public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters == null || parameters.Length != 1)
throw new ImpressionInterpretException("Filter " + Keyword + " expects 1 parameter.");
var enumerable = obj as IEnumerable;
if (enumerable == null)
return null;
int pageNumber = 1;
object pageNumberObject = bag["Page.Number"];
if (pageNumberObject != null) {
Int32.TryParse(pageNumberObject.ToString(), out pageNumber);
if (pageNumber < 1)
pageNumber = 1;
}
int pageSize = 12;
string pageSizeString = parameters[0];
object pageSizeObject = bag["Page.Size"];
if (pageSizeObject != null) {
pageSizeString = pageSizeObject.ToString();
}
Int32.TryParse(pageSizeString, out pageSize);
if (pageSize < 1)
pageSize = 12;
int i = 0, start = (pageNumber - 1)*pageSize, end = (pageNumber*pageSize)-1;
var list = new ModelListWithPages(pageSize);
// add the "paged" items
foreach(var item in enumerable) {
if (i >= start && i <= end)
list.Add(item);
i++;
}
// add the pages
var totalPages = (int)Math.Ceiling(i / (double)pageSize);
var totalPages0 = totalPages - 1;
var pageNumber0 = pageNumber - 1;
for (i = 0; i < totalPages; i++) {
list.Pages.Add( new PageModel {
Current = (i == pageNumber0),
First = (i == 0),
Last = (i == (totalPages0)),
Number = (i+1),
Url = "?page=" + (i+1)
} );
}
list.FirstPage = list.Pages[0];
list.PrevPage = pageNumber != 1 ? list.Pages[pageNumber0-1]: null;
list.CurrentPage = list.Pages[pageNumber0];
list.NextPage = pageNumber != totalPages ? list.Pages[pageNumber]: null;
list.LastPage = list.Pages[totalPages0];
return list;
}
public object Run(object obj, string[] parameters, IPropertyBag bag, IMarkupBase markup)
{
if (parameters == null || parameters.Length != 1)
{
throw new ImpressionInterpretException("Filter " + Keyword + " expects 1 parameter.");
}
var enumerable = obj as IEnumerable;
if (enumerable == null)
{
return(null);
}
int pageNumber = 1;
object pageNumberObject = bag["Page.Number"];
if (pageNumberObject != null)
{
Int32.TryParse(pageNumberObject.ToString(), out pageNumber);
if (pageNumber < 1)
{
pageNumber = 1;
}
}
int pageSize = 12;
string pageSizeString = parameters[0];
object pageSizeObject = bag["Page.Size"];
if (pageSizeObject != null)
{
pageSizeString = pageSizeObject.ToString();
}
Int32.TryParse(pageSizeString, out pageSize);
if (pageSize < 1)
{
pageSize = 12;
}
int i = 0, start = (pageNumber - 1) * pageSize, end = (pageNumber * pageSize) - 1;
var list = new ModelListWithPages(pageSize);
// add the "paged" items
foreach (var item in enumerable)
{
if (i >= start && i <= end)
{
list.Add(item);
}
i++;
}
// add the pages
var totalPages = (int)Math.Ceiling(i / (double)pageSize);
var totalPages0 = totalPages - 1;
var pageNumber0 = pageNumber - 1;
for (i = 0; i < totalPages; i++)
{
list.Pages.Add(new PageModel {
Current = (i == pageNumber0),
First = (i == 0),
Last = (i == (totalPages0)),
Number = (i + 1),
Url = "?page=" + (i + 1)
});
}
list.FirstPage = list.Pages[0];
list.PrevPage = pageNumber != 1 ? list.Pages[pageNumber0 - 1]: null;
list.CurrentPage = list.Pages[pageNumber0];
list.NextPage = pageNumber != totalPages ? list.Pages[pageNumber]: null;
list.LastPage = list.Pages[totalPages0];
return(list);
}
