public CommentLineXml(XElement xml, CodeCommentOptions options)
: base(null)
{
TagName = xml.Name.LocalName;
// Tags that are forced to be their own line should never be self closing. This prevents
// empty tags from getting collapsed.
OpenTag = CodeCommentHelper.CreateXmlOpenTag(xml, options, false);
Closetag = CodeCommentHelper.CreateXmlCloseTag(xml, options, false);
Lines = new List <ICommentLine>();
_innerText = new StringBuilder();
ParseChildNodes(xml, options);
CloseInnerText();
}
private void ParseChildNodes(XElement xml)
{
if (string.Equals(TagName, "code", StringComparison.OrdinalIgnoreCase))
{
// Content of code element should be read literally and preserve whitespace.
using (var reader = xml.CreateReader())
{
reader.MoveToContent();
Content = reader.ReadInnerXml();
}
}
else
{
// Loop and parse all child nodes.
var node = xml.FirstNode;
while (node != null)
{
// If the node is a sub-element, it needs to be handled seperately.
if (node.NodeType == XmlNodeType.Element)
{
var e = (XElement)node;
if (ShouldBeNewLine(e))
{
CloseInnerText();
Lines.Add(new CommentLineXml(e));
}
else
{
// If the tag is not forced to be on it's own line, append it to the
// current content as string.
_innerText.Append(CodeCommentHelper.CreateXmlOpenTag(e));
if (!e.IsEmpty)
{
if (Settings.Default.Formatting_CommentXmlSpaceTags)
{
_innerText.Append(CodeCommentHelper.Spacer);
}
ParseChildNodes(e);
_innerText.Append(CodeCommentHelper.CreateXmlCloseTag(e));
}
}
}
else
{
// Always trim trailing
var value = node.ToString().TrimEnd(CodeCommentHelper.Spacer);
// If the parent is an element, trim the starting spaces.
if (node.PreviousNode == null && node.Parent.NodeType == XmlNodeType.Element && !Settings.Default.Formatting_CommentXmlSpaceTags)
{
value = value.TrimStart(CodeCommentHelper.Spacer);
}
// If the previous node was an XML element, put a space before the text
// unless the first character is interpunction.
if (node.PreviousNode != null && node.PreviousNode.NodeType == XmlNodeType.Element)
{
if (!StartsWithInterpunction(value))
{
_innerText.Append(CodeCommentHelper.Spacer);
}
}
_innerText.Append(value);
// Add spacing after (almost) each word.
if (node.NextNode != null || node.Parent.NodeType != XmlNodeType.Element || Settings.Default.Formatting_CommentXmlSpaceTags)
{
_innerText.Append(CodeCommentHelper.Spacer);
}
}
node = node.NextNode;
}
}
}
private void ParseChildNodes(XElement xml, CodeCommentOptions options)
{
if (string.Equals(TagName, "code", StringComparison.OrdinalIgnoreCase))
{
// Content of code element should be read literally and preserve whitespace.
using (var reader = xml.CreateReader())
{
reader.MoveToContent();
Content = reader.ReadInnerXml();
}
}
else
{
// Loop and parse all child nodes.
var node = xml.FirstNode;
while (node != null)
{
// If the node is a sub-element, it needs to be handled seperately.
if (node.NodeType == XmlNodeType.Element)
{
var e = (XElement)node;
// All root level elements and certain special sub elements always need to
// be on their own line.
if (e.Parent == null || e.Parent.Parent == null || NewLineElementNames.Contains(e.Name.LocalName, StringComparer.OrdinalIgnoreCase))
{
CloseInnerText();
Lines.Add(new CommentLineXml(e, options));
}
else
{
// If the tag is not forced to be on it's own line, append it to the
// current content as string.
_innerText.Append(CodeCommentHelper.CreateXmlOpenTag(e, options));
if (!e.IsEmpty)
{
if (options.XmlSpaceTagContent)
{
_innerText.Append(CodeCommentHelper.Spacer);
}
ParseChildNodes(e, options);
_innerText.Append(CodeCommentHelper.CreateXmlCloseTag(e, options));
}
_innerText.Append(CodeCommentHelper.Spacer);
}
}
else
{
// Always trim trailing
var value = node.ToString().TrimEnd(CodeCommentHelper.Spacer);
// If the parent is an element, trim the starting spaces.
if (node.PreviousNode == null && node.Parent.NodeType == XmlNodeType.Element && !options.XmlSpaceTagContent)
{
value = value.TrimStart(CodeCommentHelper.Spacer);
}
_innerText.Append(value);
// Add spacing after (almost) each word.
if (node.NextNode != null || node.Parent.NodeType != XmlNodeType.Element || options.XmlSpaceTagContent)
{
_innerText.Append(CodeCommentHelper.Spacer);
}
}
node = node.NextNode;
}
}
}
