Add migration

migrations/create_approvals_table.php.stub

@@ -0,0 +1,38 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class CreateApprovalsTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('approvals', function (Blueprint $table) {
+            $table->increments('id');
+            $table->string('approvable_type');
+            $table->integer('approvable_id');
+            $table->integer('user_id')->nullable();
+            $table->string('key');
+            $table->text('value')->nullable();
+            $table->boolean('approved')->default(false);
+            $table->timestamps();
+            $table->index(array('approvable_id', 'approvable_type'));
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::drop('approvals');
+    }
+}

src/ApprovableServiceProvider.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace Victorlap\Approvable;
+
+use Illuminate\Support\ServiceProvider;
+
+/**
+ * Class ApprovableServiceProvider
+ * @package Victorlap\Approvable
+ */
+class ApprovableServiceProvider extends ServiceProvider
+{
+    /**
+     * Bootstrap the application events.
+     */
+    public function boot()
+    {
+        if (!class_exists('CreateApprovalsTable')) {
+            $timestamp = date('Y_m_d_His', time());
+            $this->publishes([
+                __DIR__ . '/../migrations/create_approvals_table.php.stub'
+                    => database_path("/migrations/{$timestamp}_create_approvals_table.php"),
+            ], 'migrations');
+        }
+    }
+}