public static ThemeResult TryLoad(string themeId)
{
string jsonPath = Path.Combine("themes", themeId, "theme.json");
if (!File.Exists(jsonPath))
{
return(new ThemeResult(new NoThemeJSON(themeId)));
}
ThemeConfig theme;
try
{
theme = JsonConvert.DeserializeObject <ThemeConfig>(File.ReadAllText(jsonPath));
}
catch (JsonException e)
{
return(new ThemeResult(new InvalidThemeJSON(themeId, e.Message)));
}
if (theme == null)
{
return(new ThemeResult(new InvalidThemeJSON(themeId, _("Empty JSON file"))));
}
theme.themeId = themeId;
return(ThemeJsonValidator.ValidateQuick(theme));
}
public static ThemeResult ExtractTheme(string zipPath, string themeId)
{
if (!File.Exists(zipPath))
{
return(new ThemeResult(new FailedToFindLocation(themeId, zipPath)));
}
string themePath = Path.Combine("themes", themeId);
Directory.CreateDirectory(themePath);
try
{
using (ZipArchive archive = ZipFile.OpenRead(zipPath))
{
try
{
ZipArchiveEntry themeJson = archive.Entries.Single(
entry => Path.GetExtension(entry.Name) == ".json");
themeJson.ExtractToFile(Path.Combine(themePath, "theme.json"), true);
}
catch (InvalidOperationException)
{
return(RollbackInstall(new NoThemeJSONInZIP(themeId, zipPath)));
}
return(TryLoad(themeId).Match(RollbackInstall, theme =>
{
ZipArchiveEntry[] imageEntries = archive.Entries.Where(
entry => Path.GetDirectoryName(entry.FullName) == "" &&
Path.GetExtension(entry.Name) != ".json").ToArray();
if (imageEntries.Length == 0)
{
return RollbackInstall(new NoImagesInZIP(themeId, zipPath));
}
foreach (ZipArchiveEntry imageEntry in imageEntries)
{
imageEntry.ExtractToFile(Path.Combine(themePath, imageEntry.Name), true);
}
return ThemeJsonValidator.ValidateFull(theme).Match(RollbackInstall,
theme2 => new ThemeResult(theme2));
}));
}
}
catch (InvalidDataException)
{
return(RollbackInstall(new InvalidZIP(themeId, zipPath)));
}
}
public static ThemeResult CopyLocalTheme(string jsonPath, string themeId)
{
if (!File.Exists(jsonPath))
{
return(new ThemeResult(new FailedToFindLocation(themeId, jsonPath)));
}
string themePath = Path.Combine("themes", themeId);
Directory.CreateDirectory(themePath);
File.Copy(jsonPath, Path.Combine(themePath, "theme.json"), true);
return(TryLoad(themeId).Match(RollbackInstall, theme =>
{
string sourcePath = Path.GetDirectoryName(jsonPath);
string[] imagePaths = Directory.GetFiles(sourcePath, theme.imageFilename);
if (imagePaths.Length == 0)
{
return RollbackInstall(new NoImagesInFolder(themeId, sourcePath));
}
foreach (string imagePath in imagePaths)
{
try
{
File.Copy(imagePath, Path.Combine(themePath, Path.GetFileName(imagePath)), true);
}
catch
{
return RollbackInstall(new FailedToCopyImage(themeId, imagePath));
}
}
return ThemeJsonValidator.ValidateFull(theme).Match(RollbackInstall, theme2 => new ThemeResult(theme2));
}));
}
public static bool IsTheme4Segment(ThemeConfig theme)
{
return(!ThemeJsonValidator.IsNullOrEmpty(theme.sunriseImageList) &&
!ThemeJsonValidator.IsNullOrEmpty(theme.sunsetImageList));
}
