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phab/src/applications/differential/customfield/DifferentialCoreCustomField.php
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DifferentialCoreCustomField.php
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<?php
/**
* Base class for Differential fields with storage on the revision object
* itself. This mostly wraps reading/writing field values to and from the
* object.
*/
abstract class DifferentialCoreCustomField
extends DifferentialCustomField {
private $value;
private $fieldError;
abstract protected function readValueFromRevision(
DifferentialRevision $revision);
protected function writeValueToRevision(
DifferentialRevision $revision,
$value) {
throw new PhabricatorCustomFieldImplementationIncompleteException($this);
}
protected function isCoreFieldRequired() {
return false;
}
protected function isCoreFieldValueEmpty($value) {
if (is_array($value)) {
return !$value;
}
return !strlen(trim($value));
}
protected function getCoreFieldRequiredErrorString() {
throw new PhabricatorCustomFieldImplementationIncompleteException($this);
}
public function validateApplicationTransactions(
PhabricatorApplicationTransactionEditor $editor,
$type,
array $xactions) {
$this->setFieldError(null);
$errors = parent::validateApplicationTransactions(
$editor,
$type,
$xactions);
$transaction = null;
foreach ($xactions as $xaction) {
$value = $xaction->getNewValue();
if ($this->isCoreFieldRequired()) {
if ($this->isCoreFieldValueEmpty($value)) {
$error = new PhabricatorApplicationTransactionValidationError(
$type,
pht('Required'),
$this->getCoreFieldRequiredErrorString(),
$xaction);
$error->setIsMissingFieldError(true);
$errors[] = $error;
$this->setFieldError(pht('Required'));
}
}
}
return $errors;
}
public function canDisableField() {
return false;
}
public function shouldAppearInApplicationTransactions() {
return true;
}
public function shouldAppearInEditView() {
return true;
}
public function readValueFromObject(PhabricatorCustomFieldInterface $object) {
if ($this->isCoreFieldRequired()) {
$this->setFieldError(true);
}
$this->setValue($this->readValueFromRevision($object));
}
public function getOldValueForApplicationTransactions() {
return $this->readValueFromRevision($this->getObject());
}
public function getNewValueForApplicationTransactions() {
return $this->getValue();
}
public function applyApplicationTransactionInternalEffects(
PhabricatorApplicationTransaction $xaction) {
$this->writeValueToRevision($this->getObject(), $xaction->getNewValue());
}
public function setFieldError($field_error) {
$this->fieldError = $field_error;
return $this;
}
public function getFieldError() {
return $this->fieldError;
}
public function setValue($value) {
$this->value = $value;
return $this;
}
public function getValue() {
return $this->value;
}
public function readValueFromCommitMessage($value) {
$this->setValue($value);
return $this;
}
public function renderCommitMessageValue(array $handles) {
return $this->getValue();
}
}
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