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<?php |
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/** |
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* Class Request |
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* |
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* @filesource Request.php |
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* @created 13.02.2016 |
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* @package chillerlan\TinyCurl |
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* @author Smiley <[email protected]> |
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* @copyright 2016 Smiley |
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* @license MIT |
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*/ |
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namespace chillerlan\TinyCurl; |
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use chillerlan\TinyCurl\Response\Response; |
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/** |
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* |
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*/ |
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class Request{ |
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/** |
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* The cURL connection |
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* |
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* @var resource |
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*/ |
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protected $curl; |
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/** |
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* @var \chillerlan\TinyCurl\RequestOptions |
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*/ |
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protected $options; |
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/** |
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* Request constructor. |
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* |
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* @param \chillerlan\TinyCurl\RequestOptions|null $options |
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*/ |
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public function __construct(RequestOptions $options = null){ |
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$this->setOptions($options ?: new RequestOptions); |
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} |
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/** |
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* @param \chillerlan\TinyCurl\RequestOptions $options |
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*/ |
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public function setOptions(RequestOptions $options){ |
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$this->options = $options; |
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} |
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/** |
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* @param string $url |
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* |
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* @return \chillerlan\TinyCurl\Response\Response |
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*/ |
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protected function getResponse($url){ |
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curl_setopt($this->curl, CURLOPT_URL, $url); |
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return new Response($this->curl); |
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} |
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/** |
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* @return void |
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*/ |
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protected function initCurl(){ |
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$this->curl = curl_init(); |
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$ca_info = is_file($this->options->ca_info) ? $this->options->ca_info : null; |
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// set defaults |
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curl_setopt_array($this->curl, [ |
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CURLOPT_PROTOCOLS => CURLPROTO_HTTP|CURLPROTO_HTTPS|CURLPROTO_FTP|CURLPROTO_FTPS, |
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CURLOPT_RETURNTRANSFER => true, |
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CURLOPT_SSL_VERIFYPEER => (bool)$ca_info, |
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CURLOPT_SSL_VERIFYHOST => 2, // Support for value 1 removed in cURL 7.28.1 |
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CURLOPT_CAINFO => $ca_info, |
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]); |
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// set the global request options |
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curl_setopt_array($this->curl, $this->options->curl_options); |
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} |
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/** |
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* @param \chillerlan\TinyCurl\URL $url |
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* @param array $curl_options |
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* |
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* @return \chillerlan\TinyCurl\Response\Response |
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* @throws \chillerlan\TinyCurl\RequestException |
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*/ |
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public function fetch(URL $url, array $curl_options = []){ |
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if(!$url->host || !in_array($url->scheme, ['http', 'https', 'ftp', 'ftps'], true)){ |
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throw new RequestException('$url'); |
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} |
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$this->initCurl(); |
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switch($url->method){ |
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case 'GET': |
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break; |
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case 'POST': |
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curl_setopt_array($this->curl, [ |
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CURLOPT_POST => true, |
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/* |
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* "Passing an array to CURLOPT_POSTFIELDS will encode the data as multipart/form-data, |
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* while passing a URL-encoded string will encode the data as application/x-www-form-urlencoded." |
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* - PHP manual |
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*/ |
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CURLOPT_POSTFIELDS => $url->body, |
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]); |
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break; |
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} |
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// set per-request options |
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curl_setopt_array($this->curl, $curl_options); |
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return $this->getResponse((string)$url); |
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} |
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/** |
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* @param string $url |
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* |
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* @return array<string> |
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*/ |
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public function extractShortUrl($url){ |
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$urls = [$url]; |
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while($url = $this->extract($url)){ |
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$urls[] = $url; |
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} |
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return $urls; |
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} |
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/** |
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* @param string $url |
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* |
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* @return string |
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* @link http://www.internoetics.com/2012/11/12/resolve-short-urls-to-their-destination-url-php-api/ |
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*/ |
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protected function extract($url){ |
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$this->initCurl(); |
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curl_setopt_array($this->curl, [ |
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CURLOPT_FOLLOWLOCATION => false |
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]); |
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$response = $this->getResponse($url); |
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$info = $response->info; |
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$headers = $response->headers; |
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switch(true){ |
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// check curl_info() |
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case in_array($info->http_code, range(300, 308), true) && isset($info->redirect_url) && !empty($info->redirect_url): |
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return $info->redirect_url; |
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// look for a location header |
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case isset($headers->location) && !empty($headers->location): |
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return $headers->location; // @codeCoverageIgnore |
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default: |
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return ''; |
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} |
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} |
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} |
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chillerlan /
php-curl
