/// ------------------------------------------------------------------------------------
/// <summary>
/// Saves the cache to the files from which the cache was originally loaded, but only
/// if the cache is dirty. If the cache is dirty and saved, then true is returned.
/// Otherwise, false is returned.
/// </summary>
/// ------------------------------------------------------------------------------------
internal void SaveIfDirty(ICollection <string> langIdsToForceCreate)
{
if (!IsDirty)
{
return;
}
StringBuilder errorMsg = null;
foreach (var langId in XliffDocuments.Keys)
{
try
{
if (XliffDocuments[langId].IsDirty)
{
SaveFileForLangId(langId, langIdsToForceCreate != null && langIdsToForceCreate.Contains(langId), XliffDocuments[langId]);
}
}
catch (Exception e)
{
if (e is SecurityException || e is UnauthorizedAccessException || e is IOException)
{
if (errorMsg == null)
{
errorMsg = new StringBuilder();
errorMsg.AppendLine("Failed to save localization changes in the following files:");
}
errorMsg.AppendLine();
errorMsg.Append("File: ");
errorMsg.AppendLine(OwningManager.GetPathForLanguage(langId, true));
errorMsg.Append("Error Type: ");
errorMsg.AppendLine(e.GetType().ToString());
errorMsg.Append("Message: ");
errorMsg.AppendLine(e.Message);
}
}
}
if (errorMsg != null)
{
throw new IOException(errorMsg.ToString());
}
IsDirty = false;
}
/// ------------------------------------------------------------------------------------
private void SaveFileForLangId(string langId, bool forceCreation, XLiffDocument xliffOriginal)
{
if (!forceCreation && !OwningManager.DoesCustomizedTranslationExistForLanguage(langId))
{
return;
}
var xliffOutput = CreateEmptyStringFile();
if (langId != LocalizationManager.kDefaultLang)
{
xliffOutput.File.TargetLang = langId;
}
xliffOutput.File.ProductVersion = OwningManager.AppVersion;
xliffOutput.File.HardLineBreakReplacement = s_literalNewline;
xliffOutput.File.AmpersandReplacement = _ampersandReplacement;
if (OwningManager != null && OwningManager.Name != null)
{
xliffOutput.File.Original = OwningManager.Name + ".dll";
}
foreach (var tu in DefaultXliffDocument.File.Body.TransUnits)
{
var tuTarget = xliffOriginal.File.Body.GetTransUnitForId(tu.Id);
XLiffTransUnitVariant tuv = null;
if (tuTarget != null)
{
tuv = tuTarget.GetVariantForLang(langId);
}
// REVIEW: should we write units with no translation (target)?
var newTu = new XLiffTransUnit {
Id = tu.Id, Dynamic = tu.Dynamic
};
newTu.AddOrReplaceVariant(tu.GetVariantForLang(LocalizationManager.kDefaultLang));
if (tuv != null)
{
newTu.AddOrReplaceVariant(tuv);
}
newTu.Notes = tu.CopyNotes();
xliffOutput.AddTransUnit(newTu);
}
xliffOutput.File.Body.TransUnits.Sort(TuComparer);
xliffOutput.Save(OwningManager.GetPathForLanguage(langId, true));
}
/// ------------------------------------------------------------------------------------
private void MergeXliffFilesIntoCache(IEnumerable <string> xliffFiles)
{
DefaultXliffDocument = XLiffDocument.Read(OwningManager.DefaultStringFilePath); // read the generated file
// It's possible (I think when there is no customizable Xliff, as on first install, but the version in the installed Xliff
// is out of date with the app) that we don't have all the info from the installed Xliff in the customizable one.
// We want to make sure that (a) any new dynamic strings in the installed one are considered valid by default
// (b) any newly obsolete IDs are noted.
if (File.Exists(OwningManager.DefaultInstalledStringFilePath))
{
if (!XLiffLocalizationManager.ScanningForCurrentStrings)
{
var defaultInstalledXliffDoc = XLiffDocument.Read(OwningManager.DefaultInstalledStringFilePath);
foreach (var tu in defaultInstalledXliffDoc.File.Body.TransUnits)
{
DefaultXliffDocument.File.Body.AddTransUnitOrVariantFromExisting(tu, LocalizationManager.kDefaultLang);
}
}
}
XliffDocuments.Add(LocalizationManager.kDefaultLang, DefaultXliffDocument);
// Map the default language onto itself.
LocalizationManagerInternal <XLiffDocument> .MapToExistingLanguage[LocalizationManager.kDefaultLang] = LocalizationManager.kDefaultLang;
Exception error = null;
foreach (var file in xliffFiles)
{
try
{
var xliffDoc = XLiffDocument.Read(file);
var langId = xliffDoc.File.TargetLang;
Debug.Assert(!string.IsNullOrEmpty(langId));
Debug.Assert(langId != LocalizationManager.kDefaultLang);
// Provide a mapping from a specific variant of a language to the base language.
// For example, "es-ES" can provide translations for "es" if we don't have "es" specifically.
var pieces = langId.Split('-');
if (pieces.Length > 1)
{
if (!LocalizationManagerInternal <XLiffDocument> .MapToExistingLanguage.ContainsKey(pieces[0]))
{
LocalizationManagerInternal <XLiffDocument> .MapToExistingLanguage.Add(pieces[0], langId);
}
}
// Identity mapping always wins. Storing it simplifies code elsewhere.
LocalizationManagerInternal <XLiffDocument> .MapToExistingLanguage[langId] = langId;
XliffDocuments.Add(langId, xliffDoc);
var defunctUnits = new List <XLiffTransUnit>();
foreach (var tu in xliffDoc.File.Body.TransUnits)
{
// This block attempts to find 'orphans', that is, localizations that have been done using an obsolete ID.
// We assume the default language Xliff has only current IDs, and therefore don't look for orphans in that case.
// This guards against cases such as recently occurred in Bloom, where a dynamic ID EditTab.AddPageDialog.Title
// was regarded as an obsolete id for PublishTab.Upload.Title
if (langId != LocalizationManager.kDefaultLang && DefaultXliffDocument.GetTransUnitForId(tu.Id) == null &&
!tu.Id.EndsWith(kToolTipSuffix) && !tu.Id.EndsWith(kShortcutSuffix))
{
//if we couldn't find it, maybe the id just changed and then if so re-id it.
var movedUnit = DefaultXliffDocument.GetTransUnitForOrphan(tu);
if (movedUnit == null)
{
// with dynamic strings, by definition we won't find them during a static code scan
if (!tu.Dynamic)
{
defunctUnits.Add(tu);
xliffDoc.IsDirty = true;
IsDirty = true;
}
}
else
{
if (xliffDoc.File.Body.TranslationsById.ContainsKey(tu.Id))
{
// adjust the document's internal cache
xliffDoc.File.Body.TranslationsById[movedUnit.Id] = xliffDoc.File.Body.TranslationsById[tu.Id];
xliffDoc.File.Body.TranslationsById.Remove(tu.Id);
}
tu.Id = movedUnit.Id;
xliffDoc.IsDirty = true;
IsDirty = true;
}
}
}
// Now we can delete any invalid XLiffTransUnit objects from this document.
foreach (var tuBad in defunctUnits)
{
xliffDoc.File.Body.RemoveTransUnit(tuBad);
}
}
catch (Exception e)
{
var msg = $"Caught exception in MergeXliffFilesIntoCache [{file}] - {e.Message}";
#if DEBUG
throw new Exception(msg, e);
#else
// If an error happened reading some localization file other than one we care
// about right now, just ignore it.
if (file == OwningManager.GetPathForLanguage(LocalizationManager.UILanguageId, false))
{
error = new Exception(msg, e);
}
#endif
}
}
if (error != null)
{
throw error;
}
}