gnu-social/classes/Notice.php

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<?php
/*
* Laconica - a distributed open-source microblogging tool
* Copyright (C) 2008, Controlez-Vous, 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/>.
*/
if (!defined('LACONICA')) { exit(1); }
/**
* Table Definition for notice
*/
require_once INSTALLDIR.'/classes/Memcached_DataObject.php';
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) not_null
public $uri; // varchar(255) unique_key
public $content; // varchar(140)
public $rendered; // text()
public $url; // varchar(255)
public $created; // datetime() not_null
public $modified; // timestamp() not_null default_CURRENT_TIMESTAMP
public $reply_to; // int(4)
public $is_local; // tinyint(1)
public $source; // varchar(32)
/* Static get */
function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Notice',$k,$v); }
/* the code above is auto generated do not remove the tag below */
###END_AUTOCODE
function getProfile() {
return Profile::staticGet($this->profile_id);
}
function saveTags() {
/* extract all #hastags */
$count = preg_match_all('/(?:^|\s)#([A-Za-z0-9_\-\.]{1,64})/', strtolower($this->content), $match);
if (!$count) {
return true;
}
/* elide characters we don't want in the tag */
$match[1] = str_replace(array('-', '_', '.'), '', $match[1]);
/* Add them to the database */
foreach(array_unique($match[1]) as $hashtag) {
$tag = DB_DataObject::factory('Notice_tag');
$tag->notice_id = $this->id;
$tag->tag = $hashtag;
$tag->created = $this->created;
$id = $tag->insert();
if (!$id) {
$last_error = PEAR::getStaticProperty('DB_DataObject','lastError');
common_log(LOG_ERR, 'DB error inserting hashtag: ' . $last_error->message);
common_server_error(sprintf(_('DB error inserting hashtag: %s'), $last_error->message));
return;
}
}
return true;
}
static function saveNew($profile_id, $content, $source=NULL, $is_local=1, $reply_to=NULL, $uri=NULL) {
$notice = new Notice();
$notice->profile_id = $profile_id;
$notice->is_local = $is_local;
$notice->reply_to = $reply_to;
$notice->created = common_sql_now();
$notice->content = $content;
$notice->rendered = common_render_content($notice->content, $notice);
$notice->source = $source;
$notice->uri = $uri;
$id = $notice->insert();
if (!$id) {
common_log_db_error($notice, 'INSERT', __FILE__);
return _('Problem saving notice.');
}
# Update the URI after the notice is in the database
if (!$uri) {
$orig = clone($notice);
$notice->uri = common_notice_uri($notice);
if (!$notice->update($orig)) {
return _('Problem saving notice.');
}
}
# XXX: do we need to change this for remote users?
common_save_replies($notice);
$notice->saveTags();
# Clear the cache for subscribed users, so they'll update at next request
# XXX: someone clever could prepend instead of clearing the cache
if (common_config('memcached', 'enabled')) {
$notice->blowSubsCache();
}
return $notice;
}
function blowSubsCache() {
$cache = new Memcache();
if ($cache->connect(common_config('memcached', 'server'), common_config('memcached', 'port'))) {
$user = new User();
$user->query('SELECT id ' .
'FROM user JOIN subscription ON user.id = subscription.subscriber ' .
'WHERE subscription.subscribed = ' . $this->profile_id);
while ($user->fetch()) {
$cache->delete(common_cache_key('user:notices_with_friends:' . $user->id));
}
$user->free();
unset($user);
}
}
}