PhabricatorXHPASTViewTreeController.php
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	<?php

	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);
	}

	}