master

PhabricatorSystemSelectViewAsController.php
View Options

			<?php

			final class PhabricatorSystemSelectViewAsController
			extends PhabricatorController {

			public function shouldRequireLogin() {
			return false;
			}

			public function handleRequest(AphrontRequest $request) {
			$viewer = $this->getViewer();
			$v_engine = $request->getStr('engine');

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

			$engines = PhabricatorDocumentEngine::getAllEngines();

			$options = $request->getStrList('options');
			$options = array_fuse($options);

			// TODO: This controller is a bit rough because it isn't really using the
			// file ref to figure out which engines should work. See also T13513.
			// Callers can pass a list of "options" to control which options are
			// presented, at least.

			$ref = new PhabricatorDocumentRef();

			$map = array();
			foreach ($engines as $engine) {
			$key = $engine->getDocumentEngineKey();

			if ($options && !isset($options[$key])) {
			continue;
			}

			$label = $engine->getViewAsLabel($ref);

			if (!strlen($label)) {
			continue;
			}

			$map[$key] = $label;
			}

			asort($map);

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

			$form = id(new AphrontFormView())
			->setViewer($viewer)
			->appendRemarkupInstructions(pht('Choose a document engine to use.'))
			->appendChild(
			id(new AphrontFormSelectControl())
			->setLabel(pht('View As'))
			->setName('engine')
			->setValue($v_engine)
			->setOptions($map));

			return $this->newDialog()
			->setTitle(pht('Select Document Engine'))
			->appendForm($form)
			->addSubmitButton(pht('Choose Engine'))
			->addCancelButton('/');
			}
			}