public Viewer(ItemRSS item)
{
InitializeComponent();
Result = new StringBuilder();
Result.Append($"<b>{item.Title}</b>");
Result.Append($"<p>{item.PubDate}</p>");
Result.Append("<hr>");
Result.Append($"<p>{item.Description}</p>");
Result.Append("<hr>");
Result.Append($"<p>Ссылка: <a href=\"{item.Link}\">{item.Link}</a></p>");
}
public async Task LoadFeed()
{
XmlTextReader xmlReader;
WebClient wc = new WebClient();
System.IO.Stream stream = null;
if (Properties.Settings.Default.ProxySwitch)
{
WebProxy wp = new WebProxy(Properties.Settings.Default.ProxyURL, Properties.Settings.Default.ProxyPort);
byte[] barr_pass = Convert.FromBase64String(Properties.Settings.Default.ProxyPass);
string pass = Encoding.UTF8.GetString(barr_pass);
wp.Credentials = new NetworkCredential(Properties.Settings.Default.ProxyName, pass);
wc.Proxy = wp;
pass = null;
}
stream = await wc.OpenReadTaskAsync(URL);
if (stream == null)
{
return;
}
xmlReader = new XmlTextReader(stream);
XmlDocument xmlDocument = new XmlDocument();
Items = new ItemsRSS();
try
{
xmlDocument.Load(xmlReader);
xmlReader.Close();
XmlNode channelXmlNode = xmlDocument.GetElementsByTagName("channel")[0];
// LastPubDate = xmlDocument.GetElementsByTagName("pubDate")[0].InnerText;
if (channelXmlNode != null)
{
bool firstElement = true;
foreach (XmlNode channelNode in channelXmlNode.ChildNodes)
{
switch (channelNode.Name)
{
case "title":
Title = channelNode.InnerText;
break;
case "description":
Description = channelNode.InnerText;
break;
case "link":
Link = channelNode.InnerText;
break;
case "item":
ItemRSS chanItem = new ItemRSS(channelNode);
if (firstElement)
{
LastPubDate = chanItem.PubDate;
firstElement = false;
}
Items.Add(chanItem);
break;
}
}
Loaded?.Invoke(this, new EventArgs());
}
else
{
throw new Exception("RSS not found");
}
}
catch (Exception e)
{
throw e;
}
}
public async Task UpdateFeed()
{
System.IO.Stream stream = null;
XmlTextReader xmlReader;
WebClient wc = new WebClient();
if (Properties.Settings.Default.ProxySwitch)
{
WebProxy wp = new WebProxy(Properties.Settings.Default.ProxyURL, Properties.Settings.Default.ProxyPort);
byte[] barr_pass = Convert.FromBase64String(Properties.Settings.Default.ProxyPass);
string pass = Encoding.UTF8.GetString(barr_pass);
wp.Credentials = new NetworkCredential(Properties.Settings.Default.ProxyName, pass);
wc.Proxy = wp;
pass = null;
}
stream = await wc.OpenReadTaskAsync(URL);
if (stream == null)
{
return;
}
xmlReader = new XmlTextReader(stream);
XmlDocument xmlDocument = new XmlDocument();
try
{
xmlDocument.Load(xmlReader);
xmlReader.Close();
XmlNode channelXmlNode = xmlDocument.GetElementsByTagName("channel")[0];
if (channelXmlNode != null)
{
bool firstElement = true;
foreach (XmlNode channelNode in channelXmlNode.ChildNodes)
{
switch (channelNode.Name)
{
case "item":
ItemRSS chanItem = new ItemRSS(channelNode);
if (firstElement)
{
// Console.WriteLine("FIRST ELEMENT");
if (chanItem.PubDate.Equals(LastPubDate))
{
// Console.WriteLine("NO UPDATES");
return;
}
else
{
Items = new ItemsRSS();
Items.Add(chanItem);
LastPubDate = chanItem.PubDate;
}
firstElement = false;
}
else
{
// Console.WriteLine("NEXT ELEMENT");
Items.Add(chanItem);
}
break;
}
}
Update?.Invoke(this, new EventArgs());
}
else
{
throw new Exception("RSS not found");
}
}
catch (Exception e)
{
throw e;
}
}