/// <summary>
/// Builds graph with chunk root nodes
/// </summary>
/// <returns></returns>
public NodeGraph BuildChunkRootsGraph()
{
List <LeafNodeDictionaryEntry> rootEntries = new List <LeafNodeDictionaryEntry>();
Dictionary <LeafNodeDictionaryEntry, ContentChunk> EntryChunkDictionary = new Dictionary <LeafNodeDictionaryEntry, ContentChunk>();
foreach (var chunk in items)
{
LeafNodeDictionaryEntry entry = null;
if (chunk.RootNode != null)
{
entry = new LeafNodeDictionaryEntry(chunk.RootNode);
}
else
{
entry = new LeafNodeDictionaryEntry()
{
XPath = chunk.XPathRoot
};
}
EntryChunkDictionary.Add(entry, chunk);
rootEntries.Add(entry);
}
NodeGraph graph = NodeGraph.Build(rootEntries);
foreach (var pair in EntryChunkDictionary)
{
NodeGraph chunkChild = graph.GetChildAtPath <NodeGraph>(pair.Key.XPath);
chunkChild.SetMetaData(pair.Value);
}
return(graph);
}
public void Add(LeafNodeDictionaryEntry entry)
{
if (entry != null)
{
items.Add(entry);
CachedIndex.Add(entry.XPath, entry);
}
}
public virtual LeafNodeDictionaryEntry Add(HtmlNode item)
{
if (item != null)
{
LeafNodeDictionaryEntry entry = new LeafNodeDictionaryEntry(item);
items.Add(entry);
CachedIndex.Add(entry.XPath, entry);
return(entry);
}
return(null);
}
public List <LeafNodeDictionaryEntry> AddRange(IEnumerable <HtmlNode> nodes)
{
List <LeafNodeDictionaryEntry> output = new List <LeafNodeDictionaryEntry>();
foreach (var item in nodes)
{
LeafNodeDictionaryEntry entry = new LeafNodeDictionaryEntry(item);
items.Add(entry);
CachedIndex.Add(entry.XPath, entry);
output.Add(entry);
}
return(output);
}
protected LeafNodeDictionaryEntry ProcessLabelNode(HtmlNode n)
{
LeafNodeDictionaryEntry entry = AddOrGet(n);
if (entry.MetaData == null)
{
LabelNodeDefinition labelNodeDefinition = new LabelNodeDefinition(n, entry);
if (!labelNodeDefinition.for_attribute.isNullOrEmpty())
{
var ind = InputNodes.FirstOrDefault(x => x.id.Equals(labelNodeDefinition.for_attribute));
if (ind != null)
{
ind.Label = labelNodeDefinition;
}
LabelNodes.Add(labelNodeDefinition);
}
}
return(entry);
}
protected LeafNodeDictionaryEntry ProcessInputNode(HtmlNode n)
{
var input_types_toWatch = InputTypesToWatch.or(DefaultInputTypesToWatch);
LeafNodeDictionaryEntry entry = AddOrGet(n);
if (entry.MetaData == null)
{
var formParentNode = n.GetFirstParent(x => x.Name.Equals("form", StringComparison.InvariantCultureIgnoreCase));
InputFormDefinition inf = null;
if (formParentNode != null)
{
if (!FormNodes.Any(x => x.entry.XPath == formParentNode.XPath))
{
LeafNodeDictionaryEntry form_entry = Add(formParentNode);
inf = new InputFormDefinition(form_entry, formParentNode);
FormNodes.Add(inf);
}
else
{
inf = FormNodes.FirstOrDefault(x => x.entry.XPath == formParentNode.XPath);
}
}
InputNodeDefinition ind = new InputNodeDefinition(entry, n);
if (input_types_toWatch.Contains(ind.type))
{
ind.DoWatch = true;
}
if (!InputNodes.Any(x => x.xkey == ind.xkey))
{
InputNodes.Add(ind);
if (inf != null)
{
inf.Add(ind);
}
}
}
return(entry);
}
public DocumentNodeChanges Compare(HtmlNode node)
{
DocumentNodeChanges output = new DocumentNodeChanges();
var input_nodes = node.selectNodes(".//input");
if (input_nodes == null)
{
return(null);
}
foreach (HtmlNode n in input_nodes)
{
LeafNodeDictionaryEntry entry = null;
if (CachedIndex.ContainsKey(n.XPath))
{
entry = CachedIndex[n.XPath];
}
InputNodeDefinition ind = new InputNodeDefinition(entry, n);
if (InputNodes.Any(x => x.xkey == ind.xkey))
{
InputNodeDefinition o_ind = InputNodes.FirstOrDefault(x => x.xkey == ind.xkey);
if (!o_ind.value.Equals(ind.value))
{
InputNodeChange change = new InputNodeChange()
{
oldValue = o_ind.value,
newValue = ind.value,
NodeDefinition = o_ind,
name = o_ind.xkey
};
output.InputChanges.Add(change);
}
}
}
return(output);
}
public LabelNodeDefinition(HtmlNode _node, LeafNodeDictionaryEntry _entry)
{
entry = _entry;
entry.MetaData = this;
Deploy(_node);
}
public InputNodeDefinition(LeafNodeDictionaryEntry _entry, HtmlNode _node)
{
entry = _entry;
entry.MetaData = this;
Deploy(_node);
}