PhabricatorXHPASTViewPanelController.php
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	<?php

	abstract class PhabricatorXHPASTViewPanelController
	extends PhabricatorXHPASTViewController {

	private $id;
	private $storageTree;

	public function willProcessRequest(array $data) {
	$this->id = $data['id'];
	$this->storageTree = id(new PhabricatorXHPASTViewParseTree())
	->load($this->id);
	if (!$this->storageTree) {
	throw new Exception("No such AST!");
	}
	}

	protected function getStorageTree() {
	return $this->storageTree;
	}

	protected function buildXHPASTViewPanelResponse($content) {
	$content =
	'<!DOCTYPE html>'.
	'<html>'.
	'<head>'.
	'<style type="text/css">
	body {
	white-space: pre;
	font: 10px "Monaco";
	cursor: pointer;
	}

	.token {
	padding: 2px 4px;
	margin: 2px 2px;
	border: 1px solid #bbbbbb;
	line-height: 24px;
	}

	ul {
	margin: 0 0 0 1em;
	padding: 0;
	list-style: none;
	line-height: 1em;
	}

	li {
	margin: 0;
	padding: 0;
	}

	li span {
	background: #dddddd;
	padding: 3px 6px;
	}

	</style>'.
	'</head>'.
	'<body>'.
	$content.
	'</body>'.
	'</html>';

	$response = new AphrontWebpageResponse();
	$response->setFrameable(true);
	$response->setContent($content);
	return $response;
	}

	}