AphrontPageView.php
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	<?php

	abstract class AphrontPageView extends AphrontView {

	private $title;

	public function setTitle($title) {
	$this->title = $title;
	return $this;
	}

	public function getTitle() {
	$title = $this->title;
	if (is_array($title)) {
	$title = implode(" \xC2\xB7 ", $title);
	}
	return $title;
	}

	protected function getHead() {
	return '';
	}

	protected function getBody() {
	return $this->renderChildren();
	}

	protected function getTail() {
	return '';
	}

	protected function willRenderPage() {
	return;
	}

	protected function willSendResponse($response) {
	return $response;
	}

	protected function getBodyClasses() {
	return null;
	}

	public function render() {

	$this->willRenderPage();

	$title = phutil_escape_html($this->getTitle());
	$head = $this->getHead();
	$body = $this->getBody();
	$tail = $this->getTail();

	$body_classes = $this->getBodyClasses();

	$body = phutil_render_tag(
	'body',
	array(
	'class' => nonempty($body_classes, null),
	),
	$body.$tail);

	$response = <<<EOHTML
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="UTF-8" />
	<title>{$title}</title>
	{$head}
	</head>
	{$body}
	</html>

	EOHTML;

	$response = $this->willSendResponse($response);

	// TODO: [HTML] Make HTML safe.
	return phutil_safe_html($response);

	}

	}