arrival statistics

includes/pages/admin_arrive.php

@@ -31,6 +31,7 @@ function admin_arrive() {
   }
   
   $users = sql_select("SELECT * FROM `User` ORDER BY `Nick`");
+  $arrival_count_at_day = array();
   $table = "";
   $users_matched = array();
   if ($search == "")
@@ -49,20 +50,36 @@ function admin_arrive() {
       if (! $match)
         continue;
     }
-    $table .= '<tr>';
-    $table .= '<td>' . User_Nick_render($usr) . '</td>';
+    
     $usr['nick'] = User_Nick_render($usr);
-    $usr['planned_arrival_date'] = date('Y-m-d', $usr['planned_arrival_date']);
-    $usr['arrival_date'] = $usr['arrival_date'] > 0 ? date('Y-m-d', $usr['arrival_date']) : "-";
+    $usr['rendered_planned_arrival_date'] = date('Y-m-d', $usr['planned_arrival_date']);
+    $usr['rendered_arrival_date'] = $usr['arrival_date'] > 0 ? date('Y-m-d', $usr['arrival_date']) : "-";
     $usr['arrived'] = $usr['Gekommen'] == 1 ? _("yes") : "";
     $usr['actions'] = $usr['Gekommen'] == 1 ? '<a href="' . page_link_to('admin_arrive') . '&reset=' . $usr['UID'] . '&search=' . $search . '">' . _("reset") . '</a>' : '<a href="' . page_link_to('admin_arrive') . '&arrived=' . $usr['UID'] . '&search=' . $search . '">' . _("arrived") . '</a>';
-    if ($usr['Gekommen'] == 1)
-      $table .= '<td>yes</td><td><a href="' . page_link_to('admin_arrive') . '&reset=' . $usr['UID'] . '&search=' . $search . '">reset</a></td>';
-    else
-      $table .= '<td></td><td><a href="' . page_link_to('admin_arrive') . '&arrived=' . $usr['UID'] . '&search=' . $search . '">arrived</a></td>';
-    $table .= '</tr>';
+    
+    $day = $usr['arrival_date'] > 0 ? date('Y-m-d', $usr['arrival_date']) : date('Y-m-d', $usr['planned_arrival_date']);
+    if (! isset($arrival_count_at_day[$day]))
+      $arrival_count_at_day[$day] = 0;
+    $arrival_count_at_day[$day] ++;
+    
     $users_matched[] = $usr;
   }
+  
+  ksort($arrival_count_at_day);
+  
+  $arrival_count = array();
+  $arrival_sums = array();
+  $arrival_sum = 0;
+  foreach ($arrival_count_at_day as $day => $count) {
+    $arrival_sum += $count;
+    $arrival_sums[$day] = $arrival_sum;
+    $arrival_count[] = array(
+        'day' => $day,
+        'count' => $count,
+        'sum' => $arrival_sum 
+    );
+  }
+  
   return page_with_title(admin_arrive_title(), array(
       msg(),
       form(array(
@@ -71,11 +88,38 @@ function admin_arrive() {
       )),
       table(array(
           'nick' => _("Nickname"),
-          'planned_arrival_date' => _("Planned date"),
+          'rendered_planned_arrival_date' => _("Planned date"),
           'arrived' => _("Arrived?"),
-          'arrival_date' => _("Arrival date"),
+          'rendered_arrival_date' => _("Arrival date"),
           'actions' => "" 
-      ), $users_matched) 
+      ), $users_matched),
+      heading(_("Arrival statistics"), 2),
+      table(array(
+          'day' => _("Date"),
+          'count' => _("arrived"),
+          'sum' => _("arrived sum") 
+      ), $arrival_count),
+      '<canvas id="daily_arrives" style="width: 100%; height: 300px;"></canvas>
+      <script type="text/javascript">
+      $(function(){
+        var ctx = $("#daily_arrives").get(0).getContext("2d");
+        new Chart(ctx).Bar(' . json_encode(array(
+          'labels' => array_keys($arrival_count_at_day),
+          'datasets' => array(
+              array(
+                  'label' => _("arrived"),
+                  'fillColor' => "#444",
+                  'data' => array_values($arrival_count_at_day) 
+              ),
+              array(
+                  'label' => _("arrived sum"),
+                  'fillColor' => "#888",
+                  'data' => array_values($arrival_sums) 
+              ) 
+          ) 
+      )) . ');
+      });
+      </script>' 
   ));
 }
 ?>

templates/layout.html

@@ -38,6 +38,7 @@
   <script type="text/javascript" src="vendor/bootstrap/js/bootstrap.min.js"></script>
   <script type="text/javascript" src="vendor/bootstrap-datepicker-1.4.0/js/bootstrap-datepicker.min.js"></script>
   <script type="text/javascript" src="vendor/bootstrap-datepicker-1.4.0/locales/bootstrap-datepicker.de.min.js"></script>
+  <script type="text/javascript" src="vendor/Chart.min.js"></script>
   <script type="text/javascript" src="js/forms.js"></script>
   <script type="text/javascript" src="vendor/moment-with-locales.min.js"></script>
   <script type="text/javascript">