/**
* Build the URL for given domain alias, path and parameters.
*
* @param string $name The name of the domain
* @param string $path Optional path (without a leading slash)
* @param array $params Optional query parameters
*
* @return UrlScript The URL for the given parameters
*/
public function createUrl($name, $path = NULL, $params = array())
{
if (preg_match('~^https?://([^.]+\\.)?github\\.com/~', trim($path))) {
$url = new UrlScript($path);
} else {
$url = new UrlScript($this->domains[$name]);
$url->path .= ltrim($path, '/');
}
$url->appendQuery(array_map(function ($param) {
return $param instanceof UrlScript ? (string) $param : $param;
}, $params));
return $url;
}
/**
* Build the URL for given domain alias, path and parameters.
*
* @param string $name The name of the domain
* @param string $path Optional path (without a leading slash)
* @param array $params Optional query parameters
*
* @return Http\UrlScript The URL for the given parameters
*/
public function createUrl($name, $path = NULL, $params = [])
{
if (preg_match('~^https?://([^.]+\\.)?twitter\\.com/~', trim($path))) {
$url = new Http\UrlScript($path);
} else {
$url = new Http\UrlScript($this->domains[$name]);
$path = $url->getPath() . ltrim($path, '/');
$url->setPath($path);
}
$url->appendQuery(array_map(function ($param) {
return $param instanceof Http\UrlScript ? (string) $param : $param;
}, $params));
return $url;
}
/**
* Makes an HTTP request. This method can be overridden by subclasses if
* developers want to do fancier things or use something other than curl to
* make the request.
*
* @param string $url The URL to make the request to
* @param array $params The parameters to use for the POST body
* @param resource $ch Initialized curl handle
*
* @throws Facebook\FacebookApiException
* @return string The response text
*/
protected function makeRequest($url, array $params, $ch = NULL)
{
if (isset($this->cache[$cacheKey = md5(serialize(array($url, $params)))])) {
return $this->cache[$cacheKey];
}
$url = new UrlScript($url);
$method = strtoupper(isset($params['method']) ? $params['method'] : 'GET');
$this->onRequest((string) $url, $params);
$ch = $ch ?: curl_init();
$opts = $this->curlOptions;
if ($this->fb->config->graphVersion !== '' && $this->fb->config->graphVersion !== 'v1.0') {
// v2.0 or later
unset($params['method']);
if ($method === 'GET') {
$url->appendQuery($params);
$params = array();
}
if ($method === 'DELETE' || $method === 'PUT') {
$opts[CURLOPT_CUSTOMREQUEST] = $method;
}
if ($method !== 'GET') {
$opts[CURLOPT_POSTFIELDS] = $params;
}
$opts[CURLOPT_HTTPHEADER][] = 'Accept-Encoding: *';
} else {
// BC
$opts[CURLOPT_POSTFIELDS] = $this->fb->config->fileUploadSupport ? $params : http_build_query($params, NULL, '&');
// disable the 'Expect: 100-continue' behaviour. This causes CURL to wait
// for 2 seconds if the server does not support this header.
$opts[CURLOPT_HTTPHEADER][] = 'Expect:';
}
$opts[CURLOPT_URL] = (string) $url;
// execute request
curl_setopt_array($ch, $opts);
$result = curl_exec($ch);
// provide certificate if needed
if (curl_errno($ch) == CURLE_SSL_CACERT || curl_errno($ch) === CURLE_SSL_CACERT_BADFILE) {
Debugger::log('Invalid or no certificate authority found, using bundled information', 'facebook');
$this->curlOptions[CURLOPT_CAINFO] = CertificateHelper::getCaInfoFile();
curl_setopt($ch, CURLOPT_CAINFO, CertificateHelper::getCaInfoFile());
$result = curl_exec($ch);
}
// With dual stacked DNS responses, it's possible for a server to
// have IPv6 enabled but not have IPv6 connectivity. If this is
// the case, curl will try IPv4 first and if that fails, then it will
// fall back to IPv6 and the error EHOSTUNREACH is returned by the
// operating system.
if ($result === FALSE && empty($opts[CURLOPT_IPRESOLVE])) {
$matches = array();
if (preg_match('/Failed to connect to ([^:].*): Network is unreachable/', curl_error($ch), $matches)) {
if (strlen(@inet_pton($matches[1])) === 16) {
Debugger::log('Invalid IPv6 configuration on server, Please disable or get native IPv6 on your server.', 'facebook');
$this->curlOptions[CURLOPT_IPRESOLVE] = CURL_IPRESOLVE_V4;
curl_setopt($ch, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
$result = curl_exec($ch);
}
}
}
$info = curl_getinfo($ch);
if (isset($info['request_header'])) {
list($info['request_header']) = self::parseHeaders($info['request_header']);
}
$info['method'] = $method;
if ($result === FALSE) {
$e = new Facebook\FacebookApiException(array('error_code' => curl_errno($ch), 'error' => array('message' => curl_error($ch), 'type' => 'CurlException')));
curl_close($ch);
$this->onError($e, $info);
throw $e;
}
if (!$result && isset($info['redirect_url'])) {
$result = Json::encode(array('url' => $info['redirect_url']));
}
$info['headers'] = self::parseHeaders(substr($result, 0, $info['header_size']));
$result = trim(substr($result, $info['header_size']));
$this->onSuccess($result, $info);
curl_close($ch);
return $this->cache[$cacheKey] = $result;
}
