private bool TryGetSimpleTextNode(TextNode node, out string textvalue)
{
textvalue = null;
bool issimple = ((node.Chunks.Count == 0) || ((node.Chunks.Count == 1) && (node.Chunks[0] is TextChunk)));
if (issimple)
{
textvalue = "";
if (node.Chunks.Count == 1)
textvalue = (node.Chunks[0] as TextChunk).Text;
}
return issimple;
}
public override void Visit(TextNode node)
{
foreach(var chunk in node.Chunks)
Visit(chunk);
}
private IEnumerable<AttributeNode> SortAndJoinAttributes(IEnumerable<AttributeNode> inputAttributes)
{
var queue = new List<AttributeNode>(inputAttributes);
var attributes = new List<AttributeNode>();
while (queue.Count > 0)
{
var first = queue[0];
queue.RemoveAt(0);
attributes.Add(first);
var isId = first.Name.Equals("id", StringComparison.InvariantCultureIgnoreCase);
var value = first.Value;
if (value == null)
{
value = new TextNode(new TextChunk(""));
}
var buf = new List<object> { Capture(value) };
foreach (var sameAtt in queue.FindAll(a => a.Name == first.Name))
{
queue.Remove(sameAtt);
buf.Add(Capture(sameAtt.Value));
}
first.Value = DataJoiner(isId ? "_" : " ", buf.ToArray(), !isId);
}
attributes.Sort((a1, a2) => a1.Name.CompareTo(a2.Name));
return attributes;
}
public virtual void Visit(TextNode node)
{
}
