Added theme whitelabel export functionality

classes/plugin/AdminController.php

@@ -2188,6 +2188,32 @@ class AdminController extends AdminBaseController
 
     }
 
+    protected function taskExportScss()
+    {
+        if (!$this->authorizeTask('compile scss', ['admin.pages', 'admin.super'])) {
+            return false;
+        }
+
+        $data = ['color_scheme' => $this->data['whitelabel']['color_scheme'] ?? null];
+        $name = $this->data['whitelabel']['color_scheme']['name'] ?? 'theme';
+        //todo slugify name
+        $location  = 'asset://' . $name . '.yaml';
+
+        [$status, $msg] = $this->grav['admin-whitelabel']->exportPresetScsss($data, $location);
+
+        $json_response = [
+            'status'  => 'success' ,
+            'message' => 'Theme Export Ready',
+            'files' => [
+                'download' => Utils::url($location)
+            ]
+        ];
+
+        echo json_encode($json_response);
+        exit;
+
+    }
+
     /**
      * Handles deleting a media file from a page
      *

classes/plugin/WhiteLabel.php

@@ -3,8 +3,10 @@ namespace Grav\Plugin\Admin;
 
 use Grav\Common\Data\Data;
 use Grav\Common\Grav;
+use Grav\Framework\File\File;
 use RocketTheme\Toolbox\Event\Event;
 use RocketTheme\Toolbox\ResourceLocator\UniformResourceLocator;
+use Symfony\Component\Yaml\Yaml;
 
 class WhiteLabel
 {
@@ -66,4 +68,22 @@ class WhiteLabel
         return [false, ' Could not be recompiled, missing color scheme...'];
     }
 
+    public function exportPresetScsss($config, $location = 'asset://admin-theme-export.yaml')
+    {
+
+        if (isset($config['color_scheme'])) {
+
+            $color_scheme = $config['color_scheme'];
+
+            $body = Yaml::dump($color_scheme);
+
+            $file = new File($location);
+            $file->save($body);
+
+            return [true, 'File created successfully'];
+
+        } else {
+            return [false, ' Could not export, missing color scheme...'];
+        }
+    }
 }