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PhrictionDocumentController.php
20ee3003b578production

PhrictionDocumentController.php
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			<?php

			/**
			* @group phriction
			*/
			final class PhrictionDocumentController
			extends PhrictionController {

			private $slug;

			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 PhrictionDocument())->loadOneWhere(
			'slug = %s',
			$slug);

			$breadcrumbs = $this->renderBreadcrumbs($slug);
			$version_note = null;

			if (!$document) {

			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;
			$create_sentence =
			'You can <strong>'.
			phutil_render_tag(
			'a',
			array(
			'href' => $create_uri,
			),
			'create a new document').
			'</strong>.';
			$button = phutil_render_tag(
			'a',
			array(
			'href' => $create_uri,
			'class' => 'green button',
			),
			'Create Page');

			$page_content =
			'<div class="phriction-content">'.
			'<em>No content here!</em><br />'.
			'No document found at <tt>'.phutil_escape_html($slug).'</tt>. '.
			$create_sentence.
			'</div>';
			$page_title = 'Page Not Found';
			$buttons = $button;
			} 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()) {
			$version_note = new AphrontErrorView();
			$version_note->setSeverity(AphrontErrorView::SEVERITY_NOTICE);
			$version_note->setTitle('Older Version');
			$version_note->appendChild(
			'You are viewing an older version of this document, as it '.
			'appeared on '.
			phabricator_datetime($content->getDateCreated(), $user).'.');
			}
			} else {
			$content = id(new PhrictionContent())->load($document->getContentID());
			}
			$page_title = $content->getTitle();

			$project_phid = null;
			if (PhrictionDocument::isProjectSlug($slug)) {
			$project = id(new PhabricatorProject())->loadOneWhere(
			'phrictionSlug = %s',
			PhrictionDocument::getProjectSlugIdentifier($slug));
			if ($project) {
			$project_phid = $project->getPHID();
			}
			}

			$phids = array_filter(
			array(
			$content->getAuthorPHID(),
			$project_phid,
			));
			$handles = $this->loadViewerHandles($phids);

			$age = time() - $content->getDateCreated();
			$age = floor($age / (60 * 60 * 24));

			if ($age < 1) {
			$when = 'today';
			} else if ($age == 1) {
			$when = 'yesterday';
			} else {
			$when = "{$age} days ago";
			}


			$project_info = null;
			if ($project_phid) {
			$project_info =
			'<br />This document is about the project '.
			$handles[$project_phid]->renderLink().'.';
			}



			$byline =
			'<div class="phriction-byline">'.
			"Last updated {$when} by ".
			$handles[$content->getAuthorPHID()]->renderLink().'.'.
			$project_info.
			'</div>';


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

			$page_content =
			'<div class="phriction-content">'.
			$byline.
			$core_content.
			'</div>';

			$create_button = javelin_render_tag(
			'a',
			array(
			'href' => '/phriction/new/',
			'class' => 'button green',
			'sigil' => 'workflow',
			),
			pht('New Document'));
			$edit_button = phutil_render_tag(
			'a',
			array(
			'href' => '/phriction/edit/'.$document->getID().'/',
			'class' => 'button',
			),
			pht('Edit Document'));
			$history_button = phutil_render_tag(
			'a',
			array(
			'href' => PhrictionDocument::getSlugURI($slug, 'history'),
			'class' => 'button grey',
			),
			pht('View History'));
			// these float right so history_button which is right most goes first
			$buttons = $history_button.$edit_button.$create_button;
			}

			if ($version_note) {
			$version_note = $version_note->render();
			}

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

			$page =
			'<div class="phriction-header">'.
			$buttons.
			'<h1>'.phutil_escape_html($page_title).'</h1>'.
			$breadcrumbs.
			'</div>'.
			$version_note.
			$page_content.
			$children;

			return $this->buildStandardPageResponse(
			$page,
			array(
			'title' => 'Phriction - '.$page_title,
			));

			}

			private function renderBreadcrumbs($slug) {

			$ancestor_handles = array();
			$ancestral_slugs = PhabricatorSlug::getAncestry($slug);
			$ancestral_slugs[] = $slug;
			if ($ancestral_slugs) {
			$empty_slugs = array_fill_keys($ancestral_slugs, null);
			$ancestors = id(new PhrictionDocument())->loadAllWhere(
			'slug IN (%Ls)',
			$ancestral_slugs);
			$ancestors = mpull($ancestors, null, 'getSlug');

			$ancestor_phids = mpull($ancestors, 'getPHID');
			$handles = array();
			if ($ancestor_phids) {
			$handles = $this->loadViewerHandles($ancestor_phids);
			}

			$ancestor_handles = array();
			foreach ($ancestral_slugs as $slug) {
			if (isset($ancestors[$slug])) {
			$ancestor_handles[] = $handles[$ancestors[$slug]->getPHID()];
			} else {
			$handle = new PhabricatorObjectHandle();
			$handle->setName(PhabricatorSlug::getDefaultTitle($slug));
			$handle->setURI(PhrictionDocument::getSlugURI($slug));
			$ancestor_handles[] = $handle;
			}
			}
			}

			$breadcrumbs = array();
			foreach ($ancestor_handles as $ancestor_handle) {
			$breadcrumbs[] = $ancestor_handle->renderLink();
			}

			$list = phutil_render_tag(
			'a',
			array(
			'href' => '/phriction/',
			),
			'Document Index');

			return
			'<div class="phriction-breadcrumbs">'.
			$list.' · '.
			'<span class="phriction-document-crumbs">'.
			implode(" \xC2\xBB ", $breadcrumbs).
			'</span>'.
			'</div>';
			}

			private function renderChildren($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 = %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) {
			$ancestors = PhabricatorSlug::getAncestry($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();
			$list[] = '<ul>';
			foreach ($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>';
			}

			private function renderChildDocumentLink(array $info) {
			$title = nonempty($info['title'], '(Untitled Document)');
			$item = phutil_render_tag(
			'a',
			array(
			'href' => PhrictionDocument::getSlugURI($info['slug']),
			),
			phutil_escape_html($title));

			if (isset($info['empty'])) {
			$item = '<em>'.$item.'</em>';
			}

			return '<li>'.$item.'</li>';
			}

			}

phab/src/applications/phriction/controller/PhrictionDocumentController.php20ee3003b578production

PhrictionDocumentController.phpView Options

phab/src/applications/phriction/controller/PhrictionDocumentController.php
20ee3003b578production

PhrictionDocumentController.php
View Options