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AlmanacInterfaceDeviceTransaction.php
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Created
Thu, Jan 9, 04:08

AlmanacInterfaceDeviceTransaction.php
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<?php
final class AlmanacInterfaceDeviceTransaction
extends AlmanacInterfaceTransactionType {
const TRANSACTIONTYPE = 'almanac:interface:device';
public function generateOldValue($object) {
return $object->getDevicePHID();
}
public function applyInternalEffects($object, $value) {
$object->setDevicePHID($value);
}
public function getTitle() {
return pht(
'%s changed the device for this interface from %s to %s.',
$this->renderAuthor(),
$this->renderOldHandle(),
$this->renderNewHandle());
}
public function validateTransactions($object, array $xactions) {
$errors = array();
$device_phid = $object->getDevicePHID();
if ($this->isEmptyTextTransaction($device_phid, $xactions)) {
$errors[] = $this->newRequiredError(
pht('Interfaces must have a device.'));
}
foreach ($xactions as $xaction) {
if (!$this->isNewObject()) {
$errors[] = $this->newInvalidError(
pht(
'The device for an interface can not be changed once it has '.
'been created.'),
$xaction);
continue;
}
$device_phid = $xaction->getNewValue();
$devices = id(new AlmanacDeviceQuery())
->setViewer($this->getActor())
->withPHIDs(array($device_phid))
->execute();
if (!$devices) {
$errors[] = $this->newInvalidError(
pht(
'You can not attach an interface to a nonexistent or restricted '.
'device.'),
$xaction);
continue;
}
$device = head($devices);
$can_edit = PhabricatorPolicyFilter::hasCapability(
$this->getActor(),
$device,
PhabricatorPolicyCapability::CAN_EDIT);
if (!$can_edit) {
$errors[] = $this->newInvalidError(
pht(
'You can not attach an interface to a device which you do not '.
'have permission to edit.'));
continue;
}
}
return $errors;
}
}

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