1190 lines
37 KiB
PHP
1190 lines
37 KiB
PHP
<?php namespace BookStack\Repos;
|
|
|
|
use BookStack\Book;
|
|
use BookStack\Chapter;
|
|
use BookStack\Entity;
|
|
use BookStack\Exceptions\NotFoundException;
|
|
use BookStack\Exceptions\NotifyException;
|
|
use BookStack\Page;
|
|
use BookStack\PageRevision;
|
|
use BookStack\Services\AttachmentService;
|
|
use BookStack\Services\PermissionService;
|
|
use BookStack\Services\SearchService;
|
|
use BookStack\Services\ViewService;
|
|
use Carbon\Carbon;
|
|
use DOMDocument;
|
|
use DOMXPath;
|
|
use Illuminate\Support\Collection;
|
|
|
|
class EntityRepo
|
|
{
|
|
|
|
/**
|
|
* @var Book $book
|
|
*/
|
|
public $book;
|
|
|
|
/**
|
|
* @var Chapter
|
|
*/
|
|
public $chapter;
|
|
|
|
/**
|
|
* @var Page
|
|
*/
|
|
public $page;
|
|
|
|
/**
|
|
* @var PageRevision
|
|
*/
|
|
protected $pageRevision;
|
|
|
|
/**
|
|
* Base entity instances keyed by type
|
|
* @var []Entity
|
|
*/
|
|
protected $entities;
|
|
|
|
/**
|
|
* @var PermissionService
|
|
*/
|
|
protected $permissionService;
|
|
|
|
/**
|
|
* @var ViewService
|
|
*/
|
|
protected $viewService;
|
|
|
|
/**
|
|
* @var TagRepo
|
|
*/
|
|
protected $tagRepo;
|
|
|
|
/**
|
|
* @var SearchService
|
|
*/
|
|
protected $searchService;
|
|
|
|
/**
|
|
* EntityRepo constructor.
|
|
* @param Book $book
|
|
* @param Chapter $chapter
|
|
* @param Page $page
|
|
* @param PageRevision $pageRevision
|
|
* @param ViewService $viewService
|
|
* @param PermissionService $permissionService
|
|
* @param TagRepo $tagRepo
|
|
* @param SearchService $searchService
|
|
*/
|
|
public function __construct(
|
|
Book $book,
|
|
Chapter $chapter,
|
|
Page $page,
|
|
PageRevision $pageRevision,
|
|
ViewService $viewService,
|
|
PermissionService $permissionService,
|
|
TagRepo $tagRepo,
|
|
SearchService $searchService
|
|
) {
|
|
$this->book = $book;
|
|
$this->chapter = $chapter;
|
|
$this->page = $page;
|
|
$this->pageRevision = $pageRevision;
|
|
$this->entities = [
|
|
'page' => $this->page,
|
|
'chapter' => $this->chapter,
|
|
'book' => $this->book
|
|
];
|
|
$this->viewService = $viewService;
|
|
$this->permissionService = $permissionService;
|
|
$this->tagRepo = $tagRepo;
|
|
$this->searchService = $searchService;
|
|
}
|
|
|
|
/**
|
|
* Get an entity instance via type.
|
|
* @param $type
|
|
* @return Entity
|
|
*/
|
|
protected function getEntity($type)
|
|
{
|
|
return $this->entities[strtolower($type)];
|
|
}
|
|
|
|
/**
|
|
* Base query for searching entities via permission system
|
|
* @param string $type
|
|
* @param bool $allowDrafts
|
|
* @return \Illuminate\Database\Query\Builder
|
|
*/
|
|
protected function entityQuery($type, $allowDrafts = false, $permission = 'view')
|
|
{
|
|
$q = $this->permissionService->enforceEntityRestrictions($type, $this->getEntity($type), $permission);
|
|
if (strtolower($type) === 'page' && !$allowDrafts) {
|
|
$q = $q->where('draft', '=', false);
|
|
}
|
|
return $q;
|
|
}
|
|
|
|
/**
|
|
* Check if an entity with the given id exists.
|
|
* @param $type
|
|
* @param $id
|
|
* @return bool
|
|
*/
|
|
public function exists($type, $id)
|
|
{
|
|
return $this->entityQuery($type)->where('id', '=', $id)->exists();
|
|
}
|
|
|
|
/**
|
|
* Get an entity by ID
|
|
* @param string $type
|
|
* @param integer $id
|
|
* @param bool $allowDrafts
|
|
* @param bool $ignorePermissions
|
|
* @return Entity
|
|
*/
|
|
public function getById($type, $id, $allowDrafts = false, $ignorePermissions = false)
|
|
{
|
|
if ($ignorePermissions) {
|
|
$entity = $this->getEntity($type);
|
|
return $entity->newQuery()->find($id);
|
|
}
|
|
return $this->entityQuery($type, $allowDrafts)->find($id);
|
|
}
|
|
|
|
/**
|
|
* Get an entity by its url slug.
|
|
* @param string $type
|
|
* @param string $slug
|
|
* @param string|bool $bookSlug
|
|
* @return Entity
|
|
* @throws NotFoundException
|
|
*/
|
|
public function getBySlug($type, $slug, $bookSlug = false)
|
|
{
|
|
$q = $this->entityQuery($type)->where('slug', '=', $slug);
|
|
|
|
if (strtolower($type) === 'chapter' || strtolower($type) === 'page') {
|
|
$q = $q->where('book_id', '=', function ($query) use ($bookSlug) {
|
|
$query->select('id')
|
|
->from($this->book->getTable())
|
|
->where('slug', '=', $bookSlug)->limit(1);
|
|
});
|
|
}
|
|
$entity = $q->first();
|
|
if ($entity === null) {
|
|
throw new NotFoundException(trans('errors.' . strtolower($type) . '_not_found'));
|
|
}
|
|
return $entity;
|
|
}
|
|
|
|
|
|
/**
|
|
* Search through page revisions and retrieve the last page in the
|
|
* current book that has a slug equal to the one given.
|
|
* @param string $pageSlug
|
|
* @param string $bookSlug
|
|
* @return null|Page
|
|
*/
|
|
public function getPageByOldSlug($pageSlug, $bookSlug)
|
|
{
|
|
$revision = $this->pageRevision->where('slug', '=', $pageSlug)
|
|
->whereHas('page', function ($query) {
|
|
$this->permissionService->enforceEntityRestrictions('page', $query);
|
|
})
|
|
->where('type', '=', 'version')
|
|
->where('book_slug', '=', $bookSlug)
|
|
->orderBy('created_at', 'desc')
|
|
->with('page')->first();
|
|
return $revision !== null ? $revision->page : null;
|
|
}
|
|
|
|
/**
|
|
* Get all entities of a type with the given permission, limited by count unless count is false.
|
|
* @param string $type
|
|
* @param integer|bool $count
|
|
* @param string $permission
|
|
* @return Collection
|
|
*/
|
|
public function getAll($type, $count = 20, $permission = 'view')
|
|
{
|
|
$q = $this->entityQuery($type, false, $permission)->orderBy('name', 'asc');
|
|
if ($count !== false) {
|
|
$q = $q->take($count);
|
|
}
|
|
return $q->get();
|
|
}
|
|
|
|
/**
|
|
* Get all entities in a paginated format
|
|
* @param $type
|
|
* @param int $count
|
|
* @return \Illuminate\Contracts\Pagination\LengthAwarePaginator
|
|
*/
|
|
public function getAllPaginated($type, $count = 10)
|
|
{
|
|
return $this->entityQuery($type)->orderBy('name', 'asc')->paginate($count);
|
|
}
|
|
|
|
/**
|
|
* Get the most recently created entities of the given type.
|
|
* @param string $type
|
|
* @param int $count
|
|
* @param int $page
|
|
* @param bool|callable $additionalQuery
|
|
* @return Collection
|
|
*/
|
|
public function getRecentlyCreated($type, $count = 20, $page = 0, $additionalQuery = false)
|
|
{
|
|
$query = $this->permissionService->enforceEntityRestrictions($type, $this->getEntity($type))
|
|
->orderBy('created_at', 'desc');
|
|
if (strtolower($type) === 'page') {
|
|
$query = $query->where('draft', '=', false);
|
|
}
|
|
if ($additionalQuery !== false && is_callable($additionalQuery)) {
|
|
$additionalQuery($query);
|
|
}
|
|
return $query->skip($page * $count)->take($count)->get();
|
|
}
|
|
|
|
/**
|
|
* Get the most recently updated entities of the given type.
|
|
* @param string $type
|
|
* @param int $count
|
|
* @param int $page
|
|
* @param bool|callable $additionalQuery
|
|
* @return Collection
|
|
*/
|
|
public function getRecentlyUpdated($type, $count = 20, $page = 0, $additionalQuery = false)
|
|
{
|
|
$query = $this->permissionService->enforceEntityRestrictions($type, $this->getEntity($type))
|
|
->orderBy('updated_at', 'desc');
|
|
if (strtolower($type) === 'page') {
|
|
$query = $query->where('draft', '=', false);
|
|
}
|
|
if ($additionalQuery !== false && is_callable($additionalQuery)) {
|
|
$additionalQuery($query);
|
|
}
|
|
return $query->skip($page * $count)->take($count)->get();
|
|
}
|
|
|
|
/**
|
|
* Get the most recently viewed entities.
|
|
* @param string|bool $type
|
|
* @param int $count
|
|
* @param int $page
|
|
* @return mixed
|
|
*/
|
|
public function getRecentlyViewed($type, $count = 10, $page = 0)
|
|
{
|
|
$filter = is_bool($type) ? false : $this->getEntity($type);
|
|
return $this->viewService->getUserRecentlyViewed($count, $page, $filter);
|
|
}
|
|
|
|
/**
|
|
* Get the latest pages added to the system with pagination.
|
|
* @param string $type
|
|
* @param int $count
|
|
* @return mixed
|
|
*/
|
|
public function getRecentlyCreatedPaginated($type, $count = 20)
|
|
{
|
|
return $this->entityQuery($type)->orderBy('created_at', 'desc')->paginate($count);
|
|
}
|
|
|
|
/**
|
|
* Get the latest pages added to the system with pagination.
|
|
* @param string $type
|
|
* @param int $count
|
|
* @return mixed
|
|
*/
|
|
public function getRecentlyUpdatedPaginated($type, $count = 20)
|
|
{
|
|
return $this->entityQuery($type)->orderBy('updated_at', 'desc')->paginate($count);
|
|
}
|
|
|
|
/**
|
|
* Get the most popular entities base on all views.
|
|
* @param string|bool $type
|
|
* @param int $count
|
|
* @param int $page
|
|
* @return mixed
|
|
*/
|
|
public function getPopular($type, $count = 10, $page = 0)
|
|
{
|
|
$filter = is_bool($type) ? false : $this->getEntity($type);
|
|
return $this->viewService->getPopular($count, $page, $filter);
|
|
}
|
|
|
|
/**
|
|
* Get draft pages owned by the current user.
|
|
* @param int $count
|
|
* @param int $page
|
|
*/
|
|
public function getUserDraftPages($count = 20, $page = 0)
|
|
{
|
|
return $this->page->where('draft', '=', true)
|
|
->where('created_by', '=', user()->id)
|
|
->orderBy('updated_at', 'desc')
|
|
->skip($count * $page)->take($count)->get();
|
|
}
|
|
|
|
/**
|
|
* Get all child objects of a book.
|
|
* Returns a sorted collection of Pages and Chapters.
|
|
* Loads the book slug onto child elements to prevent access database access for getting the slug.
|
|
* @param Book $book
|
|
* @param bool $filterDrafts
|
|
* @param bool $renderPages
|
|
* @return mixed
|
|
*/
|
|
public function getBookChildren(Book $book, $filterDrafts = false, $renderPages = false)
|
|
{
|
|
$q = $this->permissionService->bookChildrenQuery($book->id, $filterDrafts, $renderPages)->get();
|
|
$entities = [];
|
|
$parents = [];
|
|
$tree = [];
|
|
|
|
foreach ($q as $index => $rawEntity) {
|
|
if ($rawEntity->entity_type === 'BookStack\\Page') {
|
|
$entities[$index] = $this->page->newFromBuilder($rawEntity);
|
|
if ($renderPages) {
|
|
$entities[$index]->html = $rawEntity->html;
|
|
$entities[$index]->html = $this->renderPage($entities[$index]);
|
|
};
|
|
} else if ($rawEntity->entity_type === 'BookStack\\Chapter') {
|
|
$entities[$index] = $this->chapter->newFromBuilder($rawEntity);
|
|
$key = $entities[$index]->entity_type . ':' . $entities[$index]->id;
|
|
$parents[$key] = $entities[$index];
|
|
$parents[$key]->setAttribute('pages', collect());
|
|
}
|
|
if ($entities[$index]->chapter_id === 0 || $entities[$index]->chapter_id === '0') {
|
|
$tree[] = $entities[$index];
|
|
}
|
|
$entities[$index]->book = $book;
|
|
}
|
|
|
|
foreach ($entities as $entity) {
|
|
if ($entity->chapter_id === 0 || $entity->chapter_id === '0') {
|
|
continue;
|
|
}
|
|
$parentKey = 'BookStack\\Chapter:' . $entity->chapter_id;
|
|
if (!isset($parents[$parentKey])) {
|
|
$tree[] = $entity;
|
|
continue;
|
|
}
|
|
$chapter = $parents[$parentKey];
|
|
$chapter->pages->push($entity);
|
|
}
|
|
|
|
return collect($tree);
|
|
}
|
|
|
|
/**
|
|
* Get the child items for a chapter sorted by priority but
|
|
* with draft items floated to the top.
|
|
* @param Chapter $chapter
|
|
* @return \Illuminate\Database\Eloquent\Collection|static[]
|
|
*/
|
|
public function getChapterChildren(Chapter $chapter)
|
|
{
|
|
return $this->permissionService->enforceEntityRestrictions('page', $chapter->pages())
|
|
->orderBy('draft', 'DESC')->orderBy('priority', 'ASC')->get();
|
|
}
|
|
|
|
|
|
/**
|
|
* Get the next sequential priority for a new child element in the given book.
|
|
* @param Book $book
|
|
* @return int
|
|
*/
|
|
public function getNewBookPriority(Book $book)
|
|
{
|
|
$lastElem = $this->getBookChildren($book)->pop();
|
|
return $lastElem ? $lastElem->priority + 1 : 0;
|
|
}
|
|
|
|
/**
|
|
* Get a new priority for a new page to be added to the given chapter.
|
|
* @param Chapter $chapter
|
|
* @return int
|
|
*/
|
|
public function getNewChapterPriority(Chapter $chapter)
|
|
{
|
|
$lastPage = $chapter->pages('DESC')->first();
|
|
return $lastPage !== null ? $lastPage->priority + 1 : 0;
|
|
}
|
|
|
|
/**
|
|
* Find a suitable slug for an entity.
|
|
* @param string $type
|
|
* @param string $name
|
|
* @param bool|integer $currentId
|
|
* @param bool|integer $bookId Only pass if type is not a book
|
|
* @return string
|
|
*/
|
|
public function findSuitableSlug($type, $name, $currentId = false, $bookId = false)
|
|
{
|
|
$slug = $this->nameToSlug($name);
|
|
while ($this->slugExists($type, $slug, $currentId, $bookId)) {
|
|
$slug .= '-' . substr(md5(rand(1, 500)), 0, 3);
|
|
}
|
|
return $slug;
|
|
}
|
|
|
|
/**
|
|
* Check if a slug already exists in the database.
|
|
* @param string $type
|
|
* @param string $slug
|
|
* @param bool|integer $currentId
|
|
* @param bool|integer $bookId
|
|
* @return bool
|
|
*/
|
|
protected function slugExists($type, $slug, $currentId = false, $bookId = false)
|
|
{
|
|
$query = $this->getEntity($type)->where('slug', '=', $slug);
|
|
if (strtolower($type) === 'page' || strtolower($type) === 'chapter') {
|
|
$query = $query->where('book_id', '=', $bookId);
|
|
}
|
|
if ($currentId) {
|
|
$query = $query->where('id', '!=', $currentId);
|
|
}
|
|
return $query->count() > 0;
|
|
}
|
|
|
|
/**
|
|
* Updates entity restrictions from a request
|
|
* @param $request
|
|
* @param Entity $entity
|
|
*/
|
|
public function updateEntityPermissionsFromRequest($request, Entity $entity)
|
|
{
|
|
$entity->restricted = $request->get('restricted', '') === 'true';
|
|
$entity->permissions()->delete();
|
|
|
|
if ($request->filled('restrictions')) {
|
|
foreach ($request->get('restrictions') as $roleId => $restrictions) {
|
|
foreach ($restrictions as $action => $value) {
|
|
$entity->permissions()->create([
|
|
'role_id' => $roleId,
|
|
'action' => strtolower($action)
|
|
]);
|
|
}
|
|
}
|
|
}
|
|
|
|
$entity->save();
|
|
$this->permissionService->buildJointPermissionsForEntity($entity);
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Create a new entity from request input.
|
|
* Used for books and chapters.
|
|
* @param string $type
|
|
* @param array $input
|
|
* @param bool|Book $book
|
|
* @return Entity
|
|
*/
|
|
public function createFromInput($type, $input = [], $book = false)
|
|
{
|
|
$isChapter = strtolower($type) === 'chapter';
|
|
$entityModel = $this->getEntity($type)->newInstance($input);
|
|
$entityModel->slug = $this->findSuitableSlug($type, $entityModel->name, false, $isChapter ? $book->id : false);
|
|
$entityModel->created_by = user()->id;
|
|
$entityModel->updated_by = user()->id;
|
|
$isChapter ? $book->chapters()->save($entityModel) : $entityModel->save();
|
|
|
|
if (isset($input['tags'])) {
|
|
$this->tagRepo->saveTagsToEntity($entityModel, $input['tags']);
|
|
}
|
|
|
|
$this->permissionService->buildJointPermissionsForEntity($entityModel);
|
|
$this->searchService->indexEntity($entityModel);
|
|
return $entityModel;
|
|
}
|
|
|
|
/**
|
|
* Update entity details from request input.
|
|
* Used for books and chapters
|
|
* @param string $type
|
|
* @param Entity $entityModel
|
|
* @param array $input
|
|
* @return Entity
|
|
*/
|
|
public function updateFromInput($type, Entity $entityModel, $input = [])
|
|
{
|
|
if ($entityModel->name !== $input['name']) {
|
|
$entityModel->slug = $this->findSuitableSlug($type, $input['name'], $entityModel->id);
|
|
}
|
|
$entityModel->fill($input);
|
|
$entityModel->updated_by = user()->id;
|
|
$entityModel->save();
|
|
|
|
if (isset($input['tags'])) {
|
|
$this->tagRepo->saveTagsToEntity($entityModel, $input['tags']);
|
|
}
|
|
|
|
$this->permissionService->buildJointPermissionsForEntity($entityModel);
|
|
$this->searchService->indexEntity($entityModel);
|
|
return $entityModel;
|
|
}
|
|
|
|
/**
|
|
* Change the book that an entity belongs to.
|
|
* @param string $type
|
|
* @param integer $newBookId
|
|
* @param Entity $entity
|
|
* @param bool $rebuildPermissions
|
|
* @return Entity
|
|
*/
|
|
public function changeBook($type, $newBookId, Entity $entity, $rebuildPermissions = false)
|
|
{
|
|
$entity->book_id = $newBookId;
|
|
// Update related activity
|
|
foreach ($entity->activity as $activity) {
|
|
$activity->book_id = $newBookId;
|
|
$activity->save();
|
|
}
|
|
$entity->slug = $this->findSuitableSlug($type, $entity->name, $entity->id, $newBookId);
|
|
$entity->save();
|
|
|
|
// Update all child pages if a chapter
|
|
if (strtolower($type) === 'chapter') {
|
|
foreach ($entity->pages as $page) {
|
|
$this->changeBook('page', $newBookId, $page, false);
|
|
}
|
|
}
|
|
|
|
// Update permissions if applicable
|
|
if ($rebuildPermissions) {
|
|
$entity->load('book');
|
|
$this->permissionService->buildJointPermissionsForEntity($entity->book);
|
|
}
|
|
|
|
return $entity;
|
|
}
|
|
|
|
/**
|
|
* Alias method to update the book jointPermissions in the PermissionService.
|
|
* @param Book $book
|
|
*/
|
|
public function buildJointPermissionsForBook(Book $book)
|
|
{
|
|
$this->permissionService->buildJointPermissionsForEntity($book);
|
|
}
|
|
|
|
/**
|
|
* Format a name as a url slug.
|
|
* @param $name
|
|
* @return string
|
|
*/
|
|
protected function nameToSlug($name)
|
|
{
|
|
$slug = preg_replace('/[\+\/\\\?\@\}\{\.\,\=\[\]\#\&\!\*\'\;\:\$\%]/', '', mb_strtolower($name));
|
|
$slug = preg_replace('/\s{2,}/', ' ', $slug);
|
|
$slug = str_replace(' ', '-', $slug);
|
|
if ($slug === "") {
|
|
$slug = substr(md5(rand(1, 500)), 0, 5);
|
|
}
|
|
return $slug;
|
|
}
|
|
|
|
/**
|
|
* Publish a draft page to make it a normal page.
|
|
* Sets the slug and updates the content.
|
|
* @param Page $draftPage
|
|
* @param array $input
|
|
* @return Page
|
|
*/
|
|
public function publishPageDraft(Page $draftPage, array $input)
|
|
{
|
|
$draftPage->fill($input);
|
|
|
|
// Save page tags if present
|
|
if (isset($input['tags'])) {
|
|
$this->tagRepo->saveTagsToEntity($draftPage, $input['tags']);
|
|
}
|
|
|
|
$draftPage->slug = $this->findSuitableSlug('page', $draftPage->name, false, $draftPage->book->id);
|
|
$draftPage->html = $this->formatHtml($input['html']);
|
|
$draftPage->text = $this->pageToPlainText($draftPage);
|
|
$draftPage->draft = false;
|
|
$draftPage->revision_count = 1;
|
|
|
|
$draftPage->save();
|
|
$this->savePageRevision($draftPage, trans('entities.pages_initial_revision'));
|
|
$this->searchService->indexEntity($draftPage);
|
|
return $draftPage;
|
|
}
|
|
|
|
/**
|
|
* Saves a page revision into the system.
|
|
* @param Page $page
|
|
* @param null|string $summary
|
|
* @return PageRevision
|
|
*/
|
|
public function savePageRevision(Page $page, $summary = null)
|
|
{
|
|
$revision = $this->pageRevision->newInstance($page->toArray());
|
|
if (setting('app-editor') !== 'markdown') {
|
|
$revision->markdown = '';
|
|
}
|
|
$revision->page_id = $page->id;
|
|
$revision->slug = $page->slug;
|
|
$revision->book_slug = $page->book->slug;
|
|
$revision->created_by = user()->id;
|
|
$revision->created_at = $page->updated_at;
|
|
$revision->type = 'version';
|
|
$revision->summary = $summary;
|
|
$revision->revision_number = $page->revision_count;
|
|
$revision->save();
|
|
|
|
// Clear old revisions
|
|
if ($this->pageRevision->where('page_id', '=', $page->id)->count() > 50) {
|
|
$this->pageRevision->where('page_id', '=', $page->id)
|
|
->orderBy('created_at', 'desc')->skip(50)->take(5)->delete();
|
|
}
|
|
|
|
return $revision;
|
|
}
|
|
|
|
/**
|
|
* Formats a page's html to be tagged correctly
|
|
* within the system.
|
|
* @param string $htmlText
|
|
* @return string
|
|
*/
|
|
protected function formatHtml($htmlText)
|
|
{
|
|
if ($htmlText == '') {
|
|
return $htmlText;
|
|
}
|
|
libxml_use_internal_errors(true);
|
|
$doc = new DOMDocument();
|
|
$doc->loadHTML(mb_convert_encoding($htmlText, 'HTML-ENTITIES', 'UTF-8'));
|
|
|
|
$container = $doc->documentElement;
|
|
$body = $container->childNodes->item(0);
|
|
$childNodes = $body->childNodes;
|
|
|
|
// Ensure no duplicate ids are used
|
|
$idArray = [];
|
|
|
|
foreach ($childNodes as $index => $childNode) {
|
|
/** @var \DOMElement $childNode */
|
|
if (get_class($childNode) !== 'DOMElement') {
|
|
continue;
|
|
}
|
|
|
|
// Overwrite id if not a BookStack custom id
|
|
if ($childNode->hasAttribute('id')) {
|
|
$id = $childNode->getAttribute('id');
|
|
if (strpos($id, 'bkmrk') === 0 && array_search($id, $idArray) === false) {
|
|
$idArray[] = $id;
|
|
continue;
|
|
};
|
|
}
|
|
|
|
// Create an unique id for the element
|
|
// Uses the content as a basis to ensure output is the same every time
|
|
// the same content is passed through.
|
|
$contentId = 'bkmrk-' . substr(strtolower(preg_replace('/\s+/', '-', trim($childNode->nodeValue))), 0, 20);
|
|
$newId = urlencode($contentId);
|
|
$loopIndex = 0;
|
|
while (in_array($newId, $idArray)) {
|
|
$newId = urlencode($contentId . '-' . $loopIndex);
|
|
$loopIndex++;
|
|
}
|
|
|
|
$childNode->setAttribute('id', $newId);
|
|
$idArray[] = $newId;
|
|
}
|
|
|
|
// Generate inner html as a string
|
|
$html = '';
|
|
foreach ($childNodes as $childNode) {
|
|
$html .= $doc->saveHTML($childNode);
|
|
}
|
|
|
|
return $html;
|
|
}
|
|
|
|
|
|
/**
|
|
* Render the page for viewing, Parsing and performing features such as page transclusion.
|
|
* @param Page $page
|
|
* @param bool $ignorePermissions
|
|
* @return mixed|string
|
|
*/
|
|
public function renderPage(Page $page, $ignorePermissions = false)
|
|
{
|
|
$content = $page->html;
|
|
if (!config('app.allow_content_scripts')) {
|
|
$content = $this->escapeScripts($content);
|
|
}
|
|
|
|
$matches = [];
|
|
preg_match_all("/{{@\s?([0-9].*?)}}/", $content, $matches);
|
|
if (count($matches[0]) === 0) {
|
|
return $content;
|
|
}
|
|
|
|
$topLevelTags = ['table', 'ul', 'ol'];
|
|
foreach ($matches[1] as $index => $includeId) {
|
|
$splitInclude = explode('#', $includeId, 2);
|
|
$pageId = intval($splitInclude[0]);
|
|
if (is_nan($pageId)) {
|
|
continue;
|
|
}
|
|
|
|
$matchedPage = $this->getById('page', $pageId, false, $ignorePermissions);
|
|
if ($matchedPage === null) {
|
|
$content = str_replace($matches[0][$index], '', $content);
|
|
continue;
|
|
}
|
|
|
|
if (count($splitInclude) === 1) {
|
|
$content = str_replace($matches[0][$index], $matchedPage->html, $content);
|
|
continue;
|
|
}
|
|
|
|
$doc = new DOMDocument();
|
|
$doc->loadHTML(mb_convert_encoding('<body>'.$matchedPage->html.'</body>', 'HTML-ENTITIES', 'UTF-8'));
|
|
$matchingElem = $doc->getElementById($splitInclude[1]);
|
|
if ($matchingElem === null) {
|
|
$content = str_replace($matches[0][$index], '', $content);
|
|
continue;
|
|
}
|
|
$innerContent = '';
|
|
$isTopLevel = in_array(strtolower($matchingElem->nodeName), $topLevelTags);
|
|
if ($isTopLevel) {
|
|
$innerContent .= $doc->saveHTML($matchingElem);
|
|
} else {
|
|
foreach ($matchingElem->childNodes as $childNode) {
|
|
$innerContent .= $doc->saveHTML($childNode);
|
|
}
|
|
}
|
|
$content = str_replace($matches[0][$index], trim($innerContent), $content);
|
|
}
|
|
|
|
return $content;
|
|
}
|
|
|
|
/**
|
|
* Escape script tags within HTML content.
|
|
* @param string $html
|
|
* @return mixed
|
|
*/
|
|
protected function escapeScripts(string $html)
|
|
{
|
|
$scriptSearchRegex = '/<script.*?>.*?<\/script>/ms';
|
|
$matches = [];
|
|
preg_match_all($scriptSearchRegex, $html, $matches);
|
|
if (count($matches) === 0) {
|
|
return $html;
|
|
}
|
|
|
|
foreach ($matches[0] as $match) {
|
|
$html = str_replace($match, htmlentities($match), $html);
|
|
}
|
|
return $html;
|
|
}
|
|
|
|
/**
|
|
* Get the plain text version of a page's content.
|
|
* @param Page $page
|
|
* @return string
|
|
*/
|
|
public function pageToPlainText(Page $page)
|
|
{
|
|
$html = $this->renderPage($page);
|
|
return strip_tags($html);
|
|
}
|
|
|
|
/**
|
|
* Get a new draft page instance.
|
|
* @param Book $book
|
|
* @param Chapter|bool $chapter
|
|
* @return Page
|
|
*/
|
|
public function getDraftPage(Book $book, $chapter = false)
|
|
{
|
|
$page = $this->page->newInstance();
|
|
$page->name = trans('entities.pages_initial_name');
|
|
$page->created_by = user()->id;
|
|
$page->updated_by = user()->id;
|
|
$page->draft = true;
|
|
|
|
if ($chapter) {
|
|
$page->chapter_id = $chapter->id;
|
|
}
|
|
|
|
$book->pages()->save($page);
|
|
$page = $this->page->find($page->id);
|
|
$this->permissionService->buildJointPermissionsForEntity($page);
|
|
return $page;
|
|
}
|
|
|
|
/**
|
|
* Search for image usage within page content.
|
|
* @param $imageString
|
|
* @return mixed
|
|
*/
|
|
public function searchForImage($imageString)
|
|
{
|
|
$pages = $this->entityQuery('page')->where('html', 'like', '%' . $imageString . '%')->get();
|
|
foreach ($pages as $page) {
|
|
$page->url = $page->getUrl();
|
|
$page->html = '';
|
|
$page->text = '';
|
|
}
|
|
return count($pages) > 0 ? $pages : false;
|
|
}
|
|
|
|
/**
|
|
* Parse the headers on the page to get a navigation menu
|
|
* @param String $pageContent
|
|
* @return array
|
|
*/
|
|
public function getPageNav($pageContent)
|
|
{
|
|
if ($pageContent == '') {
|
|
return [];
|
|
}
|
|
libxml_use_internal_errors(true);
|
|
$doc = new DOMDocument();
|
|
$doc->loadHTML(mb_convert_encoding($pageContent, 'HTML-ENTITIES', 'UTF-8'));
|
|
$xPath = new DOMXPath($doc);
|
|
$headers = $xPath->query("//h1|//h2|//h3|//h4|//h5|//h6");
|
|
|
|
if (is_null($headers)) {
|
|
return [];
|
|
}
|
|
|
|
$tree = collect([]);
|
|
foreach ($headers as $header) {
|
|
$text = $header->nodeValue;
|
|
$tree->push([
|
|
'nodeName' => strtolower($header->nodeName),
|
|
'level' => intval(str_replace('h', '', $header->nodeName)),
|
|
'link' => '#' . $header->getAttribute('id'),
|
|
'text' => strlen($text) > 30 ? substr($text, 0, 27) . '...' : $text
|
|
]);
|
|
}
|
|
|
|
// Normalise headers if only smaller headers have been used
|
|
if (count($tree) > 0) {
|
|
$minLevel = $tree->pluck('level')->min();
|
|
$tree = $tree->map(function ($header) use ($minLevel) {
|
|
$header['level'] -= ($minLevel - 2);
|
|
return $header;
|
|
});
|
|
}
|
|
return $tree->toArray();
|
|
}
|
|
|
|
/**
|
|
* Updates a page with any fillable data and saves it into the database.
|
|
* @param Page $page
|
|
* @param int $book_id
|
|
* @param array $input
|
|
* @return Page
|
|
*/
|
|
public function updatePage(Page $page, $book_id, $input)
|
|
{
|
|
// Hold the old details to compare later
|
|
$oldHtml = $page->html;
|
|
$oldName = $page->name;
|
|
|
|
// Prevent slug being updated if no name change
|
|
if ($page->name !== $input['name']) {
|
|
$page->slug = $this->findSuitableSlug('page', $input['name'], $page->id, $book_id);
|
|
}
|
|
|
|
// Save page tags if present
|
|
if (isset($input['tags'])) {
|
|
$this->tagRepo->saveTagsToEntity($page, $input['tags']);
|
|
}
|
|
|
|
// Update with new details
|
|
$userId = user()->id;
|
|
$page->fill($input);
|
|
$page->html = $this->formatHtml($input['html']);
|
|
$page->text = $this->pageToPlainText($page);
|
|
if (setting('app-editor') !== 'markdown') {
|
|
$page->markdown = '';
|
|
}
|
|
$page->updated_by = $userId;
|
|
$page->revision_count++;
|
|
$page->save();
|
|
|
|
// Remove all update drafts for this user & page.
|
|
$this->userUpdatePageDraftsQuery($page, $userId)->delete();
|
|
|
|
// Save a revision after updating
|
|
if ($oldHtml !== $input['html'] || $oldName !== $input['name'] || $input['summary'] !== null) {
|
|
$this->savePageRevision($page, $input['summary']);
|
|
}
|
|
|
|
$this->searchService->indexEntity($page);
|
|
|
|
return $page;
|
|
}
|
|
|
|
/**
|
|
* The base query for getting user update drafts.
|
|
* @param Page $page
|
|
* @param $userId
|
|
* @return mixed
|
|
*/
|
|
protected function userUpdatePageDraftsQuery(Page $page, $userId)
|
|
{
|
|
return $this->pageRevision->where('created_by', '=', $userId)
|
|
->where('type', 'update_draft')
|
|
->where('page_id', '=', $page->id)
|
|
->orderBy('created_at', 'desc');
|
|
}
|
|
|
|
/**
|
|
* Checks whether a user has a draft version of a particular page or not.
|
|
* @param Page $page
|
|
* @param $userId
|
|
* @return bool
|
|
*/
|
|
public function hasUserGotPageDraft(Page $page, $userId)
|
|
{
|
|
return $this->userUpdatePageDraftsQuery($page, $userId)->count() > 0;
|
|
}
|
|
|
|
/**
|
|
* Get the latest updated draft revision for a particular page and user.
|
|
* @param Page $page
|
|
* @param $userId
|
|
* @return mixed
|
|
*/
|
|
public function getUserPageDraft(Page $page, $userId)
|
|
{
|
|
return $this->userUpdatePageDraftsQuery($page, $userId)->first();
|
|
}
|
|
|
|
/**
|
|
* Get the notification message that informs the user that they are editing a draft page.
|
|
* @param PageRevision $draft
|
|
* @return string
|
|
*/
|
|
public function getUserPageDraftMessage(PageRevision $draft)
|
|
{
|
|
$message = trans('entities.pages_editing_draft_notification', ['timeDiff' => $draft->updated_at->diffForHumans()]);
|
|
if ($draft->page->updated_at->timestamp <= $draft->updated_at->timestamp) {
|
|
return $message;
|
|
}
|
|
return $message . "\n" . trans('entities.pages_draft_edited_notification');
|
|
}
|
|
|
|
/**
|
|
* Check if a page is being actively editing.
|
|
* Checks for edits since last page updated.
|
|
* Passing in a minuted range will check for edits
|
|
* within the last x minutes.
|
|
* @param Page $page
|
|
* @param null $minRange
|
|
* @return bool
|
|
*/
|
|
public function isPageEditingActive(Page $page, $minRange = null)
|
|
{
|
|
$draftSearch = $this->activePageEditingQuery($page, $minRange);
|
|
return $draftSearch->count() > 0;
|
|
}
|
|
|
|
/**
|
|
* A query to check for active update drafts on a particular page.
|
|
* @param Page $page
|
|
* @param null $minRange
|
|
* @return mixed
|
|
*/
|
|
protected function activePageEditingQuery(Page $page, $minRange = null)
|
|
{
|
|
$query = $this->pageRevision->where('type', '=', 'update_draft')
|
|
->where('page_id', '=', $page->id)
|
|
->where('updated_at', '>', $page->updated_at)
|
|
->where('created_by', '!=', user()->id)
|
|
->with('createdBy');
|
|
|
|
if ($minRange !== null) {
|
|
$query = $query->where('updated_at', '>=', Carbon::now()->subMinutes($minRange));
|
|
}
|
|
|
|
return $query;
|
|
}
|
|
|
|
/**
|
|
* Restores a revision's content back into a page.
|
|
* @param Page $page
|
|
* @param Book $book
|
|
* @param int $revisionId
|
|
* @return Page
|
|
*/
|
|
public function restorePageRevision(Page $page, Book $book, $revisionId)
|
|
{
|
|
$page->revision_count++;
|
|
$this->savePageRevision($page);
|
|
$revision = $page->revisions()->where('id', '=', $revisionId)->first();
|
|
$page->fill($revision->toArray());
|
|
$page->slug = $this->findSuitableSlug('page', $page->name, $page->id, $book->id);
|
|
$page->text = $this->pageToPlainText($page);
|
|
$page->updated_by = user()->id;
|
|
$page->save();
|
|
$this->searchService->indexEntity($page);
|
|
return $page;
|
|
}
|
|
|
|
|
|
/**
|
|
* Save a page update draft.
|
|
* @param Page $page
|
|
* @param array $data
|
|
* @return PageRevision|Page
|
|
*/
|
|
public function updatePageDraft(Page $page, $data = [])
|
|
{
|
|
// If the page itself is a draft simply update that
|
|
if ($page->draft) {
|
|
$page->fill($data);
|
|
if (isset($data['html'])) {
|
|
$page->text = $this->pageToPlainText($page);
|
|
}
|
|
$page->save();
|
|
return $page;
|
|
}
|
|
|
|
// Otherwise save the data to a revision
|
|
$userId = user()->id;
|
|
$drafts = $this->userUpdatePageDraftsQuery($page, $userId)->get();
|
|
|
|
if ($drafts->count() > 0) {
|
|
$draft = $drafts->first();
|
|
} else {
|
|
$draft = $this->pageRevision->newInstance();
|
|
$draft->page_id = $page->id;
|
|
$draft->slug = $page->slug;
|
|
$draft->book_slug = $page->book->slug;
|
|
$draft->created_by = $userId;
|
|
$draft->type = 'update_draft';
|
|
}
|
|
|
|
$draft->fill($data);
|
|
if (setting('app-editor') !== 'markdown') {
|
|
$draft->markdown = '';
|
|
}
|
|
|
|
$draft->save();
|
|
return $draft;
|
|
}
|
|
|
|
/**
|
|
* Get a notification message concerning the editing activity on a particular page.
|
|
* @param Page $page
|
|
* @param null $minRange
|
|
* @return string
|
|
*/
|
|
public function getPageEditingActiveMessage(Page $page, $minRange = null)
|
|
{
|
|
$pageDraftEdits = $this->activePageEditingQuery($page, $minRange)->get();
|
|
|
|
$userMessage = $pageDraftEdits->count() > 1 ? trans('entities.pages_draft_edit_active.start_a', ['count' => $pageDraftEdits->count()]): trans('entities.pages_draft_edit_active.start_b', ['userName' => $pageDraftEdits->first()->createdBy->name]);
|
|
$timeMessage = $minRange === null ? trans('entities.pages_draft_edit_active.time_a') : trans('entities.pages_draft_edit_active.time_b', ['minCount'=>$minRange]);
|
|
return trans('entities.pages_draft_edit_active.message', ['start' => $userMessage, 'time' => $timeMessage]);
|
|
}
|
|
|
|
/**
|
|
* Change the page's parent to the given entity.
|
|
* @param Page $page
|
|
* @param Entity $parent
|
|
*/
|
|
public function changePageParent(Page $page, Entity $parent)
|
|
{
|
|
$book = $parent->isA('book') ? $parent : $parent->book;
|
|
$page->chapter_id = $parent->isA('chapter') ? $parent->id : 0;
|
|
$page->save();
|
|
if ($page->book->id !== $book->id) {
|
|
$page = $this->changeBook('page', $book->id, $page);
|
|
}
|
|
$page->load('book');
|
|
$this->permissionService->buildJointPermissionsForEntity($book);
|
|
}
|
|
|
|
/**
|
|
* Destroy the provided book and all its child entities.
|
|
* @param Book $book
|
|
*/
|
|
public function destroyBook(Book $book)
|
|
{
|
|
foreach ($book->pages as $page) {
|
|
$this->destroyPage($page);
|
|
}
|
|
foreach ($book->chapters as $chapter) {
|
|
$this->destroyChapter($chapter);
|
|
}
|
|
\Activity::removeEntity($book);
|
|
$book->views()->delete();
|
|
$book->permissions()->delete();
|
|
$this->permissionService->deleteJointPermissionsForEntity($book);
|
|
$this->searchService->deleteEntityTerms($book);
|
|
$book->delete();
|
|
}
|
|
|
|
/**
|
|
* Destroy a chapter and its relations.
|
|
* @param Chapter $chapter
|
|
*/
|
|
public function destroyChapter(Chapter $chapter)
|
|
{
|
|
if (count($chapter->pages) > 0) {
|
|
foreach ($chapter->pages as $page) {
|
|
$page->chapter_id = 0;
|
|
$page->save();
|
|
}
|
|
}
|
|
\Activity::removeEntity($chapter);
|
|
$chapter->views()->delete();
|
|
$chapter->permissions()->delete();
|
|
$this->permissionService->deleteJointPermissionsForEntity($chapter);
|
|
$this->searchService->deleteEntityTerms($chapter);
|
|
$chapter->delete();
|
|
}
|
|
|
|
/**
|
|
* Destroy a given page along with its dependencies.
|
|
* @param Page $page
|
|
* @throws NotifyException
|
|
*/
|
|
public function destroyPage(Page $page)
|
|
{
|
|
\Activity::removeEntity($page);
|
|
$page->views()->delete();
|
|
$page->tags()->delete();
|
|
$page->revisions()->delete();
|
|
$page->permissions()->delete();
|
|
$this->permissionService->deleteJointPermissionsForEntity($page);
|
|
$this->searchService->deleteEntityTerms($page);
|
|
|
|
// Check if set as custom homepage
|
|
$customHome = setting('app-homepage', '0:');
|
|
if (intval($page->id) === intval(explode(':', $customHome)[0])) {
|
|
throw new NotifyException(trans('errors.page_custom_home_deletion'), $page->getUrl());
|
|
}
|
|
|
|
// Delete Attached Files
|
|
$attachmentService = app(AttachmentService::class);
|
|
foreach ($page->attachments as $attachment) {
|
|
$attachmentService->deleteFile($attachment);
|
|
}
|
|
|
|
$page->delete();
|
|
}
|
|
}
|