131 lines
3.5 KiB
PHP
131 lines
3.5 KiB
PHP
<?php
|
|
|
|
// Source: http://www.php.net/manual/de/function.curl-setopt.php#102121
|
|
// This works around a safe_mode/open_basedir restriction
|
|
function curl_exec_follow(/*resource*/ $ch, /*int*/ &$maxredirect = null) {
|
|
$mr = $maxredirect === null ? 5 : intval($maxredirect);
|
|
if (ini_get('open_basedir') == '' && ini_get('safe_mode' == 'Off')) {
|
|
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, $mr > 0);
|
|
curl_setopt($ch, CURLOPT_MAXREDIRS, $mr);
|
|
} else {
|
|
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, false);
|
|
if ($mr > 0) {
|
|
$newurl = curl_getinfo($ch, CURLINFO_EFFECTIVE_URL);
|
|
|
|
$rch = curl_copy_handle($ch);
|
|
curl_setopt($rch, CURLOPT_HEADER, true);
|
|
curl_setopt($rch, CURLOPT_NOBODY, true);
|
|
curl_setopt($rch, CURLOPT_FORBID_REUSE, false);
|
|
curl_setopt($rch, CURLOPT_RETURNTRANSFER, true);
|
|
do {
|
|
curl_setopt($rch, CURLOPT_URL, $newurl);
|
|
$header = curl_exec($rch);
|
|
if (curl_errno($rch)) {
|
|
$code = 0;
|
|
} else {
|
|
$code = curl_getinfo($rch, CURLINFO_HTTP_CODE);
|
|
if ($code == 301 || $code == 302) {
|
|
preg_match('/Location:(.*?)\n/', $header, $matches);
|
|
$newurl = trim(array_pop($matches));
|
|
} else {
|
|
$code = 0;
|
|
}
|
|
}
|
|
} while ($code && --$mr);
|
|
curl_close($rch);
|
|
if (!$mr) {
|
|
if ($maxredirect === null) {
|
|
trigger_error('Too many redirects. When following redirects, libcurl hit the maximum amount.', E_USER_WARNING);
|
|
} else {
|
|
$maxredirect = 0;
|
|
}
|
|
return false;
|
|
}
|
|
curl_setopt($ch, CURLOPT_URL, $newurl);
|
|
}
|
|
}
|
|
return curl_exec($ch);
|
|
}
|
|
|
|
function getURLMetadata($url) {
|
|
//allow only http(s) and (s)ftp
|
|
$protocols = '/^[hs]{0,1}[tf]{0,1}tp[s]{0,1}\:\/\//i';
|
|
//if not (allowed) protocol is given, assume http
|
|
if(preg_match($protocols, $url) == 0) {
|
|
$url = 'http://' . $url;
|
|
}
|
|
$metadata['url'] = $url;
|
|
|
|
if (!function_exists('curl_init')){
|
|
return $metadata;
|
|
}
|
|
$ch = curl_init();
|
|
curl_setopt($ch, CURLOPT_URL, $url);
|
|
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
|
|
$page = curl_exec_follow($ch);
|
|
curl_close($ch);
|
|
|
|
@preg_match( "/<title>(.*)<\/title>/si", $page, $match );
|
|
$metadata['title'] = htmlspecialchars_decode(@$match[1]);
|
|
|
|
return $metadata;
|
|
}
|
|
|
|
function addBookmark($url, $title, $tags='') {
|
|
$CONFIG_DBTYPE = OCP\Config::getSystemValue( "dbtype", "sqlite" );
|
|
if( $CONFIG_DBTYPE == 'sqlite' or $CONFIG_DBTYPE == 'sqlite3' ){
|
|
$_ut = "strftime('%s','now')";
|
|
} elseif($CONFIG_DBTYPE == 'pgsql') {
|
|
$_ut = 'date_part(\'epoch\',now())::integer';
|
|
} else {
|
|
$_ut = "UNIX_TIMESTAMP()";
|
|
}
|
|
|
|
//FIXME: Detect when user adds a known URL
|
|
$query = OCP\DB::prepare("
|
|
INSERT INTO `*PREFIX*bookmarks`
|
|
(`url`, `title`, `user_id`, `public`, `added`, `lastmodified`)
|
|
VALUES (?, ?, ?, 0, $_ut, $_ut)
|
|
");
|
|
|
|
if(empty($title)) {
|
|
$metadata = getURLMetadata($url);
|
|
if(isset($metadata['title'])) // Check for problems fetching the title
|
|
$title = $metadata['title'];
|
|
}
|
|
|
|
if(empty($title)) {
|
|
$l = OC_L10N::get('bookmarks');
|
|
$title = $l->t('unnamed');
|
|
}
|
|
|
|
$params=array(
|
|
htmlspecialchars_decode($url),
|
|
htmlspecialchars_decode($title),
|
|
OCP\USER::getUser()
|
|
);
|
|
$query->execute($params);
|
|
|
|
$b_id = OCP\DB::insertid('*PREFIX*bookmarks');
|
|
|
|
if($b_id !== false) {
|
|
$query = OCP\DB::prepare("
|
|
INSERT INTO `*PREFIX*bookmarks_tags`
|
|
(`bookmark_id`, `tag`)
|
|
VALUES (?, ?)
|
|
");
|
|
|
|
$tags = explode(' ', urldecode($tags));
|
|
foreach ($tags as $tag) {
|
|
if(empty($tag)) {
|
|
//avoid saving blankspaces
|
|
continue;
|
|
}
|
|
$params = array($b_id, trim($tag));
|
|
$query->execute($params);
|
|
}
|
|
|
|
return $b_id;
|
|
}
|
|
}
|