]> git.mxchange.org Git - friendica.git/blobdiff - include/items.php
how the heck did favicon get into the repo? Gone now...
[friendica.git] / include / items.php
index 6f15b6814b9a73377dbd33aec49160c888440482..63e180f7611f8482f67ca139eb44f7d14eb6fc28 100644 (file)
@@ -180,7 +180,11 @@ function construct_activity_object($item) {
 
        if($item['object']) {
                $o = '<as:object>' . "\r\n";
-               $r = parse_xml_string($item['object']);
+               $r = parse_xml_string($item['object'],false);
+
+
+               if(! $r)
+                       return '';
                if($r->type)
                        $o .= '<as:object-type>' . xmlify($r->type) . '</as:object-type>' . "\r\n";
                if($r->id)
@@ -188,8 +192,15 @@ function construct_activity_object($item) {
                if($r->title)
                        $o .= '<title>' . xmlify($r->title) . '</title>' . "\r\n";
                if($r->link) {
-                       if(substr($r->link,0,1) === '<') 
+                       if(substr($r->link,0,1) === '<') {
+                               // patch up some facebook "like" activity objects that got stored incorrectly
+                               // for a couple of months prior to 9-Jun-2011 and generated bad XML.
+                               // we can probably remove this hack here and in the following function in a few months time.
+                               if(strstr($r->link,'&') && (! strstr($r->link,'&amp;')))
+                                       $r->link = str_replace('&','&amp;', $r->link);
+                               $r->link = preg_replace('/\<link(.*?)\"\>/','<link$1"/>',$r->link);
                                $o .= $r->link;
+                       }                                       
                        else
                                $o .= '<link rel="alternate" type="text/html" href="' . xmlify($r->link) . '" />' . "\r\n";
                }
@@ -206,7 +217,9 @@ function construct_activity_target($item) {
 
        if($item['target']) {
                $o = '<as:target>' . "\r\n";
-               $r = parse_xml_string($item['target']);
+               $r = parse_xml_string($item['target'],false);
+               if(! $r)
+                       return '';
                if($r->type)
                        $o .= '<as:object-type>' . xmlify($r->type) . '</as:object-type>' . "\r\n";
                if($r->id)
@@ -214,8 +227,12 @@ function construct_activity_target($item) {
                if($r->title)
                        $o .= '<title>' . xmlify($r->title) . '</title>' . "\r\n";
                if($r->link) {
-                       if(substr($r->link,0,1) === '<') 
+                       if(substr($r->link,0,1) === '<') {
+                               if(strstr($r->link,'&') && (! strstr($r->link,'&amp;')))
+                                       $r->link = str_replace('&','&amp;', $r->link);
+                               $r->link = preg_replace('/\<link(.*?)\"\>/','<link$1"/>',$r->link);
                                $o .= $r->link;
+                       }                                       
                        else
                                $o .= '<link rel="alternate" type="text/html" href="' . xmlify($r->link) . '" />' . "\r\n";
                }
@@ -319,6 +336,12 @@ function get_atom_elements($feed,$item) {
                }
        }
 
+       $apps = $item->get_item_tags(NAMESPACE_STATUSNET,'notice_info');
+       if($apps && $apps[0]['attribs']['']['source']) {
+               $res['app'] = strip_tags(unxmlify($apps[0]['attribs']['']['source']));
+               if($res['app'] === 'web')
+                       $res['app'] = 'OStatus';
+       }                  
 
        /**
         * If there's a copy of the body content which is guaranteed to have survived mangling in transit, use it.
@@ -354,6 +377,9 @@ function get_atom_elements($feed,$item) {
                $res['body'] = preg_replace('#<object[^>]+>.+?' . 'http://www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+).+?</object>#s',
                        '[youtube]$1[/youtube]', $res['body']);
 
+               $res['body'] = preg_replace('#<iframe[^>].+?' . 'http://www.youtube.com/embed/([A-Za-z0-9\-_=]+).+?</iframe>#s',
+                       '[youtube]$1[/youtube]', $res['body']);
+
                $res['body'] = oembed_html2bbcode($res['body']);
 
                $config = HTMLPurifier_Config::createDefault();
@@ -381,6 +407,9 @@ function get_atom_elements($feed,$item) {
        else
                $res['private'] = 0;
 
+       $extid = $item->get_item_tags(NAMESPACE_DFRN,'extid');
+       if($extid && $extid[0]['data'])
+               $res['extid'] = $extid[0]['data'];
 
        $rawlocation = $item->get_item_tags(NAMESPACE_DFRN, 'location');
        if($rawlocation)
@@ -521,6 +550,10 @@ function get_atom_elements($feed,$item) {
                                $body = preg_replace('#<object[^>]+>.+?' . 'http://www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+).+?</object>#s',
                                        '[youtube]$1[/youtube]', $body);
 
+               $res['body'] = preg_replace('#<iframe[^>].+?' . 'http://www.youtube.com/embed/([A-Za-z0-9\-_=]+).+?</iframe>#s',
+                       '[youtube]$1[/youtube]', $res['body']);
+
+
                                $config = HTMLPurifier_Config::createDefault();
                                $config->set('Cache.DefinitionImpl', null);
 
@@ -560,6 +593,9 @@ function get_atom_elements($feed,$item) {
                                $body = preg_replace('#<object[^>]+>.+?' . 'http://www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+).+?</object>#s',
                                        '[youtube]$1[/youtube]', $body);
 
+               $res['body'] = preg_replace('#<iframe[^>].+?' . 'http://www.youtube.com/embed/([A-Za-z0-9\-_=]+).+?</iframe>#s',
+                       '[youtube]$1[/youtube]', $res['body']);
+
                                $config = HTMLPurifier_Config::createDefault();
                                $config->set('Cache.DefinitionImpl', null);
 
@@ -624,6 +660,7 @@ function item_store($arr,$force_parent = false) {
 
        $arr['wall']          = ((x($arr,'wall'))          ? intval($arr['wall'])                : 0);
        $arr['uri']           = ((x($arr,'uri'))           ? notags(trim($arr['uri']))           : random_string());
+       $arr['extid']         = ((x($arr,'extid'))         ? notags(trim($arr['extid']))         : '');
        $arr['author-name']   = ((x($arr,'author-name'))   ? notags(trim($arr['author-name']))   : '');
        $arr['author-link']   = ((x($arr,'author-link'))   ? notags(trim($arr['author-link']))   : '');
        $arr['author-avatar'] = ((x($arr,'author-avatar')) ? notags(trim($arr['author-avatar'])) : '');
@@ -632,6 +669,7 @@ function item_store($arr,$force_parent = false) {
        $arr['owner-avatar']  = ((x($arr,'owner-avatar'))  ? notags(trim($arr['owner-avatar']))  : '');
        $arr['created']       = ((x($arr,'created') !== false) ? datetime_convert('UTC','UTC',$arr['created']) : datetime_convert());
        $arr['edited']        = ((x($arr,'edited')  !== false) ? datetime_convert('UTC','UTC',$arr['edited'])  : datetime_convert());
+       $arr['received']      = datetime_convert();
        $arr['changed']       = datetime_convert();
        $arr['title']         = ((x($arr,'title'))         ? notags(trim($arr['title']))         : '');
        $arr['location']      = ((x($arr,'location'))      ? notags(trim($arr['location']))      : '');
@@ -654,6 +692,7 @@ function item_store($arr,$force_parent = false) {
        $arr['body']          = ((x($arr,'body'))          ? trim($arr['body'])                  : '');
        $arr['tag']           = ((x($arr,'tag'))           ? notags(trim($arr['tag']))           : '');
        $arr['attach']        = ((x($arr,'attach'))        ? notags(trim($arr['attach']))        : '');
+       $arr['app']           = ((x($arr,'app'))           ? notags(trim($arr['app']))           : '');
 
        if($arr['parent-uri'] === $arr['uri']) {
                $parent_id = 0;
@@ -728,6 +767,15 @@ function item_store($arr,$force_parent = false) {
                $arr['uri'],           // already dbesc'd
                intval($arr['uid'])
        );
+       if(! count($r)) {
+               // This is not good, but perhaps we encountered a rare race/cache condition, so back off and try again. 
+               sleep(3);
+               $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
+                       $arr['uri'],           // already dbesc'd
+                       intval($arr['uid'])
+               );
+       }
+
        if(count($r)) {
                $current_post = $r[0]['id'];
                logger('item_store: created item ' . $current_post);
@@ -947,7 +995,7 @@ function dfrn_deliver($owner,$contact,$atom, $dissolve = false) {
 
 function consume_feed($xml,$importer,&$contact, &$hub, $datedir = 0, $secure_feed = false) {
 
-       require_once('simplepie/simplepie.inc');
+       require_once('library/simplepie/simplepie.inc');
 
        $feed = new SimplePie();
        $feed->set_raw_data($xml);
@@ -1294,6 +1342,26 @@ function consume_feed($xml,$importer,&$contact, &$hub, $datedir = 0, $secure_fee
                                                $datarray['author-avatar'] = $contact['thumb'];
                                }
 
+                               if((x($datarray,'object-type')) && ($datarray['object-type'] === ACTIVITY_OBJ_EVENT)) {
+                                       $ev = bbtoevent($datarray['body']);
+                                       if(x($ev,'desc') && x($ev,'start')) {
+                                               $ev['uid'] = $importer['uid'];
+                                               $ev['uri'] = $item_id;
+                                               $ev['edited'] = $datarray['edited'];
+
+                                               if(is_array($contact))
+                                                       $ev['cid'] = $contact['id'];
+                                               $r = q("SELECT * FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
+                                                       dbesc($item_id),
+                                                       intval($importer['uid'])
+                                               );
+                                               if(count($r))
+                                                       $ev['id'] = $r[0]['id'];
+                                               $xyz = event_store($ev);
+                                               continue;
+                                       }
+                               }
+
                                $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
                                        dbesc($item_id),
                                        intval($importer['uid'])
@@ -1530,7 +1598,7 @@ function atom_entry($item,$type,$author,$owner,$comment = false) {
        if(is_array($author))
                $o .= atom_author('author',$author['name'],$author['url'],80,80,$author['thumb']);
        else
-               $o .= atom_author('author',$item['name'],$item['url'],80,80,$item['thumb']);
+               $o .= atom_author('author',(($item['author-name']) ? $item['author-name'] : $item['name']),(($item['author-link']) ? $item['author-link'] : $item['url']),80,80,(($item['author-avatar']) ? $item['author-avatar'] : $item['thumb']));
        if(strlen($item['owner-name']))
                $o .= atom_author('dfrn:owner',$item['owner-name'],$item['owner-link'],80,80,$item['owner-avatar']);
 
@@ -1558,6 +1626,11 @@ function atom_entry($item,$type,$author,$owner,$comment = false) {
        if(($item['private']) || strlen($item['allow_cid']) || strlen($item['allow_gid']) || strlen($item['deny_cid']) || strlen($item['deny_gid']))
                $o .= '<dfrn:private>1</dfrn:private>' . "\r\n";
 
+       if($item['extid'])
+               $o .= '<dfrn:extid>' . $item['extid'] . '</dfrn:extid>' . "\r\n";
+
+       if($item['app'])
+               $o .= '<statusnet:notice_info local_id="' . $item['id'] . '" source="' . $item['app'] . '" ></statusnet:notice_info>';
        $verb = construct_verb($item);
        $o .= '<as:verb>' . xmlify($verb) . '</as:verb>' . "\r\n";
        $actobj = construct_activity_object($item);
@@ -1591,7 +1664,7 @@ function fix_private_photos($s,$uid) {
        $a = get_app();
        logger('fix_private_photos');
 
-       if(preg_match("/\[img\](.+?)\[\/img\]/is",$s,$matches)) {
+       if(preg_match("/\[img\](.*?)\[\/img\]/is",$s,$matches)) {
                $image = $matches[1];
                logger('fix_private_photos: found photo ' . $image);
                if(stristr($image ,$a->get_baseurl() . '/photo/')) {
@@ -1622,7 +1695,7 @@ function fix_private_photos($s,$uid) {
 function item_getfeedtags($item) {
        $ret = array();
        $matches = false;
-       $cnt = preg_match_all('|\#\[url\=(.+?)\](.+?)\[\/url\]|',$item['tag'],$matches);
+       $cnt = preg_match_all('|\#\[url\=(.*?)\](.*?)\[\/url\]|',$item['tag'],$matches);
        if($cnt) {
                for($x = 0; $x < count($matches); $x ++) {
                        if($matches[1][$x])
@@ -1630,7 +1703,7 @@ function item_getfeedtags($item) {
                }
        }
        $matches = false; 
-       $cnt = preg_match_all('|\@\[url\=(.+?)\](.+?)\[\/url\]|',$item['tag'],$matches);
+       $cnt = preg_match_all('|\@\[url\=(.*?)\](.*?)\[\/url\]|',$item['tag'],$matches);
        if($cnt) {
                for($x = 0; $x < count($matches); $x ++) {
                        if($matches[1][$x])
@@ -1646,7 +1719,7 @@ function item_getfeedattach($item) {
        if(count($arr)) {
                foreach($arr as $r) {
                        $matches = false;
-                       $cnt = preg_match('|\[attach\]href=\"(.+?)\" size=\"(.+?)\" type=\"(.+?)\" title=\"(.+?)\"\[\/attach\]|',$r,$matches);
+                       $cnt = preg_match('|\[attach\]href=\"(.*?)\" size=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"\[\/attach\]|',$r,$matches);
                        if($cnt) {
                                $ret .= '<link rel="enclosure" href="' . xmlify($matches[1]) . '" type="' . xmlify($matches[3]) . '" ';
                                if(intval($matches[2]))
@@ -1707,4 +1780,131 @@ function item_expire($uid,$days) {
 
        proc_run('php',"include/notifier.php","expire","$uid");
 
+}
+
+
+function drop_items($items) {
+       $uid = 0;
+
+       if(count($items)) {
+               foreach($items as $item) {
+                       $owner = drop_item($item,false);
+                       if($owner && ! $uid)
+                               $uid = $owner;
+               }
+       }
+
+       // multiple threads may have been deleted, send an expire notification
+
+       if($uid)
+               proc_run('php',"include/notifier.php","expire","$uid");
+}
+
+
+function drop_item($id,$interactive = true) {
+
+       $a = get_app();
+
+       // locate item to be deleted
+
+       $r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
+               intval($id)
+       );
+
+       if(! count($r)) {
+               if(! $interactive)
+                       return 0;
+               notice( t('Item not found.') . EOL);
+               goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
+       }
+
+       $item = $r[0];
+
+       $owner = $item['uid'];
+
+       // check if logged in user is either the author or owner of this item
+
+       if((local_user() == $item['uid']) || (remote_user() == $item['contact-id'])) {
+
+               // delete the item
+
+               $r = q("UPDATE `item` SET `deleted` = 1, `body` = '', `edited` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1",
+                       dbesc(datetime_convert()),
+                       dbesc(datetime_convert()),
+                       intval($item['id'])
+               );
+
+               // If item is a link to a photo resource, nuke all the associated photos 
+               // (visitors will not have photo resources)
+               // This only applies to photos uploaded from the photos page. Photos inserted into a post do not
+               // generate a resource-id and therefore aren't intimately linked to the item. 
+
+               if(strlen($item['resource-id'])) {
+                       q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `uid` = %d ",
+                               dbesc($item['resource-id']),
+                               intval($item['uid'])
+                       );
+                       // ignore the result
+               }
+
+               // If item is a link to an event, nuke the event record.
+
+               if(intval($item['event-id'])) {
+                       q("DELETE FROM `event` WHERE `id` = %d AND `uid` = %d LIMIT 1",
+                               intval($item['event-id']),
+                               intval($item['uid'])
+                       );
+                       // ignore the result
+               }
+
+
+               // If it's the parent of a comment thread, kill all the kids
+
+               if($item['uri'] == $item['parent-uri']) {
+                       $r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s', `body` = '' 
+                               WHERE `parent-uri` = '%s' AND `uid` = %d ",
+                               dbesc(datetime_convert()),
+                               dbesc(datetime_convert()),
+                               dbesc($item['parent-uri']),
+                               intval($item['uid'])
+                       );
+                       // ignore the result
+               }
+               else {
+                       // ensure that last-child is set in case the comment that had it just got wiped.
+                       q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
+                               dbesc(datetime_convert()),
+                               dbesc($item['parent-uri']),
+                               intval($item['uid'])
+                       );
+                       // who is the last child now? 
+                       $r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `uid` = %d ORDER BY `edited` DESC LIMIT 1",
+                               dbesc($item['parent-uri']),
+                               intval($item['uid'])
+                       );
+                       if(count($r)) {
+                               q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
+                                       intval($r[0]['id'])
+                               );
+                       }       
+               }
+               $drop_id = intval($item['id']);
+                       
+               // send the notification upstream/downstream as the case may be
+
+               if(! $interactive)
+                       return $owner;
+
+               proc_run('php',"include/notifier.php","drop","$drop_id");
+               goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
+               //NOTREACHED
+       }
+       else {
+               if(! $interactive)
+                       return 0;
+               notice( t('Permission denied.') . EOL);
+               goaway($a->get_baseurl() . '/' . $_SESSION['return_url']);
+               //NOTREACHED
+       }
+       
 }
\ No newline at end of file