|
private SkipChildElementsAndCopyOuterXmlToNextElement ( |
||
| utilWriter | ||
| return | bool | |
private bool CopyConfigDeclarationsRecursive(
SectionUpdates declarationUpdates, XmlUtil xmlUtil, XmlUtilWriter utilWriter, string group,
int parentLinePosition, int parentIndent) {
bool wroteASection = false;
XmlTextReader reader = xmlUtil.Reader;
int linePosition;
int indent;
int startingLinePosition;
indent = UpdateIndent(parentIndent, xmlUtil, utilWriter, parentLinePosition);
if (reader.NodeType == XmlNodeType.Element) {
linePosition = xmlUtil.TrueLinePosition;
startingLinePosition = linePosition;
}
else if (reader.NodeType == XmlNodeType.EndElement) {
linePosition = parentLinePosition + indent;
if (utilWriter.IsLastLineBlank) {
startingLinePosition = xmlUtil.TrueLinePosition;
}
else {
startingLinePosition = parentLinePosition;
}
}
else {
linePosition = parentLinePosition + indent;
startingLinePosition = 0;
}
//
// Write any new section declarations that apply to this group
//
if (declarationUpdates != null) {
string[] movedSectionNames = declarationUpdates.GetMovedSectionNames();
if (movedSectionNames != null) {
if (!utilWriter.IsLastLineBlank) {
utilWriter.AppendNewLine();
}
foreach (string configKey in movedSectionNames) {
DeclarationUpdate sectionUpdate = declarationUpdates.GetDeclarationUpdate(configKey);
Debug.Assert(!IsImplicitSection(configKey), "We should never write out an implicit section");
// Write the one line section declaration.
utilWriter.AppendSpacesToLinePosition(linePosition);
utilWriter.Write(sectionUpdate.UpdatedXml);
utilWriter.AppendNewLine();
wroteASection = true;
}
// Restore the whitespace we used for the first element, which is either a start or an end element.
utilWriter.AppendSpacesToLinePosition(startingLinePosition);
}
}
if (reader.NodeType == XmlNodeType.Element) {
//
// For each element at this depth, either:
// - Write the element verbatim and recurse due to a group hierarchy element.
// - Write the element verbatim because it is unchanged
// - Write the updated XML for the section.
// - Skip it because the section has been removed.
//
int depth = reader.Depth;
while (reader.Depth == depth) {
bool recurse = false;
DeclarationUpdate sectionUpdate = null;
DeclarationUpdate groupUpdate = null;
SectionUpdates declarationUpdatesChild = null;
SectionUpdates recurseDeclarationUpdates = declarationUpdates;
string recurseGroup = group;
// update the lineposition and indent for each element
indent = UpdateIndent(indent, xmlUtil, utilWriter, parentLinePosition);
linePosition = xmlUtil.TrueLinePosition;
string directive = reader.Name;
string name = reader.GetAttribute(KEYWORD_SECTIONGROUP_NAME);
string configKey = CombineConfigKey(group, name);
if (directive == KEYWORD_SECTIONGROUP) {
// it's a group - get the updates for children
declarationUpdatesChild = declarationUpdates.GetSectionUpdatesForGroup(name);
if (declarationUpdatesChild != null) {
// get the group update
groupUpdate = declarationUpdatesChild.GetSectionGroupUpdate();
// recurse if there are more sections to copy
if (declarationUpdatesChild.HasUnretrievedSections()) {
recurse = true;
recurseGroup = configKey;
recurseDeclarationUpdates = declarationUpdatesChild;
}
}
}
else {
// it is a section - get the update
Debug.Assert(!IsImplicitSection(configKey), "We should never write out an implicit section");
sectionUpdate = declarationUpdates.GetDeclarationUpdate(configKey);
}
bool writeGroupUpdate = (groupUpdate != null && groupUpdate.UpdatedXml != null);
if (recurse) {
#if DBG
string startElementName = reader.Name;
#endif
// create a checkpoint that we can revert to if no children are written
object checkpoint = utilWriter.CreateStreamCheckpoint();
string closingElement = null;
// Copy this element node and up to the first subelement
if (writeGroupUpdate) {
// replace the element with the updated xml
utilWriter.Write(groupUpdate.UpdatedXml);
// skip over the start element
reader.Read();
}
else {
closingElement= xmlUtil.UpdateStartElement(utilWriter, null, true, linePosition, indent);
}
if (closingElement == null) {
// Only if there is a closing element should
// we move to it
xmlUtil.CopyReaderToNextElement(utilWriter, true);
}
// Recurse
bool recurseWroteASection = CopyConfigDeclarationsRecursive(
recurseDeclarationUpdates, xmlUtil, utilWriter, recurseGroup, linePosition, indent);
if (closingElement != null) {
utilWriter.AppendSpacesToLinePosition(linePosition);
utilWriter.Write(closingElement);
// Since we already got to </configSections> in reader, lets
// indent so we can copy the element in the right place
utilWriter.AppendSpacesToLinePosition(parentLinePosition);
} else {
// Copy the end element
xmlUtil.CopyXmlNode(utilWriter);
}
if (recurseWroteASection || writeGroupUpdate) {
wroteASection = true;
}
else {
// back out the change
utilWriter.RestoreStreamCheckpoint(checkpoint);
}
// Copy up to the next element, or exit this level.
xmlUtil.CopyReaderToNextElement(utilWriter, true);
}
else {
bool skip;
bool skipChildElements = false;
if (sectionUpdate == null) {
skip = true;
if (writeGroupUpdate) {
// Insert an empty <sectionGroup type="typename" > node, to introduce the type
wroteASection = true;
utilWriter.Write(groupUpdate.UpdatedXml);
utilWriter.AppendNewLine();
utilWriter.AppendSpacesToLinePosition(linePosition);
utilWriter.Write(FORMAT_SECTIONGROUP_ENDELEMENT);
utilWriter.AppendNewLine();
utilWriter.AppendSpacesToLinePosition(linePosition);
}
else if (groupUpdate != null) {
// VSWhidbey 522450
// If groupUpdate exists, that means we've decided in GetConfigDeclarationUpdates
// that the section group should stay in the file.
Debug.Assert(groupUpdate.UpdatedXml == null, "groupUpdate.UpdatedXml == null");
Debug.Assert(!declarationUpdatesChild.HasUnretrievedSections(),
"If the group has any unretrieved section, we should have chosen the recursive code path above.");
wroteASection = true;
skip = false;
// We should skip all the child sections. If we indeed need to keep any child
// section, we should have chosen the recursive code path above.
skipChildElements = true;
}
}
else {
wroteASection = true;
if (sectionUpdate.UpdatedXml == null) {
skip = false;
}
else {
skip = true;
// Write the updated XML on a single line
utilWriter.Write(sectionUpdate.UpdatedXml);
}
}
if (skip) {
//
// Skip over the existing element, then
// copy up to the next element, or exit this level.
//
xmlUtil.SkipAndCopyReaderToNextElement(utilWriter, true);
}
else {
if (skipChildElements) {
xmlUtil.SkipChildElementsAndCopyOuterXmlToNextElement(utilWriter);
}
else {
// Copy this entire contents of this element and then to the next element, or exit this level.
xmlUtil.CopyOuterXmlToNextElement(utilWriter, true);
}
}
}
}
}
return wroteASection;
}
private bool CopyConfigDeclarationsRecursive(SectionUpdates declarationUpdates, XmlUtil xmlUtil, XmlUtilWriter utilWriter, string group, int parentLinePosition, int parentIndent)
{
int trueLinePosition;
int num3;
bool flag = false;
XmlTextReader reader = xmlUtil.Reader;
int oldIndent = this.UpdateIndent(parentIndent, xmlUtil, utilWriter, parentLinePosition);
if (reader.NodeType == XmlNodeType.Element)
{
trueLinePosition = xmlUtil.TrueLinePosition;
num3 = trueLinePosition;
}
else if (reader.NodeType == XmlNodeType.EndElement)
{
trueLinePosition = parentLinePosition + oldIndent;
if (utilWriter.IsLastLineBlank)
{
num3 = xmlUtil.TrueLinePosition;
}
else
{
num3 = parentLinePosition;
}
}
else
{
trueLinePosition = parentLinePosition + oldIndent;
num3 = 0;
}
if (declarationUpdates != null)
{
string[] movedSectionNames = declarationUpdates.GetMovedSectionNames();
if (movedSectionNames != null)
{
if (!utilWriter.IsLastLineBlank)
{
utilWriter.AppendNewLine();
}
foreach (string str in movedSectionNames)
{
DeclarationUpdate declarationUpdate = declarationUpdates.GetDeclarationUpdate(str);
utilWriter.AppendSpacesToLinePosition(trueLinePosition);
utilWriter.Write(declarationUpdate.UpdatedXml);
utilWriter.AppendNewLine();
flag = true;
}
utilWriter.AppendSpacesToLinePosition(num3);
}
}
if (reader.NodeType == XmlNodeType.Element)
{
int depth = reader.Depth;
while (reader.Depth == depth)
{
bool flag2 = false;
DeclarationUpdate update2 = null;
DeclarationUpdate sectionGroupUpdate = null;
SectionUpdates sectionUpdatesForGroup = null;
SectionUpdates updates2 = declarationUpdates;
string str2 = group;
oldIndent = this.UpdateIndent(oldIndent, xmlUtil, utilWriter, parentLinePosition);
trueLinePosition = xmlUtil.TrueLinePosition;
string name = reader.Name;
string attribute = reader.GetAttribute("name");
string configKey = BaseConfigurationRecord.CombineConfigKey(group, attribute);
if (name == "sectionGroup")
{
sectionUpdatesForGroup = declarationUpdates.GetSectionUpdatesForGroup(attribute);
if (sectionUpdatesForGroup != null)
{
sectionGroupUpdate = sectionUpdatesForGroup.GetSectionGroupUpdate();
if (sectionUpdatesForGroup.HasUnretrievedSections())
{
flag2 = true;
str2 = configKey;
updates2 = sectionUpdatesForGroup;
}
}
}
else
{
update2 = declarationUpdates.GetDeclarationUpdate(configKey);
}
bool flag3 = (sectionGroupUpdate != null) && (sectionGroupUpdate.UpdatedXml != null);
if (flag2)
{
object o = utilWriter.CreateStreamCheckpoint();
string s = null;
if (flag3)
{
utilWriter.Write(sectionGroupUpdate.UpdatedXml);
reader.Read();
}
else
{
s = xmlUtil.UpdateStartElement(utilWriter, null, true, trueLinePosition, oldIndent);
}
if (s == null)
{
xmlUtil.CopyReaderToNextElement(utilWriter, true);
}
bool flag4 = this.CopyConfigDeclarationsRecursive(updates2, xmlUtil, utilWriter, str2, trueLinePosition, oldIndent);
if (s != null)
{
utilWriter.AppendSpacesToLinePosition(trueLinePosition);
utilWriter.Write(s);
utilWriter.AppendSpacesToLinePosition(parentLinePosition);
}
else
{
xmlUtil.CopyXmlNode(utilWriter);
}
if (flag4 || flag3)
{
flag = true;
}
else
{
utilWriter.RestoreStreamCheckpoint(o);
}
xmlUtil.CopyReaderToNextElement(utilWriter, true);
}
else
{
bool flag5;
bool flag6 = false;
if (update2 == null)
{
flag5 = true;
if (flag3)
{
flag = true;
utilWriter.Write(sectionGroupUpdate.UpdatedXml);
utilWriter.AppendNewLine();
utilWriter.AppendSpacesToLinePosition(trueLinePosition);
utilWriter.Write("</sectionGroup>");
utilWriter.AppendNewLine();
utilWriter.AppendSpacesToLinePosition(trueLinePosition);
}
else if (sectionGroupUpdate != null)
{
flag = true;
flag5 = false;
flag6 = true;
}
}
else
{
flag = true;
if (update2.UpdatedXml == null)
{
flag5 = false;
}
else
{
flag5 = true;
utilWriter.Write(update2.UpdatedXml);
}
}
if (flag5)
{
xmlUtil.SkipAndCopyReaderToNextElement(utilWriter, true);
}
else
{
if (flag6)
{
xmlUtil.SkipChildElementsAndCopyOuterXmlToNextElement(utilWriter);
continue;
}
xmlUtil.CopyOuterXmlToNextElement(utilWriter, true);
}
}
}
}
return flag;
}