PHP Zend_Http_Client, limits the size of downloaded response

zend_max_response_size.php

<?php

// You have to turn classic PHP errors into Exception, because cURL trigger errors
function exceptions_error_handler($severity, $message, $filename, $lineno) {
    throw new ErrorException($message, 0, $severity, $filename, $lineno);
}
set_error_handler('exceptions_error_handler');

$httpClient = new Zend_Http_Client( $Url, array(
        "adapter"      => "Zend_Http_Client_Adapter_Curl",
        "curloptions" => array(
            CURLOPT_BUFFERSIZE => 128, //small buffer / better progress
            CURLOPT_NOPROGRESS => false,
            CURLOPT_PROGRESSFUNCTION => function( $DownloadSize, $Downloaded, $UploadSize, $Uploaded ){
                // If $Downloaded exceeds 50MB, returning non-0 breaks the connection!
                return ($Downloaded > (50 * 1024 * 1024)) ? 1 : 0;
            }
        )
    )
);

try {
    $Response = $httpClient->request(Zend_Http_Client::GET);
} catch( Exception $e ){
    if( preg_match("/callback aborted/i" , $e->getMessage()) ){
        // Handle the case where the downloaded response exceeds the specifed size in callback CURLOPT_PROGRESSFUNCTION
        throw new Exception("File size is over the maximum of 50MB");
    }
}

// here you can handle the $Response as you want