public function pushLinkFeed($message, $link, $linkTitle, $linkDesc, $linkThumb)
{
$timeStamp = time();
$client = ZaloSdkHelper::buildRequestC($this->pageId, $message, CommonInfo::$ACT_LINK, CommonInfo::$SER_SOCIAL, $timeStamp);
//plus param
ValidateFunc::checkEmptyString($link, "Link can't be empty");
ValidateFunc::checkEmptyString($linkDesc, "Link description can't be empty");
ValidateFunc::checkEmptyString($linkThumb, "Link thumbnail can't be empty");
ValidateFunc::checkEmptyString($linkTitle, "Link title can't be empty");
ZaloSdkHelper::addParamsHttpGet($client, CommonInfo::$URL_LINK, $link);
ZaloSdkHelper::addParamsHttpGet($client, CommonInfo::$URL_LINKTITLE, $linkTitle);
ZaloSdkHelper::addParamsHttpGet($client, CommonInfo::$URL_LINKDES, $linkDesc);
ZaloSdkHelper::addParamsHttpGet($client, CommonInfo::$URL_LINKTHUMB, $linkThumb);
//build Mac
$lstParams = array($this->pageId, $message, $link, $linkTitle, $linkDesc, $linkThumb, $timeStamp, $this->secretKey);
$mac = ZaloSdkHelper::buildMacForAuthentication($lstParams);
ZaloSdkHelper::addParamsHttpGet($client, CommonInfo::$URL_MAC, $mac);
return ZaloSdkHelper::sendMessage($client);
}
