internal LocalizationParserHooks(
MarkupCompiler compiler ,
LocalizationDirectivesToLocFile directivesToFile,
bool isSecondPass
)
{
_compiler = compiler;
_directivesToFile = directivesToFile;
_isSecondPass = isSecondPass;
// The arrray list holds all the comments collected while parsing Xaml.
_commentList = new ArrayList();
// It is the comments current being processed.
_currentComment = new LocalizationComment();
}
internal LocalizationParserHooks(
MarkupCompiler compiler,
LocalizationDirectivesToLocFile directivesToFile,
bool isSecondPass
)
{
_compiler = compiler;
_directivesToFile = directivesToFile;
_isSecondPass = isSecondPass;
// The arrray list holds all the comments collected while parsing Xaml.
_commentList = new ArrayList();
// It is the comments current being processed.
_currentComment = new LocalizationComment();
}
/// <summary>
/// Add the existing comment into the cached list and clear the state for the
/// next incoming comment. Comments are only collected in pass1. The method is no-op
/// in pass2.
/// </summary>
private void FlushCommentToList(ref LocalizationComment comment)
{
if (_isSecondPass)
{
return;
}
if (_currentComment.Uid != null &&
(_currentComment.Attributes != null ||
_currentComment.Comments != null
)
)
{
// add the comments into the list and reset
_commentList.Add(_currentComment);
_currentComment = new LocalizationComment();
}
else
{
// clear all properties
_currentComment.Uid = _currentComment.Attributes = _currentComment.Comments = null;
}
}
internal override ParserAction LoadNode(XamlNode tokenNode)
{
switch (tokenNode.TokenType)
{
case XamlNodeType.DocumentStart :
{
// A single ParserHooks might be used to parse multiple bamls.
// We need to clear the comments list at the begining of each baml.
_commentList.Clear();
_currentComment = new LocalizationComment();
return ParserAction.Normal;
}
case XamlNodeType.DefAttribute :
{
XamlDefAttributeNode node = (XamlDefAttributeNode) tokenNode;
if (node.Name == XamlReaderHelper.DefinitionUid)
{
_currentComment.Uid = node.Value;
}
return ParserAction.Normal;
}
case XamlNodeType.Property :
{
XamlPropertyNode node = (XamlPropertyNode) tokenNode;
// When this parer hook is invoked, comments is always output to a seperate file.
if (LocComments.IsLocCommentsProperty(node.TypeFullName, node.PropName))
{
// try parse the value. Exception will be thrown if not valid.
LocComments.ParsePropertyComments(node.Value);
_currentComment.Comments = node.Value;
return ParserAction.Skip; // skips outputing this node to baml
}
if ( _directivesToFile == LocalizationDirectivesToLocFile.All
&& LocComments.IsLocLocalizabilityProperty(node.TypeFullName, node.PropName))
{
// try parse the value. Exception will be thrown if not valid.
LocComments.ParsePropertyLocalizabilityAttributes(node.Value);
_currentComment.Attributes = node.Value;
return ParserAction.Skip; // skips outputing this node to baml
}
return ParserAction.Normal;
}
case XamlNodeType.EndAttributes :
{
FlushCommentToList(ref _currentComment);
return ParserAction.Normal;
}
case XamlNodeType.DocumentEnd :
{
//
// When reaching document end, we output all the comments we have collected
// so far into a localization comment file. If the parsing was aborted in
// MarkupCompilePass1, we would not out the incomplete set of comments because
// it will not reach document end.
//
if (_commentList.Count > 0)
{
string absoluteOutputPath = _compiler.TargetPath + _compiler.SourceFileInfo.RelativeSourceFilePath + SharedStrings.LocExtension;
MemoryStream memStream = new MemoryStream();
// TaskFileService.WriteFile adds BOM for UTF8 Encoding, thus don't add here
// when creating XmlTextWriter.
using (XmlTextWriter writer = new XmlTextWriter(memStream, new UTF8Encoding(false)))
{
// output XML for each piece of comment
writer.Formatting = Formatting.Indented;
writer.WriteStartElement(LocComments.LocResourcesElement);
writer.WriteAttributeString(LocComments.LocFileNameAttribute, _compiler.SourceFileInfo.RelativeSourceFilePath);
foreach (LocalizationComment comment in _commentList)
{
writer.WriteStartElement(LocComments.LocCommentsElement);
writer.WriteAttributeString(LocComments.LocCommentIDAttribute, comment.Uid);
if (comment.Attributes != null)
{
writer.WriteAttributeString(LocComments.LocLocalizabilityAttribute, comment.Attributes);
}
if (comment.Comments != null)
{
writer.WriteAttributeString(LocComments.LocCommentsAttribute, comment.Comments);
}
writer.WriteEndElement();
}
writer.WriteEndElement();
writer.Flush();
_compiler.TaskFileService.WriteFile(memStream.ToArray(), absoluteOutputPath);
}
}
return ParserAction.Normal;
}
default:
{
return ParserAction.Normal;
}
}
}
/// <summary>
/// Add the existing comment into the cached list and clear the state for the
/// next incoming comment. Comments are only collected in pass1. The method is no-op
/// in pass2.
/// </summary>
private void FlushCommentToList(ref LocalizationComment comment)
{
if (_isSecondPass) return;
if ( _currentComment.Uid != null
&& ( _currentComment.Attributes != null
|| _currentComment.Comments != null
)
)
{
// add the comments into the list and reset
_commentList.Add(_currentComment);
_currentComment = new LocalizationComment();
}
else
{
// clear all properties
_currentComment.Uid = _currentComment.Attributes = _currentComment.Comments = null;
}
}
internal override ParserAction LoadNode(XamlNode tokenNode)
{
switch (tokenNode.TokenType)
{
case XamlNodeType.DocumentStart:
{
// A single ParserHooks might be used to parse multiple bamls.
// We need to clear the comments list at the begining of each baml.
_commentList.Clear();
_currentComment = new LocalizationComment();
return(ParserAction.Normal);
}
case XamlNodeType.DefAttribute:
{
XamlDefAttributeNode node = (XamlDefAttributeNode)tokenNode;
if (node.Name == XamlReaderHelper.DefinitionUid)
{
_currentComment.Uid = node.Value;
}
return(ParserAction.Normal);
}
case XamlNodeType.Property:
{
XamlPropertyNode node = (XamlPropertyNode)tokenNode;
// When this parer hook is invoked, comments is always output to a seperate file.
if (LocComments.IsLocCommentsProperty(node.TypeFullName, node.PropName))
{
// try parse the value. Exception will be thrown if not valid.
LocComments.ParsePropertyComments(node.Value);
_currentComment.Comments = node.Value;
return(ParserAction.Skip); // skips outputing this node to baml
}
if (_directivesToFile == LocalizationDirectivesToLocFile.All &&
LocComments.IsLocLocalizabilityProperty(node.TypeFullName, node.PropName))
{
// try parse the value. Exception will be thrown if not valid.
LocComments.ParsePropertyLocalizabilityAttributes(node.Value);
_currentComment.Attributes = node.Value;
return(ParserAction.Skip); // skips outputing this node to baml
}
return(ParserAction.Normal);
}
case XamlNodeType.EndAttributes:
{
FlushCommentToList(ref _currentComment);
return(ParserAction.Normal);
}
case XamlNodeType.DocumentEnd:
{
//
// When reaching document end, we output all the comments we have collected
// so far into a localization comment file. If the parsing was aborted in
// MarkupCompilePass1, we would not out the incomplete set of comments because
// it will not reach document end.
//
if (_commentList.Count > 0)
{
string absoluteOutputPath = _compiler.TargetPath + _compiler.SourceFileInfo.RelativeSourceFilePath + SharedStrings.LocExtension;
MemoryStream memStream = new MemoryStream();
// TaskFileService.WriteFile adds BOM for UTF8 Encoding, thus don't add here
// when creating XmlTextWriter.
using (XmlTextWriter writer = new XmlTextWriter(memStream, new UTF8Encoding(false)))
{
// output XML for each piece of comment
writer.Formatting = Formatting.Indented;
writer.WriteStartElement(LocComments.LocResourcesElement);
writer.WriteAttributeString(LocComments.LocFileNameAttribute, _compiler.SourceFileInfo.RelativeSourceFilePath);
foreach (LocalizationComment comment in _commentList)
{
writer.WriteStartElement(LocComments.LocCommentsElement);
writer.WriteAttributeString(LocComments.LocCommentIDAttribute, comment.Uid);
if (comment.Attributes != null)
{
writer.WriteAttributeString(LocComments.LocLocalizabilityAttribute, comment.Attributes);
}
if (comment.Comments != null)
{
writer.WriteAttributeString(LocComments.LocCommentsAttribute, comment.Comments);
}
writer.WriteEndElement();
}
writer.WriteEndElement();
writer.Flush();
_compiler.TaskFileService.WriteFile(memStream.ToArray(), absoluteOutputPath);
}
}
return(ParserAction.Normal);
}
default:
{
return(ParserAction.Normal);
}
}
}
