private bool ValidateLayout()
{
var itemId = Convert.ToInt32(Request.QueryString["id"]);
var provider = new LinqIt.UmbracoCustomFieldTypes.UmbracoTreeModuleProvider(Request.QueryString["id"]);
var placeholderData = provider.GetPlaceholderData();
var layout = provider.GetLayout();
var cells = layout.GetPlaceholderCells();
foreach (var placeholder in placeholderData.Keys.Where(k => placeholderData[k].Items.Any()))
{
var cell = cells.Where(c => string.Compare(c.Key, placeholder, true) == 0).FirstOrDefault();
if (cell == null)
{
// A placeholder does not exist in the current layout with the given key
return false;
}
if (placeholderData[placeholder].Items.Where(i => i.ColumnSpan > cell.ColumnSpan).Any())
{
// A module exists which is too large to fit in the current cell
return false;
}
}
return true;
}
private bool ValidateLayout()
{
var provider = new LinqIt.UmbracoCustomFieldTypes.UmbracoTreeModuleProvider(Request.QueryString["id"]);
var placeholderData = provider.GetPlaceholderData();
GridLayout layout;
if (!string.IsNullOrEmpty(LayoutClass))
{
var layoutClassType = Type.GetType(LayoutClass);
if (layoutClassType == null)
throw new ApplicationException("Invalid Layout Class Type : " + LayoutClass);
var layoutClass = Activator.CreateInstance(layoutClassType) as IGridModuleControl;
if (layoutClass == null)
throw new ApplicationException("The layout class must implement IGridModuleControl");
layout = layoutClass.GetGridLayout();
}
else
layout = provider.GetLayout();
var cells = layout.GetPlaceholderCells();
foreach (var placeholder in placeholderData.Keys.Where(k => placeholderData[k].Items.Any()))
{
var cell = cells.Where(c => string.Compare(c.Key, placeholder, true) == 0).FirstOrDefault();
if (cell == null)
{
// A placeholder does not exist in the current layout with the given key
return false;
}
if (placeholderData[placeholder].Items.Where(i => i.ColumnSpan > cell.ColumnSpan).Any())
{
// A module exists which is too large to fit in the current cell
return false;
}
}
return true;
}
public static JSONObject HandleChange(JSONArray request)
{
var provider = new LinqIt.UmbracoCustomFieldTypes.UmbracoTreeModuleProvider(HttpContext.Current.Request.QueryString["itemId"]);
var placeholderData = provider.GetPlaceholderData();
var layout = provider.GetLayout().Rows.SelectMany(r => r.Cells).ToArray();
var result = layout.ToDictionary(cell => cell.Key, cell => new GridPlaceholderData(cell.Key, cell.ColumnSpan));
var response = new JSONObject();
var messages = new JSONArray();
response.AddValue("messages", messages);
foreach (JSONObject replacement in request.Values)
{
var from = (string) replacement["from"];
var id = (string) replacement["id"];
var to = (string) replacement["to"];
var message = new JSONObject();
message.AddValue("ph", from);
message.AddValue("id", id);
if (string.IsNullOrEmpty(to))
{
message.AddValue("type", "alert");
message.AddValue("text", _removedMessage);
}
else
{
var oldItem = placeholderData[from].Items.Where(i => i.Id == id).FirstOrDefault();
var newItem = provider.GetItem(id);
newItem.ColumnSpan = oldItem.ColumnSpan;
var cell = result[to];
if (cell.Items.Where(i => i.Id == newItem.Id).Any())
{
message.AddValue("type", "alert");
message.AddValue("text", _duplicateMessage);
}
else
{
if (cell.Span < newItem.ColumnSpan)
{
newItem.ColumnSpan = provider.GetItemColumnOptions(id).Where(o => o <= cell.Span).Max();
message.AddValue("type", "info");
message.AddValue("text", string.Format(_resizedMessage, newItem.ColumnSpan));
}
else
{
message.AddValue("type", "ok");
}
cell.AddItem(newItem);
}
}
messages.AddValue(message);
}
response.AddValue("hiddenId", HttpContext.Current.Request.QueryString["hiddenId"]);
var values = new JSONArray();
values.AddRange(result.Values.Select(v => v.ToJSON()).ToArray());
response.AddValue("value", values.ToString());
return response;
}
private void RenderOutput(HtmlWriter writer)
{
var provider = new LinqIt.UmbracoCustomFieldTypes.UmbracoTreeModuleProvider(Request.QueryString["itemId"]);
var placeholderData = provider.GetPlaceholderData();
var layout = provider.GetLayout();
var cells = layout.GetPlaceholderCells();
foreach (var placeholder in placeholderData.Keys.Where(k => placeholderData[k].Items.Any()))
{
writer.AddAttribute("ref", placeholder);
writer.RenderBeginTag(HtmlTextWriterTag.Div, "cell");
writer.RenderFullTag(HtmlTextWriterTag.H3, placeholder);
foreach (var item in placeholderData[placeholder].Items)
{
var cell = cells.Where(c => string.Compare(c.Key, placeholder, true) == 0).FirstOrDefault();
writer.AddAttribute("ref", item.Id);
writer.AddClass("module");
if (item.IsLocal)
writer.AddClass("local");
else
writer.AddClass("global");
writer.RenderBeginTag(HtmlTextWriterTag.Div);
var gridItem = provider.GetItem(item.Id);
writer.RenderFullTag(HtmlTextWriterTag.H4, gridItem.Text);
var columnSpan = item.ColumnSpan;
var options = provider.GetItemColumnOptions(item.Id);
if (cell != null && cell.ColumnSpan < columnSpan)
{
var validOptions = options.Where(o => o <= cell.ColumnSpan);
if (validOptions.Any())
columnSpan = validOptions.Max();
else
cell = null;
}
RenderDropDown(writer, cells, cell, options);
writer.RenderBeginTag(HtmlTextWriterTag.Em);
//if (cell == null)
//{
// writer.RenderFullTag(HtmlTextWriterTag.Span, _removedMessage, "alert");
//}
//else if (columnSpan < item.ColumnSpan)
//{
// writer.RenderFullTag(HtmlTextWriterTag.Span, string.Format(_resizedMessage, columnSpan), "info");
//}
writer.RenderEndTag();
writer.RenderEndTag();
}
writer.RenderEndTag();
}
}
