private static void RotateCacheFiles([NotNull] FileInfo cacheFile)
{
if (cacheFile.Exists)
{
double hours = 999.9;
if (File.Exists(cacheFile.FullName + ".0"))
{
// see when the last rotate was, and only rotate if its been at least an hour since the last save
DateTime dt = File.GetLastWriteTime(cacheFile.FullName + ".0");
hours = DateTime.Now.Subtract(dt).TotalHours;
}
if (hours >= 24.0) // rotate the save file daily
{
for (int i = 8; i >= 0; i--)
{
string fn = cacheFile.FullName + "." + i;
if (File.Exists(fn))
{
string fn2 = cacheFile.FullName + "." + (i + 1);
if (File.Exists(fn2))
{
File.Delete(fn2);
}
File.Move(fn, fn2);
}
}
File.Copy(cacheFile.FullName, cacheFile.FullName + ".0");
}
}
}
public string ScrapeURLToFile(string url, bool force_download = false, Dictionary <string, string> additional_headers = null)
{
string cache_key = StreamMD5.FromText(url);
string directory = Path.GetFullPath(Path.Combine(base_directory, cache_key.Substring(0, 2)));
string filename = Path.GetFullPath(Path.Combine(directory, cache_key));
if (!File.Exists(filename) || force_download)
{
Utilities.Files.DirectoryTools.CreateDirectory(directory);
// Crude throttle
if (true)
{
while (DateTime.UtcNow.Subtract(last_scrape_time).TotalMilliseconds < throttle_ms)
{
Thread.Sleep(50);
}
last_scrape_time = DateTime.UtcNow;
}
Logging.Info("Downloading from {0}", url);
using (WebClient client = new WebClient())
{
if (null != additional_headers)
{
foreach (var pair in additional_headers)
{
client.Headers.Add(pair.Key, pair.Value);
}
}
if (!String.IsNullOrEmpty(userAgent))
{
client.Headers.Add("User-agent", userAgent);
}
string temp_filename = filename + ".tmp";
try
{
client.DownloadFile(url, temp_filename);
}
catch (WebException ex)
{
File.WriteAllText(temp_filename, ex.ToString());
}
File.Delete(filename);
File.Move(temp_filename, filename);
}
string filename_manifest = Path.GetFullPath(Path.Combine(base_directory, @"manifest.txt"));
string manifest_line = String.Format("{0}\t{1}", cache_key, url);
using (StreamWriter sw = File.AppendText(filename_manifest))
{
sw.WriteLine(manifest_line);
}
}
return(filename);
}
// ------------------------------------------------------------------------------------------------------------------------------------------------------------------
// --- The equivalent protobuf versions
// ------------------------------------------------------------------------------------------------------------------------------------------------------------------
#if !HAS_NO_PROTOBUF
public static void ProtoSave <T>(string filename, T animal_to_save)
{
string redundant_filename = filename + REDUNDANT;
ProtoSave_NotRedundant <T>(redundant_filename, animal_to_save);
File.Delete(filename);
File.Move(redundant_filename, filename);
}
public static void SaveRedundant(string filename, object animal_to_save)
{
string redundant_filename = filename + REDUNDANT;
Save(redundant_filename, animal_to_save);
File.Delete(filename);
File.Move(redundant_filename, filename);
}
// ------------------------------------------------------------------------------------------------------------------------------------------------------------------
// --- The equivalent text versions
// ------------------------------------------------------------------------------------------------------------------------------------------------------------------
public static void TextSave(string filename, string animal_to_save)
{
string redundant_filename = filename + REDUNDANT;
TextSave_NotRedundant(redundant_filename, animal_to_save);
File.Delete(filename);
File.Move(redundant_filename, filename);
}
private void BackupFile(string file)
{
var path = Path.Combine(this._basePath, "BannerLordLauncher Backups");
try
{
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
}
catch (Exception e)
{
this.Log().Error(e);
return;
}
if (!File.Exists(file))
{
return;
}
var ext = Path.GetExtension(file);
var i = 0;
var newFile = Path.ChangeExtension(file, $"{ext}.{i:D3}");
Debug.Assert(newFile != null, nameof(newFile) + " != null");
newFile = Path.Combine(path, Path.GetFileName(newFile));
while (File.Exists(newFile))
{
i++;
newFile = Path.ChangeExtension(file, $"{ext}.{i:D3}");
Debug.Assert(newFile != null, nameof(newFile) + " != null");
newFile = Path.Combine(path, Path.GetFileName(newFile));
}
if (i > 999)
{
return;
}
try
{
Debug.Assert(file != null, nameof(file) + " != null");
File.Move(file, newFile);
}
catch (Exception e)
{
this.Log().Error(e);
}
}
public static bool MoveSafelyWithOverwriting(string source, string target)
{
if (File.Exists(source))
{
if (File.Exists(target))
{
File.Delete(target);
}
File.Move(source, target);
return(true);
}
return(false);
}
private static void MoveHomeLibraryToGuest()
{
try
{
string OLD_BASE_PATH = Path.GetFullPath(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), @"Quantisle/Qiqqa"));
if (Directory.Exists(OLD_BASE_PATH))
{
string NEW_BASE_PATH = Path.GetFullPath(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), @"Quantisle/Qiqqa/Guest"));
// Check that we have the Guest directory
if (!Directory.Exists(NEW_BASE_PATH))
{
Logging.Info("Guest directory does not exist, so creating it");
Directory.CreateDirectory(NEW_BASE_PATH);
}
// Move the documents if we have them
string old_documents_path = Path.GetFullPath(Path.Combine(OLD_BASE_PATH, @"documents"));
if (Directory.Exists(old_documents_path))
{
Logging.Info("Old style documents path exists, so moving it");
string new_documents_path = Path.GetFullPath(Path.Combine(NEW_BASE_PATH, @"documents"));
Directory.Move(old_documents_path, new_documents_path);
}
// Move the application files if we have them
string[] application_filenames = new string[]
{
"Qiqqa.configuration", "Qiqqa.most_recently_read", "Qiqqa.utilisation"
};
foreach (string application_filename in application_filenames)
{
string old_filename = OLD_BASE_PATH + application_filename;
if (File.Exists(old_filename))
{
Logging.Info("Old style filename exists, so moving it ({0})", old_filename);
string new_filename = Path.GetFullPath(Path.Combine(NEW_BASE_PATH, application_filename));
File.Move(old_filename, new_filename);
}
}
}
}
catch (Exception ex)
{
Logging.Error(ex, "Upgrade V003-to-V004 failure");
}
}
public void SyncToDisk()
{
if (!_disableDiskCache)
{
Utils.Status("Syncing VFS Cache");
lock (this)
{
if (!_isDirty)
{
return;
}
try
{
_isSyncing = true;
if (File.Exists("vfs_cache.bin_new"))
{
File.Delete("vfs_cache.bin_new");
}
using (var fs = File.OpenWrite("vfs_cache.bin_new"))
using (var bw = new BinaryWriter(fs))
{
Utils.Log($"Syncing VFS to Disk: {_files.Count} entries");
foreach (var f in _files.Values)
{
f.Write(bw);
}
}
if (File.Exists("vfs_cache.bin"))
{
File.Delete("vfs_cache.bin");
}
File.Move("vfs_cache.bin_new", "vfs_cache.bin");
_isDirty = false;
}
finally
{
_isSyncing = false;
}
}
}
}
public void SyncToDisk()
{
if (!_disableDiskCache)
{
Utils.Status("Syncing VFS Cache");
lock (this)
{
try
{
_isSyncing = true;
if (File.Exists("vfs_cache.bin_new"))
{
File.Delete("vfs_cache.bin_new");
}
using (var fs = File.OpenWrite("vfs_cache.bin_new"))
using (var bw = new BinaryWriter(fs))
{
bw.Write(Encoding.ASCII.GetBytes(Magic));
bw.Write(FileVersion);
Utils.Log($"Syncing VFS to Disk: {_files.Count} entries");
foreach (var f in _files.Values)
{
f.Write(bw);
}
}
if (File.Exists("vfs_cache.bin"))
{
File.Delete("vfs_cache.bin");
}
File.Move("vfs_cache.bin_new", "vfs_cache.bin");
}
finally
{
_isSyncing = false;
}
}
}
}
public static void Rotate(string filenameBase)
{
if (File.Exists(filenameBase))
{
for (int i = 8; i >= 0; i--)
{
string fn = filenameBase + "." + i;
if (File.Exists(fn))
{
string fn2 = filenameBase + "." + (i + 1);
if (File.Exists(fn2))
{
File.Delete(fn2);
}
File.Move(fn, fn2);
}
}
File.Copy(filenameBase, filenameBase + ".0");
}
}
public static object LoadRedundant(string filename)
{
try
{
return(Load(filename));
}
catch
{
// Check if there is a redundant file to fall back on
string redundant_filename = filename + REDUNDANT;
if (File.Exists(redundant_filename))
{
File.Delete(filename);
File.Move(redundant_filename, filename);
return(Load(filename));
}
else
{
throw;
}
}
}
public static T ProtoLoad <T>(string filename)
{
try
{
return(ProtoLoad_NotRedundant <T>(filename));
}
catch (Exception ex)
{
// Check if there is a redundant file to fall back on
string redundant_filename = filename + REDUNDANT;
if (File.Exists(redundant_filename))
{
File.Delete(filename);
File.Move(redundant_filename, filename);
return(ProtoLoad_NotRedundant <T>(filename));
}
else
{
throw ex;
}
}
}
public static object LoadRedundant(string filename)
{
try
{
return(Load(filename));
}
catch (Exception ex)
{
Logging.Error(ex, $"LoadRedundant: failed to load '{filename}'. Checking if there's a redundant copy.");
// Check if there is a redundant file to fall back on
string redundant_filename = filename + REDUNDANT;
if (File.Exists(redundant_filename))
{
File.Delete(filename);
File.Move(redundant_filename, filename);
return(Load(filename));
}
else
{
throw;
}
}
}
public override void Move(string sourceFileName, string destFileName)
{
AfsFile.Move(sourceFileName, destFileName);
}