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phorge/src/applications/settings/setting/PhabricatorSelectSetting.php
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PhabricatorSelectSetting.php
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<?php
abstract class PhabricatorSelectSetting
extends PhabricatorSetting {
abstract protected function getSelectOptions();
final protected function newCustomEditField($object) {
$setting_key = $this->getSettingKey();
$default_value = $object->getDefaultValue($setting_key);
$options = $this->getSelectOptions();
if (isset($options[$default_value])) {
$default_label = pht('Default (%s)', $options[$default_value]);
} else {
$default_label = pht('Default (Unknown, "%s")', $default_value);
}
if (empty($options[''])) {
$options = array(
'' => $default_label,
) + $options;
}
return $this->newEditField($object, new PhabricatorSelectEditField())
->setOptions($options);
}
public function assertValidValue($value) {
// This is a slightly stricter check than the transaction check. It's
// OK for empty string to go through transactions because it gets converted
// to null later, but we shouldn't be reading the empty string from
// storage.
if ($value === null) {
return;
}
if (!strlen($value)) {
throw new Exception(
pht(
'Empty string is not a valid setting for "%s".',
$this->getSettingName()));
}
$this->validateTransactionValue($value);
}
final public function validateTransactionValue($value) {
$value = phutil_string_cast($value);
if (!strlen($value)) {
return;
}
$options = $this->getSelectOptions();
if (!isset($options[$value])) {
throw new Exception(
pht(
'Value "%s" is not valid for setting "%s": valid values are %s.',
$value,
$this->getSettingName(),
implode(', ', array_keys($options))));
}
return;
}
public function getTransactionNewValue($value) {
$value = phutil_string_cast($value);
if (!strlen($value)) {
return null;
}
return $value;
}
}

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