/// <summary>
/// Check for the update of one installed product.
/// </summary>
private void WebCheckProduct()
{
string statusText;
Product webCheckProduct = m_localProducts[0];
m_localProducts.RemoveAt(0);
statusText = "Checking for installed product updates online.";
ProgressForm.Status = statusText;
ProgressTray.Status = statusText;
m_currentTask = new WebCheck(webCheckProduct);
m_currentTask.TaskDone += new TaskActionEventHandler(OnWebCheckDone);
m_currentTask.TaskError += new TaskErrorEventHandler(OnTaskError);
m_currentTask.Start();
}
/// <summary>
/// Download the update for one updatable product.
/// </summary>
private void WebDownload()
{
string statusText;
Product webProduct = m_updateProducts[0];
m_updateProducts.RemoveAt(0);
statusText = "Downloading update for " + webProduct.Name + ".";
ProgressForm.Status = statusText;
ProgressTray.Status = statusText;
m_currentTask = new WebDownload(webProduct);
m_currentTask.TaskDone += new TaskActionEventHandler(OnWebDownloadDone);
m_currentTask.TaskError += new TaskErrorEventHandler(OnTaskError);
m_currentTask.Start();
}
/// <summary>
/// Called when an installer is finished downloading
/// </summary>
private void OnWebDownloadDone(object sender, TaskActionEventArgs ev)
{
Task evTask = sender as Task;
if (ev.Partial)
{
string statusText = "Downloading update ... " + ev.ProgressPct + "%";
ProgressForm.Status = statusText;
ProgressTray.Status = statusText;
// If this is a partial result, update the progress form with
// a new % of progress.
ProgressForm.Progress = ev.ProgressPct;
}
else
{
// Add the product to the queue of installable product.s
m_installableProducts.Add(evTask.TaskProduct);
m_currentTask = null;
// Run the next task.
RunCurrentStep();
}
}
/// <summary>
/// Called when a product update data has been fetched online.
/// </summary>
private void OnWebCheckDone(object sender, TaskActionEventArgs ev)
{
Task evTask = sender as Task;
// We don't care about partial results.
if (ev.Partial)
{
// Just update the progress bar.
ProgressForm.Progress = ev.ProgressPct;
}
else
{
// Compare the version.
if (Misc.LaterVersion(evTask.TaskProduct.LocalVersion, evTask.TaskProduct.WebVersion))
{
m_updateProducts.Add(evTask.TaskProduct);
}
m_currentTask = null;
RunCurrentStep();
}
}
private void OnTaskError(object sender, TaskErrorEventArgs ev)
{
string statusText;
// Dump the stacktrace of the exception in a file so it may useful
// to debug problems.
if (ev.Exception != null)
{
string logPath = Path.Combine(Path.GetTempPath(), "TeamboxUpdater.log");
FileStream exFile = null;
StreamWriter exStream = null;
try
{
exFile = new FileStream(logPath, FileMode.Create, FileAccess.Write);
exStream = new StreamWriter(exFile);
exStream.WriteLine(ev.Exception.ToString());
}
catch (Exception) { }
finally
{
if (exStream != null) exStream.Flush();
if (exFile != null) exFile.Close();
}
}
// If webcheck fails, this may be because of a lack of connectivity. Just
// show a warning and don't bother the user.
if (m_currentTask is WebCheck)
{
statusText = "Could not check for updates. Will retry later.";
ProgressTray.Warning(
"Teambox Update", statusText,
5);
ProgressTray.Status = statusText;
ProgressForm.Status = statusText;
DelayClose(10);
return;
}
// If the download or the installed failed to run, show an error message.
if (m_currentTask is WebDownload)
{
statusText = "Failed to download update for " + m_currentTask.TaskProduct.Name + ".";
ProgressTray.Error("Teambox Update", statusText, 10);
ProgressTray.Status = statusText;
ProgressForm.Status = statusText;
}
if (m_currentTask is Installer)
{
statusText = "Error while installing update for " + m_currentTask.TaskProduct.Name + ".";
ProgressTray.Error("Teambox Update", statusText, 10);
ProgressTray.Status = statusText;
ProgressForm.Status = statusText;
}
m_gotError = true;
m_currentTask = null;
DelayClose(30);
}
/// <summary>
/// Called when an installer is done running.
/// </summary>
private void OnInstallDone(object sender, TaskActionEventArgs ev)
{
Task evTask = sender as Task;
m_currentTask = null;
// Run the next task.
RunCurrentStep();
}
/// <summary>
/// Start the installer for one updatable product.
/// </summary>
private void InstallProduct()
{
string statusText;
Product installProduct = m_installableProducts[0];
m_installableProducts.RemoveAt(0);
statusText = "Installing update for " + installProduct.Name + ".";
ProgressForm.Status = statusText;
ProgressForm.Status = statusText;
m_currentTask = new Installer(installProduct);
m_currentTask.TaskDone += new TaskActionEventHandler(OnInstallDone);
m_currentTask.TaskError += new TaskErrorEventHandler(OnTaskError);
m_currentTask.Start();
// Disable the cancel button.
ProgressForm.Cancellable = false;
}
