feat: add extra download stats

script/statistics/annual-statistics.inc.php

@@ -7,8 +7,20 @@
 
   namespace Keyman\Site\com\keyman\api;
 
-  function filter_columns_by_name($key) {
-    return !is_numeric($key);
+  // strip out repeated columns with numeric keys (by default the results returned
+  // give each column twice, once with a column name, and once with a column index)
+  function filter_columns_by_name($data) {
+    $result = [];
+    foreach($data as $row) {
+      $r = [];
+      foreach($row as $id => $val) {
+        if(!is_numeric($id)) {
+          $r[$id] = intval($val);
+        }
+      }
+      array_push($result, $r);
+    }
+    return $result;
   }
 
 class AnnualStatistics {
@@ -22,7 +34,17 @@ function execute($mssql, $startDate, $endDate) {
 
     $stmt->execute();
     $data = $stmt->fetchAll();
-    //$data = array_filter($data, "Keyman\\Site\\com\\keyman\\api\\filter_columns_by_name", ARRAY_FILTER_USE_KEY );
-    return $data;
+    return filter_columns_by_name($data);
+  }
+
+  function executeDownloadsByMonth($mssql, $startDate, $endDate) {
+    $stmt = $mssql->prepare('EXEC sp_keyboard_downloads_by_month_statistics :prmStartDate, :prmEndDate');
+
+    $stmt->bindParam(":prmStartDate", $startDate);
+    $stmt->bindParam(":prmEndDate", $endDate);
+
+    $stmt->execute();
+    $data = $stmt->fetchAll();
+    return filter_columns_by_name($data);
   }
 }

script/statistics/annual.php

@@ -28,5 +28,7 @@
    */
 
   $stats = new \Keyman\Site\com\keyman\api\AnnualStatistics();
-  $data = $stats->execute($mssql, $startDate, $endDate);
+  $summary = $stats->execute($mssql, $startDate, $endDate);
+  $downloads = $stats->executeDownloadsByMonth($mssql, $startDate, $endDate);
+  $data = ["summary" => $summary, "keyboardDownloadsByMonth" => $downloads];
   json_print($data);

tools/db/build/annual-statistics.sql

@@ -38,3 +38,23 @@ SELECT
   (select count(*) from k0.t_keyboard_langtag) AS LanguageKeyboardPairs,
   (select count(*) from k0.t_model) AS LexicalModelCount,
   (select sum(count) from kstats.t_keyboard_downloads WHERE statdate >= @prmStartDate AND statdate < @prmEndDate) RawKeyboardDownloadCount
+GO
+
+DROP PROCEDURE IF EXISTS sp_keyboard_downloads_by_month_statistics;
+GO
+
+CREATE PROCEDURE sp_keyboard_downloads_by_month_statistics (
+  @prmStartDate DATE,
+  @prmEndDate DATE
+) AS
+
+  select
+    month(statdate) Month,
+    year(statdate) Year,
+    sum(count) RawKeyboardDownloadCount,
+    sum(count)/day(eomonth(datefromparts(year(statdate),month(statdate),1))) DownloadsPerDay
+  from kstats.t_keyboard_downloads
+  WHERE statdate >= @prmStartDate AND statdate < @prmEndDate
+  group by month(statdate), year(statdate)
+  order by 2, 1
+GO