public IEnumerable <Bookmarks.Common.TagCount> GetAssociatedTerms
(Bookmarks.Common.TagBundle tagBundle, int bufferSize)
{
var bookmarks = _database.GetCollection <BsonDocument>(BookmarksCollection);
var filteredBookmarks = GetBookmarksByTagBundle(tagBundle, (int?)0, (int?)bufferSize);
IEnumerable <string> excludedTags = CompileExcludeTags(tagBundle.ExcludeTagBundles);
var tagCounts = filteredBookmarks.SelectMany(b => b.Tags)
.Where(t => !tagBundle.Tags.Contains(t) &&
!tagBundle.ExcludeTags.Contains(t) &&
!excludedTags.Contains(t))
.Select(t => new Bookmarks.Common.TagCount {
Tag = t, Count = 1
});
return(tagCounts.GroupBy(tc => tc.Tag)
.Select(tagGrp
=> new Bookmarks.Common.TagCount
{
Tag = tagGrp.Key, Count = tagGrp.Count()
})
.OrderByDescending(tc => tc.Count));
}
public static TagBundle Create(string name, string[] bookmarkCollectionIds)
{
var bundle = new TagBundle {
Name = name, BookmarksCollections = bookmarkCollectionIds
};
bundle.Id = Utils.ComputeHash(name + bookmarkCollectionIds, MD5.Create());
return(bundle);
}
public IEnumerable <string> ExtractExcludeTags(string[] excludeTagBundles, Bookmarks.Common.TagBundle tagBundle)
{
var exclTags = excludeTagBundles.SelectMany(ext => GetTagBundles(ext))
.SelectMany(b => b.Tags).ToArray();
string[] excludeTags = tagBundle == null ? new string[0] : tagBundle.ExcludeTags;
string[] tags = tagBundle == null ? new string[0] : tagBundle.Tags;
return(exclTags.Union(excludeTags)
.Union(tags));
}
public void UpdateTagBundle(Bookmarks.Common.TagBundle tagBundle)
{
var tagBundles = _database.GetCollection <Bookmarks.Mongo.Data.TagBundle>(TAG_BUNDLES_COLLECTION);
var builder = Builders <Bookmarks.Mongo.Data.TagBundle> .Filter;
var filter = builder.Eq(t => t.Name, tagBundle.Name);
var update = Builders <Bookmarks.Mongo.Data.TagBundle> .Update
.Set(t => t.Tags, tagBundle.Tags)
.Set(t => t.ExcludeTags, tagBundle.ExcludeTags)
.CurrentDate("lastModified");
tagBundles.UpdateOne(filter, update);
}
public IEnumerable <Bookmarks.Common.Bookmark> GetBookmarksByTagBundle
(Bookmarks.Common.TagBundle tagBundle, int?skip, int?take)
{
if (tagBundle == null)
{
throw new ApplicationException("tagBundle not found");
}
//should be in tagBundle.Tags
//HACK!
var filterDef = string.Format("{{ 'Tags': {{$elemMatch: {{$in: ['{0}'] }} }} }}"
, string.Join("','", tagBundle.Tags));
return(FilterBookmarks(filterDef, skip, take).ToList()
.Select(bm => MapperObj.Map <Bookmarks.Common.Bookmark>(bm)));
}
public void CreateTagBundle(Bookmarks.Common.TagBundle tagBundle)
{
if (tagBundle == null)
{
throw new ArgumentNullException("tagBundle");
}
var tagBundles = _database.GetCollection
<Bookmarks.Mongo.Data.TagBundle>(TAG_BUNDLES_COLLECTION);
if (tagBundles == null)
{
throw new ArgumentNullException("tagBundleS collection");
}
tagBundles.InsertOne(MapperObj.Map <Bookmarks.Mongo.Data.TagBundle>(tagBundle));
}