public static ArchivedSongVersion Create(Song song, SongDiff diff, AgentLoginData author, SongArchiveReason reason, string notes)
{
var contract = new ArchivedSongContract(song, diff);
var data = XmlHelper.SerializeToXml(contract);
return(song.CreateArchivedVersion(data, diff, author, reason, notes));
}
public EntryRevertedContract RevertToVersion(int archivedSongVersionId)
{
PermissionContext.VerifyPermission(PermissionToken.RestoreRevisions);
return(HandleTransaction(session => {
var archivedVersion = session.Load <ArchivedSongVersion>(archivedSongVersionId);
var song = archivedVersion.Song;
SysLog("reverting " + song + " to version " + archivedVersion.Version);
var fullProperties = ArchivedSongContract.GetAllProperties(archivedVersion);
var warnings = new List <string>();
song.LengthSeconds = fullProperties.LengthSeconds;
song.NicoId = fullProperties.NicoId;
song.Notes.Original = fullProperties.Notes;
song.Notes.English = fullProperties.NotesEng;
song.SongType = fullProperties.SongType;
song.TranslatedName.DefaultLanguage = fullProperties.TranslatedName.DefaultLanguage;
// Artists
SessionHelper.RestoreObjectRefs <ArtistForSong, Artist, ArchivedArtistForSongContract>(
session, warnings, song.AllArtists, fullProperties.Artists,
(a1, a2) => (a1.Artist != null && a1.Artist.Id == a2.Id) || (a1.Artist == null && a2.Id == 0 && a1.Name == a2.NameHint),
(artist, artistRef) => RestoreArtistRef(song, artist, artistRef),
artistForSong => artistForSong.Delete());
// Names
if (fullProperties.Names != null)
{
var nameDiff = song.Names.SyncByContent(fullProperties.Names, song);
SessionHelper.Sync(session, nameDiff);
}
// Weblinks
if (fullProperties.WebLinks != null)
{
var webLinkDiff = WebLink.SyncByValue(song.WebLinks, fullProperties.WebLinks, song);
SessionHelper.Sync(session, webLinkDiff);
}
// Lyrics
if (fullProperties.Lyrics != null)
{
var lyricsDiff = CollectionHelper.Diff(song.Lyrics, fullProperties.Lyrics, (p1, p2) => (p1.Id == p2.Id));
foreach (var lyrics in lyricsDiff.Added)
{
session.Save(song.CreateLyrics(lyrics.Language, lyrics.Value, lyrics.Source));
}
foreach (var lyrics in lyricsDiff.Removed)
{
song.Lyrics.Remove(lyrics);
session.Delete(lyrics);
}
foreach (var lyrics in lyricsDiff.Unchanged)
{
var newLyrics = fullProperties.Lyrics.First(l => l.Id == lyrics.Id);
lyrics.Language = newLyrics.Language;
lyrics.Source = newLyrics.Source;
lyrics.Value = newLyrics.Value;
session.Update(lyrics);
}
}
// PVs
if (fullProperties.PVs != null)
{
var pvDiff = CollectionHelper.Diff(song.PVs, fullProperties.PVs, (p1, p2) => (p1.PVId == p2.PVId && p1.Service == p2.Service));
foreach (var pv in pvDiff.Added)
{
session.Save(song.CreatePV(new PVContract(pv)));
}
foreach (var pv in pvDiff.Removed)
{
pv.OnDelete();
session.Delete(pv);
}
}
song.UpdateFavoritedTimes();
Archive(session, song, SongArchiveReason.Reverted, string.Format("Reverted to version {0}", archivedVersion.Version));
AuditLog(string.Format("reverted {0} to revision {1}", EntryLinkFactory.CreateEntryLink(song), archivedVersion.Version), session);
return new EntryRevertedContract(song, warnings);
}));
}
