PhabricatorSlowvoteQuestionTransaction.php
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	<?php

	final class PhabricatorSlowvoteQuestionTransaction
	extends PhabricatorSlowvoteTransactionType {

	const TRANSACTIONTYPE = 'vote:question';

	public function generateOldValue($object) {
	return $object->getQuestion();
	}

	public function applyInternalEffects($object, $value) {
	$object->setQuestion($value);
	}

	public function getTitle() {
	$old = $this->getOldValue();
	$new = $this->getNewValue();

	if ($old === null) {
	return pht(
	'%s created this poll.',
	$this->renderAuthor());
	} else {
	return pht(
	'%s changed the poll question from "%s" to "%s".',
	$this->renderAuthor(),
	$old,
	$new);
	}
	}

	public function getTitleForFeed() {
	$old = $this->getOldValue();

	if ($old === null) {
	return pht(
	'%s created %s.',
	$this->renderAuthor(),
	$this->renderObject());

	} else {
	return pht(
	'%s renamed %s.',
	$this->renderAuthor(),
	$this->renderObject());
	}
	}

	public function getIcon() {
	$old = $this->getOldValue();

	if ($old === null) {
	return 'fa-plus';
	} else {
	return 'fa-pencil';
	}
	}

	public function validateTransactions($object, array $xactions) {
	$errors = array();

	if ($this->isEmptyTextTransaction($object->getQuestion(), $xactions)) {
	$errors[] = $this->newRequiredError(pht('Polls must have a question.'));
	}

	return $errors;
	}

	}