private void btnOk_Click(object sender, EventArgs e)
{
this.lblStatus.Text = "Validating input...";
Application.DoEvents();
try
{
FileInfo fi = new FileInfo(this.txtDbLoc.Text);
bool exists = fi.Exists;
Directory.CreateDirectory(fi.DirectoryName);
fi.Create().Close();
if(!exists) fi.Delete();
}
catch
{
Program._genericMessageBox("An error occurred creating the database file; ensure you have permissions to the directory in which you are creating it.", MessageBoxIcon.Error);
return;
}
try
{
using (BoardParser bp = new BoardParser(this.cbBoardURL.Text))
{
if (bp.DetectPageCount() < 1) throw new Exception();
}
}
catch
{
Program._genericMessageBox("An error occured parsing your board URL; ensure the URL is a valid 4chan board.", MessageBoxIcon.Error);
return;
}
this.DialogResult = DialogResult.OK;
this.Close();
}
public void ScrapeBoard()
{
if (this._threadParse != null && this._threadParse.IsAlive)
{
Program._genericMessageBox("A metadata scrape is already in progress. Please wait until the current metadata scrape is complete.", MessageBoxIcon.Warning); return;
}
List<Thread> newThreads = new List<Thread>();
this._threadParse = new SysThread(new ThreadStart(delegate()
{
BoardParser bp = new BoardParser(this._db.URL);
if (this.EnableScrapeAll)
{
int pages = bp.DetectPageCount();
string[] urls = new string[pages];
this.Invoke(new __UpdateStatusText(this.UpdateStatusText), "Grabbing metadata for " + pages + " pages...this may take a while.");
for (int i = 1; i <= pages; i++)
{
urls[pages - i] = this._db.URL.TrimEnd('/') + "/" + (i == 1 ? "" : i.ToString());
}
foreach (string s in urls)
newThreads.AddRange(new BoardParser(s).Parse());
this.EnableScrapeAll = false;
}
else
{
this.Invoke(new __UpdateStatusText(this.UpdateStatusText), "Grabbing metadata...this may take a while.");
newThreads.AddRange(new BoardParser(this._db.URL).Parse());
}
}));
this._threadParse.Start();
while (this._threadParse.IsAlive)
{
Application.DoEvents();
SysThread.Sleep(50);
}
this._db.AddThreads(newThreads);
this.DrawDatabaseTree(this._db);
if (!Directory.Exists(this._db.ImageDir))
Directory.CreateDirectory(this._db.ImageDir);
this._crawlThreads(newThreads, this._db.ImageDir);
this._statusLoopDownloading();
}