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896 lines
29 KiB
896 lines
29 KiB
<?php
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namespace OSS\Http;
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/**
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* Handles all HTTP requests using cURL and manages the responses.
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*
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* @version 2011.06.07
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* @copyright 2006-2011 Ryan Parman
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* @copyright 2006-2010 Foleeo Inc.
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* @copyright 2010-2011 Amazon.com, Inc. or its affiliates.
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* @copyright 2008-2011 Contributors
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* @license http://opensource.org/licenses/bsd-license.php Simplified BSD License
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*/
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class RequestCore
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{
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/**
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* The URL being requested.
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*/
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public $request_url;
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/**
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* The headers being sent in the request.
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*/
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public $request_headers;
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/**
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* The raw response callback headers
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*/
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public $response_raw_headers;
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/**
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* Response body when error occurs
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*/
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public $response_error_body;
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/**
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*The hander of write file
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*/
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public $write_file_handle;
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/**
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* The body being sent in the request.
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*/
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public $request_body;
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/**
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* The response returned by the request.
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*/
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public $response;
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/**
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* The headers returned by the request.
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*/
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public $response_headers;
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/**
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* The body returned by the request.
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*/
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public $response_body;
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/**
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* The HTTP status code returned by the request.
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*/
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public $response_code;
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/**
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* Additional response data.
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*/
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public $response_info;
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/**
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* The method by which the request is being made.
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*/
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public $method;
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/**
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* Stores the proxy settings to use for the request.
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*/
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public $proxy = null;
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/**
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* The username to use for the request.
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*/
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public $username = null;
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/**
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* The password to use for the request.
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*/
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public $password = null;
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/**
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* Custom CURLOPT settings.
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*/
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public $curlopts = null;
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/**
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* The state of debug mode.
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*/
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public $debug_mode = false;
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/**
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* The default class to use for HTTP Requests (defaults to <RequestCore>).
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*/
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public $request_class = 'OSS\Http\RequestCore';
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/**
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* The default class to use for HTTP Responses (defaults to <ResponseCore>).
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*/
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public $response_class = 'OSS\Http\ResponseCore';
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/**
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* Default useragent string to use.
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*/
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public $useragent = 'RequestCore/1.4.3';
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/**
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* File to read from while streaming up.
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*/
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public $read_file = null;
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/**
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* The resource to read from while streaming up.
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*/
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public $read_stream = null;
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/**
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* The size of the stream to read from.
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*/
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public $read_stream_size = null;
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/**
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* The length already read from the stream.
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*/
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public $read_stream_read = 0;
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/**
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* File to write to while streaming down.
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*/
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public $write_file = null;
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/**
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* The resource to write to while streaming down.
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*/
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public $write_stream = null;
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/**
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* Stores the intended starting seek position.
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*/
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public $seek_position = null;
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/**
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* The location of the cacert.pem file to use.
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*/
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public $cacert_location = false;
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/**
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* The state of SSL certificate verification.
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*/
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public $ssl_verification = true;
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/**
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* The user-defined callback function to call when a stream is read from.
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*/
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public $registered_streaming_read_callback = null;
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/**
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* The user-defined callback function to call when a stream is written to.
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*/
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public $registered_streaming_write_callback = null;
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/**
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* 请求超时时间， 默认是5184000秒，6天
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*
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* @var int
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*/
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public $timeout = 5184000;
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/**
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* 连接超时时间，默认是10秒
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*
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* @var int
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*/
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public $connect_timeout = 10;
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/*%******************************************************************************************%*/
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// CONSTANTS
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/**
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* GET HTTP Method
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*/
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const HTTP_GET = 'GET';
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/**
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* POST HTTP Method
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*/
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const HTTP_POST = 'POST';
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/**
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* PUT HTTP Method
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*/
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const HTTP_PUT = 'PUT';
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/**
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* DELETE HTTP Method
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*/
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const HTTP_DELETE = 'DELETE';
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/**
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* HEAD HTTP Method
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*/
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const HTTP_HEAD = 'HEAD';
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/*%******************************************************************************************%*/
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// CONSTRUCTOR/DESTRUCTOR
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/**
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* Constructs a new instance of this class.
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*
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* @param string $url (Optional) The URL to request or service endpoint to query.
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* @param string $proxy (Optional) The faux-url to use for proxy settings. Takes the following format: `proxy://user:pass@hostname:port`
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* @param array $helpers (Optional) An associative array of classnames to use for request, and response functionality. Gets passed in automatically by the calling class.
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* @return $this A reference to the current instance.
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*/
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public function __construct($url = null, $proxy = null, $helpers = null)
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{
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// Set some default values.
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$this->request_url = $url;
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$this->method = self::HTTP_GET;
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$this->request_headers = array();
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$this->request_body = '';
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// Set a new Request class if one was set.
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if (isset($helpers['request']) && !empty($helpers['request'])) {
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$this->request_class = $helpers['request'];
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}
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// Set a new Request class if one was set.
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if (isset($helpers['response']) && !empty($helpers['response'])) {
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$this->response_class = $helpers['response'];
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}
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if ($proxy) {
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$this->set_proxy($proxy);
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}
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return $this;
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}
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/**
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* Destructs the instance. Closes opened file handles.
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*
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* @return $this A reference to the current instance.
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*/
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public function __destruct()
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{
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if (isset($this->read_file) && isset($this->read_stream)) {
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fclose($this->read_stream);
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}
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if (isset($this->write_file) && isset($this->write_stream)) {
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fclose($this->write_stream);
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}
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return $this;
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}
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/*%******************************************************************************************%*/
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// REQUEST METHODS
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/**
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* Sets the credentials to use for authentication.
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*
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* @param string $user (Required) The username to authenticate with.
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* @param string $pass (Required) The password to authenticate with.
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* @return $this A reference to the current instance.
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*/
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public function set_credentials($user, $pass)
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{
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$this->username = $user;
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$this->password = $pass;
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return $this;
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}
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/**
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* Adds a custom HTTP header to the cURL request.
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*
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* @param string $key (Required) The custom HTTP header to set.
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* @param mixed $value (Required) The value to assign to the custom HTTP header.
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* @return $this A reference to the current instance.
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*/
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public function add_header($key, $value)
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{
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$this->request_headers[$key] = $value;
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return $this;
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}
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/**
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* Removes an HTTP header from the cURL request.
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*
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* @param string $key (Required) The custom HTTP header to set.
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* @return $this A reference to the current instance.
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*/
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public function remove_header($key)
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{
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if (isset($this->request_headers[$key])) {
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unset($this->request_headers[$key]);
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}
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return $this;
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}
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/**
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* Set the method type for the request.
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*
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* @param string $method (Required) One of the following constants: <HTTP_GET>, <HTTP_POST>, <HTTP_PUT>, <HTTP_HEAD>, <HTTP_DELETE>.
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* @return $this A reference to the current instance.
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*/
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public function set_method($method)
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{
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$this->method = strtoupper($method);
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return $this;
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}
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/**
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* Sets a custom useragent string for the class.
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*
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* @param string $ua (Required) The useragent string to use.
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* @return $this A reference to the current instance.
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*/
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public function set_useragent($ua)
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{
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$this->useragent = $ua;
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return $this;
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}
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/**
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* Set the body to send in the request.
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*
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* @param string $body (Required) The textual content to send along in the body of the request.
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* @return $this A reference to the current instance.
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*/
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public function set_body($body)
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{
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$this->request_body = $body;
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return $this;
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}
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/**
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* Set the URL to make the request to.
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*
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* @param string $url (Required) The URL to make the request to.
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* @return $this A reference to the current instance.
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*/
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public function set_request_url($url)
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{
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$this->request_url = $url;
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return $this;
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}
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/**
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* Set additional CURLOPT settings. These will merge with the default settings, and override if
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* there is a duplicate.
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*
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* @param array $curlopts (Optional) A set of key-value pairs that set `CURLOPT` options. These will merge with the existing CURLOPTs, and ones passed here will override the defaults. Keys should be the `CURLOPT_*` constants, not strings.
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* @return $this A reference to the current instance.
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*/
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public function set_curlopts($curlopts)
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{
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$this->curlopts = $curlopts;
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return $this;
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}
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/**
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* Sets the length in bytes to read from the stream while streaming up.
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*
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* @param integer $size (Required) The length in bytes to read from the stream.
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* @return $this A reference to the current instance.
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*/
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public function set_read_stream_size($size)
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{
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$this->read_stream_size = $size;
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return $this;
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}
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/**
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* Sets the resource to read from while streaming up. Reads the stream from its current position until
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* EOF or `$size` bytes have been read. If `$size` is not given it will be determined by <php:fstat()> and
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* <php:ftell()>.
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*
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* @param resource $resource (Required) The readable resource to read from.
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* @param integer $size (Optional) The size of the stream to read.
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* @return $this A reference to the current instance.
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*/
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public function set_read_stream($resource, $size = null)
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{
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if (!isset($size) || $size < 0) {
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$stats = fstat($resource);
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if ($stats && $stats['size'] >= 0) {
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$position = ftell($resource);
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if ($position !== false && $position >= 0) {
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$size = $stats['size'] - $position;
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}
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}
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}
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$this->read_stream = $resource;
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return $this->set_read_stream_size($size);
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}
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/**
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* Sets the file to read from while streaming up.
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*
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* @param string $location (Required) The readable location to read from.
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* @return $this A reference to the current instance.
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*/
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public function set_read_file($location)
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{
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$this->read_file = $location;
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$read_file_handle = fopen($location, 'r');
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return $this->set_read_stream($read_file_handle);
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}
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/**
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* Sets the resource to write to while streaming down.
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*
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* @param resource $resource (Required) The writeable resource to write to.
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* @return $this A reference to the current instance.
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*/
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public function set_write_stream($resource)
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{
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$this->write_stream = $resource;
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return $this;
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}
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/**
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* Sets the file to write to while streaming down.
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*
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* @param string $location (Required) The writeable location to write to.
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* @return $this A reference to the current instance.
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*/
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public function set_write_file($location)
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{
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$this->write_file = $location;
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}
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/**
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* Set the proxy to use for making requests.
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*
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* @param string $proxy (Required) The faux-url to use for proxy settings. Takes the following format: `proxy://user:pass@hostname:port`
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* @return $this A reference to the current instance.
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*/
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public function set_proxy($proxy)
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{
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$proxy = parse_url($proxy);
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$proxy['user'] = isset($proxy['user']) ? $proxy['user'] : null;
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$proxy['pass'] = isset($proxy['pass']) ? $proxy['pass'] : null;
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$proxy['port'] = isset($proxy['port']) ? $proxy['port'] : null;
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$this->proxy = $proxy;
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return $this;
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}
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/**
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* Set the intended starting seek position.
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*
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* @param integer $position (Required) The byte-position of the stream to begin reading from.
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* @return $this A reference to the current instance.
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*/
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public function set_seek_position($position)
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{
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$this->seek_position = isset($position) ? (integer)$position : null;
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return $this;
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}
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/**
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* A callback function that is invoked by cURL for streaming up.
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*
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* @param resource $curl_handle (Required) The cURL handle for the request.
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* @param resource $header_content (Required) The header callback result.
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* @return headers from a stream.
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*/
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public function streaming_header_callback($curl_handle, $header_content)
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{
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$code = curl_getinfo($curl_handle, CURLINFO_HTTP_CODE);
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if (isset($this->write_file) && intval($code) / 100 == 2 && !isset($this->write_file_handle))
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{
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$this->write_file_handle = fopen($this->write_file, 'w');
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$this->set_write_stream($this->write_file_handle);
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}
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$this->response_raw_headers .= $header_content;
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return strlen($header_content);
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}
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/**
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* Register a callback function to execute whenever a data stream is read from using
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* <CFRequest::streaming_read_callback()>.
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*
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* The user-defined callback function should accept three arguments:
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*
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* <ul>
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* <li><code>$curl_handle</code> - <code>resource</code> - Required - The cURL handle resource that represents the in-progress transfer.</li>
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* <li><code>$file_handle</code> - <code>resource</code> - Required - The file handle resource that represents the file on the local file system.</li>
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* <li><code>$length</code> - <code>integer</code> - Required - The length in kilobytes of the data chunk that was transferred.</li>
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* </ul>
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*
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* @param string|array|function $callback (Required) The callback function is called by <php:call_user_func()>, so you can pass the following values: <ul>
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* <li>The name of a global function to execute, passed as a string.</li>
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* <li>A method to execute, passed as <code>array('ClassName', 'MethodName')</code>.</li>
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* <li>An anonymous function (PHP 5.3+).</li></ul>
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* @return $this A reference to the current instance.
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*/
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public function register_streaming_read_callback($callback)
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{
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$this->registered_streaming_read_callback = $callback;
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return $this;
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}
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/**
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* Register a callback function to execute whenever a data stream is written to using
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* <CFRequest::streaming_write_callback()>.
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*
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* The user-defined callback function should accept two arguments:
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*
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* <ul>
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* <li><code>$curl_handle</code> - <code>resource</code> - Required - The cURL handle resource that represents the in-progress transfer.</li>
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* <li><code>$length</code> - <code>integer</code> - Required - The length in kilobytes of the data chunk that was transferred.</li>
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* </ul>
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*
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* @param string|array|function $callback (Required) The callback function is called by <php:call_user_func()>, so you can pass the following values: <ul>
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* <li>The name of a global function to execute, passed as a string.</li>
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* <li>A method to execute, passed as <code>array('ClassName', 'MethodName')</code>.</li>
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* <li>An anonymous function (PHP 5.3+).</li></ul>
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* @return $this A reference to the current instance.
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*/
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public function register_streaming_write_callback($callback)
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{
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$this->registered_streaming_write_callback = $callback;
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return $this;
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}
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/*%******************************************************************************************%*/
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// PREPARE, SEND, AND PROCESS REQUEST
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/**
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* A callback function that is invoked by cURL for streaming up.
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*
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* @param resource $curl_handle (Required) The cURL handle for the request.
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* @param resource $file_handle (Required) The open file handle resource.
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* @param integer $length (Required) The maximum number of bytes to read.
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* @return binary Binary data from a stream.
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*/
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public function streaming_read_callback($curl_handle, $file_handle, $length)
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{
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// Once we've sent as much as we're supposed to send...
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if ($this->read_stream_read >= $this->read_stream_size) {
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// Send EOF
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return '';
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}
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// If we're at the beginning of an upload and need to seek...
|
|
if ($this->read_stream_read == 0 && isset($this->seek_position) && $this->seek_position !== ftell($this->read_stream)) {
|
|
if (fseek($this->read_stream, $this->seek_position) !== 0) {
|
|
throw new RequestCore_Exception('The stream does not support seeking and is either not at the requested position or the position is unknown.');
|
|
}
|
|
}
|
|
|
|
$read = fread($this->read_stream, min($this->read_stream_size - $this->read_stream_read, $length)); // Remaining upload data or cURL's requested chunk size
|
|
$this->read_stream_read += strlen($read);
|
|
|
|
$out = $read === false ? '' : $read;
|
|
|
|
// Execute callback function
|
|
if ($this->registered_streaming_read_callback) {
|
|
call_user_func($this->registered_streaming_read_callback, $curl_handle, $file_handle, $out);
|
|
}
|
|
|
|
return $out;
|
|
}
|
|
|
|
/**
|
|
* A callback function that is invoked by cURL for streaming down.
|
|
*
|
|
* @param resource $curl_handle (Required) The cURL handle for the request.
|
|
* @param binary $data (Required) The data to write.
|
|
* @return integer The number of bytes written.
|
|
*/
|
|
public function streaming_write_callback($curl_handle, $data)
|
|
{
|
|
$code = curl_getinfo($curl_handle, CURLINFO_HTTP_CODE);
|
|
|
|
if (intval($code) / 100 != 2)
|
|
{
|
|
$this->response_error_body .= $data;
|
|
return strlen($data);
|
|
}
|
|
|
|
$length = strlen($data);
|
|
$written_total = 0;
|
|
$written_last = 0;
|
|
|
|
while ($written_total < $length) {
|
|
$written_last = fwrite($this->write_stream, substr($data, $written_total));
|
|
|
|
if ($written_last === false) {
|
|
return $written_total;
|
|
}
|
|
|
|
$written_total += $written_last;
|
|
}
|
|
|
|
// Execute callback function
|
|
if ($this->registered_streaming_write_callback) {
|
|
call_user_func($this->registered_streaming_write_callback, $curl_handle, $written_total);
|
|
}
|
|
|
|
return $written_total;
|
|
}
|
|
|
|
/**
|
|
* Prepares and adds the details of the cURL request. This can be passed along to a <php:curl_multi_exec()>
|
|
* function.
|
|
*
|
|
* @return resource The handle for the cURL object.
|
|
*
|
|
*/
|
|
public function prep_request()
|
|
{
|
|
$curl_handle = curl_init();
|
|
|
|
// Set default options.
|
|
curl_setopt($curl_handle, CURLOPT_URL, $this->request_url);
|
|
curl_setopt($curl_handle, CURLOPT_FILETIME, true);
|
|
curl_setopt($curl_handle, CURLOPT_FRESH_CONNECT, false);
|
|
// curl_setopt($curl_handle, CURLOPT_CLOSEPOLICY, CURLCLOSEPOLICY_LEAST_RECENTLY_USED);
|
|
curl_setopt($curl_handle, CURLOPT_MAXREDIRS, 5);
|
|
curl_setopt($curl_handle, CURLOPT_HEADER, true);
|
|
curl_setopt($curl_handle, CURLOPT_RETURNTRANSFER, true);
|
|
curl_setopt($curl_handle, CURLOPT_TIMEOUT, $this->timeout);
|
|
curl_setopt($curl_handle, CURLOPT_CONNECTTIMEOUT, $this->connect_timeout);
|
|
curl_setopt($curl_handle, CURLOPT_NOSIGNAL, true);
|
|
curl_setopt($curl_handle, CURLOPT_REFERER, $this->request_url);
|
|
curl_setopt($curl_handle, CURLOPT_USERAGENT, $this->useragent);
|
|
curl_setopt($curl_handle, CURLOPT_HEADERFUNCTION, array($this, 'streaming_header_callback'));
|
|
curl_setopt($curl_handle, CURLOPT_READFUNCTION, array($this, 'streaming_read_callback'));
|
|
|
|
// Verification of the SSL cert
|
|
if ($this->ssl_verification) {
|
|
curl_setopt($curl_handle, CURLOPT_SSL_VERIFYPEER, true);
|
|
curl_setopt($curl_handle, CURLOPT_SSL_VERIFYHOST, 2);
|
|
} else {
|
|
curl_setopt($curl_handle, CURLOPT_SSL_VERIFYPEER, false);
|
|
curl_setopt($curl_handle, CURLOPT_SSL_VERIFYHOST, false);
|
|
}
|
|
|
|
// chmod the file as 0755
|
|
if ($this->cacert_location === true) {
|
|
curl_setopt($curl_handle, CURLOPT_CAINFO, dirname(__FILE__) . '/cacert.pem');
|
|
} elseif (is_string($this->cacert_location)) {
|
|
curl_setopt($curl_handle, CURLOPT_CAINFO, $this->cacert_location);
|
|
}
|
|
|
|
// Debug mode
|
|
if ($this->debug_mode) {
|
|
curl_setopt($curl_handle, CURLOPT_VERBOSE, true);
|
|
}
|
|
|
|
// Handle open_basedir & safe mode
|
|
if (!ini_get('safe_mode') && !ini_get('open_basedir')) {
|
|
curl_setopt($curl_handle, CURLOPT_FOLLOWLOCATION, true);
|
|
}
|
|
|
|
// Enable a proxy connection if requested.
|
|
if ($this->proxy) {
|
|
|
|
$host = $this->proxy['host'];
|
|
$host .= ($this->proxy['port']) ? ':' . $this->proxy['port'] : '';
|
|
curl_setopt($curl_handle, CURLOPT_PROXY, $host);
|
|
|
|
if (isset($this->proxy['user']) && isset($this->proxy['pass'])) {
|
|
curl_setopt($curl_handle, CURLOPT_PROXYUSERPWD, $this->proxy['user'] . ':' . $this->proxy['pass']);
|
|
}
|
|
}
|
|
|
|
// Set credentials for HTTP Basic/Digest Authentication.
|
|
if ($this->username && $this->password) {
|
|
curl_setopt($curl_handle, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
|
|
curl_setopt($curl_handle, CURLOPT_USERPWD, $this->username . ':' . $this->password);
|
|
}
|
|
|
|
// Handle the encoding if we can.
|
|
if (extension_loaded('zlib')) {
|
|
curl_setopt($curl_handle, CURLOPT_ENCODING, '');
|
|
}
|
|
|
|
// Process custom headers
|
|
if (isset($this->request_headers) && count($this->request_headers)) {
|
|
$temp_headers = array();
|
|
|
|
foreach ($this->request_headers as $k => $v) {
|
|
$temp_headers[] = $k . ': ' . $v;
|
|
}
|
|
|
|
curl_setopt($curl_handle, CURLOPT_HTTPHEADER, $temp_headers);
|
|
}
|
|
|
|
switch ($this->method) {
|
|
case self::HTTP_PUT:
|
|
//unset($this->read_stream);
|
|
curl_setopt($curl_handle, CURLOPT_CUSTOMREQUEST, 'PUT');
|
|
if (isset($this->read_stream)) {
|
|
if (!isset($this->read_stream_size) || $this->read_stream_size < 0) {
|
|
throw new RequestCore_Exception('The stream size for the streaming upload cannot be determined.');
|
|
}
|
|
curl_setopt($curl_handle, CURLOPT_INFILESIZE, $this->read_stream_size);
|
|
curl_setopt($curl_handle, CURLOPT_UPLOAD, true);
|
|
} else {
|
|
curl_setopt($curl_handle, CURLOPT_POSTFIELDS, $this->request_body);
|
|
}
|
|
break;
|
|
|
|
case self::HTTP_POST:
|
|
curl_setopt($curl_handle, CURLOPT_CUSTOMREQUEST, 'POST');
|
|
if (isset($this->read_stream)) {
|
|
if (!isset($this->read_stream_size) || $this->read_stream_size < 0) {
|
|
throw new RequestCore_Exception('The stream size for the streaming upload cannot be determined.');
|
|
}
|
|
curl_setopt($curl_handle, CURLOPT_INFILESIZE, $this->read_stream_size);
|
|
curl_setopt($curl_handle, CURLOPT_UPLOAD, true);
|
|
} else {
|
|
curl_setopt($curl_handle, CURLOPT_POSTFIELDS, $this->request_body);
|
|
}
|
|
break;
|
|
|
|
case self::HTTP_HEAD:
|
|
curl_setopt($curl_handle, CURLOPT_CUSTOMREQUEST, self::HTTP_HEAD);
|
|
curl_setopt($curl_handle, CURLOPT_NOBODY, 1);
|
|
break;
|
|
|
|
default: // Assumed GET
|
|
curl_setopt($curl_handle, CURLOPT_CUSTOMREQUEST, $this->method);
|
|
if (isset($this->write_stream) || isset($this->write_file)) {
|
|
curl_setopt($curl_handle, CURLOPT_WRITEFUNCTION, array($this, 'streaming_write_callback'));
|
|
curl_setopt($curl_handle, CURLOPT_HEADER, false);
|
|
} else {
|
|
curl_setopt($curl_handle, CURLOPT_POSTFIELDS, $this->request_body);
|
|
}
|
|
break;
|
|
}
|
|
|
|
// Merge in the CURLOPTs
|
|
if (isset($this->curlopts) && sizeof($this->curlopts) > 0) {
|
|
foreach ($this->curlopts as $k => $v) {
|
|
curl_setopt($curl_handle, $k, $v);
|
|
}
|
|
}
|
|
|
|
return $curl_handle;
|
|
}
|
|
|
|
/**
|
|
* Take the post-processed cURL data and break it down into useful header/body/info chunks. Uses the
|
|
* data stored in the `curl_handle` and `response` properties unless replacement data is passed in via
|
|
* parameters.
|
|
*
|
|
* @param resource $curl_handle (Optional) The reference to the already executed cURL request.
|
|
* @param string $response (Optional) The actual response content itself that needs to be parsed.
|
|
* @return ResponseCore A <ResponseCore> object containing a parsed HTTP response.
|
|
*/
|
|
public function process_response($curl_handle = null, $response = null)
|
|
{
|
|
// Accept a custom one if it's passed.
|
|
if ($curl_handle && $response) {
|
|
$this->response = $response;
|
|
}
|
|
|
|
// As long as this came back as a valid resource...
|
|
if (is_resource($curl_handle)) {
|
|
// Determine what's what.
|
|
$header_size = curl_getinfo($curl_handle, CURLINFO_HEADER_SIZE);
|
|
$this->response_headers = substr($this->response, 0, $header_size);
|
|
$this->response_body = substr($this->response, $header_size);
|
|
$this->response_code = curl_getinfo($curl_handle, CURLINFO_HTTP_CODE);
|
|
$this->response_info = curl_getinfo($curl_handle);
|
|
|
|
if (intval($this->response_code) / 100 != 2 && isset($this->write_file))
|
|
{
|
|
$this->response_headers = $this->response_raw_headers;
|
|
$this->response_body = $this->response_error_body;
|
|
}
|
|
|
|
// Parse out the headers
|
|
$this->response_headers = explode("\r\n\r\n", trim($this->response_headers));
|
|
$this->response_headers = array_pop($this->response_headers);
|
|
$this->response_headers = explode("\r\n", $this->response_headers);
|
|
array_shift($this->response_headers);
|
|
|
|
// Loop through and split up the headers.
|
|
$header_assoc = array();
|
|
foreach ($this->response_headers as $header) {
|
|
$kv = explode(': ', $header);
|
|
$header_assoc[strtolower($kv[0])] = isset($kv[1]) ? $kv[1] : '';
|
|
}
|
|
|
|
// Reset the headers to the appropriate property.
|
|
$this->response_headers = $header_assoc;
|
|
$this->response_headers['info'] = $this->response_info;
|
|
$this->response_headers['info']['method'] = $this->method;
|
|
|
|
if ($curl_handle && $response) {
|
|
return new ResponseCore($this->response_headers, $this->response_body, $this->response_code);
|
|
}
|
|
}
|
|
|
|
// Return false
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Sends the request, calling necessary utility functions to update built-in properties.
|
|
*
|
|
* @param boolean $parse (Optional) Whether to parse the response with ResponseCore or not.
|
|
* @return string The resulting unparsed data from the request.
|
|
*/
|
|
public function send_request($parse = false)
|
|
{
|
|
set_time_limit(0);
|
|
|
|
$curl_handle = $this->prep_request();
|
|
$this->response = curl_exec($curl_handle);
|
|
|
|
if ($this->response === false) {
|
|
throw new RequestCore_Exception('cURL resource: ' . (string)$curl_handle . '; cURL error: ' . curl_error($curl_handle) . ' (' . curl_errno($curl_handle) . ')');
|
|
}
|
|
|
|
$parsed_response = $this->process_response($curl_handle, $this->response);
|
|
|
|
curl_close($curl_handle);
|
|
|
|
if ($parse) {
|
|
return $parsed_response;
|
|
}
|
|
|
|
return $this->response;
|
|
}
|
|
|
|
/*%******************************************************************************************%*/
|
|
// RESPONSE METHODS
|
|
|
|
/**
|
|
* Get the HTTP response headers from the request.
|
|
*
|
|
* @param string $header (Optional) A specific header value to return. Defaults to all headers.
|
|
* @return string|array All or selected header values.
|
|
*/
|
|
public function get_response_header($header = null)
|
|
{
|
|
if ($header) {
|
|
return $this->response_headers[strtolower($header)];
|
|
}
|
|
return $this->response_headers;
|
|
}
|
|
|
|
/**
|
|
* Get the HTTP response body from the request.
|
|
*
|
|
* @return string The response body.
|
|
*/
|
|
public function get_response_body()
|
|
{
|
|
return $this->response_body;
|
|
}
|
|
|
|
/**
|
|
* Get the HTTP response code from the request.
|
|
*
|
|
* @return string The HTTP response code.
|
|
*/
|
|
public function get_response_code()
|
|
{
|
|
return $this->response_code;
|
|
}
|
|
}
|