/**
* Get the value to validate from either the global request variable or the cached __validvalues array.
*
* @internal
* @param integer $intDynamicPosition Using the intDynamicPosition parameter, you can get the specific value
* of a dynamic field.
* @return string|array|null Returns the submitted field value. If no sumitted value is set,
* return value is the cached valid value. If no cached value is set, return value is the default value. If no
* default value is set, return value is null. When field type is `ValidForm::VFORM_FILE` and a file is submitted,
* the return value is the `$_FILES[fieldname]` array.
*/
public function getValue($intDynamicPosition = 0)
{
$varReturn = null;
if (isset($this->__overrideerrors[$intDynamicPosition]) && empty($this->__overrideerrors[$intDynamicPosition])) {
$varReturn = null;
} else {
$strFieldName = $intDynamicPosition > 0 ? $this->__fieldname . "_" . $intDynamicPosition : $this->__fieldname;
//if ($this->__type !== ValidForm::VFORM_FILE) {
// Default value
$varValidValue = $this->__field->getDefault();
// Get cached value if set
if (isset($this->__validvalues[$intDynamicPosition])) {
$varValidValue = $this->__validvalues[$intDynamicPosition];
}
// Overwrite cached value with value from REQUEST array if available
if (ValidForm::getIsSet($strFieldName)) {
$varValue = ValidForm::get($strFieldName);
if (is_array($varValue)) {
$varReturn = [];
foreach ($varValue as $key => $value) {
$varReturn[$key] = $value;
// NEVER return unsanitized output
}
} else {
$varReturn = $varValue;
// NEVER return unsanitized output
}
} else {
$varReturn = $varValidValue;
}
//}
// *** Not ready for implementation yet.
// else {
// if (isset($_FILES[$strFieldName]) && isset($_FILES[$strFieldName])) {
// $varReturn = $_FILES[$strFieldName];
// }
// }
}
return $varReturn;
}