prime31

function ValidateGooglePlaySignature( $responseData, $signature, $publicKey, &$status, &$response )
{
    $responseData = trim( $responseData );
    $signature = trim( $signature );
    $response = json_decode( $responseData );

    // Create an RSA key compatible with openssl_verify from our Google Play sig
    $key =    "-----BEGIN PUBLIC KEY-----\n".
    chunk_split($publicKey, 64,"\n").
    '-----END PUBLIC KEY-----';