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Code Issues Releases Wiki Activity

improved browser cache control, clear browser cache added to cache administration

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secretr
2010-12-17 17:21:48 +00:00
parent eb057e6492
commit f3ab862313
5 changed files with 23 additions and 4 deletions
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11
thumb.php
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@@ -178,6 +178,9 @@ class e_thumbpage
$thumbnfo['lmodified'] = filemtime(e_CACHE_IMAGE.$fname);
$thumbnfo['md5s'] = md5_file(e_CACHE_IMAGE.$fname);
$thumbnfo['fsize'] = filesize(e_CACHE_IMAGE.$fname);
// Send required headers
$this->sendHeaders($thumbnfo);
// check browser cache
if (@$_SERVER['HTTP_IF_MODIFIED_SINCE'] && ($thumbnfo['lmodified'] <= strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE'])) && (isset($_SERVER['HTTP_IF_NONE_MATCH']) && trim($_SERVER['HTTP_IF_NONE_MATCH']) == $thumbnfo['md5s']))
@@ -188,7 +191,7 @@ class e_thumbpage
}
// Send required headers
$this->sendHeaders($thumbnfo);
//$this->sendHeaders($thumbnfo);
@readfile(e_CACHE_IMAGE.$fname);
//$bench->end()->logResult('thumb.php', $_GET['src'].' - retrieve cache');
@@ -241,7 +244,11 @@ class e_thumbpage
echo 'Headers already sent! ';
exit;
}
if (function_exists('date_default_timezone_set'))
{
date_default_timezone_set('UTC');
}
//header('Pragma:');
header('Cache-Control: must-revalidate');
header('Last-Modified: '.gmdate('D, d M Y H:i:s', $thumbnfo['lmodified']).' GMT');
header('Content-Length: '.$thumbnfo['fsize']);