AJAXでMVC3を使用していました。別の AJAX 内で AJAX を使用していました。最初の AJAX 要求では、データと共にコントローラーに適切に送信されます。しかし、AJAX リクエストから戻った後、同じデータを別のアクションに再度投稿しました。しかし、コントローラーに来ると、2回目にデータがnullになります。この問題を解決するのを手伝ってください。
コード
$(document).ready(function () {
$('.deleteitems').live('click', function (e) {
var items = [];
$('.checkall').each(function () {
if ($(this).is(':checked'))
items.push($(this).attr("Id"));
});
var json = JSON.stringify(items);
var perm = $("#Permission").val();
if (items.length != 0) {
if (perm == "True") {
$.ajax({
url: '/ItemControl/ItemControl/Catalogue_Check',
type: 'POST',
dataType: 'json',
data: json,
contentType: 'application/json; charset=utf-8',
success: function (data) {
if (data == "S") {
DelBibsAlso();
}
else {
DelItemsonly();
}
}
});
}
else {
$("#divMes").removeClass("Success");
$("#divMes").addClass("Error");
showError("Sorry you dont have Permission!");
}
}
else {
alert("Select any Items to delete");
e.preventDefault();
}
});
});
function DelItemsonly() {
var items2 = [];
$('.checkall').each(function () {
if ($(this).is(':checked'))
items2.push($(this).attr("Id"));
});
var itemjson = JSON.stringify(items2);
var val = confirm("Are you sure you want to delete these records?");
if (val) {
$.ajax({
url: '/ItemControl/ItemControl/DeleteItems',
type: 'POST',
dataType: 'json',
data: { "id": itemjson, "DelBib": 0 },
contentType: 'application/json; charset=utf-8',
success: function (data) {
e.preventDefault();
$(".t-grid .t-refresh").trigger('click');
$("#divMes").removeClass("Error");
$("#divMes").addClass("Success");
showError("Data Successfully Deleted");
}
});
}
else {
e.preventDefault();
}
}
function DelBibsAlso() {
var items1 = [];
$('.checkall').each(function () {
if ($(this).is(':checked'))
items1.push($(this).attr("Id"));
});
var bibjson = JSON.stringify(items1);
var value = confirm("Do you also want to delete the catalogue record?");
var cond = 0;
if (value) {
var cond = 1;
}
else {
cond = 0;
}
var val = confirm("Are you sure you want to delete these records?");
if (val) {
$.ajax({
url: '/ItemControl/ItemControl/DeleteItems',
type: 'POST',
dataType: 'json',
data: { "id": bibjson, "DelBib": cond },
contentType: 'application/json; charset=utf-8',
success: function (data) {
e.preventDefault();
$(".t-grid .t-refresh").trigger('click');
$("#divMes").removeClass("Error");
$("#divMes").addClass("Success");
showError("Data Successfully Deleted");
}
});
}
else {
e.preventDefault();
}
}
コントローラーコード
public ActionResult Catalogue_Check(string[] id)
{
DeleteItem weed = new DeleteItem();
int[] ints = id.Select(x => int.Parse(x)).ToArray();
var Matched_BibID = (from asd in Db.Items
where ints.Contains(asd.Id)
select asd.BibId).ToList();
foreach (var idd in ints)
{
var bibid = (from bib in Db.Items where bib.Id == idd select bib.BibId).Single();
var checkbib = (from bibchk in Db.Items where bibchk.BibId == bibid && !ints.Contains(bibchk.Id) select bibchk.Id).Count();
if (checkbib == 0)
{
return Json("S", JsonRequestBehavior.AllowGet);
}
}
return Json("N", JsonRequestBehavior.AllowGet);
}
public JsonResult DeleteItems(string[] id, int? DelBib)
{
//var newid = id.Split(',');
DeleteItem weed = new DeleteItem();
int[] ints = id.Select(x => int.Parse(x)).ToArray();
foreach (var a in id)
{
int sel = Convert.ToInt32(a);
Item item = Db.Items.Single(i => i.Id == sel);
int Sess = Convert.ToInt16(Session["AccId"]);
string AdminName = User.Identity.Name;
bool Exist = Db.RouteOuts.Any(itm => itm.ItemId == item.Id);
if (!Exist)
{
weed.DeleteIt(item, Sess, AdminName);
var bibid = (from bib in Db.Items where bib.Id == item.Id select bib.BibId).Single();
var checkbib = (from bibchk in Db.Items where bibchk.BibId == bibid && !ints.Contains(bibchk.Id) select bibchk.Id).Count();
if (checkbib == 0)
{
Db.ExecuteStoreCommand("update Bibs set Status= 'D' where Id={0}", item.BibId);
Db.SaveChanges();
}
}
}
return Json("S", JsonRequestBehavior.AllowGet);
}