/// <summary>根据模型查找</summary>
/// <param name="model"></param>
/// <param name="cache"></param>
/// <returns></returns>
public static VisitStat FindByModel(VisitStatModel model, Boolean cache)
{
if (model == null)
{
return(null);
}
if (cache)
{
if (_cache.FindMethod == null)
{
_cache.FindMethod = m => FindByModel(m, false);
}
return(_cache[model]);
}
var exp = new WhereExpression();
exp &= _.Level == model.Level;
if (model.Level > 0 && model.Time > DateTime.MinValue)
{
exp &= _.Time == model.GetDate(model.Level);
}
exp &= _.Page == model.Page;
return(Find(exp));
}
/// <summary>高级查询访问统计</summary>
/// <param name="model"></param>
/// <param name="start"></param>
/// <param name="end"></param>
/// <param name="param"></param>
/// <returns></returns>
public static IList <VisitStat> Search(VisitStatModel model, DateTime start, DateTime end, PageParameter param)
{
var exp = new WhereExpression();
if (model.Level >= 0)
{
exp &= _.Level == model.Level;
}
if (model.Level > 0 && model.Time > DateTime.MinValue)
{
exp &= _.Time == model.GetDate(model.Level);
}
if (!model.Page.IsNullOrEmpty())
{
exp &= _.Page == model.Page;
}
exp &= _.Time.Between(start, end);
return(FindAll(exp, param));
}
/// <summary>业务统计</summary>
/// <param name="model">模型</param>
/// <param name="levels">要统计的层级</param>
/// <returns></returns>
public static void Process(VisitStatModel model, params StatLevels[] levels)
{
model = model.Clone();
if (levels == null || levels.Length == 0)
{
levels = new[] { StatLevels.Day, StatLevels.Month, StatLevels.Year }
}
;
// 当前
var list = model.Split(levels);
// 全局
if (!model.Page.IsNullOrEmpty())
{
model.Page = "全部";
list.AddRange(model.Split(levels));
}
// 并行处理
Parallel.ForEach(list, m => ProcessItem(m as VisitStatModel));
}
private static VisitStat ProcessItem(VisitStatModel model)
{
var st = StatHelper.GetOrAdd(model, FindByModel, e =>
{
e.Page = model.Page;
});
if (st == null)
{
return(null);
}
// 历史平均
if (st.Cost > 0)
{
st.Cost = (Int32)Math.Round(((Double)st.Cost * st.Times + model.Cost) / (st.Times + 1));
}
else
{
st.Cost = model.Cost;
}
if (model.Cost > st.MaxCost)
{
st.MaxCost = model.Cost;
}
if (!model.Title.IsNullOrEmpty())
{
st.Title = model.Title;
}
//st.Times++;
Interlocked.Increment(ref st._Times);
if (!model.Error.IsNullOrEmpty())
{
//st.Error++;
Interlocked.Increment(ref st._Error);
}
var user = model.User;
var ip = model.IP;
if (!user.IsNullOrEmpty() || !ip.IsNullOrEmpty())
{
// 计算用户和IP，合并在Remark里面
var ss = new HashSet <String>((st.Remark + "").Split(","));
if (!user.IsNullOrEmpty() && !ss.Contains(user))
{
//st.Users++;
Interlocked.Increment(ref st._Users);
ss.Add(user + "");
}
if (!ip.IsNullOrEmpty() && !ss.Contains(ip))
{
//st.IPs++;
Interlocked.Increment(ref st._IPs);
ss.Add(ip);
}
// 如果超长，砍掉前面
var ds = ss as IEnumerable <String>;
var k = 1;
while (true)
{
var str = ds.Join(",");
if (str.Length <= _.Remark.Length)
{
st.Remark = str;
break;
}
ds = ss.Skip(k++);
}
}
st.SaveAsync(5_000);
return(st);
}
