BookStack/app/Http/Controllers/ChapterController.php

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<?php namespace BookStack\Http\Controllers;
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use Activity;
use BookStack\Auth\UserRepo;
use BookStack\Entities\Repos\EntityRepo;
use BookStack\Entities\ExportService;
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use Illuminate\Http\Request;
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use Illuminate\Http\Response;
use Views;
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class ChapterController extends Controller
{
protected $userRepo;
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protected $entityRepo;
protected $exportService;
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/**
* ChapterController constructor.
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* @param EntityRepo $entityRepo
* @param UserRepo $userRepo
* @param \BookStack\Entities\ExportService $exportService
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*/
public function __construct(EntityRepo $entityRepo, UserRepo $userRepo, ExportService $exportService)
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{
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$this->entityRepo = $entityRepo;
$this->userRepo = $userRepo;
$this->exportService = $exportService;
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parent::__construct();
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}
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/**
* Show the form for creating a new chapter.
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* @param $bookSlug
* @return Response
*/
public function create($bookSlug)
{
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$book = $this->entityRepo->getBySlug('book', $bookSlug);
$this->checkOwnablePermission('chapter-create', $book);
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$this->setPageTitle(trans('entities.chapters_create'));
return view('chapters/create', ['book' => $book, 'current' => $book]);
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}
/**
* Store a newly created chapter in storage.
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* @param $bookSlug
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* @param Request $request
* @return Response
*/
public function store($bookSlug, Request $request)
{
$this->validate($request, [
'name' => 'required|string|max:255'
]);
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$book = $this->entityRepo->getBySlug('book', $bookSlug);
$this->checkOwnablePermission('chapter-create', $book);
$input = $request->all();
$input['priority'] = $this->entityRepo->getNewBookPriority($book);
$chapter = $this->entityRepo->createFromInput('chapter', $input, $book);
Activity::add($chapter, 'chapter_create', $book->id);
return redirect($chapter->getUrl());
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}
/**
* Display the specified chapter.
* @param $bookSlug
* @param $chapterSlug
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* @return Response
*/
public function show($bookSlug, $chapterSlug)
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{
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$chapter = $this->entityRepo->getBySlug('chapter', $chapterSlug, $bookSlug);
$this->checkOwnablePermission('chapter-view', $chapter);
$sidebarTree = $this->entityRepo->getBookChildren($chapter->book);
Views::add($chapter);
$this->setPageTitle($chapter->getShortName());
$pages = $this->entityRepo->getChapterChildren($chapter);
return view('chapters/show', [
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'book' => $chapter->book,
'chapter' => $chapter,
'current' => $chapter,
'sidebarTree' => $sidebarTree,
'pages' => $pages
]);
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}
/**
* Show the form for editing the specified chapter.
* @param $bookSlug
* @param $chapterSlug
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* @return Response
*/
public function edit($bookSlug, $chapterSlug)
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{
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$chapter = $this->entityRepo->getBySlug('chapter', $chapterSlug, $bookSlug);
$this->checkOwnablePermission('chapter-update', $chapter);
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$this->setPageTitle(trans('entities.chapters_edit_named', ['chapterName' => $chapter->getShortName()]));
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return view('chapters/edit', ['book' => $chapter->book, 'chapter' => $chapter, 'current' => $chapter]);
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}
/**
* Update the specified chapter in storage.
* @param Request $request
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* @param $bookSlug
* @param $chapterSlug
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* @return Response
* @throws \BookStack\Exceptions\NotFoundException
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*/
public function update(Request $request, $bookSlug, $chapterSlug)
{
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$chapter = $this->entityRepo->getBySlug('chapter', $chapterSlug, $bookSlug);
$this->checkOwnablePermission('chapter-update', $chapter);
$this->entityRepo->updateFromInput('chapter', $chapter, $request->all());
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Activity::add($chapter, 'chapter_update', $chapter->book->id);
return redirect($chapter->getUrl());
}
/**
* Shows the page to confirm deletion of this chapter.
* @param $bookSlug
* @param $chapterSlug
* @return \Illuminate\View\View
*/
public function showDelete($bookSlug, $chapterSlug)
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{
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$chapter = $this->entityRepo->getBySlug('chapter', $chapterSlug, $bookSlug);
$this->checkOwnablePermission('chapter-delete', $chapter);
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$this->setPageTitle(trans('entities.chapters_delete_named', ['chapterName' => $chapter->getShortName()]));
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return view('chapters/delete', ['book' => $chapter->book, 'chapter' => $chapter, 'current' => $chapter]);
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}
/**
* Remove the specified chapter from storage.
* @param $bookSlug
* @param $chapterSlug
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* @return Response
*/
public function destroy($bookSlug, $chapterSlug)
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{
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$chapter = $this->entityRepo->getBySlug('chapter', $chapterSlug, $bookSlug);
$book = $chapter->book;
$this->checkOwnablePermission('chapter-delete', $chapter);
Activity::addMessage('chapter_delete', $book->id, $chapter->name);
$this->entityRepo->destroyChapter($chapter);
return redirect($book->getUrl());
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}
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/**
* Show the page for moving a chapter.
* @param $bookSlug
* @param $chapterSlug
* @return mixed
* @throws \BookStack\Exceptions\NotFoundException
*/
public function showMove($bookSlug, $chapterSlug)
{
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$chapter = $this->entityRepo->getBySlug('chapter', $chapterSlug, $bookSlug);
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$this->setPageTitle(trans('entities.chapters_move_named', ['chapterName' => $chapter->getShortName()]));
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$this->checkOwnablePermission('chapter-update', $chapter);
return view('chapters/move', [
'chapter' => $chapter,
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'book' => $chapter->book
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]);
}
/**
* Perform the move action for a chapter.
* @param $bookSlug
* @param $chapterSlug
* @param Request $request
* @return mixed
* @throws \BookStack\Exceptions\NotFoundException
*/
public function move($bookSlug, $chapterSlug, Request $request)
{
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$chapter = $this->entityRepo->getBySlug('chapter', $chapterSlug, $bookSlug);
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$this->checkOwnablePermission('chapter-update', $chapter);
$entitySelection = $request->get('entity_selection', null);
if ($entitySelection === null || $entitySelection === '') {
return redirect($chapter->getUrl());
}
$stringExploded = explode(':', $entitySelection);
$entityType = $stringExploded[0];
$entityId = intval($stringExploded[1]);
$parent = false;
if ($entityType == 'book') {
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$parent = $this->entityRepo->getById('book', $entityId);
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}
if ($parent === false || $parent === null) {
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session()->flash('error', trans('errors.selected_book_not_found'));
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return redirect()->back();
}
$this->entityRepo->changeBook('chapter', $parent->id, $chapter, true);
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Activity::add($chapter, 'chapter_move', $chapter->book->id);
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session()->flash('success', trans('entities.chapter_move_success', ['bookName' => $parent->name]));
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return redirect($chapter->getUrl());
}
/**
* Show the Restrictions view.
* @param $bookSlug
* @param $chapterSlug
* @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
*/
public function showRestrict($bookSlug, $chapterSlug)
{
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$chapter = $this->entityRepo->getBySlug('chapter', $chapterSlug, $bookSlug);
$this->checkOwnablePermission('restrictions-manage', $chapter);
$roles = $this->userRepo->getRestrictableRoles();
return view('chapters/restrictions', [
'chapter' => $chapter,
'roles' => $roles
]);
}
/**
* Set the restrictions for this chapter.
* @param $bookSlug
* @param $chapterSlug
* @param Request $request
* @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
*/
public function restrict($bookSlug, $chapterSlug, Request $request)
{
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$chapter = $this->entityRepo->getBySlug('chapter', $chapterSlug, $bookSlug);
$this->checkOwnablePermission('restrictions-manage', $chapter);
$this->entityRepo->updateEntityPermissionsFromRequest($request, $chapter);
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session()->flash('success', trans('entities.chapters_permissions_success'));
return redirect($chapter->getUrl());
}
/**
* Exports a chapter to pdf .
* @param string $bookSlug
* @param string $chapterSlug
* @return \Illuminate\Http\Response
*/
public function exportPdf($bookSlug, $chapterSlug)
{
$chapter = $this->entityRepo->getBySlug('chapter', $chapterSlug, $bookSlug);
$pdfContent = $this->exportService->chapterToPdf($chapter);
return $this->downloadResponse($pdfContent, $chapterSlug . '.pdf');
}
/**
* Export a chapter to a self-contained HTML file.
* @param string $bookSlug
* @param string $chapterSlug
* @return \Illuminate\Http\Response
*/
public function exportHtml($bookSlug, $chapterSlug)
{
$chapter = $this->entityRepo->getBySlug('chapter', $chapterSlug, $bookSlug);
$containedHtml = $this->exportService->chapterToContainedHtml($chapter);
return $this->downloadResponse($containedHtml, $chapterSlug . '.html');
}
/**
* Export a chapter to a simple plaintext .txt file.
* @param string $bookSlug
* @param string $chapterSlug
* @return \Illuminate\Http\Response
*/
public function exportPlainText($bookSlug, $chapterSlug)
{
$chapter = $this->entityRepo->getBySlug('chapter', $chapterSlug, $bookSlug);
$chapterText = $this->exportService->chapterToPlainText($chapter);
return $this->downloadResponse($chapterText, $chapterSlug . '.txt');
}
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}