Add with parameter in Contact object to retrieve contact fields (#1044)

app/Http/Controllers/Api/ApiController.php

@@ -28,6 +28,11 @@ class ApiController extends Controller
      */
     protected $sort = 'created_at';
 
+    /**
+     * @var string
+     */
+    protected $withParameter = null;
+
     /**
      * @var string
      */
@@ -59,6 +64,10 @@ class ApiController extends Controller
                 $this->setLimitPerPage($request->get('limit'));
             }
 
+            if ($request->has('with')) {
+                $this->setWithParameter($request->get('with'));
+            }
+
             // make sure the JSON is well formatted if the given call sends a JSON
             // TODO: there is probably a much better way to do that
             if ($request->method() != 'GET' && $request->method() != 'DELETE'
@@ -104,6 +113,25 @@ class ApiController extends Controller
         return $this;
     }
 
+    /**
+     * @return string
+     */
+    public function getWithParameter()
+    {
+        return $this->withParameter;
+    }
+
+    /**
+     * @param string $with
+     * @return $this
+     */
+    public function setWithParameter($with)
+    {
+        $this->withParameter = $with;
+
+        return $this;
+    }
+
     /**
      * @return int
      */