private uint CreateVersion(string name, string extension, uint base_version_id, bool create, bool is_protected)
{
extension = extension ?? VersionUri(base_version_id).GetExtension();
SafeUri new_base_uri = DefaultVersion.BaseUri;
string filename = GetFilenameForVersionName(name, extension);
SafeUri original_uri = VersionUri(base_version_id);
SafeUri new_uri = new_base_uri.Append(filename);
string import_md5 = DefaultVersion.ImportMD5;
if (VersionNameExists(name))
{
throw new Exception("This version name already exists");
}
if (create)
{
GLib.File destination = GLib.FileFactory.NewForUri(new_uri);
if (destination.Exists)
{
throw new Exception(string.Format("An object at this uri {0} already exists", new_uri));
}
//FIXME. or better, fix the copy api !
GLib.File source = GLib.FileFactory.NewForUri(original_uri);
source.Copy(destination, GLib.FileCopyFlags.None, null, null);
}
highest_version_id++;
versions [highest_version_id] = new PhotoVersion(this, highest_version_id, new_base_uri, filename, import_md5, name, is_protected);
changes.AddVersion(highest_version_id);
return(highest_version_id);
}
public void CopyIfNeeded(IPhoto item, SafeUri destinationBase)
{
// remember source uri for copying xmp file
SafeUri defaultVersionUri = item.DefaultVersion.Uri;
foreach (IPhotoVersion version in item.Versions)
{
// Copy into photo folder and update IPhotoVersion uri
var source = version.Uri;
var destination = destinationBase.Append(source.GetFilename());
if (!source.Equals(destination))
{
destination = GetUniqueFilename(destination);
file_system.File.Copy(source, destination, false);
copied_files.Add(destination);
original_files.Add(source);
version.Uri = destination;
}
}
// Copy XMP sidecar
var xmp_original = defaultVersionUri.ReplaceExtension(".xmp");
if (file_system.File.Exists(xmp_original))
{
var xmp_destination = item.DefaultVersion.Uri.ReplaceExtension(".xmp");
file_system.File.Copy(xmp_original, xmp_destination, true);
copied_files.Add(xmp_destination);
original_files.Add(xmp_original);
}
}
static SafeUri ThumbUri(SafeUri uri, ThumbnailSize size)
{
var hash = CryptoUtil.Md5Encode(uri);
return(home_dir.Append(".thumbnails")
.Append(size == ThumbnailSize.Normal ? "normal" : "large")
.Append(hash + ".png"));
}
internal static SafeUri FindImportDestination(IPhoto item, SafeUri baseUri)
{
DateTime time = item.Time;
return(baseUri
.Append(time.Year.ToString())
.Append(String.Format("{0:D2}", time.Month))
.Append(String.Format("{0:D2}", time.Day)));
}
protected virtual string ImageName(int image_num)
{
var uri = Collection [image_num].DefaultVersion.Uri;
var dest_uri = new SafeUri(GalleryPath);
// Find an unused name
int i = 1;
var dest = dest_uri.Append(uri.GetFilename());
var file = GLib.FileFactory.NewForUri(dest);
while (file.Exists)
{
var filename = uri.GetFilenameWithoutExtension();
var extension = uri.GetExtension();
dest = dest_uri.Append(String.Format("{0}-{1}{2}", filename, i++, extension));
file = GLib.FileFactory.NewForUri(dest);
}
return(dest.GetFilename());
}
void EnsureDirectory(SafeUri uri)
{
var parts = uri.AbsolutePath.Split('/');
SafeUri current = new SafeUri(uri.Scheme + ":///", true);
for (int i = 0; i < parts.Length; i++)
{
current = current.Append(parts [i]);
var file = GLib.FileFactory.NewForUri(current);
if (!file.Exists)
{
file.MakeDirectory(null);
}
}
}
public IEnumerable <SafeUri> Enumerate(SafeUri uri)
{
var directory = FileFactory.NewForUri(uri);
if (!ExistsAndIsDirectory(directory))
{
yield break;
}
using (var fileEnumerator = directory.EnumerateChildren("standard::name", FileQueryInfoFlags.None, null)) {
foreach (FileInfo fileInfo in fileEnumerator)
{
yield return(uri.Append(fileInfo.Name));
fileInfo.Dispose();
}
}
}
