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better-testing

DivinerAtomController.php
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			<?php

			final class DivinerAtomController extends DivinerController {

			private $bookName;
			private $atomType;
			private $atomName;
			private $atomContext;
			private $atomIndex;

			public function shouldAllowPublic() {
			return true;
			}

			public function willProcessRequest(array $data) {
			$this->bookName = $data['book'];
			$this->atomType = $data['type'];
			$this->atomName = $data['name'];
			$this->atomContext = nonempty(idx($data, 'context'), null);
			$this->atomIndex = nonempty(idx($data, 'index'), null);
			}

			public function processRequest() {
			$request = $this->getRequest();
			$viewer = $request->getUser();

			require_celerity_resource('diviner-shared-css');

			$book = id(new DivinerBookQuery())
			->setViewer($viewer)
			->withNames(array($this->bookName))
			->executeOne();

			if (!$book) {
			return new Aphront404Response();
			}

			// TODO: This query won't load ghosts, because they'll fail `needAtoms()`.
			// Instead, we might want to load ghosts and render a message like
			// "this thing existed in an older version, but no longer does", especially
			// if we add content like comments.

			$symbol = id(new DivinerAtomQuery())
			->setViewer($viewer)
			->withBookPHIDs(array($book->getPHID()))
			->withTypes(array($this->atomType))
			->withNames(array($this->atomName))
			->withContexts(array($this->atomContext))
			->withIndexes(array($this->atomIndex))
			->needAtoms(true)
			->needExtends(true)
			->needChildren(true)
			->executeOne();

			if (!$symbol) {
			return new Aphront404Response();
			}

			$atom = $symbol->getAtom();
			$crumbs = $this->buildApplicationCrumbs();
			$crumbs->setBorder(true);

			$crumbs->addTextCrumb(
			$book->getShortTitle(),
			'/book/'.$book->getName().'/');

			$atom_short_title = $atom->getDocblockMetaValue(
			'short',
			$symbol->getTitle());

			$crumbs->addTextCrumb($atom_short_title);

			$header = id(new PHUIHeaderView())
			->setHeader($this->renderFullSignature($symbol))
			->addTag(
			id(new PHUITagView())
			->setType(PHUITagView::TYPE_STATE)
			->setBackgroundColor(PHUITagView::COLOR_BLUE)
			->setName(DivinerAtom::getAtomTypeNameString($atom->getType())));

			$properties = id(new PHUIPropertyListView());

			$group = $atom->getProperty('group');
			if ($group) {
			$group_name = $book->getGroupName($group);
			} else {
			$group_name = null;
			}

			$this->buildDefined($properties, $symbol);
			$this->buildExtendsAndImplements($properties, $symbol);

			$warnings = $atom->getWarnings();
			if ($warnings) {
			$warnings = id(new PHUIInfoView())
			->setErrors($warnings)
			->setTitle(pht('Documentation Warnings'))
			->setSeverity(PHUIInfoView::SEVERITY_WARNING);
			}

			$methods = $this->composeMethods($symbol);

			$field = 'default';
			$engine = id(new PhabricatorMarkupEngine())
			->setViewer($viewer)
			->addObject($symbol, $field);
			foreach ($methods as $method) {
			foreach ($method['atoms'] as $matom) {
			$engine->addObject($matom, $field);
			}
			}
			$engine->process();

			$content = $this->renderDocumentationText($symbol, $engine);

			$toc = $engine->getEngineMetadata(
			$symbol,
			$field,
			PhutilRemarkupHeaderBlockRule::KEY_HEADER_TOC,
			array());

			$document = id(new PHUIDocumentView())
			->setBook($book->getTitle(), $group_name)
			->setHeader($header)
			->addClass('diviner-view')
			->setFontKit(PHUIDocumentView::FONT_SOURCE_SANS)
			->appendChild($properties)
			->appendChild($warnings)
			->appendChild($content);

			$document->appendChild($this->buildParametersAndReturn(array($symbol)));

			if ($methods) {
			$tasks = $this->composeTasks($symbol);

			if ($tasks) {
			$methods_by_task = igroup($methods, 'task');

			// Add phantom tasks for methods which have a "@task" name that isn't
			// documented anywhere, or methods that have no "@task" name.
			foreach ($methods_by_task as $task => $ignored) {
			if (empty($tasks[$task])) {
			$tasks[$task] = array(
			'name' => $task,
			'title' => $task ? $task : pht('Other Methods'),
			'defined' => $symbol,
			);
			}
			}

			$section = id(new DivinerSectionView())
			->setHeader(pht('Tasks'));

			foreach ($tasks as $spec) {
			$section->addContent(
			id(new PHUIHeaderView())
			->setNoBackground(true)
			->setHeader($spec['title']));

			$task_methods = idx($methods_by_task, $spec['name'], array());
			$inner_box = id(new PHUIBoxView())
			->addPadding(PHUI::PADDING_LARGE_LEFT)
			->addPadding(PHUI::PADDING_LARGE_RIGHT)
			->addPadding(PHUI::PADDING_LARGE_BOTTOM);

			$box_content = array();
			if ($task_methods) {
			$list_items = array();
			foreach ($task_methods as $task_method) {
			$atom = last($task_method['atoms']);

			$item = $this->renderFullSignature($atom, true);

			if (strlen($atom->getSummary())) {
			$item = array(
			$item,
			" \xE2\x80\x94 ",
			$atom->getSummary(),
			);
			}

			$list_items[] = phutil_tag('li', array(), $item);
			}

			$box_content[] = phutil_tag(
			'ul',
			array(
			'class' => 'diviner-list',
			),
			$list_items);
			} else {
			$no_methods = pht('No methods for this task.');
			$box_content = phutil_tag('em', array(), $no_methods);
			}

			$inner_box->appendChild($box_content);
			$section->addContent($inner_box);
			}
			$document->appendChild($section);
			}

			$section = id(new DivinerSectionView())
			->setHeader(pht('Methods'));

			foreach ($methods as $spec) {
			$matom = last($spec['atoms']);
			$method_header = id(new PHUIHeaderView())
			->setNoBackground(true);

			$inherited = $spec['inherited'];
			if ($inherited) {
			$method_header->addTag(
			id(new PHUITagView())
			->setType(PHUITagView::TYPE_STATE)
			->setBackgroundColor(PHUITagView::COLOR_GREY)
			->setName(pht('Inherited')));
			}

			$method_header->setHeader($this->renderFullSignature($matom));

			$section->addContent(
			array(
			$method_header,
			$this->renderMethodDocumentationText($symbol, $spec, $engine),
			$this->buildParametersAndReturn($spec['atoms']),
			));
			}
			$document->appendChild($section);
			}

			if ($toc) {
			$side = new PHUIListView();
			$side->addMenuItem(
			id(new PHUIListItemView())
			->setName(pht('Contents'))
			->setType(PHUIListItemView::TYPE_LABEL));
			foreach ($toc as $key => $entry) {
			$side->addMenuItem(
			id(new PHUIListItemView())
			->setName($entry[1])
			->setHref('#'.$key));
			}

			$document->setSideNav($side, PHUIDocumentView::NAV_TOP);
			}

			return $this->buildApplicationPage(
			array(
			$crumbs,
			$document,
			),
			array(
			'title' => $symbol->getTitle(),
			));
			}

			private function buildExtendsAndImplements(
			PHUIPropertyListView $view,
			DivinerLiveSymbol $symbol) {

			$lineage = $this->getExtendsLineage($symbol);
			if ($lineage) {
			$tags = array();
			foreach ($lineage as $item) {
			$tags[] = $this->renderAtomTag($item);
			}

			$caret = phutil_tag('span', array('class' => 'caret-right msl msr'));
			$tags = phutil_implode_html($caret, $tags);
			$view->addProperty(pht('Extends'), $tags);
			}

			$implements = $this->getImplementsLineage($symbol);
			if ($implements) {
			$items = array();
			foreach ($implements as $spec) {
			$via = $spec['via'];
			$iface = $spec['interface'];
			if ($via == $symbol) {
			$items[] = $this->renderAtomTag($iface);
			} else {
			$items[] = array(
			$this->renderAtomTag($iface),
			" \xE2\x97\x80 ",
			$this->renderAtomTag($via),
			);
			}
			}

			$view->addProperty(
			pht('Implements'),
			phutil_implode_html(phutil_tag('br'), $items));
			}

			}

			private function renderAtomTag(DivinerLiveSymbol $symbol) {
			return id(new PHUITagView())
			->setType(PHUITagView::TYPE_OBJECT)
			->setName($symbol->getName())
			->setHref($symbol->getURI());
			}

			private function getExtendsLineage(DivinerLiveSymbol $symbol) {
			foreach ($symbol->getExtends() as $extends) {
			if ($extends->getType() == 'class') {
			$lineage = $this->getExtendsLineage($extends);
			$lineage[] = $extends;
			return $lineage;
			}
			}
			return array();
			}

			private function getImplementsLineage(DivinerLiveSymbol $symbol) {
			$implements = array();

			// Do these first so we get interfaces ordered from most to least specific.
			foreach ($symbol->getExtends() as $extends) {
			if ($extends->getType() == 'interface') {
			$implements[$extends->getName()] = array(
			'interface' => $extends,
			'via' => $symbol,
			);
			}
			}

			// Now do parent interfaces.
			foreach ($symbol->getExtends() as $extends) {
			if ($extends->getType() == 'class') {
			$implements += $this->getImplementsLineage($extends);
			}
			}

			return $implements;
			}

			private function buildDefined(
			PHUIPropertyListView $view,
			DivinerLiveSymbol $symbol) {

			$atom = $symbol->getAtom();
			$defined = $atom->getFile().':'.$atom->getLine();

			$link = $symbol->getBook()->getConfig('uri.source');
			if ($link) {
			$link = strtr(
			$link,
			array(
			'%%' => '%',
			'%f' => phutil_escape_uri($atom->getFile()),
			'%l' => phutil_escape_uri($atom->getLine()),
			));
			$defined = phutil_tag(
			'a',
			array(
			'href' => $link,
			'target' => '_blank',
			),
			$defined);
			}

			$view->addProperty(pht('Defined'), $defined);
			}

			private function composeMethods(DivinerLiveSymbol $symbol) {
			$methods = $this->findMethods($symbol);
			if (!$methods) {
			return $methods;
			}

			foreach ($methods as $name => $method) {
			// Check for "@task" on each parent, to find the most recently declared
			// "@task".
			$task = null;
			foreach ($method['atoms'] as $key => $method_symbol) {
			$atom = $method_symbol->getAtom();
			if ($atom->getDocblockMetaValue('task')) {
			$task = $atom->getDocblockMetaValue('task');
			}
			}
			$methods[$name]['task'] = $task;

			// Set 'inherited' if this atom has no implementation of the method.
			if (last($method['implementations']) !== $symbol) {
			$methods[$name]['inherited'] = true;
			} else {
			$methods[$name]['inherited'] = false;
			}
			}

			return $methods;
			}

			private function findMethods(DivinerLiveSymbol $symbol) {
			$child_specs = array();
			foreach ($symbol->getExtends() as $extends) {
			if ($extends->getType() == DivinerAtom::TYPE_CLASS) {
			$child_specs = $this->findMethods($extends);
			}
			}

			foreach ($symbol->getChildren() as $child) {
			if ($child->getType() == DivinerAtom::TYPE_METHOD) {
			$name = $child->getName();
			if (isset($child_specs[$name])) {
			$child_specs[$name]['atoms'][] = $child;
			$child_specs[$name]['implementations'][] = $symbol;
			} else {
			$child_specs[$name] = array(
			'atoms' => array($child),
			'defined' => $symbol,
			'implementations' => array($symbol),
			);
			}
			}
			}

			return $child_specs;
			}

			private function composeTasks(DivinerLiveSymbol $symbol) {
			$extends_task_specs = array();
			foreach ($symbol->getExtends() as $extends) {
			$extends_task_specs += $this->composeTasks($extends);
			}

			$task_specs = array();

			$tasks = $symbol->getAtom()->getDocblockMetaValue('task');
			if (strlen($tasks)) {
			$tasks = phutil_split_lines($tasks, $retain_endings = false);

			foreach ($tasks as $task) {
			list($name, $title) = explode(' ', $task, 2);
			$name = trim($name);
			$title = trim($title);

			$task_specs[$name] = array(
			'name' => $name,
			'title' => $title,
			'defined' => $symbol,
			);
			}
			}

			$specs = $task_specs + $extends_task_specs;

			// Reorder "@tasks" in original declaration order. Basically, we want to
			// use the documentation of the closest subclass, but put tasks which
			// were declared by parents first.
			$keys = array_keys($extends_task_specs);
			$specs = array_select_keys($specs, $keys) + $specs;

			return $specs;
			}

			private function renderFullSignature(
			DivinerLiveSymbol $symbol,
			$is_link = false) {
			switch ($symbol->getType()) {
			case DivinerAtom::TYPE_CLASS:
			case DivinerAtom::TYPE_INTERFACE:
			case DivinerAtom::TYPE_METHOD:
			case DivinerAtom::TYPE_FUNCTION:
			break;
			default:
			return $symbol->getTitle();
			}

			$atom = $symbol->getAtom();

			$out = array();
			if ($atom->getProperty('final')) {
			$out[] = 'final';
			}

			if ($atom->getProperty('abstract')) {
			$out[] = 'abstract';
			}

			if ($atom->getProperty('access')) {
			$out[] = $atom->getProperty('access');
			}

			if ($atom->getProperty('static')) {
			$out[] = 'static';
			}

			switch ($symbol->getType()) {
			case DivinerAtom::TYPE_CLASS:
			case DivinerAtom::TYPE_INTERFACE:
			$out[] = $symbol->getType();
			break;
			case DivinerAtom::TYPE_FUNCTION:
			switch ($atom->getLanguage()) {
			case 'php':
			$out[] = $symbol->getType();
			break;
			}
			break;
			case DivinerAtom::TYPE_METHOD:
			switch ($atom->getLanguage()) {
			case 'php':
			$out[] = DivinerAtom::TYPE_FUNCTION;
			break;
			}
			break;
			}

			$anchor = null;
			switch ($symbol->getType()) {
			case DivinerAtom::TYPE_METHOD:
			$anchor = $symbol->getType().'/'.$symbol->getName();
			break;
			default:
			break;
			}

			$out[] = phutil_tag(
			$anchor ? 'a' : 'span',
			array(
			'class' => 'diviner-atom-signature-name',
			'href' => $anchor ? '#'.$anchor : null,
			'name' => $is_link ? null : $anchor,
			),
			$symbol->getName());

			$out = phutil_implode_html(' ', $out);

			$parameters = $atom->getProperty('parameters');
			if ($parameters !== null) {
			$pout = array();
			foreach ($parameters as $parameter) {
			$pout[] = idx($parameter, 'name', '...');
			}
			$out = array($out, '('.implode(', ', $pout).')');
			}

			return phutil_tag(
			'span',
			array(
			'class' => 'diviner-atom-signature',
			),
			$out);
			}

			private function buildParametersAndReturn(array $symbols) {
			assert_instances_of($symbols, 'DivinerLiveSymbol');

			$symbols = array_reverse($symbols);
			$out = array();

			$collected_parameters = null;
			foreach ($symbols as $symbol) {
			$parameters = $symbol->getAtom()->getProperty('parameters');
			if ($parameters !== null) {
			if ($collected_parameters === null) {
			$collected_parameters = array();
			}
			foreach ($parameters as $key => $parameter) {
			if (isset($collected_parameters[$key])) {
			$collected_parameters[$key] += $parameter;
			} else {
			$collected_parameters[$key] = $parameter;
			}
			}
			}
			}

			if (nonempty($parameters)) {
			$out[] = id(new DivinerParameterTableView())
			->setHeader(pht('Parameters'))
			->setParameters($parameters);
			}

			$collected_return = null;
			foreach ($symbols as $symbol) {
			$return = $symbol->getAtom()->getProperty('return');
			if ($return) {
			if ($collected_return) {
			$collected_return += $return;
			} else {
			$collected_return = $return;
			}
			}
			}

			if (nonempty($return)) {
			$out[] = id(new DivinerReturnTableView())
			->setHeader(pht('Return'))
			->setReturn($collected_return);
			}

			return $out;
			}

			private function renderDocumentationText(
			DivinerLiveSymbol $symbol,
			PhabricatorMarkupEngine $engine) {

			$field = 'default';
			$content = $engine->getOutput($symbol, $field);

			if (strlen(trim($symbol->getMarkupText($field)))) {
			$content = phutil_tag(
			'div',
			array(
			'class' => 'phabricator-remarkup',
			),
			$content);
			} else {
			$atom = $symbol->getAtom();
			$content = phutil_tag(
			'div',
			array(
			'class' => 'diviner-message-not-documented',
			),
			DivinerAtom::getThisAtomIsNotDocumentedString($atom->getType()));
			}

			return $content;
			}

			private function renderMethodDocumentationText(
			DivinerLiveSymbol $parent,
			array $spec,
			PhabricatorMarkupEngine $engine) {

			$symbols = array_values($spec['atoms']);
			$implementations = array_values($spec['implementations']);

			$field = 'default';

			$out = array();
			foreach ($symbols as $key => $symbol) {
			$impl = $implementations[$key];
			if ($impl !== $parent) {
			if (!strlen(trim($symbol->getMarkupText($field)))) {
			continue;
			}
			}

			$doc = $this->renderDocumentationText($symbol, $engine);

			if (($impl !== $parent) \|\| $out) {
			$where = id(new PHUIBoxView())
			->addPadding(PHUI::PADDING_MEDIUM_LEFT)
			->addPadding(PHUI::PADDING_MEDIUM_RIGHT)
			->addClass('diviner-method-implementation-header')
			->appendChild($impl->getName());
			$doc = array($where, $doc);

			if ($impl !== $parent) {
			$doc = phutil_tag(
			'div',
			array(
			'class' => 'diviner-method-implementation-inherited',
			),
			$doc);
			}
			}

			$out[] = $doc;
			}

			// If we only have inherited implementations but none have documentation,
			// render the last one here so we get the "this thing has no documentation"
			// element.
			if (!$out) {
			$out[] = $this->renderDocumentationText($symbol, $engine);
			}

			return $out;
			}

			}

phab/src/applications/diviner/controller/DivinerAtomController.phpc038c643f498feature/better-testing

DivinerAtomController.phpView Options

phab/src/applications/diviner/controller/DivinerAtomController.php
c038c643f498feature/better-testing

DivinerAtomController.php
View Options