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<?php
set_include_path(get_include_path() . PATH_SEPARATOR .
dirname(__FILE__) . "/include");
require_once "functions.php";
require_once "sessions.php";
require_once "sanity_check.php";
require_once "config.php";
require_once "db.php";
$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
if (!init_connection($link)) return;
login_sequence($link);
$owner_uid = $_SESSION["uid"];
if (!SINGLE_USER_MODE && $_SESSION["access_level"] < 10) {
$_SESSION["login_error_msg"] = __("Your access level is insufficient to run this script.");
render_login_form($link);
exit;
}
?>
<html>
<head>
<title>Database Updater</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<link rel="stylesheet" type="text/css" href="utility.css">
</head>
<body>
<script type='text/javascript'>
function confirmOP() {
return confirm(__("Update the database?"));
}
</script>
<div class="floatingLogo"><img src="images/logo_wide.png"></div>
<h1><?php echo __("Database Updater") ?></h1>
<?php
function getline($fp, $delim) {
$result = "";
while(!feof($fp)) {
$tmp = fgetc($fp);
if($tmp == $delim) {
return $result;
}
$result .= $tmp;
}
return $result;
}
$op = $_POST["op"];
$result = db_query($link, "SELECT schema_version FROM ttrss_version");
$version = db_fetch_result($result, 0, "schema_version");
$update_files = glob("schema/versions/".DB_TYPE."/*sql");
$update_versions = array();
foreach ($update_files as $f) {
$m = array();
preg_match_all("/schema\/versions\/".DB_TYPE."\/(\d*)\.sql/", $f, $m,
PREG_PATTERN_ORDER);
if ($m[1][0]) {
$update_versions[$m[1][0]] = $f;
}
}
ksort($update_versions, SORT_NUMERIC);
$latest_version = max(array_keys($update_versions));
if ($version == $latest_version) {
if ($version != SCHEMA_VERSION) {
print_error(__("Could not update database"));
print "<p>" .
__("Could not find necessary schema file, need version:") .
" " . SCHEMA_VERSION . __(", found: ") . $latest_version . "</p>";
} else {
print_notice(__("Tiny Tiny RSS database is up to date."));
print "<form method=\"GET\" action=\"index.php\">
<input type=\"submit\" value=\"".__("Return to Tiny Tiny RSS")."\">
</form>";
}
} else if ($version <= $latest_version && !$op) {
print_warning(__("Please backup your database before proceeding."));
print "<p>" . T_sprintf("Your Tiny Tiny RSS database needs update to the latest version (<b>%d</b> to <b>%d</b>).", $version, $latest_version) . "</p>";
/* print "<p>Available incremental updates:";
foreach (array_keys($update_versions) as $v) {
if ($v > $version) {
print " <a href='$update_versions[$v]'>$v</a>";
}
} */
print "</p>";
print "<form method='POST'>
<input type='hidden' name='op' value='do'>
<input type='submit' onclick='return confirmOP()' value='".__("Perform updates")."'>
</form>";
} else if ($op == "do") {
print "<p>".__("Performing updates...")."</p>";
$num_updates = 0;
foreach (array_keys($update_versions) as $v) {
if ($v == $version + 1) {
print "<p>".T_sprintf("Updating to version %d...", $v)."</p>";
$fp = fopen($update_versions[$v], "r");
if ($fp) {
while (!feof($fp)) {
$query = trim(getline($fp, ";"));
if ($query != "") {
print "<p class='query'>$query</p>";
db_query($link, $query);
}
}
}
fclose($fp);
print "<p>".__("Checking version... ");
$result = db_query($link, "SELECT schema_version FROM ttrss_version");
$version = db_fetch_result($result, 0, "schema_version");
if ($version == $v) {
print __("OK!");
} else {
print "<b>".__("ERROR!")."</b>";
return;
}
$num_updates++;
}
}
print "<p>".T_sprintf("Finished. Performed <b>%d</b> update(s) up to schema
version <b>%d</b>.", $num_updates, $version)."</p>";
print "<form method=\"GET\" action=\"backend.php\">
<input type=\"hidden\" name=\"op\" value=\"logout\">
<input type=\"submit\" value=\"".__("Return to Tiny Tiny RSS")."\">
</form>";
} else if ($version >= $latest_version) {
print_error(__("Your database schema is from a newer version of Tiny Tiny RSS."));
print "<p>" . T_sprintf("Found schema version: <b>%d</b>, required: <b>%d</b>.", $version, $latest_version) . "</p>";
print "<p>" . __("Schema upgrade impossible. Please update Tiny Tiny RSS files to the newer version and continue.") . "</p>";
print "<form method=\"GET\" action=\"backend.php\">
<input type=\"hidden\" name=\"op\" value=\"logout\">
<input type=\"submit\" value=\"".__("Return to Tiny Tiny RSS")."\">
</form>";
}
?>
</body>
</html>
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