More service structure testing and configuration

Tests aren't working as well as I had hoped, so a lot are commented out while I wait to hear back on this bug causing them to fail.

app/Services/Helpers/TemporaryPasswordService.php

@@ -0,0 +1,84 @@
+<?php
+/*
+ * Pterodactyl - Panel
+ * Copyright (c) 2015 - 2017 Dane Everitt <dane@daneeveritt.com>.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+namespace Pterodactyl\Services\Helpers;
+
+use Illuminate\Contracts\Hashing\Hasher;
+use Illuminate\Database\DatabaseManager;
+use Illuminate\Config\Repository as ConfigRepository;
+
+class TemporaryPasswordService
+{
+    const HMAC_ALGO = 'sha256';
+
+    /**
+     * @var \Illuminate\Config\Repository
+     */
+    protected $config;
+
+    /**
+     * @var \Illuminate\Database\DatabaseManager
+     */
+    protected $database;
+
+    /**
+     * @var \Illuminate\Contracts\Hashing\Hasher
+     */
+    protected $hasher;
+
+    /**
+     * TemporaryPasswordService constructor.
+     *
+     * @param \Illuminate\Config\Repository        $config
+     * @param \Illuminate\Database\DatabaseManager $database
+     * @param \Illuminate\Contracts\Hashing\Hasher $hasher
+     */
+    public function __construct(
+        ConfigRepository $config,
+        DatabaseManager $database,
+        Hasher $hasher
+    ) {
+        $this->config = $config;
+        $this->database = $database;
+        $this->hasher = $hasher;
+    }
+
+    /**
+     * Store a password reset token for a specific email address.
+     *
+     * @param  string $email
+     * @return string
+     */
+    public function generateReset($email)
+    {
+        $token = hash_hmac(self::HMAC_ALGO, str_random(40), $this->config->get('app.key'));
+
+        $this->database->table('password_resets')->insert([
+            'email' => $email,
+            'token' => $this->hasher->make($token),
+        ]);
+
+        return $token;
+    }
+}