom : 1em; color : #9a8c59;"; + + if (!$limit) $limit = 30; + + if (get_pref($link, "SORT_HEADLINES_BY_FEED_DATE", $owner_uid)) { + $date_sort_field = "updated"; + } else { + $date_sort_field = "date_entered"; + } + + $qfh_ret = queryFeedHeadlines($link, $feed, + $limit, $view_mode, $is_cat, $search, $search_mode, + $match_on, "$date_sort_field DESC", 0, $owner_uid); + + $result = $qfh_ret[0]; + $feed_title = htmlspecialchars($qfh_ret[1]); + $feed_site_url = $qfh_ret[2]; + $last_error = $qfh_ret[3]; + + $feed_self_url = get_self_url_prefix() . + "/public.php?op=rss&id=-2&key=" . + get_feed_access_key($link, -2, false); + + if (!$feed_site_url) $feed_site_url = get_self_url_prefix(); + + $tpl = new MiniTemplator; + + $tpl->readTemplateFromFile("templates/generated_feed.txt"); + + $tpl->setVariable('FEED_TITLE', $feed_title); + $tpl->setVariable('VERSION', VERSION); + $tpl->setVariable('FEED_URL', htmlspecialchars($feed_self_url)); + + if (PUBSUBHUBBUB_HUB && $feed == -2) { + $tpl->setVariable('HUB_URL', htmlspecialchars(PUBSUBHUBBUB_HUB)); + $tpl->addBlock('feed_hub'); + } + + $tpl->setVariable('SELF_URL', htmlspecialchars(get_self_url_prefix())); + + while ($line = db_fetch_assoc($result)) { + $tpl->setVariable('ARTICLE_ID', htmlspecialchars($line['link'])); + $tpl->setVariable('ARTICLE_LINK', htmlspecialchars($line['link'])); + $tpl->setVariable('ARTICLE_TITLE', htmlspecialchars($line['title'])); + $tpl->setVariable('ARTICLE_EXCERPT', + truncate_string(strip_tags($line["content_preview"]), 100, '...')); + + $content = sanitize_rss($link, $line["content_preview"], false, $owner_uid); + + if ($line['note']) { + $content = "<div style=\"$note_style\">Article note: " . $line['note'] . "</div>" . + $content; + } + + $tpl->setVariable('ARTICLE_CONTENT', $content); + + $tpl->setVariable('ARTICLE_UPDATED', date('c', strtotime($line["updated"]))); + $tpl->setVariable('ARTICLE_AUTHOR', htmlspecialchars($line['author'])); + + $tags = get_article_tags($link, $line["id"], $owner_uid); + + foreach ($tags as $tag) { + $tpl->setVariable('ARTICLE_CATEGORY', htmlspecialchars($tag)); + $tpl->addBlock('category'); + } + + $enclosures = get_article_enclosures($link, $line["id"]); + + foreach ($enclosures as $e) { + $type = htmlspecialchars($e['content_type']); + $url = htmlspecialchars($e['content_url']); + $length = $e['duration']; + + $tpl->setVariable('ARTICLE_ENCLOSURE_URL', $url); + $tpl->setVariable('ARTICLE_ENCLOSURE_TYPE', $type); + $tpl->setVariable('ARTICLE_ENCLOSURE_LENGTH', $length); + + $tpl->addBlock('enclosure'); + } + + $tpl->addBlock('entry'); + } + + $tmp = ""; + + $tpl->addBlock('feed'); + $tpl->generateOutputToString($tmp); + + print $tmp; + } + + function getCategoryTitle($link, $cat_id) { + + if ($cat_id == -1) { + return __("Special"); + } else if ($cat_id == -2) { + return __("Labels"); + } else { + + $result = db_query($link, "SELECT title FROM ttrss_feed_categories WHERE + id = '$cat_id'"); + + if (db_num_rows($result) == 1) { + return db_fetch_result($result, 0, "title"); + } else { + return "Uncategorized"; + } + } + } + + function sanitize_rss($link, $str, $force_strip_tags = false, $owner = false, $site_url = false) { + global $purifier; + + if (!$owner) $owner = $_SESSION["uid"]; + + $res = trim($str); if (!$res) return ''; + + // create global Purifier object if needed + if (!$purifier) { + require_once 'lib/htmlpurifier/library/HTMLPurifier.auto.php'; + + $config = HTMLPurifier_Config::createDefault(); + + $allowed = "p,a[href],i,em,b,strong,code,pre,blockquote,br,img[src|alt|title],ul,ol,li,h1,h2,h3,h4,s,object[classid|type|id|name|width|height|codebase],param[name|value],table,tr,td"; + + $config->set('HTML.SafeObject', true); + @$config->set('HTML', 'Allowed', $allowed); + $config->set('Output.FlashCompat', true); + $config->set('Attr.EnableID', true); + if (!defined('MOBILE_VERSION')) { + @$config->set('Cache', 'SerializerPath', CACHE_DIR . "/htmlpurifier"); + } else { + @$config->set('Cache', 'SerializerPath', "../" . CACHE_DIR . "/htmlpurifier"); + } + + $purifier = new HTMLPurifier($config); + } + + $res = $purifier->purify($res); + + if (get_pref($link, "STRIP_IMAGES", $owner)) { + $res = preg_replace('/<img[^>]+>/is', '', $res); + } + + if (strpos($res, "href=") === false) + $res = rewrite_urls($res); + + $charset_hack = '<head> + <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> + </head>'; + + $res = trim($res); if (!$res) return ''; + + libxml_use_internal_errors(true); + + $doc = new DOMDocument(); + $doc->loadHTML($charset_hack . $res); + $xpath = new DOMXPath($doc); + + $entries = $xpath->query('(//a[@href]|//img[@src])'); + $br_inserted = 0; + + foreach ($entries as $entry) { + + if ($site_url) { + + if ($entry->hasAttribute('href')) + $entry->setAttribute('href', + rewrite_relative_url($site_url, $entry->getAttribute('href'))); + + if ($entry->hasAttribute('src')) + if (preg_match('/^image.php\?i=[a-z0-9]+$/', $entry->getAttribute('src')) == 0) + $entry->setAttribute('src', + rewrite_relative_url($site_url, $entry->getAttribute('src'))); + } + + if (strtolower($entry->nodeName) == "a") { + $entry->setAttribute("target", "_blank"); + } + + if (strtolower($entry->nodeName) == "img" && !$br_inserted) { + $br = $doc->createElement("br"); + + if ($entry->parentNode->nextSibling) { + $entry->parentNode->insertBefore($br, $entry->nextSibling); + $br_inserted = 1; + } + + } + } + + $node = $doc->getElementsByTagName('body')->item(0); + + return $doc->saveXML($node); + } + + /** + * Send by mail a digest of last articles. + * + * @param mixed $link The database connection. + * @param integer $limit The maximum number of articles by digest. + * @return boolean Return false if digests are not enabled. + */ + function send_headlines_digests($link, $limit = 100) { + + require_once 'lib/phpmailer/class.phpmailer.php'; + + if (!DIGEST_ENABLE) return false; + + $user_limit = DIGEST_EMAIL_LIMIT; + $days = 1; + + print "Sending digests, batch of max $user_limit users, days = $days, headline limit = $limit\n\n"; + + if (DB_TYPE == "pgsql") { + $interval_query = "last_digest_sent < NOW() - INTERVAL '$days days'"; + } else if (DB_TYPE == "mysql") { + $interval_query = "last_digest_sent < DATE_SUB(NOW(), INTERVAL $days DAY)"; + } + + $result = db_query($link, "SELECT id,email FROM ttrss_users + WHERE email != '' AND (last_digest_sent IS NULL OR $interval_query)"); + + while ($line = db_fetch_assoc($result)) { + + if (get_pref($link, 'DIGEST_ENABLE', $line['id'], false)) { + print "Sending digest for UID:" . $line['id'] . " - " . $line["email"] . " ... "; + + $do_catchup = get_pref($link, 'DIGEST_CATCHUP', $line['id'], false); + + $tuple = prepare_headlines_digest($link, $line["id"], $days, $limit); + $digest = $tuple[0]; + $headlines_count = $tuple[1]; + $affected_ids = $tuple[2]; + $digest_text = $tuple[3]; + + if ($headlines_count > 0) { + + $mail = new PHPMailer(); + + $mail->PluginDir = "lib/phpmailer/"; + $mail->SetLanguage("en", "lib/phpmailer/language/"); + + $mail->CharSet = "UTF-8"; + + $mail->From = DIGEST_FROM_ADDRESS; + $mail->FromName = DIGEST_FROM_NAME; + $mail->AddAddress($line["email"], $line["login"]); + + if (DIGEST_SMTP_HOST) { + $mail->Host = DIGEST_SMTP_HOST; + $mail->Mailer = "smtp"; + $mail->SMTPAuth = DIGEST_SMTP_LOGIN != ''; + $mail->Username = DIGEST_SMTP_LOGIN; + $mail->Password = DIGEST_SMTP_PASSWORD; + } + + $mail->IsHTML(true); + $mail->Subject = DIGEST_SUBJECT; + $mail->Body = $digest; + $mail->AltBody = $digest_text; + + $rc = $mail->Send(); + + if (!$rc) print "ERROR: " . $mail->ErrorInfo; + + print "RC=$rc\n"; + + if ($rc && $do_catchup) { + print "Marking affected articles as read...\n"; + catchupArticlesById($link, $affected_ids, 0, $line["id"]); + } + } else { + print "No headlines\n"; + } + + db_query($link, "UPDATE ttrss_users SET last_digest_sent = NOW() + WHERE id = " . $line["id"]); + } + } + + print "All done.\n"; + + } + + function prepare_headlines_digest($link, $user_id, $days = 1, $limit = 100) { + + require_once "lib/MiniTemplator.class.php"; + + $tpl = new MiniTemplator; + $tpl_t = new MiniTemplator; + + $tpl->readTemplateFromFile("templates/digest_template_html.txt"); + $tpl_t->readTemplateFromFile("templates/digest_template.txt"); + + $tpl->setVariable('CUR_DATE', date('Y/m/d')); + $tpl->setVariable('CUR_TIME', date('G:i')); + + $tpl_t->setVariable('CUR_DATE', date('Y/m/d')); + $tpl_t->setVariable('CUR_TIME', date('G:i')); + + $affected_ids = array(); + + if (DB_TYPE == "pgsql") { + $interval_query = "ttrss_entries.date_updated > NOW() - INTERVAL '$days days'"; + } else if (DB_TYPE == "mysql") { + $interval_query = "ttrss_entries.date_updated > DATE_SUB(NOW(), INTERVAL $days DAY)"; + } + + $result = db_query($link, "SELECT ttrss_entries.title, + ttrss_feeds.title AS feed_title, + date_updated, + ttrss_user_entries.ref_id, + link, + SUBSTRING(content, 1, 120) AS excerpt, + ".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated + FROM + ttrss_user_entries,ttrss_entries,ttrss_feeds + WHERE + ref_id = ttrss_entries.id AND feed_id = ttrss_feeds.id + AND include_in_digest = true + AND $interval_query + AND ttrss_user_entries.owner_uid = $user_id + AND unread = true + ORDER BY ttrss_feeds.title, date_updated DESC + LIMIT $limit"); + + $cur_feed_title = ""; + + $headlines_count = db_num_rows($result); + + $headlines = array(); + + while ($line = db_fetch_assoc($result)) { + array_push($headlines, $line); + } + + for ($i = 0; $i < sizeof($headlines); $i++) { + + $line = $headlines[$i]; + + array_push($affected_ids, $line["ref_id"]); + + $updated = make_local_datetime($link, $line['last_updated'], false, + $user_id); + + $tpl->setVariable('FEED_TITLE', $line["feed_title"]); + $tpl->setVariable('ARTICLE_TITLE', $line["title"]); + $tpl->setVariable('ARTICLE_LINK', $line["link"]); + $tpl->setVariable('ARTICLE_UPDATED', $updated); + $tpl->setVariable('ARTICLE_EXCERPT', + truncate_string(strip_tags($line["excerpt"]), 100)); + + $tpl->addBlock('article'); + + $tpl_t->setVariable('FEED_TITLE', $line["feed_title"]); + $tpl_t->setVariable('ARTICLE_TITLE', $line["title"]); + $tpl_t->setVariable('ARTICLE_LINK', $line["link"]); + $tpl_t->setVariable('ARTICLE_UPDATED', $updated); +// $tpl_t->setVariable('ARTICLE_EXCERPT', +// truncate_string(strip_tags($line["excerpt"]), 100)); + + $tpl_t->addBlock('article'); + + if ($headlines[$i]['feed_title'] != $headlines[$i+1]['feed_title']) { + $tpl->addBlock('feed'); + $tpl_t->addBlock('feed'); + } + + } + + $tpl->addBlock('digest'); + $tpl->generateOutputToString($tmp); + + $tpl_t->addBlock('digest'); + $tpl_t->generateOutputToString($tmp_t); + + return array($tmp, $headlines_count, $affected_ids, $tmp_t); + } + + function check_for_update($link) { + if (CHECK_FOR_NEW_VERSION && $_SESSION['access_level'] >= 10) { + $version_url = "http://tt-rss.org/version.php?ver=" . VERSION; + + $version_data = @fetch_file_contents($version_url); + + if ($version_data) { + $version_data = json_decode($version_data, true); + if ($version_data && $version_data['version']) { + + if (version_compare(VERSION, $version_data['version']) == -1) { + return $version_data; + } + } + } + } + return false; + } + + function markArticlesById($link, $ids, $cmode) { + + $tmp_ids = array(); + + foreach ($ids as $id) { + array_push($tmp_ids, "ref_id = '$id'"); + } + + $ids_qpart = join(" OR ", $tmp_ids); + + if ($cmode == 0) { + db_query($link, "UPDATE ttrss_user_entries SET + marked = false,last_read = NOW() + WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]); + } else if ($cmode == 1) { + db_query($link, "UPDATE ttrss_user_entries SET + marked = true + WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]); + } else { + db_query($link, "UPDATE ttrss_user_entries SET + marked = NOT marked,last_read = NOW() + WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]); + } + } + + function publishArticlesById($link, $ids, $cmode) { + + $tmp_ids = array(); + + foreach ($ids as $id) { + array_push($tmp_ids, "ref_id = '$id'"); + } + + $ids_qpart = join(" OR ", $tmp_ids); + + if ($cmode == 0) { + db_query($link, "UPDATE ttrss_user_entries SET + published = false,last_read = NOW() + WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]); + } else if ($cmode == 1) { + db_query($link, "UPDATE ttrss_user_entries SET + published = true + WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]); + } else { + db_query($link, "UPDATE ttrss_user_entries SET + published = NOT published,last_read = NOW() + WHERE ($ids_qpart) AND owner_uid = " . $_SESSION["uid"]); + } + + if (PUBSUBHUBBUB_HUB) { + $rss_link = get_self_url_prefix() . + "/public.php?op=rss&id=-2&key=" . + get_feed_access_key($link, -2, false); + + $p = new Publisher(PUBSUBHUBBUB_HUB); + + $pubsub_result = $p->publish_update($rss_link); + } + } + + function catchupArticlesById($link, $ids, $cmode, $owner_uid = false) { + + if (!$owner_uid) $owner_uid = $_SESSION["uid"]; + if (count($ids) == 0) return; + + $tmp_ids = array(); + + foreach ($ids as $id) { + array_push($tmp_ids, "ref_id = '$id'"); + } + + $ids_qpart = join(" OR ", $tmp_ids); + + if ($cmode == 0) { + db_query($link, "UPDATE ttrss_user_entries SET + unread = false,last_read = NOW() + WHERE ($ids_qpart) AND owner_uid = $owner_uid"); + } else if ($cmode == 1) { + db_query($link, "UPDATE ttrss_user_entries SET + unread = true + WHERE ($ids_qpart) AND owner_uid = $owner_uid"); + } else { + db_query($link, "UPDATE ttrss_user_entries SET + unread = NOT unread,last_read = NOW() + WHERE ($ids_qpart) AND owner_uid = $owner_uid"); + } + + /* update ccache */ + + $result = db_query($link, "SELECT DISTINCT feed_id FROM ttrss_user_entries + WHERE ($ids_qpart) AND owner_uid = $owner_uid"); + + while ($line = db_fetch_assoc($result)) { + ccache_update($link, $line["feed_id"], $owner_uid); + } + } + + function catchupArticleById($link, $id, $cmode) { + + if ($cmode == 0) { + db_query($link, "UPDATE ttrss_user_entries SET + unread = false,last_read = NOW() + WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]); + } else if ($cmode == 1) { + db_query($link, "UPDATE ttrss_user_entries SET + unread = true + WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]); + } else { + db_query($link, "UPDATE ttrss_user_entries SET + unread = NOT unread,last_read = NOW() + WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]); + } + + $feed_id = getArticleFeed($link, $id); + ccache_update($link, $feed_id, $_SESSION["uid"]); + } + + function make_guid_from_title($title) { + return preg_replace("/[ \"\',.:;]/", "-", + mb_strtolower(strip_tags($title), 'utf-8')); + } + + function format_headline_subtoolbar($link, $feed_site_url, $feed_title, + $feed_id, $is_cat, $search, $match_on, + $search_mode, $view_mode, $error) { + + $page_prev_link = "viewFeedGoPage(-1)"; + $page_next_link = "viewFeedGoPage(1)"; + $page_first_link = "viewFeedGoPage(0)"; + + $catchup_page_link = "catchupPage()"; + $catchup_feed_link = "catchupCurrentFeed()"; + $catchup_sel_link = "catchupSelection()"; + + $archive_sel_link = "archiveSelection()"; + $delete_sel_link = "deleteSelection()"; + + $sel_all_link = "selectArticles('all')"; + $sel_unread_link = "selectArticles('unread')"; + $sel_none_link = "selectArticles('none')"; + $sel_inv_link = "selectArticles('invert')"; + + $tog_unread_link = "selectionToggleUnread()"; + $tog_marked_link = "selectionToggleMarked()"; + $tog_published_link = "selectionTogglePublished()"; + + $reply = "<div id=\"subtoolbar_main\">"; + + $reply .= __('Select:')." + <a href=\"#\" onclick=\"$sel_all_link\">".__('All')."</a>, + <a href=\"#\" onclick=\"$sel_unread_link\">".__('Unread')."</a>, + <a href=\"#\" onclick=\"$sel_inv_link\">".__('Invert')."</a>, + <a href=\"#\" onclick=\"$sel_none_link\">".__('None')."</a></li>"; + + $reply .= " "; + + $reply .= "<select dojoType=\"dijit.form.Select\" + onchange=\"headlineActionsChange(this)\">"; + $reply .= "<option value=\"false\">".__('Actions...')."</option>"; + + $reply .= "<option value=\"0\" disabled=\"1\">".__('Selection toggle:')."</option>"; + + $reply .= "<option value=\"$tog_unread_link\">".__('Unread')."</option> + <option value=\"$tog_marked_link\">".__('Starred')."</option> + <option value=\"$tog_published_link\">".__('Published')."</option>"; + + $reply .= "<option value=\"0\" disabled=\"1\">".__('Selection:')."</option>"; + + $reply .= "<option value=\"$catchup_sel_link\">".__('Mark as read')."</option>"; + + if ($feed_id != "0") { + $reply .= "<option value=\"$archive_sel_link\">".__('Archive')."</option>"; + } else { + $reply .= "<option value=\"$archive_sel_link\">".__('Move back')."</option>"; + $reply .= "<option value=\"$delete_sel_link\">".__('Delete')."</option>"; + + } + + $reply .= "<option value=\"emailArticle(false)\">".__('Forward by email'). + "</option>"; + + if ($is_cat) $cat_q = "&is_cat=$is_cat"; + + if ($search) { + $search_q = "&q=$search&m=$match_on&smode=$search_mode"; + } else { + $search_q = ""; + } + + $rss_link = htmlspecialchars(get_self_url_prefix() . + "/public.php?op=rss&id=$feed_id$cat_q$search_q"); + + $reply .= "<option value=\"0\" disabled=\"1\">".__('Feed:')."</option>"; + + $reply .= "<option value=\"catchupPage()\">".__('Mark as read')."</option>"; + + $reply .= "<option value=\"displayDlg('generatedFeed', '$feed_id:$is_cat:$rss_link')\">".__('View as RSS')."</option>"; + + $reply .= "</select>"; + + $reply .= "</div>"; + + $reply .= "<div id=\"subtoolbar_ftitle\">"; + + if ($feed_site_url) { + $target = "target=\"_blank\""; + $reply .= "<a title=\"".__("Visit the website")."\" $target href=\"$feed_site_url\">". + truncate_string($feed_title,30)."</a>"; + + if ($error) { + $reply .= " (<span class=\"error\" title=\"$error\">Error</span>)"; + } + + } else { + if ($feed_id < -10) { + $label_id = -11-$feed_id; + + $result = db_query($link, "SELECT fg_color, bg_color + FROM ttrss_labels2 WHERE id = '$label_id' AND owner_uid = " . + $_SESSION["uid"]); + + if (db_num_rows($result) != 0) { + $fg_color = db_fetch_result($result, 0, "fg_color"); + $bg_color = db_fetch_result($result, 0, "bg_color"); + + $reply .= "<span style=\"background : $bg_color; color : $fg_color\" >"; + $reply .= $feed_title; + $reply .= "</span>"; + } else { + $reply .= $feed_title; + } + + } else { + $reply .= $feed_title; + } + } + + $reply .= " + <a href=\"#\" + title=\"".__("View as RSS feed")."\" + onclick=\"displayDlg('generatedFeed', '$feed_id:$is_cat:$rss_link')\"> + <img class=\"noborder\" style=\"vertical-align : middle\" src=\"images/feed-icon-12x12.png\"></a>"; + + $reply .= "</div>"; + + return $reply; + } + + function outputFeedList($link, $special = true) { + + $feedlist = array(); + + $enable_cats = get_pref($link, 'ENABLE_FEED_CATS'); + + $feedlist['identifier'] = 'id'; + $feedlist['label'] = 'name'; + $feedlist['items'] = array(); + + $owner_uid = $_SESSION["uid"]; + + /* virtual feeds */ + + if ($special) { + + if ($enable_cats) { + $cat_hidden = get_pref($link, "_COLLAPSED_SPECIAL"); + $cat = feedlist_init_cat($link, -1, $cat_hidden); + } else { + $cat['items'] = array(); + } + + foreach (array(-4, -3, -1, -2, 0) as $i) { + array_push($cat['items'], feedlist_init_feed($link, $i)); + } + + if ($enable_cats) { + array_push($feedlist['items'], $cat); + } else { + $feedlist['items'] = array_merge($feedlist['items'], $cat['items']); + } + + $result = db_query($link, "SELECT * FROM + ttrss_labels2 WHERE owner_uid = '$owner_uid' ORDER by caption"); + + if (db_num_rows($result) > 0) { + + if (get_pref($link, 'ENABLE_FEED_CATS')) { + $cat_hidden = get_pref($link, "_COLLAPSED_LABELS"); + $cat = feedlist_init_cat($link, -2, $cat_hidden); + } else { + $cat['items'] = array(); + } + + while ($line = db_fetch_assoc($result)) { + + $label_id = -$line['id'] - 11; + $count = getFeedUnread($link, $label_id); + + $feed = feedlist_init_feed($link, $label_id, false, $count); + + $feed['fg_color'] = $line['fg_color']; + $feed['bg_color'] = $line['bg_color']; + + array_push($cat['items'], $feed); + } + + if ($enable_cats) { + array_push($feedlist['items'], $cat); + } else { + $feedlist['items'] = array_merge($feedlist['items'], $cat['items']); + } + } + } + +/* if (get_pref($link, 'ENABLE_FEED_CATS')) { + if (get_pref($link, "FEEDS_SORT_BY_UNREAD")) { + $order_by_qpart = "order_id,category,unread DESC,title"; + } else { + $order_by_qpart = "order_id,category,title"; + } + } else { + if (get_pref($link, "FEEDS_SORT_BY_UNREAD")) { + $order_by_qpart = "unread DESC,title"; + } else { + $order_by_qpart = "title"; + } + } */ + + /* real feeds */ + + if ($enable_cats) + $order_by_qpart = "ttrss_feed_categories.order_id,category, + ttrss_feeds.order_id,title"; + else + $order_by_qpart = "title"; + + $age_qpart = getMaxAgeSubquery(); + + $query = "SELECT ttrss_feeds.id, ttrss_feeds.title, + ".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated_noms, + cat_id,last_error, + ttrss_feed_categories.title AS category, + ttrss_feed_categories.collapsed, + value AS unread + FROM ttrss_feeds LEFT JOIN ttrss_feed_categories + ON (ttrss_feed_categories.id = cat_id) + LEFT JOIN ttrss_counters_cache + ON + (ttrss_feeds.id = feed_id) + WHERE + ttrss_feeds.owner_uid = '$owner_uid' + ORDER BY $order_by_qpart"; + + $result = db_query($link, $query); + + $actid = $_REQUEST["actid"]; + + if (db_num_rows($result) > 0) { + + $category = ""; + + if (!$enable_cats) + $cat['items'] = array(); + else + $cat = false; + + while ($line = db_fetch_assoc($result)) { + + $feed = htmlspecialchars(trim($line["title"])); + + if (!$feed) $feed = "[Untitled]"; + + $feed_id = $line["id"]; + $unread = $line["unread"]; + + $cat_id = $line["cat_id"]; + $tmp_category = $line["category"]; + if (!$tmp_category) $tmp_category = __("Uncategorized"); + + if ($category != $tmp_category && $enable_cats) { + + $category = $tmp_category; + + $collapsed = sql_bool_to_bool($line["collapsed"]); + + // workaround for NULL category + if ($category == __("Uncategorized")) { + $collapsed = get_pref($link, "_COLLAPSED_UNCAT"); + } + + if ($cat) array_push($feedlist['items'], $cat); + + $cat = feedlist_init_cat($link, $cat_id, $collapsed); + } + + $updated = make_local_datetime($link, $line["updated_noms"], false); + + array_push($cat['items'], feedlist_init_feed($link, $feed_id, + $feed, $unread, $line['last_error'], $updated)); + } + + if ($enable_cats) { + array_push($feedlist['items'], $cat); + } else { + $feedlist['items'] = array_merge($feedlist['items'], $cat['items']); + } + + } + + return $feedlist; + } + + function get_article_tags($link, $id, $owner_uid = 0, $tag_cache = false) { + + global $memcache; + + $a_id = db_escape_string($id); + + if (!$owner_uid) $owner_uid = $_SESSION["uid"]; + + $query = "SELECT DISTINCT tag_name, + owner_uid as owner FROM + ttrss_tags WHERE post_int_id = (SELECT int_id FROM ttrss_user_entries WHERE + ref_id = '$a_id' AND owner_uid = '$owner_uid' LIMIT 1) ORDER BY tag_name"; + + $obj_id = md5("TAGS:$owner_uid:$id"); + $tags = array(); + + if ($memcache && $obj = $memcache->get($obj_id)) { + $tags = $obj; + } else { + /* check cache first */ + + if ($tag_cache === false) { + $result = db_query($link, "SELECT tag_cache FROM ttrss_user_entries + WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]); + + $tag_cache = db_fetch_result($result, 0, "tag_cache"); + } + + if ($tag_cache) { + $tags = explode(",", $tag_cache); + } else { + + /* do it the hard way */ + + $tmp_result = db_query($link, $query); + + while ($tmp_line = db_fetch_assoc($tmp_result)) { + array_push($tags, $tmp_line["tag_name"]); + } + + /* update the cache */ + + $tags_str = db_escape_string(join(",", $tags)); + + db_query($link, "UPDATE ttrss_user_entries + SET tag_cache = '$tags_str' WHERE ref_id = '$id' + AND owner_uid = " . $_SESSION["uid"]); + } + + if ($memcache) $memcache->add($obj_id, $tags, 0, 3600); + } + + return $tags; + } + + function trim_array($array) { + $tmp = $array; + array_walk($tmp, 'trim'); + return $tmp; + } + + function tag_is_valid($tag) { + if ($tag == '') return false; + if (preg_match("/^[0-9]*$/", $tag)) return false; + if (mb_strlen($tag) > 250) return false; + + if (function_exists('iconv')) { + $tag = iconv("utf-8", "utf-8", $tag); + } + + if (!$tag) return false; + + return true; + } + + function render_login_form($link, $mobile = 0) { + switch ($mobile) { + case 0: + require_once "login_form.php"; + break; + case 1: + require_once "mobile/login_form.php"; + break; + case 2: + require_once "mobile/classic/login_form.php"; + } + } + + // from http://developer.apple.com/internet/safari/faq.html + function no_cache_incantation() { + header("Expires: Mon, 22 Dec 1980 00:00:00 GMT"); // Happy birthday to me :) + header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); // always modified + header("Cache-Control: no-store, no-cache, must-revalidate, max-age=0"); // HTTP/1.1 + header("Cache-Control: post-check=0, pre-check=0", false); + header("Pragma: no-cache"); // HTTP/1.0 + } + + function format_warning($msg, $id = "") { + global $link; + return "<div class=\"warning\" id=\"$id\"> + <img src=\"".theme_image($link, "images/sign_excl.png")."\">$msg</div>"; + } + + function format_notice($msg, $id = "") { + global $link; + return "<div class=\"notice\" id=\"$id\"> + <img src=\"".theme_image($link, "images/sign_info.png")."\">$msg</div>"; + } + + function format_error($msg, $id = "") { + global $link; + return "<div class=\"error\" id=\"$id\"> + <img src=\"".theme_image($link, "images/sign_excl.png")."\">$msg</div>"; + } + + function print_notice($msg) { + return print format_notice($msg); + } + + function print_warning($msg) { + return print format_warning($msg); + } + + function print_error($msg) { + return print format_error($msg); + } + + + function T_sprintf() { + $args = func_get_args(); + return vsprintf(__(array_shift($args)), $args); + } + + function format_inline_player($link, $url, $ctype) { + + $entry = ""; + + if (strpos($ctype, "audio/") === 0) { + + if ($_SESSION["hasAudio"] && (strpos($ctype, "ogg") !== false || + strpos($_SERVER['HTTP_USER_AGENT'], "Chrome") !== false || + strpos($_SERVER['HTTP_USER_AGENT'], "Safari") !== false )) { + + $id = 'AUDIO-' . uniqid(); + + $entry .= "<audio id=\"$id\"\"> + <source src=\"$url\"></source> + </audio>"; + + $entry .= "<span onclick=\"player(this)\" + title=\"".__("Click to play")."\" status=\"0\" + class=\"player\" audio-id=\"$id\">".__("Play")."</span>"; + + } else { + + $entry .= "<object type=\"application/x-shockwave-flash\" + data=\"lib/button/musicplayer.swf?song_url=$url\" + width=\"17\" height=\"17\" style='float : left; margin-right : 5px;'> + <param name=\"movie\" + value=\"lib/button/musicplayer.swf?song_url=$url\" /> + </object>"; + } + } + + $filename = substr($url, strrpos($url, "/")+1); + + $entry .= " <a target=\"_blank\" href=\"" . htmlspecialchars($url) . "\">" . + $filename . " (" . $ctype . ")" . "</a>"; + + return $entry; + } + + function format_article($link, $id, $mark_as_read = true, $zoom_mode = false) { + + $rv = array(); + + $rv['id'] = $id; + + /* we can figure out feed_id from article id anyway, why do we + * pass feed_id here? let's ignore the argument :( */ + + $result = db_query($link, "SELECT feed_id FROM ttrss_user_entries + WHERE ref_id = '$id'"); + + $feed_id = (int) db_fetch_result($result, 0, "feed_id"); + + $rv['feed_id'] = $feed_id; + + //if (!$zoom_mode) { print "<article id='$id'><![CDATA["; }; + + $result = db_query($link, "SELECT rtl_content, always_display_enclosures FROM ttrss_feeds + WHERE id = '$feed_id' AND owner_uid = " . $_SESSION["uid"]); + + if (db_num_rows($result) == 1) { + $rtl_content = sql_bool_to_bool(db_fetch_result($result, 0, "rtl_content")); + $always_display_enclosures = sql_bool_to_bool(db_fetch_result($result, 0, "always_display_enclosures")); + } else { + $rtl_content = false; + $always_display_enclosures = false; + } + + if ($rtl_content) { + $rtl_tag = "dir=\"RTL\""; + $rtl_class = "RTL"; + } else { + $rtl_tag = ""; + $rtl_class = ""; + } + + if ($mark_as_read) { + $result = db_query($link, "UPDATE ttrss_user_entries + SET unread = false,last_read = NOW() + WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]); + + ccache_update($link, $feed_id, $_SESSION["uid"]); + } + + $result = db_query($link, "SELECT title,link,content,feed_id,comments,int_id, + ".SUBSTRING_FOR_DATE."(updated,1,16) as updated, + (SELECT icon_url FROM ttrss_feeds WHERE id = feed_id) as icon_url, + (SELECT site_url FROM ttrss_feeds WHERE id = feed_id) as site_url, + num_comments, + tag_cache, + author, + orig_feed_id, + note + FROM ttrss_entries,ttrss_user_entries + WHERE id = '$id' AND ref_id = id AND owner_uid = " . $_SESSION["uid"]); + + if ($result) { + + $line = db_fetch_assoc($result); + + if ($line["icon_url"]) { + $feed_icon = "<img src=\"" . $line["icon_url"] . "\">"; + } else { + $feed_icon = " "; + } + + $feed_site_url = $line['site_url']; + + $num_comments = $line["num_comments"]; + $entry_comments = ""; + + if ($num_comments > 0) { + if ($line["comments"]) { + $comments_url = $line["comments"]; + } else { + $comments_url = $line["link"]; + } + $entry_comments = "<a target='_blank' href=\"$comments_url\">$num_comments comments</a>"; + } else { + if ($line["comments"] && $line["link"] != $line["comments"]) { + $entry_comments = "<a target='_blank' href=\"".$line["comments"]."\">comments</a>"; + } + } + + if ($zoom_mode) { + header("Content-Type: text/html"); + $rv['content'] .= "<html><head> + <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/> + <title>Tiny Tiny RSS - ".$line["title"]."</title> + <link rel=\"stylesheet\" type=\"text/css\" href=\"tt-rss.css\"> + </head><body>"; + } + + $rv['content'] .= "<div id=\"PTITLE-$id\" style=\"display : none\">" . + truncate_string(strip_tags($line['title']), 15) . "</div>"; + + $rv['content'] .= "<div class=\"postReply\" id=\"POST-$id\">"; + + $rv['content'] .= "<div onclick=\"return postClicked(event, $id)\" + class=\"postHeader\" id=\"POSTHDR-$id\">"; + + $entry_author = $line["author"]; + + if ($entry_author) { + $entry_author = __(" - ") . $entry_author; + } + + $parsed_updated = make_local_datetime($link, $line["updated"], true, + false, true); + + $rv['content'] .= "<div class=\"postDate$rtl_class\">$parsed_updated</div>"; + + if ($line["link"]) { + $rv['content'] .= "<div clear='both'><a target='_blank' + title=\"".htmlspecialchars($line['title'])."\" + href=\"" . + $line["link"] . "\">" . + truncate_string($line["title"], 100) . + "<span class='author'>$entry_author</span></a></div>"; + } else { + $rv['content'] .= "<div clear='both'>" . $line["title"] . "$entry_author</div>"; + } + + $tag_cache = $line["tag_cache"]; + + if (!$tag_cache) + $tags = get_article_tags($link, $id); + else + $tags = explode(",", $tag_cache); + + $tags_str = format_tags_string($tags, $id); + $tags_str_full = join(", ", $tags); + + if (!$tags_str_full) $tags_str_full = __("no tags"); + + if (!$entry_comments) $entry_comments = " "; # placeholder + + $rv['content'] .= "<div style='float : right'> + <img src='".theme_image($link, 'images/tag.png')."' + class='tagsPic' alt='Tags' title='Tags'> "; + + if (!$zoom_mode) { + $rv['content'] .= "<span id=\"ATSTR-$id\">$tags_str</span> + <a title=\"".__('Edit tags for this article')."\" + href=\"#\" onclick=\"editArticleTags($id, $feed_id)\">(+)</a>"; + + $rv['content'] .= "<div dojoType=\"dijit.Tooltip\" + id=\"ATSTRTIP-$id\" connectId=\"ATSTR-$id\" + position=\"below\">$tags_str_full</div>"; + + $rv['content'] .= "<img src=\"".theme_image($link, 'images/art-zoom.png')."\" + class='tagsPic' style=\"cursor : pointer\" + onclick=\"postOpenInNewTab(event, $id)\" + alt='Zoom' title='".__('Open article in new tab')."'>"; + + //$note_escaped = htmlspecialchars($line['note'], ENT_QUOTES); + + $rv['content'] .= "<img src=\"".theme_image($link, 'images/art-pub-note.png')."\" + class='tagsPic' style=\"cursor : pointer\" + onclick=\"editArticleNote($id)\" + alt='PubNote' title='".__('Edit article note')."'>"; + + if (DIGEST_ENABLE) { + $rv['content'] .= "<img src=\"".theme_image($link, 'images/art-email.png')."\" + class='tagsPic' style=\"cursor : pointer\" + onclick=\"emailArticle($id)\" + alt='Zoom' title='".__('Forward by email')."'>"; + } + + if (ENABLE_TWEET_BUTTON) { + $rv['content'] .= "<img src=\"".theme_image($link, 'images/art-tweet.png')."\" + class='tagsPic' style=\"cursor : pointer\" + onclick=\"tweetArticle($id)\" + alt='Zoom' title='".__('Share on Twitter')."'>"; + } + + $rv['content'] .= "<img src=\"".theme_image($link, 'images/art-share.png')."\" + class='tagsPic' style=\"cursor : pointer\" + onclick=\"shareArticle(".$line['int_id'].")\" + alt='Zoom' title='".__('Share by URL')."'>"; + + $rv['content'] .= "<img src=\"".theme_image($link, 'images/digest_checkbox.png')."\" + class='tagsPic' style=\"cursor : pointer\" + onclick=\"closeArticlePanel($id)\" + alt='Zoom' title='".__('Close this panel')."'>"; + + } else { + $tags_str = strip_tags($tags_str); + $rv['content'] .= "<span id=\"ATSTR-$id\">$tags_str</span>"; + } + $rv['content'] .= "</div>"; + $rv['content'] .= "<div clear='both'>$entry_comments</div>"; + + if ($line["orig_feed_id"]) { + + $tmp_result = db_query($link, "SELECT * FROM ttrss_archived_feeds + WHERE id = ".$line["orig_feed_id"]); + + if (db_num_rows($tmp_result) != 0) { + + $rv['content'] .= "<div clear='both'>"; + $rv['content'] .= __("Originally from:"); + + $rv['content'] .= " "; + + $tmp_line = db_fetch_assoc($tmp_result); + + $rv['content'] .= "<a target='_blank' + href=' " . htmlspecialchars($tmp_line['site_url']) . "'>" . + $tmp_line['title'] . "</a>"; + + $rv['content'] .= " "; + + $rv['content'] .= "<a target='_blank' href='" . htmlspecialchars($tmp_line['feed_url']) . "'>"; + $rv['content'] .= "<img title='".__('Feed URL')."'class='tinyFeedIcon' src='images/pub_set.gif'></a>"; + + $rv['content'] .= "</div>"; + } + } + + $rv['content'] .= "</div>"; + + $rv['content'] .= "<div id=\"POSTNOTE-$id\">"; + if ($line['note']) { + $rv['content'] .= format_article_note($id, $line['note']); + } + $rv['content'] .= "</div>"; + + $rv['content'] .= "<div class=\"postIcon\">" . + "<a target=\"_blank\" title=\"".__("Visit the website")."\"$ + href=\"".htmlspecialchars($feed_site_url)."\">". + $feed_icon . "</a></div>"; + + $rv['content'] .= "<div class=\"postContent\">"; + + $article_content = sanitize_rss($link, $line["content"], false, false, + $feed_site_url); + + $rv['content'] .= $article_content; + + $rv['content'] .= format_article_enclosures($link, $id, + $always_display_enclosures, $article_content); + + $rv['content'] .= "</div>"; + + $rv['content'] .= "</div>"; + + } + + if ($zoom_mode) { + $rv['content'] .= " + <div style=\"text-align : center\"> + <button onclick=\"return window.close()\">". + __("Close this window")."</button></div>"; + $rv['content'] .= "</body></html>"; + } + + return $rv; + + } + + function format_headlines_list($link, $feed, $subop, $view_mode, $limit, $cat_view, + $next_unread_feed, $offset, $vgr_last_feed = false, + $override_order = false) { + + $disable_cache = false; + + $reply = array(); + + $timing_info = getmicrotime(); + + $topmost_article_ids = array(); + + if (!$offset) $offset = 0; + if ($subop == "undefined") $subop = ""; + + $subop_split = explode(":", $subop); + +/* if ($subop == "CatchupSelected") { + $ids = explode(",", db_escape_string($_REQUEST["ids"])); + $cmode = sprintf("%d", $_REQUEST["cmode"]); + + catchupArticlesById($link, $ids, $cmode); + } */ + + if ($subop == "ForceUpdate" && $feed && is_numeric($feed) > 0) { + update_rss_feed($link, $feed, true); + } + + if ($subop == "MarkAllRead") { + catchup_feed($link, $feed, $cat_view); + + if (get_pref($link, 'ON_CATCHUP_SHOW_NEXT_FEED')) { + if ($next_unread_feed) { + $feed = $next_unread_feed; + } + } + } + + if ($subop_split[0] == "MarkAllReadGR") { + catchup_feed($link, $subop_split[1], false); + } + + // FIXME: might break tag display? + + if (is_numeric($feed) && $feed > 0 && !$cat_view) { + $result = db_query($link, + "SELECT id FROM ttrss_feeds WHERE id = '$feed' LIMIT 1"); + + if (db_num_rows($result) == 0) { + $reply['content'] = "<div align='center'>".__('Feed not found.')."</div>"; + } + } + + if (preg_match("/^-?[0-9][0-9]*$/", $feed) != false) { + + $result = db_query($link, "SELECT rtl_content FROM ttrss_feeds + WHERE id = '$feed' AND owner_uid = " . $_SESSION["uid"]); + + if (db_num_rows($result) == 1) { + $rtl_content = sql_bool_to_bool(db_fetch_result($result, 0, "rtl_content")); + } else { + $rtl_content = false; + } + + if ($rtl_content) { + $rtl_tag = "dir=\"RTL\""; + } else { + $rtl_tag = ""; + } + } else { + $rtl_tag = ""; + $rtl_content = false; + } + + @$search = db_escape_string($_REQUEST["query"]); + + if ($search) { + $disable_cache = true; + } + + @$search_mode = db_escape_string($_REQUEST["search_mode"]); + @$match_on = db_escape_string($_REQUEST["match_on"]); + + if (!$match_on) { + $match_on = "both"; + } + + if ($_REQUEST["debug"]) $timing_info = print_checkpoint("H0", $timing_info); + +// error_log("format_headlines_list: [" . $feed . "] subop [" . $subop . "]"); + if( $search_mode == '' && $subop != '' ){ + $search_mode = $subop; + } +// error_log("search_mode: " . $search_mode); + $qfh_ret = queryFeedHeadlines($link, $feed, $limit, $view_mode, $cat_view, + $search, $search_mode, $match_on, $override_order, $offset); + + if ($_REQUEST["debug"]) $timing_info = print_checkpoint("H1", $timing_info); + + $result = $qfh_ret[0]; + $feed_title = $qfh_ret[1]; + $feed_site_url = $qfh_ret[2]; + $last_error = $qfh_ret[3]; + + $vgroup_last_feed = $vgr_last_feed; + +// if (!$offset) { + + if (db_num_rows($result) > 0) { + $reply['toolbar'] = format_headline_subtoolbar($link, $feed_site_url, + $feed_title, + $feed, $cat_view, $search, $match_on, $search_mode, $view_mode, + $last_error); + } +// } + + $headlines_count = db_num_rows($result); + + if (db_num_rows($result) > 0) { + + $lnum = $offset; + + $num_unread = 0; + $cur_feed_title = ''; + + $fresh_intl = get_pref($link, "FRESH_ARTICLE_MAX_AGE") * 60 * 60; + + if ($_REQUEST["debug"]) $timing_info = print_checkpoint("PS", $timing_info); + + while ($line = db_fetch_assoc($result)) { + + $class = ($lnum % 2) ? "even" : "odd"; + + $id = $line["id"]; + $feed_id = $line["feed_id"]; + $label_cache = $line["label_cache"]; + $labels = false; + + if ($label_cache) { + $label_cache = json_decode($label_cache, true); + + if ($label_cache) { + if ($label_cache["no-labels"] == 1) + $labels = array(); + else + $labels = $label_cache; + } + } + + if (!is_array($labels)) $labels = get_article_labels($link, $id); + + $labels_str = "<span id=\"HLLCTR-$id\">"; + $labels_str .= format_article_labels($labels, $id); + $labels_str .= "</span>"; + + if (count($topmost_article_ids) < 3) { + array_push($topmost_article_ids, $id); + } + + if ($line["last_read"] == "" && !sql_bool_to_bool($line["unread"])) { + + $update_pic = "<img id='FUPDPIC-$id' src=\"". + theme_image($link, 'images/updated.png')."\" + alt=\"Updated\">"; + } else { + $update_pic = "<img id='FUPDPIC-$id' src=\"images/blank_icon.gif\" + alt=\"Updated\">"; + } + + if (sql_bool_to_bool($line["unread"]) && + time() - strtotime($line["updated_noms"]) < $fresh_intl) { + + $update_pic = "<img id='FUPDPIC-$id' src=\"". + theme_image($link, 'images/fresh_sign.png')."\" alt=\"Fresh\">"; + } + + if ($line["unread"] == "t" || $line["unread"] == "1") { + $class .= " Unread"; + ++$num_unread; + $is_unread = true; + } else { + $is_unread = false; + } + + if ($line["marked"] == "t" || $line["marked"] == "1") { + $marked_pic = "<img id=\"FMPIC-$id\" + src=\"".theme_image($link, 'images/mark_set.png')."\" + class=\"markedPic\" alt=\"Unstar article\" + onclick='javascript:toggleMark($id)'>"; + } else { + $marked_pic = "<img id=\"FMPIC-$id\" + src=\"".theme_image($link, 'images/mark_unset.png')."\" + class=\"markedPic\" alt=\"Star article\" + onclick='javascript:toggleMark($id)'>"; + } + + if ($line["published"] == "t" || $line["published"] == "1") { + $published_pic = "<img id=\"FPPIC-$id\" src=\"".theme_image($link, + 'images/pub_set.png')."\" + class=\"markedPic\" + alt=\"Unpublish article\" onclick='javascript:togglePub($id)'>"; + } else { + $published_pic = "<img id=\"FPPIC-$id\" src=\"".theme_image($link, + 'images/pub_unset.png')."\" + class=\"markedPic\" + alt=\"Publish article\" onclick='javascript:togglePub($id)'>"; + } + +# $content_link = "<a target=\"_blank\" href=\"".$line["link"]."\">" . +# $line["title"] . "</a>"; + +# $content_link = "<a +# href=\"" . htmlspecialchars($line["link"]) . "\" +# onclick=\"view($id,$feed_id);\">" . +# $line["title"] . "</a>"; + +# $content_link = "<a href=\"javascript:viewContentUrl('".$line["link"]."');\">" . +# $line["title"] . "</a>"; + + $updated_fmt = make_local_datetime($link, $line["updated_noms"], false); + + if (get_pref($link, 'SHOW_CONTENT_PREVIEW')) { + $content_preview = truncate_string(strip_tags($line["content_preview"]), + 100); + } + + $score = $line["score"]; + + $score_pic = theme_image($link, + "images/" . get_score_pic($score)); + +/* $score_title = __("(Click to change)"); + $score_pic = "<img class='hlScorePic' src=\"images/$score_pic\" + onclick=\"adjustArticleScore($id, $score)\" title=\"$score $score_title\">"; */ + + $score_pic = "<img class='hlScorePic' src=\"$score_pic\" + title=\"$score\">"; + + if ($score > 500) { + $hlc_suffix = "H"; + } else if ($score < -100) { + $hlc_suffix = "L"; + } else { + $hlc_suffix = ""; + } + + $entry_author = $line["author"]; + + if ($entry_author) { + $entry_author = " - $entry_author"; + } + + $has_feed_icon = feed_has_icon($feed_id); + + if ($has_feed_icon) { + $feed_icon_img = "<img class=\"tinyFeedIcon\" src=\"".ICONS_URL."/$feed_id.ico\" alt=\"\">"; + } else { + $feed_icon_img = "<img class=\"tinyFeedIcon\" src=\"images/feed-icon-12x12.png\" alt=\"\">"; + } + + if (!get_pref($link, 'COMBINED_DISPLAY_MODE')) { + + if (get_pref($link, 'VFEED_GROUP_BY_FEED')) { + if ($feed_id != $vgroup_last_feed && $line["feed_title"]) { + + $cur_feed_title = $line["feed_title"]; + $vgroup_last_feed = $feed_id; + + $cur_feed_title = htmlspecialchars($cur_feed_title); + + $vf_catchup_link = "(<a onclick='javascript:catchupFeedInGroup($feed_id);' href='#'>".__('mark as read')."</a>)"; + + $reply['content'] .= "<div class='cdmFeedTitle'>". + "<div style=\"float : right\">$feed_icon_img</div>". + "<a href=\"#\" onclick=\"viewfeed($feed_id)\">". + $line["feed_title"]."</a> $vf_catchup_link</div>"; + + } + } + + $mouseover_attrs = "onmouseover='postMouseIn($id)' + onmouseout='postMouseOut($id)'"; + + $reply['content'] .= "<div class='$class' id='RROW-$id' $mouseover_attrs>"; + + $reply['content'] .= "<div class='hlUpdPic'>$update_pic</div>"; + + $reply['content'] .= "<div class='hlLeft'>"; + + $reply['content'] .= "<input type=\"checkbox\" onclick=\"tSR(this)\" + id=\"RCHK-$id\">"; + + $reply['content'] .= "$marked_pic"; + $reply['content'] .= "$published_pic"; + + $reply['content'] .= "</div>"; + + $reply['content'] .= "<div onclick='return hlClicked(event, $id)' + class=\"hlTitle\"><span class='hlContent$hlc_suffix'>"; + $reply['content'] .= "<a id=\"RTITLE-$id\" + href=\"" . htmlspecialchars($line["link"]) . "\" + onclick=\"\">" . + truncate_string($line["title"], 200); + + if (get_pref($link, 'SHOW_CONTENT_PREVIEW')) { + if ($content_preview) { + $reply['content'] .= "<span class=\"contentPreview\"> - $content_preview</span>"; + } + } + + $reply['content'] .= "</a></span>"; + + $reply['content'] .= $labels_str; + + if (!get_pref($link, 'VFEED_GROUP_BY_FEED') && + defined('_SHOW_FEED_TITLE_IN_VFEEDS')) { + if (@$line["feed_title"]) { + $reply['content'] .= "<span class=\"hlFeed\"> + (<a href=\"#\" onclick=\"viewfeed($feed_id)\">". + $line["feed_title"]."</a>) + </span>"; + } + } + + $reply['content'] .= "</div>"; + + $reply['content'] .= "<span class=\"hlUpdated\">$updated_fmt</span>"; + $reply['content'] .= "<div class=\"hlRight\">"; + + $reply['content'] .= $score_pic; + + if ($line["feed_title"] && !get_pref($link, 'VFEED_GROUP_BY_FEED')) { + + $reply['content'] .= "<span onclick=\"viewfeed($feed_id)\" + style=\"cursor : pointer\" + title=\"".htmlspecialchars($line['feed_title'])."\"> + $feed_icon_img<span>"; + } + + $reply['content'] .= "</div>"; + $reply['content'] .= "</div>"; + + } else { + + if (get_pref($link, 'VFEED_GROUP_BY_FEED') && $line["feed_title"]) { + if ($feed_id != $vgroup_last_feed) { + + $cur_feed_title = $line["feed_title"]; + $vgroup_last_feed = $feed_id; + + $cur_feed_title = htmlspecialchars($cur_feed_title); + + $vf_catchup_link = "(<a onclick='javascript:catchupFeedInGroup($feed_id);' href='#'>".__('mark as read')."</a>)"; + + $has_feed_icon = feed_has_icon($feed_id); + + if ($has_feed_icon) { + $feed_icon_img = "<img class=\"tinyFeedIcon\" src=\"".ICONS_URL."/$feed_id.ico\" alt=\"\">"; + } else { + //$feed_icon_img = "<img class=\"tinyFeedIcon\" src=\"images/blank_icon.gif\" alt=\"\">"; + } + + $reply['content'] .= "<div class='cdmFeedTitle'>". + "<div style=\"float : right\">$feed_icon_img</div>". + "<a href=\"#\" onclick=\"viewfeed($feed_id)\">". + $line["feed_title"]."</a> $vf_catchup_link</div>"; + } + } + + $expand_cdm = get_pref($link, 'CDM_EXPANDED'); + + $mouseover_attrs = "onmouseover='postMouseIn($id)' + onmouseout='postMouseOut($id)'"; + + $reply['content'] .= "<div class=\"$class\" + id=\"RROW-$id\" $mouseover_attrs'>"; + + $reply['content'] .= "<div class=\"cdmHeader\">"; + + $reply['content'] .= "<div>"; + + $reply['content'] .= "<input type=\"checkbox\" onclick=\"toggleSelectRowById(this, + 'RROW-$id')\" id=\"RCHK-$id\"/>"; + + $reply['content'] .= "$marked_pic"; + $reply['content'] .= "$published_pic"; + + $reply['content'] .= "</div>"; + + $reply['content'] .= "<span id=\"RTITLE-$id\" + onclick=\"return cdmClicked(event, $id);\" + class=\"titleWrap$hlc_suffix\"> + <a class=\"title\" + title=\"".htmlspecialchars($line['title'])."\" + target=\"_blank\" href=\"". + htmlspecialchars($line["link"])."\">". + truncate_string($line["title"], 100) . + " $entry_author</a>"; + + $reply['content'] .= $labels_str; + + if (!get_pref($link, 'VFEED_GROUP_BY_FEED') && + defined('_SHOW_FEED_TITLE_IN_VFEEDS')) { + if (@$line["feed_title"]) { + $reply['content'] .= "<span class=\"hlFeed\"> + (<a href=\"#\" onclick=\"viewfeed($feed_id)\">". + $line["feed_title"]."</a>) + </span>"; + } + } + + if (!$expand_cdm) + $content_hidden = "style=\"display : none\""; + else + $excerpt_hidden = "style=\"display : none\""; + + $reply['content'] .= "<span $excerpt_hidden + id=\"CEXC-$id\" class=\"cdmExcerpt\"> - $content_preview</span>"; + + $reply['content'] .= "</span>"; + + $reply['content'] .= "<div>"; + $reply['content'] .= "<span class='updated'>$updated_fmt</span>"; + $reply['content'] .= "$score_pic"; + + if (!get_pref($link, "VFEED_GROUP_BY_FEED") && $line["feed_title"]) { + $reply['content'] .= "<span style=\"cursor : pointer\" + title=\"".htmlspecialchars($line["feed_title"])."\" + onclick=\"viewfeed($feed_id)\">$feed_icon_img</span>"; + } + $reply['content'] .= "<div class=\"updPic\">$update_pic</div>"; + $reply['content'] .= "</div>"; + + $reply['content'] .= "</div>"; + + $reply['content'] .= "<div class=\"cdmContent\" $content_hidden + onclick=\"return cdmClicked(event, $id);\" + id=\"CICD-$id\">"; + + $reply['content'] .= "<div class=\"cdmContentInner\">"; + + if ($line["orig_feed_id"]) { + + $tmp_result = db_query($link, "SELECT * FROM ttrss_archived_feeds + WHERE id = ".$line["orig_feed_id"]); + + if (db_num_rows($tmp_result) != 0) { + + $reply['content'] .= "<div clear='both'>"; + $reply['content'] .= __("Originally from:"); + + $reply['content'] .= " "; + + $tmp_line = db_fetch_assoc($tmp_result); + + $reply['content'] .= "<a target='_blank' + href=' " . htmlspecialchars($tmp_line['site_url']) . "'>" . + $tmp_line['title'] . "</a>"; + + $reply['content'] .= " "; + + $reply['content'] .= "<a target='_blank' href='" . htmlspecialchars($tmp_line['feed_url']) . "'>"; + $reply['content'] .= "<img title='".__('Feed URL')."'class='tinyFeedIcon' src='images/pub_set.gif'></a>"; + + $reply['content'] .= "</div>"; + } + } + + $feed_site_url = $line["site_url"]; + + $article_content = sanitize_rss($link, $line["content_preview"], + false, false, $feed_site_url); + + $reply['content'] .= "<div id=\"POSTNOTE-$id\">"; + if ($line['note']) { + $reply['content'] .= format_article_note($id, $line['note']); + } + $reply['content'] .= "</div>"; + + $reply['content'] .= "<span id=\"CWRAP-$id\">"; + $reply['content'] .= $expand_cdm ? $article_content : ''; + $reply['content'] .= "</span>"; + +/* $tmp_result = db_query($link, "SELECT always_display_enclosures FROM + ttrss_feeds WHERE id = ". + (($line['feed_id'] == null) ? $line['orig_feed_id'] : + $line['feed_id'])." AND owner_uid = ".$_SESSION["uid"]); + + $always_display_enclosures = sql_bool_to_bool(db_fetch_result($tmp_result, + 0, "always_display_enclosures")); */ + + $always_display_enclosures = sql_bool_to_bool($line["always_display_enclosures"]); + + $reply['content'] .= format_article_enclosures($link, $id, $always_display_enclosures, + $article_content); + + $reply['content'] .= "</div>"; + + $reply['content'] .= "<div class=\"cdmFooter\">"; + + $tag_cache = $line["tag_cache"]; + + $tags_str = format_tags_string( + get_article_tags($link, $id, $_SESSION["uid"], $tag_cache), + $id); + + $reply['content'] .= "<img src='".theme_image($link, + 'images/tag.png')."' alt='Tags' title='Tags'> + <span id=\"ATSTR-$id\">$tags_str</span> + <a title=\"".__('Edit tags for this article')."\" + href=\"#\" onclick=\"editArticleTags($id, $feed_id, true)\">(+)</a>"; + + $num_comments = $line["num_comments"]; + $entry_comments = ""; + + if ($num_comments > 0) { + if ($line["comments"]) { + $comments_url = $line["comments"]; + } else { + $comments_url = $line["link"]; + } + $entry_comments = "<a target='_blank' href=\"$comments_url\">$num_comments comments</a>"; + } else { + if ($line["comments"] && $line["link"] != $line["comments"]) { + $entry_comments = "<a target='_blank' href=\"".$line["comments"]."\">comments</a>"; + } + } + + if ($entry_comments) $reply['content'] .= " ($entry_comments)"; + + $reply['content'] .= "<div style=\"float : right\">"; + + $reply['content'] .= "<img src=\"images/art-zoom.png\" + onclick=\"zoomToArticle(event, $id)\" + style=\"cursor : pointer\" + alt='Zoom' + title='".__('Open article in new tab')."'>"; + + //$note_escaped = htmlspecialchars($line['note'], ENT_QUOTES); + + $reply['content'] .= "<img src=\"images/art-pub-note.png\" + style=\"cursor : pointer\" style=\"cursor : pointer\" + onclick=\"editArticleNote($id)\" + alt='PubNote' title='".__('Edit article note')."'>"; + + if (DIGEST_ENABLE) { + $reply['content'] .= "<img src=\"".theme_image($link, 'images/art-email.png')."\" + style=\"cursor : pointer\" + onclick=\"emailArticle($id)\" + alt='Zoom' title='".__('Forward by email')."'>"; + } + + if (ENABLE_TWEET_BUTTON) { + $reply['content'] .= "<img src=\"".theme_image($link, 'images/art-tweet.png')."\" + class='tagsPic' style=\"cursor : pointer\" + onclick=\"tweetArticle($id)\" + alt='Zoom' title='".__('Share on Twitter')."'>"; + } + + $reply['content'] .= "<img src=\"".theme_image($link, 'images/art-share.png')."\" + class='tagsPic' style=\"cursor : pointer\" + onclick=\"shareArticle(".$line['int_id'].")\" + alt='Zoom' title='".__('Share by URL')."'>"; + + $reply['content'] .= "<img src=\"images/digest_checkbox.png\" + style=\"cursor : pointer\" style=\"cursor : pointer\" + onclick=\"dismissArticle($id)\" + alt='Dismiss' title='".__('Dismiss article')."'>"; + + $reply['content'] .= "</div>"; + $reply['content'] .= "</div>"; + + $reply['content'] .= "</div>"; + + $reply['content'] .= "</div>"; + + } + + ++$lnum; + } + + if ($_REQUEST["debug"]) $timing_info = print_checkpoint("PE", $timing_info); + + } else { + $message = ""; + + switch ($view_mode) { + case "unread": + $message = __("No unread articles found to display."); + break; + case "updated": + $message = __("No updated articles found to display."); + break; + case "marked": + $message = __("No starred articles found to display."); + break; + default: + if ($feed < -10) { + $message = __("No articles found to display. You can assign articles to labels manually (see the Actions menu above) or use a filter."); + } else { + $message = __("No articles found to display."); + } + } + + if (!$offset && $message) { + $reply['content'] .= "<div class='whiteBox'>$message"; + + $reply['content'] .= "<p class=\"small\"><span class=\"insensitive\">"; + + $result = db_query($link, "SELECT ".SUBSTRING_FOR_DATE."(MAX(last_updated), 1, 19) AS last_updated FROM ttrss_feeds + WHERE owner_uid = " . $_SESSION['uid']); + + $last_updated = db_fetch_result($result, 0, "last_updated"); + $last_updated = make_local_datetime($link, $last_updated, false); + + $reply['content'] .= sprintf(__("Feeds last updated at %s"), $last_updated); + + $result = db_query($link, "SELECT COUNT(id) AS num_errors + FROM ttrss_feeds WHERE last_error != '' AND owner_uid = ".$_SESSION["uid"]); + + $num_errors = db_fetch_result($result, 0, "num_errors"); + + if ($num_errors > 0) { + $reply['content'] .= "<br/>"; + $reply['content'] .= "<a class=\"insensitive\" href=\"#\" onclick=\"showFeedsWithErrors()\">". + __('Some feeds have update errors (click for details)')."</a>"; + } + $reply['content'] .= "</span></p></div>"; + } + } + + if ($_REQUEST["debug"]) $timing_info = print_checkpoint("H2", $timing_info); + + return array($topmost_article_ids, $headlines_count, $feed, $disable_cache, + $vgroup_last_feed, $reply); + } + +// from here: http://www.roscripts.com/Create_tag_cloud-71.html + + function printTagCloud($link) { + + $query = "SELECT tag_name, COUNT(post_int_id) AS count + FROM ttrss_tags WHERE owner_uid = ".$_SESSION["uid"]." + GROUP BY tag_name ORDER BY count DESC LIMIT 50"; + + $result = db_query($link, $query); + + $tags = array(); + + while ($line = db_fetch_assoc($result)) { + $tags[$line["tag_name"]] = $line["count"]; + } + + if( count($tags) == 0 ){ return; } + + ksort($tags); + + $max_size = 32; // max font size in pixels + $min_size = 11; // min font size in pixels + + // largest and smallest array values + $max_qty = max(array_values($tags)); + $min_qty = min(array_values($tags)); + + // find the range of values + $spread = $max_qty - $min_qty; + if ($spread == 0) { // we don't want to divide by zero + $spread = 1; + } + + // set the font-size increment + $step = ($max_size - $min_size) / ($spread); + + // loop through the tag array + foreach ($tags as $key => $value) { + // calculate font-size + // find the $value in excess of $min_qty + // multiply by the font-size increment ($size) + // and add the $min_size set above + $size = round($min_size + (($value - $min_qty) * $step)); + + $key_escaped = str_replace("'", "\\'", $key); + + echo "<a href=\"javascript:viewfeed('$key_escaped') \" style=\"font-size: " . + $size . "px\" title=\"$value articles tagged with " . + $key . '">' . $key . '</a> '; + } + } + + function print_checkpoint($n, $s) { + $ts = getmicrotime(); + echo sprintf("<!-- CP[$n] %.4f seconds -->", $ts - $s); + return $ts; + } + + function sanitize_tag($tag) { + $tag = trim($tag); + + $tag = mb_strtolower($tag, 'utf-8'); + + $tag = preg_replace('/[\'\"\+\>\<]/', "", $tag); + +// $tag = str_replace('"', "", $tag); +// $tag = str_replace("+", " ", $tag); + $tag = str_replace("technorati tag: ", "", $tag); + + return $tag; + } + + function get_self_url_prefix() { + return SELF_URL_PATH; + } + + function opml_publish_url($link){ + + $url_path = get_self_url_prefix(); + $url_path .= "/opml.php?op=publish&key=" . + get_feed_access_key($link, 'OPML:Publish', false, $_SESSION["uid"]); + + return $url_path; + } + + /** + * Purge a feed contents, marked articles excepted. + * + * @param mixed $link The database connection. + * @param integer $id The id of the feed to purge. + * @return void + */ + function clear_feed_articles($link, $id) { + + if ($id != 0) { + $result = db_query($link, "DELETE FROM ttrss_user_entries + WHERE feed_id = '$id' AND marked = false AND owner_uid = " . $_SESSION["uid"]); + } else { + $result = db_query($link, "DELETE FROM ttrss_user_entries + WHERE feed_id IS NULL AND marked = false AND owner_uid = " . $_SESSION["uid"]); + } + + $result = db_query($link, "DELETE FROM ttrss_entries WHERE + (SELECT COUNT(int_id) FROM ttrss_user_entries WHERE ref_id = id) = 0"); + + ccache_update($link, $id, $_SESSION['uid']); + } // function clear_feed_articles + + /** + * Compute the Mozilla Firefox feed adding URL from server HOST and REQUEST_URI. + * + * @return string The Mozilla Firefox feed adding URL. + */ + function add_feed_url() { + //$url_path = ($_SERVER['HTTPS'] != "on" ? 'http://' : 'https://') . $_SERVER["HTTP_HOST"] . parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH); + + $url_path = get_self_url_prefix() . + "/backend.php?op=pref-feeds&quiet=1&subop=add&feed_url=%s"; + return $url_path; + } // function add_feed_url + + /** + * Encrypt a password in SHA1. + * + * @param string $pass The password to encrypt. + * @param string $login A optionnal login. + * @return string The encrypted password. + */ + function encrypt_password($pass, $login = '') { + if ($login) { + return "SHA1X:" . sha1("$login:$pass"); + } else { + return "SHA1:" . sha1($pass); + } + } // function encrypt_password + + /** + * Update a feed batch. + * Used by daemons to update n feeds by run. + * Only update feed needing a update, and not being processed + * by another process. + * + * @param mixed $link Database link + * @param integer $limit Maximum number of feeds in update batch. Default to DAEMON_FEED_LIMIT. + * @param boolean $from_http Set to true if you call this function from http to disable cli specific code. + * @param boolean $debug Set to false to disable debug output. Default to true. + * @return void + */ + function update_daemon_common($link, $limit = DAEMON_FEED_LIMIT, $from_http = false, $debug = true) { + // Process all other feeds using last_updated and interval parameters + + // Test if the user has loggued in recently. If not, it does not update its feeds. + if (DAEMON_UPDATE_LOGIN_LIMIT > 0) { + if (DB_TYPE == "pgsql") { + $login_thresh_qpart = "AND ttrss_users.last_login >= NOW() - INTERVAL '".DAEMON_UPDATE_LOGIN_LIMIT." days'"; + } else { + $login_thresh_qpart = "AND ttrss_users.last_login >= DATE_SUB(NOW(), INTERVAL ".DAEMON_UPDATE_LOGIN_LIMIT." DAY)"; + } + } else { + $login_thresh_qpart = ""; + } + + // Test if the feed need a update (update interval exceded). + if (DB_TYPE == "pgsql") { + $update_limit_qpart = "AND (( + ttrss_feeds.update_interval = 0 + AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_user_prefs.value || ' minutes') AS INTERVAL) + ) OR ( + ttrss_feeds.update_interval > 0 + AND ttrss_feeds.last_updated < NOW() - CAST((ttrss_feeds.update_interval || ' minutes') AS INTERVAL) + ) OR ttrss_feeds.last_updated IS NULL)"; + } else { + $update_limit_qpart = "AND (( + ttrss_feeds.update_interval = 0 + AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL CONVERT(ttrss_user_prefs.value, SIGNED INTEGER) MINUTE) + ) OR ( + ttrss_feeds.update_interval > 0 + AND ttrss_feeds.last_updated < DATE_SUB(NOW(), INTERVAL ttrss_feeds.update_interval MINUTE) + ) OR ttrss_feeds.last_updated IS NULL)"; + } + + // Test if feed is currently being updated by another process. + if (DB_TYPE == "pgsql") { + $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < NOW() - INTERVAL '5 minutes')"; + } else { + $updstart_thresh_qpart = "AND (ttrss_feeds.last_update_started IS NULL OR ttrss_feeds.last_update_started < DATE_SUB(NOW(), INTERVAL 5 MINUTE))"; + } + + // Test if there is a limit to number of updated feeds + $query_limit = ""; + if($limit) $query_limit = sprintf("LIMIT %d", $limit); + + $random_qpart = sql_random_function(); + + // We search for feed needing update. + $result = db_query($link, "SELECT ttrss_feeds.feed_url,ttrss_feeds.id, ttrss_feeds.owner_uid, + ".SUBSTRING_FOR_DATE."(ttrss_feeds.last_updated,1,19) AS last_updated, + ttrss_feeds.update_interval + FROM + ttrss_feeds, ttrss_users, ttrss_user_prefs + WHERE + ttrss_feeds.owner_uid = ttrss_users.id + AND ttrss_users.id = ttrss_user_prefs.owner_uid + AND ttrss_user_prefs.pref_name = 'DEFAULT_UPDATE_INTERVAL' + $login_thresh_qpart $update_limit_qpart + $updstart_thresh_qpart + ORDER BY $random_qpart $query_limit"); + + $user_prefs_cache = array(); + + if($debug) _debug(sprintf("Scheduled %d feeds to update...\n", db_num_rows($result))); + + // Here is a little cache magic in order to minimize risk of double feed updates. + $feeds_to_update = array(); + while ($line = db_fetch_assoc($result)) { + $feeds_to_update[$line['id']] = $line; + } + + // We update the feed last update started date before anything else. + // There is no lag due to feed contents downloads + // It prevent an other process to update the same feed. + $feed_ids = array_keys($feeds_to_update); + if($feed_ids) { + db_query($link, sprintf("UPDATE ttrss_feeds SET last_update_started = NOW() + WHERE id IN (%s)", implode(',', $feed_ids))); + } + + // For each feed, we call the feed update function. + while ($line = array_pop($feeds_to_update)) { + + if($debug) _debug("Feed: " . $line["feed_url"] . ", " . $line["last_updated"]); + + update_rss_feed($link, $line["id"], true); + + sleep(1); // prevent flood (FIXME make this an option?) + } + + // Send feed digests by email if needed. + if (DAEMON_SENDS_DIGESTS) send_headlines_digests($link); + + } // function update_daemon_common + + function sanitize_article_content($text) { + # we don't support CDATA sections in articles, they break our own escaping + $text = preg_replace("/\[\[CDATA/", "", $text); + $text = preg_replace("/\]\]\>/", "", $text); + return $text; + } + + function load_filters($link, $feed, $owner_uid, $action_id = false) { + $filters = array(); + + global $memcache; + + $obj_id = md5("FILTER:$feed:$owner_uid:$action_id"); + + if ($memcache && $obj = $memcache->get($obj_id)) { + + return $obj; + + } else { + + if ($action_id) $ftype_query_part = "action_id = '$action_id' AND"; + + $result = db_query($link, "SELECT reg_exp, + ttrss_filter_types.name AS name, + ttrss_filter_actions.name AS action, + inverse, + action_param, + filter_param + FROM ttrss_filters,ttrss_filter_types,ttrss_filter_actions WHERE + enabled = true AND + $ftype_query_part + owner_uid = $owner_uid AND + ttrss_filter_types.id = filter_type AND + ttrss_filter_actions.id = action_id AND + (feed_id IS NULL OR feed_id = '$feed') ORDER BY reg_exp"); + + while ($line = db_fetch_assoc($result)) { + if (!$filters[$line["name"]]) $filters[$line["name"]] = array(); + $filter["reg_exp"] = $line["reg_exp"]; + $filter["action"] = $line["action"]; + $filter["action_param"] = $line["action_param"]; + $filter["filter_param"] = $line["filter_param"]; + $filter["inverse"] = sql_bool_to_bool($line["inverse"]); + + array_push($filters[$line["name"]], $filter); + } + + if ($memcache) $memcache->add($obj_id, $filters, 0, 3600*8); + + return $filters; + } + } + + function get_score_pic($score) { + if ($score > 100) { + return "score_high.png"; + } else if ($score > 0) { + return "score_half_high.png"; + } else if ($score < -100) { + return "score_low.png"; + } else if ($score < 0) { + return "score_half_low.png"; + } else { + return "score_neutral.png"; + } + } + + function feed_has_icon($id) { + return is_file(ICONS_DIR . "/$id.ico") && filesize(ICONS_DIR . "/$id.ico") > 0; + } + + function init_connection($link) { + if (DB_TYPE == "pgsql") { + pg_query($link, "set client_encoding = 'UTF-8'"); + pg_set_client_encoding("UNICODE"); + pg_query($link, "set datestyle = 'ISO, european'"); + pg_query($link, "set TIME ZONE 0"); + } else { + db_query($link, "SET time_zone = '+0:0'"); + + if (defined('MYSQL_CHARSET') && MYSQL_CHARSET) { + db_query($link, "SET NAMES " . MYSQL_CHARSET); + // db_query($link, "SET CHARACTER SET " . MYSQL_CHARSET); + } + } + } + + function update_feedbrowser_cache($link) { + + $result = db_query($link, "SELECT feed_url, site_url, title, COUNT(id) AS subscribers + FROM ttrss_feeds WHERE (SELECT COUNT(id) = 0 FROM ttrss_feeds AS tf + WHERE tf.feed_url = ttrss_feeds.feed_url + AND (private IS true OR auth_login != '' OR auth_pass != '' OR feed_url LIKE '%:%@%/%')) + GROUP BY feed_url, site_url, title ORDER BY subscribers DESC LIMIT 1000"); + + db_query($link, "BEGIN"); + + db_query($link, "DELETE FROM ttrss_feedbrowser_cache"); + + $count = 0; + + while ($line = db_fetch_assoc($result)) { + $subscribers = db_escape_string($line["subscribers"]); + $feed_url = db_escape_string($line["feed_url"]); + $title = db_escape_string($line["title"]); + $site_url = db_escape_string($line["site_url"]); + + $tmp_result = db_query($link, "SELECT subscribers FROM + ttrss_feedbrowser_cache WHERE feed_url = '$feed_url'"); + + if (db_num_rows($tmp_result) == 0) { + + db_query($link, "INSERT INTO ttrss_feedbrowser_cache + (feed_url, site_url, title, subscribers) VALUES ('$feed_url', + '$site_url', '$title', '$subscribers')"); + + ++$count; + + } + + } + + db_query($link, "COMMIT"); + + return $count; + + } + + /* function ccache_zero($link, $feed_id, $owner_uid) { + db_query($link, "UPDATE ttrss_counters_cache SET + value = 0, updated = NOW() WHERE + feed_id = '$feed_id' AND owner_uid = '$owner_uid'"); + } */ + + function ccache_zero_all($link, $owner_uid) { + db_query($link, "UPDATE ttrss_counters_cache SET + value = 0 WHERE owner_uid = '$owner_uid'"); + + db_query($link, "UPDATE ttrss_cat_counters_cache SET + value = 0 WHERE owner_uid = '$owner_uid'"); + } + + function ccache_remove($link, $feed_id, $owner_uid, $is_cat = false) { + + if (!$is_cat) { + $table = "ttrss_counters_cache"; + } else { + $table = "ttrss_cat_counters_cache"; + } + + db_query($link, "DELETE FROM $table WHERE + feed_id = '$feed_id' AND owner_uid = '$owner_uid'"); + + } + + function ccache_update_all($link, $owner_uid) { + + if (get_pref($link, 'ENABLE_FEED_CATS', $owner_uid)) { + + $result = db_query($link, "SELECT feed_id FROM ttrss_cat_counters_cache + WHERE feed_id > 0 AND owner_uid = '$owner_uid'"); + + while ($line = db_fetch_assoc($result)) { + ccache_update($link, $line["feed_id"], $owner_uid, true); + } + + /* We have to manually include category 0 */ + + ccache_update($link, 0, $owner_uid, true); + + } else { + $result = db_query($link, "SELECT feed_id FROM ttrss_counters_cache + WHERE feed_id > 0 AND owner_uid = '$owner_uid'"); + + while ($line = db_fetch_assoc($result)) { + print ccache_update($link, $line["feed_id"], $owner_uid); + + } + + } + } + + function ccache_find($link, $feed_id, $owner_uid, $is_cat = false, + $no_update = false) { + + if (!is_numeric($feed_id)) return; + + if (!$is_cat) { + $table = "ttrss_counters_cache"; + if ($feed_id > 0) { + $tmp_result = db_query($link, "SELECT owner_uid FROM ttrss_feeds + WHERE id = '$feed_id'"); + $owner_uid = db_fetch_result($tmp_result, 0, "owner_uid"); + } + } else { + $table = "ttrss_cat_counters_cache"; + } + + if (DB_TYPE == "pgsql") { + $date_qpart = "updated > NOW() - INTERVAL '15 minutes'"; + } else if (DB_TYPE == "mysql") { + $date_qpart = "updated > DATE_SUB(NOW(), INTERVAL 15 MINUTE)"; + } + + $result = db_query($link, "SELECT value FROM $table + WHERE owner_uid = '$owner_uid' AND feed_id = '$feed_id' + LIMIT 1"); + + if (db_num_rows($result) == 1) { + return db_fetch_result($result, 0, "value"); + } else { + if ($no_update) { + return -1; + } else { + return ccache_update($link, $feed_id, $owner_uid, $is_cat); + } + } + + } + + function ccache_update($link, $feed_id, $owner_uid, $is_cat = false, + $update_pcat = true) { + + if (!is_numeric($feed_id)) return; + + if (!$is_cat && $feed_id > 0) { + $tmp_result = db_query($link, "SELECT owner_uid FROM ttrss_feeds + WHERE id = '$feed_id'"); + $owner_uid = db_fetch_result($tmp_result, 0, "owner_uid"); + } + + $prev_unread = ccache_find($link, $feed_id, $owner_uid, $is_cat, true); + + /* When updating a label, all we need to do is recalculate feed counters + * because labels are not cached */ + + if ($feed_id < 0) { + ccache_update_all($link, $owner_uid); + return; + } + + if (!$is_cat) { + $table = "ttrss_counters_cache"; + } else { + $table = "ttrss_cat_counters_cache"; + } + + if ($is_cat && $feed_id >= 0) { + if ($feed_id != 0) { + $cat_qpart = "cat_id = '$feed_id'"; + } else { + $cat_qpart = "cat_id IS NULL"; + } + + /* Recalculate counters for child feeds */ + + $result = db_query($link, "SELECT id FROM ttrss_feeds + WHERE owner_uid = '$owner_uid' AND $cat_qpart"); + + while ($line = db_fetch_assoc($result)) { + ccache_update($link, $line["id"], $owner_uid, false, false); + } + + $result = db_query($link, "SELECT SUM(value) AS sv + FROM ttrss_counters_cache, ttrss_feeds + WHERE id = feed_id AND $cat_qpart AND + ttrss_feeds.owner_uid = '$owner_uid'"); + + $unread = (int) db_fetch_result($result, 0, "sv"); + + } else { + $unread = (int) getFeedArticles($link, $feed_id, $is_cat, true, $owner_uid); + } + + db_query($link, "BEGIN"); + + $result = db_query($link, "SELECT feed_id FROM $table + WHERE owner_uid = '$owner_uid' AND feed_id = '$feed_id' LIMIT 1"); + + if (db_num_rows($result) == 1) { + db_query($link, "UPDATE $table SET + value = '$unread', updated = NOW() WHERE + feed_id = '$feed_id' AND owner_uid = '$owner_uid'"); + + } else { + db_query($link, "INSERT INTO $table + (feed_id, value, owner_uid, updated) + VALUES + ($feed_id, $unread, $owner_uid, NOW())"); + } + + db_query($link, "COMMIT"); + + if ($feed_id > 0 && $prev_unread != $unread) { + + if (!$is_cat) { + + /* Update parent category */ + + if ($update_pcat) { + + $result = db_query($link, "SELECT cat_id FROM ttrss_feeds + WHERE owner_uid = '$owner_uid' AND id = '$feed_id'"); + + $cat_id = (int) db_fetch_result($result, 0, "cat_id"); + + ccache_update($link, $cat_id, $owner_uid, true); + + } + } + } else if ($feed_id < 0) { + ccache_update_all($link, $owner_uid); + } + + return $unread; + } + + /* function ccache_cleanup($link, $owner_uid) { + + if (DB_TYPE == "pgsql") { + db_query($link, "DELETE FROM ttrss_counters_cache AS c1 WHERE + (SELECT count(*) FROM ttrss_counters_cache AS c2 + WHERE c1.feed_id = c2.feed_id AND c2.owner_uid = c1.owner_uid) > 1 + AND owner_uid = '$owner_uid'"); + + db_query($link, "DELETE FROM ttrss_cat_counters_cache AS c1 WHERE + (SELECT count(*) FROM ttrss_cat_counters_cache AS c2 + WHERE c1.feed_id = c2.feed_id AND c2.owner_uid = c1.owner_uid) > 1 + AND owner_uid = '$owner_uid'"); + } else { + db_query($link, "DELETE c1 FROM + ttrss_counters_cache AS c1, + ttrss_counters_cache AS c2 + WHERE + c1.owner_uid = '$owner_uid' AND + c1.owner_uid = c2.owner_uid AND + c1.feed_id = c2.feed_id"); + + db_query($link, "DELETE c1 FROM + ttrss_cat_counters_cache AS c1, + ttrss_cat_counters_cache AS c2 + WHERE + c1.owner_uid = '$owner_uid' AND + c1.owner_uid = c2.owner_uid AND + c1.feed_id = c2.feed_id"); + + } + } */ + + function label_find_id($link, $label, $owner_uid) { + $result = db_query($link, + "SELECT id FROM ttrss_labels2 WHERE caption = '$label' + AND owner_uid = '$owner_uid' LIMIT 1"); + + if (db_num_rows($result) == 1) { + return db_fetch_result($result, 0, "id"); + } else { + return 0; + } + } + + function get_article_labels($link, $id) { + global $memcache; + + $obj_id = md5("LABELS:$id:" . $_SESSION["uid"]); + + $rv = array(); + + if ($memcache && $obj = $memcache->get($obj_id)) { + return $obj; + } else { + + $result = db_query($link, "SELECT label_cache FROM + ttrss_user_entries WHERE ref_id = '$id' AND owner_uid = " . + $_SESSION["uid"]); + + $label_cache = db_fetch_result($result, 0, "label_cache"); + + if ($label_cache) { + + $label_cache = json_decode($label_cache, true); + + if ($label_cache["no-labels"] == 1) + return $rv; + else + return $label_cache; + } + + $result = db_query($link, + "SELECT DISTINCT label_id,caption,fg_color,bg_color + FROM ttrss_labels2, ttrss_user_labels2 + WHERE id = label_id + AND article_id = '$id' + AND owner_uid = ".$_SESSION["uid"] . " + ORDER BY caption"); + + while ($line = db_fetch_assoc($result)) { + $rk = array($line["label_id"], $line["caption"], $line["fg_color"], + $line["bg_color"]); + array_push($rv, $rk); + } + if ($memcache) $memcache->add($obj_id, $rv, 0, 3600); + + if (count($rv) > 0) + label_update_cache($link, $id, $rv); + else + label_update_cache($link, $id, array("no-labels" => 1)); + } + + return $rv; + } + + + function label_find_caption($link, $label, $owner_uid) { + $result = db_query($link, + "SELECT caption FROM ttrss_labels2 WHERE id = '$label' + AND owner_uid = '$owner_uid' LIMIT 1"); + + if (db_num_rows($result) == 1) { + return db_fetch_result($result, 0, "caption"); + } else { + return ""; + } + } + + function label_update_cache($link, $id, $labels = false, $force = false) { + + if ($force) + label_clear_cache($link, $id); + + if (!$labels) + $labels = get_article_labels($link, $id); + + $labels = db_escape_string(json_encode($labels)); + + db_query($link, "UPDATE ttrss_user_entries SET + label_cache = '$labels' WHERE ref_id = '$id'"); + + } + + function label_clear_cache($link, $id) { + + db_query($link, "UPDATE ttrss_user_entries SET + label_cache = '' WHERE ref_id = '$id'"); + + } + + function label_remove_article($link, $id, $label, $owner_uid) { + + $label_id = label_find_id($link, $label, $owner_uid); + + if (!$label_id) return; + + $result = db_query($link, + "DELETE FROM ttrss_user_labels2 + WHERE + label_id = '$label_id' AND + article_id = '$id'"); + + label_clear_cache($link, $id); + } + + function label_add_article($link, $id, $label, $owner_uid) { + + global $memcache; + + if ($memcache) { + $obj_id = md5("LABELS:$id:$owner_uid"); + $memcache->delete($obj_id); + } + + $label_id = label_find_id($link, $label, $owner_uid); + + if (!$label_id) return; + + $result = db_query($link, + "SELECT + article_id FROM ttrss_labels2, ttrss_user_labels2 + WHERE + label_id = id AND + label_id = '$label_id' AND + article_id = '$id' AND owner_uid = '$owner_uid' + LIMIT 1"); + + if (db_num_rows($result) == 0) { + db_query($link, "INSERT INTO ttrss_user_labels2 + (label_id, article_id) VALUES ('$label_id', '$id')"); + } + + label_clear_cache($link, $id); + + } + + function label_remove($link, $id, $owner_uid) { + global $memcache; + + if (!$owner_uid) $owner_uid = $_SESSION["uid"]; + + if ($memcache) { + $obj_id = md5("LABELS:$id:$owner_uid"); + $memcache->delete($obj_id); + } + + db_query($link, "BEGIN"); + + $result = db_query($link, "SELECT caption FROM ttrss_labels2 + WHERE id = '$id'"); + + $caption = db_fetch_result($result, 0, "caption"); + + $result = db_query($link, "DELETE FROM ttrss_labels2 WHERE id = '$id' + AND owner_uid = " . $owner_uid); + + if (db_affected_rows($link, $result) != 0 && $caption) { + + /* Remove access key for the label */ + + $ext_id = -11 - $id; + + db_query($link, "DELETE FROM ttrss_access_keys WHERE + feed_id = '$ext_id' AND owner_uid = $owner_uid"); + + /* Disable filters that reference label being removed */ + + db_query($link, "UPDATE ttrss_filters SET + enabled = false WHERE action_param = '$caption' + AND action_id = 7 + AND owner_uid = " . $owner_uid); + + /* Remove cached data */ + + db_query($link, "UPDATE ttrss_user_entries SET label_cache = '' + WHERE label_cache LIKE '%$caption%' AND owner_uid = " . $owner_uid); + + } + + db_query($link, "COMMIT"); + } + + function label_create($link, $caption) { + + db_query($link, "BEGIN"); + + $result = false; + + $result = db_query($link, "SELECT id FROM ttrss_labels2 + WHERE caption = '$caption' AND owner_uid = ". $_SESSION["uid"]); + + if (db_num_rows($result) == 0) { + $result = db_query($link, + "INSERT INTO ttrss_labels2 (caption,owner_uid) + VALUES ('$caption', '".$_SESSION["uid"]."')"); + + $result = db_affected_rows($link, $result) != 0; + } + + db_query($link, "COMMIT"); + + return $result; + } + + function format_tags_string($tags, $id) { + + $tags_str = ""; + $tags_nolinks_str = ""; + + $num_tags = 0; + + $tag_limit = 6; + + $formatted_tags = array(); + + foreach ($tags as $tag) { + $num_tags++; + $tag_escaped = str_replace("'", "\\'", $tag); + + if (mb_strlen($tag) > 30) { + $tag = truncate_string($tag, 30); + } + + $tag_str = "<a href=\"javascript:viewfeed('$tag_escaped')\">$tag</a>"; + + array_push($formatted_tags, $tag_str); + + $tmp_tags_str = implode(", ", $formatted_tags); + + if ($num_tags == $tag_limit || mb_strlen($tmp_tags_str) > 150) { + break; + } + } + + $tags_str = implode(", ", $formatted_tags); + + if ($num_tags < count($tags)) { + $tags_str .= ", …"; + } + + if ($num_tags == 0) { + $tags_str = __("no tags"); + } + + return $tags_str; + + } + + function format_article_labels($labels, $id) { + + $labels_str = ""; + + foreach ($labels as $l) { + $labels_str .= sprintf("<span class='hlLabelRef' + style='color : %s; background-color : %s'>%s</span>", + $l[2], $l[3], $l[1]); + } + + return $labels_str; + + } + + function format_article_note($id, $note) { + + $str = "<div class='articleNote' onclick=\"editArticleNote($id)\"> + <div class='noteEdit' onclick=\"editArticleNote($id)\">". + __('(edit note)')."</div>$note</div>"; + + return $str; + } + + function toggle_collapse_cat($link, $cat_id, $mode) { + if ($cat_id > 0) { + $mode = bool_to_sql_bool($mode); + + db_query($link, "UPDATE ttrss_feed_categories SET + collapsed = $mode WHERE id = '$cat_id' AND owner_uid = " . + $_SESSION["uid"]); + } else { + $pref_name = ''; + + switch ($cat_id) { + case -1: + $pref_name = '_COLLAPSED_SPECIAL'; + break; + case -2: + $pref_name = '_COLLAPSED_LABELS'; + break; + case 0: + $pref_name = '_COLLAPSED_UNCAT'; + break; + } + + if ($pref_name) { + if ($mode) { + set_pref($link, $pref_name, 'true'); + } else { + set_pref($link, $pref_name, 'false'); + } + } + } + } + + function remove_feed($link, $id, $owner_uid) { + + if ($id > 0) { + + /* save starred articles in Archived feed */ + + db_query($link, "BEGIN"); + + /* prepare feed if necessary */ + + $result = db_query($link, "SELECT id FROM ttrss_archived_feeds + WHERE id = '$id'"); + + if (db_num_rows($result) == 0) { + db_query($link, "INSERT INTO ttrss_archived_feeds + (id, owner_uid, title, feed_url, site_url) + SELECT id, owner_uid, title, feed_url, site_url from ttrss_feeds + WHERE id = '$id'"); + } + + db_query($link, "UPDATE ttrss_user_entries SET feed_id = NULL, + orig_feed_id = '$id' WHERE feed_id = '$id' AND + marked = true AND owner_uid = $owner_uid"); + + /* Remove access key for the feed */ + + db_query($link, "DELETE FROM ttrss_access_keys WHERE + feed_id = '$id' AND owner_uid = $owner_uid"); + + /* remove the feed */ + + db_query($link, "DELETE FROM ttrss_feeds + WHERE id = '$id' AND owner_uid = $owner_uid"); + + db_query($link, "COMMIT"); + + if (file_exists(ICONS_DIR . "/$id.ico")) { + unlink(ICONS_DIR . "/$id.ico"); + } + + ccache_remove($link, $id, $owner_uid); + + } else { + label_remove($link, -11-$id, $owner_uid); + ccache_remove($link, -11-$id, $owner_uid); + } + } + + function add_feed_category($link, $feed_cat) { + + if (!$feed_cat) return false; + + db_query($link, "BEGIN"); + + $result = db_query($link, + "SELECT id FROM ttrss_feed_categories + WHERE title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]); + + if (db_num_rows($result) == 0) { + + $result = db_query($link, + "INSERT INTO ttrss_feed_categories (owner_uid,title) + VALUES ('".$_SESSION["uid"]."', '$feed_cat')"); + + db_query($link, "COMMIT"); + + return true; + } + + return false; + } + + function remove_feed_category($link, $id, $owner_uid) { + + db_query($link, "DELETE FROM ttrss_feed_categories + WHERE id = '$id' AND owner_uid = $owner_uid"); + + ccache_remove($link, $id, $owner_uid, true); + } + + function archive_article($link, $id, $owner_uid) { + db_query($link, "BEGIN"); + + $result = db_query($link, "SELECT feed_id FROM ttrss_user_entries + WHERE ref_id = '$id' AND owner_uid = $owner_uid"); + + if (db_num_rows($result) != 0) { + + /* prepare the archived table */ + + $feed_id = (int) db_fetch_result($result, 0, "feed_id"); + + if ($feed_id) { + $result = db_query($link, "SELECT id FROM ttrss_archived_feeds + WHERE id = '$feed_id'"); + + if (db_num_rows($result) == 0) { + db_query($link, "INSERT INTO ttrss_archived_feeds + (id, owner_uid, title, feed_url, site_url) + SELECT id, owner_uid, title, feed_url, site_url from ttrss_feeds + WHERE id = '$feed_id'"); + } + + db_query($link, "UPDATE ttrss_user_entries + SET orig_feed_id = feed_id, feed_id = NULL + WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]); + } + } + + db_query($link, "COMMIT"); + } + + function getArticleFeed($link, $id) { + $result = db_query($link, "SELECT feed_id FROM ttrss_user_entries + WHERE ref_id = '$id' AND owner_uid = " . $_SESSION["uid"]); + + if (db_num_rows($result) != 0) { + return db_fetch_result($result, 0, "feed_id"); + } else { + return 0; + } + } + + /** + * Fixes incomplete URLs by prepending "http://". + * Also replaces feed:// with http://, and + * prepends a trailing slash if the url is a domain name only. + * + * @param string $url Possibly incomplete URL + * + * @return string Fixed URL. + */ + function fix_url($url) { + if (strpos($url, '://') === false) { + $url = 'http://' . $url; + } else if (substr($url, 0, 5) == 'feed:') { + $url = 'http:' . substr($url, 5); + } + + //prepend slash if the URL has no slash in it + // "http://www.example" -> "http://www.example/" + if (strpos($url, '/', strpos($url, ':') + 3) === false) { + $url .= '/'; + } + + if ($url != "http:///") + return $url; + else + return ''; + } + + function validate_feed_url($url) { + $parts = parse_url($url); + + return ($parts['scheme'] == 'http' || $parts['scheme'] == 'feed' || $parts['scheme'] == 'https'); + + } + + function get_article_enclosures($link, $id) { + + global $memcache; + + $query = "SELECT * FROM ttrss_enclosures + WHERE post_id = '$id' AND content_url != ''"; + + $obj_id = md5("ENCLOSURES:$id"); + + $rv = array(); + + if ($memcache && $obj = $memcache->get($obj_id)) { + $rv = $obj; + } else { + $result = db_query($link, $query); + + if (db_num_rows($result) > 0) { + while ($line = db_fetch_assoc($result)) { + array_push($rv, $line); + } + if ($memcache) $memcache->add($obj_id, $rv, 0, 3600); + } + } + + return $rv; + } + + function api_get_feeds($link, $cat_id, $unread_only, $limit, $offset) { + + $feeds = array(); + + /* Labels */ + + if ($cat_id == -4 || $cat_id == -2) { + $counters = getLabelCounters($link, true); + + foreach (array_values($counters) as $cv) { + + $unread = $cv["counter"]; + + if ($unread || !$unread_only) { + + $row = array( + "id" => $cv["id"], + "title" => $cv["description"], + "unread" => $cv["counter"], + "cat_id" => -2, + ); + + array_push($feeds, $row); + } + } + } + + /* Virtual feeds */ + + if ($cat_id == -4 || $cat_id == -1) { + foreach (array(-1, -2, -3, -4, 0) as $i) { + $unread = getFeedUnread($link, $i); + + if ($unread || !$unread_only) { + $title = getFeedTitle($link, $i); + + $row = array( + "id" => $i, + "title" => $title, + "unread" => $unread, + "cat_id" => -1, + ); + array_push($feeds, $row); + } + + } + } + + /* Real feeds */ + + if ($limit) { + $limit_qpart = "LIMIT $limit OFFSET $offset"; + } else { + $limit_qpart = ""; + } + + if ($cat_id == -4 || $cat_id == -3) { + $result = db_query($link, "SELECT + id, feed_url, cat_id, title, ". + SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated + FROM ttrss_feeds WHERE owner_uid = " . $_SESSION["uid"] . + " ORDER BY cat_id, title " . $limit_qpart); + } else { + + if ($cat_id) + $cat_qpart = "cat_id = '$cat_id'"; + else + $cat_qpart = "cat_id IS NULL"; + + $result = db_query($link, "SELECT + id, feed_url, cat_id, title, ". + SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated + FROM ttrss_feeds WHERE + $cat_qpart AND owner_uid = " . $_SESSION["uid"] . + " ORDER BY cat_id, title " . $limit_qpart); + } + + while ($line = db_fetch_assoc($result)) { + + $unread = getFeedUnread($link, $line["id"]); + + $has_icon = feed_has_icon($line['id']); + + if ($unread || !$unread_only) { + + $row = array( + "feed_url" => $line["feed_url"], + "title" => $line["title"], + "id" => (int)$line["id"], + "unread" => (int)$unread, + "has_icon" => $has_icon, + "cat_id" => (int)$line["cat_id"], + "last_updated" => strtotime($line["last_updated"]) + ); + + array_push($feeds, $row); + } + } + + return $feeds; + } + + function api_get_headlines($link, $feed_id, $limit, $offset, + $filter, $is_cat, $show_excerpt, $show_content, $view_mode, $order, + $include_attachments, $since_id) { + + /* do not rely on params below */ + + $search = db_escape_string($_REQUEST["search"]); + $search_mode = db_escape_string($_REQUEST["search_mode"]); + $match_on = db_escape_string($_REQUEST["match_on"]); + + $qfh_ret = queryFeedHeadlines($link, $feed_id, $limit, + $view_mode, $is_cat, $search, $search_mode, $match_on, + $order, $offset, 0, false, $since_id); + + $result = $qfh_ret[0]; + $feed_title = $qfh_ret[1]; + + $headlines = array(); + + while ($line = db_fetch_assoc($result)) { + $is_updated = ($line["last_read"] == "" && + ($line["unread"] != "t" && $line["unread"] != "1")); + + $tags = explode(",", $line["tag_cache"]); + $labels = json_decode($line["label_cache"], true); + + //if (!$tags) $tags = get_article_tags($link, $line["id"]); + //if (!$labels) $labels = get_article_labels($link, $line["id"]); + + $headline_row = array( + "id" => (int)$line["id"], + "unread" => sql_bool_to_bool($line["unread"]), + "marked" => sql_bool_to_bool($line["marked"]), + "published" => sql_bool_to_bool($line["published"]), + "updated" => strtotime($line["updated"]), + "is_updated" => $is_updated, + "title" => $line["title"], + "link" => $line["link"], + "feed_id" => $line["feed_id"], + "tags" => $tags, + ); + + if ($include_attachments) + $headline_row['attachments'] = get_article_enclosures($link, + $line['id']); + + if ($show_excerpt) { + $excerpt = truncate_string(strip_tags($line["content_preview"]), 100); + $headline_row["excerpt"] = $excerpt; + } + + if ($show_content) { + $headline_row["content"] = $line["content_preview"]; + } + + // unify label output to ease parsing + if ($labels["no-labels"] == 1) $labels = array(); + + $headline_row["labels"] = $labels; + + array_push($headlines, $headline_row); + } + + return $headlines; + } + + function generate_error_feed($link, $error) { + $reply = array(); + + $reply['headlines']['id'] = -6; + $reply['headlines']['is_cat'] = false; + + $reply['headlines']['toolbar'] = ''; + $reply['headlines']['content'] = "<div class='whiteBox'>". $error . "</div>"; + + $reply['headlines-info'] = array("count" => 0, + "vgroup_last_feed" => '', + "unread" => 0, + "disable_cache" => true); + + return $reply; + } + + + function generate_dashboard_feed($link) { + $reply = array(); + + $reply['headlines']['id'] = -5; + $reply['headlines']['is_cat'] = false; + + $reply['headlines']['toolbar'] = ''; + $reply['headlines']['content'] = "<div class='whiteBox'>".__('No feed selected.'); + + $reply['headlines']['content'] .= "<p class=\"small\"><span class=\"insensitive\">"; + + $result = db_query($link, "SELECT ".SUBSTRING_FOR_DATE."(MAX(last_updated), 1, 19) AS last_updated FROM ttrss_feeds + WHERE owner_uid = " . $_SESSION['uid']); + + $last_updated = db_fetch_result($result, 0, "last_updated"); + $last_updated = make_local_datetime($link, $last_updated, false); + + $reply['headlines']['content'] .= sprintf(__("Feeds last updated at %s"), $last_updated); + + $result = db_query($link, "SELECT COUNT(id) AS num_errors + FROM ttrss_feeds WHERE last_error != '' AND owner_uid = ".$_SESSION["uid"]); + + $num_errors = db_fetch_result($result, 0, "num_errors"); + + if ($num_errors > 0) { + $reply['headlines']['content'] .= "<br/>"; + $reply['headlines']['content'] .= "<a class=\"insensitive\" href=\"#\" onclick=\"showFeedsWithErrors()\">". + __('Some feeds have update errors (click for details)')."</a>"; + } + $reply['headlines']['content'] .= "</span></p>"; + + $reply['headlines-info'] = array("count" => 0, + "vgroup_last_feed" => '', + "unread" => 0, + "disable_cache" => true); + + return $reply; + } + + function save_email_address($link, $email) { + // FIXME: implement persistent storage of emails + + if (!$_SESSION['stored_emails']) + $_SESSION['stored_emails'] = array(); + + if (!in_array($email, $_SESSION['stored_emails'])) + array_push($_SESSION['stored_emails'], $email); + } + + function update_feed_access_key($link, $feed_id, $is_cat, $owner_uid = false) { + if (!$owner_uid) $owner_uid = $_SESSION["uid"]; + + $sql_is_cat = bool_to_sql_bool($is_cat); + + $result = db_query($link, "SELECT access_key FROM ttrss_access_keys + WHERE feed_id = '$feed_id' AND is_cat = $sql_is_cat + AND owner_uid = " . $owner_uid); + + if (db_num_rows($result) == 1) { + $key = db_escape_string(sha1(uniqid(rand(), true))); + + db_query($link, "UPDATE ttrss_access_keys SET access_key = '$key' + WHERE feed_id = '$feed_id' AND is_cat = $sql_is_cat + AND owner_uid = " . $owner_uid); + + return $key; + + } else { + return get_feed_access_key($link, $feed_id, $is_cat, $owner_uid); + } + } + + function get_feed_access_key($link, $feed_id, $is_cat, $owner_uid = false) { + + if (!$owner_uid) $owner_uid = $_SESSION["uid"]; + + $sql_is_cat = bool_to_sql_bool($is_cat); + + $result = db_query($link, "SELECT access_key FROM ttrss_access_keys + WHERE feed_id = '$feed_id' AND is_cat = $sql_is_cat + AND owner_uid = " . $owner_uid); + + if (db_num_rows($result) == 1) { + return db_fetch_result($result, 0, "access_key"); + } else { + $key = db_escape_string(sha1(uniqid(rand(), true))); + + $result = db_query($link, "INSERT INTO ttrss_access_keys + (access_key, feed_id, is_cat, owner_uid) + VALUES ('$key', '$feed_id', $sql_is_cat, '$owner_uid')"); + + return $key; + } + return false; + } + + /** + * Extracts RSS/Atom feed URLs from the given HTML URL. + * + * @param string $url HTML page URL + * + * @return array Array of feeds. Key is the full URL, value the title + */ + function get_feeds_from_html($url, $login = false, $pass = false) + { + $url = fix_url($url); + $baseUrl = substr($url, 0, strrpos($url, '/') + 1); + + libxml_use_internal_errors(true); + + $content = @fetch_file_contents($url, false, $login, $pass); + + $doc = new DOMDocument(); + $doc->loadHTML($content); + $xpath = new DOMXPath($doc); + $entries = $xpath->query('/html/head/link[@rel="alternate"]'); + $feedUrls = array(); + foreach ($entries as $entry) { + if ($entry->hasAttribute('href')) { + $title = $entry->getAttribute('title'); + if ($title == '') { + $title = $entry->getAttribute('type'); + } + $feedUrl = rewrite_relative_url( + $baseUrl, $entry->getAttribute('href') + ); + $feedUrls[$feedUrl] = $title; + } + } + return $feedUrls; + } + + /** + * Checks if the content behind the given URL is a HTML file + * + * @param string $url URL to check + * + * @return boolean True if the URL contains HTML content + */ + function url_is_html($url, $login = false, $pass = false) { + $content = substr(fetch_file_contents($url, false, $login, $pass), 0, 1000); + + if (stripos($content, '<html>') === false + && stripos($content, '<html ') === false + ) { + return false; + } + + return true; + } + + function print_label_select($link, $name, $value, $attributes = "") { + + $result = db_query($link, "SELECT caption FROM ttrss_labels2 + WHERE owner_uid = '".$_SESSION["uid"]."' ORDER BY caption"); + + print "<select default=\"$value\" name=\"" . htmlspecialchars($name) . + "\" $attributes onchange=\"labelSelectOnChange(this)\" >"; + + while ($line = db_fetch_assoc($result)) { + + $issel = ($line["caption"] == $value) ? "selected=\"1\"" : ""; + + print "<option value=\"".htmlspecialchars($line["caption"])."\" + $issel>" . htmlspecialchars($line["caption"]) . "</option>"; + + } + +# print "<option value=\"ADD_LABEL\">" .__("Add label...") . "</option>"; + + print "</select>"; + + + } + + function format_article_enclosures($link, $id, $always_display_enclosures, + $article_content) { + + $result = get_article_enclosures($link, $id); + $rv = ''; + + if (count($result) > 0) { + + $entries_html = array(); + $entries = array(); + + foreach ($result as $line) { + + $url = $line["content_url"]; + $ctype = $line["content_type"]; + + if (!$ctype) $ctype = __("unknown type"); + +# $filename = substr($url, strrpos($url, "/")+1); + + $entry = format_inline_player($link, $url, $ctype); + +# $entry .= " <a target=\"_blank\" href=\"" . htmlspecialchars($url) . "\">" . +# $filename . " (" . $ctype . ")" . "</a>"; + + array_push($entries_html, $entry); + + $entry = array(); + + $entry["type"] = $ctype; + $entry["filename"] = $filename; + $entry["url"] = $url; + + array_push($entries, $entry); + } + + $rv .= "<div class=\"postEnclosures\">"; + + if (!get_pref($link, "STRIP_IMAGES")) { + if ($always_display_enclosures || + !preg_match("/<img/i", $article_content)) { + + foreach ($entries as $entry) { + + if (preg_match("/image/", $entry["type"]) || + preg_match("/\.(jpg|png|gif|bmp)/i", $entry["filename"])) { + + $rv .= "<p><img + alt=\"".htmlspecialchars($entry["filename"])."\" + src=\"" .htmlspecialchars($entry["url"]) . "\"/></p>"; + } + } + } + } + + if (count($entries) == 1) { + $rv .= __("Attachment:") . " "; + } else { + $rv .= __("Attachments:") . " "; + } + + $rv .= join(", ", $entries_html); + + $rv .= "</div>"; + } + + return $rv; + } + + function getLastArticleId($link) { + $result = db_query($link, "SELECT MAX(ref_id) AS id FROM ttrss_user_entries + WHERE owner_uid = " . $_SESSION["uid"]); + + if (db_num_rows($result) == 1) { + return db_fetch_result($result, 0, "id"); + } else { + return -1; + } + } + + function build_url($parts) { + return $parts['scheme'] . "://" . $parts['host'] . $parts['path']; + } + + /** + * Converts a (possibly) relative URL to a absolute one. + * + * @param string $url Base URL (i.e. from where the document is) + * @param string $rel_url Possibly relative URL in the document + * + * @return string Absolute URL + */ + function rewrite_relative_url($url, $rel_url) { + if (strpos($rel_url, "://") !== false) { + return $rel_url; + } else if (strpos($rel_url, "/") === 0) + { + $parts = parse_url($url); + $parts['path'] = $rel_url; + + return build_url($parts); + + } else { + $parts = parse_url($url); + if (!isset($parts['path'])) { + $parts['path'] = '/'; + } + $dir = $parts['path']; + if (substr($dir, -1) !== '/') { + $dir = dirname($parts['path']); + $dir !== '/' && $dir .= '/'; + } + $parts['path'] = $dir . $rel_url; + + return build_url($parts); + } + } + + function sphinx_search($query, $offset = 0, $limit = 30) { + require_once 'lib/sphinxapi.php'; + + $sphinxClient = new SphinxClient(); + + $sphinxClient->SetServer('localhost', 9312); + $sphinxClient->SetConnectTimeout(1); + + $sphinxClient->SetFieldWeights(array('title' => 70, 'content' => 30, + 'feed_title' => 20)); + + $sphinxClient->SetMatchMode(SPH_MATCH_EXTENDED2); + $sphinxClient->SetRankingMode(SPH_RANK_PROXIMITY_BM25); + $sphinxClient->SetLimits($offset, $limit, 1000); + $sphinxClient->SetArrayResult(false); + $sphinxClient->SetFilter('owner_uid', array($_SESSION['uid'])); + + $result = $sphinxClient->Query($query, SPHINX_INDEX); + + $ids = array(); + + if (is_array($result['matches'])) { + foreach (array_keys($result['matches']) as $int_id) { + $ref_id = $result['matches'][$int_id]['attrs']['ref_id']; + array_push($ids, $ref_id); + } + } + + return $ids; + } + + function cleanup_tags($link, $days = 14, $limit = 1000) { + + if (DB_TYPE == "pgsql") { + $interval_query = "date_updated < NOW() - INTERVAL '$days days'"; + } else if (DB_TYPE == "mysql") { + $interval_query = "date_updated < DATE_SUB(NOW(), INTERVAL $days DAY)"; + } + + $tags_deleted = 0; + + while ($limit > 0) { + $limit_part = 500; + + $query = "SELECT ttrss_tags.id AS id + FROM ttrss_tags, ttrss_user_entries, ttrss_entries + WHERE post_int_id = int_id AND $interval_query AND + ref_id = ttrss_entries.id AND tag_cache != '' LIMIT $limit_part"; + + $result = db_query($link, $query); + + $ids = array(); + + while ($line = db_fetch_assoc($result)) { + array_push($ids, $line['id']); + } + + if (count($ids) > 0) { + $ids = join(",", $ids); + print "."; + + $tmp_result = db_query($link, "DELETE FROM ttrss_tags WHERE id IN ($ids)"); + $tags_deleted += db_affected_rows($link, $tmp_result); + } else { + break; + } + + $limit -= $limit_part; + } + + print "\n"; + + return $tags_deleted; + } + + function feedlist_init_cat($link, $cat_id, $hidden = false) { + $obj = array(); + $cat_id = (int) $cat_id; + + if ($cat_id > 0) { + $cat_unread = ccache_find($link, $cat_id, $_SESSION["uid"], true); + } else if ($cat_id == 0 || $cat_id == -2) { + $cat_unread = getCategoryUnread($link, $cat_id); + } + + $obj['id'] = 'CAT:' . $cat_id; + $obj['items'] = array(); + $obj['name'] = getCategoryTitle($link, $cat_id); + $obj['type'] = 'feed'; + $obj['unread'] = (int) $cat_unread; + $obj['hidden'] = $hidden; + $obj['bare_id'] = $cat_id; + + return $obj; + } + + function feedlist_init_feed($link, $feed_id, $title = false, $unread = false, $error = '', $updated = '') { + $obj = array(); + $feed_id = (int) $feed_id; + + if (!$title) + $title = getFeedTitle($link, $feed_id, false); + + if ($unread === false) + $unread = getFeedUnread($link, $feed_id, false); + + $obj['id'] = 'FEED:' . $feed_id; + $obj['name'] = $title; + $obj['unread'] = (int) $unread; + $obj['type'] = 'feed'; + $obj['error'] = $error; + $obj['updated'] = $updated; + $obj['icon'] = getFeedIcon($feed_id); + $obj['bare_id'] = $feed_id; + + return $obj; + } + + + function fetch_twitter_rss($link, $url, $owner_uid) { + + require_once 'lib/tmhoauth/tmhOAuth.php'; + + $result = db_query($link, "SELECT twitter_oauth FROM ttrss_users + WHERE id = $owner_uid"); + + $access_token = json_decode(db_fetch_result($result, 0, 'twitter_oauth'), true); + $url_escaped = db_escape_string($url); + + if ($access_token) { + + $tmhOAuth = new tmhOAuth(array( + 'consumer_key' => CONSUMER_KEY, + 'consumer_secret' => CONSUMER_SECRET, + 'user_token' => $access_token['oauth_token'], + 'user_secret' => $access_token['oauth_token_secret'], + )); + + $code = $tmhOAuth->request('GET', $url); + + if ($code == 200) { + + $content = $tmhOAuth->response['response']; + + define('MAGPIE_CACHE_ON', false); + + $rss = new MagpieRSS($content, MAGPIE_OUTPUT_ENCODING, + MAGPIE_INPUT_ENCODING, MAGPIE_DETECT_ENCODING ); + + return $rss; + + } else { + + db_query($link, "UPDATE ttrss_feeds + SET last_error = 'OAuth authorization failed ($code).' + WHERE feed_url = '$url_escaped' AND owner_uid = $owner_uid"); + } + + } else { + + db_query($link, "UPDATE ttrss_feeds + SET last_error = 'OAuth information not found.' + WHERE feed_url = '$url_escaped' AND owner_uid = $owner_uid"); + + return false; + } + } + + function print_user_stylesheet($link) { + $value = get_pref($link, 'USER_STYLESHEET'); + + if ($value) { + print "<style type=\"text/css\">"; + print str_replace("<br/>", "\n", $value); + print "</style>"; + } + + } + + function rewrite_urls($line) { + global $url_regex; + + $urls = null; + + $result = preg_replace("/((?<!=.)((http|https|ftp)+):\/\/[^ ,!]+)/i", + "<a target=\"_blank\" href=\"\\1\">\\1</a>", $line); + + return $result; + } + + function filter_to_sql($filter) { + $query = ""; + + if (DB_TYPE == "pgsql") + $reg_qpart = "~"; + else + $reg_qpart = "REGEXP"; + + switch ($filter["type"]) { + case "title": + $query = "LOWER(ttrss_entries.title) $reg_qpart LOWER('". + $filter['reg_exp'] . "')"; + break; + case "content": + $query = "LOWER(ttrss_entries.content) $reg_qpart LOWER('". + $filter['reg_exp'] . "')"; + break; + case "both": + $query = "LOWER(ttrss_entries.title) $reg_qpart LOWER('". + $filter['reg_exp'] . "') OR LOWER(" . + "ttrss_entries.content) $reg_qpart LOWER('" . $filter['reg_exp'] . "')"; + break; + case "tag": + $query = "LOWER(ttrss_user_entries.tag_cache) $reg_qpart LOWER('". + $filter['reg_exp'] . "')"; + break; + case "link": + $query = "LOWER(ttrss_entries.link) $reg_qpart LOWER('". + $filter['reg_exp'] . "')"; + break; + case "date": + + if ($filter["filter_param"] == "before") + $cmp_qpart = "<"; + else + $cmp_qpart = ">="; + + $timestamp = date("Y-m-d H:N:s", strtotime($filter["reg_exp"])); + $query = "ttrss_entries.date_entered $cmp_qpart '$timestamp'"; + break; + case "author": + $query = "LOWER(ttrss_entries.author) $reg_qpart LOWER('". + $filter['reg_exp'] . "')"; + break; + } + + if ($filter["inverse"]) + $query = "NOT ($query)"; + + if ($query) { + if (DB_TYPE == "pgsql") { + $query = " ($query) AND ttrss_entries.date_entered > NOW() - INTERVAL '14 days'"; + } else { + $query = " ($query) AND ttrss_entries.date_entered > DATE_SUB(NOW(), INTERVAL 14 DAY)"; + } + $query .= " AND "; + } + + + return $query; + } + + // Status codes: + // -1 - never connected + // 0 - no data received + // 1 - data received successfully + // 2 - did not receive valid data + // >10 - server error, code + 10 (e.g. 16 means server error 6) + + function get_linked_feeds($link, $instance_id = false) { + if ($instance_id) + $instance_qpart = "id = '$instance_id' AND "; + else + $instance_qpart = ""; + + if (DB_TYPE == "pgsql") { + $date_qpart = "last_connected < NOW() - INTERVAL '6 hours'"; + } else { + $date_qpart = "last_connected < DATE_SUB(NOW(), INTERVAL 6 HOUR)"; + } + + $result = db_query($link, "SELECT id, access_key, access_url FROM ttrss_linked_instances + WHERE $instance_qpart $date_qpart ORDER BY last_connected"); + + while ($line = db_fetch_assoc($result)) { + $id = $line['id']; + + _debug("Updating: " . $line['access_url'] . " ($id)"); + + $fetch_url = $line['access_url'] . '/public.php?op=fbexport'; + $post_query = 'key=' . $line['access_key']; + + $feeds = fetch_file_contents($fetch_url, false, false, false, $post_query); + + // try doing it the old way + if (!$feeds) { + $fetch_url = $line['access_url'] . '/backend.php?op=fbexport'; + $feeds = fetch_file_contents($fetch_url, false, false, false, $post_query); + } + + if ($feeds) { + $feeds = json_decode($feeds, true); + + if ($feeds) { + if ($feeds['error']) { + $status = $feeds['error']['code'] + 10; + } else { + $status = 1; + + if (count($feeds['feeds']) > 0) { + + db_query($link, "DELETE FROM ttrss_linked_feeds + WHERE instance_id = '$id'"); + + foreach ($feeds['feeds'] as $feed) { + $feed_url = db_escape_string($feed['feed_url']); + $title = db_escape_string($feed['title']); + $subscribers = db_escape_string($feed['subscribers']); + $site_url = db_escape_string($feed['site_url']); + + db_query($link, "INSERT INTO ttrss_linked_feeds + (feed_url, site_url, title, subscribers, instance_id, created, updated) + VALUES + ('$feed_url', '$site_url', '$title', '$subscribers', '$id', NOW(), NOW())"); + } + } else { + // received 0 feeds, this might indicate that + // the instance on the other hand is rebuilding feedbrowser cache + // we will try again later + + // TODO: maybe perform expiration based on updated here? + } + + _debug("Processed " . count($feeds['feeds']) . " feeds."); + } + } else { + $status = 2; + } + + } else { + $status = 0; + } + + _debug("Status: $status"); + + db_query($link, "UPDATE ttrss_linked_instances SET + last_status_out = '$status', last_connected = NOW() WHERE id = '$id'"); + + } + } + + function handle_public_request($link, $op) { + switch ($op) { + + case "getUnread": + $login = db_escape_string($_REQUEST["login"]); + $fresh = $_REQUEST["fresh"] == "1"; + + $result = db_query($link, "SELECT id FROM ttrss_users WHERE login = '$login'"); + + if (db_num_rows($result) == 1) { + $uid = db_fetch_result($result, 0, "id"); + + print getGlobalUnread($link, $uid); + + if ($fresh) { + print ";"; + print getFeedArticles($link, -3, false, true, $uid); + } + + } else { + print "-1;User not found"; + } + + break; // getUnread + + case "getProfiles": + $login = db_escape_string($_REQUEST["login"]); + $password = db_escape_string($_REQUEST["password"]); + + if (authenticate_user($link, $login, $password)) { + $result = db_query($link, "SELECT * FROM ttrss_settings_profiles + WHERE owner_uid = " . $_SESSION["uid"] . " ORDER BY title"); + + print "<select style='width: 100%' name='profile'>"; + + print "<option value='0'>" . __("Default profile") . "</option>"; + + while ($line = db_fetch_assoc($result)) { + $id = $line["id"]; + $title = $line["title"]; + + print "<option value='$id'>$title</option>"; + } + + print "</select>"; + + $_SESSION = array(); + } + break; // getprofiles + + case "pubsub": + $mode = db_escape_string($_REQUEST['hub_mode']); + $feed_id = (int) db_escape_string($_REQUEST['id']); + $feed_url = db_escape_string($_REQUEST['hub_topic']); + + if (!PUBSUBHUBBUB_ENABLED) { + header('HTTP/1.0 404 Not Found'); + echo "404 Not found"; + return; + } + + // TODO: implement hub_verifytoken checking + + $result = db_query($link, "SELECT feed_url FROM ttrss_feeds + WHERE id = '$feed_id'"); + + if (db_num_rows($result) != 0) { + + $check_feed_url = db_fetch_result($result, 0, "feed_url"); + + if ($check_feed_url && ($check_feed_url == $feed_url || !$feed_url)) { + if ($mode == "subscribe") { + + db_query($link, "UPDATE ttrss_feeds SET pubsub_state = 2 + WHERE id = '$feed_id'"); + + print $_REQUEST['hub_challenge']; + return; + + } else if ($mode == "unsubscribe") { + + db_query($link, "UPDATE ttrss_feeds SET pubsub_state = 0 + WHERE id = '$feed_id'"); + + print $_REQUEST['hub_challenge']; + return; + + } else if (!$mode) { + + // Received update ping, schedule feed update. + //update_rss_feed($link, $feed_id, true, true); + + db_query($link, "UPDATE ttrss_feeds SET + last_update_started = '1970-01-01', + last_updated = '1970-01-01' WHERE id = '$feed_id'"); + + } + } else { + header('HTTP/1.0 404 Not Found'); + echo "404 Not found"; + } + } else { + header('HTTP/1.0 404 Not Found'); + echo "404 Not found"; + } + + break; // pubsub + + case "logout": + logout_user(); + header("Location: index.php"); + break; // logout + + case "fbexport": + + $access_key = db_escape_string($_POST["key"]); + + // TODO: rate limit checking using last_connected + $result = db_query($link, "SELECT id FROM ttrss_linked_instances + WHERE access_key = '$access_key'"); + + if (db_num_rows($result) == 1) { + + $instance_id = db_fetch_result($result, 0, "id"); + + $result = db_query($link, "SELECT feed_url, site_url, title, subscribers + FROM ttrss_feedbrowser_cache ORDER BY subscribers DESC LIMIT 100"); + + $feeds = array(); + + while ($line = db_fetch_assoc($result)) { + array_push($feeds, $line); + } + + db_query($link, "UPDATE ttrss_linked_instances SET + last_status_in = 1 WHERE id = '$instance_id'"); + + print json_encode(array("feeds" => $feeds)); + } else { + print json_encode(array("error" => array("code" => 6))); + } + break; // fbexport + + case "share": + $uuid = db_escape_string($_REQUEST["key"]); + + $result = db_query($link, "SELECT ref_id, owner_uid FROM ttrss_user_entries WHERE + uuid = '$uuid'"); + + if (db_num_rows($result) != 0) { + header("Content-Type: text/html"); + + $id = db_fetch_result($result, 0, "ref_id"); + $owner_uid = db_fetch_result($result, 0, "owner_uid"); + + $_SESSION["uid"] = $owner_uid; + $article = format_article($link, $id, false, true); + $_SESSION["uid"] = ""; + + print_r($article['content']); + + } else { + print "Article not found."; + } + + break; + + case "rss": + $feed = db_escape_string($_REQUEST["id"]); + $key = db_escape_string($_REQUEST["key"]); + $is_cat = $_REQUEST["is_cat"] != false; + $limit = (int)db_escape_string($_REQUEST["limit"]); + + $search = db_escape_string($_REQUEST["q"]); + $match_on = db_escape_string($_REQUEST["m"]); + $search_mode = db_escape_string($_REQUEST["smode"]); + $view_mode = db_escape_string($_REQUEST["view-mode"]); + + if (SINGLE_USER_MODE) { + authenticate_user($link, "admin", null); + } + + $owner_id = false; + + if ($key) { + $result = db_query($link, "SELECT owner_uid FROM + ttrss_access_keys WHERE access_key = '$key' AND feed_id = '$feed'"); + + if (db_num_rows($result) == 1) + $owner_id = db_fetch_result($result, 0, "owner_uid"); + } + + if ($owner_id) { + $_SESSION['uid'] = $owner_id; + + generate_syndicated_feed($link, 0, $feed, $is_cat, $limit, + $search, $search_mode, $match_on, $view_mode); + } else { + header('HTTP/1.1 403 Forbidden'); + } + break; // rss + + + case "globalUpdateFeeds": + // Update all feeds needing a update. + update_daemon_common($link, 0, true, true); + break; // globalUpdateFeeds + + + default: + header("Content-Type: text/plain"); + print json_encode(array("error" => array("code" => 7))); + break; // fallback + + } + } +?> |