/// <summary>
/// Determine if two tags a are equal
/// </summary>
/// <param name="obj">the other tag for equality test</param>
/// <returns>true if both tags are equal; false otherwise</returns>
public override bool Equals(object obj)
{
TagPageSet other = obj as TagPageSet;
if (other != null)
{
return(TagName.Equals(other.TagName));
}
return(false);
}
/// <summary>
/// Extract tags from page descriptors.
/// </summary>
/// <param name="pageDescriptors">
/// XML document describing pages in the OneNote hierarchy or search result.
/// </param>
/// <param name="selectedPagesOnly">true to process only pages selected by user</param>
/// <param name="omitUntaggedPages">drip untagged pages</param>
internal void ExtractTags(XDocument pageDescriptors, bool selectedPagesOnly, bool omitUntaggedPages = false)
{
// parse the search results
_tags.Clear();
_pages.Clear();
try
{
XNamespace one = pageDescriptors.Root.GetNamespaceOfPrefix("one");
Dictionary <string, TagPageSet> tags = new Dictionary <string, TagPageSet>();
foreach (XElement page in pageDescriptors.Descendants(one.GetName("Page")))
{
TaggedPage tp = new TaggedPage(page);
if (selectedPagesOnly && !tp.IsSelected)
{
continue;
}
// assign Tags
int tagcount = 0;
foreach (string tagname in tp.TagNames)
{
tagcount++;
TagPageSet t;
if (!tags.TryGetValue(tagname, out t))
{
t = new TagPageSet(tagname);
tags.Add(tagname, t);
}
t.AddPage(tp);
tp.Tags.Add(t);
}
if (!omitUntaggedPages || tagcount > 0)
{
_pages.Add(tp.Key, tp);
}
}
// bulk update for performance reasons
_tags.UnionWith(tags.Values);
TraceLogger.Log(TraceCategory.Info(), "Extracted {0} tags from {1} pages.", _tags.Count, _pages.Count);
}
catch (Exception ex)
{
TraceLogger.Log(TraceCategory.Error(), "Parsing Hierarchy data failed: {0}", ex);
TraceLogger.Flush();
}
}
