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<?php |
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/** |
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* Copyright (C) 2017 François Kooman <[email protected]>. |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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namespace fkooman\OAuth\Client\Http; |
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use RuntimeException; |
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class CurlHttpClient implements HttpClientInterface |
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{ |
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/** @var resource */ |
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private $curlChannel; |
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/** @var bool */ |
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private $httpsOnly = true; |
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public function __construct(array $configData = []) |
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{ |
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if (false === $this->curlChannel = curl_init()) { |
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throw new RuntimeException('unable to create cURL channel'); |
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} |
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if (array_key_exists('httpsOnly', $configData)) { |
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$this->httpsOnly = (bool) $configData['httpsOnly']; |
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} |
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} |
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public function __destruct() |
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{ |
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curl_close($this->curlChannel); |
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} |
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public function get($requestUri, array $requestHeaders = []) |
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{ |
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return $this->exec( |
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[ |
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CURLOPT_URL => $requestUri, |
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], |
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$requestHeaders |
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); |
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} |
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public function post($requestUri, array $postData = [], array $requestHeaders = []) |
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{ |
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return $this->exec( |
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[ |
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CURLOPT_URL => $requestUri, |
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CURLOPT_POSTFIELDS => http_build_query($postData), |
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], |
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$requestHeaders |
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); |
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} |
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private function exec(array $curlOptions, array $requestHeaders) |
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{ |
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// reset all cURL options |
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$this->curlReset(); |
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$headerList = []; |
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$defaultCurlOptions = [ |
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CURLOPT_HEADER => false, |
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CURLOPT_RETURNTRANSFER => true, |
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CURLOPT_FOLLOWLOCATION => false, |
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CURLOPT_PROTOCOLS => $this->httpsOnly ? CURLPROTO_HTTPS : CURLPROTO_HTTPS | CURLPROTO_HTTP, |
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CURLOPT_HEADERFUNCTION => function ($curlChannel, $headerData) use (&$headerList) { |
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// XXX is this secure? mb_strlen? |
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if (false !== strpos($headerData, ':')) { |
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list($key, $value) = explode(':', $headerData, 2); |
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$headerList[trim($key)] = trim($value); |
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} |
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return strlen($headerData); |
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}, |
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]; |
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if (0 !== count($requestHeaders)) { |
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$curlRequestHeaders = []; |
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foreach ($requestHeaders as $k => $v) { |
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$curlRequestHeaders[] = sprintf('%s: %s', $k, $v); |
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} |
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$defaultCurlOptions[CURLOPT_HTTPHEADER] = $curlRequestHeaders; |
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} |
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if (false === curl_setopt_array($this->curlChannel, $curlOptions + $defaultCurlOptions)) { |
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throw new RuntimeException('unable to set cURL options'); |
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} |
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if (false === $responseData = curl_exec($this->curlChannel)) { |
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$curlError = curl_error($this->curlChannel); |
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throw new RuntimeException(sprintf('failure performing the HTTP request: "%s"', $curlError)); |
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} |
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return new Response( |
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curl_getinfo($this->curlChannel, CURLINFO_HTTP_CODE), |
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$responseData, |
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$headerList |
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); |
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} |
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private function curlReset() |
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{ |
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// requires PHP >= 5.5 for curl_reset |
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if (function_exists('curl_reset')) { |
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curl_reset($this->curlChannel); |
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return; |
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} |
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// reset the request method to GET, that is enough to allow for |
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// multiple requests using the same cURL channel |
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if (false === curl_setopt_array( |
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$this->curlChannel, |
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[ |
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CURLOPT_HTTPGET => true, |
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CURLOPT_HTTPHEADER => [], |
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] |
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)) { |
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throw new RuntimeException('unable to set cURL options'); |
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} |
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} |
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} |
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fkooman /
php-oauth2-client
