public static function newForSlug($slug)
 {
     $slug = PhrictionDocument::normalizeSlug($slug);
     $document = id(new PhrictionDocument())->loadOneWhere('slug = %s', $slug);
     $content = null;
     if ($document) {
         $content = id(new PhrictionContent())->load($document->getContentID());
     } else {
         $document = new PhrictionDocument();
         $document->setSlug($slug);
     }
     if (!$content) {
         $default_title = PhrictionDocument::getDefaultSlugTitle($slug);
         $content = new PhrictionContent();
         $content->setSlug($slug);
         $content->setTitle($default_title);
     }
     $obj = new PhrictionDocumentEditor();
     $obj->document = $document;
     $obj->content = $content;
     return $obj;
 }
 private function renderChildren($slug)
 {
     $document_dao = new PhrictionDocument();
     $content_dao = new PhrictionContent();
     $conn = $document_dao->establishConnection('r');
     $limit = 50;
     $d_child = PhrictionDocument::getSlugDepth($slug) + 1;
     $d_grandchild = PhrictionDocument::getSlugDepth($slug) + 2;
     // Select children and grandchildren.
     $children = queryfx_all($conn, 'SELECT d.slug, d.depth, c.title FROM %T d JOIN %T c
     ON d.contentID = c.id
     WHERE d.slug LIKE %> AND d.depth IN (%d, %d)
       AND d.status = %d
     ORDER BY d.depth, c.title LIMIT %d', $document_dao->getTableName(), $content_dao->getTableName(), $slug == '/' ? '' : $slug, $d_child, $d_grandchild, PhrictionDocumentStatus::STATUS_EXISTS, $limit);
     if (!$children) {
         return;
     }
     // We're going to render in one of three modes to try to accommodate
     // different information scales:
     //
     //  - If we found fewer than $limit rows, we know we have all the children
     //    and grandchildren and there aren't all that many. We can just render
     //    everything.
     //  - If we found $limit rows but the results included some grandchildren,
     //    we just throw them out and render only the children, as we know we
     //    have them all.
     //  - If we found $limit rows and the results have no grandchildren, we
     //    have a ton of children. Render them and then let the user know that
     //    this is not an exhaustive list.
     if (count($children) == $limit) {
         $more_children = true;
         foreach ($children as $child) {
             if ($child['depth'] == $d_grandchild) {
                 $more_children = false;
             }
         }
         $show_grandchildren = false;
     } else {
         $show_grandchildren = true;
         $more_children = false;
     }
     $grandchildren = array();
     foreach ($children as $key => $child) {
         if ($child['depth'] == $d_child) {
             continue;
         } else {
             unset($children[$key]);
             if ($show_grandchildren) {
                 $ancestors = PhrictionDocument::getSlugAncestry($child['slug']);
                 $grandchildren[end($ancestors)][] = $child;
             }
         }
     }
     // Fill in any missing children.
     $known_slugs = ipull($children, null, 'slug');
     foreach ($grandchildren as $slug => $ignored) {
         if (empty($known_slugs[$slug])) {
             $children[] = array('slug' => $slug, 'depth' => $d_child, 'title' => PhrictionDocument::getDefaultSlugTitle($slug), 'empty' => true);
         }
     }
     $list = array();
     $list[] = '<ul>';
     foreach ($children as $child) {
         $list[] = $this->renderChildDocumentLink($child);
         $grand = idx($grandchildren, $child['slug'], array());
         if ($grand) {
             $list[] = '<ul>';
             foreach ($grand as $grandchild) {
                 $list[] = $this->renderChildDocumentLink($grandchild);
             }
             $list[] = '</ul>';
         }
     }
     if ($more_children) {
         $list[] = '<li>More...</li>';
     }
     $list[] = '</ul>';
     $list = implode("\n", $list);
     return '<div class="phriction-children">' . '<div class="phriction-children-header">Document Hierarchy</div>' . $list . '</div>';
 }
 public function processRequest()
 {
     $request = $this->getRequest();
     $user = $request->getUser();
     if ($this->id) {
         $document = id(new PhrictionDocument())->load($this->id);
         if (!$document) {
             return new Aphront404Response();
         }
         $revert = $request->getInt('revert');
         if ($revert) {
             $content = id(new PhrictionContent())->loadOneWhere('documentID = %d AND version = %d', $document->getID(), $revert);
             if (!$content) {
                 return new Aphront404Response();
             }
         } else {
             $content = id(new PhrictionContent())->load($document->getContentID());
         }
     } else {
         $slug = $request->getStr('slug');
         $slug = PhrictionDocument::normalizeSlug($slug);
         if (!$slug) {
             return new Aphront404Response();
         }
         $document = id(new PhrictionDocument())->loadOneWhere('slug = %s', $slug);
         if ($document) {
             $content = id(new PhrictionContent())->load($document->getContentID());
         } else {
             $document = new PhrictionDocument();
             $document->setSlug($slug);
             $content = new PhrictionContent();
             $content->setSlug($slug);
             $default_title = PhrictionDocument::getDefaultSlugTitle($slug);
             $content->setTitle($default_title);
         }
     }
     require_celerity_resource('phriction-document-css');
     $e_title = true;
     $errors = array();
     if ($request->isFormPost()) {
         $title = $request->getStr('title');
         if (!strlen($title)) {
             $e_title = 'Required';
             $errors[] = 'Document title is required.';
         } else {
             $e_title = null;
         }
         if (!count($errors)) {
             $editor = id(PhrictionDocumentEditor::newForSlug($document->getSlug()))->setUser($user)->setTitle($title)->setContent($request->getStr('content'))->setDescription($request->getStr('description'));
             $editor->save();
             $uri = PhrictionDocument::getSlugURI($document->getSlug());
             return id(new AphrontRedirectResponse())->setURI($uri);
         }
     }
     $error_view = null;
     if ($errors) {
         $error_view = id(new AphrontErrorView())->setTitle('Form Errors')->setErrors($errors);
     }
     if ($document->getID()) {
         $panel_header = 'Edit Phriction Document';
         $submit_button = 'Save Changes';
     } else {
         $panel_header = 'Create New Phriction Document';
         $submit_button = 'Create Document';
     }
     $uri = $document->getSlug();
     $uri = PhrictionDocument::getSlugURI($uri);
     $uri = PhabricatorEnv::getProductionURI($uri);
     $remarkup_reference = phutil_render_tag('a', array('href' => PhabricatorEnv::getDoclink('article/Remarkup_Reference.html')), 'Formatting Reference');
     $cancel_uri = PhrictionDocument::getSlugURI($document->getSlug());
     $form = id(new AphrontFormView())->setUser($user)->setAction($request->getRequestURI()->getPath())->addHiddenInput('slug', $document->getSlug())->appendChild(id(new AphrontFormTextControl())->setLabel('Title')->setValue($content->getTitle())->setError($e_title)->setName('title'))->appendChild(id(new AphrontFormTextControl())->setLabel('Description')->setValue($content->getDescription())->setError(null)->setName('description'))->appendChild(id(new AphrontFormStaticControl())->setLabel('URI')->setValue($uri))->appendChild(id(new AphrontFormTextAreaControl())->setLabel('Content')->setValue($content->getContent())->setHeight(AphrontFormTextAreaControl::HEIGHT_VERY_TALL)->setName('content')->setID('document-textarea')->setEnableDragAndDropFileUploads(true)->setCaption($remarkup_reference))->appendChild(id(new AphrontFormSubmitControl())->addCancelButton($cancel_uri)->setValue($submit_button));
     $panel = id(new AphrontPanelView())->setWidth(AphrontPanelView::WIDTH_WIDE)->setHeader($panel_header)->appendChild($form);
     $preview_panel = '<div class="aphront-panel-preview aphront-panel-preview-wide">
     <div class="phriction-document-preview-header">
       Document Preview
     </div>
     <div id="document-preview">
       <div class="aphront-panel-preview-loading-text">
         Loading preview...
       </div>
     </div>
   </div>';
     Javelin::initBehavior('phriction-document-preview', array('preview' => 'document-preview', 'textarea' => 'document-textarea', 'uri' => '/phriction/preview/'));
     return $this->buildStandardPageResponse(array($error_view, $panel, $preview_panel), array('title' => 'Edit Document'));
 }
 public function processRequest()
 {
     $request = $this->getRequest();
     $user = $request->getUser();
     $slug = $request->getStr('slug');
     $slug = PhrictionDocument::normalizeSlug($slug);
     if ($this->id) {
         $document = id(new PhrictionDocument())->load($this->id);
         if (!$document) {
             return new Aphront404Response();
         }
         $revert = $request->getInt('revert');
         if ($revert) {
             $content = id(new PhrictionContent())->loadOneWhere('documentID = %d AND version = %d', $document->getID(), $revert);
             if (!$content) {
                 return new Aphront404Response();
             }
         } else {
             $content = id(new PhrictionContent())->load($document->getContentID());
         }
     } else {
         if ($slug) {
             $document = id(new PhrictionDocument())->loadOneWhere('slug = %s', $slug);
             if ($document) {
                 $content = id(new PhrictionContent())->load($document->getContentID());
             } else {
                 $document = new PhrictionDocument();
                 $document->setSlug($slug);
                 $content = new PhrictionContent();
                 $content->setSlug($slug);
                 $default_title = PhrictionDocument::getDefaultSlugTitle($slug);
                 $content->setTitle($default_title);
             }
         } else {
             return new Aphront404Response();
         }
     }
     require_celerity_resource('phriction-document-css');
     $e_title = true;
     $errors = array();
     if ($request->isFormPost()) {
         $title = $request->getStr('title');
         if (!strlen($title)) {
             $e_title = 'Required';
             $errors[] = 'Document title is required.';
         } else {
             $e_title = null;
         }
         if (!count($errors)) {
             // TODO: This should all be transactional.
             $is_new = false;
             if (!$document->getID()) {
                 $is_new = true;
                 $document->save();
             }
             $new_content = new PhrictionContent();
             $new_content->setSlug($document->getSlug());
             $new_content->setTitle($title);
             $new_content->setDescription($request->getStr('description'));
             $new_content->setContent($request->getStr('content'));
             $new_content->setDocumentID($document->getID());
             $new_content->setVersion($content->getVersion() + 1);
             $new_content->setAuthorPHID($user->getPHID());
             $new_content->save();
             $document->setContentID($new_content->getID());
             $document->save();
             $document->attachContent($new_content);
             PhabricatorSearchPhrictionIndexer::indexDocument($document);
             id(new PhabricatorFeedStoryPublisher())->setRelatedPHIDs(array($document->getPHID(), $user->getPHID()))->setStoryAuthorPHID($user->getPHID())->setStoryTime(time())->setStoryType(PhabricatorFeedStoryTypeConstants::STORY_PHRICTION)->setStoryData(array('phid' => $document->getPHID(), 'action' => $is_new ? PhrictionActionConstants::ACTION_CREATE : PhrictionActionConstants::ACTION_EDIT, 'content' => phutil_utf8_shorten($new_content->getContent(), 140)))->publish();
             $uri = PhrictionDocument::getSlugURI($document->getSlug());
             return id(new AphrontRedirectResponse())->setURI($uri);
         }
     }
     $error_view = null;
     if ($errors) {
         $error_view = id(new AphrontErrorView())->setTitle('Form Errors')->setErrors($errors);
     }
     if ($document->getID()) {
         $panel_header = 'Edit Phriction Document';
         $submit_button = 'Save Changes';
     } else {
         $panel_header = 'Create New Phriction Document';
         $submit_button = 'Create Document';
     }
     $uri = $document->getSlug();
     $uri = PhrictionDocument::getSlugURI($uri);
     $uri = PhabricatorEnv::getProductionURI($uri);
     $remarkup_reference = phutil_render_tag('a', array('href' => PhabricatorEnv::getDoclink('article/Remarkup_Reference.html')), 'Formatting Reference');
     $cancel_uri = PhrictionDocument::getSlugURI($document->getSlug());
     $form = id(new AphrontFormView())->setUser($user)->setAction($request->getRequestURI()->getPath())->addHiddenInput('slug', $slug)->appendChild(id(new AphrontFormTextControl())->setLabel('Title')->setValue($content->getTitle())->setError($e_title)->setName('title'))->appendChild(id(new AphrontFormTextControl())->setLabel('Description')->setValue($content->getDescription())->setError(null)->setName('description'))->appendChild(id(new AphrontFormStaticControl())->setLabel('URI')->setValue($uri))->appendChild(id(new AphrontFormTextAreaControl())->setLabel('Content')->setValue($content->getContent())->setHeight(AphrontFormTextAreaControl::HEIGHT_VERY_TALL)->setName('content')->setID('document-textarea')->setCaption($remarkup_reference))->appendChild(id(new AphrontFormSubmitControl())->addCancelButton($cancel_uri)->setValue($submit_button));
     $panel = id(new AphrontPanelView())->setWidth(AphrontPanelView::WIDTH_WIDE)->setHeader($panel_header)->appendChild($form);
     $preview_panel = '<div class="aphront-panel-preview aphront-panel-preview-wide">
     <div class="phriction-document-preview-header">
       Document Preview
     </div>
     <div id="document-preview">
       <div class="aphront-panel-preview-loading-text">
         Loading preview...
       </div>
     </div>
   </div>';
     Javelin::initBehavior('phriction-document-preview', array('preview' => 'document-preview', 'textarea' => 'document-textarea', 'uri' => '/phriction/preview/'));
     return $this->buildStandardPageResponse(array($error_view, $panel, $preview_panel), array('title' => 'Edit Document'));
 }