/// <summary>
/// Initialize this BOItem.
/// </summary>
/// <param name="source">Current processed source.</param>
/// <param name="item">Current processed RSS-item from given source.</param>
private void Initialize(String source, THashtable item)
{
this.source = source;
this.item = item;
this.link = ((String)item["link"]).Trim();
// Pre-process full description & title
// Trick to eliminate non-UTF-8 characters
this.fullTitle = Strings.CleanChars((String)item["title"]);
if (item.ContainsKey("description") && !BLANK(item["description"]))
{
this.fullDescription = Strings.CleanChars((String)item["description"]);
this.fullDescription = Strings.Replace("\n", "\r\n", this.fullDescription);
this.fullDescription = Strings.Replace("\r\r", "\r", this.fullDescription);
}
this.PreProcessLink();
}
/// <summary>
/// Fetch info from RSS-feed.
/// </summary>
/// <param name="url">Feed url</param>
/// <returns>Resulting array of items</returns>
public static Object[] FetchRss(String url)
{
var items = new TArrayList();
XmlDocument rssXmlDoc = new XmlDocument();
XmlNamespaceManager nsmgr = new XmlNamespaceManager(rssXmlDoc.NameTable);
nsmgr.AddNamespace("dc", "http://purl.org/dc/elements/1.1/");
// Load the RSS file from the RSS URL
try {
rssXmlDoc.Load(url);
}
catch (Exception ex1) {
var matchCollection = Regex.Matches(ex1.Message, "'([^']+)' is an undeclared prefix. Line [0-9]+, position [0-9]+.");
if (matchCollection.Count > 0)
{
var prefix = matchCollection[0].Groups[1].Value;
try
{
var client = new System.Net.WebClient();
var content = (new System.Net.WebClient()).DownloadString(url);
byte[] bytes = Encoding.Default.GetBytes(content);
content = Encoding.UTF8.GetString(bytes);
//content = System.Text.Encoding.UTF8.GetBytes(content).ToString();
var pattern = CAT("<", prefix, ":[^>]+>[^<]+</", prefix, ":[^>]+>");
content = Regex.Replace(content, pattern, "");
rssXmlDoc.LoadXml(content);
}
catch (Exception ex2) {
return(null);
}
}
else
{
return(null);
}
}
// Parse the Items in the RSS file
XmlNodeList rssNodes = rssXmlDoc.SelectNodes("rss/channel/item");
// Iterate through the items in the RSS file
foreach (XmlNode rssNode in rssNodes)
{
var item = new THashtable();
XmlNodeList itemNodes = rssNode.SelectNodes("*");
foreach (XmlNode itemNode in itemNodes)
{
String name = itemNode.Name;
String text = itemNode.InnerXml;
if (text.StartsWith("<![CDATA["))
{
text = text.Replace("<![CDATA[", "").Replace("]]>", "");
}
if (name == "category")
{
if (item[name] == null)
{
item[name] = text;
}
else
{
item[name] += ", " + text;
}
}
else if (name == "dc:creator")
{
THashtable dc = item.ContainsKey("dc") ? (THashtable)item["dc"] : new THashtable();
dc["creator"] = text;
item["dc"] = dc;
}
else if (name == "dc:date")
{
THashtable dc = item.ContainsKey("dc") ? (THashtable)item["dc"] : new THashtable();
dc["date"] = text;
item["dc"] = dc;
}
else
{
item[name] = text;
}
}
items.Add(item);
}
return(items.ToArray());
}
/// <summary>
/// Fill Row from Item.
/// </summary>
/// <param name="oItem">Original Item.</param>
/// <param name="idField">Name of ID field.</param>
/// <param name="count">The number of inserted Row in HTML table.</param>
/// <returns>Resulting Row.</returns>
protected THashtable FillItemRow(THashtable oItem, String idField, int count)
{
var row = new THashtable();
var itemId = INT(oItem[idField]);
var urlTitle = STR(oItem["s_Url"]);
var itemHref = this.context.ImmediateRedirect ?
GetRedirectItemLink(itemId, urlTitle) :
GetViewItemLink(itemId, urlTitle);
row["[#Link]"] = itemHref;
if ((count % 2) == 0)
{
row["[#Shade]"] = "1";
}
if (Config.SHOW_FROM)
{
row["[#Show_From]"] = 1;
}
if (Config.SHOW_IMAGES)
{
row["[#Show_Images]"] = 1;
}
var sourceName = STR(oItem["s_SourceName"]);
row["[#SourceName]"] = sourceName;
row["[#ExtImages]"] = Config.EXT_IMAGES;
row["[#Title]"] = Util.Show(STR(oItem["s_Title"]));
row["[#SourceLink]"] = this.GetLink(Config.INDEX_PAGE, "?p=items&source=", "items/source/", sourceName);
if (this.context.Contains("Name_Category") && oItem.ContainsKey("s_Category") && !NUL(oItem["s_Category"]))
{
row["[#Category]"] = STR(oItem["s_Category"]);
}
if (this.context.Contains("Name_Creator") && oItem.ContainsKey("s_Creator") && !NUL(oItem["s_Creator"]))
{
var s_Creator = STR(oItem["s_Creator"]);
if (s_Creator != null)
{
if (s_Creator.IndexOf("(") != -1)
{
s_Creator = s_Creator.Replace("(", "<br/>(");
}
}
else
{
s_Creator = (String)" "; //TODO -- "" doesn't works somehow, need to investigate
}
row["[#Creator]"] = s_Creator;
}
if (this.context.Contains("Name_Custom1") && oItem.ContainsKey("s_Custom1") && !NUL(oItem["s_Custom1"]))
{
row["[#Custom1]"] = oItem["s_Custom1"];
}
if (this.context.Contains("Name_Custom2") && oItem.ContainsKey("s_Custom2") && !NUL(oItem["s_Custom2"]))
{
row["[#Custom2]"] = oItem["s_Custom2"];
}
var d_Date = Util.ShowTime(STR(oItem["d_Date"]));
if (this.context.IsMobile)
{
d_Date = Strings.Replace("-", " ", d_Date);
}
else
{
if (BLANK(this.context.Api))
{
d_Date = Strings.ReplaceFirst(" ", "<br/>", d_Date);
}
}
row["[#Date]"] = d_Date;
return(row);
}
