Wie man jqGrid 4.10.1-pre zwingt, 'Zeichen immer zu kodieren [duplizieren]
Diese Frage hat hier bereits eine Antwort:
Ein potenziell gefährlicher Request.Form-Wert wurde vom Client erkannt 43 answersFree jqgrid verwendet die Einstellung
autoencode: true
ie @grid-Definition enthält:
$grid.jqGrid({
url: '/admin/API/Entity',
datatype: "json",
editurl:'/admin/Detail/Edit'
In Inline Edit<a
as Zeichen "@" wird in die Spalte "Nimetus" eingegeben, und die Daten werden im url-codierten Format an den Server gesende
Request URL:http://localhost:52216/admin/Detail/Edit?_entity=DokG&_dokumnr=135322&_vmnr=0
Request Method:POST
Status Code:490 OK
Response Headers
view source
Cache-Control:private, s-maxage=0
Content-Length:122
Content-Type:application/json; charset=utf-8
Date:Mon, 23 Nov 2015 15:31:54 GMT
Server:Microsoft-IIS/10.0
X-AspNet-Version:4.0.30319
X-SourceFiles:=?UTF-8?B?STpccmFhbWF0XEVldmFXZWJcRWV2YS5FcnBcRGV0YWlsXEVkaXQ=?=
Request Headers
POST /admin/Detail/Edit?_entity=DokG&_dokumnr=135322&_vmnr=0 HTTP/1.1
Host: localhost:52216
Connection: keep-alive
Content-Length: 1724
Accept: */*
Origin: http://localhost:52216
X-Requested-With: XMLHttpRequest
Query String Parameters
_entity:DokG
_dokumnr:135322
_vmnr:0
Form Data
view parsed
Kogus=&Nimetus=%3Ca&Mootyhik0_nimetus=&Hinnak=&Hind=&Myygikood=&_rowsum=0.00&Rtellimus=&Toode=&Kulukonto=&Yhik=&Id=0&Dokumnr=135322&Reanr=3&_oper=edit&_rowid=1648&_dokdata=%5B%7B%22name%22%3A%22Klient0_nimi%22%2C%22value%22%3A%22%22%7D%2C%7B%22name%22%3A%22Tasudok%22%2C%22value%22%3A%22%22%7D%2C%7B%22name%22%3A%22Kuupaev%22%2C%22value%22%3A%222015-11-23%22%7D%2C%7B%22name%22%3A%22Kellaaeg%22%2C%22value%22%3A%2217+29%22%7D%2C%7B%22name%22%3A%22Maksetin1_tingimus%22%2C%22value%22%3A%22%22%7D%2C%7B%22name%22%3A%22Tarnekla2_nimetus%22%2C%22value%22%3A%22%22%7D%2C%7B%22name%22%3A%22Konto3_tekst%22%2C%22value%22%3A%22112%22%7D%2C%7B%22name%22%3A%22Yksus%22%2C%22value%22%3A%22%22%7D%2C%7B%22name%22%3A%22Tasukuup%22%2C%22value%22%3A%22%22%7D%2C%7B%22name%22%3A%22Knr%22%2C%22value%22%3A%2213111%22%7D%2C%7B%22name%22%3A%22Alamdok4_nimetus%22%2C%22value%22%3A%22ASL%22%7D%2C%7B%22name%22%3A%22Raha%22%2C%22value%22%3A%22EUR%22%7D%2C%7B%22name%22%3A%22Eimuuda%22%2C%22value%22%3A%22false%22%7D%2C%7B%22name%22%3A%22Prladu5_laonimi%22%2C%22value%22%3A%221%22%7D%2C%7B%22name%22%3A%22Krdokumnr%22%2C%22value%22%3A%22%22%7D%2C%7B%22name%22%3A%22Tekst1%22%2C%22value%22%3A%22%22%7D%2C%7B%22name%22%3A%22Pais7obj%22%2C%22value%22%3A%22%22%7D%2C%7B%22name%22%3A%22Klient%22%2C%22value%22%3A%22%22%7D%2C%7B%22name%22%3A%22Maksetin%22%2C%22value%22%3A%22%22%7D%2C%7B%22name%22%3A%22Tarneklaus%22%2C%22value%22%3A%22%22%7D%2C%7B%22name%22%3A%22Arvekonto%22%2C%22value%22%3A%22112%22%7D%2C%7B%22name%22%3A%22Oper%22%2C%22value%22%3A%22ASL%22%7D%2C%7B%22name%22%3A%22Laonr%22%2C%22value%22%3A%221%22%7D%2C%7B%22name%22%3A%22Dokumnr%22%2C%22value%22%3A%22135322%22%7D%2C%7B%22name%22%3A%22Kinnitatud%22%2C%22value%22%3A%22False%22%7D%5D
ASP.NET MVC4-Controller verwendet Reflection, um eine Methode aufzurufen, die diesen Wert mit @ liesControllerContext.HttpContext.Request.Form["Nimetus"]
Dieser Zugriff verursacht eine Ausnahme
System.Web.HttpRequestValidationException was unhandled by user code
Message=A potentially dangerous Request.Form value was detected from the client (Nimetus="<a").
Exception tritt in Zeile @ a
ControllerContext.HttpContext.Request.Form["Nimetus"]
Wie kann das Problem behoben werden?
Edit Controller Methodensignatur ist
[AcceptVerbs(HttpVerbs.Post)]
[HandleJsonException]
public JsonResult Edit(string _entity, string _dokdata, int? _dokumnr, string _rowid,
int? _vmnr, string _isik)
Aktualisiere
Document-Header-Daten werden mit @ als _dokdata-Parameter übergebe
extraparam: { _dokdata: getEevaFormData },
i
$.extend(true,$.jgrid.inlineEdit, {
position: "beforeSelected",
focusField: false,
restoreAfterError: false,
afterrestorefunc: function(rowId) {
updateButtonState($grid, rowId);
setFocusToGrid();
lastSelectedRow = undefined;
},
aftersavefunc: function(rowId, response) {
afterSaveFuncAfterAdd.call(this, rowId, response);
},
oneditfunc: function(rowId) {
onInlineEdit(rowId);
updateButtonState($grid, rowId);
},
keys: true,
rowID: '_empty',
useDefValues: true,
extraparam: { _dokdata: getEevaFormData },
errorfunc: errorfunc
});
Controller _dokdata-Parameter enthält jetzt Funktionsdefinition mit "ersetzt zu"
function getEevaFormData() {
return JSON.stringify($("#_form").serializeArray());
}
Eigentlich sollte es eine json Zeichenkette enthalten, was dazu führt, dass diese Funktion @ aufruf