testing

PhabricatorXHPASTViewTreeController.php
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			<?php

			/*
			* Copyright 2012 Facebook, Inc.
			*
			* Licensed under the Apache License, Version 2.0 (the "License");
			* you may not use this file except in compliance with the License.
			* You may obtain a copy of the License at
			*
			* http://www.apache.org/licenses/LICENSE-2.0
			*
			* Unless required by applicable law or agreed to in writing, software
			* distributed under the License is distributed on an "AS IS" BASIS,
			* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
			* See the License for the specific language governing permissions and
			* limitations under the License.
			*/

			final class PhabricatorXHPASTViewTreeController
			extends PhabricatorXHPASTViewPanelController {

			public function processRequest() {
			$storage = $this->getStorageTree();
			$input = $storage->getInput();
			$stdout = $storage->getStdout();

			$tree = XHPASTTree::newFromDataAndResolvedExecFuture(
			$input,
			array(0, $stdout, ''));

			$tree = '<ul>'.$this->buildTree($tree->getRootNode()).'</ul>';
			return $this->buildXHPASTViewPanelResponse($tree);
			}

			protected function buildTree($root) {

			try {
			$name = $root->getTypeName();
			$title = $root->getDescription();
			} catch (Exception $ex) {
			$name = '???';
			$title = '???';
			}

			$tree = array();
			$tree[] =
			'<li>'.
			phutil_render_tag(
			'span',
			array(
			'title' => $title,
			),
			phutil_escape_html($name)).
			'</li>';
			foreach ($root->getChildren() as $child) {
			$tree[] = '<ul>'.$this->buildTree($child).'</ul>';
			}
			return implode("\n", $tree);
			}

			}