216 lines
7.4 KiB
PHP
216 lines
7.4 KiB
PHP
<?php
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/**
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* Data class for group direct messages
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*
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* PHP version 5
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*
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* @category Data
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
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* @link http://status.net/
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*
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* StatusNet - the distributed open-source microblogging tool
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* Copyright (C) 2009, StatusNet, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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if (!defined('STATUSNET')) {
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exit(1);
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}
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require_once INSTALLDIR . '/classes/Memcached_DataObject.php';
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/**
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* Data class for group direct messages
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*
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* @category PrivateGroup
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
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* @link http://status.net/
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*
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* @see DB_DataObject
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*/
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class Group_message extends Memcached_DataObject
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{
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public $__table = 'group_message'; // table name
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public $id; // char(36) primary_key not_null
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public $uri; // varchar(255)
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public $from_profile; // int
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public $to_group; // int
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public $content;
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public $rendered;
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public $url;
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public $created;
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/**
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* Get an instance by key
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*
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* This is a utility method to get a single instance with a given key value.
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*
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* @param string $k Key to use to lookup (usually 'user_id' for this class)
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* @param mixed $v Value to lookup
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*
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* @return Group_message object found, or null for no hits
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*
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*/
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function staticGet($k, $v=null)
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{
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return Memcached_DataObject::staticGet('Group_message', $k, $v);
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}
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/**
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* return table definition for DB_DataObject
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*
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* DB_DataObject needs to know something about the table to manipulate
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* instances. This method provides all the DB_DataObject needs to know.
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*
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* @return array array of column definitions
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*/
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function table()
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{
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return array('id' => DB_DATAOBJECT_STR + DB_DATAOBJECT_NOTNULL,
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'uri' => DB_DATAOBJECT_STR + DB_DATAOBJECT_NOTNULL,
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'from_profile' => DB_DATAOBJECT_INT + DB_DATAOBJECT_NOTNULL,
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'to_group' => DB_DATAOBJECT_INT + DB_DATAOBJECT_NOTNULL,
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'content' => DB_DATAOBJECT_STR + DB_DATAOBJECT_NOTNULL,
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'rendered' => DB_DATAOBJECT_STR + DB_DATAOBJECT_NOTNULL,
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'url' => DB_DATAOBJECT_STR,
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'created' => DB_DATAOBJECT_STR + DB_DATAOBJECT_DATE + DB_DATAOBJECT_TIME + DB_DATAOBJECT_NOTNULL);
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}
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/**
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* return key definitions for DB_DataObject
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*
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* DB_DataObject needs to know about keys that the table has, since it
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* won't appear in StatusNet's own keys list. In most cases, this will
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* simply reference your keyTypes() function.
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*
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* @return array list of key field names
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*/
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function keys()
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{
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return array_keys($this->keyTypes());
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}
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/**
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* return key definitions for Memcached_DataObject
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*
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* @return array associative array of key definitions, field name to type:
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* 'K' for primary key: for compound keys, add an entry for each component;
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* 'U' for unique keys: compound keys are not well supported here.
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*/
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function keyTypes()
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{
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return array('id' => 'K', 'uri' => 'U');
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}
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static function send($user, $group, $text)
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{
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if (!$user->hasRight(Right::NEWMESSAGE)) {
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// XXX: maybe break this out into a separate right
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throw new Exception(sprintf(_('User %s not allowed to send private messages.'),
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$user->nickname));
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}
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$gps = Group_privacy_settings::staticGet('group_id', $group->id);
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if (empty($gps)) {
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// make a fake one with defaults
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$gps = new Group_privacy_settings();
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$gps->allow_privacy = Group_privacy_settings::SOMETIMES;
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$gps->allow_sender = Group_privacy_settings::MEMBER;
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}
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if ($gps->allow_privacy == Group_privacy_settings::NEVER) {
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throw new Exception(sprintf(_('Group %s does not allow private messages.'),
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$group->nickname));
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}
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switch ($gps->allow_sender) {
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case Group_privacy_settings::EVERYONE:
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$profile = $user->getProfile();
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if (Group_block::isBlocked($group, $profile)) {
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throw new Exception(sprintf(_('User %s is blocked from group %s.'),
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$user->nickname,
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$group->nickname));
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}
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break;
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case Group_privacy_settings::MEMBER:
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if (!$user->isMember($group)) {
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throw new Exception(sprintf(_('User %s is not a member of group %s.'),
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$user->nickname,
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$group->nickname));
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}
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break;
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case Group_privacy_settings::ADMIN:
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if (!$user->isAdmin($group)) {
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throw new Exception(sprintf(_('User %s is not an administrator of group %s.'),
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$user->nickname,
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$group->nickname));
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}
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break;
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default:
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throw new Exception(sprintf(_('Unknown privacy settings for group %s.'),
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$group->nickname));
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}
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$text = $user->shortenLinks($text);
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// We use the same limits as for 'regular' private messages.
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if (Message::contentTooLong($text)) {
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throw new Exception(sprintf(_m('That\'s too long. Maximum message size is %d character.',
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'That\'s too long. Maximum message size is %d characters.',
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Message::maxContent()),
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Message::maxContent()));
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}
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// Valid! Let's do this thing!
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$gm = new Group_message();
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$gm->id = UUID::gen();
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$gm->uri = common_local_url('showgroupmessage', array('id' => $gm->id));
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$gm->from_profile = $user->id;
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$gm->to_group = $group->id;
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$gm->content = $text; // XXX: is this cool?!
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$gm->rendered = common_render_text($text);
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$gm->url = $gm->uri;
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$gm->created = common_sql_now();
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// This throws a conniption if there's a problem
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$gm->insert();
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$gm->distribute();
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return $gm;
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}
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function distribute()
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{
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$group = User_group::staticGet('id', $this->to_group);
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$member = $group->getMembers();
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while ($member->fetch()) {
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Group_message_profile::send($this, $member);
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}
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}
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}
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