public PageReportCache(string cacheKey, DateTime lastAccessedUtc, PageReportSummary pageReport, string selectedPageType, PageReportType pageReportType, DateTime dateFrom, DateTime dateTo)
{
CacheKey = cacheKey;
LastAccessedUtc = lastAccessedUtc;
ReportSummary = pageReport;
SelectedPageType = selectedPageType;
PageReportType = pageReportType;
DateFrom = dateFrom;
DateTo = dateTo;
}
public PageReportCache(string cacheKey, DateTime lastAccessedUtc, PageReportSummary pageReport, string selectedPageType, PageReportType pageReportType, DateTime dateFrom, DateTime dateTo)
{
CacheKey = cacheKey;
LastAccessedUtc = lastAccessedUtc;
ReportSummary = pageReport;
SelectedPageType = selectedPageType;
PageReportType = pageReportType;
DateFrom = dateFrom;
DateTo = dateTo;
}
public PageReportCache()
{
SelectedPageType = string.Empty;
PageReportType = Report.ReportSummary.PageReportType.DAY;
DateFrom = DateTime.MinValue;
DateTo = DateTime.MinValue;
CacheKey = string.Empty;
LastAccessedUtc = DateTime.MinValue;
ReportSummary = new PageReportSummary();
}
public PageReportCache()
{
SelectedPageType = string.Empty;
PageReportType = Report.ReportSummary.PageReportType.DAY;
DateFrom = DateTime.MinValue;
DateTo = DateTime.MinValue;
CacheKey = string.Empty;
LastAccessedUtc = DateTime.MinValue;
ReportSummary = new PageReportSummary();
}
/// <summary>
/// Generate the all page report summary to create a line chart
/// </summary>
/// <param name="pageReportType"></param>
/// <param name="dateFrom"></param>
/// <param name="dateTo"></param>
/// <returns></returns>
public static PageReportSummary GeneratePageReport(PageReportType pageReportType, DateTime dateFrom, DateTime dateTo, string selectedPage = "")
{
dateFrom = new DateTime(dateFrom.Year, dateFrom.Month, dateFrom.Day, 0, 0, 1);
dateTo = new DateTime(dateTo.Year, dateTo.Month, dateTo.Day, 23, 59, 59);
PageReportSummary PageReportSummary = new PageReportSummary();
//add 3 lists to represent the all categories
if (string.IsNullOrWhiteSpace(selectedPage) || "all".Equals(selectedPage))
{
PageReportSummary.PageReportSeriesList.Add(new PageReportSeries { name = "Page Views", data = new List<int>() });
PageReportSummary.PageReportSeriesList.Add(new PageReportSeries { name = "Website Visits", data = new List<int>() });
PageReportSummary.PageReportSeriesList.Add(new PageReportSeries { name = "Unique Website Visits", data = new List<int>() });
}
else
{
PageReportSummary.PageReportSeriesList.Add(new PageReportSeries { name = "Page Views", data = new List<int>() });
}
List<PageView> PageViewList = ReportDAO.LoadPageViews(dateFrom, dateTo, selectedPage);
if (PageViewList != null && PageViewList.Count > 0)
{
while (dateFrom <= dateTo)
{
string DateTimeFormat = GetDateTimeCategoryToString(pageReportType);
string Category = dateFrom.ToString(DateTimeFormat);
PageReportSummary.MasterCategoryList.Add(Category);
if (string.IsNullOrWhiteSpace(selectedPage) || "all".Equals(selectedPage))
{
ProcessAllPageReportRow(PageReportSummary, PageViewList, DateTimeFormat, Category);
}
else
{
ProcessSpecificPageReportRow(PageReportSummary, PageViewList, DateTimeFormat, Category);
}
dateFrom = IncreaseDateTime(pageReportType, dateFrom);
}
ProcessBasicStatistics(PageReportSummary, PageViewList);
ProcessBrowserSummary(PageReportSummary, PageViewList);
ProcessOperatingSystemSummary(PageReportSummary, PageViewList);
}
return PageReportSummary;
}
/// <summary>
/// Check the app cache and see if this report cache has expired.
/// </summary>
/// <param name="selectedPageType"></param>
/// <param name="pageReportType"></param>
/// <param name="dateFrom"></param>
/// <param name="dateTo"></param>
/// <returns></returns>
public static PageReportCache GetPageReportSummary(string selectedPageType, PageReportType pageReportType, DateTime dateFrom, DateTime dateTo)
{
string CacheKey = String.Format("{0}|{1}|{2}|{3}", selectedPageType.ToUpper(), pageReportType, dateFrom.ToString("MM/dd/yyyy"), dateTo.ToString("MM/dd/yyyy"));
PageReportSummary ReportSummary = new PageReportSummary();
Dictionary<string, PageReportCache> PageReportDictionary = (Dictionary<string, PageReportCache>)HttpContext.Current.Application[PAGE_REPORT_APP_CACHE] ?? new Dictionary<string, PageReportCache>();
bool RunNewReport = false;
if (PageReportDictionary.ContainsKey(CacheKey))
{
if (PageReportDictionary[CacheKey].LastAccessedUtc <= DateTime.UtcNow)
{
RunNewReport = true;
}
else
{
ReportSummary = PageReportDictionary[CacheKey].ReportSummary;
}
}
else
{
RunNewReport = true;
}
if (RunNewReport)
{
ReportSummary = PageReport.GeneratePageReport(pageReportType, dateFrom, dateTo, selectedPageType);
PageReportDictionary[CacheKey] = new PageReportCache(CacheKey, DateTime.UtcNow.AddHours(1), ReportSummary, selectedPageType, pageReportType, dateFrom, dateTo);
HttpContext.Current.Application[PAGE_REPORT_APP_CACHE] = PageReportDictionary;
}
return PageReportDictionary[CacheKey];
}
/// <summary>
/// Only process page views for a specific page report
/// </summary>
/// <param name="pageReportSummary"></param>
/// <param name="pageViewList"></param>
/// <param name="dateTimeFormat"></param>
/// <param name="category"></param>
private static void ProcessSpecificPageReportRow(PageReportSummary pageReportSummary, List<PageView> pageViewList, string dateTimeFormat, string category)
{
//total count of users this day
int PageViewCount = pageViewList.Count(e => e.PageOpenedDateUTC.ToString(dateTimeFormat).Equals(category));
pageReportSummary.PageReportSeriesList[0].data.Add(PageViewCount);
}
/// <summary>
/// # of different ip addresses per operating system, user is locked into an operating system per ip address
/// </summary>
/// <param name="pageReportSummary"></param>
/// <param name="pageViewList"></param>
private static void ProcessOperatingSystemSummary(PageReportSummary pageReportSummary, List<PageView> pageViewList)
{
List<string> EntityList = pageViewList.Select(e => e.OperatingSystem).Distinct().ToList();
foreach (var Entity in EntityList.OrderBy(e => e))
{
if (!pageReportSummary.OperatingSystemSummary.ContainsKey(Entity))
{
pageReportSummary.OperatingSystemSummary.Add(Entity, pageViewList.Where(e => e.OperatingSystem.Equals(Entity)).Select(e => e.IpAddress).Distinct().Count());
}
}
}
/// <summary>
/// # of sessions created per browser, user can switch browsers on the same ip address
/// </summary>
/// <param name="pageReportSummary"></param>
/// <param name="pageViewList"></param>
private static void ProcessBrowserSummary(PageReportSummary pageReportSummary, List<PageView> pageViewList)
{
List<string> EntityList = pageViewList.Select(e => e.BrowserNameAndVersion).Distinct().ToList();
foreach (var Entity in EntityList.OrderBy(e => e))
{
if (!pageReportSummary.BrowserSummary.ContainsKey(Entity))
{
pageReportSummary.BrowserSummary.Add(Entity, pageViewList.Where(e => e.BrowserNameAndVersion.Equals(Entity)).Select(e => e.SessionId).Distinct().Count());
}
}
}
/// <summary>
/// Get the total visits, total page views, total unique visitors, avg pages per session, avg session time
/// </summary>
/// <param name="pageReportSummary"></param>
/// <param name="pageViewList"></param>
private static void ProcessBasicStatistics(PageReportSummary pageReportSummary, List<PageView> pageViewList, string selectedPage = "")
{
pageReportSummary.TotalPageVisits = pageViewList.Count;
pageReportSummary.TotalVisits = pageViewList.Select(e => e.SessionId).Distinct().Count();
pageReportSummary.TotalUniqueVistors = pageViewList.Select(e => e.IpAddress).Distinct().Count();
if (string.IsNullOrWhiteSpace(selectedPage) || "all".Equals(selectedPage))
{
ProcessAverageSessionTime(pageReportSummary, pageViewList);
}
else
{
ProcessAveragePageViewTime(pageReportSummary, pageViewList);
}
}
/// <summary>
/// When viewing an "all" page report process the average session time and pages per visit
/// </summary>
/// <param name="pageReportSummary"></param>
/// <param name="pageViewList"></param>
private static void ProcessAverageSessionTime(PageReportSummary pageReportSummary, List<PageView> pageViewList)
{
Dictionary<Guid, int> PageVisitsPerSession = new Dictionary<Guid, int>();
foreach (var PageV in pageViewList)
{
if (!PageVisitsPerSession.ContainsKey(PageV.SessionId))
{
PageVisitsPerSession.Add(PageV.SessionId, 0);
}
PageVisitsPerSession[PageV.SessionId]++;
}
pageReportSummary.PageViewsPerVisit = PageVisitsPerSession.Values.Average();
List<TimeSpan> TimeSpanList = new List<TimeSpan>();
foreach (var SessionId in PageVisitsPerSession.Keys)
{
DateTime StartDate = pageViewList.Where(e => e.SessionId.Equals(SessionId)).OrderBy(e => e.PageOpenedDateUTC).Select(e => e.PageOpenedDateUTC).FirstOrDefault();
DateTime EndDate = pageViewList.Where(e => e.SessionId.Equals(SessionId) && !e.PageExitDateUTC.Equals(DateTime.MinValue)).OrderByDescending(e => e.PageExitDateUTC).Select(e => e.PageExitDateUTC).FirstOrDefault();
if (!StartDate.Equals(DateTime.MinValue) && !EndDate.Equals(DateTime.MinValue))
{
TimeSpanList.Add(EndDate.Subtract(StartDate));
}
}
pageReportSummary.AverageVisitDuration = new TimeSpan(Convert.ToInt64(TimeSpanList.Average(timeSpan => timeSpan.Ticks)));
}
/// <summary>
/// When a specific page is selected process its average page view time
/// </summary>
private static void ProcessAveragePageViewTime(PageReportSummary pageReportSummary, List<PageView> pageViewList)
{
List<TimeSpan> TimeSpanList = new List<TimeSpan>();
foreach(var PageV in pageViewList)
{
if (!PageV.PageOpenedDateUTC.Equals(DateTime.MinValue) && !PageV.PageExitDateUTC.Equals(DateTime.MinValue))
{
TimeSpanList.Add(PageV.PageExitDateUTC.Subtract(PageV.PageOpenedDateUTC));
}
}
pageReportSummary.AverageVisitDuration = new TimeSpan(Convert.ToInt64(TimeSpanList.Average(timeSpan => timeSpan.Ticks)));
}
/// <summary>
/// Process a category row for the all page report
/// </summary>
/// <param name="pageReportSummary"></param>
/// <param name="pageViewList"></param>
/// <param name="dateTimeFormat"></param>
/// <param name="category"></param>
private static void ProcessAllPageReportRow(PageReportSummary pageReportSummary, List<PageView> pageViewList, string dateTimeFormat, string category)
{
//total count of users this day
int PageViewCount = pageViewList.Count(e => e.PageOpenedDateUTC.ToString(dateTimeFormat).Equals(category));
//website visits (count # sessions on that day)
int WebsiteVisitCount = pageViewList.Where(e => e.PageOpenedDateUTC.ToString(dateTimeFormat).Equals(category)).Select(e => e.SessionId).Distinct().Count();
//unique website vists (count # distnct sessions by ip on that day)
int UniqueWebsiteVisitCount = pageViewList.Where(e => e.PageOpenedDateUTC.ToString(dateTimeFormat).Equals(category)).Select(e => e.IpAddress).Distinct().Count();
pageReportSummary.PageReportSeriesList[0].data.Add(PageViewCount);
pageReportSummary.PageReportSeriesList[1].data.Add(WebsiteVisitCount);
pageReportSummary.PageReportSeriesList[2].data.Add(UniqueWebsiteVisitCount);
}