[SoapClient] Added proxy authentication option in SoapClientBuilder

Fixed #47

Author: francisbesset

Curl.php

@@ -92,6 +92,10 @@ public function __construct(array $options = array(), $followLocationMaxRedirect
 
             if (false !== $proxyHost && isset($options['proxy_login'])) {
                 curl_setopt($this->ch, CURLOPT_PROXYUSERPWD, $options['proxy_login'].':'.$options['proxy_password']);
+
+                if (isset($options['proxy_auth'])) {
+                    curl_setopt($this->ch, CURLOPT_PROXYAUTH, $options['proxy_auth']);
+                }
             }
         }
 

SoapClientBuilder.php

@@ -177,17 +177,26 @@ public function withDigestAuthentication($certificate, $passphrase = null)
      * @param int    $port     Port
      * @param string $login    Login
      * @param string $password Password
+     * @param int    $auth     Authentication method
      *
      * @return \BeSimple\SoapClient\SoapClientBuilder
      */
-    public function withProxy($host, $port, $login = null, $password = null)
+    public function withProxy($host, $port, $login = null, $password = null, $auth = null)
     {
         $this->soapOptions['proxy_host'] = $host;
         $this->soapOptions['proxy_port'] = $port;
 
         if ($login) {
             $this->soapOptions['proxy_login'] = $login;
             $this->soapOptions['proxy_password'] = $password;
+
+            if ($auth) {
+                if (!in_array($auth, array(\CURLAUTH_BASIC, \CURLAUTH_NTLM), true)) {
+                    throw new \InvalidArgumentException('Invalid authentication method: CURLAUTH_BASIC or CURLAUTH_NTLM constants are availables.');
+                }
+
+                $this->soapOptions['proxy_auth'] = $auth;
+            }
         }
 
         return $this;

Tests/SoapClientBuilderTest.php

@@ -96,6 +96,20 @@ public function testWithProxy()
 
         $builder->withProxy('127.0.0.1', 8585, 'foo', 'bar');
         $this->assertEquals($this->mergeOptions(array('proxy_host' => '127.0.0.1', 'proxy_port' => 8585, 'proxy_login' => 'foo', 'proxy_password' => 'bar')), $builder->getSoapOptions());
+
+        $builder->withProxy('127.0.0.1', 8585, 'foo', 'bar', \CURLAUTH_BASIC);
+        $this->assertEquals($this->mergeOptions(array('proxy_host' => '127.0.0.1', 'proxy_port' => 8585, 'proxy_login' => 'foo', 'proxy_password' => 'bar', 'proxy_auth' => \CURLAUTH_BASIC)), $builder->getSoapOptions());
+
+        $builder->withProxy('127.0.0.1', 8585, 'foo', 'bar', \CURLAUTH_NTLM);
+        $this->assertEquals($this->mergeOptions(array('proxy_host' => '127.0.0.1', 'proxy_port' => 8585, 'proxy_login' => 'foo', 'proxy_password' => 'bar', 'proxy_auth' => \CURLAUTH_NTLM)), $builder->getSoapOptions());
+
+        try {
+            $builder->withProxy('127.0.0.1', 8585, 'foo', 'bar', -100);
+
+            $this->fail('An expected exception has not been raised.');
+        } catch (\Exception $e) {
+            $this->assertInstanceOf('InvalidArgumentException', $e);
+        }
     }
 
     public function testCreateWithDefaults()