XOOPS輕鬆架 - 線上書籍

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2-4 /app/Http/Middleware/AdminMiddleware.php

2-6 /app/Http/Controllers/TopicController.php next

新北 Laravel 5.6 研習範例
===================

```php
<?php

namespace App\Http\Controllers;

use App\Exam;
use App\Http\Requests\ExamRequest;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;

class ExamController extends Controller
{
    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index()
    {
        if (Auth::check() and Auth::user()->can('建立測驗')) {
            $exams = Exam::orderBy('created_at', 'desc')
                ->paginate(3);
        } else {
            $exams = Exam::where('enable', 1)
                ->orderBy('created_at', 'desc')
                ->paginate(3);
        }

return view('exam.index', compact('exams'));
    }

/**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function create()
    {
        return view('exam.create');
    }

/**
     * Store a newly created resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
    public function store(ExamRequest $request)
    {
        Exam::create($request->all());
        return redirect()->route('exam.index');
    }

/**
     * Display the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function show(Exam $exam)
    {

if (Auth::check() and Auth::user()->can('進行測驗')) {
            $show_num = 6;
            if ($exam->topics->count() > $show_num) {
                $exam->topics = $exam->topics->random($show_num);
            }
        }
        return view('exam.show', compact('exam'));
    }

/**
     * Show the form for editing the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function edit(Exam $exam)
    {
        return view('exam.create', compact('exam'));
    }

/**
     * Update the specified resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function update(ExamRequest $request, Exam $exam)
    {
        $exam->update($request->all());
        return redirect()->route('exam.show', $exam->id);
    }

/**
     * Remove the specified resource from storage.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function destroy(Exam $exam)
    {
        $exam->delete();
    }
}

```

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