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phab/src/applications/almanac/controller/AlmanacPropertyDeleteController.php
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AlmanacPropertyDeleteController.php
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<?php
final class AlmanacPropertyDeleteController
extends AlmanacDeviceController {
public function handleRequest(AphrontRequest $request) {
$viewer = $request->getViewer();
$object = id(new PhabricatorObjectQuery())
->setViewer($viewer)
->withPHIDs(array($request->getStr('objectPHID')))
->requireCapabilities(
array(
PhabricatorPolicyCapability::CAN_VIEW,
PhabricatorPolicyCapability::CAN_EDIT,
))
->executeOne();
if (!$object) {
return new Aphront404Response();
}
if (!($object instanceof AlmanacPropertyInterface)) {
return new Aphront404Response();
}
$key = $request->getStr('key');
if (!strlen($key)) {
return new Aphront404Response();
}
$cancel_uri = $object->getURI();
$builtins = $object->getAlmanacPropertyFieldSpecifications();
$is_builtin = isset($builtins[$key]);
if ($is_builtin) {
// This is a builtin property, so we're going to reset it to the
// default value.
$field_list = PhabricatorCustomField::getObjectFields(
$object,
PhabricatorCustomField::ROLE_DEFAULT);
// Note that we're NOT loading field values from the object: we just want
// to get the field's default value so we can reset it.
$fields = $field_list->getFields();
$field = $fields[$key];
$is_delete = false;
$new_value = $field->getValueForStorage();
// Now, load the field to get the old value.
$field_list
->setViewer($viewer)
->readFieldsFromStorage($object);
$old_value = $field->getValueForStorage();
$title = pht('Reset Property');
$body = pht('Reset this property to its default value?');
$submit_text = pht('Reset');
} else {
// This is a custom property, so we're going to delete it outright.
$is_delete = true;
$old_value = $object->getAlmanacPropertyValue($key);
$new_value = null;
$title = pht('Delete Property');
$body = pht('Delete this property? TODO: DOES NOT WORK YET');
$submit_text = pht('Delete');
}
$validation_exception = null;
if ($request->isFormPost()) {
$xaction = $object->getApplicationTransactionTemplate()
->setTransactionType(PhabricatorTransactions::TYPE_CUSTOMFIELD)
->setMetadataValue('customfield:key', $key)
->setOldValue($old_value)
->setNewValue($new_value);
// TODO: We aren't really deleting properties that we claim to delete
// yet, but that needs to be specialized a little bit.
$editor = $object->getApplicationTransactionEditor()
->setActor($viewer)
->setContentSourceFromRequest($request)
->setContinueOnNoEffect(true)
->setContinueOnMissingFields(true);
try {
$editor->applyTransactions($object, array($xaction));
return id(new AphrontRedirectResponse())->setURI($cancel_uri);
} catch (PhabricatorApplicationTransactionValidationException $ex) {
$validation_exception = $ex;
}
}
return $this->newDialog()
->setTitle($title)
->setValidationException($validation_exception)
->addHiddenInput('objectPHID', $object->getPHID())
->addHiddenInput('key', $key)
->appendParagraph($body)
->addCancelButton($cancel_uri)
->addSubmitButton($submit_text);
}
}
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