From 4a8a5f54fb3480ad8a7e961be296e09cade42b15 Mon Sep 17 00:00:00 2001
From: Chuck Hagenbuch <chuck@horde.org>
Date: Thu, 1 Oct 2009 14:42:58 -0400
Subject: [PATCH] - make constructors consistent across Request types -
 consistently try to set proxy settings across Request types - condense code
 in Curl and Peclhttp requests for translating between our constants and
 theirs

---
 framework/Http/lib/Horde/Http/Request/Curl.php     | 65 +++++++++++-------
 framework/Http/lib/Horde/Http/Request/Fopen.php    |  8 ++-
 framework/Http/lib/Horde/Http/Request/Peclhttp.php | 79 ++++++++++++++--------
 3 files changed, 94 insertions(+), 58 deletions(-)

diff --git a/framework/Http/lib/Horde/Http/Request/Curl.php b/framework/Http/lib/Horde/Http/Request/Curl.php
index ca02b9f09..44528ba31 100644
--- a/framework/Http/lib/Horde/Http/Request/Curl.php
+++ b/framework/Http/lib/Horde/Http/Request/Curl.php
@@ -16,6 +16,21 @@
  */
 class Horde_Http_Request_Curl extends Horde_Http_Request_Base
 {
+    /**
+     * Map of HTTP authentication schemes from Horde_Http constants to HTTP_AUTH constants.
+     * @var array
+     */
+    protected $_httpAuthSchemes = array(
+        Horde_Http::AUTH_ANY => CURLAUTH_ANY,
+        Horde_Http::AUTH_BASIC => CURLAUTH_BASIC,
+        Horde_Http::AUTH_DIGEST => CURLAUTH_DIGEST,
+        Horde_Http::AUTH_GSSNEGOTIATE => CURLAUTH_GSSNEGOTIATE,
+        Horde_Http::AUTH_NTLM => CURLAUTH_NTLM,
+    );
+
+    /**
+     * Constructor
+     */
     public function __construct($args = array())
     {
         if (!extension_loaded('curl')) {
@@ -47,35 +62,19 @@ class Horde_Http_Request_Curl extends Horde_Http_Request_Base
         }
         if ($data) { curl_setopt($curl, CURLOPT_POSTFIELDS, $data); }
 
-        // Proxy
+        // Proxy settings
+        if ($this->proxyServer) {
+            curl_setopt($curl, CURLOPT_PROXY, $this->proxyServer);
+            if ($this->proxyUsername && $this->proxyPassword) {
+                curl_setopt($curl, CURLOPT_PROXYUSERPWD, $this->proxyUsername . ':' . $this->proxyPassword);
+                curl_setopt($curl, CURLOPT_PROXYAUTH, $this->_httpAuthScheme($this->proxyAuthenticationScheme));
+            }
+        }
 
-        // Set authentication data
+        // Authentication settings
         if ($this->username) {
             curl_setopt($curl, CURLOPT_USERPWD, $this->username . ':' . $this->password);
-            switch ($this->authenticationScheme) {
-            case Horde_Http::AUTH_ANY:
-                curl_setopt($curl, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
-                break;
-
-            case Horde_Http::AUTH_BASIC:
-                curl_setopt($curl, CURLOPT_HTTPAUTH, CURLAUTH_BASIC);
-                break;
-
-            case Horde_Http::AUTH_DIGEST:
-                curl_setopt($curl, CURLOPT_HTTPAUTH, CURLAUTH_DIGEST);
-                break;
-
-            case Horde_Http::AUTH_GSSNEGOTIATE:
-                curl_setopt($curl, CURLOPT_HTTPAUTH, CURLAUTH_GSSNEGOTIATE);
-                break;
-
-            case Horde_Http::AUTH_NTLM:
-                curl_setopt($curl, CURLOPT_HTTPAUTH, CURLAUTH_NTLM);
-                break;
-
-            default:
-                throw new Horde_Http_Exception('Unsupported authentication scheme (' . $this->authenticationScheme . ')');
-            }
+            curl_setopt($curl, CURLOPT_HTTPAUTH, $this->_httpAuthScheme($this->authenticationScheme));
         }
 
         // Concatenate the headers
@@ -92,4 +91,18 @@ class Horde_Http_Request_Curl extends Horde_Http_Request_Base
         $info = curl_getinfo($curl);
         return new Horde_Http_Response_Curl($this->uri, $result, $info);
     }
+
+    /**
+     * Translate a Horde_Http::AUTH_* constant to CURLAUTH_*
+     *
+     * @param const
+     * @return const
+     */
+    protected function _httpAuthScheme($httpAuthScheme)
+    {
+        if (!isset($this->_httpAuthSchemes[$httpAuthScheme])) {
+            throw new Horde_Http_Exception('Unsupported authentication scheme (' . $httpAuthScheme . ')');
+        }
+        return $this->_httpAuthSchemes[$httpAuthScheme];
+    }
 }
diff --git a/framework/Http/lib/Horde/Http/Request/Fopen.php b/framework/Http/lib/Horde/Http/Request/Fopen.php
index 9f3eea543..7b53dc45c 100644
--- a/framework/Http/lib/Horde/Http/Request/Fopen.php
+++ b/framework/Http/lib/Horde/Http/Request/Fopen.php
@@ -16,11 +16,13 @@
  */
 class Horde_Http_Request_Fopen extends Horde_Http_Request_Base
 {
-    public function __construct()
+    public function __construct($args = array())
     {
         if (!ini_get('allow_url_fopen')) {
             throw new Horde_Http_Exception('allow_url_fopen must be enabled');
         }
+
+        parent::__construct($args);
     }
 
     /**
@@ -40,7 +42,7 @@ class Horde_Http_Request_Fopen extends Horde_Http_Request_Base
 
         $opts = array('http' => array());
 
-        // Proxy settings - check first, so we can include the correct headers
+        // Proxy settings
         if ($this->proxyServer) {
             $opts['http']['proxy'] = 'tcp://' . $this->proxyServer;
             $opts['http']['request_fulluri'] = true;
@@ -50,7 +52,7 @@ class Horde_Http_Request_Fopen extends Horde_Http_Request_Base
             }
         }
 
-        // Set authentication data
+        // Authentication settings
         if ($this->username) {
             switch ($this->authenticationScheme) {
             case Horde_Http::AUTH_BASIC:
diff --git a/framework/Http/lib/Horde/Http/Request/Peclhttp.php b/framework/Http/lib/Horde/Http/Request/Peclhttp.php
index b9f7c4623..fbf053c9d 100644
--- a/framework/Http/lib/Horde/Http/Request/Peclhttp.php
+++ b/framework/Http/lib/Horde/Http/Request/Peclhttp.php
@@ -16,7 +16,11 @@
  */
 class Horde_Http_Request_Peclhttp extends Horde_Http_Request_Base
 {
-    public static $methods = array(
+    /**
+     * Map of HTTP methods to HTTP_METH_* constants
+     * @var array
+     */
+    protected $_httpMethods = array(
         'GET' => HTTP_METH_GET,
         'HEAD' => HTTP_METH_HEAD,
         'POST' => HTTP_METH_POST,
@@ -24,11 +28,30 @@ class Horde_Http_Request_Peclhttp extends Horde_Http_Request_Base
         'DELETE' => HTTP_METH_DELETE,
     );
 
-    public function __construct()
+    /**
+     * Map of HTTP authentication schemes from Horde_Http constants to HTTP_AUTH constants.
+     * @var array
+     */
+    protected $_httpAuthSchemes = array(
+        Horde_Http::AUTH_ANY => HTTP_AUTH_ANY,
+        Horde_Http::AUTH_BASIC => HTTP_AUTH_BASIC,
+        Horde_Http::AUTH_DIGEST => HTTP_AUTH_DIGEST,
+        Horde_Http::AUTH_GSSNEGOTIATE => HTTP_AUTH_GSSNEG,
+        Horde_Http::AUTH_NTLM => HTTP_AUTH_NTLM,
+    );
+
+    /**
+     * Constructor
+     *
+     * @throws Horde_Http_Exception
+     */
+    public function __construct($args = array())
     {
         if (!class_exists('HttpRequest', false)) {
             throw new Horde_Http_Exception('The pecl_http extension is not installed. See http://php.net/http.install');
         }
+
+        parent::__construct($args);
     }
 
     /**
@@ -38,7 +61,7 @@ class Horde_Http_Request_Peclhttp extends Horde_Http_Request_Base
      */
     public function send()
     {
-        $httpRequest = new HttpRequest($this->uri, self::$methods[$this->method]);
+        $httpRequest = new HttpRequest($this->uri, $this->_httpMethods[$this->method]);
         $httpRequest->setHeaders($this->headers);
 
         $data = $this->data;
@@ -50,35 +73,19 @@ class Horde_Http_Request_Peclhttp extends Horde_Http_Request_Base
 
         $httpOptions = array();
 
-        // Proxy
+        // Proxy settings
+        if ($this->proxyServer) {
+            $httpOptions['proxyhost'] = $this->proxyServer;
+            if ($this->proxyUsername && $this->proxyPassword) {
+                $httpOptions['proxyauth'] = $this->proxyUsername . ':' . $this->proxyPassword;
+                $httpOptions['proxyauthtype'] = $this->_httpAuthScheme($this->proxyAuthenticationScheme);
+            }
+        }
 
-        // Set authentication data
+        // Authentication settings
         if ($this->username) {
             $httpOptions['httpauth'] = $this->username . ':' . $this->password;
-            switch ($this->authenticationScheme) {
-            case Horde_Http::AUTH_ANY:
-                $httpOptions['httpauthtype'] = HTTP_AUTH_ANY;
-                break;
-
-            case Horde_Http::AUTH_BASIC:
-                $httpOptions['httpauthtype'] = HTTP_AUTH_BASIC;
-                break;
-
-            case Horde_Http::AUTH_DIGEST:
-                $httpOptions['httpauthtype'] = HTTP_AUTH_DIGEST;
-                break;
-
-            case Horde_Http::AUTH_GSSNEGOTIATE:
-                $httpOptions['httpauthtype'] = HTTP_AUTH_GSSNEG;
-                break;
-
-            case Horde_Http::AUTH_NTLM:
-                $httpOptions['httpauthtype'] = HTTP_AUTH_NTLM;
-                break;
-
-            default:
-                throw new Horde_Http_Exception('Unsupported authentication scheme (' . $this->authenticationScheme . ')');
-            }
+            $httpOptions['httpauthtype'] = $this->_httpAuthScheme($this->authenticationScheme);
         }
 
         // Set options
@@ -92,4 +99,18 @@ class Horde_Http_Request_Peclhttp extends Horde_Http_Request_Base
 
         return new Horde_Http_Response_Peclhttp($this->uri, $httpResponse);
     }
+
+    /**
+     * Translate a Horde_Http::AUTH_* constant to HTTP_AUTH_*
+     *
+     * @param const
+     * @return const
+     */
+    protected function _httpAuthScheme($httpAuthScheme)
+    {
+        if (!isset($this->_httpAuthSchemes[$httpAuthScheme])) {
+            throw new Horde_Http_Exception('Unsupported authentication scheme (' . $httpAuthScheme . ')');
+        }
+        return $this->_httpAuthSchemes[$httpAuthScheme];
+    }
 }
-- 
2.11.0