]> git.mxchange.org Git - friendica.git/blobdiff - include/items.php
modified: view/theme/smoothly/style.css
[friendica.git] / include / items.php
index b933804fd9fc54e0aab475ebd16a954134306ef3..06ff8f2894e128cee7fafdff941621d9ac598ff5 100755 (executable)
@@ -578,6 +578,7 @@ function get_atom_elements($feed,$item) {
                $res['body'] = escape_tags($res['body']);
        }
 
+
        // this tag is obsolete but we keep it for really old sites
 
        $allow = $item->get_item_tags(NAMESPACE_DFRN,'comment-allow');
@@ -924,6 +925,8 @@ function item_store($arr,$force_parent = false) {
        $arr['origin']        = ((x($arr,'origin'))        ? intval($arr['origin'])              : 0 );
        $arr['guid']          = ((x($arr,'guid'))          ? notags(trim($arr['guid']))          : get_guid());
 
+
+       $arr['thr-parent'] = $arr['parent-uri'];
        if($arr['parent-uri'] === $arr['uri']) {
                $parent_id = 0;
                $parent_deleted = 0;
@@ -949,7 +952,6 @@ function item_store($arr,$force_parent = false) {
                        // and re-attach to the conversation parent.
 
                        if($r[0]['uri'] != $r[0]['parent-uri']) {
-                               $arr['thr-parent'] = $arr['parent-uri'];
                                $arr['parent-uri'] = $r[0]['parent-uri'];
                                $z = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `parent-uri` = '%s' AND `uid` = %d 
                                        ORDER BY `id` ASC LIMIT 1",
@@ -991,7 +993,6 @@ function item_store($arr,$force_parent = false) {
                        if($force_parent) {
                                logger('item_store: $force_parent=true, reply converted to top-level post.');
                                $parent_id = 0;
-                               $arr['thr-parent'] = $arr['parent-uri'];
                                $arr['parent-uri'] = $arr['uri'];
                                $arr['gravity'] = 0;
                        }
@@ -1183,6 +1184,15 @@ function tag_deliver($uid,$item_id) {
 
        // send a notification
 
+       // use a local photo if we have one
+
+       $r = q("select * from contact where uid = %d and nurl = '%s' limit 1",
+               intval($u[0]['uid']),
+               dbesc(normalise_link($item['author-link']))
+       );
+       $photo = (($r && count($r)) ? $r[0]['thumb'] : $item['author-avatar']);
+
+
        require_once('include/enotify.php');
        notification(array(
                'type'         => NOTIFY_TAGSELF,
@@ -1195,11 +1205,16 @@ function tag_deliver($uid,$item_id) {
                'link'         => $a->get_baseurl() . '/display/' . $u[0]['nickname'] . '/' . $item['id'],
                'source_name'  => $item['author-name'],
                'source_link'  => $item['author-link'],
-               'source_photo' => $item['author-avatar'],
+               'source_photo' => $photo,
                'verb'         => ACTIVITY_TAG,
                'otype'        => 'item'
        ));
 
+
+       $arr = array('item' => $item, 'user' => $u[0], 'contact' => $r[0]);
+
+       call_hooks('tagged', $arr);
+
        if((! $community_page) && (! $prvgroup))
                return;
 
@@ -1246,6 +1261,59 @@ function tag_deliver($uid,$item_id) {
 
 
 
+function tgroup_check($uid,$item) {
+
+       $a = get_app();
+
+       $mention = false;
+
+       // check that the message originated elsewhere and is a top-level post
+
+       if(($item['wall']) || ($item['origin']) || ($item['uri'] != $item['parent-uri']))
+               return false;
+
+
+       $u = q("select * from user where uid = %d limit 1",
+               intval($uid)
+       );
+       if(! count($u))
+               return false;
+
+       $community_page = (($u[0]['page-flags'] == PAGE_COMMUNITY) ? true : false);
+       $prvgroup = (($u[0]['page-flags'] == PAGE_PRVGROUP) ? true : false);
+
+
+       $link = normalise_link($a->get_baseurl() . '/profile/' . $u[0]['nickname']);
+
+       // Diaspora uses their own hardwired link URL in @-tags
+       // instead of the one we supply with webfinger
+
+       $dlink = normalise_link($a->get_baseurl() . '/u/' . $u[0]['nickname']);
+
+       $cnt = preg_match_all('/[\@\!]\[url\=(.*?)\](.*?)\[\/url\]/ism',$item['body'],$matches,PREG_SET_ORDER);
+       if($cnt) {
+               foreach($matches as $mtch) {
+                       if(link_compare($link,$mtch[1]) || link_compare($dlink,$mtch[1])) {
+                               $mention = true;
+                               logger('tgroup_check: mention found: ' . $mtch[2]);
+                       }
+               }
+       }
+
+       if(! $mention)
+               return false;
+
+       if((! $community_page) && (! $prvgroup))
+               return false;
+
+
+
+       return true;
+
+}
+
+
+
 
 
 
@@ -1802,6 +1870,12 @@ function consume_feed($xml,$importer,&$contact, &$hub, $datedir = 0, $pass = 0)
                                if($pass == 1)
                                        continue;
 
+                               // not allowed to post
+
+                               if($contact['rel'] == CONTACT_IS_FOLLOWER)
+                                       continue;
+
+
                                // Have we seen it? If not, import it.
 
                                $item_id  = $item->get_id();
@@ -2076,6 +2150,14 @@ function consume_feed($xml,$importer,&$contact, &$hub, $datedir = 0, $pass = 0)
                                        $datarray['owner-avatar'] = $contact['thumb'];
                                }
 
+                               // We've allowed "followers" to reach this point so we can decide if they are 
+                               // posting an @-tag delivery, which followers are allowed to do for certain
+                               // page types. Now that we've parsed the post, let's check if it is legit. Otherwise ignore it. 
+
+                               if(($contact['rel'] == CONTACT_IS_FOLLOWER) && (! tgroup_check($importer['uid'],$datarray)))
+                                       continue;
+
+
                                $r = item_store($datarray);
                                continue;
 
@@ -2107,6 +2189,121 @@ function local_delivery($importer,$data) {
        $feed->enable_order_by_date(false);
        $feed->init();
 
+
+       if($feed->error())
+               logger('local_delivery: Error parsing XML: ' . $feed->error());
+
+
+       // Check at the feed level for updated contact name and/or photo
+
+       $name_updated  = '';
+       $new_name = '';
+       $photo_timestamp = '';
+       $photo_url = '';
+
+
+       $rawtags = $feed->get_feed_tags( NAMESPACE_DFRN, 'owner');
+
+// Fallback should not be needed here. If it isn't DFRN it won't have DFRN updated tags
+//     if(! $rawtags)
+//             $rawtags = $feed->get_feed_tags( SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
+
+       if($rawtags) {
+               $elems = $rawtags[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10];
+               if($elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated']) {
+                       $name_updated = $elems['name'][0]['attribs'][NAMESPACE_DFRN]['updated'];
+                       $new_name = $elems['name'][0]['data'];
+               } 
+               if((x($elems,'link')) && ($elems['link'][0]['attribs']['']['rel'] === 'photo') && ($elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated'])) {
+                       $photo_timestamp = datetime_convert('UTC','UTC',$elems['link'][0]['attribs'][NAMESPACE_DFRN]['updated']);
+                       $photo_url = $elems['link'][0]['attribs']['']['href'];
+               }
+       }
+
+       if(($photo_timestamp) && (strlen($photo_url)) && ($photo_timestamp > $importer['avatar-date'])) {
+               logger('local_delivery: Updating photo for ' . $importer['name']);
+               require_once("Photo.php");
+               $photo_failure = false;
+               $have_photo = false;
+
+               $r = q("SELECT `resource-id` FROM `photo` WHERE `contact-id` = %d AND `uid` = %d LIMIT 1",
+                       intval($importer['id']),
+                       intval($importer['importer_uid'])
+               );
+               if(count($r)) {
+                       $resource_id = $r[0]['resource-id'];
+                       $have_photo = true;
+               }
+               else {
+                       $resource_id = photo_new_resource();
+               }
+                       
+               $img_str = fetch_url($photo_url,true);
+               // guess mimetype from headers or filename
+               $type = guess_image_type($photo_url,true);
+               
+               
+               $img = new Photo($img_str, $type);
+               if($img->is_valid()) {
+                       if($have_photo) {
+                               q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND `contact-id` = %d AND `uid` = %d",
+                                       dbesc($resource_id),
+                                       intval($importer['id']),
+                                       intval($importer['importer_uid'])
+                               );
+                       }
+                               
+                       $img->scaleImageSquare(175);
+                               
+                       $hash = $resource_id;
+                       $r = $img->store($importer['importer_uid'], $importer['id'], $hash, basename($photo_url), 'Contact Photos', 4);
+                               
+                       $img->scaleImage(80);
+                       $r = $img->store($importer['importer_uid'], $importer['id'], $hash, basename($photo_url), 'Contact Photos', 5);
+
+                       $img->scaleImage(48);
+                       $r = $img->store($importer['importer_uid'], $importer['id'], $hash, basename($photo_url), 'Contact Photos', 6);
+
+                       $a = get_app();
+
+                       q("UPDATE `contact` SET `avatar-date` = '%s', `photo` = '%s', `thumb` = '%s', `micro` = '%s'  
+                               WHERE `uid` = %d AND `id` = %d LIMIT 1",
+                               dbesc(datetime_convert()),
+                               dbesc($a->get_baseurl() . '/photo/' . $hash . '-4.'.$img->getExt()),
+                               dbesc($a->get_baseurl() . '/photo/' . $hash . '-5.'.$img->getExt()),
+                               dbesc($a->get_baseurl() . '/photo/' . $hash . '-6.'.$img->getExt()),
+                               intval($importer['importer_uid']),
+                               intval($importer['id'])
+                       );
+               }
+       }
+
+       if(($name_updated) && (strlen($new_name)) && ($name_updated > $importer['name-date'])) {
+               $r = q("select * from contact where uid = %d and id = %d limit 1",
+                       intval($importer['importer_uid']),
+                       intval($importer['id'])
+               );
+
+               $x = q("UPDATE `contact` SET `name` = '%s', `name-date` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
+                       dbesc(notags(trim($new_name))),
+                       dbesc(datetime_convert()),
+                       intval($importer['importer_uid']),
+                       intval($importer['id'])
+               );
+
+               // do our best to update the name on content items
+
+               if(count($r)) {
+                       q("update item set `author-name` = '%s' where `author-name` = '%s' and `author-link` = '%s' and uid = %d",
+                               dbesc(notags(trim($new_name))),
+                               dbesc($r[0]['name']),
+                               dbesc($r[0]['url']),
+                               intval($importer['importer_uid'])
+                       );
+               }
+       }
+
+
 /*
        // Currently unsupported - needs a lot of work
        $reloc = $feed->get_feed_tags( NAMESPACE_DFRN, 'relocate' );
@@ -2346,6 +2543,7 @@ function local_delivery($importer,$data) {
 
                                        $is_a_remote_delete = false;
 
+                                       // POSSIBLE CLEANUP --> Why select so many fields when only forum_mode and wall are used?
                                        $r = q("select `item`.`id`, `item`.`uri`, `item`.`tag`, `item`.`forum_mode`,`item`.`origin`,`item`.`wall`, 
                                                `contact`.`name`, `contact`.`url`, `contact`.`thumb` from `item` 
                                                LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id` 
@@ -2359,7 +2557,7 @@ function local_delivery($importer,$data) {
                                                intval($importer['importer_uid'])
                                        );
                                        if($r && count($r))
-                                               $is_a_remote_delete = true;                     
+                                               $is_a_remote_delete = true;
 
                                        // Does this have the characteristics of a community or private group comment?
                                        // If it's a reply to a wall post on a community/prvgroup page it's a 
@@ -2503,22 +2701,32 @@ function local_delivery($importer,$data) {
                        // Specifically, the recipient? 
 
                        $is_a_remote_comment = false;
-
-                       // POSSIBLE CLEANUP --> Why select so many fields when only forum_mode and wall are used?
-                       $r = q("select `item`.`id`, `item`.`uri`, `item`.`tag`, `item`.`forum_mode`,`item`.`origin`,`item`.`wall`, 
-                               `contact`.`name`, `contact`.`url`, `contact`.`thumb` from `item` 
-                               LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id` 
-                               WHERE `item`.`uri` = '%s' AND (`item`.`parent-uri` = '%s' or `item`.`thr-parent` = '%s')
-                               AND `item`.`uid` = %d 
-                               $sql_extra
+                       $top_uri = $parent_uri;
+                       
+                       $r = q("select `item`.`parent-uri` from `item`
+                               WHERE `item`.`uri` = '%s'
                                LIMIT 1",
-                               dbesc($parent_uri),
-                               dbesc($parent_uri),
-                               dbesc($parent_uri),
-                               intval($importer['importer_uid'])
+                               dbesc($parent_uri)
                        );
-                       if($r && count($r))
-                               $is_a_remote_comment = true;                    
+                       if($r && count($r)) {
+                               $top_uri = $r[0]['parent-uri'];
+
+                               // POSSIBLE CLEANUP --> Why select so many fields when only forum_mode and wall are used?
+                               $r = q("select `item`.`id`, `item`.`uri`, `item`.`tag`, `item`.`forum_mode`,`item`.`origin`,`item`.`wall`, 
+                                       `contact`.`name`, `contact`.`url`, `contact`.`thumb` from `item` 
+                                       LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id` 
+                                       WHERE `item`.`uri` = '%s' AND (`item`.`parent-uri` = '%s' or `item`.`thr-parent` = '%s')
+                                       AND `item`.`uid` = %d 
+                                       $sql_extra
+                                       LIMIT 1",
+                                       dbesc($top_uri),
+                                       dbesc($top_uri),
+                                       dbesc($top_uri),
+                                       intval($importer['importer_uid'])
+                               );
+                               if($r && count($r))
+                                       $is_a_remote_comment = true;
+                       }
 
                        // Does this have the characteristics of a community or private group comment?
                        // If it's a reply to a wall post on a community/prvgroup page it's a 
@@ -2572,15 +2780,6 @@ function local_delivery($importer,$data) {
                                }
 
 
-                               // TODO: make this next part work against both delivery threads of a community post
-
-//                             if((! link_compare($datarray['author-link'],$importer['url'])) && (! $community)) {
-//                                     logger('local_delivery: received relay claiming to be from ' . $importer['url'] . ' however comment author url is ' . $datarray['author-link'] ); 
-                                       // they won't know what to do so don't report an error. Just quietly die.
-//                                     return 0;
-//                             }                                       
-
-                               // our user with $importer['importer_uid'] is the owner
 
                                $own = q("select name,url,thumb from contact where uid = %d and self = 1 limit 1",
                                        intval($importer['importer_uid'])
@@ -2650,26 +2849,19 @@ function local_delivery($importer,$data) {
                                        }
                                }
 
-//                             if($community) {
-//                                     $newtag = '@[url=' . $a->get_baseurl() . '/profile/' . $importer['nickname'] . ']' . $importer['username'] . '[/url]';
-//                                     if(! stristr($datarray['tag'],$newtag)) {
-//                                             if(strlen($datarray['tag']))
-//                                                     $datarray['tag'] .= ',';
-//                                             $datarray['tag'] .= $newtag;
-//                                     }
-//                             }
-
 
                                $posted_id = item_store($datarray);
                                $parent = 0;
 
                                if($posted_id) {
-                                       $r = q("SELECT `parent` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
+                                       $r = q("SELECT `parent`, `parent-uri` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
                                                intval($posted_id),
                                                intval($importer['importer_uid'])
                                        );
-                                       if(count($r))
+                                       if(count($r)) {
                                                $parent = $r[0]['parent'];
+                                               $parent_uri = $r[0]['parent-uri'];
+                                       }
                        
                                        if(! $is_like) {
                                                $r1 = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `uid` = %d AND `parent` = %d",
@@ -2686,7 +2878,7 @@ function local_delivery($importer,$data) {
                                        }
 
                                        if($posted_id && $parent) {
-                               
+
                                                proc_run('php',"include/notifier.php","comment-import","$posted_id");
                                        
                                                if((! $is_like) && (! $importer['self'])) {
@@ -2709,7 +2901,7 @@ function local_delivery($importer,$data) {
                                                                'verb'         => ACTIVITY_POST,
                                                                'otype'        => 'item',
                                                                'parent'       => $parent,
-
+                                                               'parent_uri'   => $parent_uri,
                                                        ));
 
                                                }
@@ -2726,6 +2918,9 @@ function local_delivery($importer,$data) {
                                $item_id  = $item->get_id();
                                $datarray = get_atom_elements($feed,$item);
 
+                               if($importer['rel'] == CONTACT_IS_FOLLOWER)
+                                       continue;
+
                                $r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
                                        dbesc($item_id),
                                        intval($importer['importer_uid'])
@@ -2820,7 +3015,7 @@ function local_delivery($importer,$data) {
                                if(!x($datarray['type']) || $datarray['type'] != 'activity') {
 
                                        $myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 AND `deleted` = 0",
-                                               dbesc($parent_uri),
+                                               dbesc($top_uri),
                                                intval($importer['importer_uid'])
                                        );
 
@@ -2858,6 +3053,7 @@ function local_delivery($importer,$data) {
                                                                        'verb'         => ACTIVITY_POST,
                                                                        'otype'        => 'item',
                                                                        'parent'       => $conv_parent,
+                                                                       'parent_uri'   => $parent_uri
 
                                                                ));
 
@@ -2947,7 +3143,8 @@ function local_delivery($importer,$data) {
                        $datarray['uid'] = $importer['importer_uid'];
                        $datarray['contact-id'] = $importer['id'];
 
-                       if(! link_compare($datarray['owner-link'],$contact['url'])) {
+
+                       if(! link_compare($datarray['owner-link'],$importer['url'])) {
                                // The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery, 
                                // but otherwise there's a possible data mixup on the sender's system.
                                // the tgroup delivery code called from item_store will correct it if it's a forum,
@@ -2958,7 +3155,60 @@ function local_delivery($importer,$data) {
                                $datarray['owner-avatar'] = $importer['thumb'];
                        }
 
-                       $r = item_store($datarray);
+                       if(($importer['rel'] == CONTACT_IS_FOLLOWER) && (! tgroup_check($importer['importer_uid'],$datarray)))
+                               continue;
+
+                       $posted_id = item_store($datarray);
+
+                       if(stristr($datarray['verb'],ACTIVITY_POKE)) {
+                               $verb = urldecode(substr($datarray['verb'],strpos($datarray['verb'],'#')+1));
+                               if(! $verb)
+                                       continue;
+                               $xo = parse_xml_string($datarray['object'],false);
+
+                               if(($xo->type == ACTIVITY_OBJ_PERSON) && ($xo->id)) {
+
+                                       // somebody was poked/prodded. Was it me?
+
+                                       $links = parse_xml_string("<links>".unxmlify($xo->link)."</links>",false);
+
+                               foreach($links->link as $l) {
+                               $atts = $l->attributes();
+                               switch($atts['rel']) {
+                                       case "alternate": 
+                                                               $Blink = $atts['href'];
+                                                               break;
+                                                       default:
+                                                               break;
+                                   }
+                               }
+                                       if($Blink && link_compare($Blink,$a->get_baseurl() . '/profile/' . $importer['nickname'])) {
+
+                                               // send a notification
+                                               require_once('include/enotify.php');
+                                                               
+                                               notification(array(
+                                                       'type'         => NOTIFY_POKE,
+                                                       'notify_flags' => $importer['notify-flags'],
+                                                       'language'     => $importer['language'],
+                                                       'to_name'      => $importer['username'],
+                                                       'to_email'     => $importer['email'],
+                                                       'uid'          => $importer['importer_uid'],
+                                                       'item'         => $datarray,
+                                                       'link'             => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id,
+                                                       'source_name'  => stripslashes($datarray['author-name']),
+                                                       'source_link'  => $datarray['author-link'],
+                                                       'source_photo' => ((link_compare($datarray['author-link'],$importer['url'])) 
+                                                               ? $importer['thumb'] : $datarray['author-avatar']),
+                                                       'verb'         => $datarray['verb'],
+                                                       'otype'        => 'person',
+                                                       'activity'     => $verb,
+
+                                               ));
+                                       }
+                               }
+                       }                       
+
                        continue;
                }
        }
@@ -3166,7 +3416,6 @@ function atom_entry($item,$type,$author,$owner,$comment = false,$cid = 0) {
        else
                $body = $item['body'];
 
-
        $o = "\r\n\r\n<entry>\r\n";
 
        if(is_array($author))
@@ -3176,7 +3425,7 @@ function atom_entry($item,$type,$author,$owner,$comment = false,$cid = 0) {
        if(strlen($item['owner-name']))
                $o .= atom_author('dfrn:owner',$item['owner-name'],$item['owner-link'],80,80,$item['owner-avatar']);
 
-       if(($item['parent'] != $item['id']) || ($item['parent-uri'] !== $item['uri']) || ($item['thr-parent'])) {
+       if(($item['parent'] != $item['id']) || ($item['parent-uri'] !== $item['uri']) || (($item['thr-parent'] !== '') && ($item['thr-parent'] !== $item['uri']))) {
                $parent_item = (($item['thr-parent']) ? $item['thr-parent'] : $item['parent-uri']);
                $o .= '<thr:in-reply-to ref="' . xmlify($parent_item) . '" type="text/html" href="' .  xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['parent']) . '" />' . "\r\n";
        }
@@ -3535,10 +3784,23 @@ function drop_item($id,$interactive = true) {
 
        $owner = $item['uid'];
 
+       $cid = 0;
+
        // check if logged in user is either the author or owner of this item
 
-       if((local_user() == $item['uid']) || (remote_user() == $item['contact-id'])) {
+       if(is_array($_SESSION['remote'])) {
+               foreach($_SESSION['remote'] as $visitor) {
+                       if($visitor['uid'] == $item['uid'] && $visitor['cid'] == $item['contact-id']) {
+                               $cid = $visitor['cid'];
+                               break;
+                       }
+               }
+       }
+
+
+       if((local_user() == $item['uid']) || ($cid) || (! $interactive)) {
 
+               logger('delete item: ' . $item['id'], LOGGER_DEBUG);
                // delete the item
 
                $r = q("UPDATE `item` SET `deleted` = 1, `title` = '', `body` = '', `edited` = '%s', `changed` = '%s' WHERE `id` = %d LIMIT 1",