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[TASK] Optimised cache method in Response class.

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Simon Sessingø
2015-12-05 03:53:50 +01:00
parent 4447a88894
commit 1d8e7c2caf
1 changed files with 16 additions and 4 deletions
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src/Pecee/Http/Response.php
+16 -4
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@@ -42,12 +42,24 @@ class Response {
return $this;
}
public function cache($duration = 2592000) {
public function cache($eTag, $lastModified = 2592000) {
$this->headers([
'Cache-Control: public,max-age='.$duration.',must-revalidate',
'Expires: '.gmdate('D, d M Y H:i:s',(time()+$duration)).' GMT',
'Last-modified: '.gmdate('D, d M Y H:i:s',time()).' GMT'
'Cache-Control: public',
'Last-Modified: ' . gmdate("D, d M Y H:i:s", $lastModified) . ' GMT',
'Etag: ' . $eTag
]);
if(isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) && strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE']) === $lastModified ||
isset($_SERVER['HTTP_IF_NONE_MATCH']) && $_SERVER['HTTP_IF_NONE_MATCH'] === $eTag) {
$this->headers([
'HTTP/1.1 304 Not Modified'
]);
exit();
}
return $this;
}