#20: Add .csv extension to CSV-download filename

README.txt

@@ -345,10 +345,11 @@ Modified:
 /YOUR_ADMIN/includes/functions/extra_functions/stats_sales_report.php
 
 =====================================
-Changes in 3.3.3, 2019-11-02 (lat9)
+Changes in 3.3.3, 2019-12-23 (lat9)
 =====================================
 [BUGFIX]   Correct no admin-menu entry on a "fresh" install.
 [BUGFIX]   Correct 'goods' value when the store doesn't display prices with tax (the tax was incorrectly being removed from the price).
+[BUGFIX]   Correct suggested CSV-download filename (didn't include the .csv extension).
 
 Modified:
 /YOUR_ADMIN/includes/classes/sales_report.php

YOUR_ADMIN/includes/classes/sales_report.php

@@ -909,15 +909,15 @@ function output_csv($csv_header)
         $filename = CSV_FILENAME_PREFIX . date('Ymd', $this->sd_raw) . "-" . date('Ymd', $this->ed_raw);
         if (preg_match('/MSIE/', $_SERVER['HTTP_USER_AGENT'])) {
             header('Content-Type: application/octetstream');
-            header('Content-Disposition: attachment; filename=' . $filename);
+            header('Content-Disposition: attachment; filename=' . $filename . '.csv');
             header("Expires: Mon, 26 Jul 2001 05:00:00 GMT");
             header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
             header("Cache-Control: must_revalidate, post-check=0, pre-check=0");
             header("Pragma: public");
             header("Cache-control: private");
         } else {
             header('Content-Type: application/x-octet-stream');
-            header('Content-Disposition: attachment; filename=' . $filename);
+            header('Content-Disposition: attachment; filename=' . $filename . '.csv');
             header("Expires: Mon, 26 Jul 2001 05:00:00 GMT");
             header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
             header("Pragma: no-cache");