testing

PhabricatorHelpEditorProtocolController.php
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			<?php

			final class PhabricatorHelpEditorProtocolController
			extends PhabricatorHelpController {

			public function shouldAllowPublic() {
			return true;
			}

			public function processRequest() {
			$request = $this->getRequest();
			$viewer = $request->getUser();

			$dialog = id(new AphrontDialogView())
			->setUser($viewer)
			->setMethod('GET')
			->setSubmitURI('/settings/panel/display/')
			->setTitle(pht('Unsupported Editor Protocol'))
			->appendParagraph(
			pht(
			'Your configured editor URI uses an unsupported protocol. Change '.
			'your settings to use a supported protocol, or ask your '.
			'administrator to add support for the chosen protocol by '.
			'configuring: %s',
			phutil_tag('tt', array(), 'uri.allowed-editor-protocols')))
			->addSubmitButton(pht('Change Settings'))
			->addCancelButton('/');

			return id(new AphrontDialogResponse())
			->setDialog($dialog);
			}

			public static function hasAllowedProtocol($uri) {
			$uri = new PhutilURI($uri);
			$editor_protocol = $uri->getProtocol();
			if (!$editor_protocol) {
			// The URI must have a protocol.
			return false;
			}

			$allowed_key = 'uri.allowed-editor-protocols';
			$allowed_protocols = PhabricatorEnv::getEnvConfig($allowed_key);
			if (empty($allowed_protocols[$editor_protocol])) {
			// The protocol must be on the allowed protocol whitelist.
			return false;
			}

			return true;
			}


			}