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Updated Request to add gzip compression for MLS Grid requirements #16

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Updated Request to add gzip compression for MLS Grid requirements #16

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33 changes: 32 additions & 1 deletion lib/Request.php
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@ abstract class Request
{
private static $validOutputFormats = array("json", "xml");
private static $requestAcceptType = "";
private static $requestAcceptEncoding = "";

/**
* Sends GET request and returns output in specified format.
Expand Down Expand Up @@ -53,8 +54,24 @@ public static function request($request, $output_format = "xml", $decode_json =
"Authorization: Bearer ".$token
);

/// enable GZIP compression for post MLSGRID Api
if(self::$requestAcceptEncoding) {
$headers[] = "Accept-Encoding:".self::$requestAcceptEncoding;
}

// Send request
$response = $curl->request("get", $url, $headers, null, false);

// Check if the response is gzip compressed
if( (isset($response[2]['Content-Encoding']) && $response[2]['Content-Encoding'] == 'gzip') || (isset($response[2]['content-encoding']) && $response[2]['content-encoding'] == 'gzip') ) {
// Decode the compressed data
$decodedData = gzdecode($response[0]);
if($decodedData === false) {
throw new Error\Api("Could not decode gzip compressed data.");
}
$response[0] = $decodedData;
}

if(!$response || !is_array($response) || $response[1] != 200) {
switch($response[1]) {
case "406":
Expand Down Expand Up @@ -113,6 +130,10 @@ public static function requestPost($request, $params = array())
"Authorization: Bearer ".$token
);

if(self::$requestAcceptEncoding) {
$headers[] = "Accept-Encoding:".$requestAcceptEncoding;
}

// Send request
$response = $curl->request("post", $url, $headers, $params, false);
if(!$response || !is_array($response) || $response[1] != 200) {
Expand Down Expand Up @@ -192,7 +213,7 @@ public static function setAcceptType($type = "") {
self::$requestAcceptType = $type;
}
}

/**
* Formats request parameters to compatible string
*
Expand All @@ -215,4 +236,14 @@ public static function formatRequestParameters($parameters_string) {

return implode("&", $params);
}

/**
* Sets accep encoding
*
* @param string
*/
public static function setAcceptEncoding($encoding = "") {
self::$requestAcceptEncoding = $encoding;
}

}