public override bool OverrideExecuteResult(ControllerContext context)
{
if (context.HttpContext.Request.IsAjaxRequest())
{
var formProvider = FormProvider ?? ControlFormProvider.DefaultFormProvider();
// Return data only
var request = ControlGridFormRequest.Create(context.HttpContext.Request);
if (request.PageSize <= 0)
{
request.PageSize = DefaultPageSize;
}
var response = context.HttpContext.Response;
response.ContentType = "application/json";
response.ContentEncoding = Encoding.UTF8;
if (context.HttpContext.Request.QueryString["subGrid"] == "1")
{
var id = context.HttpContext.Request.Form["id"];
var data = subGridForm.GetSubGridData(id);
WriteJsonData(response, request, data,
data.Count(),
formProvider,
subGridForm.Columns,
subGridForm.GetRowActions(),
x => subGridForm.GetModelId(x), true, false, null, null);
}
else
{
var data = FetchAjaxSource(request);
WriteJsonData(response, request, data,
data.TotalRecords > 0 ? data.TotalRecords : data.Count,
formProvider,
columns.Select(x => (ControlGridFormColumn)x).ToList(),
rowActions.Count > 0 && !HideActionsColumn ? rowActions.Select(x => (IControlGridFormRowAction)x).ToList() : new List <IControlGridFormRowAction>(),
GetModelId, false, enableTreeGrid, treeGridParentId, treeGridHasChildren);
}
return(true);
}
return(base.OverrideExecuteResult(context));
}
public override bool OverrideExecuteResult(ControllerContext context)
{
if (context.HttpContext.Request.IsAjaxRequest())
{
// Return data only
var request = ControlGridFormRequest.Create(context.HttpContext.Request);
if (request.PageSize <= 0)
{
request.PageSize = DefaultPageSize;
}
var data = FetchAjaxSource(request);
var response = context.HttpContext.Response;
response.ContentType = "application/json";
response.ContentEncoding = Encoding.UTF8;
using (var writer = new JsonTextWriter(response.Output)
{
Formatting = Formatting.None
})
{
writer.WriteStartObject();
writer.WritePropertyName("iTotalRecords");
var totalRecords = data.TotalRecords > 0 ? data.TotalRecords : data.Count;
writer.WriteValue(totalRecords);
writer.WritePropertyName("aaData");
writer.WriteStartArray();
var needWriteValueDelimiter = false;
foreach (var item in data)
{
var jsonObject = new JObject();
//foreach (var column in columns)
//{
// if (column.IsCheckbox)
// {
// throw new NotImplementedException();
// }
// else
// {
// jsonObject.Add(column.PropertyName, Convert.ToString(column.HtmlBuilder(item)));
// }
//}
//if (rowActions.Count > 0 && !HideActionsColumn)
//{
// var sb = new StringBuilder();
// sb.Append("<table style=\"margin-left: auto; margin-right: auto; border: none; padding: 0;\">");
// sb.Append("<tr>");
// var rowActionIndex = -1;
// foreach (var action in rowActions)
// {
// rowActionIndex++;
// if (action.VisibleWhenFunc != null && !action.VisibleWhenFunc(item))
// {
// continue;
// }
// sb.Append("<td style=\"border: none; background-color: transparent; padding: 0 2px;\">");
// if (action.IsSubmitButton)
// {
// var value = action.ValueSelector != null ? action.ValueSelector(item) : null;
// var attributes = new RouteValueDictionary();
// if (!string.IsNullOrEmpty(action.CssClass))
// {
// attributes.Add("class", action.CssClass);
// }
// if (!string.IsNullOrEmpty(action.ConfirmMessage))
// {
// attributes.Add("onclick", string.Format("return confirm('{0}');", action.ConfirmMessage));
// }
// attributes.Add("id", "btn" + Guid.NewGuid().ToString("N").ToLowerInvariant());
// attributes.Add("style", "white-space: nowrap;");
// var tagBuilder = new TagBuilder("button");
// tagBuilder.MergeAttribute("type", "submit");
// tagBuilder.MergeAttribute("name", action.Name);
// tagBuilder.InnerHtml = action.Text;
// tagBuilder.MergeAttribute("value", value);
// tagBuilder.MergeAttributes(attributes);
// sb.Append(tagBuilder.ToString(TagRenderMode.Normal));
// }
// else
// {
// var href = action.UrlBuilder != null ? action.UrlBuilder(item) : null;
// var attributes = new RouteValueDictionary();
// if (!string.IsNullOrEmpty(action.CssClass))
// {
// attributes.Add("class", action.CssClass);
// }
// attributes.Add("style", "white-space: nowrap;");
// if (action.IsShowModalDialog)
// {
// attributes.Add("data-toggle", "modal");
// attributes.Add("data-target", "#dlgRowAction_" + rowActionIndex);
// }
// var tagBuilder = new TagBuilder("a");
// tagBuilder.MergeAttribute("href", href ?? "javascript:void(0)");
// tagBuilder.InnerHtml = action.Text;
// tagBuilder.MergeAttributes(attributes);
// sb.Append(tagBuilder.ToString(TagRenderMode.Normal));
// }
// sb.Append("</td>");
// }
// sb.Append("</tr>");
// sb.Append("</table>");
// jsonObject.Add("_RowActions", sb.ToString());
//}
//else
//{
// jsonObject.Add("_RowActions", null);
//}
if (needWriteValueDelimiter)
{
writer.WriteRaw(",");
}
writer.WriteRaw(jsonObject.ToString());
needWriteValueDelimiter = true;
}
writer.WriteEndArray();
writer.WriteEndObject();
writer.Flush();
}
return(true);
}
return(base.OverrideExecuteResult(context));
}
public static ControlGridFormRequest Create(HttpRequestBase request)
{
var result = new ControlGridFormRequest();
var rows = request.Form["rows"];
if (rows != null)
{
result.PageSize = Convert.ToInt32(rows);
}
var page = request.Form["page"];
if (page != null)
{
result.PageIndex = Convert.ToInt32(page);
}
if (result.PageIndex < 1)
{
result.PageIndex = 1;
}
result.NodeId = request.Form["nodeid"];
if (request.Form.AllKeys.Contains("n_level"))
{
var level = request.Form["n_level"];
if (string.IsNullOrEmpty(level))
{
result.NodeLevel = -1;
}
else
{
result.NodeLevel = Convert.ToInt32(request.Form["n_level"]);
}
}
else
{
result.NodeLevel = -1;
}
result.SortColumn = request.Form["sidx"];
result.SortDirection = request.Form["sord"] == "asc";
var isSearch = request.Form["_search"];
if (isSearch == "true")
{
result.Filters = new List <ControlGridFilter>();
var filters = JObject.Parse(request.Form["filters"]);
var rules = (JArray)filters["rules"];
foreach (var rule in rules)
{
ControlGridFilterOperator @operator;
switch (rule["op"].Value <string>())
{
case "eq":
@operator = ControlGridFilterOperator.Equal;
break;
case "ne":
@operator = ControlGridFilterOperator.NotEqual;
break;
case "lt":
@operator = ControlGridFilterOperator.Less;
break;
case "le":
@operator = ControlGridFilterOperator.LessOrEqual;
break;
case "gt":
@operator = ControlGridFilterOperator.Greater;
break;
case "ge":
@operator = ControlGridFilterOperator.GreaterOrEqual;
break;
case "bw":
@operator = ControlGridFilterOperator.BeginsWith;
break;
case "bn":
@operator = ControlGridFilterOperator.NotBeginsWith;
break;
case "in":
@operator = ControlGridFilterOperator.IsIn;
break;
case "ni":
@operator = ControlGridFilterOperator.NotIsIn;
break;
case "ew":
@operator = ControlGridFilterOperator.EndsWith;
break;
case "en":
@operator = ControlGridFilterOperator.NotEndsWith;
break;
case "cn":
@operator = ControlGridFilterOperator.Contains;
break;
case "nc":
@operator = ControlGridFilterOperator.NotContains;
break;
default:
throw new ArgumentOutOfRangeException();
}
result.Filters.Add(new ControlGridFilter
{
Name = rule["field"].Value <string>(),
Operator = @operator,
Value = rule["data"].Value <string>()
});
}
}
return(result);
}
private static void WriteJsonData <TModelRecord>(HttpResponseBase response, ControlGridFormRequest request, ControlGridAjaxData <TModelRecord> data, int totalRecords,
ControlFormProvider formProvider, IList <ControlGridFormColumn> columns, ICollection <IControlGridFormRowAction> rowActions, Func <TModelRecord, object> getModelId, bool isSubGrid, bool isTreeGrid, Func <TModelRecord, dynamic> getParentId, Func <TModelRecord, bool> hasChildren)
{
using (var writer = new JsonTextWriter(response.Output)
{
Formatting = Formatting.None
})
{
writer.WriteStartObject();
writer.WritePropertyName("page");
writer.WriteValue(request.PageIndex);
writer.WritePropertyName("records");
writer.WriteValue(totalRecords);
writer.WritePropertyName("total");
writer.WriteValue((int)Math.Ceiling((totalRecords * 1d) / request.PageSize));
if (data.Callbacks.Count > 0)
{
writer.WritePropertyName("callback");
writer.WriteValue(string.Join("", data.Callbacks));
}
writer.WritePropertyName("rows");
writer.WriteStartArray();
var needWriteValueDelimiter = false;
foreach (TModelRecord item in data)
{
var jsonObject = new JObject {
{ "_id", Convert.ToString(getModelId(item)) }
};
foreach (var column in columns)
{
jsonObject.Add(column.PropertyName, Convert.ToString(column.BuildHtml(item)));
}
if (isTreeGrid)
{
jsonObject.Add("_level", request.NodeLevel + 1);
jsonObject.Add("_parentId", getParentId(item));
jsonObject.Add("_isLeaf", !hasChildren(item));
jsonObject.Add("_isExpanded", false);
}
if (rowActions.Count > 0)
{
var sb = new StringBuilder();
sb.Append("<table style=\"margin-left: auto; margin-right: auto; border: none; padding: 0;\">");
sb.Append("<tr>");
foreach (var action in rowActions)
{
if (!action.IsVisible(item))
{
continue;
}
var enabled = action.IsEnable(item);
var attributes = new RouteValueDictionary(action.GetAttributes(item));
sb.Append("<td style=\"border: none; background-color: transparent; padding: 0 2px;\">");
if (action.IsSubmitButton)
{
var value = action.GetValue(item);
var cssClass =
(formProvider.GetButtonSizeCssClass(action.ButtonSize) + " " +
formProvider.GetButtonStyleCssClass(action.ButtonStyle) + " " + action.CssClass).Trim();
if (!string.IsNullOrEmpty(cssClass))
{
attributes.Add("class", cssClass);
}
if (!enabled)
{
attributes.Add("disabled", "disabled");
}
if (!string.IsNullOrEmpty(action.ClientClickCode))
{
attributes.Add("onclick", action.ClientClickCode);
}
else
{
if (!string.IsNullOrEmpty(action.ConfirmMessage))
{
attributes.Add("onclick", string.Format("return confirm('{0}');", action.ConfirmMessage));
}
}
attributes.Add("id", "btn" + Guid.NewGuid().ToString("N").ToLowerInvariant());
attributes.Add("style", "white-space: nowrap;");
var tagBuilder = new TagBuilder("button");
tagBuilder.MergeAttribute("type", "submit");
tagBuilder.MergeAttribute("name", action.Name);
tagBuilder.InnerHtml = action.Text;
tagBuilder.MergeAttribute("value", Convert.ToString(value));
tagBuilder.MergeAttributes(attributes, true);
sb.Append(tagBuilder.ToString(TagRenderMode.Normal));
}
else
{
var href = action.GetUrl(item);
var cssClass =
(formProvider.GetButtonSizeCssClass(action.ButtonSize) + " " +
formProvider.GetButtonStyleCssClass(action.ButtonStyle) + " " + action.CssClass).Trim();
if (!string.IsNullOrEmpty(cssClass))
{
if (enabled)
{
attributes.Add("class", cssClass);
}
else
{
attributes.Add("class", cssClass + " disabled");
}
}
else
{
if (!enabled)
{
attributes.Add("class", "disabled");
}
}
attributes.Add("style", "white-space: nowrap;");
if (action.IsShowModalDialog && enabled)
{
attributes.Add("data-toggle", "fancybox");
attributes.Add("data-fancybox-type", "iframe");
attributes.Add("data-fancybox-width", action.ModalDialogWidth);
attributes.Add("data-fancybox-height", action.ModalDialogHeight);
}
var tagBuilder = new TagBuilder("a");
if (enabled)
{
tagBuilder.MergeAttribute("href", href ?? "javascript:void(0)");
}
else
{
tagBuilder.MergeAttribute("href", "javascript:void(0)");
}
tagBuilder.InnerHtml = action.Text;
tagBuilder.MergeAttributes(attributes, true);
sb.Append(tagBuilder.ToString(TagRenderMode.Normal));
}
sb.Append("</td>");
}
sb.Append("</tr>");
sb.Append("</table>");
jsonObject.Add("_RowActions", sb.ToString());
}
else
{
jsonObject.Add("_RowActions", null);
}
if (needWriteValueDelimiter)
{
writer.WriteRaw(",");
}
writer.WriteRaw(jsonObject.ToString());
needWriteValueDelimiter = true;
}
if (isSubGrid && data.UserData.ContainsKey("_RowActions"))
{
if (needWriteValueDelimiter)
{
writer.WriteRaw(",");
}
writer.WriteStartObject();
writer.WritePropertyName("_RowActions");
writer.WriteValue(data.UserData["_RowActions"]);
writer.WriteEndObject();
data.UserData.Remove("_RowActions");
}
writer.WriteEndArray();
if (data.UserData.Count > 0)
{
writer.WritePropertyName("userdata");
writer.WriteStartObject();
foreach (var item in data.UserData)
{
writer.WritePropertyName(item.Key);
writer.WriteValue(item.Value);
}
writer.WriteEndObject();
}
writer.WriteEndObject();
writer.Flush();
}
}