Start working on the invite system for users

app/Models/Invite.php

@@ -0,0 +1,48 @@
+<?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\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Support\Str;
+
+class Invite extends Model
+{
+    /**
+     * The attributes that should be casted to native types.
+     *
+     * @var string[]
+     */
+    protected $casts = [
+        'email' => 'string',
+    ];
+
+    /**
+     * The fillable properties.
+     *
+     * @var string[]
+     */
+    protected $fillable = ['email'];
+
+    /**
+     * Overrides the models boot method.
+     */
+    public static function boot()
+    {
+        parent::boot();
+
+        self::creating(function ($invite) {
+            if (!$invite->code) {
+                $invite->code = self::generateVerifyCode();
+            }
+        });
+    }
+}