Files
cagettepei/src/sugoi/form/elements/CSRFProtection.hx
T
2021-08-27 17:54:17 +04:00

44 lines
927 B
Haxe

package sugoi.form.elements;
import sugoi.form.FormElement;
import sugoi.form.elements.Input;
#if neko
import neko.Web;
#else
import php.Web;
#end
/**
* creates a hidden token in forms to avoid CSRF
*/
class CSRFProtection extends StringInput
{
public function new()
{
value = haxe.crypto.Md5.encode(App.current.session.sid + App.config.KEY.substr(0, 5));
super("token","", value, true);
inputType = ITHidden;
}
override public function isValid() {
if (value == null) throw "empty token";
var valid = Web.getParams().get(parentForm.name + "_" + name) == value;
if (!valid) {
errors.add("Bad token");
}
return valid;
}
override public function getFullRow() {
return render();
}
override public function render() {
return "<input type=\"hidden\" value=\"" + value + "\" " + attributes + " name=\"" +parentForm.name + "_" +name + "\" id=\"" +parentForm.name + "_" +name + "\" />";
}
}