/**
* Interpolate model attribute values on validation rules.
*
* @param array $rules
* @param array $model
* @return array
*/
protected function interpolateValidationRules($rules, $model)
{
foreach ($rules as &$rule) {
$attrs = last(chars_within($rule, ['{', '}']));
foreach ($attrs as $attr) {
$rule = str_replace('{' . $attr . '}', is_null($model[$attr]) && $attr == $this->model->getKeyName() ? 'NULL' : $model[$attr], $rule);
}
}
return $rules;
}
public function cleanTransformationRule($transformationRule)
{
$transformationRule = ltrim($transformationRule);
$holders = explode(' ', static::OPTION_HOLDER);
$specialOptions = chars_within($transformationRule, $holders);
if (count(head($specialOptions)) == 0) {
return $transformationRule;
}
foreach (head($specialOptions) as $index => $specialOption) {
$transformationRule = str_replace($specialOption, $optKey = "{opt_{$index}}", $transformationRule);
$this->specialOptions[$optKey] = $specialOption;
}
return $transformationRule;
}