709 lines
24 KiB
PHP
709 lines
24 KiB
PHP
<?php namespace BookStack\Http\Controllers;
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use Activity;
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use BookStack\Auth\UserRepo;
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use BookStack\Entities\Repos\EntityRepo;
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use BookStack\Entities\ExportService;
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use BookStack\Entities\Repos\PageRepo;
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use BookStack\Exceptions\NotFoundException;
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use GatherContent\Htmldiff\Htmldiff;
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use Illuminate\Http\Request;
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use Illuminate\Http\Response;
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use Views;
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class PageController extends Controller
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{
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protected $pageRepo;
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protected $exportService;
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protected $userRepo;
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/**
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* PageController constructor.
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* @param \BookStack\Entities\Repos\PageRepo $pageRepo
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* @param \BookStack\Entities\ExportService $exportService
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* @param UserRepo $userRepo
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*/
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public function __construct(PageRepo $pageRepo, ExportService $exportService, UserRepo $userRepo)
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{
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$this->pageRepo = $pageRepo;
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$this->exportService = $exportService;
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$this->userRepo = $userRepo;
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parent::__construct();
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}
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/**
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* Show the form for creating a new page.
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* @param string $bookSlug
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* @param string $chapterSlug
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* @return Response
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* @internal param bool $pageSlug
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* @throws NotFoundException
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*/
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public function create($bookSlug, $chapterSlug = null)
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{
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if ($chapterSlug !== null) {
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$chapter = $this->pageRepo->getBySlug('chapter', $chapterSlug, $bookSlug);
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$book = $chapter->book;
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} else {
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$chapter = null;
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$book = $this->pageRepo->getBySlug('book', $bookSlug);
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}
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$parent = $chapter ? $chapter : $book;
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$this->checkOwnablePermission('page-create', $parent);
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// Redirect to draft edit screen if signed in
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if ($this->signedIn) {
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$draft = $this->pageRepo->getDraftPage($book, $chapter);
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return redirect($draft->getUrl());
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}
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// Otherwise show the edit view if they're a guest
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$this->setPageTitle(trans('entities.pages_new'));
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return view('pages.guest-create', ['parent' => $parent]);
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}
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/**
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* Create a new page as a guest user.
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* @param Request $request
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* @param string $bookSlug
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* @param string|null $chapterSlug
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* @return mixed
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* @throws NotFoundException
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*/
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public function createAsGuest(Request $request, $bookSlug, $chapterSlug = null)
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{
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$this->validate($request, [
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'name' => 'required|string|max:255'
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]);
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if ($chapterSlug !== null) {
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$chapter = $this->pageRepo->getBySlug('chapter', $chapterSlug, $bookSlug);
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$book = $chapter->book;
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} else {
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$chapter = null;
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$book = $this->pageRepo->getBySlug('book', $bookSlug);
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}
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$parent = $chapter ? $chapter : $book;
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$this->checkOwnablePermission('page-create', $parent);
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$page = $this->pageRepo->getDraftPage($book, $chapter);
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$this->pageRepo->publishPageDraft($page, [
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'name' => $request->get('name'),
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'html' => ''
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]);
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return redirect($page->getUrl('/edit'));
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}
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/**
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* Show form to continue editing a draft page.
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* @param string $bookSlug
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* @param int $pageId
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* @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
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*/
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public function editDraft($bookSlug, $pageId)
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{
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$draft = $this->pageRepo->getById('page', $pageId, true);
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$this->checkOwnablePermission('page-create', $draft->parent);
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$this->setPageTitle(trans('entities.pages_edit_draft'));
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$draftsEnabled = $this->signedIn;
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$templates = $this->pageRepo->getPageTemplates(10);
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return view('pages.edit', [
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'page' => $draft,
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'book' => $draft->book,
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'isDraft' => true,
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'draftsEnabled' => $draftsEnabled,
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'templates' => $templates,
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]);
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}
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/**
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* Store a new page by changing a draft into a page.
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* @param Request $request
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* @param string $bookSlug
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* @param int $pageId
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* @return Response
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*/
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public function store(Request $request, $bookSlug, $pageId)
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{
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$this->validate($request, [
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'name' => 'required|string|max:255'
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]);
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$input = $request->all();
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$draftPage = $this->pageRepo->getById('page', $pageId, true);
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$book = $draftPage->book;
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$parent = $draftPage->parent;
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$this->checkOwnablePermission('page-create', $parent);
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if ($parent->isA('chapter')) {
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$input['priority'] = $this->pageRepo->getNewChapterPriority($parent);
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} else {
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$input['priority'] = $this->pageRepo->getNewBookPriority($parent);
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}
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$page = $this->pageRepo->publishPageDraft($draftPage, $input);
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Activity::add($page, 'page_create', $book->id);
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return redirect($page->getUrl());
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}
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/**
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* Display the specified page.
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* If the page is not found via the slug the revisions are searched for a match.
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* @param string $bookSlug
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* @param string $pageSlug
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* @return Response
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* @throws NotFoundException
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*/
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public function show($bookSlug, $pageSlug)
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{
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try {
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$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
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} catch (NotFoundException $e) {
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$page = $this->pageRepo->getPageByOldSlug($pageSlug, $bookSlug);
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if ($page === null) {
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throw $e;
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}
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return redirect($page->getUrl());
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}
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$this->checkOwnablePermission('page-view', $page);
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$page->html = $this->pageRepo->renderPage($page);
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$sidebarTree = $this->pageRepo->getBookChildren($page->book);
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$pageNav = $this->pageRepo->getPageNav($page->html);
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// check if the comment's are enabled
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$commentsEnabled = !setting('app-disable-comments');
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if ($commentsEnabled) {
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$page->load(['comments.createdBy']);
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}
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Views::add($page);
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$this->setPageTitle($page->getShortName());
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return view('pages.show', [
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'page' => $page,'book' => $page->book,
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'current' => $page,
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'sidebarTree' => $sidebarTree,
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'commentsEnabled' => $commentsEnabled,
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'pageNav' => $pageNav
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]);
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}
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/**
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* Get page from an ajax request.
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* @param int $pageId
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* @return \Illuminate\Http\JsonResponse
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*/
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public function getPageAjax($pageId)
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{
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$page = $this->pageRepo->getById('page', $pageId);
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return response()->json($page);
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}
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/**
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* Show the form for editing the specified page.
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* @param string $bookSlug
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* @param string $pageSlug
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* @return Response
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* @throws NotFoundException
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*/
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public function edit($bookSlug, $pageSlug)
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{
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$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
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$this->checkOwnablePermission('page-update', $page);
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$this->setPageTitle(trans('entities.pages_editing_named', ['pageName'=>$page->getShortName()]));
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$page->isDraft = false;
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// Check for active editing
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$warnings = [];
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if ($this->pageRepo->isPageEditingActive($page, 60)) {
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$warnings[] = $this->pageRepo->getPageEditingActiveMessage($page, 60);
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}
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// Check for a current draft version for this user
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$userPageDraft = $this->pageRepo->getUserPageDraft($page, $this->currentUser->id);
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if ($userPageDraft !== null) {
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$page->name = $userPageDraft->name;
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$page->html = $userPageDraft->html;
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$page->markdown = $userPageDraft->markdown;
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$page->isDraft = true;
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$warnings [] = $this->pageRepo->getUserPageDraftMessage($userPageDraft);
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}
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if (count($warnings) > 0) {
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session()->flash('warning', implode("\n", $warnings));
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}
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$draftsEnabled = $this->signedIn;
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$templates = $this->pageRepo->getPageTemplates(10);
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return view('pages.edit', [
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'page' => $page,
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'book' => $page->book,
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'current' => $page,
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'draftsEnabled' => $draftsEnabled,
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'templates' => $templates,
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]);
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}
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/**
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* Update the specified page in storage.
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* @param Request $request
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* @param string $bookSlug
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* @param string $pageSlug
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* @return Response
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*/
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public function update(Request $request, $bookSlug, $pageSlug)
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{
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$this->validate($request, [
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'name' => 'required|string|max:255'
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]);
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$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
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$this->checkOwnablePermission('page-update', $page);
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$this->pageRepo->updatePage($page, $page->book->id, $request->all());
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Activity::add($page, 'page_update', $page->book->id);
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return redirect($page->getUrl());
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}
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/**
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* Save a draft update as a revision.
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* @param Request $request
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* @param int $pageId
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* @return \Illuminate\Http\JsonResponse
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*/
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public function saveDraft(Request $request, $pageId)
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{
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$page = $this->pageRepo->getById('page', $pageId, true);
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$this->checkOwnablePermission('page-update', $page);
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if (!$this->signedIn) {
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return response()->json([
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'status' => 'error',
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'message' => trans('errors.guests_cannot_save_drafts'),
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], 500);
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}
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$draft = $this->pageRepo->updatePageDraft($page, $request->only(['name', 'html', 'markdown']));
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$updateTime = $draft->updated_at->timestamp;
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return response()->json([
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'status' => 'success',
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'message' => trans('entities.pages_edit_draft_save_at'),
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'timestamp' => $updateTime
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]);
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}
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/**
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* Redirect from a special link url which
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* uses the page id rather than the name.
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* @param int $pageId
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* @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
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*/
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public function redirectFromLink($pageId)
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{
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$page = $this->pageRepo->getById('page', $pageId);
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return redirect($page->getUrl());
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}
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/**
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* Show the deletion page for the specified page.
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* @param string $bookSlug
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* @param string $pageSlug
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* @return \Illuminate\View\View
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*/
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public function showDelete($bookSlug, $pageSlug)
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{
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$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
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$this->checkOwnablePermission('page-delete', $page);
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$this->setPageTitle(trans('entities.pages_delete_named', ['pageName'=>$page->getShortName()]));
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return view('pages.delete', ['book' => $page->book, 'page' => $page, 'current' => $page]);
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}
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/**
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* Show the deletion page for the specified page.
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* @param string $bookSlug
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* @param int $pageId
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* @return \Illuminate\View\View
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* @throws NotFoundException
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*/
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public function showDeleteDraft($bookSlug, $pageId)
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{
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$page = $this->pageRepo->getById('page', $pageId, true);
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$this->checkOwnablePermission('page-update', $page);
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$this->setPageTitle(trans('entities.pages_delete_draft_named', ['pageName'=>$page->getShortName()]));
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return view('pages.delete', ['book' => $page->book, 'page' => $page, 'current' => $page]);
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}
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/**
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* Remove the specified page from storage.
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* @param string $bookSlug
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* @param string $pageSlug
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* @return Response
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* @internal param int $id
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*/
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public function destroy($bookSlug, $pageSlug)
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{
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$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
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$book = $page->book;
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$this->checkOwnablePermission('page-delete', $page);
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$this->pageRepo->destroyPage($page);
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Activity::addMessage('page_delete', $book->id, $page->name);
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session()->flash('success', trans('entities.pages_delete_success'));
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return redirect($book->getUrl());
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}
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/**
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* Remove the specified draft page from storage.
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* @param string $bookSlug
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* @param int $pageId
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* @return Response
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* @throws NotFoundException
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*/
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public function destroyDraft($bookSlug, $pageId)
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{
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$page = $this->pageRepo->getById('page', $pageId, true);
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$book = $page->book;
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$this->checkOwnablePermission('page-update', $page);
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session()->flash('success', trans('entities.pages_delete_draft_success'));
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$this->pageRepo->destroyPage($page);
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return redirect($book->getUrl());
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}
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/**
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* Shows the last revisions for this page.
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* @param string $bookSlug
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* @param string $pageSlug
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* @return \Illuminate\View\View
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* @throws NotFoundException
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*/
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public function showRevisions($bookSlug, $pageSlug)
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{
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$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
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$this->setPageTitle(trans('entities.pages_revisions_named', ['pageName'=>$page->getShortName()]));
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return view('pages.revisions', ['page' => $page, 'current' => $page]);
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}
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/**
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* Shows a preview of a single revision
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* @param string $bookSlug
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* @param string $pageSlug
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* @param int $revisionId
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* @return \Illuminate\View\View
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*/
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public function showRevision($bookSlug, $pageSlug, $revisionId)
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{
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$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
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$revision = $page->revisions()->where('id', '=', $revisionId)->first();
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if ($revision === null) {
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abort(404);
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}
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$page->fill($revision->toArray());
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$this->setPageTitle(trans('entities.pages_revision_named', ['pageName' => $page->getShortName()]));
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return view('pages.revision', [
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'page' => $page,
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'book' => $page->book,
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'diff' => null,
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'revision' => $revision
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]);
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}
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/**
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* Shows the changes of a single revision
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* @param string $bookSlug
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* @param string $pageSlug
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* @param int $revisionId
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* @return \Illuminate\View\View
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*/
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public function showRevisionChanges($bookSlug, $pageSlug, $revisionId)
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{
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$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
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$revision = $page->revisions()->where('id', '=', $revisionId)->first();
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if ($revision === null) {
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abort(404);
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}
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$prev = $revision->getPrevious();
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$prevContent = ($prev === null) ? '' : $prev->html;
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$diff = (new Htmldiff)->diff($prevContent, $revision->html);
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$page->fill($revision->toArray());
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$this->setPageTitle(trans('entities.pages_revision_named', ['pageName'=>$page->getShortName()]));
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return view('pages.revision', [
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'page' => $page,
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'book' => $page->book,
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'diff' => $diff,
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'revision' => $revision
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]);
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}
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/**
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* Restores a page using the content of the specified revision.
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* @param string $bookSlug
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* @param string $pageSlug
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* @param int $revisionId
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* @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
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*/
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public function restoreRevision($bookSlug, $pageSlug, $revisionId)
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{
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$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
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$this->checkOwnablePermission('page-update', $page);
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$page = $this->pageRepo->restorePageRevision($page, $page->book, $revisionId);
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Activity::add($page, 'page_restore', $page->book->id);
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return redirect($page->getUrl());
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}
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/**
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* Deletes a revision using the id of the specified revision.
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* @param string $bookSlug
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* @param string $pageSlug
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* @param int $revId
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* @throws NotFoundException
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* @throws BadRequestException
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* @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
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*/
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public function destroyRevision($bookSlug, $pageSlug, $revId)
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{
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$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
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$this->checkOwnablePermission('page-delete', $page);
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$revision = $page->revisions()->where('id', '=', $revId)->first();
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if ($revision === null) {
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throw new NotFoundException("Revision #{$revId} not found");
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}
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// Get the current revision for the page
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$currentRevision = $page->getCurrentRevision();
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// Check if its the latest revision, cannot delete latest revision.
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if (intval($currentRevision->id) === intval($revId)) {
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session()->flash('error', trans('entities.revision_cannot_delete_latest'));
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return response()->view('pages.revisions', ['page' => $page, 'book' => $page->book, 'current' => $page], 400);
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}
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$revision->delete();
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session()->flash('success', trans('entities.revision_delete_success'));
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return redirect($page->getUrl('/revisions'));
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}
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/**
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* Exports a page to a PDF.
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* https://github.com/barryvdh/laravel-dompdf
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* @param string $bookSlug
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* @param string $pageSlug
|
|
* @return \Illuminate\Http\Response
|
|
*/
|
|
public function exportPdf($bookSlug, $pageSlug)
|
|
{
|
|
$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
|
|
$page->html = $this->pageRepo->renderPage($page);
|
|
$pdfContent = $this->exportService->pageToPdf($page);
|
|
return $this->downloadResponse($pdfContent, $pageSlug . '.pdf');
|
|
}
|
|
|
|
/**
|
|
* Export a page to a self-contained HTML file.
|
|
* @param string $bookSlug
|
|
* @param string $pageSlug
|
|
* @return \Illuminate\Http\Response
|
|
*/
|
|
public function exportHtml($bookSlug, $pageSlug)
|
|
{
|
|
$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
|
|
$page->html = $this->pageRepo->renderPage($page);
|
|
$containedHtml = $this->exportService->pageToContainedHtml($page);
|
|
return $this->downloadResponse($containedHtml, $pageSlug . '.html');
|
|
}
|
|
|
|
/**
|
|
* Export a page to a simple plaintext .txt file.
|
|
* @param string $bookSlug
|
|
* @param string $pageSlug
|
|
* @return \Illuminate\Http\Response
|
|
*/
|
|
public function exportPlainText($bookSlug, $pageSlug)
|
|
{
|
|
$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
|
|
$pageText = $this->exportService->pageToPlainText($page);
|
|
return $this->downloadResponse($pageText, $pageSlug . '.txt');
|
|
}
|
|
|
|
/**
|
|
* Show a listing of recently created pages
|
|
* @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
|
|
*/
|
|
public function showRecentlyUpdated()
|
|
{
|
|
// TODO - Still exist?
|
|
$pages = $this->pageRepo->getRecentlyUpdatedPaginated('page', 20)->setPath(url('/pages/recently-updated'));
|
|
return view('pages.detailed-listing', [
|
|
'title' => trans('entities.recently_updated_pages'),
|
|
'pages' => $pages
|
|
]);
|
|
}
|
|
|
|
/**
|
|
* Show the view to choose a new parent to move a page into.
|
|
* @param string $bookSlug
|
|
* @param string $pageSlug
|
|
* @return mixed
|
|
* @throws NotFoundException
|
|
*/
|
|
public function showMove($bookSlug, $pageSlug)
|
|
{
|
|
$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
|
|
$this->checkOwnablePermission('page-update', $page);
|
|
$this->checkOwnablePermission('page-delete', $page);
|
|
return view('pages.move', [
|
|
'book' => $page->book,
|
|
'page' => $page
|
|
]);
|
|
}
|
|
|
|
/**
|
|
* Does the action of moving the location of a page
|
|
* @param Request $request
|
|
* @param string $bookSlug
|
|
* @param string $pageSlug
|
|
* @return mixed
|
|
* @throws NotFoundException
|
|
* @throws \Throwable
|
|
*/
|
|
public function move(Request $request, string $bookSlug, string $pageSlug)
|
|
{
|
|
$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
|
|
$this->checkOwnablePermission('page-update', $page);
|
|
$this->checkOwnablePermission('page-delete', $page);
|
|
|
|
$entitySelection = $request->get('entity_selection', null);
|
|
if ($entitySelection === null || $entitySelection === '') {
|
|
return redirect($page->getUrl());
|
|
}
|
|
|
|
$stringExploded = explode(':', $entitySelection);
|
|
$entityType = $stringExploded[0];
|
|
$entityId = intval($stringExploded[1]);
|
|
|
|
|
|
try {
|
|
$parent = $this->pageRepo->getById($entityType, $entityId);
|
|
} catch (\Exception $e) {
|
|
session()->flash(trans('entities.selected_book_chapter_not_found'));
|
|
return redirect()->back();
|
|
}
|
|
|
|
$this->checkOwnablePermission('page-create', $parent);
|
|
|
|
$this->pageRepo->changePageParent($page, $parent);
|
|
Activity::add($page, 'page_move', $page->book->id);
|
|
session()->flash('success', trans('entities.pages_move_success', ['parentName' => $parent->name]));
|
|
|
|
return redirect($page->getUrl());
|
|
}
|
|
|
|
/**
|
|
* Show the view to copy a page.
|
|
* @param string $bookSlug
|
|
* @param string $pageSlug
|
|
* @return mixed
|
|
* @throws NotFoundException
|
|
*/
|
|
public function showCopy($bookSlug, $pageSlug)
|
|
{
|
|
$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
|
|
$this->checkOwnablePermission('page-view', $page);
|
|
session()->flashInput(['name' => $page->name]);
|
|
return view('pages.copy', [
|
|
'book' => $page->book,
|
|
'page' => $page
|
|
]);
|
|
}
|
|
|
|
/**
|
|
* Create a copy of a page within the requested target destination.
|
|
* @param Request $request
|
|
* @param string $bookSlug
|
|
* @param string $pageSlug
|
|
* @return mixed
|
|
* @throws NotFoundException
|
|
* @throws \Throwable
|
|
*/
|
|
public function copy(Request $request, string $bookSlug, string $pageSlug)
|
|
{
|
|
$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
|
|
$this->checkOwnablePermission('page-view', $page);
|
|
|
|
$entitySelection = $request->get('entity_selection', null);
|
|
if ($entitySelection === null || $entitySelection === '') {
|
|
$parent = $page->chapter ? $page->chapter : $page->book;
|
|
} else {
|
|
$stringExploded = explode(':', $entitySelection);
|
|
$entityType = $stringExploded[0];
|
|
$entityId = intval($stringExploded[1]);
|
|
|
|
try {
|
|
$parent = $this->pageRepo->getById($entityType, $entityId);
|
|
} catch (\Exception $e) {
|
|
session()->flash(trans('entities.selected_book_chapter_not_found'));
|
|
return redirect()->back();
|
|
}
|
|
}
|
|
|
|
$this->checkOwnablePermission('page-create', $parent);
|
|
|
|
$pageCopy = $this->pageRepo->copyPage($page, $parent, $request->get('name', ''));
|
|
|
|
Activity::add($pageCopy, 'page_create', $pageCopy->book->id);
|
|
session()->flash('success', trans('entities.pages_copy_success'));
|
|
|
|
return redirect($pageCopy->getUrl());
|
|
}
|
|
|
|
/**
|
|
* Show the Permissions view.
|
|
* @param string $bookSlug
|
|
* @param string $pageSlug
|
|
* @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
|
|
* @throws NotFoundException
|
|
*/
|
|
public function showPermissions($bookSlug, $pageSlug)
|
|
{
|
|
$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
|
|
$this->checkOwnablePermission('restrictions-manage', $page);
|
|
$roles = $this->userRepo->getRestrictableRoles();
|
|
return view('pages.permissions', [
|
|
'page' => $page,
|
|
'roles' => $roles
|
|
]);
|
|
}
|
|
|
|
/**
|
|
* Set the permissions for this page.
|
|
* @param string $bookSlug
|
|
* @param string $pageSlug
|
|
* @param Request $request
|
|
* @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
|
|
* @throws NotFoundException
|
|
* @throws \Throwable
|
|
*/
|
|
public function permissions(Request $request, string $bookSlug, string $pageSlug)
|
|
{
|
|
$page = $this->pageRepo->getPageBySlug($pageSlug, $bookSlug);
|
|
$this->checkOwnablePermission('restrictions-manage', $page);
|
|
$this->pageRepo->updateEntityPermissionsFromRequest($request, $page);
|
|
session()->flash('success', trans('entities.pages_permissions_success'));
|
|
return redirect($page->getUrl());
|
|
}
|
|
}
|