internal int EnqueuePagesForTagging(TagOperation op)
{
// bring suggestions up-to-date with new tags that may have been entered
TagSuggestions.AddAll(from t in _pageTags where !TagSuggestions.ContainsKey(t.Key) select new HitHighlightedTagButtonModel()
{
TagName = t.TagName
});
TagSuggestions.Save();
// covert scope to context
TagContext ctx;
switch (Scope)
{
default:
case TaggingScope.CurrentNote:
ctx = TagContext.CurrentNote;
break;
case TaggingScope.SelectedNotes:
ctx = TagContext.SelectedNotes;
break;
case TaggingScope.CurrentSection:
ctx = TagContext.CurrentSection;
break;
}
IEnumerable <string> pageIDs = null;
if (ScopesEnabled)
{
TagsAndPages tc = new TagsAndPages(OneNoteApp);
tc.LoadPageTags(ctx);
pageIDs = tc.Pages.Select(p => p.Key);
}
else
{
pageIDs = PagesToTag;
}
int enqueuedPages = 0;
string[] pageTags = (from t in _pageTags.Values select t.TagName).ToArray();
foreach (string pageID in pageIDs)
{
OneNoteApp.TaggingService.Add(new TaggingJob(pageID, pageTags, op));
enqueuedPages++;
}
TraceLogger.Log(TraceCategory.Info(), "{0} page(s) enqueued for tagging with '{1}' using {2}", enqueuedPages, string.Join(";", pageTags), op);
TraceLogger.Flush();
return(enqueuedPages);
}
/// <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();
}
}
/// <summary>
/// Run the background tagger.
/// </summary>
/// <returns></returns>
public Task Run()
{
TaskFactory tf = new TaskFactory(TaskCreationOptions.LongRunning, TaskContinuationOptions.None);
CancellationToken cancel = _cancel.Token;
return(tf.StartNew(() =>
{
TraceLogger.Log(TraceCategory.Info(), "Background tagging service started");
try
{
OneNotePageProxy lastPage = null;
while (!_jobs.IsCompleted)
{
TaggingJob j = _jobs.Take();
cancel.ThrowIfCancellationRequested();
try
{
lastPage = j.Execute(_onenote, lastPage);
if (lastPage != null && _jobs.Count == 0)
{ // no more pending pages - must update the last one and stop carrying forward
lastPage.Update();
lastPage = null;
}
}
catch (Exception e)
{
lastPage = null;
TraceLogger.ShowGenericErrorBox("page tagging failed", e);
}
}
}
catch (InvalidOperationException)
{
TraceLogger.Log(TraceCategory.Warning(), "Background tagging job queue depleted");
TraceLogger.Flush();
}
catch (OperationCanceledException)
{
TraceLogger.Log(TraceCategory.Warning(), "Background tagging canceled");
TraceLogger.Flush();
}
}, cancel));
}
/// <summary>
/// Remove or rename tag from suggestions when user control is tapped.
/// </summary>
/// <param name="sender">user control emitting this event</param>
/// <param name="e"> event details</param>
private void Tag_Action(object sender, RoutedEventArgs e)
{
var rt = sender as RemovableTag;
var rt_mdl = rt.DataContext as RemovableTagModel;
string[] toRemove = new string[] { rt_mdl.Key };
if ("DeleteTag".Equals(rt.Tag))
{
_model.SuggestedTags.RemoveAll(toRemove);
// schedule all pages with this tag for tag removal
if (rt_mdl.Tag != null)
{
foreach (var tp in rt_mdl.Tag.Pages)
{
_model.OneNoteApp.TaggingService.Add(new TaggingJob(tp.ID, toRemove, TagOperation.SUBTRACT));
}
suggestedTags.Notification = rt_mdl.Tag.Pages.Count == 0 ? Properties.Resources.TagEditor_Popup_NothingTagged : string.Format(Properties.Resources.TagEditor_Popup_TaggingInProgress, rt_mdl.Tag.Pages.Count);
TraceLogger.Log(TraceCategory.Info(), "{0} page(s) enqueued for background tagging; Operation SUBTRACT {1}", rt_mdl.Tag.Pages.Count, toRemove[0]);
}
else
{
suggestedTags.Notification = Properties.Resources.TagEditor_Popup_NothingTagged;
}
}
else if ("RenameTag".Equals(rt.Tag))
{
_model.SuggestedTags.RemoveAll(toRemove);
string[] newTagNames = (from tn in OneNotePageProxy.ParseTags(rt_mdl.LocalName) select TagFormatter.Format(tn)).ToArray();
// create new tag models unless they already exist
List <RemovableTagModel> newTagModels = new List <RemovableTagModel>();
foreach (var newName in newTagNames)
{
RemovableTagModel tagmodel;
if (!_model.SuggestedTags.TryGetValue(newName, out tagmodel))
{
tagmodel = new RemovableTagModel()
{
Tag = new TagPageSet(newName)
};
newTagModels.Add(tagmodel);
}
else if (tagmodel.Tag == null && rt_mdl.Tag != null)
{
tagmodel.Tag = new TagPageSet(newName);
}
if (rt_mdl.Tag != null)
{
// copy the pages into the new tag and update the tag count
foreach (var pg in rt_mdl.Tag.Pages)
{
tagmodel.Tag.Pages.Add(pg);
}
tagmodel.UseCount = tagmodel.Tag.Pages.Count;
}
}
_model.SuggestedTags.AddAll(newTagModels);
if (rt_mdl.Tag != null)
{
// remove the old tag and add new tag to the pages
foreach (var tp in rt_mdl.Tag.Pages)
{
_model.OneNoteApp.TaggingService.Add(new TaggingJob(tp.ID, toRemove, TagOperation.SUBTRACT));
_model.OneNoteApp.TaggingService.Add(new TaggingJob(tp.ID, newTagNames, TagOperation.UNITE));
}
suggestedTags.Notification = rt_mdl.Tag.Pages.Count == 0 ? Properties.Resources.TagEditor_Popup_NothingTagged : string.Format(Properties.Resources.TagEditor_Popup_TaggingInProgress, rt_mdl.Tag.Pages.Count);
TraceLogger.Log(TraceCategory.Info(), "{0} page(s) enqueued for background tagging; Operation UNITE {1} SUBTRACT {2}", rt_mdl.Tag.Pages.Count, string.Join(",", newTagNames), toRemove[0]);
}
else
{
suggestedTags.Notification = Properties.Resources.TagEditor_Popup_NothingTagged;
}
}
TraceLogger.Flush();
_model.SaveChanges();
}
