Handle missing weeks at the start of the report period.

[readifood.git] / lib / report.php

diff --git a/lib/report.php b/lib/report.php
index c58864d..999bbc5 100644 (file)
--- a/lib/report.php
+++ b/lib/report.php
@@ -60,17 +60,23 @@
     return true;
   }
 
-  function show_order_report(&$order_state_ids) {
+  function show_order_report($from, &$order_state_ids) {
     echo "<h3>Orders by week</h3>\n";
 
+    /* Handle missing weeks at the start of the range. */
+    $dbh = Propel::getConnection();
+    $sth = $dbh->prepare("select yearweek(:from)");
+    $sth->execute(array(':from' => $from));
+    list($first_week) = $sth->fetch();
+    $year_offset = substr($first_week, 0, 4);
+    $week_offset = substr($first_week, 4, 2) - 1;
+
     $q = new OrderStateQuery;
     $q->filterById($order_state_ids);
     $q->withColumn('yearweek(updated)', 'week');
     $q->withColumn('count(*)', 'count');
     $q->addGroupByColumn('week')->orderByUpdated();
     $rows = $q->find();
-    $year_offset = 0;
-    $week_offset = 0;
     $week = 1;
     $last_week = 0;
     $total = 0;
@@ -81,15 +87,9 @@
         Beware that week 201401 comes after 201352.
       */
       $yearweek = $row->getWeek();
-      if (! $week_offset) {
-        $year_offset = substr($yearweek, 0, 4);
-        $week_offset = substr($yearweek, 4, 2) - 1;
-      }
-      else {
-        $y = substr($yearweek, 0, 4);
-        $w = substr($yearweek, 4, 2);
-        $week = (($y - $year_offset) * 52) + ($w - $week_offset);
-      }
+      $y = substr($yearweek, 0, 4);
+      $w = substr($yearweek, 4, 2);
+      $week = (($y - $year_offset) * 52) + ($w - $week_offset);
       $total += $row->getCount();
       /* Fill in missing weeks. XXX */
       for ($missing_week = $last_week + 1; $missing_week < $week; $missing_week++) {
@@ -246,7 +246,7 @@
       return;
     }
 
-    show_order_report($order_state_ids);
+    show_order_report($from, $order_state_ids);
     show_postcode_report($order_ids);
     show_parcel_report($order_ids);
     show_requester_report($order_ids);