PonderVoteEditor.php
53ef057b1b51production

PonderVoteEditor.php
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			<?php

			final class PonderVoteEditor extends PhabricatorEditor {

			private $answer;
			private $votable;
			private $anwer;
			private $vote;

			public function setAnswer($answer) {
			$this->answer = $answer;
			return $this;
			}

			public function setVotable($votable) {
			$this->votable = $votable;
			return $this;
			}

			public function setVote($vote) {
			$this->vote = $vote;
			return $this;
			}

			public function saveVote() {
			$actor = $this->requireActor();
			if (!$this->votable) {
			throw new PhutilInvalidStateException('setVotable');
			}

			$votable = $this->votable;
			$newvote = $this->vote;

			// prepare vote add, or update if this user is amending an
			// earlier vote
			$editor = id(new PhabricatorEdgeEditor())
			->addEdge(
			$actor->getPHID(),
			$votable->getUserVoteEdgeType(),
			$votable->getVotablePHID(),
			array('data' => $newvote))
			->removeEdge(
			$actor->getPHID(),
			$votable->getUserVoteEdgeType(),
			$votable->getVotablePHID());

			$conn = $votable->establishConnection('w');
			$trans = $conn->openTransaction();
			$trans->beginReadLocking();

			$votable->reload();
			$curvote = (int)PhabricatorEdgeQuery::loadSingleEdgeData(
			$actor->getPHID(),
			$votable->getUserVoteEdgeType(),
			$votable->getVotablePHID());

			if (!$curvote) {
			$curvote = PonderVote::VOTE_NONE;
			}

			// Adjust votable's score by this much.
			$delta = $newvote - $curvote;

			queryfx($conn,
			'UPDATE %T as t
			SET t.voteCount = t.voteCount + %d
			WHERE t.PHID = %s',
			$votable->getTableName(),
			$delta,
			$votable->getVotablePHID());

			$editor->save();

			$trans->endReadLocking();
			$trans->saveTransaction();
			}
			}