add support for egg variables, closes pterodactyl#974

Author: DaneEveritt

CHANGELOG.md

@@ -7,6 +7,9 @@ This project follows [Semantic Versioning](http://semver.org) guidelines.
 ### Fixed
 * Fixes an exception thrown when trying to access the `/nests/:id/eggs/:id` API endpoint.
 
+### Added
+* Adds ability to include egg variables on an API request.
+
 ## v0.7.1 (Derelict Dermodactylus)
 ### Fixed
 * Fixes an exception when no token is entered on the 2-Factor enable/disable page and the form is submitted.

app/Transformers/Api/Application/EggTransformer.php

@@ -5,6 +5,7 @@
 use Pterodactyl\Models\Egg;
 use Pterodactyl\Models\Nest;
 use Pterodactyl\Models\Server;
+use Pterodactyl\Models\EggVariable;
 use Pterodactyl\Services\Acl\Api\AdminAcl;
 
 class EggTransformer extends BaseTransformer
@@ -15,7 +16,7 @@ class EggTransformer extends BaseTransformer
      * @var array
      */
     protected $availableIncludes = [
-        'nest', 'servers', 'config', 'script',
+        'nest', 'servers', 'config', 'script', 'variables',
     ];
 
     /**
@@ -147,4 +148,25 @@ public function includeScript(Egg $model)
             ];
         });
     }
+
+    /**
+     * Include the variables that are defined for this Egg.
+     *
+     * @param \Pterodactyl\Models\Egg $model
+     * @return \League\Fractal\Resource\Collection|\League\Fractal\Resource\NullResource
+     */
+    public function includeVariables(Egg $model)
+    {
+        if (! $this->authorize(AdminAcl::RESOURCE_EGGS)) {
+            return $this->null();
+        }
+
+        $model->loadMissing('variables');
+
+        return $this->collection(
+            $model->getRelation('variables'),
+            $this->makeTransformer(EggVariableTransformer::class),
+            EggVariable::RESOURCE_NAME
+        );
+    }
 }