Merge pull request #2 from Weebly/support-oauth

Add public getRequestHeaders method. Refactor usage.

Author: wmichelin

lib/Shippo/ApiRequestor.php

@@ -106,31 +106,30 @@ public function handleApiError($rbody, $rcode, $resp)
                 throw new Shippo_ApiError($msg, $rcode, $rbody, $resp);
         }
     }
-    
-    private function _requestRaw($method, $url, $params)
+
+    public function getRequestHeaders()
     {
-        $myApiKey = $this->_apiKey;
-        if (!$myApiKey)
-            $myApiKey = Shippo::$apiKey;
-        
-        if (!$myApiKey) {
-            $msg = 'No credentials provided.';
-            throw new Shippo_AuthenticationError($msg);
-        }
-        
-        $absUrl = $this->apiUrl($url);
-        $params = self::_encodeObjects($params);
-        $langVersion = phpversion();
-        $uname = php_uname();
+        $apiKey = $this->_getApiKey();
+
         $headers = array(
             'Content-Type: application/json',
-            'Authorization: ' . $this->_getAuthorizationType($myApiKey) . ' ' . $myApiKey,
+            'Authorization: ' . $this->_getAuthorizationType($apiKey) . ' ' . $apiKey,
             'Accept: application/json',
             'User-Agent: Shippo/v1 PHPBindings/' . Shippo::VERSION
         );
         if (Shippo::getApiVersion()){
             $headers[] = 'Shippo-API-Version: ' . Shippo::getApiVersion();
         }
+
+        return $headers;
+    }
+    
+    private function _requestRaw($method, $url, $params)
+    {
+        $absUrl = $this->apiUrl($url);
+        $params = self::_encodeObjects($params);
+        $myApiKey = $this->_getApiKey();
+        $headers = $this->getRequestHeaders();
 
         list($rbody, $rcode) = $this->httpClient()->request($method, $absUrl, $headers, $params);
         return array(
@@ -156,6 +155,19 @@ private function _interpretResponse($rbody, $rcode)
         return $resp;
     }
 
+    private function _getApiKey()
+    {
+        $apiKey = $this->_apiKey;
+        if (!$apiKey)
+            $apiKey = Shippo::$apiKey;
+
+        if (!$apiKey) {
+            throw new Shippo_AuthenticationError('No credentials provided.');
+        }
+
+        return $apiKey;
+    }
+
     private function _getAuthorizationType($apiKey = '')
     {
         return strpos($apiKey, 'oauth.') === 0 ? 'Bearer' : 'ShippoToken';

test/ApiRequestorTest.php

@@ -43,21 +43,16 @@ public function testEncodeObjects()
      *
      * @param $expectedAuthorizationType
      * @param $apiToken
-     * @throws ReflectionException
      */
     public function testGetAuthorizationType($expectedAuthorizationType, $apiToken)
     {
-        // We have to do some work here because this is normally
-        // private. This is just for testing! Also it only works on PHP >=
-        // 5.3
-        if (version_compare(PHP_VERSION, '5.3.2', '>=')) {
-            $reflector = new ReflectionClass('Shippo_APIRequestor');
-            $method = $reflector->getMethod('_getAuthorizationType');
-            $method->setAccessible(true);
+        $apiRequestor = new Shippo_ApiRequestor($apiToken);
+        $headers = $apiRequestor->getRequestHeaders();
+        $authorizationHeader = current(array_filter($headers, function ($header) {
+            return strpos($header, 'Authorization:') === 0;
+        }));
 
-            $apiRequestor = new Shippo_ApiRequestor($apiToken);
-            $this->assertEquals($expectedAuthorizationType, $method->invoke($apiRequestor, $apiToken));
-        }
+        $this->assertEquals(strpos($authorizationHeader, 'Authorization: ' . $expectedAuthorizationType), 0);
     }
 
     public function provideValidAPITokens()