MailHandler::handleReplyReceivedBlogPost

static function handleReplyReceivedBlogPost(BitrixMainEvent $event)
{
	$siteId = intval($event->getParameter('site_id'));
	$postId = intval($event->getParameter('entity_id'));
	$userId = intval($event->getParameter('from'));
	$message = trim($event->getParameter('content'));
	$attachments = $event->getParameter('attachments');

	if (
		$message == ''
		&& count($attachments) > 0
	)
	{
		$message = Loc::getMessage('BLOG_MAILHANDLER_ATTACHMENTS');
	}

	if (
		$postId <= 0
		|| $userId <= 0
		|| $message == ''
	)
	{
		return false;
	}

	$res = CBlogPost::getList(
		array(),
		array(
			"ID" => $postId
		),
		false,
		false,
		array("BLOG_ID", "AUTHOR_ID", "BLOG_OWNER_ID")
	);

	if (!($blogPost = $res->fetch()))
	{
		return false;
	}

	$perm = BLOG_PERMS_DENY;

	if ($blogPost["AUTHOR_ID"] == $userId)
	{
		$perm = BLOG_PERMS_FULL;
	}
	else
	{
		$postPerm = CBlogPost::getSocNetPostPerms($postId, false, $userId, $blogPost["AUTHOR_ID"]);
		if ($postPerm > Permissions::DENY)
		{
			$perm = CBlogComment::getSocNetUserPerms($postId, $blogPost["AUTHOR_ID"], $userId);
		}
	}

	if ($perm == Permissions::DENY)
	{
		return false;
	}

	if (!BitrixBlogItemComment::checkDuplicate(array(
		'MESSAGE' => $message,
		'BLOG_ID' => $blogPost["BLOG_ID"],
		'POST_ID' => $postId,
		'AUTHOR_ID' => $userId,
	)))
	{
		return false;
	}

	$fields = Array(
		"POST_ID" => $postId,
		"BLOG_ID" => $blogPost["BLOG_ID"],
		"TITLE" => '',
		"POST_TEXT" => $message,
		"AUTHOR_ID" => $userId,
		"DATE_CREATE" => convertTimeStamp(time() + CTimeZone::getOffset(), "FULL")
	);

	if (!empty($siteId))
	{
		$fields["SEARCH_GROUP_ID"] = BitrixMainConfigOption::get("socialnetwork", "userbloggroup_id", false, $siteId);
	}

	if ($perm == Permissions::PREMODERATE)
	{
		$fields["PUBLISH_STATUS"] = BLOG_PUBLISH_STATUS_READY;
	}

	$ufCode = (
		isModuleInstalled("webdav")
		|| isModuleInstalled("disk")
			? "UF_BLOG_COMMENT_FILE"
			: "UF_BLOG_COMMENT_DOC"
	);
	$fields[$ufCode] = array();

	$type = false;
	$attachmentRelations = array();

	foreach ($attachments as $key => $attachedFile)
	{
		$resultId = CSocNetLogComponent::saveFileToUF($attachedFile, $type, $userId);
		if ($resultId)
		{
			$fields[$ufCode][] = $resultId;
			$attachmentRelations[$key] = $resultId;
		}
	}

	$fields["POST_TEXT"] = preg_replace_callback(
		"/[ATTACHMENTs*=s*([^]]*)]/is".BX_UTF_PCRE_MODIFIER,
		function ($matches) use ($attachmentRelations)
		{
			if (isset($attachmentRelations[$matches[1]]))
			{
				return "[DISK FILE ID=".$attachmentRelations[$matches[1]]."]";
			}
		},
		$fields["POST_TEXT"]
	);

	if (Loader::includeModule('disk'))
	{
		BitrixDiskUfFileUserType::setValueForAllowEdit("BLOG_COMMENT", true);
	}

	$commentId = CBlogComment::add($fields);

	if ($commentId)
	{
		BitrixBlogItemComment::actionsAfter(array(
			'MESSAGE' => $message,
			'BLOG_ID' => $blogPost["BLOG_ID"],
			'BLOG_OWNER_ID' => $blogPost["BLOG_OWNER_ID"],
			'POST_ID' => $postId,
			'POST_TITLE' => htmlspecialcharsBack($blogPost["TITLE"]),
			'POST_AUTHOR_ID' => $blogPost["AUTHOR_ID"],
			'COMMENT_ID' => $commentId,
			'AUTHOR_ID' => $userId,
		));
	}

	return $commentId;
}