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PhrictionDocumentController.php
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			<?php

			final class PhrictionDocumentController
			extends PhrictionController {

			private $slug;

			public function shouldAllowPublic() {
			return true;
			}

			public function willProcessRequest(array $data) {
			$this->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');

			$document = id(new PhrictionDocumentQuery())
			->setViewer($user)
			->withSlugs(array($slug))
			->executeOne();

			$version_note = null;
			$core_content = '';
			$move_notice = '';
			$properties = null;

			if (!$document) {

			$document = PhrictionDocument::initializeNewDocument($user, $slug);

			$create_uri = '/phriction/edit/?slug='.$slug;

			$notice = new PHUIInfoView();
			$notice->setSeverity(PHUIInfoView::SEVERITY_NODATA);
			$notice->setTitle(pht('No content here!'));
			$notice->appendChild(
			pht(
			'No document found at %s. You can <strong>'.
			'<a href="%s">create a new document here</a></strong>.',
			phutil_tag('tt', array(), $slug),
			$create_uri));
			$core_content = $notice;

			$page_title = pht('Page Not Found');
			} else {
			$version = $request->getInt('v');
			if ($version) {
			$content = id(new PhrictionContent())->loadOneWhere(
			'documentID = %d AND version = %d',
			$document->getID(),
			$version);
			if (!$content) {
			return new Aphront404Response();
			}

			if ($content->getID() != $document->getContentID()) {
			$vdate = phabricator_datetime($content->getDateCreated(), $user);
			$version_note = new PHUIInfoView();
			$version_note->setSeverity(PHUIInfoView::SEVERITY_NOTICE);
			$version_note->appendChild(
			pht('You are viewing an older version of this document, as it '.
			'appeared on %s.', $vdate));
			}
			} else {
			$content = id(new PhrictionContent())->load($document->getContentID());
			}
			$page_title = $content->getTitle();

			$properties = $this
			->buildPropertyListView($document, $content, $slug);

			$doc_status = $document->getStatus();
			$current_status = $content->getChangeType();
			if ($current_status == PhrictionChangeType::CHANGE_EDIT \|\|
			$current_status == PhrictionChangeType::CHANGE_MOVE_HERE) {

			$core_content = $content->renderContent($user);
			} else if ($current_status == PhrictionChangeType::CHANGE_DELETE) {
			$notice = new PHUIInfoView();
			$notice->setSeverity(PHUIInfoView::SEVERITY_NOTICE);
			$notice->setTitle(pht('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 = $notice->render();
			} else if ($current_status == PhrictionChangeType::CHANGE_STUB) {
			$notice = new PHUIInfoView();
			$notice->setSeverity(PHUIInfoView::SEVERITY_NOTICE);
			$notice->setTitle(pht('Empty Document'));
			$notice->appendChild(
			pht('This document is empty. You can edit it to put some proper '.
			'content here.'));
			$core_content = $notice->render();
			} else if ($current_status == PhrictionChangeType::CHANGE_MOVE_AWAY) {
			$new_doc_id = $content->getChangeRef();

			$slug_uri = null;

			// If the new document exists and the viewer can see it, provide a link
			// to it. Otherwise, render a generic message.
			$new_docs = id(new PhrictionDocumentQuery())
			->setViewer($user)
			->withIDs(array($new_doc_id))
			->execute();
			if ($new_docs) {
			$new_doc = head($new_docs);
			$slug_uri = PhrictionDocument::getSlugURI($new_doc->getSlug());
			}

			$notice = id(new PHUIInfoView())
			->setSeverity(PHUIInfoView::SEVERITY_NOTICE);

			if ($slug_uri) {
			$notice->appendChild(
			phutil_tag(
			'p',
			array(),
			pht(
			'This document has been moved to %s. You can edit it to put '.
			'new content here, or use history to revert to an earlier '.
			'version.',
			phutil_tag('a', array('href' => $slug_uri), $slug_uri))));
			} else {
			$notice->appendChild(
			phutil_tag(
			'p',
			array(),
			pht(
			'This document has been moved. You can edit it to put new '.
			'contne here, or use history to revert to an earlier '.
			'version.')));
			}

			$core_content = $notice->render();
			} else {
			throw new Exception("Unknown document status '{$doc_status}'!");
			}

			$move_notice = null;
			if ($current_status == PhrictionChangeType::CHANGE_MOVE_HERE) {
			$from_doc_id = $content->getChangeRef();

			$slug_uri = null;

			// If the old document exists and is visible, provide a link to it.
			$from_docs = id(new PhrictionDocumentQuery())
			->setViewer($user)
			->withIDs(array($from_doc_id))
			->execute();
			if ($from_docs) {
			$from_doc = head($from_docs);
			$slug_uri = PhrictionDocument::getSlugURI($from_doc->getSlug());
			}

			$move_notice = id(new PHUIInfoView())
			->setSeverity(PHUIInfoView::SEVERITY_NOTICE);

			if ($slug_uri) {
			$move_notice->appendChild(
			pht(
			'This document was moved from %s.',
			phutil_tag('a', array('href' => $slug_uri), $slug_uri)));
			} else {
			// Render this for consistency, even though it's a bit silly.
			$move_notice->appendChild(
			pht('This document was moved from elsewhere.'));
			}
			}
			}

			$children = $this->renderDocumentChildren($slug);

			$actions = $this->buildActionView($user, $document);

			$crumbs = $this->buildApplicationCrumbs();
			$crumbs->setBorder(true);
			$crumb_views = $this->renderBreadcrumbs($slug);
			foreach ($crumb_views as $view) {
			$crumbs->addCrumb($view);
			}

			$header = id(new PHUIHeaderView())
			->setUser($user)
			->setPolicyObject($document)
			->setHeader($page_title);

			$prop_list = null;
			if ($properties) {
			$prop_list = new PHUIPropertyGroupView();
			$prop_list->addPropertyList($properties);
			}
			$action_id = celerity_generate_unique_node_id();
			$actions->setID($action_id);

			$page_content = id(new PHUIDocumentView())
			->setOffset(true)
			->setFontKit(PHUIDocumentView::FONT_SOURCE_SANS)
			->setHeader($header)
			->setActionListID($action_id)
			->appendChild(
			array(
			$actions,
			$prop_list,
			$version_note,
			$move_notice,
			$core_content,
			));

			$core_page = phutil_tag(
			'div',
			array(
			'class' => 'phriction-offset',
			),
			array(
			$page_content,
			$children,
			));

			return $this->buildApplicationPage(
			array(
			$crumbs->render(),
			$core_page,
			),
			array(
			'pageObjects' => array($document->getPHID()),
			'title' => $page_title,
			));

			}

			private function buildPropertyListView(
			PhrictionDocument $document,
			PhrictionContent $content,
			$slug) {

			$viewer = $this->getRequest()->getUser();
			$view = id(new PHUIPropertyListView())
			->setUser($viewer)
			->setObject($document);

			$phids = array($content->getAuthorPHID());

			$this->loadHandles($phids);

			$view->addProperty(
			pht('Last Author'),
			$this->getHandle($content->getAuthorPHID())->renderLink());

			$age = time() - $content->getDateCreated();
			$age = floor($age / (60 * 60 * 24));
			if ($age < 1) {
			$when = pht('Today');
			} else if ($age == 1) {
			$when = pht('Yesterday');
			} else {
			$when = pht('%d Days Ago', $age);
			}
			$view->addProperty(pht('Last Updated'), $when);

			return $view;
			}

			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)
			->setObjectURI($this->getRequest()->getRequestURI())
			->setObject($document);

			if (!$document->getID()) {
			return $action_view->addAction(
			id(new PhabricatorActionView())
			->setName(pht('Create This Document'))
			->setIcon('fa-plus-square')
			->setHref('/phriction/edit/?slug='.$slug));
			}

			$action_view->addAction(
			id(new PhabricatorActionView())
			->setName(pht('Edit Document'))
			->setIcon('fa-pencil')
			->setHref('/phriction/edit/'.$document->getID().'/'));

			if ($document->getStatus() == PhrictionDocumentStatus::STATUS_EXISTS) {
			$action_view->addAction(
			id(new PhabricatorActionView())
			->setName(pht('Move Document'))
			->setIcon('fa-arrows')
			->setHref('/phriction/move/'.$document->getID().'/')
			->setWorkflow(true));

			$action_view->addAction(
			id(new PhabricatorActionView())
			->setName(pht('Delete Document'))
			->setIcon('fa-times')
			->setHref('/phriction/delete/'.$document->getID().'/')
			->setWorkflow(true));
			}

			return
			$action_view->addAction(
			id(new PhabricatorActionView())
			->setName(pht('View History'))
			->setIcon('fa-list')
			->setHref(PhrictionDocument::getSlugURI($slug, 'history')));
			}

			private function renderDocumentChildren($slug) {

			$d_child = PhabricatorSlug::getDepth($slug) + 1;
			$d_grandchild = PhabricatorSlug::getDepth($slug) + 2;
			$limit = 250;

			$query = id(new PhrictionDocumentQuery())
			->setViewer($this->getRequest()->getUser())
			->withDepths(array($d_child, $d_grandchild))
			->withSlugPrefix($slug == '/' ? '' : $slug)
			->withStatuses(array(
			PhrictionDocumentStatus::STATUS_EXISTS,
			PhrictionDocumentStatus::STATUS_STUB,
			))
			->setLimit($limit)
			->setOrder(PhrictionDocumentQuery::ORDER_HIERARCHY)
			->needContent(true);

			$children = $query->execute();
			if (!$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->getDepth() == $d_grandchild) {
			$more_children = false;
			}
			}
			$show_grandchildren = false;
			} else {
			$show_grandchildren = true;
			$more_children = false;
			}

			$children_dicts = array();
			$grandchildren_dicts = array();
			foreach ($children as $key => $child) {
			$child_dict = array(
			'slug' => $child->getSlug(),
			'depth' => $child->getDepth(),
			'title' => $child->getContent()->getTitle(),);
			if ($child->getDepth() == $d_child) {
			$children_dicts[] = $child_dict;
			continue;
			} else {
			unset($children[$key]);
			if ($show_grandchildren) {
			$ancestors = PhabricatorSlug::getAncestry($child->getSlug());
			$grandchildren_dicts[end($ancestors)][] = $child_dict;
			}
			}
			}

			// Fill in any missing children.
			$known_slugs = mpull($children, null, 'getSlug');
			foreach ($grandchildren_dicts as $slug => $ignored) {
			if (empty($known_slugs[$slug])) {
			$children_dicts[] = array(
			'slug' => $slug,
			'depth' => $d_child,
			'title' => PhabricatorSlug::getDefaultTitle($slug),
			'empty' => true,
			);
			}
			}

			$children_dicts = isort($children_dicts, 'title');

			$list = array();
			foreach ($children_dicts as $child) {
			$list[] = hsprintf('<li>');
			$list[] = $this->renderChildDocumentLink($child);
			$grand = idx($grandchildren_dicts, $child['slug'], array());
			if ($grand) {
			$list[] = hsprintf('<ul>');
			foreach ($grand as $grandchild) {
			$list[] = hsprintf('<li>');
			$list[] = $this->renderChildDocumentLink($grandchild);
			$list[] = hsprintf('</li>');
			}
			$list[] = hsprintf('</ul>');
			}
			$list[] = hsprintf('</li>');
			}
			if ($more_children) {
			$list[] = phutil_tag('li', array(), pht('More...'));
			}

			$content = array(
			phutil_tag(
			'div',
			array(
			'class' => 'phriction-children-header '.
			'sprite-gradient gradient-lightblue-header',
			),
			pht('Document Hierarchy')),
			phutil_tag(
			'div',
			array(
			'class' => 'phriction-children',
			),
			phutil_tag('ul', array(), $list)),
			);

			return id(new PHUIDocumentView())
			->setOffset(true)
			->appendChild($content);
			}

			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;
			}

			protected function getDocumentSlug() {
			return $this->slug;
			}

			}

phab/src/applications/phriction/controller/PhrictionDocumentController.phpc038c643f498feature/testing

PhrictionDocumentController.phpView Options

phab/src/applications/phriction/controller/PhrictionDocumentController.php
c038c643f498feature/testing

PhrictionDocumentController.php
View Options