private bool ReadDictionaryReferencesFromURI(ref ReferenceDictionaries oRefDicts, string sURI)
{
// open list of available Nayiri dictionaries
WebClient client = new WebClient();
Stream data = null;
TextReader reader = null;
bool nSuccess = true;
//client.Headers.Add("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; .NET CLR 1.0.3705;)"); //if using queries
try
{
data = client.OpenRead(sURI);
reader = new StreamReader(data);
XmlSerializer deserializer = new XmlSerializer(typeof(ReferenceDictionaries));
oRefDicts = (ReferenceDictionaries)deserializer.Deserialize(reader);
}
catch (Exception ex)
{
nSuccess = false;
}
finally
{
if (data != null)
{
data.Close();
}
if (reader != null)
{
reader.Close();
}
}
return(nSuccess);
}
private void lnkUpdateRefDicts_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
{
string sPrimaryURI = Properties.Settings.Default.PrimaryReferenceDictionaryURI;
string sSecondaryURI = Properties.Settings.Default.SecondaryReferenceDictionaryURI;
ReferenceDictionaries oRefDicts = new ReferenceDictionaries();
bool bProceed = true;
if (!ReadDictionaryReferencesFromURI(ref oRefDicts, sPrimaryURI))
{
if (!ReadDictionaryReferencesFromURI(ref oRefDicts, sSecondaryURI))
{
MessageBox.Show("Cannot find dictionary reference XML file!", "HySpell Setup and Diagnostics [Dictionaries]", MessageBoxButtons.OK, MessageBoxIcon.Information);
bProceed = false;
}
}
if (bProceed)
{
// open dialog with listing for user selection
DicionaryReferenceList dlg = new DicionaryReferenceList();
dlg.RefDicts = oRefDicts;
DialogResult dlgResult = dlg.ShowDialog();
if (dlgResult == System.Windows.Forms.DialogResult.OK)
{
Cursor.Current = Cursors.WaitCursor;
string uri = sSecondaryURI.Replace("OnlineDicReferences.xml", "");
string localPath = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + "\\HySpell\\";
if (DownloadDictFile(uri, localPath))
{
DecompressDictFile(localPath + "DictionaryUpdate.zip", localPath);
}
// progam writes the new XML file to the User Application Data under HySpell folder
string sPath = localPath + "OnlineDicReferences.xml";
TextWriter writer = null;
try
{
XmlSerializer xmlSer = new XmlSerializer(typeof(ReferenceDictionaries));
writer = new StreamWriter(sPath);
xmlSer.Serialize(writer, dlg.OutRefDicts);
writer.Close();
}
catch (Exception ex)
{
MessageBox.Show("Error: " + ex.Message, "HySpell Setup and Diagnostics [Dictionaries]", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
finally
{
if (writer != null)
{
writer.Close();
}
}
Cursor.Current = Cursors.Default;
}
}
}