proxy-type.patch

Index: HTTP/Request2.php
===================================================================
--- HTTP/Request2.php	(revision 324260)
+++ HTTP/Request2.php	(working copy)
@@ -156,6 +156,7 @@
         'proxy_user'        => '',
         'proxy_password'    => '',
         'proxy_auth_scheme' => self::AUTH_BASIC,
+        'proxy_type'        => 'http',
 
         'ssl_verify_peer'   => true,
         'ssl_verify_host'   => true,
@@ -1012,4 +1013,4 @@
         return empty($info)? 'application/octet-stream': $info;
     }
 }
-?>
\ No newline at end of file
+?>
Index: HTTP/Request2/Adapter/Curl.php
===================================================================
--- HTTP/Request2/Adapter/Curl.php	(revision 324260)
+++ HTTP/Request2/Adapter/Curl.php	(working copy)
@@ -325,6 +325,21 @@
                         curl_setopt($ch, CURLOPT_PROXYAUTH, CURLAUTH_DIGEST);
                 }
             }
+            if ($type = $this->request->getConfig('proxy_type')) {
+                switch ($type) {
+                case 'http':
+                    curl_setopt($ch, CURLOPT_PROXYTYPE, CURLPROXY_HTTP);
+                    break;
+                case 'socks5':
+                    curl_setopt($ch, CURLOPT_PROXYTYPE, CURLPROXY_SOCKS5);
+                    break;
+                default:
+                    throw new HTTP_Request2_LogicException(
+                        sprintf("Proxy type '%s' is not supported", $type),
+                        HTTP_Request2_Exception::MISCONFIGURATION
+                    );
+                }
+            }
         }
 
         // set authentication data