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<?
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session_start();
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define('MAX_SCHEMA_VERSION', 4);
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require_once "config.php";
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require_once "functions.php";
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require_once "db.php";
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if ($_GET["export"]) {
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header("Content-Type: application/xml");
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}
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?>
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<? if (!$_GET["export"]) { ?>
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<html>
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<head>
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<title>XML Export</title>
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<link rel="stylesheet" href="opml.css" type="text/css">
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</head>
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<body>
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<h1><img src="images/ttrss_logo.png"></h1>
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<div class="opmlBody">
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<h2>XML Export</h2>
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<form method="GET">
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Limit to: <input type="checkbox" checked name="marked"> starred,
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<input type="checkbox" name="unread"> unread.<br>
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<p><input type="submit" class="button" name="export" value="Export"></p>
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</form>
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</div>
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</body>
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</html>
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<? } else { ?>
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<xmldb>
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<?
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$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
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if (!$link) {
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if (DB_TYPE == "mysql") {
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print mysql_error();
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}
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// PG seems to display its own errors just fine by default.
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return;
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}
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if (DB_TYPE == "pgsql") {
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pg_query("set client_encoding = 'utf-8'");
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}
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$result = db_query($link, "SELECT schema_version FROM ttrss_version");
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$schema_version = db_fetch_result($result, 0, "schema_version");
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/* if ($schema_version != SCHEMA_VERSION) {
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print "<error>Source database schema is invalid
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(got version $schema_version; expected ".SCHEMA_VERSION.")</error>";
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print "</xmldb>";
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return;
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} */
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print "<schema_version>$schema_version</schema_version>";
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if ($schema_version > 1) {
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$owner_uid = $_SESSION["uid"];
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print "<owner_uid>$owner_uid</owner_uid>";
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}
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print "<exported>" . time() . "</exported>";
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?>
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<?
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if ($_GET["marked"]) {
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$marked_qpart = "AND marked = true";
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}
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if ($_GET["unread"]) {
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$unread_qpart = "AND unread = true";
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}
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if ($schema_version == 1) {
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$result = db_query($link, "SELECT
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ttrss_entries.title AS title,
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content,
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marked,
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unread,
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updated,
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guid,
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link,
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SUBSTRING(date_entered,1,16) AS date_entered,
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SUBSTRING(last_read,1,16) AS last_read,
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comments,
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ttrss_feeds.feed_url AS feed_url,
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ttrss_feeds.title AS feed_title
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FROM
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ttrss_entries,ttrss_feeds
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WHERE
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feed_id = ttrss_feeds.id $marked_qpart $unread_qpart
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ORDER BY ttrss_entries.id");
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} else if ($schema_version >= 2 && $schema_version <= MAX_SCHEMA_VERSION) {
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$result = db_query($link, "SELECT
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ttrss_entries.title AS title,
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content,
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marked,
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unread,
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updated,
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guid,
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link,
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SUBSTRING(date_entered,1,16) AS date_entered,
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SUBSTRING(last_read,1,16) AS last_read,
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comments,
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ttrss_feeds.feed_url AS feed_url,
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ttrss_feeds.title AS feed_title
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FROM
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ttrss_entries,ttrss_feeds,ttrss_user_entries
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WHERE
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ttrss_user_entries.owner_uid = '$owner_uid' AND
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ref_id = ttrss_entries.id AND
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feed_id = ttrss_feeds.id $marked_qpart $unread_qpart
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ORDER BY ttrss_entries.id");
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} else {
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// BAD SCHEMA, NO COOKIE
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print "<error>Source database schema is invalid
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(got version $schema_version)</error>";
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}
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print "<total_articles>" . db_num_rows($result) . "</total_articles>";
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?>
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<articles>
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<?
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while ($line = db_fetch_assoc($result)) {
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print "<article>";
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foreach (array_keys($line) as $key) {
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$line[$key] = str_replace("<![CDATA[", "", $line[$key]);
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$line[$key] = str_replace("]]>", "", $line[$key]);
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print "<$key><![CDATA[".$line[$key]."]]></$key>";
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}
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print "</article>";
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}
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?>
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</articles>
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</xmldb>
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<? } ?>
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