forked from GNUsocial/gnu-social
		
	
		
			
				
	
	
		
			128 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			128 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?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); }
 | 
						|
 | 
						|
require_once('XMPPHP/XMPP.php');
 | 
						|
 | 
						|
/* Subscribe $user to nickname $other_nickname
 | 
						|
  Returns true or an error message.
 | 
						|
*/
 | 
						|
 | 
						|
function subs_subscribe_user($user,$other_nickname) {
 | 
						|
 | 
						|
	$other = User::staticGet('nickname', $other_nickname);
 | 
						|
 | 
						|
	if (!$other) {
 | 
						|
		return _('No such user.');
 | 
						|
	}
 | 
						|
 | 
						|
	return subs_subscribe_to($user, $other);
 | 
						|
}
 | 
						|
 | 
						|
function subs_subscribe_to($user, $other) {
 | 
						|
 | 
						|
	if ($user->isSubscribed($other)) {
 | 
						|
		return _('Already subscribed!.');
 | 
						|
	}
 | 
						|
 | 
						|
	if (!$user->subscribeTo($other)) {
 | 
						|
		return _('Could not subscribe.');
 | 
						|
		return;
 | 
						|
	}
 | 
						|
 | 
						|
	subs_notify($other, $user);
 | 
						|
 | 
						|
	if (common_config('memcached', 'enabled')) {
 | 
						|
		$cache = new Memcache();
 | 
						|
		if ($cache->connect(common_config('memcached', 'server'), common_config('memcached', 'port'))) {
 | 
						|
			$cache->delete(common_cache_key('user:notices_with_friends:' . $user->id));
 | 
						|
		}
 | 
						|
	}
 | 
						|
	
 | 
						|
	if ($other->autosubscribe && !$other->isSubscribed($user)) {
 | 
						|
		if (!$other->subscribeTo($user)) {
 | 
						|
			return _('Could not subscribe other to you.');
 | 
						|
		}
 | 
						|
		if (common_config('memcached', 'enabled')) {
 | 
						|
			$cache = new Memcache();
 | 
						|
			if ($cache->connect(common_config('memcached', 'server'), common_config('memcached', 'port'))) {
 | 
						|
				$cache->delete(common_cache_key('user:notices_with_friends:' . $other->id));
 | 
						|
			}
 | 
						|
		}
 | 
						|
		
 | 
						|
		subs_notify($user, $other);
 | 
						|
	}
 | 
						|
 | 
						|
	return true;
 | 
						|
}
 | 
						|
 | 
						|
function subs_notify($listenee, $listener) {
 | 
						|
	# XXX: add other notifications (Jabber, SMS) here
 | 
						|
	# XXX: queue this and handle it offline
 | 
						|
	# XXX: Whatever happens, do it in Twitter-like API, too
 | 
						|
	subs_notify_email($listenee, $listener);
 | 
						|
}
 | 
						|
 | 
						|
function subs_notify_email($listenee, $listener) {
 | 
						|
	mail_subscribe_notify($listenee, $listener);
 | 
						|
}
 | 
						|
 | 
						|
/* Unsubscribe $user from nickname $other_nickname
 | 
						|
  Returns true or an error message.
 | 
						|
*/
 | 
						|
function subs_unsubscribe_user($user, $other_nickname) {
 | 
						|
 | 
						|
	$other = User::staticGet('nickname', $other_nickname);
 | 
						|
 | 
						|
	if (!$other) {
 | 
						|
		return _('No such user.');
 | 
						|
	}
 | 
						|
 | 
						|
	return subs_unsubscribe_to($user, $other);
 | 
						|
}
 | 
						|
 | 
						|
function subs_unsubscribe_to($user, $other) {
 | 
						|
 | 
						|
	if (!$user->isSubscribed($other))
 | 
						|
		return _('Not subscribed!.');
 | 
						|
 | 
						|
	$sub = DB_DataObject::factory('subscription');
 | 
						|
 | 
						|
	$sub->subscriber = $user->id;
 | 
						|
	$sub->subscribed = $other->id;
 | 
						|
 | 
						|
	$sub->find(true);
 | 
						|
 | 
						|
	// note we checked for existence above
 | 
						|
 | 
						|
	if (!$sub->delete())
 | 
						|
		return _('Couldn\'t delete subscription.');
 | 
						|
 | 
						|
	if (common_config('memcached', 'enabled')) {
 | 
						|
		$cache = new Memcache();
 | 
						|
		if ($cache->connect(common_config('memcached', 'server'), common_config('memcached', 'port'))) {
 | 
						|
			$cache->delete(common_cache_key('user:notices_with_friends:' . $user->id));
 | 
						|
		}
 | 
						|
	}
 | 
						|
	
 | 
						|
	return true;
 | 
						|
}
 | 
						|
 |