/// <summary> /// Saves the <see cref="HtmlDocument"/> to the specified path. /// </summary> /// <param name="path">The file to write to.</param> /// <param name="node">The <see cref="HtmlNode"/> to save.</param> /// <param name="encoding">The encoding to use when writing the file.</param> /// <seealso cref="HtmlNode"/> /// <see cref="HtmlDocument"/> public static void Save(string path, HtmlNode node, Encoding encoding) { if (path == null || node == null) { DebugBreakOrThrow("Figure out why " + (path == null ? "path" : "node") + "is null", new ArgumentNullException(path == null ? "path" : "node")); } // Will only be triggered if the caller isn't called by another Save(). if (encoding == null) { DebugBreakOrThrow("Figure out why encoding is null.", new ArgumentNullException("encoding")); } using (FileStream fileStream = new FileStream(path, FileMode.Create, FileAccess.Write, FileShare.Read, 1024)) { using (StreamWriter streamWriter = new StreamWriter(fileStream, encoding)) { // StreamWriter is a TextWriter, so we can pass it to HtmlNode.WriteContentTo(TextWriter). // So node.WriteTo only saves the current node, which is only useful if the node has no children. // node.WriteContentTo, only saves the current nodes children, therefore if the current node has a parent, we use the parent to save. // this will include all siblings aswell :S if (node.ParentNode != null) { node.ParentNode.WriteContentTo(streamWriter); } else if (node.HasChildNodes == false) { node.WriteTo(streamWriter); } else if (node.Name == HtmlNode.HtmlNodeTypeNameDocument) { node.WriteContentTo(streamWriter); } else { // TODO: Properly save parent-less node with children. DebugBreakOrThrow("Properly save parent-less node with children. Inspect 'node'.", new InvalidOperationException("Don't know how to save the node, and it's children!")); } streamWriter.Flush(); } } }