first commit

api/components/com_templates/src/Controller/StylesController.php

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+<?php
+
+/**
+ * @package     Joomla.API
+ * @subpackage  com_templates
+ *
+ * @copyright   (C) 2019 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+namespace Joomla\Component\Templates\Api\Controller;
+
+use Joomla\CMS\MVC\Controller\ApiController;
+use Joomla\String\Inflector;
+use Tobscure\JsonApi\Exception\InvalidParameterException;
+
+// phpcs:disable PSR1.Files.SideEffects
+\defined('_JEXEC') or die;
+// phpcs:enable PSR1.Files.SideEffects
+
+/**
+ * The styles controller
+ *
+ * @since  4.0.0
+ */
+class StylesController extends ApiController
+{
+    /**
+     * The content type of the item.
+     *
+     * @var    string
+     * @since  4.0.0
+     */
+    protected $contentType = 'styles';
+
+    /**
+     * The default view for the display method.
+     *
+     * @var    string
+     * @since  3.0
+     */
+    protected $default_view = 'styles';
+
+    /**
+     * Basic display of an item view
+     *
+     * @param   integer  $id  The primary key to display. Leave empty if you want to retrieve data from the request
+     *
+     * @return  static  A \JControllerLegacy object to support chaining.
+     *
+     * @since   4.0.0
+     */
+    public function displayItem($id = null)
+    {
+        $this->modelState->set('client_id', $this->getClientIdFromInput());
+
+        return parent::displayItem($id);
+    }
+
+    /**
+     * Basic display of a list view
+     *
+     * @return  static  A \JControllerLegacy object to support chaining.
+     *
+     * @since   4.0.0
+     */
+    public function displayList()
+    {
+        $this->modelState->set('client_id', $this->getClientIdFromInput());
+
+        return parent::displayList();
+    }
+
+    /**
+     * Method to allow extended classes to manipulate the data to be saved for an extension.
+     *
+     * @param   array  $data  An array of input data.
+     *
+     * @return  array
+     *
+     * @since   4.0.0
+     * @throws  InvalidParameterException
+     */
+    protected function preprocessSaveData(array $data): array
+    {
+        $data['client_id'] = $this->getClientIdFromInput();
+
+        // If we are updating an item the template is a readonly property based on the ID
+        if ($this->input->getMethod() === 'PATCH') {
+            if (\array_key_exists('template', $data)) {
+                unset($data['template']);
+            }
+
+            $model            = $this->getModel(Inflector::singularize($this->contentType), '', ['ignore_request' => true]);
+            $data['template'] = $model->getItem($this->input->getInt('id'))->template;
+        }
+
+        return $data;
+    }
+
+    /**
+     * Get client id from input
+     *
+     * @return string
+     *
+     * @since 4.0.0
+     */
+    private function getClientIdFromInput()
+    {
+        return $this->input->exists('client_id') ? $this->input->get('client_id') : $this->input->post->get('client_id');
+    }
+}

api/components/com_templates/src/View/Styles/JsonapiView.php

@@ -0,0 +1,79 @@
+<?php
+
+/**
+ * @package     Joomla.API
+ * @subpackage  com_templates
+ *
+ * @copyright   (C) 2019 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+namespace Joomla\Component\Templates\Api\View\Styles;
+
+use Joomla\CMS\MVC\View\JsonApiView as BaseApiView;
+use Joomla\CMS\Router\Exception\RouteNotFoundException;
+
+// phpcs:disable PSR1.Files.SideEffects
+\defined('_JEXEC') or die;
+// phpcs:enable PSR1.Files.SideEffects
+
+/**
+ * The styles view
+ *
+ * @since  4.0.0
+ */
+class JsonapiView extends BaseApiView
+{
+    /**
+     * The fields to render item in the documents
+     *
+     * @var  array
+     * @since  4.0.0
+     */
+    protected $fieldsToRenderItem = [
+        'id',
+        'template',
+        'client_id',
+        'home',
+        'title',
+        'params',
+        'xml',
+    ];
+
+    /**
+     * The fields to render items in the documents
+     *
+     * @var  array
+     * @since  4.0.0
+     */
+    protected $fieldsToRenderList = [
+        'id',
+        'template',
+        'title',
+        'home',
+        'client_id',
+        'language_title',
+        'image',
+        'language_sef',
+        'assigned',
+        'e_id',
+    ];
+
+    /**
+     * Prepare item before render.
+     *
+     * @param   object  $item  The model item
+     *
+     * @return  object
+     *
+     * @since   4.0.0
+     */
+    protected function prepareItem($item)
+    {
+        if ($item->client_id != $this->getModel()->getState('client_id')) {
+            throw new RouteNotFoundException('Item does not exist');
+        }
+
+        return parent::prepareItem($item);
+    }
+}