FEATURE: move categories into own repository

Database/Migrations/2016_08_10_204045_create_categories_table.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class CreateCategoriesTable extends Migration
+{
+    public function up()
+    {
+
+        Schema::create('categories', function (Blueprint $table) {
+            $table->increments('id');
+            $table->timestamps();
+            $table->softDeletes();
+            $table->integer('parent_id')
+                  ->unsigned()
+                  ->nullable();
+            $table->integer('position', false, true);
+            $table->integer('real_depth', false, true);
+            $table->integer('user_id')
+                  ->comment('Author of this category');
+            $table->integer('module_id')
+                  ->comment('ID of module, where this category is used');
+            $table->string('name')
+                  ->comment('Human readable name of category');
+            $table->string('url')
+                  ->index()
+                  ->comment('URL slug of category');
+            $table->text('description');
+
+            $table->unique(['url', 'module_id']);
+        });
+
+        Schema::table('categories', function (Blueprint $table) {
+            $table->foreign('parent_id')
+                  ->references('id')
+                  ->on('categories')
+                  ->onDelete('set null');
+
+            $table->foreign('user_id')
+                  ->references('id')
+                  ->on('users')
+                  ->onDelete('cascade')
+                  ->onUpdate('cascade');
+
+            $table->foreign('module_id')
+                  ->references('id')
+                  ->on('modules')
+                  ->onDelete('cascade')
+                  ->onUpdate('cascade');
+        });
+    }
+
+    public function down()
+    {
+        Schema::table('categories', function (Blueprint $table) {
+            Schema::dropIfExists('categories');
+        });
+    }
+}

Database/Migrations/2016_08_10_204046_create_category_closures_table.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class CreateCategoryClosuresTable extends Migration
+{
+    public function up()
+    {
+        Schema::create('category_closure', function (Blueprint $table) {
+            $table->increments('closure_id');
+
+            $table->integer('ancestor', false, true);
+            $table->integer('descendant', false, true);
+            $table->integer('depth', false, true);
+
+            $table->foreign('ancestor')
+                  ->references('id')
+                  ->on('categories')
+                  ->onDelete('cascade');
+            $table->foreign('descendant')
+                  ->references('id')
+                  ->on('categories')
+                  ->onDelete('cascade');
+        });
+    }
+
+    public function down()
+    {
+        Schema::table('category_closure', function (Blueprint $table) {
+            Schema::dropIfExists('category_closure');
+        });
+    }
+}

Database/Seeders/CategoriesDatabaseSeeder.php

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+<?php namespace Modules\Categories\Database\Seeders;
+
+use Illuminate\Database\Seeder;
+use Illuminate\Database\Eloquent\Model;
+
+class CategoriesDatabaseSeeder extends Seeder {
+
+	/**
+	 * Run the database seeds.
+	 *
+	 * @return void
+	 */
+	public function run()
+	{
+		Model::unguard();
+		
+		// $this->call("OthersTableSeeder");
+	}
+
+}