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Direktori : /home/dopla/www/wp-includes/Requests/Proxy/ |
Current File : /home/dopla/www/wp-includes/Requests/Proxy/HTTP.php |
<?php /** * HTTP Proxy connection interface * * @package Requests * @subpackage Proxy * @since 1.6 */ /** * HTTP Proxy connection interface * * Provides a handler for connection via an HTTP proxy * * @package Requests * @subpackage Proxy * @since 1.6 */ class Requests_Proxy_HTTP implements Requests_Proxy { /** * Proxy host and port * * Notation: "host:port" (eg 127.0.0.1:8080 or someproxy.com:3128) * * @var string */ public $proxy; /** * Username * * @var string */ public $user; /** * Password * * @var string */ public $pass; /** * Do we need to authenticate? (ie username & password have been provided) * * @var boolean */ public $use_authentication; /** * Constructor * * @since 1.6 * @throws Requests_Exception On incorrect number of arguments (`authbasicbadargs`) * @param array|null $args Array of user and password. Must have exactly two elements */ public function __construct($args = null) { if (is_string($args)) { $this->proxy = $args; } elseif (is_array($args)) { if (count($args) == 1) { list($this->proxy) = $args; } elseif (count($args) == 3) { list($this->proxy, $this->user, $this->pass) = $args; $this->use_authentication = true; } else { throw new Requests_Exception('Invalid number of arguments', 'proxyhttpbadargs'); } } } /** * Register the necessary callbacks * * @since 1.6 * @see curl_before_send * @see fsockopen_remote_socket * @see fsockopen_remote_host_path * @see fsockopen_header * @param Requests_Hooks $hooks Hook system */ public function register(Requests_Hooks &$hooks) { $hooks->register('curl.before_send', array(&$this, 'curl_before_send')); $hooks->register('fsockopen.remote_socket', array(&$this, 'fsockopen_remote_socket')); $hooks->register('fsockopen.remote_host_path', array(&$this, 'fsockopen_remote_host_path')); if ($this->use_authentication) { $hooks->register('fsockopen.after_headers', array(&$this, 'fsockopen_header')); } } /** * Set cURL parameters before the data is sent * * @since 1.6 * @param resource $handle cURL resource */ public function curl_before_send(&$handle) { curl_setopt($handle, CURLOPT_PROXYTYPE, CURLPROXY_HTTP); curl_setopt($handle, CURLOPT_PROXY, $this->proxy); if ($this->use_authentication) { curl_setopt($handle, CURLOPT_PROXYAUTH, CURLAUTH_ANY); curl_setopt($handle, CURLOPT_PROXYUSERPWD, $this->get_auth_string()); } } /** * Alter remote socket information before opening socket connection * * @since 1.6 * @param string $remote_socket Socket connection string */ public function fsockopen_remote_socket(&$remote_socket) { $remote_socket = $this->proxy; } /** * Alter remote path before getting stream data * * @since 1.6 * @param string $path Path to send in HTTP request string ("GET ...") * @param string $url Full URL we're requesting */ public function fsockopen_remote_host_path(&$path, $url) { $path = $url; } /** * Add extra headers to the request before sending * * @since 1.6 * @param string $out HTTP header string */ public function fsockopen_header(&$out) { $out .= sprintf("Proxy-Authorization: Basic %s\r\n", base64_encode($this->get_auth_string())); } /** * Get the authentication string (user:pass) * * @since 1.6 * @return string */ public function get_auth_string() { return $this->user . ':' . $this->pass; } }