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<?php
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require_once "sessions.php";
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require_once "sanity_check.php";
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require_once "functions.php";
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require_once "config.php";
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require_once "db.php";
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$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
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if (DB_TYPE == "pgsql") {
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pg_query($link, "set client_encoding = 'utf-8'");
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pg_set_client_encoding("UNICODE");
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}
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login_sequence($link);
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$owner_uid = $_SESSION["uid"];
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if ($_SESSION["access_level"] < 10) {
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print "<p>Error: your access level is insufficient to run this script.</p>";
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exit;
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}
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define('SCHEMA_VERSION', 13);
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?>
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<html>
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<head>
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<title>Database Updater</title>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<link rel="stylesheet" type="text/css" href="update.css">
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</head>
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<body>
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<script type='text/javascript'>
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function confirmOP() {
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return confirm("Update the database?");
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}
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</script>
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<h1>Database Updater</h1>
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<?php
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function getline($fp, $delim) {
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$result = "";
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while(!feof($fp)) {
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$tmp = fgetc($fp);
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if($tmp == $delim) {
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return $result;
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}
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$result .= $tmp;
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}
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return $result;
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}
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$op = $_POST["op"];
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$result = db_query($link, "SELECT schema_version FROM ttrss_version");
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$version = db_fetch_result($result, 0, "schema_version");
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$update_files = glob("schema/versions/".DB_TYPE."/*sql");
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$update_versions = array();
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foreach ($update_files as $f) {
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$m = array();
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preg_match_all("/schema\/versions\/".DB_TYPE."\/(\d*)\.sql/", $f, $m,
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PREG_PATTERN_ORDER);
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if ($m[1][0]) {
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$update_versions[$m[1][0]] = $f;
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}
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}
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ksort($update_versions, SORT_NUMERIC);
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$latest_version = max(array_keys($update_versions));
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if ($version == $latest_version) {
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print "<p>Tiny Tiny RSS database is up to date (version $version).</p>";
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print "<p><a href='tt-rss.php'>Return to Tiny Tiny RSS</a></p>";
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return;
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}
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if (!$op) {
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print "<p class='warning'><b>Warning:</b> Please backup your database before proceeding.</p>";
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print "<p>Your Tiny Tiny RSS database needs update to the latest
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version ($version —> $latest_version).</p>";
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/* print "<p>Available incremental updates:";
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foreach (array_keys($update_versions) as $v) {
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if ($v > $version) {
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print " <a href='$update_versions[$v]'>$v</a>";
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}
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} */
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print "</p>";
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print "<form method='POST'>
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<input type='hidden' name='op' value='do'>
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<input type='submit' onclick='return confirmOP()' value='Perform updates'>
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</form>";
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} else if ($op == "do") {
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print "<p>Performing updates (from version $version)...</p>";
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$num_updates = 0;
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foreach (array_keys($update_versions) as $v) {
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if ($v == $version + 1) {
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print "<p>Updating to version $v...</p>";
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$fp = fopen($update_versions[$v], "r");
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if ($fp) {
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while (!feof($fp)) {
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$query = trim(getline($fp, ";"));
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if ($query != "") {
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print "<p class='query'><b>QUERY:</b> $query</p>";
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db_query($link, $query);
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}
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}
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}
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fclose($fp);
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print "<p>Checking version... ";
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$result = db_query($link, "SELECT schema_version FROM ttrss_version");
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$version = db_fetch_result($result, 0, "schema_version");
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if ($version == $v) {
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print "OK! ($version)";
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} else {
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print "<b>ERROR!</b>";
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return;
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}
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$num_updates++;
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}
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}
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print "<p>Finished. Performed $num_updates updates up to schema
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version $version.</p>";
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print "<p><a href='tt-rss.php'>Return to Tiny Tiny RSS</a></p>";
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}
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?>
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</body>
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</html>
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