AphrontView.php
16c562ba1c3bproduction

AphrontView.php
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			<?php

			abstract class AphrontView extends Phobject
			implements PhutilSafeHTMLProducerInterface {

			protected $user;
			protected $children = array();

			public function setUser(PhabricatorUser $user) {
			$this->user = $user;
			return $this;
			}

			protected function getUser() {
			return $this->user;
			}

			protected function canAppendChild() {
			return true;
			}

			final public function appendChild($child) {
			if (!$this->canAppendChild()) {
			$class = get_class($this);
			throw new Exception(
			pht("View '%s' does not support children.", $class));
			}
			$this->children[] = $child;
			return $this;
			}

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

			/**
			* @deprecated
			*/
			final protected function renderSingleView($child) {
			phutil_deprecated(
			'AphrontView->renderSingleView()',
			"This method no longer does anything; it can be removed and replaced ".
			"with its arguments.");
			return $child;
			}

			final protected function isEmptyContent($content) {
			if (is_array($content)) {
			foreach ($content as $element) {
			if (!$this->isEmptyContent($element)) {
			return false;
			}
			}
			return true;
			} else {
			return !strlen((string)$content);
			}
			}

			abstract public function render();

			public function producePhutilSafeHTML() {
			return $this->render();
			}

			}