public static function getValue($json, $key, $isQuoted = true, $exReturn = null)
{
try {
$values = Json::decode($json, true, $isQuoted);
if (isset($values[$key])) {
return $values[$key];
} else {
return null;
}
} catch (yii\base\InvalidParamException $e) {
//Exception thrown by Json::decode
return $exReturn;
}
}
/** Added by pafnow
* Generates validation rules for the specified table.
* @param \yii\db\TableSchema $table the table schema
* @return array the generated validation rules
*/
public function generateRules($table)
{
$table_clone = clone $table;
$types = [];
foreach ($table_clone->columns as $key => $column) {
$column_clone = clone $column;
$table_clone->columns[$key] = $column_clone;
$type_comment = Json::getValue($column->comment, "type", false);
if (empty($type_comment)) {
continue;
}
$types[$type_comment][] = $column->name;
if (!$column->allowNull && $column->defaultValue === null) {
$types['required'][] = $column->name;
}
//Remove the column from the table so it is not generated again by the parent function
unset($table_clone->columns[$key]);
}
$rules = [];
foreach ($types as $type => $columns) {
$rules[] = "[['" . implode("', '", $columns) . "'], '{$type}']";
}
return array_merge(parent::generateRules($table_clone), $rules);
}