public function fetch($uri, $method, $parameters = array(), $parse_mode = null, $expect_http_code = 200)
{
switch ($this->system['version']) {
case '1.0':
$request = OAuthRequest::from_consumer_and_token($this->consumer, $this->access_token, $method, $uri, $parameters);
if ($this->system['info']['secret'] === false) {
$request->sign_request(new SystemBasedOAuthSignatureMethod_RSA_SHA1($this->system['info']), $this->consumer, $this->access_token);
} else {
$request->sign_request(new OAuthSignatureMethod_HMAC_SHA1(), $this->consumer, $this->access_token);
}
$this->debug('BASE STRING: ' . $request->get_signature_base_string());
if ($this->system['use_auth_header']) {
$to_header = $request->to_header();
$response_raw = $this->sendRequest($uri, $method, $request->to_postdata(), array($to_header));
} else {
$response_raw = $this->sendRequest($request->to_url(), $method, $request->to_postdata());
}
break;
case '2.0':
if ($this->system['info']['access_token']) {
if (strpos($uri, '?') === false) {
$uri .= '?';
} else {
$uri .= '&';
}
$uri .= 'access_token=' . $this->system['info']['access_token'];
}
$response_raw = $this->sendRequest($uri, $method, $parameters);
break;
}
if (!is_numeric($expect_http_code) or $expect_http_code == $this->http_code) {
$response = false;
if ($parse_mode === null) {
$parse_mode = $this->default_parse_mode;
}
switch ($parse_mode) {
case 'xml':
$this->debug('Parsing as XML');
$response = OAuthHelper::parse_xml($response_raw);
break;
case 'json':
$this->debug('Parsing as JSON');
$response = OAuthHelper::parse_json($response_raw);
break;
case 'param':
$this->debug('Parsing as Parametters');
parse_str($response_raw, $response);
break;
case 'none':
$this->debug('No parsing!');
$response = $response_raw;
break;
case 'custom':
default:
$this->debug('Calling custom parsing method');
$response = $this->parse_response($response_raw, $parse_mode);
break;
}
} else {
$this->debug('UNEXPECTED HTTP CODE: ' . $this->http_code . ' (SHOULD BE ' . $expect_http_code . ')');
$response = $response_raw;
}
$this->debug('Response: <pre>' . var_export($response, true) . '</pre><hr/>');
return $response;
}
