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phorge/src/applications/phurl/xaction/PhabricatorPhurlURLAliasTransaction.php
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PhabricatorPhurlURLAliasTransaction.php
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<?php
final class PhabricatorPhurlURLAliasTransaction
extends PhabricatorPhurlURLTransactionType {
const TRANSACTIONTYPE = 'phurl.alias';
public function generateOldValue($object) {
return $object->getAlias();
}
public function applyInternalEffects($object, $value) {
$object->setAlias($value);
}
public function getTitle() {
return pht(
'%s changed the alias from %s to %s.',
$this->renderAuthor(),
$this->renderOldValue(),
$this->renderNewValue());
}
public function getTitleForFeed() {
return pht(
'%s changed the alias of %s from %s to %s.',
$this->renderAuthor(),
$this->renderObject(),
$this->renderOldValue(),
$this->renderNewValue());
}
public function validateTransactions($object, array $xactions) {
$errors = array();
if ($this->isEmptyTextTransaction($object->getAlias(), $xactions)) {
$errors[] = $this->newRequiredError(
pht('Phurls must have an alias.'));
}
$max_length = $object->getColumnMaximumByteLength('alias');
foreach ($xactions as $xaction) {
$new_alias = $xaction->getNewValue();
// Check length
$new_length = strlen($new_alias);
if ($new_length > $max_length) {
$errors[] = $this->newRequiredError(
pht('The alias can be no longer than %d characters.', $max_length));
}
// Check characters
if ($xaction->getOldValue() != $xaction->getNewValue()) {
$debug_alias = new PHUIInvisibleCharacterView($new_alias);
if (!preg_match('/[a-zA-Z]/', $new_alias)) {
$errors[] = $this->newRequiredError(
pht('The alias you provided (%s) must contain at least one '.
'letter.',
$debug_alias));
}
if (preg_match('/[^a-z0-9]/i', $new_alias)) {
$errors[] = $this->newRequiredError(
pht('The alias you provided (%s) may only contain letters and '.
'numbers.',
$debug_alias));
}
}
}
return $errors;
}
public function getIcon() {
return 'fa-compress';
}
}

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