API refactoring

app/Api/Category.php

@@ -0,0 +1,49 @@
+<?php
+
+namespace Api;
+
+/**
+ * Category API controller
+ *
+ * @package  api
+ * @author   Frederic Guillot
+ */
+class Category extends Base
+{
+    public function getCategory($category_id)
+    {
+        return $this->category->getById($category_id);
+    }
+
+    public function getAllCategories($project_id)
+    {
+        return $this->category->getAll($project_id);
+    }
+
+    public function removeCategory($category_id)
+    {
+        return $this->category->remove($category_id);
+    }
+
+    public function createCategory($project_id, $name)
+    {
+        $values = array(
+            'project_id' => $project_id,
+            'name' => $name,
+        );
+
+        list($valid,) = $this->category->validateCreation($values);
+        return $valid ? $this->category->create($values) : false;
+    }
+
+    public function updateCategory($id, $name)
+    {
+        $values = array(
+            'id' => $id,
+            'name' => $name,
+        );
+
+        list($valid,) = $this->category->validateModification($values);
+        return $valid && $this->category->update($values);
+    }
+}