public Updater(FileTransfer fileTransfer)
{
this.fileTransfer = fileTransfer;
filesToDelete = new SortedList<string, string>();
filesToDownload = new SortedList<string,TransferFile>();
updaterConfig = new UpdaterConfig();
}
public Updater(FileTransfer fileTransfer)
{
this.fileTransfer = fileTransfer;
filesToDelete = new SortedList <string, string>();
filesToDownload = new SortedList <string, TransferFile>();
updaterConfig = new UpdaterConfig();
}
//loads files for the new Updater version into the download list
private bool LoadUpdaterFilesIntoDownloadList(UpdaterConfig newUpdaterConfig)
{
long size;
string serverPath;
string file;
try
{
serverPath = updaterConfig.AbsUpdaterPathOnServer;
//if the background images shall be updated too
if (newUpdaterConfig.UpdatePictures)
{
//get all background images
foreach (string imagePath in newUpdaterConfig.BackgroundImgList.Values)
{
size = GetFileSize(serverPath + imagePath);
filesToDownload.Add(imagePath, new TransferFile(imagePath, size, imagePath));
}
}
//get executeable of the Updater
file = newUpdaterConfig.UpdaterExe;
size = GetFileSize(serverPath + file);
filesToDownload.Add(file, new TransferFile(file, size, file));
//get the configuration file of the Updater
file = updaterConfigurationFile;
size = GetFileSize(serverPath + file);
filesToDownload.Add(file, new TransferFile(file, size, file));
//get the executeable of the Installer
file = newUpdaterConfig.InstallerExe;
size = GetFileSize(serverPath + file);
filesToDownload.Add(file, new TransferFile(file, size, file));
}
catch (Exception e)
{
ErrorLog.Add(this, e.Message);
return(false);
}
return(true);
}
//loads files for the new Updater version into the download list
private bool LoadUpdaterFilesIntoDownloadList(UpdaterConfig newUpdaterConfig)
{
long size;
string serverPath;
string file;
try
{
serverPath = updaterConfig.AbsUpdaterPathOnServer;
//if the background images shall be updated too
if (newUpdaterConfig.UpdatePictures)
{
//get all background images
foreach (string imagePath in newUpdaterConfig.BackgroundImgList.Values)
{
size = GetFileSize(serverPath + imagePath);
filesToDownload.Add(imagePath, new TransferFile(imagePath, size, imagePath));
}
}
//get executeable of the Updater
file = newUpdaterConfig.UpdaterExe;
size = GetFileSize(serverPath + file);
filesToDownload.Add(file, new TransferFile(file, size, file));
//get the configuration file of the Updater
file = updaterConfigurationFile;
size = GetFileSize(serverPath + file);
filesToDownload.Add(file, new TransferFile(file, size, file));
//get the executeable of the Installer
file = newUpdaterConfig.InstallerExe;
size = GetFileSize(serverPath + file);
filesToDownload.Add(file, new TransferFile(file, size, file));
}
catch (Exception e)
{
ErrorLog.Add(this, e.Message);
return false;
}
return true;
}
//checks if a new version of the Updater is existing and downloads it
private void GetNewUpdater()
{
//configuration file of the new Updater
UpdaterConfig newUpdaterConfig = new UpdaterConfig();
//load configuration file of the new Updater
StatusChanged(this,new StatusEventArgs("Loading new Updater configuration file..."));
if (!newUpdaterConfig.Load(updaterConfig.AbsUpdaterPathOnServer +
updaterConfigurationFile))
{
StatusChanged(this,new StatusEventArgs("Error! Bad Updater configuration file on server."));
MessageBox.Show("Error! Bad Updater configuration file on server.", "Error!", MessageBoxButtons.OK,
MessageBoxIcon.Error);
OnClose(this, EventArgs.Empty);
return;
}
//check if a new version of the Updater is existing
StatusChanged(this,new StatusEventArgs("Checking version..."));
if (Version.ToLong(newUpdaterConfig.VersionNumber) > Version.ToLong(updaterConfig.VersionNumber))
{
//load files into download list
StatusChanged(this,new StatusEventArgs("Creating file list..."));
if (!LoadUpdaterFilesIntoDownloadList(newUpdaterConfig))
{
StatusChanged(this,new StatusEventArgs("Error on creating file list for self-update"));
MessageBox.Show("Error on creating file list for self-update.", "Error!", MessageBoxButtons.OK,
MessageBoxIcon.Error);
OnClose(this, EventArgs.Empty);
return;
}
//create the temporary download folder
StatusChanged(this,new StatusEventArgs("Creating temporary download directory..."));
if (!CreateTempFolder())
{
StatusChanged(this,new StatusEventArgs("Error on creating temporary download directory..."));
MessageBox.Show("Error on creating temporary download directory...", "Error!", MessageBoxButtons.OK,
MessageBoxIcon.Error);
OnClose(this, EventArgs.Empty);
return;
}
//start download
StatusChanged(this,new StatusEventArgs("Downloading..."));
fileTransfer.DownloadFilesAsync(filesToDownload.Values.ToList(), true,
new Uri(updaterConfig.AbsUpdaterPathOnServer), updaterConfig.TempFolder + "/",
delegate(FileTransferResult result) //callback function after download is completed
{
filesToDownload.Clear();
//download successful
if (result == FileTransferResult.Success)
{
InstallUpdater();
NextAction("getNewGame");
}
//download unsuccessful
else
{
MessageBox.Show("Download Failure! Please try again.",
"Failure!",MessageBoxButtons.OK,MessageBoxIcon.Error);
OnClose(this, EventArgs.Empty);
}
}
);
}
else //if no new version of the Updater was found
NextAction("getNewGame");
}
//checks if a new version of the Updater is existing and downloads it
private void GetNewUpdater()
{
//configuration file of the new Updater
UpdaterConfig newUpdaterConfig = new UpdaterConfig();
//load configuration file of the new Updater
StatusChanged(this, new StatusEventArgs("Loading new Updater configuration file..."));
if (!newUpdaterConfig.Load(updaterConfig.AbsUpdaterPathOnServer +
updaterConfigurationFile))
{
StatusChanged(this, new StatusEventArgs("Error! Bad Updater configuration file on server."));
MessageBox.Show("Error! Bad Updater configuration file on server.", "Error!", MessageBoxButtons.OK,
MessageBoxIcon.Error);
OnClose(this, EventArgs.Empty);
return;
}
//check if a new version of the Updater is existing
StatusChanged(this, new StatusEventArgs("Checking version..."));
if (Version.ToLong(newUpdaterConfig.VersionNumber) > Version.ToLong(updaterConfig.VersionNumber))
{
//load files into download list
StatusChanged(this, new StatusEventArgs("Creating file list..."));
if (!LoadUpdaterFilesIntoDownloadList(newUpdaterConfig))
{
StatusChanged(this, new StatusEventArgs("Error on creating file list for self-update"));
MessageBox.Show("Error on creating file list for self-update.", "Error!", MessageBoxButtons.OK,
MessageBoxIcon.Error);
OnClose(this, EventArgs.Empty);
return;
}
//create the temporary download folder
StatusChanged(this, new StatusEventArgs("Creating temporary download directory..."));
if (!CreateTempFolder())
{
StatusChanged(this, new StatusEventArgs("Error on creating temporary download directory..."));
MessageBox.Show("Error on creating temporary download directory...", "Error!", MessageBoxButtons.OK,
MessageBoxIcon.Error);
OnClose(this, EventArgs.Empty);
return;
}
//start download
StatusChanged(this, new StatusEventArgs("Downloading..."));
fileTransfer.DownloadFilesAsync(filesToDownload.Values.ToList(), true,
new Uri(updaterConfig.AbsUpdaterPathOnServer), updaterConfig.TempFolder + "/",
delegate(FileTransferResult result) //callback function after download is completed
{
filesToDownload.Clear();
//download successful
if (result == FileTransferResult.Success)
{
InstallUpdater();
NextAction("getNewGame");
}
//download unsuccessful
else
{
MessageBox.Show("Download Failure! Please try again.",
"Failure!", MessageBoxButtons.OK, MessageBoxIcon.Error);
OnClose(this, EventArgs.Empty);
}
}
);
}
else //if no new version of the Updater was found
{
NextAction("getNewGame");
}
}
