<?php /** * StatusNet - the distributed open-source microblogging tool * Copyright (C) 2008, 2009, StatusNet, Inc. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * * @category Notices * @package StatusNet * @author Brenda Wallace <shiny@cpan.org> * @author Christopher Vollick <psycotica0@gmail.com> * @author CiaranG <ciaran@ciarang.com> * @author Craig Andrews <candrews@integralblue.com> * @author Evan Prodromou <evan@controlezvous.ca> * @author Gina Haeussge <osd@foosel.net> * @author Jeffery To <jeffery.to@gmail.com> * @author Mike Cochrane <mikec@mikenz.geek.nz> * @author Robin Millette <millette@controlyourself.ca> * @author Sarven Capadisli <csarven@controlyourself.ca> * @author Tom Adams <tom@holizz.com> * @license GNU Affero General Public License http://www.gnu.org/licenses/ */ if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); } /** * Table Definition for notice */ require_once INSTALLDIR.'/classes/Memcached_DataObject.php'; /* We keep the first three 20-notice pages, plus one for pagination check, * in the memcached cache. */ define('NOTICE_CACHE_WINDOW', 61); define('MAX_BOXCARS', 128); class Notice extends Memcached_DataObject { ###START_AUTOCODE /* the code below is auto generated do not remove the above tag */ public $__table = 'notice'; // table name public $id; // int(4) primary_key not_null public $profile_id; // int(4) multiple_key not_null public $uri; // varchar(255) unique_key public $content; // text public $rendered; // text public $url; // varchar(255) public $created; // datetime multiple_key not_null default_0000-00-00%2000%3A00%3A00 public $modified; // timestamp not_null default_CURRENT_TIMESTAMP public $reply_to; // int(4) public $is_local; // int(4) public $source; // varchar(32) public $conversation; // int(4) public $lat; // decimal(10,7) public $lon; // decimal(10,7) public $location_id; // int(4) public $location_ns; // int(4) public $repeat_of; // int(4) /* Static get */ function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Notice',$k,$v); } /* the code above is auto generated do not remove the tag below */ ###END_AUTOCODE /* Notice types */ const LOCAL_PUBLIC = 1; const REMOTE_OMB = 0; const LOCAL_NONPUBLIC = -1; const GATEWAY = -2; function getProfile() { return Profile::staticGet('id', $this->profile_id); } function delete() { $this->blowCaches(true); $this->blowFavesCache(true); $this->blowSubsCache(true); // For auditing purposes, save a record that the notice // was deleted. $deleted = new Deleted_notice(); $deleted->id = $this->id; $deleted->profile_id = $this->profile_id; $deleted->uri = $this->uri; $deleted->created = $this->created; $deleted->deleted = common_sql_now(); $this->query('BEGIN'); $deleted->insert(); //Null any notices that are replies to this notice $this->query(sprintf("UPDATE notice set reply_to = null WHERE reply_to = %d", $this->id)); //Null any notices that are repeats of this notice //XXX: probably need to uncache these, too $this->query(sprintf("UPDATE notice set repeat_of = null WHERE repeat_of = %d", $this->id)); $related = array('Reply', 'Fave', 'Notice_tag', 'Group_inbox', 'Queue_item'); foreach ($related as $cls) { $inst = new $cls(); $inst->notice_id = $this->id; $inst->delete(); } $result = parent::delete(); $this->query('COMMIT'); } function saveTags() { /* extract all #hastags */ $count = preg_match_all('/(?:^|\s)#([\pL\pN_\-\.]{1,64})/', strtolower($this->content), $match); if (!$count) { return true; } //turn each into their canonical tag //this is needed to remove dupes before saving e.g. #hash.tag = #hashtag $hashtags = array(); for($i=0; $i<count($match[1]); $i++) { $hashtags[] = common_canonical_tag($match[1][$i]); } /* Add them to the database */ foreach(array_unique($hashtags) as $hashtag) { /* elide characters we don't want in the tag */ $this->saveTag($hashtag); } return true; } function saveTag($hashtag) { $tag = new Notice_tag(); $tag->notice_id = $this->id; $tag->tag = $hashtag; $tag->created = $this->created; $id = $tag->insert(); if (!$id) { throw new ServerException(sprintf(_('DB error inserting hashtag: %s'), $last_error->message)); return; } } /** * Save a new notice and push it out to subscribers' inboxes. * Poster's permissions are checked before sending. * * @param int $profile_id Profile ID of the poster * @param string $content source message text; links may be shortened * per current user's preference * @param string $source source key ('web', 'api', etc) * @param array $options Associative array of optional properties: * string 'created' timestamp of notice; defaults to now * int 'is_local' source/gateway ID, one of: * Notice::LOCAL_PUBLIC - Local, ok to appear in public timeline * Notice::REMOTE_OMB - Sent from a remote OMB service; * hide from public timeline but show in * local "and friends" timelines * Notice::LOCAL_NONPUBLIC - Local, but hide from public timeline * Notice::GATEWAY - From another non-OMB service; * will not appear in public views * float 'lat' decimal latitude for geolocation * float 'lon' decimal longitude for geolocation * int 'location_id' geoname identifier * int 'location_ns' geoname namespace to interpret location_id * int 'reply_to'; notice ID this is a reply to * int 'repeat_of'; notice ID this is a repeat of * string 'uri' permalink to notice; defaults to local notice URL * * @return Notice * @throws ClientException */ static function saveNew($profile_id, $content, $source, $options=null) { $defaults = array('uri' => null, 'reply_to' => null, 'repeat_of' => null); if (!empty($options)) { $options = $options + $defaults; extract($options); } if (!isset($is_local)) { $is_local = Notice::LOCAL_PUBLIC; } $profile = Profile::staticGet($profile_id); $final = common_shorten_links($content); if (Notice::contentTooLong($final)) { throw new ClientException(_('Problem saving notice. Too long.')); } if (empty($profile)) { throw new ClientException(_('Problem saving notice. Unknown user.')); } if (common_config('throttle', 'enabled') && !Notice::checkEditThrottle($profile_id)) { common_log(LOG_WARNING, 'Excessive posting by profile #' . $profile_id . '; throttled.'); throw new ClientException(_('Too many notices too fast; take a breather '. 'and post again in a few minutes.')); } if (common_config('site', 'dupelimit') > 0 && !Notice::checkDupes($profile_id, $final)) { common_log(LOG_WARNING, 'Dupe posting by profile #' . $profile_id . '; throttled.'); throw new ClientException(_('Too many duplicate messages too quickly;'. ' take a breather and post again in a few minutes.')); } if (!$profile->hasRight(Right::NEWNOTICE)) { common_log(LOG_WARNING, "Attempted post from user disallowed to post: " . $profile->nickname); throw new ClientException(_('You are banned from posting notices on this site.')); } $notice = new Notice(); $notice->profile_id = $profile_id; $autosource = common_config('public', 'autosource'); # Sandboxed are non-false, but not 1, either if (!$profile->hasRight(Right::PUBLICNOTICE) || ($source && $autosource && in_array($source, $autosource))) { $notice->is_local = Notice::LOCAL_NONPUBLIC; } else { $notice->is_local = $is_local; } if (!empty($created)) { $notice->created = $created; } else { $notice->created = common_sql_now(); } $notice->content = $final; $notice->rendered = common_render_content($final, $notice); $notice->source = $source; $notice->uri = $uri; // Handle repeat case if (isset($repeat_of)) { $notice->repeat_of = $repeat_of; } else { $notice->reply_to = self::getReplyTo($reply_to, $profile_id, $source, $final); } if (!empty($notice->reply_to)) { $reply = Notice::staticGet('id', $notice->reply_to); $notice->conversation = $reply->conversation; } if (!empty($lat) && !empty($lon)) { $notice->lat = $lat; $notice->lon = $lon; } if (!empty($location_ns) && !empty($location_id)) { $notice->location_id = $location_id; $notice->location_ns = $location_ns; } if (Event::handle('StartNoticeSave', array(&$notice))) { // XXX: some of these functions write to the DB $id = $notice->insert(); if (!$id) { common_log_db_error($notice, 'INSERT', __FILE__); throw new ServerException(_('Problem saving notice.')); } // Update ID-dependent columns: URI, conversation $orig = clone($notice); $changed = false; if (empty($uri)) { $notice->uri = common_notice_uri($notice); $changed = true; } // If it's not part of a conversation, it's // the beginning of a new conversation. if (empty($notice->conversation)) { $notice->conversation = $notice->id; $changed = true; } if ($changed) { if (!$notice->update($orig)) { common_log_db_error($notice, 'UPDATE', __FILE__); throw new ServerException(_('Problem saving notice.')); } } // XXX: do we need to change this for remote users? $notice->saveTags(); $groups = $notice->saveGroups(); $recipients = $notice->saveReplies(); $notice->addToInboxes($groups, $recipients); $notice->saveUrls(); Event::handle('EndNoticeSave', array($notice)); } # Clear the cache for subscribed users, so they'll update at next request # XXX: someone clever could prepend instead of clearing the cache $notice->blowCaches(); return $notice; } /** save all urls in the notice to the db * * follow redirects and save all available file information * (mimetype, date, size, oembed, etc.) * * @return void */ function saveUrls() { common_replace_urls_callback($this->content, array($this, 'saveUrl'), $this->id); } function saveUrl($data) { list($url, $notice_id) = $data; File::processNew($url, $notice_id); } static function checkDupes($profile_id, $content) { $profile = Profile::staticGet($profile_id); if (empty($profile)) { return false; } $notice = $profile->getNotices(0, NOTICE_CACHE_WINDOW); if (!empty($notice)) { $last = 0; while ($notice->fetch()) { if (time() - strtotime($notice->created) >= common_config('site', 'dupelimit')) { return true; } else if ($notice->content == $content) { return false; } } } # If we get here, oldest item in cache window is not # old enough for dupe limit; do direct check against DB $notice = new Notice(); $notice->profile_id = $profile_id; $notice->content = $content; if (common_config('db','type') == 'pgsql') $notice->whereAdd('extract(epoch from now() - created) < ' . common_config('site', 'dupelimit')); else $notice->whereAdd('now() - created < ' . common_config('site', 'dupelimit')); $cnt = $notice->count(); return ($cnt == 0); } static function checkEditThrottle($profile_id) { $profile = Profile::staticGet($profile_id); if (empty($profile)) { return false; } # Get the Nth notice $notice = $profile->getNotices(common_config('throttle', 'count') - 1, 1); if ($notice && $notice->fetch()) { # If the Nth notice was posted less than timespan seconds ago if (time() - strtotime($notice->created) <= common_config('throttle', 'timespan')) { # Then we throttle return false; } } # Either not N notices in the stream, OR the Nth was not posted within timespan seconds return true; } function getUploadedAttachment() { $post = clone $this; $query = 'select file.url as up, file.id as i from file join file_to_post on file.id = file_id where post_id=' . $post->escape($post->id) . ' and url like "%/notice/%/file"'; $post->query($query); $post->fetch(); if (empty($post->up) || empty($post->i)) { $ret = false; } else { $ret = array($post->up, $post->i); } $post->free(); return $ret; } function hasAttachments() { $post = clone $this; $query = "select count(file_id) as n_attachments from file join file_to_post on (file_id = file.id) join notice on (post_id = notice.id) where post_id = " . $post->escape($post->id); $post->query($query); $post->fetch(); $n_attachments = intval($post->n_attachments); $post->free(); return $n_attachments; } function attachments() { // XXX: cache this $att = array(); $f2p = new File_to_post; $f2p->post_id = $this->id; if ($f2p->find()) { while ($f2p->fetch()) { $f = File::staticGet($f2p->file_id); $att[] = clone($f); } } return $att; } function blowCaches($blowLast=false) { $this->blowSubsCache($blowLast); $this->blowNoticeCache($blowLast); $this->blowRepliesCache($blowLast); $this->blowPublicCache($blowLast); $this->blowTagCache($blowLast); $this->blowGroupCache($blowLast); $this->blowConversationCache($blowLast); $this->blowRepeatCache(); $profile = Profile::staticGet($this->profile_id); $profile->blowNoticeCount(); } function blowRepeatCache() { if (!empty($this->repeat_of)) { $cache = common_memcache(); if (!empty($cache)) { // XXX: only blow if <100 in cache $ck = common_cache_key('notice:repeats:'.$this->repeat_of); $result = $cache->delete($ck); $user = User::staticGet('id', $this->profile_id); if (!empty($user)) { $uk = common_cache_key('user:repeated_by_me:'.$user->id); $cache->delete($uk); $user->free(); unset($user); } $original = Notice::staticGet('id', $this->repeat_of); if (!empty($original)) { $originalUser = User::staticGet('id', $original->profile_id); if (!empty($originalUser)) { $ouk = common_cache_key('user:repeats_of_me:'.$originalUser->id); $cache->delete($ouk); $originalUser->free(); unset($originalUser); } $original->free(); unset($original); } } } } function blowConversationCache($blowLast=false) { $cache = common_memcache(); if ($cache) { $ck = common_cache_key('notice:conversation_ids:'.$this->conversation); $cache->delete($ck); if ($blowLast) { $cache->delete($ck.';last'); } } } function blowGroupCache($blowLast=false) { $cache = common_memcache(); if ($cache) { $group_inbox = new Group_inbox(); $group_inbox->notice_id = $this->id; if ($group_inbox->find()) { while ($group_inbox->fetch()) { $cache->delete(common_cache_key('user_group:notice_ids:' . $group_inbox->group_id)); if ($blowLast) { $cache->delete(common_cache_key('user_group:notice_ids:' . $group_inbox->group_id.';last')); } $member = new Group_member(); $member->group_id = $group_inbox->group_id; if ($member->find()) { while ($member->fetch()) { $cache->delete(common_cache_key('notice_inbox:by_user:' . $member->profile_id)); $cache->delete(common_cache_key('notice_inbox:by_user_own:' . $member->profile_id)); if (empty($this->repeat_of)) { $cache->delete(common_cache_key('user:friends_timeline:' . $member->profile_id)); $cache->delete(common_cache_key('user:friends_timeline_own:' . $member->profile_id)); } if ($blowLast) { $cache->delete(common_cache_key('notice_inbox:by_user:' . $member->profile_id . ';last')); $cache->delete(common_cache_key('notice_inbox:by_user_own:' . $member->profile_id . ';last')); if (empty($this->repeat_of)) { $cache->delete(common_cache_key('user:friends_timeline:' . $member->profile_id . ';last')); $cache->delete(common_cache_key('user:friends_timeline_own:' . $member->profile_id . ';last')); } } } } } } $group_inbox->free(); unset($group_inbox); } } function blowTagCache($blowLast=false) { $cache = common_memcache(); if ($cache) { $tag = new Notice_tag(); $tag->notice_id = $this->id; if ($tag->find()) { while ($tag->fetch()) { $tag->blowCache($blowLast); $ck = 'profile:notice_ids_tagged:' . $this->profile_id . ':' . $tag->tag; $cache->delete($ck); if ($blowLast) { $cache->delete($ck . ';last'); } } } $tag->free(); unset($tag); } } function blowSubsCache($blowLast=false) { $cache = common_memcache(); if ($cache) { $user = new User(); $UT = common_config('db','type')=='pgsql'?'"user"':'user'; $user->query('SELECT id ' . "FROM $UT JOIN subscription ON $UT.id = subscription.subscriber " . 'WHERE subscription.subscribed = ' . $this->profile_id); while ($user->fetch()) { $cache->delete(common_cache_key('notice_inbox:by_user:'.$user->id)); $cache->delete(common_cache_key('notice_inbox:by_user_own:'.$user->id)); if (empty($this->repeat_of)) { $cache->delete(common_cache_key('user:friends_timeline:'.$user->id)); $cache->delete(common_cache_key('user:friends_timeline_own:'.$user->id)); } if ($blowLast) { $cache->delete(common_cache_key('notice_inbox:by_user:'.$user->id.';last')); $cache->delete(common_cache_key('notice_inbox:by_user_own:'.$user->id.';last')); if (empty($this->repeat_of)) { $cache->delete(common_cache_key('user:friends_timeline:'.$user->id.';last')); $cache->delete(common_cache_key('user:friends_timeline_own:'.$user->id.';last')); } } } $user->free(); unset($user); } } function blowNoticeCache($blowLast=false) { if ($this->is_local) { $cache = common_memcache(); if (!empty($cache)) { $cache->delete(common_cache_key('profile:notice_ids:'.$this->profile_id)); if ($blowLast) { $cache->delete(common_cache_key('profile:notice_ids:'.$this->profile_id.';last')); } } } } function blowRepliesCache($blowLast=false) { $cache = common_memcache(); if ($cache) { $reply = new Reply(); $reply->notice_id = $this->id; if ($reply->find()) { while ($reply->fetch()) { $cache->delete(common_cache_key('reply:stream:'.$reply->profile_id)); if ($blowLast) { $cache->delete(common_cache_key('reply:stream:'.$reply->profile_id.';last')); } } } $reply->free(); unset($reply); } } function blowPublicCache($blowLast=false) { if ($this->is_local == Notice::LOCAL_PUBLIC) { $cache = common_memcache(); if ($cache) { $cache->delete(common_cache_key('public')); if ($blowLast) { $cache->delete(common_cache_key('public').';last'); } } } } function blowFavesCache($blowLast=false) { $cache = common_memcache(); if ($cache) { $fave = new Fave(); $fave->notice_id = $this->id; if ($fave->find()) { while ($fave->fetch()) { $cache->delete(common_cache_key('fave:ids_by_user:'.$fave->user_id)); $cache->delete(common_cache_key('fave:by_user_own:'.$fave->user_id)); if ($blowLast) { $cache->delete(common_cache_key('fave:ids_by_user:'.$fave->user_id.';last')); $cache->delete(common_cache_key('fave:by_user_own:'.$fave->user_id.';last')); } } } $fave->free(); unset($fave); } } function getStreamByIds($ids) { $cache = common_memcache(); if (!empty($cache)) { $notices = array(); foreach ($ids as $id) { $n = Notice::staticGet('id', $id); if (!empty($n)) { $notices[] = $n; } } return new ArrayWrapper($notices); } else { $notice = new Notice(); if (empty($ids)) { //if no IDs requested, just return the notice object return $notice; } $notice->whereAdd('id in (' . implode(', ', $ids) . ')'); $notice->find(); $temp = array(); while ($notice->fetch()) { $temp[$notice->id] = clone($notice); } $wrapped = array(); foreach ($ids as $id) { if (array_key_exists($id, $temp)) { $wrapped[] = $temp[$id]; } } return new ArrayWrapper($wrapped); } } function publicStream($offset=0, $limit=20, $since_id=0, $max_id=0, $since=null) { $ids = Notice::stream(array('Notice', '_publicStreamDirect'), array(), 'public', $offset, $limit, $since_id, $max_id, $since); return Notice::getStreamByIds($ids); } function _publicStreamDirect($offset=0, $limit=20, $since_id=0, $max_id=0, $since=null) { $notice = new Notice(); $notice->selectAdd(); // clears it $notice->selectAdd('id'); $notice->orderBy('id DESC'); if (!is_null($offset)) { $notice->limit($offset, $limit); } if (common_config('public', 'localonly')) { $notice->whereAdd('is_local = ' . Notice::LOCAL_PUBLIC); } else { # -1 == blacklisted, -2 == gateway (i.e. Twitter) $notice->whereAdd('is_local !='. Notice::LOCAL_NONPUBLIC); $notice->whereAdd('is_local !='. Notice::GATEWAY); } if ($since_id != 0) { $notice->whereAdd('id > ' . $since_id); } if ($max_id != 0) { $notice->whereAdd('id <= ' . $max_id); } if (!is_null($since)) { $notice->whereAdd('created > \'' . date('Y-m-d H:i:s', $since) . '\''); } $ids = array(); if ($notice->find()) { while ($notice->fetch()) { $ids[] = $notice->id; } } $notice->free(); $notice = NULL; return $ids; } function conversationStream($id, $offset=0, $limit=20, $since_id=0, $max_id=0, $since=null) { $ids = Notice::stream(array('Notice', '_conversationStreamDirect'), array($id), 'notice:conversation_ids:'.$id, $offset, $limit, $since_id, $max_id, $since); return Notice::getStreamByIds($ids); } function _conversationStreamDirect($id, $offset=0, $limit=20, $since_id=0, $max_id=0, $since=null) { $notice = new Notice(); $notice->selectAdd(); // clears it $notice->selectAdd('id'); $notice->conversation = $id; $notice->orderBy('id DESC'); if (!is_null($offset)) { $notice->limit($offset, $limit); } if ($since_id != 0) { $notice->whereAdd('id > ' . $since_id); } if ($max_id != 0) { $notice->whereAdd('id <= ' . $max_id); } if (!is_null($since)) { $notice->whereAdd('created > \'' . date('Y-m-d H:i:s', $since) . '\''); } $ids = array(); if ($notice->find()) { while ($notice->fetch()) { $ids[] = $notice->id; } } $notice->free(); $notice = NULL; return $ids; } /** * @param $groups array of Group *objects* * @param $recipients array of profile *ids* */ function whoGets($groups=null, $recipients=null) { $c = self::memcache(); if (!empty($c)) { $ni = $c->get(common_cache_key('notice:who_gets:'.$this->id)); if ($ni !== false) { return $ni; } } if (is_null($groups)) { $groups = $this->getGroups(); } if (is_null($recipients)) { $recipients = $this->getReplies(); } $users = $this->getSubscribedUsers(); // FIXME: kind of ignoring 'transitional'... // we'll probably stop supporting inboxless mode // in 0.9.x $ni = array(); foreach ($users as $id) { $ni[$id] = NOTICE_INBOX_SOURCE_SUB; } $profile = $this->getProfile(); foreach ($groups as $group) { $users = $group->getUserMembers(); foreach ($users as $id) { if (!array_key_exists($id, $ni)) { $user = User::staticGet('id', $id); if (!$user->hasBlocked($profile)) { $ni[$id] = NOTICE_INBOX_SOURCE_GROUP; } } } } foreach ($recipients as $recipient) { if (!array_key_exists($recipient, $ni)) { $recipientUser = User::staticGet('id', $recipient); if (!empty($recipientUser)) { $ni[$recipient] = NOTICE_INBOX_SOURCE_REPLY; } } } if (!empty($c)) { // XXX: pack this data better $c->set(common_cache_key('notice:who_gets:'.$this->id), $ni); } return $ni; } function addToInboxes($groups, $recipients) { $ni = $this->whoGets($groups, $recipients); Inbox::bulkInsert($this->id, array_keys($ni)); return; } function getSubscribedUsers() { $user = new User(); if(common_config('db','quote_identifiers')) $user_table = '"user"'; else $user_table = 'user'; $qry = 'SELECT id ' . 'FROM '. $user_table .' JOIN subscription '. 'ON '. $user_table .'.id = subscription.subscriber ' . 'WHERE subscription.subscribed = %d '; $user->query(sprintf($qry, $this->profile_id)); $ids = array(); while ($user->fetch()) { $ids[] = $user->id; } $user->free(); return $ids; } /** * @return array of Group objects */ function saveGroups() { // Don't save groups for repeats if (!empty($this->repeat_of)) { return array(); } $groups = array(); /* extract all !group */ $count = preg_match_all('/(?:^|\s)!([A-Za-z0-9]{1,64})/', strtolower($this->content), $match); if (!$count) { return $groups; } $profile = $this->getProfile(); /* Add them to the database */ foreach (array_unique($match[1]) as $nickname) { /* XXX: remote groups. */ $group = User_group::getForNickname($nickname); if (empty($group)) { continue; } // we automatically add a tag for every group name, too $tag = Notice_tag::pkeyGet(array('tag' => common_canonical_tag($nickname), 'notice_id' => $this->id)); if (is_null($tag)) { $this->saveTag($nickname); } if ($profile->isMember($group)) { $result = $this->addToGroupInbox($group); if (!$result) { common_log_db_error($gi, 'INSERT', __FILE__); } $groups[] = clone($group); } } return $groups; } function addToGroupInbox($group) { $gi = Group_inbox::pkeyGet(array('group_id' => $group->id, 'notice_id' => $this->id)); if (empty($gi)) { $gi = new Group_inbox(); $gi->group_id = $group->id; $gi->notice_id = $this->id; $gi->created = $this->created; return $gi->insert(); } return true; } /** * @return array of integer profile IDs */ function saveReplies() { // Don't save reply data for repeats if (!empty($this->repeat_of)) { return array(); } // Alternative reply format $tname = false; if (preg_match('/^T ([A-Z0-9]{1,64}) /', $this->content, $match)) { $tname = $match[1]; } // extract all @messages $cnt = preg_match_all('/(?:^|\s)@([a-z0-9]{1,64})/', $this->content, $match); $names = array(); if ($cnt || $tname) { // XXX: is there another way to make an array copy? $names = ($tname) ? array_unique(array_merge(array(strtolower($tname)), $match[1])) : array_unique($match[1]); } $sender = Profile::staticGet($this->profile_id); $replied = array(); // store replied only for first @ (what user/notice what the reply directed, // we assume first @ is it) for ($i=0; $i<count($names); $i++) { $nickname = $names[$i]; $recipient = common_relative_profile($sender, $nickname, $this->created); if (empty($recipient)) { continue; } // Don't save replies from blocked profile to local user $recipient_user = User::staticGet('id', $recipient->id); if (!empty($recipient_user) && $recipient_user->hasBlocked($sender)) { continue; } $reply = new Reply(); $reply->notice_id = $this->id; $reply->profile_id = $recipient->id; $id = $reply->insert(); if (!$id) { $last_error = &PEAR::getStaticProperty('DB_DataObject','lastError'); common_log(LOG_ERR, 'DB error inserting reply: ' . $last_error->message); common_server_error(sprintf(_('DB error inserting reply: %s'), $last_error->message)); return array(); } else { $replied[$recipient->id] = 1; } } // Hash format replies, too $cnt = preg_match_all('/(?:^|\s)@#([a-z0-9]{1,64})/', $this->content, $match); if ($cnt) { foreach ($match[1] as $tag) { $tagged = Profile_tag::getTagged($sender->id, $tag); foreach ($tagged as $t) { if (!$replied[$t->id]) { // Don't save replies from blocked profile to local user $t_user = User::staticGet('id', $t->id); if ($t_user && $t_user->hasBlocked($sender)) { continue; } $reply = new Reply(); $reply->notice_id = $this->id; $reply->profile_id = $t->id; $id = $reply->insert(); if (!$id) { common_log_db_error($reply, 'INSERT', __FILE__); return array(); } else { $replied[$recipient->id] = 1; } } } } } $recipientIds = array_keys($replied); foreach ($recipientIds as $recipientId) { $user = User::staticGet('id', $recipientId); if ($user) { mail_notify_attn($user, $this); } } return $recipientIds; } function getReplies() { // XXX: cache me $ids = array(); $reply = new Reply(); $reply->selectAdd(); $reply->selectAdd('profile_id'); $reply->notice_id = $this->id; if ($reply->find()) { while($reply->fetch()) { $ids[] = $reply->profile_id; } } $reply->free(); return $ids; } /** * Same calculation as saveGroups but without the saving * @fixme merge the functions * @return array of Group objects */ function getGroups() { // Don't save groups for repeats if (!empty($this->repeat_of)) { return array(); } // XXX: cache me $groups = array(); $gi = new Group_inbox(); $gi->selectAdd(); $gi->selectAdd('group_id'); $gi->notice_id = $this->id; if ($gi->find()) { while ($gi->fetch()) { $groups[] = clone($gi); } } $gi->free(); return $groups; } function asAtomEntry($namespace=false, $source=false) { $profile = $this->getProfile(); $xs = new XMLStringer(true); if ($namespace) { $attrs = array('xmlns' => 'http://www.w3.org/2005/Atom', 'xmlns:thr' => 'http://purl.org/syndication/thread/1.0'); } else { $attrs = array(); } $xs->elementStart('entry', $attrs); if ($source) { $xs->elementStart('source'); $xs->element('title', null, $profile->nickname . " - " . common_config('site', 'name')); $xs->element('link', array('href' => $profile->profileurl)); $user = User::staticGet('id', $profile->id); if (!empty($user)) { $atom_feed = common_local_url('ApiTimelineUser', array('format' => 'atom', 'id' => $profile->nickname)); $xs->element('link', array('rel' => 'self', 'type' => 'application/atom+xml', 'href' => $profile->profileurl)); $xs->element('link', array('rel' => 'license', 'href' => common_config('license', 'url'))); } $xs->element('icon', null, $profile->avatarUrl(AVATAR_PROFILE_SIZE)); } $xs->elementStart('author'); $xs->element('name', null, $profile->nickname); $xs->element('uri', null, $profile->profileurl); $xs->elementEnd('author'); if ($source) { $xs->elementEnd('source'); } $xs->element('title', null, $this->content); $xs->element('summary', null, $this->content); $xs->element('link', array('rel' => 'alternate', 'href' => $this->bestUrl())); $xs->element('id', null, $this->uri); $xs->element('published', null, common_date_w3dtf($this->created)); $xs->element('updated', null, common_date_w3dtf($this->created)); if ($this->reply_to) { $reply_notice = Notice::staticGet('id', $this->reply_to); if (!empty($reply_notice)) { $xs->element('link', array('rel' => 'related', 'href' => $reply_notice->bestUrl())); $xs->element('thr:in-reply-to', array('ref' => $reply_notice->uri, 'href' => $reply_notice->bestUrl())); } } $xs->element('content', array('type' => 'html'), $this->rendered); $tag = new Notice_tag(); $tag->notice_id = $this->id; if ($tag->find()) { while ($tag->fetch()) { $xs->element('category', array('term' => $tag->tag)); } } $tag->free(); # Enclosures $attachments = $this->attachments(); if($attachments){ foreach($attachments as $attachment){ $enclosure=$attachment->getEnclosure(); if ($enclosure) { $attributes = array('rel'=>'enclosure','href'=>$enclosure->url,'type'=>$enclosure->mimetype,'length'=>$enclosure->size); if($enclosure->title){ $attributes['title']=$enclosure->title; } $xs->element('link', $attributes, null); } } } if (!empty($this->lat) && !empty($this->lon)) { $xs->elementStart('geo', array('xmlns:georss' => 'http://www.georss.org/georss')); $xs->element('georss:point', null, $this->lat . ' ' . $this->lon); $xs->elementEnd('geo'); } $xs->elementEnd('entry'); return $xs->getString(); } function bestUrl() { if (!empty($this->url)) { return $this->url; } else if (!empty($this->uri) && preg_match('/^https?:/', $this->uri)) { return $this->uri; } else { return common_local_url('shownotice', array('notice' => $this->id)); } } function stream($fn, $args, $cachekey, $offset=0, $limit=20, $since_id=0, $max_id=0, $since=null) { $cache = common_memcache(); if (empty($cache) || $since_id != 0 || $max_id != 0 || (!is_null($since) && $since > 0) || is_null($limit) || ($offset + $limit) > NOTICE_CACHE_WINDOW) { return call_user_func_array($fn, array_merge($args, array($offset, $limit, $since_id, $max_id, $since))); } $idkey = common_cache_key($cachekey); $idstr = $cache->get($idkey); if ($idstr !== false) { // Cache hit! Woohoo! $window = explode(',', $idstr); $ids = array_slice($window, $offset, $limit); return $ids; } $laststr = $cache->get($idkey.';last'); if ($laststr !== false) { $window = explode(',', $laststr); $last_id = $window[0]; $new_ids = call_user_func_array($fn, array_merge($args, array(0, NOTICE_CACHE_WINDOW, $last_id, 0, null))); $new_window = array_merge($new_ids, $window); $new_windowstr = implode(',', $new_window); $result = $cache->set($idkey, $new_windowstr); $result = $cache->set($idkey . ';last', $new_windowstr); $ids = array_slice($new_window, $offset, $limit); return $ids; } $window = call_user_func_array($fn, array_merge($args, array(0, NOTICE_CACHE_WINDOW, 0, 0, null))); $windowstr = implode(',', $window); $result = $cache->set($idkey, $windowstr); $result = $cache->set($idkey . ';last', $windowstr); $ids = array_slice($window, $offset, $limit); return $ids; } /** * Determine which notice, if any, a new notice is in reply to. * * For conversation tracking, we try to see where this notice fits * in the tree. Rough algorithm is: * * if (reply_to is set and valid) { * return reply_to; * } else if ((source not API or Web) and (content starts with "T NAME" or "@name ")) { * return ID of last notice by initial @name in content; * } * * Note that all @nickname instances will still be used to save "reply" records, * so the notice shows up in the mentioned users' "replies" tab. * * @param integer $reply_to ID passed in by Web or API * @param integer $profile_id ID of author * @param string $source Source tag, like 'web' or 'gwibber' * @param string $content Final notice content * * @return integer ID of replied-to notice, or null for not a reply. */ static function getReplyTo($reply_to, $profile_id, $source, $content) { static $lb = array('xmpp', 'mail', 'sms', 'omb'); // If $reply_to is specified, we check that it exists, and then // return it if it does if (!empty($reply_to)) { $reply_notice = Notice::staticGet('id', $reply_to); if (!empty($reply_notice)) { return $reply_to; } } // If it's not a "low bandwidth" source (one where you can't set // a reply_to argument), we return. This is mostly web and API // clients. if (!in_array($source, $lb)) { return null; } // Is there an initial @ or T? if (preg_match('/^T ([A-Z0-9]{1,64}) /', $content, $match) || preg_match('/^@([a-z0-9]{1,64})\s+/', $content, $match)) { $nickname = common_canonical_nickname($match[1]); } else { return null; } // Figure out who that is. $sender = Profile::staticGet('id', $profile_id); $recipient = common_relative_profile($sender, $nickname, common_sql_now()); if (empty($recipient)) { return null; } // Get their last notice $last = $recipient->getCurrentNotice(); if (!empty($last)) { return $last->id; } } static function maxContent() { $contentlimit = common_config('notice', 'contentlimit'); // null => use global limit (distinct from 0!) if (is_null($contentlimit)) { $contentlimit = common_config('site', 'textlimit'); } return $contentlimit; } static function contentTooLong($content) { $contentlimit = self::maxContent(); return ($contentlimit > 0 && !empty($content) && (mb_strlen($content) > $contentlimit)); } function getLocation() { $location = null; if (!empty($this->location_id) && !empty($this->location_ns)) { $location = Location::fromId($this->location_id, $this->location_ns); } if (is_null($location)) { // no ID, or Location::fromId() failed if (!empty($this->lat) && !empty($this->lon)) { $location = Location::fromLatLon($this->lat, $this->lon); } } return $location; } function repeat($repeater_id, $source) { $author = Profile::staticGet('id', $this->profile_id); $content = sprintf(_('RT @%1$s %2$s'), $author->nickname, $this->content); $maxlen = common_config('site', 'textlimit'); if ($maxlen > 0 && mb_strlen($content) > $maxlen) { // Web interface and current Twitter API clients will // pull the original notice's text, but some older // clients and RSS/Atom feeds will see this trimmed text. // // Unfortunately this is likely to lose tags or URLs // at the end of long notices. $content = mb_substr($content, 0, $maxlen - 4) . ' ...'; } return self::saveNew($repeater_id, $content, $source, array('repeat_of' => $this->id)); } // These are supposed to be in chron order! function repeatStream($limit=100) { $cache = common_memcache(); if (empty($cache)) { $ids = $this->_repeatStreamDirect($limit); } else { $idstr = $cache->get(common_cache_key('notice:repeats:'.$this->id)); if ($idstr !== false) { $ids = explode(',', $idstr); } else { $ids = $this->_repeatStreamDirect(100); $cache->set(common_cache_key('notice:repeats:'.$this->id), implode(',', $ids)); } if ($limit < 100) { // We do a max of 100, so slice down to limit $ids = array_slice($ids, 0, $limit); } } return Notice::getStreamByIds($ids); } function _repeatStreamDirect($limit) { $notice = new Notice(); $notice->selectAdd(); // clears it $notice->selectAdd('id'); $notice->repeat_of = $this->id; $notice->orderBy('created'); // NB: asc! if (!is_null($offset)) { $notice->limit($offset, $limit); } $ids = array(); if ($notice->find()) { while ($notice->fetch()) { $ids[] = $notice->id; } } $notice->free(); $notice = NULL; return $ids; } function locationOptions($lat, $lon, $location_id, $location_ns, $profile = null) { $options = array(); if (!empty($location_id) && !empty($location_ns)) { $options['location_id'] = $location_id; $options['location_ns'] = $location_ns; $location = Location::fromId($location_id, $location_ns); if (!empty($location)) { $options['lat'] = $location->lat; $options['lon'] = $location->lon; } } else if (!empty($lat) && !empty($lon)) { $options['lat'] = $lat; $options['lon'] = $lon; $location = Location::fromLatLon($lat, $lon); if (!empty($location)) { $options['location_id'] = $location->location_id; $options['location_ns'] = $location->location_ns; } } else if (!empty($profile)) { if (isset($profile->lat) && isset($profile->lon)) { $options['lat'] = $profile->lat; $options['lon'] = $profile->lon; } if (isset($profile->location_id) && isset($profile->location_ns)) { $options['location_id'] = $profile->location_id; $options['location_ns'] = $profile->location_ns; } } return $options; } }