[tt-rss.git] / xml-export.php

<?
	session_start();

	define('MAX_SCHEMA_VERSION', 4);

	require_once "config.php";
	require_once "functions.php";
	require_once "db.php";

	if ($_GET["export"]) {
		header("Content-Type: application/xml");
	}
?>

<? if (!$_GET["export"]) { ?>

<html>
<head>
	<title>XML Export</title>
	<link rel="stylesheet" href="opml.css" type="text/css">
</head>
<body>
<h1><img src="images/ttrss_logo.png"></h1>

<div class="opmlBody">
	<h2>XML Export</h2>
	<form method="GET">
		Limit to: <input type="checkbox" checked name="marked"> starred,
		<input type="checkbox" name="unread"> unread.<br>
		<p><input type="submit" class="button" name="export" value="Export"></p>
	</form>
</div>

</body>
</html>

<? } else { ?>

<xmldb>

<?
	$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);	

	if (!$link) {
		if (DB_TYPE == "mysql") {
			print mysql_error();
		}
		// PG seems to display its own errors just fine by default.		
		return;
	}

	if (DB_TYPE == "pgsql") {
		pg_query("set client_encoding = 'utf-8'");
	}

	$result = db_query($link, "SELECT schema_version FROM ttrss_version");

	$schema_version = db_fetch_result($result, 0, "schema_version");

/*	if ($schema_version != SCHEMA_VERSION) {
		print "<error>Source database schema is invalid
			(got version $schema_version; expected ".SCHEMA_VERSION.")</error>";
		print "</xmldb>";
		return;
	} */

	print "<schema_version>$schema_version</schema_version>";

	if ($schema_version > 1) {
		$owner_uid = $_SESSION["uid"];
		print "<owner_uid>$owner_uid</owner_uid>";
	}

	print "<exported>" . time() . "</exported>";
?>

<?
	if ($_GET["marked"]) {
		$marked_qpart = "AND marked = true";
	}

	if ($_GET["unread"]) {
		$unread_qpart = "AND unread = true";
	}

	if ($schema_version == 1) {

		$result = db_query($link, "SELECT
				ttrss_entries.title AS title,
				content,
				marked,
				unread,
				updated,
				guid,
				link,
				SUBSTRING(date_entered,1,16) AS date_entered,
				SUBSTRING(last_read,1,16) AS last_read, 
				comments,
				ttrss_feeds.feed_url AS feed_url,
				ttrss_feeds.title AS feed_title
			FROM 
				ttrss_entries,ttrss_feeds
			WHERE
				feed_id = ttrss_feeds.id $marked_qpart $unread_qpart 
			ORDER BY ttrss_entries.id");
				
	} else if ($schema_version >= 2 && $schema_version <= MAX_SCHEMA_VERSION) {

		$result = db_query($link, "SELECT
				ttrss_entries.title AS title,
				content,
				marked,
				unread,
				updated,
				guid,
				link,
				SUBSTRING(date_entered,1,16) AS date_entered,
				SUBSTRING(last_read,1,16) AS last_read, 
				comments,
				ttrss_feeds.feed_url AS feed_url,
				ttrss_feeds.title AS feed_title
			FROM 
				ttrss_entries,ttrss_feeds,ttrss_user_entries
			WHERE
				ttrss_user_entries.owner_uid = '$owner_uid' AND
				ref_id = ttrss_entries.id AND
				feed_id = ttrss_feeds.id $marked_qpart $unread_qpart
			ORDER BY ttrss_entries.id");

	} else {

		// BAD SCHEMA, NO COOKIE

		print "<error>Source database schema is invalid
			(got version $schema_version)</error>";
	}

	print "<total_articles>" . db_num_rows($result) . "</total_articles>";

?>

<articles>

<?	
	while ($line = db_fetch_assoc($result)) {
		print "<article>";

		foreach (array_keys($line) as $key) {
			$line[$key] = str_replace("<![CDATA[", "", $line[$key]);
			$line[$key] = str_replace("]]>", "", $line[$key]);
	
			print "<$key><![CDATA[".$line[$key]."]]></$key>";

		}

		print "</article>";
	}

?>
</articles>

</xmldb>

<? } ?>
Commit	Line	Data
97aba8ec	1	<?
9db0fded AD	2	session_start();
9db0fded AD	3
4f17b5f9 AD	4	define('MAX_SCHEMA_VERSION', 4);
4f17b5f9 AD	5
97aba8ec AD	6	require_once "config.php";
	7	require_once "functions.php";
	8	require_once "db.php";
	9
618f424e AD	10	if ($_GET["export"]) {
	11	header("Content-Type: application/xml");
	12	}
97aba8ec AD	13	?>
97aba8ec AD	14
618f424e AD	15	<? if (!$_GET["export"]) { ?>
	16
	17	<html>
648cbec8 AD	18	<head>
	19	<title>XML Export</title>
	20	<link rel="stylesheet" href="opml.css" type="text/css">
	21	</head>
618f424e	22	<body>
648cbec8 AD	23	<h1><img src="images/ttrss_logo.png"></h1>
	24
	25	<div class="opmlBody">
	26	<h2>XML Export</h2>
	27	<form method="GET">
	28	Limit to: <input type="checkbox" checked name="marked"> starred,
	29	<input type="checkbox" name="unread"> unread.<br>
	30	<p><input type="submit" class="button" name="export" value="Export"></p>
	31	</form>
	32	</div>
	33
618f424e AD	34	</body>
	35	</html>
	36
	37	<? } else { ?>
	38
97aba8ec AD	39	<xmldb>
	40
	41	<?
	42	$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
	43
	44	if (!$link) {
	45	if (DB_TYPE == "mysql") {
	46	print mysql_error();
	47	}
	48	// PG seems to display its own errors just fine by default.
	49	return;
	50	}
	51
	52	if (DB_TYPE == "pgsql") {
	53	pg_query("set client_encoding = 'utf-8'");
	54	}
	55
	56	$result = db_query($link, "SELECT schema_version FROM ttrss_version");
	57
	58	$schema_version = db_fetch_result($result, 0, "schema_version");
	59
618f424e	60	/* if ($schema_version != SCHEMA_VERSION) {
ebb510ce AD	61	print "<error>Source database schema is invalid
	62	(got version $schema_version; expected ".SCHEMA_VERSION.")</error>";
	63	print "</xmldb>";
97aba8ec	64	return;
618f424e	65	} */
97aba8ec AD	66
	67	print "<schema_version>$schema_version</schema_version>";
	68
eadcf397	69	if ($schema_version > 1) {
618f424e AD	70	$owner_uid = $_SESSION["uid"];
	71	print "<owner_uid>$owner_uid</owner_uid>";
	72	}
97aba8ec	73
618f424e AD	74	print "<exported>" . time() . "</exported>";
618f424e AD	75	?>
97aba8ec AD	76
97aba8ec AD	77	<?
618f424e AD	78	if ($_GET["marked"]) {
	79	$marked_qpart = "AND marked = true";
	80	}
97aba8ec	81
618f424e AD	82	if ($_GET["unread"]) {
	83	$unread_qpart = "AND unread = true";
	84	}
97aba8ec	85
618f424e AD	86	if ($schema_version == 1) {
	87
	88	$result = db_query($link, "SELECT
	89	ttrss_entries.title AS title,
	90	content,
	91	marked,
	92	unread,
	93	updated,
	94	guid,
	95	link,
fa16f30b AD	96	SUBSTRING(date_entered,1,16) AS date_entered,
fa16f30b AD	97	SUBSTRING(last_read,1,16) AS last_read,
618f424e AD	98	comments,
	99	ttrss_feeds.feed_url AS feed_url,
	100	ttrss_feeds.title AS feed_title
	101	FROM
	102	ttrss_entries,ttrss_feeds
	103	WHERE
fa16f30b AD	104	feed_id = ttrss_feeds.id $marked_qpart $unread_qpart
fa16f30b AD	105	ORDER BY ttrss_entries.id");
618f424e	106
eadcf397	107	} else if ($schema_version >= 2 && $schema_version <= MAX_SCHEMA_VERSION) {
618f424e AD	108
	109	$result = db_query($link, "SELECT
	110	ttrss_entries.title AS title,
	111	content,
	112	marked,
	113	unread,
	114	updated,
	115	guid,
	116	link,
fa16f30b AD	117	SUBSTRING(date_entered,1,16) AS date_entered,
fa16f30b AD	118	SUBSTRING(last_read,1,16) AS last_read,
618f424e AD	119	comments,
	120	ttrss_feeds.feed_url AS feed_url,
	121	ttrss_feeds.title AS feed_title
	122	FROM
	123	ttrss_entries,ttrss_feeds,ttrss_user_entries
	124	WHERE
	125	ttrss_user_entries.owner_uid = '$owner_uid' AND
	126	ref_id = ttrss_entries.id AND
fa16f30b AD	127	feed_id = ttrss_feeds.id $marked_qpart $unread_qpart
fa16f30b AD	128	ORDER BY ttrss_entries.id");
618f424e AD	129
	130	} else {
	131
	132	// BAD SCHEMA, NO COOKIE
	133
	134	print "<error>Source database schema is invalid
	135	(got version $schema_version)</error>";
	136	}
	137
	138	print "<total_articles>" . db_num_rows($result) . "</total_articles>";
	139
	140	?>
	141
	142	<articles>
	143
	144	<?
97aba8ec AD	145	while ($line = db_fetch_assoc($result)) {
	146	print "<article>";
	147
	148	foreach (array_keys($line) as $key) {
618f424e AD	149	$line[$key] = str_replace("<![CDATA[", "", $line[$key]);
	150	$line[$key] = str_replace("]]>", "", $line[$key]);
	151
97aba8ec AD	152	print "<$key><![CDATA[".$line[$key]."]]></$key>";
	153
	154	}
	155
	156	print "</article>";
	157	}
	158
	159	?>
	160	</articles>
	161
	162	</xmldb>
618f424e AD	163
618f424e AD	164	<? } ?>