use BookStack\Entities\Models\Chapter;
use BookStack\Entities\Models\Entity;
use BookStack\Entities\Models\Page;
+use BookStack\Entities\Queries\EntityQueries;
use Illuminate\Support\Collection;
class BookContents
{
- /**
- * @var Book
- */
- protected $book;
+ protected EntityQueries $queries;
- /**
- * BookContents constructor.
- */
- public function __construct(Book $book)
- {
- $this->book = $book;
+ public function __construct(
+ protected Book $book,
+ ) {
+ $this->queries = app()->make(EntityQueries::class);
}
/**
- * Get the current priority of the last item
- * at the top-level of the book.
+ * Get the current priority of the last item at the top-level of the book.
*/
public function getLastPriority(): int
{
- $maxPage = Page::visible()->where('book_id', '=', $this->book->id)
+ $maxPage = $this->book->pages()
->where('draft', '=', false)
- ->where('chapter_id', '=', 0)->max('priority');
- $maxChapter = Chapter::visible()->where('book_id', '=', $this->book->id)
+ ->where('chapter_id', '=', 0)
+ ->max('priority');
+
+ $maxChapter = $this->book->chapters()
->max('priority');
return max($maxChapter, $maxPage, 1);
public function getTree(bool $showDrafts = false, bool $renderPages = false): Collection
{
$pages = $this->getPages($showDrafts, $renderPages);
- $chapters = Chapter::visible()->where('book_id', '=', $this->book->id)->get();
+ $chapters = $this->book->chapters()->scopes('visible')->get();
$all = collect()->concat($pages)->concat($chapters);
$chapterMap = $chapters->keyBy('id');
$lonePages = collect();
*/
protected function getPages(bool $showDrafts = false, bool $getPageContent = false): Collection
{
- $query = Page::visible()
- ->select($getPageContent ? Page::$contentAttributes : Page::$listAttributes)
- ->where('book_id', '=', $this->book->id);
+ if ($getPageContent) {
+ $query = $this->queries->pages->visibleWithContents();
+ } else {
+ $query = $this->queries->pages->visibleForList();
+ }
if (!$showDrafts) {
$query->where('draft', '=', false);
}
- return $query->get();
+ return $query->where('book_id', '=', $this->book->id)->get();
}
/**
// Load models into map
$modelMap = $this->loadModelsFromSortMap($sortMap);
+ // Sort our changes from our map to be chapters first
+ // Since they need to be process to ensure book alignment for child page changes.
+ $sortMapItems = $sortMap->all();
+ usort($sortMapItems, function (BookSortMapItem $itemA, BookSortMapItem $itemB) {
+ $aScore = $itemA->type === 'page' ? 2 : 1;
+ $bScore = $itemB->type === 'page' ? 2 : 1;
+
+ return $aScore - $bScore;
+ });
+
// Perform the sort
- foreach ($sortMap->all() as $item) {
+ foreach ($sortMapItems as $item) {
$this->applySortUpdates($item, $modelMap);
}
/** @var Book[] $booksInvolved */
$booksInvolved = array_values(array_filter($modelMap, function (string $key) {
- return strpos($key, 'book:') === 0;
+ return str_starts_with($key, 'book:');
}, ARRAY_FILTER_USE_KEY));
// Update permissions of books involved
return;
}
- $currentParentKey = 'book:' . $model->book_id;
+ $currentParentKey = 'book:' . $model->book_id;
if ($model instanceof Page && $model->chapter_id) {
- $currentParentKey = 'chapter:' . $model->chapter_id;
+ $currentParentKey = 'chapter:' . $model->chapter_id;
}
- $currentParent = $modelMap[$currentParentKey];
+ $currentParent = $modelMap[$currentParentKey] ?? null;
/** @var Book $newBook */
$newBook = $modelMap['book:' . $sortMapItem->parentBookId] ?? null;
/** @var ?Chapter $newChapter */
$newChapter = $sortMapItem->parentChapterId ? ($modelMap['chapter:' . $sortMapItem->parentChapterId] ?? null) : null;
- // Check permissions of our changes to be made
- if (!$currentParent || !$newBook) {
- return;
- } else if (!userCan('chapter-update', $currentParent) && !userCan('book-update', $currentParent)) {
- return;
- } else if ($bookChanged && !$newChapter && !userCan('book-update', $newBook)) {
- return;
- } else if ($newChapter && !userCan('chapter-update', $newChapter)) {
- return;
- } else if (($chapterChanged || $bookChanged) && $newChapter && $newBook->id !== $newChapter->book_id) {
+ if (!$this->isSortChangePermissible($sortMapItem, $model, $currentParent, $newBook, $newChapter)) {
return;
}
// Action the required changes
if ($bookChanged) {
- $model->changeBook($sortMapItem->parentBookId);
+ $model->changeBook($newBook->id);
}
- if ($chapterChanged) {
- $model->chapter_id = $sortMapItem->parentChapterId ?? 0;
+ if ($model instanceof Page && $chapterChanged) {
+ $model->chapter_id = $newChapter->id ?? 0;
}
if ($priorityChanged) {
}
}
+ /**
+ * Check if the current user has permissions to apply the given sorting change.
+ * Is quite complex since items can gain a different parent change. Acts as a:
+ * - Update of old parent element (Change of content/order).
+ * - Update of sorted/moved element.
+ * - Deletion of element (Relative to parent upon move).
+ * - Creation of element within parent (Upon move to new parent).
+ */
+ protected function isSortChangePermissible(BookSortMapItem $sortMapItem, BookChild $model, ?Entity $currentParent, ?Entity $newBook, ?Entity $newChapter): bool
+ {
+ // Stop if we can't see the current parent or new book.
+ if (!$currentParent || !$newBook) {
+ return false;
+ }
+
+ $hasNewParent = $newBook->id !== $model->book_id || ($model instanceof Page && $model->chapter_id !== ($sortMapItem->parentChapterId ?? 0));
+ if ($model instanceof Chapter) {
+ $hasPermission = userCan('book-update', $currentParent)
+ && userCan('book-update', $newBook)
+ && userCan('chapter-update', $model)
+ && (!$hasNewParent || userCan('chapter-create', $newBook))
+ && (!$hasNewParent || userCan('chapter-delete', $model));
+
+ if (!$hasPermission) {
+ return false;
+ }
+ }
+
+ if ($model instanceof Page) {
+ $parentPermission = ($currentParent instanceof Chapter) ? 'chapter-update' : 'book-update';
+ $hasCurrentParentPermission = userCan($parentPermission, $currentParent);
+
+ // This needs to check if there was an intended chapter location in the original sort map
+ // rather than inferring from the $newChapter since that variable may be null
+ // due to other reasons (Visibility).
+ $newParent = $sortMapItem->parentChapterId ? $newChapter : $newBook;
+ if (!$newParent) {
+ return false;
+ }
+
+ $hasPageEditPermission = userCan('page-update', $model);
+ $newParentInRightLocation = ($newParent instanceof Book || ($newParent instanceof Chapter && $newParent->book_id === $newBook->id));
+ $newParentPermission = ($newParent instanceof Chapter) ? 'chapter-update' : 'book-update';
+ $hasNewParentPermission = userCan($newParentPermission, $newParent);
+
+ $hasDeletePermissionIfMoving = (!$hasNewParent || userCan('page-delete', $model));
+ $hasCreatePermissionIfMoving = (!$hasNewParent || userCan('page-create', $newParent));
+
+ $hasPermission = $hasCurrentParentPermission
+ && $newParentInRightLocation
+ && $hasNewParentPermission
+ && $hasPageEditPermission
+ && $hasDeletePermissionIfMoving
+ && $hasCreatePermissionIfMoving;
+
+ if (!$hasPermission) {
+ return false;
+ }
+ }
+
+ return true;
+ }
+
/**
* Load models from the database into the given sort map.
+ *
* @return array<string, Entity>
*/
protected function loadModelsFromSortMap(BookSortMap $sortMap): array
$modelMap = [];
$ids = [
'chapter' => [],
- 'page' => [],
- 'book' => [],
+ 'page' => [],
+ 'book' => [],
];
foreach ($sortMap->all() as $sortMapItem) {
}
}
- $pages = Page::visible()->whereIn('id', array_unique($ids['page']))->get(Page::$listAttributes);
+ $pages = $this->queries->pages->visibleForList()->whereIn('id', array_unique($ids['page']))->get();
/** @var Page $page */
foreach ($pages as $page) {
$modelMap['page:' . $page->id] = $page;
}
}
- $chapters = Chapter::visible()->whereIn('id', array_unique($ids['chapter']))->get();
+ $chapters = $this->queries->chapters->visibleForList()->whereIn('id', array_unique($ids['chapter']))->get();
/** @var Chapter $chapter */
foreach ($chapters as $chapter) {
$modelMap['chapter:' . $chapter->id] = $chapter;
$ids['book'][] = $chapter->book_id;
}
- $books = Book::visible()->whereIn('id', array_unique($ids['book']))->get();
+ $books = $this->queries->books->visibleForList()->whereIn('id', array_unique($ids['book']))->get();
/** @var Book $book */
foreach ($books as $book) {
$modelMap['book:' . $book->id] = $book;