testing

PhabricatorSystemSelectEncodingController.php
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			<?php

			final class PhabricatorSystemSelectEncodingController
			extends PhabricatorController {

			public function shouldRequireLogin() {
			return false;
			}

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

			if (!function_exists('mb_list_encodings')) {
			return $this->newDialog()
			->setTitle(pht('No Encoding Support'))
			->appendParagraph(
			pht(
			'This system does not have the "%s" extension installed, '.
			'so character encodings are not supported. Install "%s" to '.
			'enable support.',
			'mbstring',
			'mbstring'))
			->addCancelButton('/');
			}

			if ($request->isFormPost()) {
			$result = array('encoding' => $request->getStr('encoding'));
			return id(new AphrontAjaxResponse())->setContent($result);
			}

			$encodings = mb_list_encodings();
			$encodings = array_fuse($encodings);
			asort($encodings);
			unset($encodings['pass']);
			unset($encodings['auto']);

			$encodings = array(
			'' => pht('(Use Default)'),
			) + $encodings;

			$form = id(new AphrontFormView())
			->setUser($this->getRequest()->getUser())
			->appendRemarkupInstructions(pht('Choose a text encoding to use.'))
			->appendChild(
			id(new AphrontFormSelectControl())
			->setLabel(pht('Encoding'))
			->setName('encoding')
			->setValue($request->getStr('encoding'))
			->setOptions($encodings));

			return $this->newDialog()
			->setTitle(pht('Select Character Encoding'))
			->appendChild($form->buildLayoutView())
			->addSubmitButton(pht('Choose Encoding'))
			->addCancelButton('/');
			}
			}