CSocNetPhotoCommentEvent::AddComment_PhotoAlbum

function AddComment_PhotoAlbum($arFields)
{
	global $USER;

	$dbResult = CSocNetLog::GetList(
		array(),
		array(
			"EVENT_ID" => array("photo"),
			"ID" => $arFields["LOG_ID"]
		),
		false,
		false,
		array("ID", "SOURCE_ID", "USER_ID", "TITLE", "URL", "PARAMS")
	);

	$arLog = $dbResult->Fetch();
	if (!$arLog)
		$sError = GetMessage("SONET_PHOTO_ADD_COMMENT_SOURCE_ERROR");

	if (
		!$sError
		&& intval($arLog["USER_ID"]) > 0
		&& intval($arLog["SOURCE_ID"]) > 0
		&& $arLog["USER_ID"] != $USER->GetID()
		&& CModule::IncludeModule("im")
		&& CModule::IncludeModule("iblock")
	)
	{
		$rsUnFollower = CSocNetLogFollow::GetList(
			array(
				"USER_ID" => $arLog["USER_ID"],
				"CODE" => "L".$arLog["ID"],
				"TYPE" => "N"
			),
			array("USER_ID")
		);

		$arUnFollower = $rsUnFollower->Fetch();
		if (!$arUnFollower)
		{
			$rsSection = CIBlockSection::GetByID($arLog["SOURCE_ID"]);
			if ($arSection = $rsSection->GetNext())
			{
				$arMessageFields = array(
					"MESSAGE_TYPE" => IM_MESSAGE_SYSTEM,
					"TO_USER_ID" => $arLog["USER_ID"],
					"FROM_USER_ID" => $USER->GetID(),
					"NOTIFY_TYPE" => IM_NOTIFY_FROM,
					"NOTIFY_MODULE" => "photogallery",
					"NOTIFY_EVENT" => "comment",
					"LOG_ID" => $arLog["ID"],
				);

				$arTmp = CSocNetLogTools::ProcessPath(array("SECTION_URL" => $arLog["URL"]), $arLog["USER_ID"]);
				$serverName = $arTmp["SERVER_NAME"];
				$arLog["URL"] = $arTmp["URLS"]["SECTION_URL"];

				$arMessageFields["NOTIFY_TAG"] = "PHOTOALBUM|COMMENT|".$arLog["SOURCE_ID"];
				$arMessageFields["NOTIFY_MESSAGE"] = GetMessage("SONET_PHOTOALBUM_IM_COMMENT", Array(
					"#album_title#" => "".$arSection["NAME"].""
				));
				$arMessageFields["NOTIFY_MESSAGE_OUT"] = GetMessage("SONET_PHOTOALBUM_IM_COMMENT", Array(
					"#album_title#" => $arSection["NAME"]
				))." (".$serverName.$arLog["URL"].")#BR##BR#".$arFields["TEXT_MESSAGE"];

				$ID = CIMNotify::Add($arMessageFields);

				if(!empty($arFields["MENTION_ID"]))
				{
					//
				}
			}
		}
	}

	return array(
		"NO_SOURCE" => "Y",
		"ERROR" => $sError,
		"NOTES" => ""
	);
}