private static double Mean(TagWeightCollection twc)
{
double sum = 0;
int count = 0;
foreach (TagWeight item in twc)
{
sum += item.Weight;
count++;
}
return(sum / count);
}
private static double Mean(TagWeightCollection twc)
{
double sum = 0;
int count = 0;
foreach (TagWeight item in twc)
{
sum += item.Weight;
count++;
}
return sum / count;
}
private static double StdDev(TagWeightCollection twc, out double mean)
{
mean = Mean(twc);
double sumOfDiffSquares = 0;
int count = 0;
foreach (TagWeight item in twc)
{
double diff = (item.Weight - mean);
sumOfDiffSquares += diff * diff;
count++;
}
return(Math.Sqrt(sumOfDiffSquares / count));
}
private static double StdDev(TagWeightCollection twc, out double mean)
{
mean = Mean(twc);
double sumOfDiffSquares = 0;
int count = 0;
foreach (TagWeight item in twc)
{
double diff = (item.Weight - mean);
sumOfDiffSquares += diff * diff;
count++;
}
return Math.Sqrt(sumOfDiffSquares / count);
}
public static TagWeightCollection FetchTags(int minWeight, int maxItems)
{
TagWeightCollection twc = ZCache.Get <TagWeightCollection>("TagCloud:" + minWeight + "|" + maxItems);
if (twc == null)
{
Query q = TagWeight.CreateQuery();
if (minWeight > 0)
{
q.AndWhere(TagWeight.Columns.Weight, minWeight, Comparison.GreaterOrEquals);
}
if (maxItems > 0)
{
q.Top = maxItems.ToString();
}
//q.OrderByAsc(TagWeight.Columns.Weight);
q.Orders.Add(DataService.Provider.QuoteName(TagWeight.Columns.Weight.Alias) + " DESC");
twc = TagWeightCollection.FetchByQuery(q);
double mean = 0;
double std = StdDev(twc, out mean);
foreach (TagWeight tag in twc)
{
tag.FontFactor = NormalizeWeight(tag.Count, mean, std);
tag.FontSize = _fontSizes[tag.FontFactor - 1];
}
twc.Sort(delegate(TagWeight t1, TagWeight t2) { return(Comparer <string> .Default.Compare(t1.Name, t2.Name)); });
ZCache.InsertCache("TagCloud:" + minWeight + "|" + maxItems, twc, 120);
}
return(twc);
}
public Tag[] getTags(string blogid, string username, string password)
{
if (ValidateUser(username, password))
{
var wpGetTagsList = new List <Tag>();
var tags = TagWeightCollection.FetchAll();
foreach (var tag in tags)
{
var metablogTag = new Tag();
metablogTag.tag_id = tag.Name.GetHashCode();
metablogTag.count = tag.Count;
metablogTag.name = tag.Name;
metablogTag.slug = tag.Name;
metablogTag.html_url = tag.Url;
metablogTag.rss_url = tag.Url + "feed/";
wpGetTagsList.Add(metablogTag);
}
return(wpGetTagsList.ToArray());
}
throw new XmlRpcFaultException(0, "User does not exist");
}
