forked from extern/egroupware
129 lines
3.2 KiB
PHP
129 lines
3.2 KiB
PHP
<?php
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/**
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* eGroupWare - Notifications
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*
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @package notifications
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* @link http://www.egroupware.org
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* @author Cornelius Weiss <nelius@cwtech.de>
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* @version $Id$
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*/
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/**
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* Notifies users according to their preferences.
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*
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* @abstract NOTE:Notifications are small messages. No subject and no attechments.
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* If you need this kind of elements you probably want to send a mail, don't you :-)
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* @abstract NOTE: This is for instant notifications. If you need time dependend notifications use the
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* asyncservices wrapper!
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*
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* The classes doing the notifications are called notification_<method> and should only be
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* called from this class.
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* The <method> gets extractd out of the preferences labels.
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*
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*/
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final class notification {
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/**
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* Appname
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*/
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const _appname = 'notifications';
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/**
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* array with objects of receivers
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* @var array
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*/
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private $receivers = array();
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/**
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* holds notification message
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* @var string
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*/
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private $message = '';
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/**
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* sets notification message
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* @param string &$message
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*/
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public function set_message($_message) {
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$this->message = $_message;
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return true;
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}
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/**
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* Set receivers for the current notification
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*
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* @param array $_receivers array with objects of accounts
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* as long as the accounts class isn't a nice object, it's an array of account id's :-(
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*/
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public function set_receivers(array $_receivers) {
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foreach ($_receivers as $receiver_id) {
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$receiver = $GLOBALS['egw']->accounts->get_account_data($receiver_id);
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$receiver[$receiver_id]['id'] = $receiver_id;
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$this->receivers[$receiver_id] = (object)$receiver[$receiver_id];
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}
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}
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/**
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* sends notification
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*/
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public function send() {
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if (empty($this->receivers) || !$this->message) {
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throw new Exception('Error: Coud not send notification. No receiver or no message where supplied');
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}
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foreach ($this->receivers as $receiver) {
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$prefs = new preferences($receiver->id);
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$preferences = $prefs->read();
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$preferences = (object)$preferences[self::_appname ];
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if (!$preferences->disable_ajaxpopup) {
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$notification_backends[] = 'notification_popup';
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}
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$send_succseed = 0;
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foreach ((array)$notification_backends as $notification_backend) {
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try {
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require_once(EGW_INCLUDE_ROOT. SEP. self::_appname. SEP. 'inc'. SEP. 'class.'. $notification_backend. '.inc.php');
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$obj = @new $notification_backend( $receiver, $preferences );
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if ( !is_a( $obj, iface_notification )) {
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unset ( $obj );
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throw new Exception('Error: '.$notification_backend. ' is no implementation of iface_notification');
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}
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$obj->send( $this->message );
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$send_succseed++;
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}
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catch (Exception $exception) {
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$send_succseed--;
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//echo $exception->getMessage(), "\n";
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}
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}
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if ($send_succseed == 0) {
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throw new Exception('Error: Was not able to send Notification to user!');
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}
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}
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}
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/**
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* gets message
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*
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* @return string
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*/
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public function get_message() {
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return $this->message;
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}
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/**
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* gets receivers
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*
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* @return array of account objects
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*/
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public function get_receivers() {
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return $this->receivers;
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}
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}
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