private void BindData(RssFeedDto feed)
{
litRssLastBuildDate.Text = feed.LastBuildDate.ToString();
litRssDescription.Text = feed.Description;
litRssImageUrl.Text = feed.ImageUrl;
litRssImageLink.Text = feed.ImageLink;
litRssImageTitle.Text = feed.ImageTitle;
litRssLanguage.Text = feed.Language;
litRssLink.Text = feed.Link;
litRssTitle.Text = feed.Title;
litRssTtl.Text = feed.Ttl.ToString();
RepeaterRSS.DataSource = feed.Items;
RepeaterRSS.DataBind();
}
private void BindData(RssFeedDto feed)
{
litRssLastBuildDate.Text = feed.LastBuildDate.ToString();
litRssDescription.Text = feed.Description;
litRssImageUrl.Text = feed.ImageUrl;
litRssImageLink.Text = feed.ImageLink;
litRssImageTitle.Text = feed.ImageTitle;
litRssLanguage.Text = feed.Language;
litRssLink.Text = feed.Link;
litRssTitle.Text = feed.Title;
litRssTtl.Text = feed.Ttl.ToString();
RepeaterRSS.DataSource = feed.Items;
RepeaterRSS.DataBind();
}
protected void Page_Load(object sender, EventArgs e)
{
try
{
// Get previous page title and URL
SPSecurity.RunWithElevatedPrivileges(delegate
{
using (SPSite site = new SPSite(SPContext.Current.Web.Url))
{
using (SPWeb web = site.OpenWeb())
{
var idStr = HttpContext.Current.Request.QueryString["List"];
var idViewStr = HttpContext.Current.Request.QueryString["View"];
var fieldTitle = HttpContext.Current.Request.QueryString["T"];
var fieldAuthor = HttpContext.Current.Request.QueryString["A"];
var fieldDate = HttpContext.Current.Request.QueryString["D"];
var fieldBody = HttpContext.Current.Request.QueryString["B"];
var relUrl = HttpContext.Current.Request.QueryString["U"];
var feed = new RssFeedDto();
if (PopulateFromList(feed, web, idStr, idViewStr, fieldTitle, fieldAuthor, fieldDate,
fieldBody,
relUrl))
{
BindData(feed);
Response.AppendHeader("ETag", feed.ETag);
Response.AppendHeader("Last-Modified", feed.LastBuildDate.ToString());
Response.ContentType = "text/xml";
Response.ContentEncoding = Encoding.UTF8;
}
}
}
});
}
catch (Exception ex)
{
}
}
protected void Page_Load(object sender, EventArgs e)
{
try
{
// Get previous page title and URL
SPSecurity.RunWithElevatedPrivileges(delegate
{
using (SPSite site = new SPSite(SPContext.Current.Web.Url))
{
using (SPWeb web = site.OpenWeb())
{
var idStr = HttpContext.Current.Request.QueryString["List"];
var idViewStr = HttpContext.Current.Request.QueryString["View"];
var fieldTitle = HttpContext.Current.Request.QueryString["T"];
var fieldAuthor = HttpContext.Current.Request.QueryString["A"];
var fieldDate = HttpContext.Current.Request.QueryString["D"];
var fieldBody = HttpContext.Current.Request.QueryString["B"];
var relUrl = HttpContext.Current.Request.QueryString["U"];
var feed = new RssFeedDto();
if (PopulateFromList(feed, web, idStr, idViewStr, fieldTitle, fieldAuthor, fieldDate,
fieldBody,
relUrl))
{
BindData(feed);
Response.AppendHeader("ETag", feed.ETag);
Response.AppendHeader("Last-Modified", feed.LastBuildDate.ToString());
Response.ContentType = "text/xml";
Response.ContentEncoding = Encoding.UTF8;
}
}
}
});
}
catch (Exception ex)
{
}
}
private bool PopulateFromList(RssFeedDto feed, SPWeb web, string listIdStr, string viewIdStr, string fieldTitle, string fieldAuthor, string fieldDate, string fieldBody, string RelURL)
{
try
{
var list = web.Lists[listIdStr];
var limit = int.Parse(GetProperty(list.RootFolder.Properties["vti_rss_ItemLimit"], "30"));
var allItemsLink = SPUtility.ConcatUrls(web.Url, list.DefaultView.Url);
feed.LastBuildDate = list.LastItemModifiedDate;
feed.ETag = list.CurrentChangeToken.ToString();
feed.Description = GetProperty(list.RootFolder.Properties["vti_rss_ChannelDescription"], list.Description);
feed.ImageUrl = ConvertRelativeUrlToAbsoluteUrl(GetProperty(list.RootFolder.Properties["vti_rss_ChannelImageUrl"], list.ImageUrl));
feed.ImageLink = allItemsLink;
feed.ImageTitle = list.Title;
feed.Language = web.UICulture.Name;
feed.Link = allItemsLink;
feed.Title = GetProperty(list.RootFolder.Properties["vti_rss_ChannelTitle"], list.Title);
feed.XsltLink = web.Url + "/_layouts/RssXslt.aspx?List=" + list.ID;
feed.Ttl = 60;
for (var i = 0; i < list.Items.Count; i++)
{
try
{
var listItem = list.Items[i];
var feedItem = new RssItem();
var itemUrl = web.Site.RootWeb.Url + RelURL + "?ID=" + listItem.ID;
feedItem.PermalinkGuid = itemUrl;
feedItem.Title = listItem[fieldTitle].ToString();
feedItem.Title = Regex.Replace(feedItem.Title, @"<[^>]+>| ", "").Trim();
feedItem.Link = itemUrl;
feedItem.Description = listItem[fieldBody] != null ? listItem[fieldBody].ToString() : "";
try
{
feedItem.PubDate = Convert.ToDateTime(listItem[fieldDate].ToString());
}
catch
{
try
{
feedItem.PubDate = Convert.ToDateTime(listItem["Modified"].ToString());
}
catch
{
feedItem.PubDate = DateTime.Today;
}
}
feedItem.Author = listItem[fieldAuthor].ToString();
feed.Items.Add(feedItem);
}
catch (Exception ex)
{
}
}
feed.Items = feed.Items.OrderByDescending(x => x.PubDate).Take(limit).ToList();
return(true);
}
catch (Exception ex)
{
}
return(false);
}
private bool PopulateFromList(RssFeedDto feed, SPWeb web, string listIdStr, string viewIdStr, string fieldTitle, string fieldAuthor, string fieldDate, string fieldBody, string RelURL)
{
try
{
var list = web.Lists[listIdStr];
var limit = int.Parse(GetProperty(list.RootFolder.Properties["vti_rss_ItemLimit"], "30"));
var allItemsLink = SPUtility.ConcatUrls(web.Url, list.DefaultView.Url);
feed.LastBuildDate = list.LastItemModifiedDate;
feed.ETag = list.CurrentChangeToken.ToString();
feed.Description = GetProperty(list.RootFolder.Properties["vti_rss_ChannelDescription"], list.Description);
feed.ImageUrl = ConvertRelativeUrlToAbsoluteUrl(GetProperty(list.RootFolder.Properties["vti_rss_ChannelImageUrl"], list.ImageUrl));
feed.ImageLink = allItemsLink;
feed.ImageTitle = list.Title;
feed.Language = web.UICulture.Name;
feed.Link = allItemsLink;
feed.Title = GetProperty(list.RootFolder.Properties["vti_rss_ChannelTitle"], list.Title);
feed.XsltLink = web.Url + "/_layouts/RssXslt.aspx?List=" + list.ID;
feed.Ttl = 60;
for (var i = 0; i < list.Items.Count; i++)
{
try
{
var listItem = list.Items[i];
var feedItem = new RssItem();
var itemUrl = web.Site.RootWeb.Url + RelURL + "?ID=" + listItem.ID;
feedItem.PermalinkGuid = itemUrl;
feedItem.Title = listItem[fieldTitle].ToString();
feedItem.Title = Regex.Replace(feedItem.Title, @"<[^>]+>| ", "").Trim();
feedItem.Link = itemUrl;
feedItem.Description = listItem[fieldBody] != null ? listItem[fieldBody].ToString() : "";
try
{
feedItem.PubDate = Convert.ToDateTime(listItem[fieldDate].ToString());
}
catch
{
try
{
feedItem.PubDate = Convert.ToDateTime(listItem["Modified"].ToString());
}
catch
{
feedItem.PubDate = DateTime.Today;
}
}
feedItem.Author = listItem[fieldAuthor].ToString();
feed.Items.Add(feedItem);
}
catch (Exception ex)
{
}
}
feed.Items = feed.Items.OrderByDescending(x => x.PubDate).Take(limit).ToList();
return true;
}
catch (Exception ex)
{
}
return false;
}
