PHP Course::findOrFail方法代码示例

 /**
  * Remove the specified resource from storage.
  *
  * @param  int  $id
  * @return \Illuminate\Http\Response
  */
 public function destroy($id)
 {
     $course = Course::findOrFail($id);
     $course->delete();
     Session::flash('message', 'Successfully Deleted your Data!');
     return redirect()->back();
 }

 public function destroy($id)
 {
     $course = Course::findOrFail($id);
     $course->delete();
     session()->flash('success', 'El curso ' . $course->name . ' se ha eliminado.');
     return redirect()->route('admin.course.index');
 }

 /**
  * Show training page for registration
  *
  * @param $id
  *
  * @return $this
  */
 public function training($id)
 {
     if (isset($id)) {
         $course = Course::findOrFail($id);
     }
     $data = ['title' => 'Teleaus | Training Page', 'parentPage' => 'Recources', 'page' => 'Registration form ', 'course' => count($course) ? $course : 0];
     return view('training-form')->with($data);
 }

 public function store(ContentRequest $request)
 {
     $course = Course::findOrFail($request->input('course_id'));
     $this->authorize('manage-course-contents', $course);
     $content = new Content($request->only(['title', 'body']));
     $content->course()->associate($course);
     $content->save();
     session()->flash('success', 'El contenido se ha publicado.');
     return redirect()->route('content.edit', $content->id);
 }

 public function store(QuestionRequest $request)
 {
     $course = Course::findOrFail($request->input('course_id'));
     $this->authorize('view-course', $course);
     $question = new Question($request->only(['title', 'body']));
     $question->course()->associate($course);
     $question->user()->associate(auth()->user());
     $question->save();
     session()->flash('success', 'La pregunta ha sido enviada');
     return redirect()->back();
 }

 public function addToCart(Request $request)
 {
     $orders = $request->session()->get('orders');
     if (isset($orders)) {
         foreach ($orders as $course) {
             if ($course->id == $request->course_id) {
                 return redirect()->back();
             }
         }
     }
     $course = Course::findOrFail($request->course_id);
     $request->session()->push('orders', $course);
     $request->session()->put('total', $this->totalPrice($request->session()->get('orders')));
     return redirect()->back();
 }

 public function sendMail($id)
 {
     $file = Data::findOrFail($id);
     $pathToFile = $file->path;
     Mail::raw(Input::get('body'), function ($message) use($pathToFile, $file) {
         $message->to(Input::get('email'));
         $message->subject(Input::get('subject'));
         $message->attach($pathToFile, ['as' => $file->name, 'mime' => 'application/pdf']);
     });
     if ($file->courseId != null) {
         $course = Course::findOrFail($file->courseId);
         return Redirect::action('CoursesController@showParam', [$course->slug]);
     }
     if ($file->snippetId != null) {
         $snippet = Snippet::findOrFail($file->snippetId);
         return Redirect::action('CoursesController@show', [$snippet->slug]);
     }
 }

 /**
  * Display the specified resource.
  *
  * @param  int  $id
  * @return \Illuminate\Http\Response
  */
 public function show($id)
 {
     $course = Course::findOrFail($id);
     $questions = Question::where('course_id', '=', $course->id)->get();
     return view('que.show', compact('course', 'questions'));
 }

 public function toggleLike($id)
 {
     $course = Course::findOrFail($id);
     $course->toggleLike();
     return Redirect::action('CoursesController@show', [$course->slug]);
 }

 /**
  * Show the form for editing the specified resource.
  *
  * @param  int  $id
  * @return Response
  */
 public function edit($id)
 {
     $course = Course::findOrFail($id);
     if (\Auth::user()->role_id == 3) {
         $professor = DB::table('professors')->join('users', 'professors.user_id', '=', 'users.id')->where('users.id', '=', \Auth::user()->id)->first();
         return view('professor.edit_course', compact('course', 'professor'));
     }
 }

 /**
  * Display the specified resource.
  *
  * @param  int $id
  * @return Response
  * @internal param ShowLessonRequest $request
  */
 public function show($id)
 {
     $course = Course::findOrFail($id);
     return view('courses.show')->with('course', $course)->with('title', $course->title);
 }

 /**
  * Remove the specified resource from storage.
  *
  * @param  int  $id
  * @return Response
  */
 public function destroy($id)
 {
     $course = Course::findOrFail($id);
     $course->delete();
     return redirect()->route('courses.index')->with('message', 'Item deleted successfully.');
 }

 /**
  * Remove the specified resource from storage.
  *
  * @param  int  $id
  * @return \Illuminate\Http\Response
  */
 public function destroy($id)
 {
     $course = Course::findOrFail($id);
     $course->delete();
     Session::flash('flash_message', 'Námskeiðinu hefur verið eytt');
     return redirect()->route('dashboard.courses.index');
 }

 /**
  * Get the Days for A Course
  * @param  int $id 
  * @return App\Day
  */
 public function getDaysForCourse($id)
 {
     $course = Course::findOrFail($id);
     return $course->days;
 }

 public function getExamEdit($id)
 {
     $course = Course::findOrFail($id);
     $questions = $course->test()->first()->questions()->get();
     return view('courses.test_edit', compact('questions'));
 }