PonderVoteSaveController.php
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	<?php

	/*
	* Copyright 2012 Facebook, Inc.
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	final class PonderVoteSaveController extends PonderController {

	private $kind;

	public function willProcessRequest(array $data) {
	$this->kind = $data['kind'];
	}

	public function processRequest() {
	$request = $this->getRequest();
	$user = $request->getUser();
	$newvote = $request->getInt("vote");
	$phid = $request->getStr("phid");

	if (1 < $newvote \|\| $newvote < -1) {
	return new Aphront400Response();
	}

	$target = null;

	if ($this->kind == "question") {
	$target = PonderQuestionQuery::loadSingleByPHID($user, $phid);
	}
	else if ($this->kind == "answer") {
	$target = PonderAnswerQuery::loadSingleByPHID($user, $phid);
	}

	if (!$target) {
	return new Aphront404Response();
	}

	$editor = id(new PonderVoteEditor())
	->setVotable($target)
	->setUser($user)
	->setVote($newvote)
	->saveVote();

	return id(new AphrontAjaxResponse())->setContent(".");
	}
	}