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improved cache control for attachments

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hyung-hwan
2011-07-15 07:31:38 +00:00
parent c4f18e49f4
commit e9cb883001
1 changed files with 32 additions and 15 deletions
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19
codepot/src/codepot/controllers/wiki.php
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@ -261,10 +261,26 @@ class Wiki extends Controller
$mtime = @filemtime ($path); $mtime = @filemtime ($path);
if ($mtime === FALSE) $mtime = time(); if ($mtime === FALSE) $mtime = time();
header ('Content-Type: ' . mime_content_type($path)); header ('Content-Type: ' . mime_content_type($path));
header ('Expires: ' . gmdate("D, d M Y H:i:s", time() + 60*60*24*30) . ' GMT'); // 30days
//header ('Expires: ' . gmdate("D, d M Y H:i:s", time() + 60*60*24*30) . ' GMT'); // 30days
//header ('Expires: -1');
//header ('Cache-Control: must-revalidate, private');
header ('Cache-Control: max-age=0');
$reqheaders = function_exists('apache_request_headers')? apache_request_headers(): array();
if (isset($reqheaders['If-Modified-Since']) &&
strtotime($reqheaders['If-Modified-Since']) >= $mtime)
{
header('Last-Modified: '.gmdate('D, d M Y H:i:s', $mtime).' GMT', true, 304);
flush ();
}
else
{
header ('Last-Modified: ' . gmdate("D, d M Y H:i:s", $mtime) . ' GMT'); header ('Last-Modified: ' . gmdate("D, d M Y H:i:s", $mtime) . ' GMT');
header ("Content-Disposition: filename={$name}"); header ("Content-Disposition: filename={$name}");
$len = @filesize($path); $len = @filesize($path);
if ($len !== FALSE) header("Content-Length: {$len}"); if ($len !== FALSE) header("Content-Length: {$len}");
//header("Content-Transfer-Encoding: binary"); //header("Content-Transfer-Encoding: binary");
@ -281,6 +297,7 @@ class Wiki extends Controller
} }
} }
} }
}
function _edit_wiki ($projectid, $name, $mode) function _edit_wiki ($projectid, $name, $mode)
{ {