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+<?php
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+/* For licensing terms, see /license.txt */
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+
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+/**
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+* This class provides methods for the Notification management.
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+* Include/require it in your code to use its features.
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+* @package chamilo.library
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+*/
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+
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+require_once 'model.lib.php';
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+require_once 'usermanager.lib.php';
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+
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+//default values
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+//mail_notify_message ("At once", "Daily", "No")
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+define('NOTIFY_MESSAGE_AT_ONCE', '1');
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+define('NOTIFY_MESSAGE_DAILY', '8');
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+define('NOTIFY_MESSAGE_NO', '0');
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+
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+//mail_notify_invitation ("At once", "Daily", "No")
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+
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+define('NOTIFY_INVITATION_AT_ONCE', '1');
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+define('NOTIFY_INVITATION_DAILY', '8');
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+define('NOTIFY_INVITATION_NO', '0');
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+
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+// mail_notify_group_message ("At once", "Daily", "No")
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+define('NOTIFY_GROUP_AT_ONCE', '1');
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+define('NOTIFY_GROUP_DAILY', '8');
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+define('NOTIFY_GROUP_NO', '0');
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+
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+class Notification extends Model {
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+
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+ var $table;
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+ var $columns = array('id','dest_user_id','dest_mail','title','content','send_freq','created_at','sent_at');
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+ var $max_content_length = 255;
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+ var $debug = true;
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+
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+ public function __construct() {
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+ $this->table = Database::get_main_table(TABLE_NOTIFICATION);
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+ }
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+
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+ public function send($frec = NOTIFY_MESSAGE_DAILY) {
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+ $notifications = $this->find('all',array('where'=>array('sent_at IS NULL AND send_freq = ?'=>$frec)));
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+ if (!empty($notifications)) {
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+ foreach($notifications as $item_to_send) {
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+ //Sending email
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+ api_send_mail($item_to_send['dest_mail'], $item_to_send['title'], $item_to_send['content']);
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+ if ($this->debug) { error_log('Sending message to: '.$item_to_send['dest_mail']); }
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+ //Updating
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+ $item_to_send['sent_at'] = api_get_utc_datetime();
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+ $this->update($item_to_send);
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+ //if ($this->debug) { error_log('Updating record : '.print_r($item_to_send,1)); }
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+ }
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+ }
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+ }
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+
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+ /**
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+ * Save message notification
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+ * @param array user list of ids
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+ * @param string title
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+ * @param string content of the message
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+ *
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+ */
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+ public function save_message_notifications($user_list, $title, $content) {
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+ if (!empty($user_list)) {
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+ foreach($user_list as $user_id) {
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+ $extra_data = UserManager::get_extra_user_data($user_id);
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+ $params = array();
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+ switch ($extra_data['mail_notify_message']) {
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+ case NOTIFY_MESSAGE_NO:
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+ break;
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+ case NOTIFY_MESSAGE_AT_ONCE:
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+ $user_info = api_get_user_info($user_id);
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+ if (!empty($user_info['mail'])) {
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+ api_send_mail($user_info['mail'], $title, cut($content, $this->max_content_length));
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+ }
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+ $params['sent_at'] = api_get_utc_datetime();
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+ default:
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+ $extra_data = UserManager::get_extra_user_data($user_id);
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+ $user_info = api_get_user_info($user_id);
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+ $params['dest_user_id'] = $user_id;
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+ $params['dest_mail'] = $user_info['mail'];
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+ $params['title'] = $title;
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+ $params['content'] = cut($content, $this->max_content_length);
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+ $params['send_freq'] = $extra_data['mail_notify_message'];
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+ $this->save($params);
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+ break;
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+ }
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+ }
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+ }
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+ }
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+
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+ /**
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+ * Save invitation notification
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+ * @param array user list of ids
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+ * @param string title
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+ * @param string content of the message
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+ *
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+ */
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+ public function save_invitation_notifications($user_list, $title, $content) {
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+ if (!empty($user_list)) {
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+ foreach($user_list as $user_id) {
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+ $extra_data = UserManager::get_extra_user_data($user_id);
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+ $params = array();
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+ switch ($extra_data['mail_notify_invitation']) {
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+ case NOTIFY_INVITATION_NO:
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+ break;
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+ case NOTIFY_INVITATION_AT_ONCE:
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+ $user_info = api_get_user_info($user_id);
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+ if (!empty($user_info['mail'])) {
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+ api_send_mail($user_info['mail'], $title, cut($content, $this->max_content_length));
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+ }
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+ $params['sent_at'] = api_get_utc_datetime();
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+ default:
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+ $extra_data = UserManager::get_extra_user_data($user_id);
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+ $user_info = api_get_user_info($user_id);
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+ $params['dest_user_id'] = $user_id;
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+ $params['dest_mail'] = $user_info['mail'];
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+ $params['title'] = $title;
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+ $params['content'] = cut($content, $this->max_content_length);
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+ $params['send_freq'] = $extra_data['mail_notify_invitation'];
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+ $this->save($params);
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+ break;
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+ }
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+ }
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+ }
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+ }
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+
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+
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+ /**
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+ * Save group notifications
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+ * @param array user list of ids
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+ * @param string title
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+ * @param string content of the message
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+ *
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+ */
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+ public function save_group_notifications($user_list, $title, $content) {
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+ if (!empty($user_list)) {
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+ foreach($user_list as $user_id) {
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+ //Avoiding sending a message to myself
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+ if ($user_id == api_get_user_id()) {
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+ continue;
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+ }
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+ $extra_data = UserManager::get_extra_user_data($user_id);
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+ $params = array();
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+ switch ($extra_data['mail_notify_group_message']) {
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+ case NOTIFY_GROUP_NO:
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+ break;
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+ case NOTIFY_GROUP_AT_ONCE:
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+ $user_info = api_get_user_info($user_id);
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+ if (!empty($user_info['mail'])) {
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+ api_send_mail($user_info['mail'], $subject, cut($content,150));
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+ }
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+ $params['sent_at'] = api_get_utc_datetime();
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+ default:
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+ $extra_data = UserManager::get_extra_user_data($user_id);
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+ $user_info = api_get_user_info($user_id);
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+ $params['dest_user_id'] = $user_id;
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+ $params['dest_mail'] = $user_info['mail'];
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+ $params['title'] = $subject;
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+ $params['content'] = cut($content,150);
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+ $params['send_freq'] = $extra_data['mail_notify_group_message'];
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+ $this->save($params);
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+ break;
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+ }
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+ }
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+ }
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+ }
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+}
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