$user = get_record('usr', 'id', $id);
if (!$user) {
throw new UserNotFoundException(get_string('cantmessageuser', 'group'));
} else {
if ($user->deleted != 0) {
throw new AccessDeniedException(get_string('cantmessageuserdeleted', 'group'));
} else {
if (!can_send_message($USER->to_stdclass(), $id)) {
throw new AccessDeniedException(get_string('cantmessageuser', 'group'));
}
}
}
$users[] = $id;
}
if (!is_null($oldreplytoid)) {
$message = get_message_thread($oldreplytoid);
if (null === $message) {
throw new AccessDeniedException(get_string('cantviewmessage', 'group'));
}
if ($message[0]->usr != $USER->id) {
throw new AccessDeniedException(get_string('cantviewmessage', 'group'));
}
$subject = $message[0]->subject;
$prefix = trim(get_string('replysubjectprefix', 'module.multirecipientnotification'));
if (strpos($subject, $prefix) !== 0) {
$subject = $prefix . ' ' . $subject;
}
}
if (!is_null($replytoid)) {
// Let us validate what we are going to reply first. The message should exist,
// addressed to us and originated from the user we are replying to.
/**
* Get the thread of message up to this point, given the id of
* the message being replied to.
*/
function get_message_thread($replyto)
{
$message = get_record('notification_internal_activity', 'id', $replyto);
if (empty($message->parent)) {
return array($message);
}
return array_merge(get_message_thread($message->parent), array($message));
}
require dirname(dirname(__FILE__)) . '/init.php';
require_once 'pieforms/pieform.php';
require_once 'searchlib.php';
safe_require('search', 'internal');
$id = param_integer('id');
$replytoid = param_integer('replyto', null);
$messages = null;
if (!is_null($replytoid)) {
// Let us validate what we are going to reply first. The message should exist,
// addressed to us and originated from user we are replying to.
$message = get_record('notification_internal_activity', 'id', $replytoid, 'usr', $USER->get('id'), 'from', $id);
if (!$message) {
throw new AccessDeniedException(get_string('cantviewmessage', 'group'));
}
// OK, now it safe to fetch the whole thread.
$messages = get_message_thread($replytoid);
}
$user = get_record('usr', 'id', $id);
if (!$user) {
throw new UserNotFoundException(get_string('cantmessageuser', 'group'));
} else {
if ($user->deleted != 0) {
throw new AccessDeniedException(get_string('cantmessageuserdeleted', 'group'));
} else {
if (!can_send_message($USER->to_stdclass(), $id)) {
throw new AccessDeniedException(get_string('cantmessageuser', 'group'));
}
}
}
define('TITLE', get_string('sendmessageto', 'group', display_name($user)));
$returnto = param_alpha('returnto', 'myfriends');
