public static void init()
{
NewsConnection connection = new NewsConnection();
connection.Connect("forums.embarcadero.com");
connection.Disconnect();
}
private bool downloadArticle()
{
string server = txtServer.Text;
try
{
// Temporary connection to the server.
NewsConnection connection = new NewsConnection();
connection.Connect(server);
Newsgroup selectedGroup = (Newsgroup)lstGroups.SelectedItem;
Article selectedArticle = (Article)lstArticleHeaders.SelectedItem;
connection.GetArticle(selectedGroup, selectedArticle);
article = selectedArticle.Body;
connection.Disconnect();
if (!articleHistory.ContainsKey(selectedArticle))
{
articleHistory.Add(selectedArticle, article);
}
return(true);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Download Article", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return(false);
}
}
public static void UpdateArticleText(string server, Newsgroup newsgroup, Article article)
{
NewsConnection connection = new NewsConnection();
connection.Connect(server);
string articleText = connection.GetArticle(newsgroup, article);
article.Body = articleText;
}
//ugly overload, fragile, too much duplicated code :(
public static void UpdateGroupArticles(string server, Newsgroup newsGroup)
{
if (newsGroup.Articles == null)
{
NewsConnection connection = new NewsConnection();
connection.Connect(server);
ArticleCollection articles = connection.GetArticleHeaders(newsGroup);
connection.Disconnect();
newsGroup.Articles = articles;
}
}
//good test server: forums.embarcadero.com.
public static NewsgroupCollection GetNewsGroups(string server, List <string> includeList, List <string> excludeList)
{
NewsConnection connection = new NewsConnection();
connection.Connect(server);
NewsgroupCollection groups = connection.GetNewsgroups(includeList, excludeList);
connection.Disconnect();
return(groups);
}
private bool downloadGroups()
{
string server = txtServer.Text;
// add an item to the group filter list
addGroupFilters();
string[] filterList = cboGroupFilters.Text.Split(' ');
try
{
// Temporary connection to the server.
NewsConnection connection = new NewsConnection();
connection.Connect(server);
if (chkFilterGroups.Checked)
{
if (radInclude.Checked)
{
groups = connection.GetNewsgroups(filterList, null);
}
else
{
groups = connection.GetNewsgroups(null, filterList);
}
}
else
{
groups = connection.GetNewsgroups();
}
connection.Disconnect();
return(true);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Download Articles", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return(false);
}
}
private bool downloadArticleHeaders()
{
string server = txtServer.Text;
try
{
// Temporary connection to the server.
NewsConnection connection = new NewsConnection();
connection.Connect(server);
Newsgroup selectedGroup = (Newsgroup)lstGroups.SelectedItem;
if (chkFilterArticles.Checked)
{
int articleLimit;
int.TryParse(txtGetNumber.Text, out articleLimit);
articleHeaders = connection.GetArticleHeaders(selectedGroup, articleLimit);
}
else
{
articleHeaders = connection.GetArticleHeaders(selectedGroup);
}
connection.Disconnect();
if (!groupHistory.ContainsKey(selectedGroup))
{
groupHistory.Add(selectedGroup, articleHeaders);
}
return(true);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Download Newsgroups", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return(false);
}
}
private bool downloadArticle()
{
string server = txtServer.Text;
try
{
// Temporary connection to the server.
NewsConnection connection = new NewsConnection();
connection.Connect(server);
Newsgroup selectedGroup = (Newsgroup)lstGroups.SelectedItem;
Article selectedArticle = (Article)lstArticleHeaders.SelectedItem;
connection.GetArticle(selectedGroup, selectedArticle);
article = selectedArticle.Body;
connection.Disconnect();
if (!articleHistory.ContainsKey(selectedArticle))
{
articleHistory.Add(selectedArticle, article);
}
return true;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Download Article", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return false;
}
}
private bool downloadArticleHeaders()
{
string server = txtServer.Text;
try
{
// Temporary connection to the server.
NewsConnection connection = new NewsConnection();
connection.Connect(server);
Newsgroup selectedGroup = (Newsgroup)lstGroups.SelectedItem;
if (chkFilterArticles.Checked)
{
int articleLimit;
int.TryParse(txtGetNumber.Text, out articleLimit);
articleHeaders = connection.GetArticleHeaders(selectedGroup, articleLimit);
}
else
{
articleHeaders = connection.GetArticleHeaders(selectedGroup);
}
connection.Disconnect();
if (!groupHistory.ContainsKey(selectedGroup))
{
groupHistory.Add(selectedGroup, articleHeaders);
}
return true;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Download Newsgroups", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return false;
}
}
private bool downloadGroups()
{
string server = txtServer.Text;
// add an item to the group filter list
addGroupFilters();
string[] filterList = cboGroupFilters.Text.Split(' ');
try
{
// Temporary connection to the server.
NewsConnection connection = new NewsConnection();
connection.Connect(server);
if (chkFilterGroups.Checked)
{
if (radInclude.Checked)
{
groups = connection.GetNewsgroups(filterList, null);
}
else
{
groups = connection.GetNewsgroups(null, filterList);
}
}
else
{
groups = connection.GetNewsgroups();
}
connection.Disconnect();
return true;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Download Articles", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return false;
}
}
