ObjectsController: allow admins to download JSON

fixes #1226

doc/82-Changelog.md

@@ -13,6 +13,10 @@ before switching to a new version.
 ### Permissions and Restrictions
 * FEATURE: Showing the executed SQL query now requires the `showsql` permission
 
+### UI features
+* Admins have now access to JSON download links in many places
+* Users equipped with related permissions can toggle "Show SQL" in the GUI
+
 1.4.1
 -----
 ### Fixed issues

library/Director/Web/Controller/ObjectsController.php

@@ -78,7 +78,18 @@ abstract class ObjectsController extends ActionController
             $this->apiRequestHandler()->dispatch();
             return;
         }
+
         $type = $this->getType();
+        if ($this->params->get('format') === 'json') {
+            $filename = sprintf(
+                "director-${type}_%s.json",
+                date('YmdHis')
+            );
+            $this->getResponse()->setHeader('Content-disposition', "attachment; filename=$filename", true);
+            $this->apiRequestHandler()->dispatch();
+            return;
+        }
+
         $this
             ->addObjectsTabs()
             ->setAutorefreshInterval(10)

library/Director/Web/Widget/AdditionalTableActions.php

@@ -28,6 +28,9 @@ class AdditionalTableActions
     public function appendTo(Html $parent)
     {
         $links = [];
+        if ($this->hasPermission('director/admin')) {
+            $links[] = $this->createDownloadJsonLink();
+        }
         if ($this->hasPermission('director/showsql')) {
             $links[] = $this->createShowSqlToggle();
         }
@@ -39,6 +42,16 @@ class AdditionalTableActions
         return $this;
     }
 
+    protected function createDownloadJsonLink()
+    {
+        return Link::create(
+            $this->translate('Download as JSON'),
+            $this->url->with('format', 'json'),
+            null,
+            ['target' => '_blank']
+        );
+    }
+
     protected function createShowSqlToggle()
     {
         if ($this->url->getParam('format') === 'sql') {