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phorge/src/applications/people/xaction/PhabricatorUserUsernameTransaction.php
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PhabricatorUserUsernameTransaction.php
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<?php
final class PhabricatorUserUsernameTransaction
extends PhabricatorUserTransactionType {
const TRANSACTIONTYPE = 'user.rename';
public function generateOldValue($object) {
return $object->getUsername();
}
public function generateNewValue($object, $value) {
return $value;
}
public function applyInternalEffects($object, $value) {
$object->setUsername($value);
}
public function applyExternalEffects($object, $value) {
$actor = $this->getActor();
$user = $object;
$old_username = $this->getOldValue();
$new_username = $this->getNewValue();
// The SSH key cache currently includes usernames, so dirty it. See T12554
// for discussion.
PhabricatorAuthSSHKeyQuery::deleteSSHKeyCache();
id(new PhabricatorPeopleUsernameMailEngine())
->setSender($actor)
->setRecipient($object)
->setOldUsername($old_username)
->setNewUsername($new_username)
->sendMail();
}
public function getTitle() {
return pht(
'%s renamed this user from %s to %s.',
$this->renderAuthor(),
$this->renderOldValue(),
$this->renderNewValue());
}
public function getTitleForFeed() {
return pht(
'%s renamed %s from %s to %s.',
$this->renderAuthor(),
$this->renderObject(),
$this->renderOldValue(),
$this->renderNewValue());
}
public function validateTransactions($object, array $xactions) {
$actor = $this->getActor();
$errors = array();
foreach ($xactions as $xaction) {
$new = $xaction->getNewValue();
$old = $xaction->getOldValue();
if ($old === $new) {
continue;
}
if (!$actor->getIsAdmin()) {
$errors[] = $this->newInvalidError(
pht('You must be an administrator to rename users.'));
}
if (!strlen($new)) {
$errors[] = $this->newInvalidError(
pht('New username is required.'),
$xaction);
} else if (!PhabricatorUser::validateUsername($new)) {
$errors[] = $this->newInvalidError(
PhabricatorUser::describeValidUsername(),
$xaction);
} else if ($this->generateOldValue($object) === $new) {
$errors[] = $this->newInvalidError(
pht('New username cannot be the old username.'),
$xaction);
}
$user = id(new PhabricatorPeopleQuery())
->setViewer(PhabricatorUser::getOmnipotentUser())
->withUsernames(array($new))
->executeOne();
if ($user) {
// See T13446. We may be changing the letter case of a username, which
// is a perfectly fine edit.
$is_self = ($user->getPHID() === $object->getPHID());
if (!$is_self) {
$errors[] = $this->newInvalidError(
pht(
'Another user already has the username "%s".',
$new),
$xaction);
}
}
}
return $errors;
}
public function getRequiredCapabilities(
$object,
PhabricatorApplicationTransaction $xaction) {
// Unlike normal user edits, renames require admin permissions, which
// is enforced by validateTransactions().
return null;
}
public function shouldTryMFA(
$object,
PhabricatorApplicationTransaction $xaction) {
return true;
}
}

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