/// <summary>
/// Saves statistics data into XML
/// Called by application end event
/// Called by Session end event - once per hour
/// </summary>
/// <param name="stat">
/// The Stat
/// </param>
public void Save(Stat stat)
{
XElement root = null;
try
{
root = XElement.Load(stat.Path);
}
catch (Exception ex)
{
// Logger.Log(NO_FILE_ERROR, ex);
throw new ApplicationException(NO_FILE_ERROR, ex);
}
try
{
var qry = from elem in root.Elements("Stat") where elem.Attribute("id").Value == "Visits" select elem;
if (qry.Count<XElement>() == 1)
{
qry.First<XElement>().SetAttributeValue("Count", stat.Visits);
}
var qry2 = from elem in root.Elements("Stat") where elem.Attribute("id").Value == "Hits" select elem;
if (qry2.Count<XElement>() == 1)
{
qry2.First<XElement>().SetAttributeValue("Count", stat.Hits);
}
DateTime now = LocalTime.GetCurrentTime(SettingsData.TimeZoneInfo);
string todayKey = Stat.GetFeedKey(now);
string yesKey = Stat.GetFeedKey(now.AddDays(-1));
string twoKey = Stat.GetFeedKey(now.AddDays(-2));
foreach (KeyValuePair<string, int> kvp2 in stat.Feeds)
{
if (kvp2.Key == todayKey || kvp2.Key == yesKey || kvp2.Key == twoKey)
{
XElement statElem = new XElement(
"Stat", new XAttribute("id", kvp2.Key), new XAttribute("Count", kvp2.Value));
root.Add(statElem);
}
}
BlogData blogData = new BlogData();
foreach (KeyValuePair<string, PostInfo> kvp in stat.PageVisits)
{
blogData.ChangeViews(kvp.Key, kvp.Value.Views);
}
}
catch (Exception ex)
{
// Logger.Log(XML_FORMAT_ERROR, ex);
throw new ApplicationException(XML_FORMAT_ERROR, ex);
}
root.Save(stat.Path);
}
/// <summary>
/// Loads statistics data into a Stat object
/// Called by Application Start event
/// </summary>
/// <returns>The Stat object</returns>
public Stat Load()
{
Stat stat = new Stat();
List<Tuple<PostInfo, int>> popular = new List<Tuple<PostInfo, int>>();
XElement root = null;
try
{
root = XElement.Load(this._path);
stat.Path = this._path;
}
catch (Exception ex)
{
Logger.Log(NO_FILE_ERROR, ex);
throw new ApplicationException(NO_FILE_ERROR, ex);
}
try
{
List<XElement> feedElems = new List<XElement>();
List<XElement> delPostElems = new List<XElement>();
// BlogData blogData = new BlogData();
// List<PostInfo> posts = blogData.GetBlogItems();
foreach (XElement statElem in root.Elements("Stat"))
{
string id = statElem.Attribute("id").Value;
int count = int.Parse(statElem.Attribute("Count").Value);
// get feed nodes first
if (Stat.IsFeedKey(id))
{
feedElems.Add(statElem);
stat.Feeds[id] = count;
continue;
}
switch (id)
{
case "Visits":
stat.Visits = count;
break;
case "Hits":
stat.Hits = count;
break;
}
}
foreach (XElement feedElem in feedElems)
{
feedElem.Remove();
}
BlogData blogData = new BlogData();
stat.PageVisits = blogData.GetBlogItems().OrderByDescending(p => p.Views).ToDictionary(p => p.FileID);
}
catch (Exception ex)
{
Logger.Log(XML_FORMAT_ERROR, ex);
throw new ApplicationException(XML_FORMAT_ERROR, ex);
}
root.Save(this._path);
return stat;
}
/// <summary>
/// The save.
/// </summary>
/// <param name="stat">
/// The stat.
/// </param>
public static void Save(Stat stat)
{
ConfigHelper.DataContext.StatData.Save(stat);
}