PhabricatorProjectTriggerNameTransaction.php
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	<?php

	final class PhabricatorProjectTriggerNameTransaction
	extends PhabricatorProjectTriggerTransactionType {

	const TRANSACTIONTYPE = 'name';

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

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

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

	if (strlen($old) && strlen($new)) {
	return pht(
	'%s renamed this trigger from %s to %s.',
	$this->renderAuthor(),
	$this->renderOldValue(),
	$this->renderNewValue());
	} else if (strlen($new)) {
	return pht(
	'%s named this trigger %s.',
	$this->renderAuthor(),
	$this->renderNewValue());
	} else {
	return pht(
	'%s stripped the name %s from this trigger.',
	$this->renderAuthor(),
	$this->renderOldValue());
	}
	}

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

	$max_length = $object->getColumnMaximumByteLength('name');
	foreach ($xactions as $xaction) {
	$new_value = $xaction->getNewValue();
	$new_length = strlen($new_value);
	if ($new_length > $max_length) {
	$errors[] = $this->newInvalidError(
	pht(
	'Trigger names must not be longer than %s characters.',
	new PhutilNumber($max_length)),
	$xaction);
	}
	}

	return $errors;
	}

	}