/// <summary>
/// Checks if Addon file exists
/// </summary>
public static bool AddonExists(AddonsObject addon, bool isIToS)
{
string addonFile = string.Format(addonFileName, addon.file, addon.unicode, addon.fileVersion,
addon.extension);
return(JsonManager.FileExists(MainWindow.settings.TosDataFolder + addonFile));
}
/// <summary>
/// Checks if file exists on the requested uri
/// </summary>
public static bool AddonFileExists(AddonDisplayObject obj)
{
bool exists = true;
AddonsObject addon = obj.currentDisplay.addon;
string useSource = string.Format(addonDownloadUrl, obj.currentDisplay.repo, addon.releaseTag, addon.file,
addon.fileVersion, addon.extension);
Debug.WriteLine("Checking if file exists at: " + useSource);
try
{
using (WebClient testClient = new WebClient())
{
testClient.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12;
Stream stream = testClient.OpenRead(useSource);
stream.Dispose();
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
exists = false;
}
return(exists);
}
/// <summary>
/// Deletes Addon
/// </summary>
public static void DeleteAddon(AddonObject addonObj, bool deleteFolder = true)
{
AddonsObject addon = addonObj.addon;
JsonManager.RemoveFile(MainWindow.settings.TosDataFolder,
string.Format(addonFileName, addon.file, addon.unicode, addon.fileVersion, addon.extension));
if (deleteFolder)
{
RemoveAddonFolder(addonObj.addon);
}
addonObj.isInstalled = false;
}
/// <summary>
/// Processes Download Queue
/// </summary>
private static void ProcessQueue()
{
if (webClient != null && webClient.IsBusy)
{
return;
}
if (DownloadQueue.Count <= 0)
{
return;
}
ServicePointManager.SecurityProtocol = (SecurityProtocolType)3072;
webClient = new NoKeepAliveWebClient();
webClient.CancelAsync();
webClient.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);
AddonsObject addon = DownloadQueue.First().addon.currentDisplay.addon;
string useSource = string.Format(addonDownloadUrl, DownloadQueue.First().addon.currentDisplay.repo,
addon.releaseTag, addon.file, addon.fileVersion, addon.extension);
Debug.WriteLine("Downloading from " + useSource);
string fileName = string.Format(addonFileName, addon.file, addon.unicode, addon.fileVersion,
addon.extension);
Debug.WriteLine(fileName);
webClient.Headers.Add("Accept: text/html, application/xhtml+xml, */*");
webClient.Headers.Add("User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)");
webClient.DownloadDataCompleted += Manager_DownloadComplete;
webClient.DownloadProgressChanged += DownloadQueue.First().ProgressCallback;
webClient.DownloadDataAsync(new Uri(useSource));
if (!DownloadQueue.First().addon.currentDisplay.isDownloading)
{
DownloadQueue.First().addon.currentDisplay.isDownloading = true;
DownloadQueue.First().addon.tabManager.PopulateAddon(DownloadQueue.First().addon, 0, 0);
}
}
/// <summary>
/// Continues Queue on download complete
/// </summary>
private static void Manager_DownloadComplete(object sender, DownloadDataCompletedEventArgs e)
{
try
{
//Debug.WriteLine("DownloadComplete");
if (e.Error != null)
{
//there's been an error downloading the addon for whatever reason
Debug.WriteLine(e.Error.Message);
}
else
{
AddonsObject addon = DownloadQueue.First().addon.currentDisplay.addon;
string filePath = string.Format(addonFileName, addon.file, addon.unicode, addon.fileVersion,
addon.extension);
Debug.WriteLine("Writing to path: " + MainWindow.settings.TosDataFolder + filePath);
File.WriteAllBytes(MainWindow.settings.TosDataFolder + filePath, e.Result);
DownloadDependencies(DownloadQueue.First().addon.currentDisplay.dependencies);
DownloadQueue.First().addon.currentDisplay.IsQueued = false;
DownloadQueue.First().addon.currentDisplay.isInstalled = true;
DownloadQueue.First().addon.currentDisplay.isDownloading = false;
DownloadQueue.First().addon.tabManager.RemoveFromList(DownloadQueue.First().addon);
DownloadQueue.First().addon.tabManager.AddToInstalledAddons(DownloadQueue.First().addon);
CreateAddonFolder(DownloadQueue.First().addon.currentDisplay.addon);
}
isDownloadInProgress = false;
DownloadQueue.Remove(DownloadQueue.First());
ProcessQueue();
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
/// <summary>
/// Removes Addon folder
/// </summary>
private static void RemoveAddonFolder(AddonsObject addon)
{
JsonManager.DeleteFolder(MainWindow.settings.TosAddonFolder + @"\" + addon.file);
}
