/**
* When the input field is an array or csv, this will build a new validator
* as if the fields were individual ones, each checked against the base rule
*
* @param mixed[] $input
* @param string $field
* @param string $rules
*/
private function _sanitize_recursive($input, $field, $rules)
{
// create a new instance to run against this sub data
$validator = new Data_Validator();
$fields = array();
$sanitation_rules = array();
if ($this->_datatype[$field] === 'array') {
// Convert the array to individual values, they all use the same rules
foreach ($input[$field] as $key => $value) {
$sanitation_rules[$key] = $rules;
$fields[$key] = $value;
}
// Sanitize each "new" field
$validator->sanitation_rules($sanitation_rules);
$validator->validate($fields);
// Take the individual results and replace them in the original array
$input[$field] = array_replace($input[$field], $validator->validation_data());
} elseif ($this->_datatype[$field] === 'csv') {
// Break up the CSV data so we have an array
$temp = explode(',', $input[$field]);
foreach ($temp as $key => $value) {
$sanitation_rules[$key] = $rules;
$fields[$key] = $value;
}
// Sanitize each "new" field
$validator->sanitation_rules($sanitation_rules);
$validator->validate($fields);
// Put it back together with clean data
$input[$field] = implode(',', $validator->validation_data());
}
return $input[$field];
}
