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#!/usr/bin/php
<?php
set_include_path(get_include_path() . PATH_SEPARATOR .
dirname(__FILE__) . "/include");
define('DISABLE_SESSIONS', true);
chdir(dirname(__FILE__));
require_once "functions.php";
require_once "rssfuncs.php";
require_once "sanity_check.php";
require_once "config.php";
require_once "db.php";
require_once "db-prefs.php";
if (!defined('PHP_EXECUTABLE'))
define('PHP_EXECUTABLE', '/usr/bin/php');
$op = $argv[1];
if (!$op || $op == "-help") {
print "Tiny Tiny RSS data update script.\n\n";
print "Options:\n";
print " -feeds - update feeds\n";
print " -feedbrowser - update feedbrowser\n";
print " -daemon - start single-process update daemon\n";
print " -cleanup-tags - perform tags table maintenance\n";
print " -get-feeds - receive popular feeds from linked instances\n";
print " -help - show this help\n";
return;
}
if ($op != "-daemon") {
$lock_filename = "update.lock";
} else {
$lock_filename = "update_daemon.lock";
}
$lock_handle = make_lockfile($lock_filename);
$must_exit = false;
// Try to lock a file in order to avoid concurrent update.
if (!$lock_handle) {
die("error: Can't create lockfile ($lock_filename). ".
"Maybe another update process is already running.\n");
}
// Create a database connection.
$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
init_connection($link);
if ($op == "-feeds") {
// Update all feeds needing a update.
update_daemon_common($link);
// Update feedbrowser
$count = update_feedbrowser_cache($link);
_debug("Feedbrowser updated, $count feeds processed.");
// Purge orphans and cleanup tags
purge_orphans($link, true);
$rc = cleanup_tags($link, 14, 50000);
_debug("Cleaned $rc cached tags.");
get_linked_feeds($link);
}
if ($op == "-feedbrowser") {
$count = update_feedbrowser_cache($link);
print "Finished, $count feeds processed.\n";
}
if ($op == "-daemon") {
while (true) {
passthru(PHP_EXECUTABLE . " " . $argv[0] . " -daemon-loop");
_debug("Sleeping for " . DAEMON_SLEEP_INTERVAL . " seconds...");
sleep(DAEMON_SLEEP_INTERVAL);
}
}
if ($op == "-daemon-loop") {
if (!make_stampfile('update_daemon.stamp')) {
die("error: unable to create stampfile\n");
}
// Call to the feed batch update function
// or regenerate feedbrowser cache
if (rand(0,100) > 30) {
update_daemon_common($link);
} else {
$count = update_feedbrowser_cache($link);
_debug("Feedbrowser updated, $count feeds processed.");
purge_orphans($link, true);
$rc = cleanup_tags($link, 14, 50000);
_debug("Cleaned $rc cached tags.");
get_linked_feeds($link);
}
}
if ($op == "-cleanup-tags") {
$rc = cleanup_tags($link, 14, 50000);
print "$rc tags deleted.\n";
}
if ($op == "-get-feeds") {
get_linked_feeds($link);
}
db_close($link);
if ($lock_handle != false) {
fclose($lock_handle);
}
unlink(LOCK_DIRECTORY . "/$lock_filename");
?>
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