Merge branch 'hotfix/9'

Close #9

Author: weierophinney

config/module.config.php

@@ -29,7 +29,7 @@
 
     'zf-api-problem' => array(
         // Accept types that should allow ApiProblem responses
-        // 'accept_filter' => $stringOrArray,
+        // 'accept_filters' => $stringOrArray,
 
         // Array of controller service names that should enable the ApiProblem render.error listener
         //'render_error_controllers' => array(),

docs/ref/api-problem-listener.rst

@@ -50,7 +50,7 @@ This latter bit, the ``Accept`` header matching, is configurable. If you want to
 allow an API-Problem response for other than the default set of mediatypes
 (``application/hal+json``, ``application/api-problem+json``, and
 ``application/json``), you can do so via your configuration. Set the value in
-the ``accept_filter`` subkey of the ``zf-hal`` configuration; the value
+the ``accept_filters`` subkey of the ``zf-hal`` configuration; the value
 should be a comma-separated set of mimetypes.
 
 .. code-block:: php
@@ -59,7 +59,7 @@ should be a comma-separated set of mimetypes.
     return array(
         'zf-hal' => array(
             // ...
-            'accept_filter' => 'application/json,text/json',
+            'accept_filters' => 'application/json,text/json',
         ),
     );
 

src/ZF/ApiProblem/Factory/ApiProblemListenerFactory.php

@@ -18,12 +18,14 @@ class ApiProblemListenerFactory implements FactoryInterface
      */
     public function createService(ServiceLocatorInterface $serviceLocator)
     {
-        $config  = $serviceLocator->has('Config');
         $filters = null;
+        $config  = [];
 
-        if (isset($config['zf-api-problem'])
-            && isset($config['zf-api-problem']['accept_filters'])
-        ) {
+        if ($serviceLocator->has('Config')) {
+            $config = $serviceLocator->get('Config');
+        }
+
+        if (isset($config['zf-api-problem']['accept_filters'])) {
             $filters = $config['zf-api-problem']['accept_filters'];
         }