private void MigrateCacheDir()
{
int version = CacheVersion;
if (version == CUR_VERSION)
{
return;
}
var legacy_root_path = CoverArtSpec.LegacyRootPath;
if (version < 1)
{
string legacy_artwork_path = Paths.Combine(LegacyPaths.ApplicationData, "covers");
if (!Directory.Exists(legacy_root_path))
{
Directory.Create(legacy_root_path);
if (Directory.Exists(legacy_artwork_path))
{
Directory.Move(new SafeUri(legacy_artwork_path), new SafeUri(legacy_root_path));
}
}
if (Directory.Exists(legacy_artwork_path))
{
Log.InformationFormat("Deleting old (Banshee < 1.0) artwork cache directory {0}", legacy_artwork_path);
Directory.Delete(legacy_artwork_path, true);
}
}
if (version < 2)
{
int deleted = 0;
foreach (string dir in Directory.GetDirectories(legacy_root_path))
{
int size;
string dirname = System.IO.Path.GetFileName(dir);
if (Int32.TryParse(dirname, out size) && !IsCachedSize(size))
{
Directory.Delete(dir, true);
deleted++;
}
}
if (deleted > 0)
{
Log.InformationFormat("Deleted {0} extraneous album-art cache directories", deleted);
}
}
if (version < 3)
{
Log.Information("Migrating album-art cache directory");
var started = DateTime.Now;
int count = 0;
var root_path = CoverArtSpec.RootPath;
if (!Directory.Exists(root_path))
{
Directory.Create(root_path);
}
string sql = "SELECT Title, ArtistName FROM CoreAlbums";
using (var reader = new HyenaDataReader(ServiceManager.DbConnection.Query(sql))) {
while (reader.Read())
{
var album = reader.Get <string>(0);
var artist = reader.Get <string>(1);
var old_file = CoverArtSpec.CreateLegacyArtistAlbumId(artist, album);
var new_file = CoverArtSpec.CreateArtistAlbumId(artist, album);
if (String.IsNullOrEmpty(old_file) || String.IsNullOrEmpty(new_file))
{
continue;
}
old_file = String.Format("{0}.jpg", old_file);
new_file = String.Format("{0}.jpg", new_file);
var old_path = new SafeUri(Paths.Combine(legacy_root_path, old_file));
var new_path = new SafeUri(Paths.Combine(root_path, new_file));
if (Banshee.IO.File.Exists(old_path) && !Banshee.IO.File.Exists(new_path))
{
Banshee.IO.File.Move(old_path, new_path);
count++;
}
}
}
if (ServiceManager.DbConnection.TableExists("PodcastSyndications"))
{
sql = "SELECT Title FROM PodcastSyndications";
foreach (var title in ServiceManager.DbConnection.QueryEnumerable <string> (sql))
{
var old_digest = CoverArtSpec.LegacyEscapePart(title);
var new_digest = CoverArtSpec.Digest(title);
if (String.IsNullOrEmpty(old_digest) || String.IsNullOrEmpty(new_digest))
{
continue;
}
var old_file = String.Format("podcast-{0}.jpg", old_digest);
var new_file = String.Format("podcast-{0}.jpg", new_digest);
var old_path = new SafeUri(Paths.Combine(legacy_root_path, old_file));
var new_path = new SafeUri(Paths.Combine(root_path, new_file));
if (Banshee.IO.File.Exists(old_path) && !Banshee.IO.File.Exists(new_path))
{
Banshee.IO.File.Move(old_path, new_path);
count++;
}
}
}
if (count == 0)
{
ResetScanResultCache();
}
Directory.Delete(legacy_root_path, true);
Log.InformationFormat("Migrated {0} files in {1}s", count, DateTime.Now.Subtract(started).TotalSeconds);
}
CacheVersion = CUR_VERSION;
}
private void AssertDigested(string original, string expected)
{
Assert.AreEqual(expected, CoverArtSpec.Digest(original));
}