private void CheckForUpdates()
{
StatusLabel.Text = "Checking for updates...";
string UpdatesFile = File.ReadAllText("..\\updates.json");
if (UpdatesFile != null && UpdatesFile != string.Empty)
{
updates = Newtonsoft.Json.JsonConvert.DeserializeObject<UpdatesObject>(UpdatesFile);
if (updates == null)
{
Done();
return;
}
using (wc = new WebClient())
{
wc.DownloadProgressChanged += new System.Net.DownloadProgressChangedEventHandler(this.DownloadProgressChanged);
wc.DownloadStringCompleted += new System.Net.DownloadStringCompletedEventHandler(this.DownloadStringAsynCompleted);
System.Uri uri = new System.Uri(updates.location + "updates.json");
wc.DownloadStringAsync(uri);
}
}
else
{
Done();
}
}
private void DownloadStringAsynCompleted(object sender, DownloadStringCompletedEventArgs e)
{
if (e.Cancelled)
{
Done();
}
else if (e.Error != null)
{
Done();
}
else
{
string UpdatesFileFromWeb = e.Result;
if (UpdatesFileFromWeb != null && UpdatesFileFromWeb != string.Empty)
{
updatesFromWeb = Newtonsoft.Json.JsonConvert.DeserializeObject<UpdatesObject>(UpdatesFileFromWeb);
if (updatesFromWeb == null)
{
Done();
return;
}
// If a newer version is on the server.
if (updatesFromWeb.version != null &&
updates.version != null &&
updatesFromWeb.version > updates.version)
{
StatusLabel.Text = "Downloading update...";
try
{
wc.DownloadFileCompleted += new System.ComponentModel.AsyncCompletedEventHandler(this.DownloadFileAsynCompleted);
System.Uri uri = new System.Uri(updates.location + updates.file);
wc.DownloadFileAsync(uri, "..\\update.zip");
}
catch (System.Net.WebException ex)
{
Console.WriteLine("Something went wrong while trying to download an update!");
Done();
}
}
else
{
Done();
}
}
else
{
Done();
}
}
}