BookStack/app/Http/Controllers/CommentController.php

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<?php namespace BookStack\Http\Controllers;
use Activity;
use BookStack\Repos\CommentRepo;
use BookStack\Repos\EntityRepo;
use Illuminate\Database\Eloquent\ModelNotFoundException;
use Illuminate\Http\Request;
class CommentController extends Controller
{
protected $entityRepo;
protected $commentRepo;
/**
* CommentController constructor.
* @param EntityRepo $entityRepo
* @param CommentRepo $commentRepo
*/
public function __construct(EntityRepo $entityRepo, CommentRepo $commentRepo)
{
$this->entityRepo = $entityRepo;
$this->commentRepo = $commentRepo;
parent::__construct();
}
/**
* Save a new comment for a Page
* @param Request $request
* @param integer $pageId
* @param null|integer $commentId
* @return \Illuminate\Contracts\Routing\ResponseFactory|\Illuminate\Http\JsonResponse|\Symfony\Component\HttpFoundation\Response
*/
public function savePageComment(Request $request, $pageId, $commentId = null)
{
$this->validate($request, [
'text' => 'required|string',
'html' => 'required|string',
]);
try {
$page = $this->entityRepo->getById('page', $pageId, true);
} catch (ModelNotFoundException $e) {
return response('Not found', 404);
}
$this->checkOwnablePermission('page-view', $page);
// Prevent adding comments to draft pages
if ($page->draft) {
return $this->jsonError(trans('errors.cannot_add_comment_to_draft'), 400);
}
// Create a new comment.
$this->checkPermission('comment-create-all');
$comment = $this->commentRepo->create($page, $request->only(['html', 'text', 'parent_id']));
Activity::add($page, 'commented_on', $page->book->id);
return view('comments/comment', ['comment' => $comment]);
}
/**
* Update an existing comment.
* @param Request $request
* @param integer $commentId
* @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
*/
public function update(Request $request, $commentId)
{
$this->validate($request, [
'text' => 'required|string',
'html' => 'required|string',
]);
$comment = $this->commentRepo->getById($commentId);
$this->checkOwnablePermission('page-view', $comment->entity);
$this->checkOwnablePermission('comment-update', $comment);
$comment = $this->commentRepo->update($comment, $request->only(['html', 'text']));
return view('comments/comment', ['comment' => $comment]);
}
/**
* Delete a comment from the system.
* @param integer $id
* @return \Illuminate\Http\JsonResponse
*/
public function destroy($id)
{
$comment = $this->commentRepo->getById($id);
$this->checkOwnablePermission('comment-delete', $comment);
$this->commentRepo->delete($comment);
return response()->json(['message' => trans('entities.comment_deleted')]);
}
}