private void fragmentSerializeInner(
INode current, StringBuilder builder)
{
if(current.getNodeType()==NodeType.ELEMENT_NODE){
IElement e=((IElement)current);
string tagname=e.getTagName();
string namespaceURI=e.getNamespaceURI();
if(HtmlParser.HTML_NAMESPACE.Equals(namespaceURI) ||
HtmlParser.SVG_NAMESPACE.Equals(namespaceURI) ||
HtmlParser.MATHML_NAMESPACE.Equals(namespaceURI)){
tagname=e.getLocalName();
}
builder.Append('<');
builder.Append(tagname);
foreach(var attr in e.getAttributes()){
namespaceURI=attr.getNamespaceURI();
builder.Append(' ');
if(namespaceURI==null || namespaceURI.Length==0){
builder.Append(attr.getLocalName());
} else if(namespaceURI.Equals(HtmlParser.XML_NAMESPACE)){
builder.Append("xml:");
builder.Append(attr.getLocalName());
} else if(namespaceURI.Equals(
"http://www.w3.org/2000/xmlns/")){
if(!"xmlns".Equals(attr.getLocalName())) {
builder.Append("xmlns:");
}
builder.Append(attr.getLocalName());
} else if(namespaceURI.Equals(HtmlParser.XLINK_NAMESPACE)){
builder.Append("xlink:");
builder.Append(attr.getLocalName());
} else {
builder.Append(attr.getName());
}
builder.Append("=\"");
string value=attr.getValue();
for(int i=0;i<value.Length;i++){
char c=value[i];
if(c=='&') {
builder.Append("&");
} else if(c==0xa0) {
builder.Append(" ");
} else if(c=='"') {
builder.Append(""");
} else {
builder.Append(c);
}
}
builder.Append('"');
}
builder.Append('>');
if(HtmlParser.HTML_NAMESPACE.Equals(namespaceURI)){
string localName=e.getLocalName();
if("area".Equals(localName) ||
"base".Equals(localName) ||
"basefont".Equals(localName) ||
"bgsound".Equals(localName) ||
"br".Equals(localName) ||
"col".Equals(localName) ||
"embed".Equals(localName) ||
"frame".Equals(localName) ||
"hr".Equals(localName) ||
"img".Equals(localName) ||
"input".Equals(localName) ||
"keygen".Equals(localName) ||
"link".Equals(localName) ||
"menuitem".Equals(localName) ||
"meta".Equals(localName) ||
"param".Equals(localName) ||
"source".Equals(localName) ||
"track".Equals(localName) ||
"wbr".Equals(localName))
return;
if("pre".Equals(localName) ||
"textarea".Equals(localName) ||
"listing".Equals(localName)){
foreach(var node in e.getChildNodes()){
if(node.getNodeType()==NodeType.TEXT_NODE &&
((IText)node).getData().Length>0 &&
((IText)node).getData()[0]=='\n'){
builder.Append('\n');
}
}
}
}
// Recurse
foreach(var child in e.getChildNodes()){
fragmentSerializeInner(child,builder);
}
builder.Append("</");
builder.Append(tagname);
builder.Append(">");
} else if(current.getNodeType()==NodeType.TEXT_NODE){
INode parent=current.getParentNode();
if(parent is IElement &&
HtmlParser.HTML_NAMESPACE.Equals(((IElement)parent).getNamespaceURI())){
string localName=((IElement)parent).getLocalName();
if("script".Equals(localName) ||
"style".Equals(localName) ||
"script".Equals(localName) ||
"xmp".Equals(localName) ||
"iframe".Equals(localName) ||
"noembed".Equals(localName) ||
"noframes".Equals(localName) ||
"plaintext".Equals(localName)){
builder.Append(((IText)current).getData());
} else {
string value=((IText)current).getData();
for(int i=0;i<value.Length;i++){
char c=value[i];
if(c=='&') {
builder.Append("&");
} else if(c==0xa0) {
builder.Append(" ");
} else if(c=='<') {
builder.Append("<");
} else if(c=='>') {
builder.Append(">");
} else {
builder.Append(c);
}
}
}
}
} else if(current.getNodeType()==NodeType.COMMENT_NODE){
builder.Append("<!--");
builder.Append(((IComment)current).getData());
builder.Append("-->");
} else if(current.getNodeType()==NodeType.DOCUMENT_TYPE_NODE){
builder.Append("<!DOCTYPE ");
builder.Append(((IDocumentType)current).getName());
builder.Append(">");
} else if(current.getNodeType()==NodeType.PROCESSING_INSTRUCTION_NODE){
builder.Append("<?");
builder.Append(((IProcessingInstruction)current).getTarget());
builder.Append(' ');
builder.Append(((IProcessingInstruction)current).getData());
builder.Append(">"); // NOTE: may be erroneous
}
}
