Read toml formatted configs for display

Signed-off-by: Justin Georgi <justin.georgi@gmail.com>

composer.json

@@ -0,0 +1,5 @@
+{
+    "require": {
+        "devium/toml": "*"
+    }
+}

includes/GlModelHooks.php

@@ -44,7 +44,7 @@ class GlModelHooks {
     }
 
     /**
-     * Render the config json in a <pre> tag
+     * Render the config toml in a <pre> tag
      * 
      * @param $input The text inside the custom tag
      * @param array $args Any attributes given in the tag
@@ -170,15 +170,8 @@ class GlModelHooks {
             $uploadFormObj->mComment .= <<<CONF
             
             <mvconfig>
-            {
-            "viewerConfig": {
-                "default": {
-                    "camera-controls": true
-                }
-            },
-            "annotations": {},
-            "annotationSets": {}
-            }
+                [viewerConfig.default]
+                camera-controls = true
             </mvconfig>
             CONF;
         }

includes/GlModelTransformOutput.php

@@ -1,6 +1,9 @@
 <?php
 namespace MediaWiki\Extension\GlModelViewer;
 
+require_once __DIR__ . '/../vendor/autoload.php';
+
+use Devium\Toml\Toml;
 use MediaWiki\MediaWikiServices;
 use MediaTransformOutput;
 use ConfigFactory;
@@ -49,7 +52,7 @@ class GlModelTransformOutput extends MediaTransformOutput {
 	public function toHtml($options = []) {
         $descriptText = $this->file->getDescriptionText();
         preg_match('/<pre mvconfig.*?>([\S\s]*?)<\/pre>/',$descriptText,$modelDescript);   
-        $metadata = json_decode($modelDescript[1], true);
+        $metadata = toml_decode($modelDescript[1], true);
 
         if ($this->thumb) {
             $poster = $metadata['viewerConfig'][$this->view]['poster'] ?? false;