first commit

database/migrations/2017_09_01_000000_create_roles_table.php

@@ -0,0 +1,89 @@
+<?php
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+
+class CreateRolesTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return  void
+     */
+    public function up()
+    {
+        // Create table for storing roles
+        Schema::create('roles', function (Blueprint $table) {
+            $table->increments('id');
+            $table->string('name');
+            $table->string('display_name');
+            $table->string('description')->nullable();
+            $table->timestamps();
+
+            $table->unique('name');
+        });
+
+        // Create table for associating roles to users (Many To Many Polymorphic)
+        Schema::create('user_roles', function (Blueprint $table) {
+            $table->integer('user_id')->unsigned();
+            $table->integer('role_id')->unsigned();
+            $table->string('user_type');
+
+            $table->foreign('role_id')->references('id')->on('roles')
+                ->onUpdate('cascade')->onDelete('cascade');
+
+            $table->primary(['user_id', 'role_id', 'user_type']);
+        });
+
+        // Create table for storing permissions
+        Schema::create('permissions', function (Blueprint $table) {
+            $table->increments('id');
+            $table->string('name');
+            $table->string('display_name');
+            $table->string('description')->nullable();
+            $table->timestamps();
+
+            $table->unique('name');
+        });
+
+        // Create table for associating permissions to roles (Many-to-Many)
+        Schema::create('role_permissions', function (Blueprint $table) {
+            $table->integer('role_id')->unsigned();
+            $table->integer('permission_id')->unsigned();
+
+            $table->foreign('role_id')->references('id')->on('roles')
+                ->onUpdate('cascade')->onDelete('cascade');
+            $table->foreign('permission_id')->references('id')->on('permissions')
+                ->onUpdate('cascade')->onDelete('cascade');
+
+            $table->primary(['role_id', 'permission_id']);
+        });
+
+        // Create table for associating permissions to users (Many To Many Polymorphic)
+        Schema::create('user_permissions', function (Blueprint $table) {
+            $table->integer('user_id')->unsigned();
+            $table->integer('permission_id')->unsigned();
+            $table->string('user_type');
+
+            $table->foreign('permission_id')->references('id')->on('permissions')
+                ->onUpdate('cascade')->onDelete('cascade');
+
+            $table->primary(['user_id', 'permission_id', 'user_type']);
+        });
+
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return  void
+     */
+    public function down()
+    {
+        // Cascade table first
+        Schema::dropIfExists('user_permissions');
+        Schema::dropIfExists('role_permissions');
+        Schema::dropIfExists('permissions');
+        Schema::dropIfExists('user_roles');
+        Schema::dropIfExists('roles');
+    }
+}