public function isValid($value)
{
$valid = true;
$name_explode = explode("_", $this->name);
$field_id = $name_explode[1];
$field = new RM_Fields();
$gopts = new RM_Options();
$field->load_from_db($field_id);
//Sanitize value before use, remove white space, trim extra pipes.
$fv = explode("|", trim(preg_replace('/\\s+/', '', $field->get_field_value()), '|'));
$allowed_types = array();
$multiple = $gopts->get_value_of('allow_multiple_file_uploads');
if (!$fv || count($fv) === 1 && $fv[0] == "") {
$allowed_types = explode("|", $gopts->get_value_of('allowed_file_types'));
} else {
foreach ($fv as $key => $value) {
$fv[$key] = strtolower($value);
}
$allowed_types = $fv;
}
//die;
if ($multiple == "yes") {
if (isset($_FILES[$this->name]) && !empty($_FILES[$this->name])) {
foreach ($_FILES[$this->name]['name'] as $filename) {
if ($filename == "") {
if (!$this->isRequiredFileField) {
return true;
} else {
$this->message = " %element% " . RM_UI_Strings::get('ERROR_REQUIRED');
return false;
}
} elseif (strpos($filename, '.') === 0) {
return false;
} elseif (strpos($filename, '.') === false) {
return false;
} else {
$arrx = explode('.', $filename);
$ext = $arrx[count($arrx) - 1];
if ($ext == "") {
return false;
}
$ext = strtolower($ext);
if (!in_array($ext, $allowed_types)) {
return false;
}
}
}
return true;
}
return true;
} else {
if (isset($_FILES[$this->name]) && !empty($_FILES[$this->name])) {
$filename = $_FILES[$this->name]['name'];
if ($filename == "") {
if (!$this->isRequiredFileField) {
return true;
} else {
$this->message = " %element% " . RM_UI_Strings::get('ERROR_REQUIRED');
return false;
}
} elseif (strpos($filename, '.') === 0) {
return false;
} elseif (strpos($filename, '.') === false) {
return false;
} else {
$arrx = explode('.', $filename);
$ext = $arrx[count($arrx) - 1];
if ($ext == "") {
return false;
}
if (!in_array($ext, $allowed_types)) {
return false;
}
}
return true;
}
return true;
}
return false;
}
