X-Git-Url: http://source.bookstackapp.com/bookstack/blobdiff_plain/4656c12f6dafc9256cd3dd8de3065ec12feaa23f..refs/pull/205/head:/app/Repos/PageRepo.php

diff --git a/app/Repos/PageRepo.php b/app/Repos/PageRepo.php
index 4c3512fa7..8cd5c35a9 100644
--- a/app/Repos/PageRepo.php
+++ b/app/Repos/PageRepo.php
@@ -3,9 +3,12 @@
 use Activity;
 use BookStack\Book;
 use BookStack\Chapter;
+use BookStack\Entity;
 use BookStack\Exceptions\NotFoundException;
+use BookStack\Services\FileService;
 use Carbon\Carbon;
 use DOMDocument;
+use DOMXPath;
 use Illuminate\Support\Str;
 use BookStack\Page;
 use BookStack\PageRevision;
@@ -14,14 +17,17 @@ class PageRepo extends EntityRepo
 {
 
     protected $pageRevision;
+    protected $tagRepo;
 
     /**
      * PageRepo constructor.
      * @param PageRevision $pageRevision
+     * @param TagRepo $tagRepo
      */
-    public function __construct(PageRevision $pageRevision)
+    public function __construct(PageRevision $pageRevision, TagRepo $tagRepo)
     {
         $this->pageRevision = $pageRevision;
+        $this->tagRepo = $tagRepo;
         parent::__construct();
     }
 
@@ -32,7 +38,7 @@ class PageRepo extends EntityRepo
      */
     private function pageQuery($allowDrafts = false)
     {
-        $query = $this->restrictionService->enforcePageRestrictions($this->page, 'view');
+        $query = $this->permissionService->enforcePageRestrictions($this->page, 'view');
         if (!$allowDrafts) {
             $query = $query->where('draft', '=', false);
         }
@@ -43,7 +49,7 @@ class PageRepo extends EntityRepo
      * Get a page via a specific ID.
      * @param $id
      * @param bool $allowDrafts
-     * @return mixed
+     * @return Page
      */
     public function getById($id, $allowDrafts = false)
     {
@@ -76,7 +82,7 @@ class PageRepo extends EntityRepo
     {
         $revision = $this->pageRevision->where('slug', '=', $pageSlug)
             ->whereHas('page', function ($query) {
-                $this->restrictionService->enforcePageRestrictions($query);
+                $this->permissionService->enforcePageRestrictions($query);
             })
             ->where('type', '=', 'version')
             ->where('book_slug', '=', $bookSlug)->orderBy('created_at', 'desc')
@@ -106,31 +112,6 @@ class PageRepo extends EntityRepo
         return $this->page->where('slug', '=', $slug)->where('book_id', '=', $bookId)->count();
     }
 
-    /**
-     * Save a new page into the system.
-     * Input validation must be done beforehand.
-     * @param array $input
-     * @param Book $book
-     * @param int $chapterId
-     * @return Page
-     */
-    public function saveNew(array $input, Book $book, $chapterId = null)
-    {
-        $page = $this->newFromInput($input);
-        $page->slug = $this->findSuitableSlug($page->name, $book->id);
-
-        if ($chapterId) $page->chapter_id = $chapterId;
-
-        $page->html = $this->formatHtml($input['html']);
-        $page->text = strip_tags($page->html);
-        $page->created_by = auth()->user()->id;
-        $page->updated_by = auth()->user()->id;
-
-        $book->pages()->save($page);
-        return $page;
-    }
-
-
     /**
      * Publish a draft page to make it a normal page.
      * Sets the slug and updates the content.
@@ -142,35 +123,72 @@ class PageRepo extends EntityRepo
     {
         $draftPage->fill($input);
 
+        // Save page tags if present
+        if (isset($input['tags'])) {
+            $this->tagRepo->saveTagsToEntity($draftPage, $input['tags']);
+        }
+
         $draftPage->slug = $this->findSuitableSlug($draftPage->name, $draftPage->book->id);
         $draftPage->html = $this->formatHtml($input['html']);
         $draftPage->text = strip_tags($draftPage->html);
         $draftPage->draft = false;
 
         $draftPage->save();
+        $this->saveRevision($draftPage, 'Initial Publish');
+        
         return $draftPage;
     }
 
     /**
      * Get a new draft page instance.
      * @param Book $book
-     * @param Chapter|null $chapter
+     * @param Chapter|bool $chapter
      * @return static
      */
-    public function getDraftPage(Book $book, $chapter)
+    public function getDraftPage(Book $book, $chapter = false)
     {
         $page = $this->page->newInstance();
         $page->name = 'New Page';
-        $page->created_by = auth()->user()->id;
-        $page->updated_by = auth()->user()->id;
+        $page->created_by = user()->id;
+        $page->updated_by = user()->id;
         $page->draft = true;
 
         if ($chapter) $page->chapter_id = $chapter->id;
 
         $book->pages()->save($page);
+        $this->permissionService->buildJointPermissionsForEntity($page);
         return $page;
     }
 
+    /**
+     * Parse te headers on the page to get a navigation menu
+     * @param Page $page
+     * @return array
+     */
+    public function getPageNav(Page $page)
+    {
+        if ($page->html == '') return null;
+        libxml_use_internal_errors(true);
+        $doc = new DOMDocument();
+        $doc->loadHTML(mb_convert_encoding($page->html, 'HTML-ENTITIES', 'UTF-8'));
+        $xPath = new DOMXPath($doc);
+        $headers = $xPath->query("//h1|//h2|//h3|//h4|//h5|//h6");
+
+        if (is_null($headers)) return null;
+
+        $tree = [];
+        foreach ($headers as $header) {
+            $text = $header->nodeValue;
+            $tree[] = [
+                'nodeName' => strtolower($header->nodeName),
+                'level' => intval(str_replace('h', '', $header->nodeName)),
+                'link' => '#' . $header->getAttribute('id'),
+                'text' => strlen($text) > 30 ? substr($text, 0, 27) . '...' : $text
+            ];
+        }
+        return $tree;
+    }
+
     /**
      * Formats a page's html to be tagged correctly
      * within the system.
@@ -241,8 +259,9 @@ class PageRepo extends EntityRepo
     public function getBySearch($term, $whereTerms = [], $count = 20, $paginationAppends = [])
     {
         $terms = $this->prepareSearchTerms($term);
-        $pages = $this->restrictionService->enforcePageRestrictions($this->page->fullTextSearchQuery(['name', 'text'], $terms, $whereTerms))
-            ->paginate($count)->appends($paginationAppends);
+        $pageQuery = $this->permissionService->enforcePageRestrictions($this->page->fullTextSearchQuery(['name', 'text'], $terms, $whereTerms));
+        $pageQuery = $this->addAdvancedSearchQueries($pageQuery, $term);
+        $pages = $pageQuery->paginate($count)->appends($paginationAppends);
 
         // Add highlights to page text.
         $words = join('|', explode(' ', preg_quote(trim($term), '/')));
@@ -297,27 +316,37 @@ class PageRepo extends EntityRepo
      */
     public function updatePage(Page $page, $book_id, $input)
     {
-        // Save a revision before updating
-        if ($page->html !== $input['html'] || $page->name !== $input['name']) {
-            $this->saveRevision($page);
-        }
+        // 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 = $this->findSuitableSlug($input['name'], $book_id, $page->id);
         }
 
+        // Save page tags if present
+        if (isset($input['tags'])) {
+            $this->tagRepo->saveTagsToEntity($page, $input['tags']);
+        }
+
         // Update with new details
-        $userId = auth()->user()->id;
+        $userId = user()->id;
         $page->fill($input);
         $page->html = $this->formatHtml($input['html']);
         $page->text = strip_tags($page->html);
+        if (setting('app-editor') !== 'markdown') $page->markdown = '';
         $page->updated_by = $userId;
         $page->save();
 
         // Remove all update drafts for this user & page.
         $this->userUpdateDraftsQuery($page, $userId)->delete();
 
+        // Save a revision after updating
+        if ($oldHtml !== $input['html'] || $oldName !== $input['name'] || $input['summary'] !== null) {
+            $this->saveRevision($page, $input['summary']);
+        }
+
         return $page;
     }
 
@@ -335,7 +364,7 @@ class PageRepo extends EntityRepo
         $page->fill($revision->toArray());
         $page->slug = $this->findSuitableSlug($page->name, $book->id, $page->id);
         $page->text = strip_tags($page->html);
-        $page->updated_by = auth()->user()->id;
+        $page->updated_by = user()->id;
         $page->save();
         return $page;
     }
@@ -343,23 +372,28 @@ class PageRepo extends EntityRepo
     /**
      * Saves a page revision into the system.
      * @param Page $page
+     * @param null|string $summary
      * @return $this
      */
-    public function saveRevision(Page $page)
+    public function saveRevision(Page $page, $summary = null)
     {
-        $revision = $this->pageRevision->fill($page->toArray());
+        $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 = auth()->user()->id;
+        $revision->created_by = user()->id;
         $revision->created_at = $page->updated_at;
         $revision->type = 'version';
+        $revision->summary = $summary;
         $revision->save();
+
         // Clear old revisions
         if ($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;
     }
 
@@ -371,7 +405,7 @@ class PageRepo extends EntityRepo
      */
     public function saveUpdateDraft(Page $page, $data = [])
     {
-        $userId = auth()->user()->id;
+        $userId = user()->id;
         $drafts = $this->userUpdateDraftsQuery($page, $userId)->get();
 
         if ($drafts->count() > 0) {
@@ -386,6 +420,8 @@ class PageRepo extends EntityRepo
         }
 
         $draft->fill($data);
+        if (setting('app-editor') !== 'markdown') $draft->markdown = '';
+
         $draft->save();
         return $draft;
     }
@@ -500,7 +536,7 @@ class PageRepo extends EntityRepo
         $query = $this->pageRevision->where('type', '=', 'update_draft')
             ->where('page_id', '=', $page->id)
             ->where('updated_at', '>', $page->updated_at)
-            ->where('created_by', '!=', auth()->user()->id)
+            ->where('created_by', '!=', user()->id)
             ->with('createdBy');
 
         if ($minRange !== null) {
@@ -513,7 +549,7 @@ class PageRepo extends EntityRepo
     /**
      * Gets a single revision via it's id.
      * @param $id
-     * @return mixed
+     * @return PageRevision
      */
     public function getRevisionById($id)
     {
@@ -553,16 +589,33 @@ class PageRepo extends EntityRepo
         return $page;
     }
 
+
+    /**
+     * 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();
+        $page = $this->changeBook($book->id, $page);
+        $page->load('book');
+        $this->permissionService->buildJointPermissionsForEntity($book);
+    }
+
     /**
      * Gets a suitable slug for the resource
-     * @param            $name
-     * @param            $bookId
+     * @param string $name
+     * @param int $bookId
      * @param bool|false $currentId
      * @return string
      */
     public function findSuitableSlug($name, $bookId, $currentId = false)
     {
         $slug = Str::slug($name);
+        if ($slug === "") $slug = substr(md5(rand(1, 500)), 0, 5);
         while ($this->doesSlugExist($slug, $bookId, $currentId)) {
             $slug .= '-' . substr(md5(rand(1, 500)), 0, 3);
         }
@@ -573,12 +626,21 @@ class PageRepo extends EntityRepo
      * Destroy a given page along with its dependencies.
      * @param $page
      */
-    public function destroy($page)
+    public function destroy(Page $page)
     {
         Activity::removeEntity($page);
         $page->views()->delete();
+        $page->tags()->delete();
         $page->revisions()->delete();
-        $page->restrictions()->delete();
+        $page->permissions()->delete();
+        $this->permissionService->deleteJointPermissionsForEntity($page);
+
+        // Delete AttachedFiles
+        $fileService = app(FileService::class);
+        foreach ($page->files as $file) {
+            $fileService->deleteFile($file);
+        }
+
         $page->delete();
     }