private void PictureLoadCallback(IAsyncResult result)
{
try {
RequestState2 rs = (RequestState2)result.AsyncState;
// Get the WebRequest from RequestState.
WebRequest req = rs.Request;
// Call EndGetResponse, which produces the WebResponse object
// that came from the request issued above.
WebResponse resp = req.EndGetResponse(result);
if (req.RequestUri.AbsoluteUri == details.PicInlayURL)
{
pictureBox1.Image = Bitmap.FromStream(resp.GetResponseStream());
}
else
if (req.RequestUri.AbsoluteUri == details.PicLoadURL)
{
loadingScreen.Image = Bitmap.FromStream(resp.GetResponseStream());
}
else if (req.RequestUri.AbsoluteUri == details.PicIngameURL)
{
ingameScreen.Image = Bitmap.FromStream(resp.GetResponseStream());
}
resp.Close();
} catch (WebException we) {
MessageBox.Show(we.Message, "Picture Download Error", MessageBoxButtons.OK);
}
}
private void button1_Click(object sender, EventArgs e)
{
CheckedListBox.CheckedIndexCollection selectedItems = checkedListBox1.CheckedIndices;
if (selectedItems.Count > 0)
{
if (folderBrowserDialog1.ShowDialog() == DialogResult.OK)
{
button1.Enabled = false;
filesToDownload = 0;
fileDownloadCount = 0;
for (int f = 0; f < selectedItems.Count; f++)
{
char delimiter = '/';
string[] splitWords = fileList[selectedItems[f]].Split(delimiter);
string localFilePath = folderBrowserDialog1.SelectedPath + "//" + splitWords[splitWords.Length - 1];
if (File.Exists(localFilePath))
{
if (MessageBox.Show(checkedListBox1.Items[selectedItems[f]] + " already exists at this location.\nOverwrite existing file?", "Confirm File Replace", MessageBoxButtons.YesNo, MessageBoxIcon.Warning) == DialogResult.No)
{
continue;
}
}
//spawn requests for file download
filesToDownload++;
if (checkedListBox1.Items[selectedItems[f]] == autoLoadComboBox.Items[autoLoadComboBox.SelectedIndex])
{
autoLoadFilePath = localFilePath;
}
try {
FtpWebRequest webRequest = (FtpWebRequest)WebRequest.Create(fileList[selectedItems[f]]);
webRequest.Method = WebRequestMethods.Ftp.DownloadFile;
// RequestState is a custom class to pass info to the callback
RequestState2 rs2 = new RequestState2();
rs2.index = selectedItems[f];
rs2.Request = webRequest;
IAsyncResult result2 = webRequest.BeginGetResponse(new AsyncCallback(FileDownloadCallback), rs2);
ThreadPool.RegisterWaitForSingleObject(result2.AsyncWaitHandle,
new WaitOrTimerCallback(InfoseekTimeout),
rs2,
(30 * 1000), // 30 second timeout
true
);
} catch (WebException we) {
MessageBox.Show(we.Message, "Connection Error", MessageBoxButtons.OK);
button1.Enabled = true;
}
}
toolStripStatusLabel1.Text = "Downloading " + filesToDownload.ToString() + " files...";
}
}
}
private void InfoseekTimeout(object state, bool timedOut)
{
if (timedOut)
{
RequestState2 reqState = (RequestState2)state;
if (reqState != null)
{
reqState.Request.Abort();
}
MessageBox.Show("Request timed out.", "Connection Error", MessageBoxButtons.OK);
}
}
private void PictureLoadCallbackTimeout(object state, bool timedOut)
{
if (timedOut)
{
RequestState2 reqState = (RequestState2)state;
if (reqState != null)
{
reqState.Request.Abort();
}
MessageBox.Show("Request timed out.", reqState.webURL, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void FileDownloadCallback(IAsyncResult result)
{
try {
RequestState2 rs = (RequestState2)result.AsyncState;
// Get the WebRequest from RequestState.
WebRequest req = rs.Request;
// Call EndGetResponse, which produces the WebResponse object
// that came from the request issued above.
WebResponse resp = req.EndGetResponse(result);
Stream ftpStream = resp.GetResponseStream();
char delimiter = '/';
string[] splitWords = fileList[rs.index].Split(delimiter);
FileStream outputStream = new FileStream(folderBrowserDialog1.SelectedPath + "//" + splitWords[splitWords.Length - 1], FileMode.Create);
long cl = resp.ContentLength;
int bufferSize = 2048;
int readCount;
byte[] buffer = new byte[bufferSize];
readCount = ftpStream.Read(buffer, 0, bufferSize);
while (readCount > 0)
{
outputStream.Write(buffer, 0, readCount);
readCount = ftpStream.Read(buffer, 0, bufferSize);
}
ftpStream.Close();
outputStream.Close();
fileDownloadCount++;
if (fileDownloadCount >= filesToDownload)
{
fileDownloadCount = 0;
toolStripStatusLabel1.Text = "Downloading complete.";
AutoLoadArgs arg = new AutoLoadArgs(autoLoadFilePath);
EnableDownloadButton(true);
OnFileDownloadEvent(this, arg);
}
else
{
toolStripStatusLabel1.Text = "Downloaded " + fileDownloadCount.ToString() + " of " + filesToDownload.ToString() + " files...";
}
resp.Close();
} catch (WebException we) {
MessageBox.Show(we.Message, "File Download Error", MessageBoxButtons.OK);
}
}
public void ShowDetails(String infoId, String _imageLoc)
{
toolStripStatusLabel1.Text = "Querying infoseek...";
details = new InfoDetails();
string param = "id=" + infoId;
pictureBox1.ImageLocation = _imageLoc;
if (checkedListBox1.SelectedItems.Count == 0)
{
button1.Enabled = false;
}
else
{
button1.Enabled = true;
}
try {
lastURL = wos_select + param;
HttpWebRequest webRequest = (HttpWebRequest)WebRequest.Create(lastURL);
webRequest.Method = "GET";
// RequestState is a custom class to pass info to the callback
RequestState2 rs = new RequestState2();
rs.Request = webRequest;
rs.webURL = lastURL;
IAsyncResult result = webRequest.BeginGetResponse(new AsyncCallback(SearchCallback), rs);
ThreadPool.RegisterWaitForSingleObject(result.AsyncWaitHandle,
new WaitOrTimerCallback(InfoseekTimeout),
rs,
(30 * 1000), // 30 second timeout
true
);
this.Show();
} catch (WebException we) {
MessageBox.Show(we.Message, "Connection Error", MessageBoxButtons.OK);
}
}
private void SearchCallback(IAsyncResult result)
{
try {
RequestState2 rs = (RequestState2)result.AsyncState;
//Don't do anything if this isn't the last web request we made
if (rs.webURL != lastURL)
{
rs.Request.EndGetResponse(result);
//rs.Request.Abort();
return;
}
// Get the WebRequest from RequestState.
WebRequest req = rs.Request;
// Call EndGetResponse, which produces the WebResponse object
// that came from the request issued above.
WebResponse resp = req.EndGetResponse(result);
// Start reading data from the response stream.
Stream responseStream = resp.GetResponseStream();
// Store the response stream in RequestState to read
// the stream asynchronously.
xmlReader = new XmlTextReader(responseStream);
xmlDoc = new XmlDocument();
xmlDoc.Load(xmlReader);
xmlReader.Close();
resp.Close();
} catch (WebException we) {
MessageBox.Show(we.Message, "Connection Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
XmlNodeList memberNodes = xmlDoc.SelectNodes("//result");
foreach (XmlNode node in memberNodes)
{
details.ProgramName = GetNodeElement(node, "title");
details.Year = GetNodeElement(node, "year");
details.Publisher = GetNodeElement(node, "publisher");
details.ProgramType = GetNodeElement(node, "type");
details.Language = GetNodeElement(node, "language");
details.Score = GetNodeElement(node, "score");
details.Authors = GetNodeElement(node, "author");
details.Controls = GetNodeElement(node, "joysticks");
details.Protection = GetNodeElement(node, "protectionScheme");
details.Availability = GetNodeElement(node, "availability");
details.Publication = GetNodeElement(node, "publication");
details.MachineType = GetNodeElement(node, "machineType");
details.PicInlayURL = GetNodeElement(node, "picInlay");
details.PicLoadURL = GetNodeElement(node, "picLoad");
details.PicIngameURL = GetNodeElement(node, "picIngame");
}
if (string.IsNullOrEmpty(details.Protection))
{
details.Protection = "Various";
}
UpdateLabelInfo(authorLabel, details.Authors);
UpdateLabelInfo(publicationLabel, details.Publication);
UpdateLabelInfo(availabilityLabel, details.Availability);
UpdateLabelInfo(protectionLabel, details.Protection);
string controls = "";
foreach (char c in details.Controls.ToCharArray())
{
if (c == 'K')
{
controls += "Keyboard, ";
}
else if (c == '1')
{
controls += "IF 2 Left, ";
}
else if (c == '2')
{
controls += "IF 2 Right, ";
}
else if (c == 'C')
{
controls += "Cursor, ";
}
else if (c == 'R')
{
controls += "Redefinable, ";
}
}
UpdateLabelInfo(controlsLabel, controls);
UpdateLabelInfo(machineLabel, details.MachineType);
XmlNodeList fileNodes = xmlDoc.SelectNodes("/result/downloads/file");
foreach (XmlNode node in fileNodes)
{
String full_link = node.SelectSingleNode("link").InnerText;
char delimiter = '/';
string[] splitWords = full_link.Split(delimiter);
String type = node.SelectSingleNode("type").InnerText;
fileList.Add(full_link);
UpdateCheckbox(checkedListBox1, " (" + type + ") " + splitWords[splitWords.Length - 1]);
}
XmlNodeList fileNodes2 = xmlDoc.SelectNodes("/result/otherDownloads/file");
foreach (XmlNode node in fileNodes2)
{
String full_link = node.SelectSingleNode("link").InnerText;
char delimiter = '/';
string[] splitWords = full_link.Split(delimiter);
String type = node.SelectSingleNode("type").InnerText;
fileList.Add(full_link);
UpdateCheckbox(checkedListBox1, " (" + type + ") " + splitWords[splitWords.Length - 1]);
}
toolStripStatusLabel1.Text = "Ready.";
if (details.PicInlayURL != "")
{
try {
HttpWebRequest webRequest = (HttpWebRequest)WebRequest.Create(details.PicInlayURL);
webRequest.Method = WebRequestMethods.Http.Get;
webRequest.UserAgent = "Zero Emulator";
// RequestState is a custom class to pass info to the callback
RequestState2 rs2 = new RequestState2();
rs2.Request = webRequest;
IAsyncResult result2 = webRequest.BeginGetResponse(new AsyncCallback(PictureLoadCallback), rs2);
ThreadPool.RegisterWaitForSingleObject(result2.AsyncWaitHandle,
new WaitOrTimerCallback(InfoseekTimeout),
rs2,
(30 * 1000), // 30 second timeout
true
);
} catch (WebException we) {
MessageBox.Show(we.Message, "Connection Error", MessageBoxButtons.OK);
}
}
if (details.PicLoadURL != "")
{
try {
HttpWebRequest webRequest = (HttpWebRequest)WebRequest.Create(details.PicLoadURL);
webRequest.Method = WebRequestMethods.Http.Get;
webRequest.UserAgent = "Zero Emulator";
// RequestState is a custom class to pass info to the callback
RequestState2 rs2 = new RequestState2();
rs2.Request = webRequest;
IAsyncResult result2 = webRequest.BeginGetResponse(new AsyncCallback(PictureLoadCallback), rs2);
ThreadPool.RegisterWaitForSingleObject(result2.AsyncWaitHandle,
new WaitOrTimerCallback(InfoseekTimeout),
rs2,
(30 * 1000), // 30 second timeout
true
);
} catch (WebException we) {
MessageBox.Show(we.Message, "Connection Error", MessageBoxButtons.OK);
}
}
if (details.PicIngameURL != "")
{
try {
HttpWebRequest webRequest = (HttpWebRequest)WebRequest.Create(details.PicIngameURL);
webRequest.Method = WebRequestMethods.Http.Get;
webRequest.UserAgent = "Zero Emulator";
// RequestState is a custom class to pass info to the callback
RequestState2 rs2 = new RequestState2();
rs2.Request = webRequest;
IAsyncResult result2 = webRequest.BeginGetResponse(new AsyncCallback(PictureLoadCallback), rs2);
ThreadPool.RegisterWaitForSingleObject(result2.AsyncWaitHandle,
new WaitOrTimerCallback(InfoseekTimeout),
rs2,
(30 * 1000), // 30 second timeout
true
);
} catch (WebException we) {
MessageBox.Show(we.Message, "Connection Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
