gnu-social/classes/Conversation.php

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<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* Data class for Conversations
*
* PHP version 5
*
* LICENCE: 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 Data
* @package StatusNet
* @author Zach Copley <zach@status.net>
* @author Mikael Nordfeldth <mmn@hethane.se>
* @copyright 2010 StatusNet Inc.
* @copyright 2009-2014 Free Software Foundation, Inc http://www.fsf.org
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
if (!defined('GNUSOCIAL')) { exit(1); }
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class Conversation extends Managed_DataObject
{
public $__table = 'conversation'; // table name
public $id; // int(4) primary_key not_null
public $uri; // varchar(255) unique_key
public $created; // datetime not_null
public $modified; // timestamp not_null default_CURRENT_TIMESTAMP
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public static function schemaDef()
{
return array(
'fields' => array(
'id' => array('type' => 'int', 'not null' => true, 'description' => 'should be set from root notice id (since 2014-03-01 commit)'),
'uri' => array('type' => 'varchar', 'length' => 255, 'description' => 'URI of the conversation'),
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'created' => array('type' => 'datetime', 'not null' => true, 'description' => 'date this record was created'),
'modified' => array('type' => 'timestamp', 'not null' => true, 'description' => 'date this record was modified'),
),
'primary key' => array('id'),
'unique keys' => array(
'conversation_uri_key' => array('uri'),
),
);
}
/**
* Factory method for creating a new conversation.
*
* Use this for locally initiated conversations. Remote notices should
* preferrably supply their own conversation URIs in the OStatus feed.
*
* @return Conversation the new conversation DO
*/
static function create(Notice $notice)
{
if (empty($notice->id)) {
throw new ServerException(_('Tried to create conversation for not yet inserted notice'));
}
$conv = new Conversation();
$conv->created = common_sql_now();
$conv->id = $notice->id;
$conv->uri = sprintf('%s%s=%d:%s=%s',
TagURI::mint(),
'noticeId', $notice->id,
'objectType', 'thread');
$result = $conv->insert();
if ($result === false) {
common_log_db_error($conv, 'INSERT', __FILE__);
throw new ServerException(_('Failed to create conversation for notice'));
}
return $conv;
}
static function noticeCount($id)
{
$keypart = sprintf('conversation:notice_count:%d', $id);
$cnt = self::cacheGet($keypart);
if ($cnt !== false) {
return $cnt;
}
$notice = new Notice();
$notice->conversation = $id;
$cnt = $notice->count();
self::cacheSet($keypart, $cnt);
return $cnt;
}
static public function getUrlFromNotice(Notice $notice, $anchor=true)
{
$conv = self::getKV('id', $notice->conversation);
return $conv->getUrl($anchor ? $notice->id : null);
}
public function getUri()
{
return $this->uri;
}
public function getUrl($noticeId=null)
{
// FIXME: the URL router should take notice-id as an argument...
return common_local_url('conversation', array('id' => $this->id)) .
($noticeId===null ? '' : "#notice-{$noticeId}");
}
}