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<?php
/**
* ForumBulkMail.php - Experimental mailer to handle large amounts of mails at high speed
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 3 of
* the License, or (at your option) any later version.
*
* @author Till Glöggler <tgloeggl@uos.de>
* @license http://www.gnu.org/licenses/gpl-3.0.html GPL version 3
* @category Stud.IP
*/
class ForumBulkMail extends messaging
{
var $bulk_mail;
/**
* Overwrites the parent method. This method combines messages with the same
* content and prepares them for sending them as a mail with multiple
* recepients instead of one mail for each recipient.
* The actual sending task is done bulkSend().
*
* @global object $user
*
* @param string $rec_user_id user_id of recipient
* @param string $snd_user_id user_id of sender
* @param string $message the message
* @param string $subject subject for the message
* @param string $message_id the message_id in the database
*/
public function sendingEmail($rec_user_id, $snd_user_id, $message, $subject, $message_id)
{
$receiver = User::find($rec_user_id);
if ($receiver && $receiver->email) {
setTempLanguage($receiver->id);
if (empty($this->bulk_mail[md5($message)][getenv('LANG')])) {
$title = "[Stud.IP - " . Config::get()->UNI_NAME_CLEAN . "] ".stripslashes(kill_format(str_replace(["\r","\n"], '', $subject)));
if ($snd_user_id != "____%system%____") {
$sender = User::find($snd_user_id);
$reply_to = $sender->email;
}
$template = $GLOBALS['template_factory']->open('mail/text');
$template->message = kill_format(stripslashes($message));
$template->rec_fullname = $receiver->getFullName();
$mailmessage = $template->render();
$template = $GLOBALS['template_factory']->open('mail/html');
$template->lang = getUserLanguagePath($rec_user_id);
$template->message = stripslashes($message);
$template->rec_fullname = $receiver->getFullName();
$mailhtml = $template->render();
$this->bulk_mail[md5($message)][getenv('LANG')] = [
'text' => $mailmessage,
'html' => $mailhtml,
'title' => $title,
'reply_to' => $reply_to,
'message_id' => $message_id,
'users' => []
];
}
$this->bulk_mail[md5($message)][getenv('LANG')]['users'][$receiver->id] = $receiver->email;
restoreLanguage();
}
}
/**
* Sends the collected messages from sendingMail as e-mail.
*/
public function bulkSend()
{
// if nothing to do, return
if (empty($this->bulk_mail)) {
return;
}
// send a mail, for each language one
foreach ($this->bulk_mail as $lang_data) {
foreach ($lang_data as $data) {
$mail = new StudipMail();
$mail->setSubject($data['title']);
foreach ($data['users'] as $user_id => $to) {
$mail->addRecipient($to, get_fullname($user_id), 'Bcc');
}
$mail->setBodyText($data['text']);
if (mb_strlen($data['reply_to'])) {
$mail->setSenderEmail($data['reply_to']);
}
$user_cfg = UserConfig::get($user_id);
if ($user_cfg->MAIL_AS_HTML) {
$mail->setBodyHtml($data['html']);
}
if ($GLOBALS["ENABLE_EMAIL_ATTACHMENTS"]){
$message = Message::find($data['message_id']);
$current_user = User::findCurrent();
$message_folder = MessageFolder::findTopFolder($message->id);
$attachments = FileManager::getFolderFilesRecursive(
$message_folder,
$current_user->id
);
foreach ($attachments as $attachment) {
$mail->addStudipAttachment($attachment);
}
}
$mail->send();
}
}
}
}
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