slug = $data['slug'];
}
public function processRequest() {
$request = $this->getRequest();
$user = $request->getUser();
$slug = PhabricatorSlug::normalize($this->slug);
if ($slug != $this->slug) {
$uri = PhrictionDocument::getSlugURI($slug);
// Canonicalize pages to their one true URI.
return id(new AphrontRedirectResponse())->setURI($uri);
}
require_celerity_resource('phriction-document-css');
$document = id(new PhrictionDocument())->loadOneWhere(
'slug = %s',
$slug);
$version_note = null;
if (!$document) {
$document = new PhrictionDocument();
if (PhrictionDocument::isProjectSlug($slug)) {
$project = id(new PhabricatorProject())->loadOneWhere(
'phrictionSlug = %s',
PhrictionDocument::getProjectSlugIdentifier($slug));
if (!$project) {
return new Aphront404Response();
}
}
$create_uri = '/phriction/edit/?slug='.$slug;
$page_content = hsprintf(
''.
'
No content here!'.
'No document found at
%s. '.
'You can
create a new document.'.
'
This document is about the project %s.',
$handles[$project_phid]->renderLink());
}
$index_link = phutil_tag(
'a',
array(
'href' => '/phriction/',
),
pht('Document Index'));
$byline = hsprintf(
'Last updated %s by %s.%s
',
$when,
$handles[$content->getAuthorPHID()]->renderLink(),
$project_info);
$doc_status = $document->getStatus();
if ($doc_status == PhrictionDocumentStatus::STATUS_EXISTS) {
$core_content = $content->renderContent($user);
} else if ($doc_status == PhrictionDocumentStatus::STATUS_DELETED) {
$notice = new AphrontErrorView();
$notice->setSeverity(AphrontErrorView::SEVERITY_NOTICE);
$notice->setTitle('Document Deleted');
$notice->appendChild(
pht('This document has been deleted. You can edit it to put new '.
'content here, or use history to revert to an earlier version.'));
$core_content = $notice->render();
} else if ($doc_status == PhrictionDocumentStatus::STATUS_STUB) {
$notice = new AphrontErrorView();
$notice->setSeverity(AphrontErrorView::SEVERITY_NOTICE);
$notice->setTitle('Empty Document');
$notice->appendChild(
pht('This document is empty. You can edit it to put some proper '.
'content here.'));
$core_content = $notice->render();
} else {
throw new Exception("Unknown document status '{$doc_status}'!");
}
$page_content = hsprintf(
'%s%s%s
',
$index_link,
$byline,
$core_content);
}
if ($version_note) {
$version_note = $version_note->render();
}
$children = $this->renderDocumentChildren($slug);
$crumbs = $this->buildApplicationCrumbs();
$crumb_views = $this->renderBreadcrumbs($slug);
foreach ($crumb_views as $view) {
$crumbs->addCrumb($view);
}
$actions = $this->buildActionView($user, $document);
$header = id(new PhabricatorHeaderView())
->setHeader($page_title);
return $this->buildApplicationPage(
array(
$crumbs->render(),
$header->render(),
$actions->render(),
$version_note,
$page_content,
$children,
),
array(
'title' => $page_title,
'device' => true,
));
}
private function buildActionView(
PhabricatorUser $user,
PhrictionDocument $document) {
$can_edit = PhabricatorPolicyFilter::hasCapability(
$user,
$document,
PhabricatorPolicyCapability::CAN_EDIT);
$slug = PhabricatorSlug::normalize($this->slug);
$action_view = id(new PhabricatorActionListView())
->setUser($user)
->setObject($document);
if (!$document->getID()) {
return $action_view->addAction(
id(new PhabricatorActionView())
->setName(pht('Create this document'))
->setIcon('create')
->setHref('/phriction/edit/?slug='.$slug));
}
$action_view->addAction(
id(new PhabricatorActionView())
->setName(pht('Edit Document'))
->setIcon('edit')
->setHref('/phriction/edit/'.$document->getID().'/'));
if ($document->getStatus() == PhrictionDocumentStatus::STATUS_EXISTS) {
$action_view->addAction(
id(new PhabricatorActionView())
->setName(pht('Delete Document'))
->setIcon('delete')
->setHref('/phriction/delete/'.$document->getID().'/')
->setWorkflow(true));
}
return
$action_view->addAction(
id(new PhabricatorActionView())
->setName(pht('View History'))
->setIcon('history')
->setHref(PhrictionDocument::getSlugURI($slug, 'history')));
}
private function renderDocumentChildren($slug) {
$document_dao = new PhrictionDocument();
$content_dao = new PhrictionContent();
$conn = $document_dao->establishConnection('r');
$limit = 50;
$d_child = PhabricatorSlug::getDepth($slug) + 1;
$d_grandchild = PhabricatorSlug::getDepth($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 IN (%Ld)
ORDER BY d.depth, c.title LIMIT %d',
$document_dao->getTableName(),
$content_dao->getTableName(),
($slug == '/' ? '' : $slug),
$d_child,
$d_grandchild,
array(
PhrictionDocumentStatus::STATUS_EXISTS,
PhrictionDocumentStatus::STATUS_STUB,
),
$limit);
if (!$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) {
$ancestors = PhabricatorSlug::getAncestry($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' => $d_child,
'title' => PhabricatorSlug::getDefaultTitle($slug),
'empty' => true,
);
}
}
$children = isort($children, 'title');
$list = array();
foreach ($children as $child) {
$list[] = hsprintf('');
$list[] = $this->renderChildDocumentLink($child);
$grand = idx($grandchildren, $child['slug'], array());
if ($grand) {
$list[] = hsprintf('');
foreach ($grand as $grandchild) {
$list[] = hsprintf('- ');
$list[] = $this->renderChildDocumentLink($grandchild);
$list[] = hsprintf('
');
}
$list[] = hsprintf('
');
}
$list[] = hsprintf('');
}
if ($more_children) {
$list[] = phutil_tag('li', array(), pht('More...'));
}
return hsprintf(
''.
''.
'%s'.
'
',
pht('Document Hierarchy'),
phutil_tag('ul', array(), $list));
}
private function renderChildDocumentLink(array $info) {
$title = nonempty($info['title'], pht('(Untitled Document)'));
$item = phutil_tag(
'a',
array(
'href' => PhrictionDocument::getSlugURI($info['slug']),
),
$title);
if (isset($info['empty'])) {
$item = phutil_tag('em', array(), $item);
}
return $item;
}
}