2011-08-25 00:16:44 +04:00
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<?php
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2011-10-08 21:42:09 +04:00
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// Source: http://www.php.net/manual/de/function.curl-setopt.php#102121
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// This works around a safe_mode/open_basedir restriction
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function curl_exec_follow(/*resource*/ $ch, /*int*/ &$maxredirect = null) {
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$mr = $maxredirect === null ? 5 : intval($maxredirect);
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if (ini_get('open_basedir') == '' && ini_get('safe_mode' == 'Off')) {
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curl_setopt($ch, CURLOPT_FOLLOWLOCATION, $mr > 0);
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curl_setopt($ch, CURLOPT_MAXREDIRS, $mr);
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} else {
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curl_setopt($ch, CURLOPT_FOLLOWLOCATION, false);
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if ($mr > 0) {
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$newurl = curl_getinfo($ch, CURLINFO_EFFECTIVE_URL);
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$rch = curl_copy_handle($ch);
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curl_setopt($rch, CURLOPT_HEADER, true);
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curl_setopt($rch, CURLOPT_NOBODY, true);
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curl_setopt($rch, CURLOPT_FORBID_REUSE, false);
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curl_setopt($rch, CURLOPT_RETURNTRANSFER, true);
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do {
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curl_setopt($rch, CURLOPT_URL, $newurl);
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$header = curl_exec($rch);
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if (curl_errno($rch)) {
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$code = 0;
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} else {
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$code = curl_getinfo($rch, CURLINFO_HTTP_CODE);
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if ($code == 301 || $code == 302) {
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preg_match('/Location:(.*?)\n/', $header, $matches);
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$newurl = trim(array_pop($matches));
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} else {
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$code = 0;
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}
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}
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} while ($code && --$mr);
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curl_close($rch);
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if (!$mr) {
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if ($maxredirect === null) {
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trigger_error('Too many redirects. When following redirects, libcurl hit the maximum amount.', E_USER_WARNING);
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} else {
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$maxredirect = 0;
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}
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return false;
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}
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curl_setopt($ch, CURLOPT_URL, $newurl);
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}
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}
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return curl_exec($ch);
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}
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2011-08-25 00:16:44 +04:00
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function getURLMetadata($url) {
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//allow only http(s) and (s)ftp
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$protocols = '/^[hs]{0,1}[tf]{0,1}tp[s]{0,1}\:\/\//i';
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//if not (allowed) protocol is given, assume http
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if(preg_match($protocols, $url) == 0) {
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$url = 'http://' . $url;
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}
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2011-08-25 15:23:52 +04:00
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$metadata['url'] = $url;
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2011-08-25 00:16:44 +04:00
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2011-11-30 02:11:42 +04:00
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if (!function_exists('curl_init')){
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return $metadata;
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}
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2011-09-23 14:49:14 +04:00
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$ch = curl_init();
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curl_setopt($ch, CURLOPT_URL, $url);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
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2011-10-08 21:42:09 +04:00
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$page = curl_exec_follow($ch);
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2011-09-23 14:49:14 +04:00
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curl_close($ch);
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2011-08-25 00:16:44 +04:00
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@preg_match( "/<title>(.*)<\/title>/si", $page, $match );
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2011-08-25 15:51:48 +04:00
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$metadata['title'] = htmlspecialchars_decode(@$match[1]);
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2011-08-25 00:16:44 +04:00
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return $metadata;
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2011-11-30 02:11:42 +04:00
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}
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2012-02-23 02:52:56 +04:00
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2012-03-23 19:53:44 +04:00
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function addBookmark($url, $title, $tags='') {
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2012-02-23 02:52:56 +04:00
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$CONFIG_DBTYPE = OC_Config::getValue( "dbtype", "sqlite" );
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if( $CONFIG_DBTYPE == 'sqlite' or $CONFIG_DBTYPE == 'sqlite3' ){
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$_ut = "strftime('%s','now')";
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} elseif($CONFIG_DBTYPE == 'pgsql') {
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$_ut = 'date_part(\'epoch\',now())::integer';
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} else {
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$_ut = "UNIX_TIMESTAMP()";
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}
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//FIXME: Detect when user adds a known URL
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$query = OC_DB::prepare("
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INSERT INTO *PREFIX*bookmarks
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(url, title, user_id, public, added, lastmodified)
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VALUES (?, ?, ?, 0, $_ut, $_ut)
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");
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if(empty($title)) {
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$metadata = getURLMetadata($url);
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$title = $metadata['title'];
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}
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2012-03-23 19:53:44 +04:00
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if(empty($title)) {
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2012-04-14 18:44:15 +04:00
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$l = OC_L10N::get('bookmarks');
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2012-03-23 19:53:44 +04:00
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$title = $l->t('unnamed');
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}
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2012-02-23 02:52:56 +04:00
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$params=array(
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htmlspecialchars_decode($url),
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htmlspecialchars_decode($title),
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2012-05-01 20:50:31 +04:00
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OCP\USER::getUser()
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2012-02-23 02:52:56 +04:00
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);
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$query->execute($params);
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$b_id = OC_DB::insertid('*PREFIX*bookmarks');
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if($b_id !== false) {
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$query = OC_DB::prepare("
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INSERT INTO *PREFIX*bookmarks_tags
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(bookmark_id, tag)
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VALUES (?, ?)
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");
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$tags = explode(' ', urldecode($tags));
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foreach ($tags as $tag) {
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if(empty($tag)) {
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//avoid saving blankspaces
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continue;
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}
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$params = array($b_id, trim($tag));
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$query->execute($params);
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}
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return $b_id;
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}
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}
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