SEO MOZ RANK and MOZ AUTHORITY

moz.php

	/* Get SEOmoz Data
	-------------------------------------------------- */
		public function getSeoMoz($domain, $accessid = "", $secret = "")
		{
			try
			{
				$access_id = (empty($accessid) ? $_SESSION['SEOMOZ_API_ACCESSID'] : $accessid);
				$secret_key = (empty($secret) ? $_SESSION['SEOMOZ_API_SECRETKEY'] : $secret);

				$expires = time() + 300;
				$stringToSign = $access_id."\n".$expires;
				$binarySignature = hash_hmac('sha1', $stringToSign, $secret_key, true);
				$urlSafeSignature = base64_encode($binarySignature);

				$callback_url = "http://lsapi.seomoz.com/linkscape/url-metrics/www." . $domain . "?";
				$data = array(
					'Cols'		=> '68719493120',// 68719476736+16384=68719493120
					'AccessID'	=> $access_id,
					'Expires'	=> $expires,
					'Signature'	=> $urlSafeSignature
				);

				$curl_response = $this->curl->get($callback_url . http_build_query($data, '', '&'));

				if ($curl_response->headers['Status-Code'] == "200") {
					
					$parse_response = json_decode($curl_response, true);
					$domain_authority = $parse_response['pda'];
					$moz_rank = $parse_response['umrp']; //MozRank

					$response = array(
						'status' => 'success',
						'data' => array(
							'domain_authority' => (int)round($domain_authority)
							'moz_rank' => (int)round($moz_rank)
						)
					);

				} else {

					$response = array(
						'status' => 'error',
						'msg' => 'SEOMoZ Response Error.'
					);

				}
			}
			catch (Exception $e)
			{
				$response = array(
					'status' => 'error',
					'msg' => $e->getMessage()
				);
			}
			return $response;		
		}