/// <summary>
/// Updates this XLIFF document with the source data from the given translatable document.
/// </summary>
/// <returns>True if any changes were made to this document.</returns>
public bool Update(TranslatableDocument sourceDocument, string sourceDocumentId)
{
bool changed = false;
var nodesById = new Dictionary <string, TranslatableNode>();
foreach (var node in sourceDocument.Nodes)
{
if (nodesById.ContainsKey(node.Id))
{
throw new BuildErrorException($"The document '{sourceDocumentId}' has a duplicate node '{node.Id}'.");
}
nodesById.Add(node.Id, node);
}
XElement fileElement = _document.Root.Element(File);
XAttribute originalAttribute = fileElement.Attribute("original");
if (originalAttribute.Value != sourceDocumentId)
{
// update original path in case where user has renaned source file and corresponding xlf
originalAttribute.Value = sourceDocumentId;
changed = true;
}
XElement bodyElement = fileElement.Element(Body);
XElement groupElement = bodyElement.Element(Group);
if (groupElement != null && !groupElement.Elements().Any())
{
// remove unnecessary empty group added by older tool. We don't want to bother keeping that unnecessary id up-to-date.
groupElement.Remove();
changed = true;
}
foreach (XElement unitElement in bodyElement.Descendants(TransUnit).ToList())
{
string id = unitElement.GetId();
string state = unitElement.GetTargetState();
string source = unitElement.GetSourceValue();
string note = unitElement.GetNoteValue();
// delete node in document that has been removed from source.
if (!nodesById.TryGetValue(id, out TranslatableNode sourceNode))
{
unitElement.Remove();
changed = true;
continue;
}
// update trans-unit state if either the source text or associated note has change.
if (source != sourceNode.Source || (sourceNode.Note != null && note != sourceNode.Note))
{
unitElement.SetSourceValue(sourceNode.Source);
// if sourceNode.Note is null, it indicates that the source format can't have notes, in which case
// they may be applied directly to the xlf by the user and we should not revert that on update
if (sourceNode.Note != null)
{
unitElement.SetNoteValue(sourceNode.Note);
}
switch (state)
{
case "new":
// when a new string gets modified before it has been translated,
// update untranslated target to match the new source
unitElement.SetTargetValue(sourceNode.Source);
break;
case "translated":
// flag strings that have been modified after translation for review/re-translation
unitElement.SetTargetState("needs-review-translation");
break;
}
changed = true;
}
// If the source and target require different numbers of formatting items then reset
// the target string completely. This avoids problems when the source has been updated
// to remove formatting items--when formatting the target string we won't have as many
// replacement items as it calls for, leading to an exception.
// And if the source string is updated to use _more_ items then formatting with the
// target string is likely to produce misleading (or outright meaningless) text. In
// either case we lose nothing by just reverting the string until it can be localized
// again.
// Note we don't limit this check to when the source has changed in the original
// document because we also want to catch errors introduced during translation.
var sourceReplacementCount = unitElement.GetSourceValue().GetReplacementCount();
var targetReplacementCount = unitElement.GetTargetValue().GetReplacementCount();
if (targetReplacementCount != sourceReplacementCount)
{
unitElement.SetTargetValue(sourceNode.Source);
unitElement.SetTargetState("new");
changed = true;
}
// signal to loop below that this node is not new
nodesById.Remove(id);
}
// Add new trans-units
foreach (TranslatableNode sourceNode in sourceDocument.Nodes)
{
// Nodes that have been removed from nodesById table are not new and have already been handled.
// Do not refactor this check away by iterating over dictionary values as the document order must be maintained deterministically.
if (!nodesById.ContainsKey(sourceNode.Id))
{
continue;
}
XElement newTransUnit =
new XElement(TransUnit,
new XAttribute("id", sourceNode.Id),
new XElement(Source, sourceNode.Source),
new XElement(Target, new XAttribute("state", "new"), sourceNode.Source),
new XElement(Note, sourceNode.Note == "" ? null : sourceNode.Note));
bool inserted = false;
foreach (var transUnit in bodyElement.Elements(TransUnit))
{
if (StringComparer.Ordinal.Compare(newTransUnit.GetId(), transUnit.GetId()) < 0)
{
transUnit.AddBeforeSelf(newTransUnit);
inserted = true;
break;
}
}
if (!inserted)
{
bodyElement.Add(newTransUnit);
}
changed = true;
}
return(changed);
}
/// <summary>
/// Updates this XLIFF document with the source data from the given translatable document.
/// </summary>
/// <returns>True if any changes were made to this document.</returns>
public bool Update(TranslatableDocument sourceDocument, string sourceDocumentId)
{
bool changed = false;
Dictionary <string, TranslatableNode> nodesById = sourceDocument.Nodes.ToDictionary(n => n.Id);
XNamespace ns = _document.Root.Name.Namespace;
XElement fileElement = _document.Root.Element(ns + "file");
XAttribute originalAttribute = fileElement.Attribute("original");
if (originalAttribute.Value != sourceDocumentId)
{
// update original path in case where user has renaned source file and corresponding xlf
originalAttribute.Value = sourceDocumentId;
changed = true;
}
XElement bodyElement = fileElement.Element(ns + "body");
XElement groupElement = bodyElement.Element(ns + "group");
if (groupElement != null && !groupElement.Elements().Any())
{
// remove unnecessary empty group added by older tool. We don't want to bother keeping that unnecessary id up-to-date.
groupElement.Remove();
changed = true;
}
foreach (XElement unitElement in bodyElement.Descendants(ns + "trans-unit").ToList())
{
XElement sourceElement = unitElement.Element(ns + "source");
XElement targetElement = unitElement.Element(ns + "target");
XElement noteElement = unitElement.Element(ns + "note");
XAttribute idAttribute = unitElement.Attribute("id");
XAttribute stateAttribute = targetElement.Attribute("state");
string id = idAttribute.Value;
string state = stateAttribute.Value;
string source = sourceElement.Value;
string note = noteElement.Value;
// delete node in document that has been removed from source.
if (!nodesById.TryGetValue(id, out TranslatableNode sourceNode))
{
unitElement.Remove();
changed = true;
continue;
}
// update trans-unit state if either the source text or associated note has change.
if (source != sourceNode.Source || (sourceNode.Note != null && note != sourceNode.Note))
{
sourceElement.Value = sourceNode.Source;
// if sourceNode.Note is null, it indicates that the source format can't have notes, in which case
// they may be applied directly to the xlf by the user and we should not revert that on update
if (sourceNode.Note != null)
{
noteElement.Value = sourceNode.Note;
noteElement.SelfCloseIfPossible();
}
switch (state)
{
case "new":
// when a new string gets modified before it has been translated,
// update untranslated target to match the new source
targetElement.Value = sourceNode.Source;
break;
case "translated":
// flag strings that have been modified after translation for review/re-translation
stateAttribute.Value = "needs-review-translation";
break;
}
changed = true;
}
// signal to loop below that this node is not new
nodesById.Remove(id);
}
// Add new trans-units
foreach (TranslatableNode sourceNode in sourceDocument.Nodes)
{
// Nodes that have been removed from nodesById table are not new and have already been handled.
// Do not refactor this check away by iterating over dictionary values as the document order must be maintained deterministically.
if (!nodesById.ContainsKey(sourceNode.Id))
{
continue;
}
bodyElement.Add(
new XElement(ns + "trans-unit",
new XAttribute("id", sourceNode.Id),
new XElement(ns + "source", sourceNode.Source),
new XElement(ns + "target", new XAttribute("state", "new"), sourceNode.Source),
new XElement(ns + "note", sourceNode.Note == "" ? null : sourceNode.Note)));
changed = true;
}
return(changed);
}
