Merge branch 'hotfix/52' into develop

Forward port #52

Conflicts:
	CHANGELOG.md

Author: weierophinney

CHANGELOG.md

@@ -20,7 +20,7 @@ All notable changes to this project will be documented in this file, in reverse
 
 - Nothing.
 
-## 1.2.3 - TBD
+## 1.2.3 - 2016-10-11
 
 ### Added
 
@@ -41,6 +41,9 @@ All notable changes to this project will be documented in this file, in reverse
 - [#50](https://github.com/zfcampus/zf-apigility-documentation/pull/50) fixes
   escaping of field decriptions; previously, the template was improperly using
   `escapeTransformDescription()` instead of `agTransformDescription()`.
+- [#52](https://github.com/zfcampus/zf-apigility-documentation/pull/52) fixes
+  output of fields when the `allows_only_fields_in_filter` parameter is present
+  for an input filter.
 
 ## 1.2.2 - 2016-08-10
 

src/ApiFactory.php

@@ -204,10 +204,12 @@ public function createService(Api $api, $serviceName)
         $fields = [];
         if (isset($this->config['zf-content-validation'][$serviceClassName])) {
             foreach ($this->config['zf-content-validation'][$serviceClassName] as $validatorKey => $validatorName) {
-                foreach ($this->mapFields($this->config['input_filter_specs'][$validatorName]) as $fieldData) {
-                    $fields[$validatorKey][] = $this->getField($fieldData);
+                if (isset($this->config['input_filter_specs'][$validatorName])) {
+                    foreach ($this->mapFields($this->config['input_filter_specs'][$validatorName]) as $fieldData) {
+                        $fields[$validatorKey][] = $this->getField($fieldData);
+                    }
+                    $hasFields = true;
                 }
-                $hasFields = true;
             }
         }