Chamilo is a learning management system focused on ease of use and accessibility
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chamilo-lms/main/inc/lib/notification.lib.php

235 lines
10 KiB

<?php
/* For licensing terms, see /license.txt */
/**
* This class provides methods for the Notification management.
* Include/require it in your code to use its features.
* @package chamilo.library
*/
/**
* Code
*/
/**
* Notification class
* @package chamilo.library
*/
class Notification extends Model
{
public $table;
public $columns = array('id', 'dest_user_id', 'dest_mail', 'title', 'content', 'send_freq', 'created_at', 'sent_at');
//Max length of the notification.content field
public $max_content_length = 254;
public $debug = false;
/* message, invitation, group messages */
public $type;
public $admin_name;
public $admin_email;
//mail_notify_message ("At once", "Daily", "No")
const NOTIFY_MESSAGE_AT_ONCE = 1;
const NOTIFY_MESSAGE_DAILY = 8;
const NOTIFY_MESSAGE_WEEKLY = 12;
const NOTIFY_MESSAGE_NO = 0;
//mail_notify_invitation ("At once", "Daily", "No")
const NOTIFY_INVITATION_AT_ONCE = 1;
const NOTIFY_INVITATION_DAILY = 8;
const NOTIFY_INVITATION_WEEKLY = 12;
const NOTIFY_INVITATION_NO = 0;
// mail_notify_group_message ("At once", "Daily", "No")
const NOTIFY_GROUP_AT_ONCE = 1;
const NOTIFY_GROUP_DAILY = 8;
const NOTIFY_GROUP_WEEKLY = 12;
const NOTIFY_GROUP_NO = 0;
const NOTIFICATION_TYPE_MESSAGE = 1;
const NOTIFICATION_TYPE_INVITATION = 2;
const NOTIFICATION_TYPE_GROUP = 3;
public function __construct()
{
$this->table = Database::get_main_table(TABLE_NOTIFICATION);
$this->admin_email = api_get_setting('noreply_email_address');
$this->admin_name = api_get_setting('siteName');
// If no-reply email doesn't exist use the admin email
if (empty($this->admin_email)) {
$this->admin_email = api_get_setting('emailAdministrator');
$this->admin_name = api_get_person_name(api_get_setting('administratorName'), api_get_setting('administratorSurname'), null, PERSON_NAME_EMAIL_ADDRESS);
}
}
/**
* Send the notifications
* @param int notification frecuency
*/
public function send($frec = 8)
{
$notifications = $this->find('all', array('where' => array('sent_at IS NULL AND send_freq = ?' => $frec)));
if (!empty($notifications)) {
foreach ($notifications as $item_to_send) {
// Sending email
api_mail_html($item_to_send['dest_mail'], $item_to_send['dest_mail'], Security::filter_terms($item_to_send['title']), Security::filter_terms($item_to_send['content']), $this->admin_name, $this->admin_email);
if ($this->debug) {
error_log('Sending message to: '.$item_to_send['dest_mail']);
}
// Updating
$item_to_send['sent_at'] = api_get_utc_datetime();
$this->update($item_to_send);
if ($this->debug) {
error_log('Updating record : '.print_r($item_to_send, 1));
}
}
}
}
/**
* Save message notification
* @param array message type NOTIFICATION_TYPE_MESSAGE, NOTIFICATION_TYPE_INVITATION, NOTIFICATION_TYPE_GROUP
* @param array recipients: user list of ids
* @param string title
* @param string content of the message
* @param array result of api_get_user_info() or GroupPortalManager:get_group_data()
*/
public function save_notification($type, $user_list, $title, $content, $sender_info = array())
{
$this->type = intval($type);
$content = $this->format_content($content, $sender_info);
$setting_to_check = '';
$avoid_my_self = false;
switch ($this->type) {
case self::NOTIFICATION_TYPE_MESSAGE;
$setting_to_check = 'mail_notify_message';
$default_status = self::NOTIFY_MESSAGE_AT_ONCE;
break;
case self::NOTIFICATION_TYPE_INVITATION;
$setting_to_check = 'mail_notify_invitation';
$default_status = self::NOTIFY_INVITATION_AT_ONCE;
break;
case self::NOTIFICATION_TYPE_GROUP;
$setting_to_check = 'mail_notify_group_message';
$default_status = self::NOTIFY_GROUP_AT_ONCE;
$avoid_my_self = true;
break;
}
$setting_info = UserManager::get_extra_field_information_by_name($setting_to_check);
if (!empty($user_list)) {
foreach ($user_list as $user_id) {
if ($avoid_my_self) {
if ($user_id == api_get_user_id()) {
continue;
}
}
$user_info = api_get_user_info($user_id);
//Extra field was deleted or removed? Use the default status
if (empty($setting_info)) {
$user_setting = $default_status;
} else {
$extra_data = UserManager::get_extra_user_data($user_id);
$user_setting = $extra_data[$setting_to_check];
}
$params = array();
switch ($user_setting) {
//No notifications
case self::NOTIFY_MESSAGE_NO:
case self::NOTIFY_INVITATION_NO:
case self::NOTIFY_GROUP_NO:
break;
//Send notification right now!
case self::NOTIFY_MESSAGE_AT_ONCE:
case self::NOTIFY_INVITATION_AT_ONCE:
case self::NOTIFY_GROUP_AT_ONCE:
if (!empty($user_info['mail'])) {
$name = api_get_person_name($user_info['firstname'], $user_info['lastname']);
if (!empty($sender_info['complete_name']) && !empty($sender_info['email'])) {
$extra_headers = array();
$extra_headers['reply_to']['mail'] = $sender_info['email'];
$extra_headers['reply_to']['name'] = $sender_info['complete_name'];
api_mail_html($name, $user_info['mail'], Security::filter_terms($title), Security::filter_terms($content), $sender_info['complete_name'], $sender_info['email'], $extra_headers);
} else {
api_mail_html($name, $user_info['mail'], Security::filter_terms($title), Security::filter_terms($content), $this->admin_name, $this->admin_email);
}
}
$params['sent_at'] = api_get_utc_datetime();
//Saving the notification to be sent some day
default:
$params['dest_user_id'] = $user_id;
$params['dest_mail'] = $user_info['mail'];
$params['title'] = $title;
$params['content'] = cut($content, $this->max_content_length);
$params['send_freq'] = $user_setting;
$this->save($params);
break;
}
}
}
}
/**
* Formats the content in order to add the welcome message, the notification preference, etc
* @param string the content
* @param array result of api_get_user_info() or GroupPortalManager:get_group_data()
* */
public function format_content($content, $sender_info)
{
$new_message_text = $link_to_new_message = '';
switch ($this->type) {
case self::NOTIFICATION_TYPE_MESSAGE:
if (!empty($sender_info)) {
$sender_name = api_get_person_name($sender_info['firstname'], $sender_info['lastname'], null, PERSON_NAME_EMAIL_ADDRESS);
//$sender_mail = $sender_info['email'] ;
$new_message_text = sprintf(get_lang('YouHaveANewMessageFromX'), $sender_name);
}
$link_to_new_message = Display::url(get_lang('SeeMessage'), api_get_path(WEB_CODE_PATH).'messages/inbox.php');
break;
case self::NOTIFICATION_TYPE_INVITATION:
if (!empty($sender_info)) {
$sender_name = api_get_person_name($sender_info['firstname'], $sender_info['lastname'], null, PERSON_NAME_EMAIL_ADDRESS);
//$sender_mail = $sender_info['email'] ;
$new_message_text = sprintf(get_lang('YouHaveANewInvitationFromX'), $sender_name);
}
$link_to_new_message = Display::url(get_lang('SeeInvitation'), api_get_path(WEB_CODE_PATH).'social/invitations.php');
break;
case self::NOTIFICATION_TYPE_GROUP:
$topic_page = intval($_REQUEST['topics_page_nr']);
if (!empty($sender_info)) {
$sender_name = $sender_info['group_info']['name'];
$new_message_text = sprintf(get_lang('YouHaveReceivedANewMessageInTheGroupX'), $sender_name);
$sender_name = api_get_person_name($sender_info['user_info']['firstname'], $sender_info['user_info']['lastname'], null, PERSON_NAME_EMAIL_ADDRESS);
$sender_name = Display::url($sender_name, api_get_path(WEB_CODE_PATH).'social/profile.php?'.$sender_info['user_info']['user_id']);
$new_message_text .= '<br />'.get_lang('User').': '.$sender_name;
}
$group_url = api_get_path(WEB_CODE_PATH).'social/group_topics.php?id='.$sender_info['group_info']['id'].'&topic_id='.$sender_info['group_info']['topic_id'].'&msg_id='.$sender_info['group_info']['msg_id'].'&topics_page_nr='.$topic_page;
$link_to_new_message = Display::url(get_lang('SeeMessage'), $group_url);
break;
}
$preference_url = api_get_path(WEB_CODE_PATH).'auth/profile.php';
// You have received a new message text
if (!empty($new_message_text)) {
$content = $new_message_text.'<br /><hr><br />'.$content;
}
// See message with link text
if (!empty($link_to_new_message)) {
$content = $content.'<br /><br />'.$link_to_new_message;
}
// You have received this message because you are subscribed text
$content = $content.'<br /><hr><i>'.
sprintf(get_lang('YouHaveReceivedThisNotificationBecauseYouAreSubscribedOrInvolvedInItToChangeYourNotificationPreferencesPleaseClickHereX'), Display::url($preference_url, $preference_url)).'</i>';
return $content;
}
}