implements a modular view system

app/Composers/Modules/MetricsComposer.php

@@ -0,0 +1,56 @@
+<?php
+
+/*
+ * This file is part of Cachet.
+ *
+ * (c) Alt Three Services Limited
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace CachetHQ\Cachet\Composers\Modules;
+
+use CachetHQ\Cachet\Models\Metric;
+use Illuminate\Contracts\Config\Repository;
+use Illuminate\Contracts\View\View;
+
+class MetricsComposer
+{
+    /**
+     * The illuminate config instance.
+     *
+     * @var \Illuminate\Contracts\Config\Repository
+     */
+    protected $config;
+
+    /**
+     * Create a new metrics composer.
+     *
+     * @param \Illuminate\Contracts\Config\Repository $config
+     *
+     * @return void
+     */
+    public function __construct(Repository $config)
+    {
+        $this->config = $config;
+    }
+
+    /**
+     * Metrics view composer.
+     *
+     * @param \Illuminate\Contracts\View\View $view
+     *
+     * @return void
+     */
+    public function compose(View $view)
+    {
+        $metrics = null;
+        if ($displayMetrics = $this->config->get('setting.display_graphs')) {
+            $metrics = Metric::displayable()->orderBy('order')->orderBy('id')->get();
+        }
+
+        $view->withDisplayMetrics($displayMetrics)
+            ->withMetrics($metrics);
+    }
+}