生成话题骨架

app/Http/Controllers/TopicsController.php

@@ -0,0 +1,60 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Topic;
+use Illuminate\Http\Request;
+use App\Http\Controllers\Controller;
+use App\Http\Requests\TopicRequest;
+
+class TopicsController extends Controller
+{
+    public function __construct()
+    {
+        $this->middleware('auth', ['except' => ['index', 'show']]);
+    }
+
+	public function index()
+	{
+		$topics = Topic::paginate();
+		return view('topics.index', compact('topics'));
+	}
+
+    public function show(Topic $topic)
+    {
+        return view('topics.show', compact('topic'));
+    }
+
+	public function create(Topic $topic)
+	{
+		return view('topics.create_and_edit', compact('topic'));
+	}
+
+	public function store(TopicRequest $request)
+	{
+		$topic = Topic::create($request->all());
+		return redirect()->route('topics.show', $topic->id)->with('message', 'Created successfully.');
+	}
+
+	public function edit(Topic $topic)
+	{
+        $this->authorize('update', $topic);
+		return view('topics.create_and_edit', compact('topic'));
+	}
+
+	public function update(TopicRequest $request, Topic $topic)
+	{
+		$this->authorize('update', $topic);
+		$topic->update($request->all());
+
+		return redirect()->route('topics.show', $topic->id)->with('message', 'Updated successfully.');
+	}
+
+	public function destroy(Topic $topic)
+	{
+		$this->authorize('destroy', $topic);
+		$topic->delete();
+
+		return redirect()->route('topics.index')->with('message', 'Deleted successfully.');
+	}
+}

app/Http/Requests/Request.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Http\Requests;
+
+use Illuminate\Foundation\Http\FormRequest;
+
+class Request extends FormRequest
+{
+    public function authorize()
+    {
+    	// Using policy for Authorization
+        return true;
+    }
+}

app/Http/Requests/TopicRequest.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace App\Http\Requests;
+
+class TopicRequest extends Request
+{
+    public function rules()
+    {
+        switch($this->method())
+        {
+            // CREATE
+            case 'POST':
+            {
+                return [
+                    // CREATE ROLES
+                ];
+            }
+            // UPDATE
+            case 'PUT':
+            case 'PATCH':
+            {
+                return [
+                    // UPDATE ROLES
+                ];
+            }
+            case 'GET':
+            case 'DELETE':
+            default:
+            {
+                return [];
+            }
+        }
+    }
+
+    public function messages()
+    {
+        return [
+            // Validation messages
+        ];
+    }
+}

app/Models/Model.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model as EloquentModel;
+
+class Model extends EloquentModel
+{
+    public function scopeRecent($query)
+    {
+        return $query->orderBy('id', 'desc');
+    }
+
+    public function scopeOrdered($query)
+    {
+        return $query->orderBy('order', 'desc');
+    }
+
+}

app/Models/Topic.php

@@ -0,0 +1,8 @@
+<?php
+
+namespace App\Models;
+
+class Topic extends Model
+{
+    protected $fillable = ['title', 'body', 'user_id', 'category_id', 'reply_count', 'view_count', 'last_reply_user_id', 'order', 'excerpt', 'slug'];
+}

app/Observers/TopicObserver.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Observers;
+
+use App\Models\Topic;
+
+// creating, created, updating, updated, saving,
+// saved,  deleting, deleted, restoring, restored
+
+class TopicObserver
+{
+    public function creating(Topic $topic)
+    {
+        //
+    }
+
+    public function updating(Topic $topic)
+    {
+        //
+    }
+}

app/Observers/UserObserver.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace App\Observers;
+
+use App\Models\User;
+
+// creating, created, updating, updated, saving,
+// saved,  deleting, deleted, restoring, restored
+
+class UserObserver
+{
+    public function creating(User $user)
+    {
+        //
+    }
+
+    public function updating(User $user)
+    {
+        //
+    }
+}

app/Policies/Policy.php

@@ -0,0 +1,22 @@
+<?php
+
+namespace App\Policies;
+
+use Illuminate\Auth\Access\HandlesAuthorization;
+
+class Policy
+{
+    use HandlesAuthorization;
+
+    public function __construct()
+    {
+        //
+    }
+
+    public function before($user, $ability)
+	{
+	    // if ($user->isSuperAdmin()) {
+	    // 		return true;
+	    // }
+	}
+}

app/Policies/TopicPolicy.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Policies;
+
+use App\Models\User;
+use App\Models\Topic;
+
+class TopicPolicy extends Policy
+{
+    public function update(User $user, Topic $topic)
+    {
+        // return $topic->user_id == $user->id;
+        return true;
+    }
+
+    public function destroy(User $user, Topic $topic)
+    {
+        return true;
+    }
+}

app/Providers/AppServiceProvider.php

@@ -22,7 +22,10 @@ public function register()
      * @return void
      */
     public function boot()
-    {
+	{
+		\App\Models\User::observe(\App\Observers\UserObserver::class);
+		\App\Models\Topic::observe(\App\Observers\TopicObserver::class);
+
         //
     }
 }

app/Providers/AuthServiceProvider.php

@@ -13,6 +13,7 @@ class AuthServiceProvider extends ServiceProvider
      * @var array
      */
     protected $policies = [
+		 \App\Models\Topic::class => \App\Policies\TopicPolicy::class,
         // 'App\Model' => 'App\Policies\ModelPolicy',
     ];
 

database/factories/TopicFactory.php

@@ -0,0 +1,9 @@
+<?php
+
+use Faker\Generator as Faker;
+
+$factory->define(App\Models\Topic::class, function (Faker $faker) {
+    return [
+        // 'name' => $faker->name,
+    ];
+});

database/migrations/2019_09_20_065528_create_topics_table.php

@@ -0,0 +1,30 @@
+<?php
+
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class CreateTopicsTable extends Migration 
+{
+	public function up()
+	{
+		Schema::create('topics', function(Blueprint $table) {
+            $table->increments('id');
+            $table->string('title')->index();
+            $table->text('body');
+            $table->bigInteger('user_id')->unsigned()->index();
+            $table->integer('category_id')->unsigned()->index();
+            $table->integer('reply_count')->unsigned()->default(0);
+            $table->integer('view_count')->unsigned()->default(0);
+            $table->integer('last_reply_user_id')->unsigned()->default(0);
+            $table->integer('order')->unsigned()->default(0);
+            $table->text('excerpt')->nullable();
+            $table->string('slug')->nullable();
+            $table->timestamps();
+        });
+	}
+
+	public function down()
+	{
+		Schema::drop('topics');
+	}
+}

database/seeds/DatabaseSeeder.php

@@ -12,5 +12,6 @@ class DatabaseSeeder extends Seeder
     public function run()
     {
         // $this->call(UsersTableSeeder::class);
+		$this->call(TopicsTableSeeder::class);
     }
 }

database/seeds/TopicsTableSeeder.php

@@ -0,0 +1,20 @@
+<?php
+
+use Illuminate\Database\Seeder;
+use App\Models\Topic;
+
+class TopicsTableSeeder extends Seeder
+{
+    public function run()
+    {
+        $topics = factory(Topic::class)->times(50)->make()->each(function ($topic, $index) {
+            if ($index == 0) {
+                // $topic->field = 'value';
+            }
+        });
+
+        Topic::insert($topics->toArray());
+    }
+
+}
+

resources/views/common/error.blade.php

@@ -0,0 +1,10 @@
+@if (count($errors) > 0)
+  <div class="alert alert-danger">
+    <div class="mt-2"><b>有错误发生：</b></div>
+    <ul class="mt-2 mb-2">
+      @foreach ($errors->all() as $error)
+      <li><i class="glyphicon glyphicon-remove"></i> {{ $error }}</li>
+      @endforeach
+    </ul>
+  </div>
+@endif