Refactor settings caching

app/Settings/Cache.php

@@ -0,0 +1,97 @@
+<?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\Settings;
+
+use Illuminate\Filesystem\Filesystem;
+
+class Cache
+{
+    /**
+     * The filesystem instance.
+     *
+     * @var \Illuminate\Filesystem\Filesystem
+     */
+    protected $files;
+
+    /**
+     * Is path to the setting cache.
+     *
+     * @var string
+     */
+    protected $path;
+
+    /**
+     * Create a new settings cache instance.
+     *
+     * @param \Illuminate\Filesystem\Filesystem $files
+     * @param string                            $path
+     *
+     * @return void
+     */
+    public function __construct(Filesystem $files, $path)
+    {
+        $this->files = $files;
+        $this->path = $path;
+    }
+
+    /**
+     * Store the settings in the cache,
+     *
+     * @param string $env
+     * @param array  $data
+     *
+     * @return void
+     */
+    public function store($env, array $data)
+    {
+        $this->files->put($this->path($env), '<?php return '.var_export($data, true).';'.PHP_EOL);
+    }
+
+    /**
+     * Load the settings from the cache.
+     *
+     * @param string $env
+     *
+     * @return array|false
+     */
+    public function load($env)
+    {
+        try {
+            return $this->files->getRequire($this->path($env));
+        } catch (Exception $e) {
+            return false;
+        }
+    }
+
+    /**
+     * Clear the settings cache.
+     *
+     * Note that we're careful not to remove the .gitignore file.
+     *
+     * @return void
+     */
+    public function clear()
+    {
+        $this->files->delete($this->files->allFiles($this->path));
+    }
+
+    /**
+     * Returns the settings cache path.
+     *
+     * @return string
+     */
+    protected function path($env)
+    {
+        return "{$this->path}/{$env}.php";
+    }
+
+}