diff options
Diffstat (limited to 'core/Visualization/Chart.php')
| -rw-r--r-- | core/Visualization/Chart.php | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/core/Visualization/Chart.php b/core/Visualization/Chart.php index 9efd164aa9..c795522d8d 100644 --- a/core/Visualization/Chart.php +++ b/core/Visualization/Chart.php @@ -10,9 +10,6 @@ * @package Piwik */ -// no direct access -defined('PIWIK_INCLUDE_PATH') or die; - /** * @see libs/open-flash-chart/php-ofc-library/open-flash-chart.php * @link http://teethgrinder.co.uk/open-flash-chart-2/ @@ -128,8 +125,12 @@ abstract class Piwik_Visualization_Chart implements Piwik_iView public function render() { - @header("Pragma: "); - @header("Cache-Control: no-store, must-revalidate"); + if(Piwik_Url::getCurrentScheme() == 'https' || + Zend_Registry::get('config')->General->reverse_proxy) + { + @header("Pragma: "); + @header("Cache-Control: must-revalidate"); + } return $this->chart->toPrettyString(); } |