/**
  * Update the specified resource in storage.
  *
  * @param  \Illuminate\Http\Request  $request
  * @param  int  $id
  * @return \Illuminate\Http\Response
  */
 public function update(JobFormRequest $request, $id)
 {
     $job = $this->jobs->whereId($id)->first();
     $job->categories()->detach();
     $job->tags()->detach();
     $job->name = $request->get('name');
     $job->purpose = $request->get('purpose');
     $job->experience = $request->get('experience');
     $job->content = $request->get('content');
     $job->start_range = $request->get('start_range');
     $job->end_range = $request->get('end_range');
     $job->slug = str_slug($request->get('slug'));
     $job->published = $request->input('published') === 'on' ? true : false;
     $job->published_at = $request->input('published_at');
     $job->expiration_at = $request->input('expiration_at');
     $job->update();
     foreach ($request->categories as $index => $category_id) {
         $category = JobCategory::whereId($category_id)->first();
         $job->assignCategory($category);
     }
     foreach ($request->tags as $index => $tag_id) {
         $tag = JobTag::whereId($tag_id)->first();
         $job->assignTag($tag);
     }
     return \Redirect::route('admin.jobs.index')->with('flash_message', 'Job added!');
 }