Added time of day to tracking page.

main.go

@@ -142,6 +142,7 @@ func serveTracking() http.HandlerFunc {
 			OS                        []pirsch.OSStats
 			Countries                 []pirsch.CountryStats
 			Platform                  *pirsch.VisitorStats
+			TimeOfDay                 []pirsch.TimeOfDayVisitors
 			HourlyVisitorsTodayLabels template.JS
 			HourlyVisitorsTodayDps    template.JS
 			ActiveVisitors            int
@@ -162,6 +163,7 @@ func serveTracking() http.HandlerFunc {
 			tracking.GetOS(startDate, endDate),
 			tracking.GetCountry(startDate, endDate),
 			tracking.GetPlatform(startDate, endDate),
+			tracking.GetVisitorTimeOfDay(startDate, endDate),
 			hourlyVisitorsTodayLabels,
 			hourlyVisitorsTodayDps,
 			activeVisitors,

template/tracking.html

@@ -225,6 +225,30 @@
         </tbody>
     </table>
 </section>
+<section>
+    <h2>Time of Day</h2>
+    <table>
+        <thead>
+            <tr>
+                <th>Time</th>
+                {{range $day := .TimeOfDay}}
+                    <th>{{format $day.Day "Mon 01/02"}}</th>
+                {{end}}
+            </tr>
+        </thead>
+        <tbody>
+            {{$global := .}}
+            {{range $i := (intRange 0 24)}}
+                <tr>
+                    <td>{{$i}}</td>
+                    {{range $j, $day := $global.TimeOfDay}}
+                        <td>{{(index (index $global.TimeOfDay $j).Stats $i).Visitors}}</td>
+                    {{end}}
+                </tr>
+            {{end}}
+        </tbody>
+    </table>
+</section>
 <section>
     <h2>Page Visits</h2>
 </section>

tpl/template.go

@@ -40,6 +40,7 @@ func (cache *Cache) load() {
 		"format":   func(t time.Time, layout string) string { return t.Format(layout) },
 		"multiply": func(f, x float64) float64 { return f * x },
 		"round":    func(f float64) string { return fmt.Sprintf("%.2f", f) },
+		"intRange": intRange,
 	}
 	var err error
 	cache.tpl, err = template.New("").Funcs(funcMap).ParseGlob(templateDir)
@@ -100,3 +101,17 @@ func (cache *Cache) Clear() {
 	defer cache.m.Unlock()
 	cache.cache = make(map[string][]byte)
 }
+
+func intRange(start, end int) []int {
+	if end-start < 0 {
+		return []int{}
+	}
+
+	r := make([]int, end-start)
+
+	for i := 0; i < end-start; i++ {
+		r[i] = start + i
+	}
+
+	return r
+}

tracking/statistics.go

@@ -157,6 +157,17 @@ func GetPlatform(startDate, endDate time.Time) *pirsch.VisitorStats {
 	return analyzer.Platform(&pirsch.Filter{From: startDate, To: endDate})
 }
 
+func GetVisitorTimeOfDay(startDate, endDate time.Time) []pirsch.TimeOfDayVisitors {
+	visitors, err := analyzer.TimeOfDay(&pirsch.Filter{From: startDate, To: endDate})
+
+	if err != nil {
+		logbuch.Error("Error reading visitor time of day statistics", logbuch.Fields{"err": err})
+		return nil
+	}
+
+	return visitors
+}
+
 func sumVisitors(stats []pirsch.Stats) int {
 	sum := 0