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MDL-67348 theme: Return CSS from localcache if available

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Andrew Nicols 2019-11-25 09:55:09 +08:00
parent a5f618d6a9
commit d950843a6e
1 changed files with 9 additions and 0 deletions
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9
theme/styles.php
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@ -84,6 +84,15 @@ $candidatedir = "$CFG->localcachedir/theme/$rev/$themename/css";
$candidatesheet = "{$candidatedir}/" . theme_styles_get_filename($type, $themesubrev, $usesvg);
$etag = theme_styles_get_etag($themename, $rev, $type, $themesubrev, $usesvg);
if (file_exists($candidatesheet)) {
if (!empty($_SERVER['HTTP_IF_NONE_MATCH']) || !empty($_SERVER['HTTP_IF_MODIFIED_SINCE'])) {
// We do not actually need to verify the etag value because our files
// never change in cache because we increment the rev counter.
css_send_unmodified(filemtime($candidatesheet), $etag);
}
css_send_cached_css($candidatesheet, $etag);
}
// Ok, now we need to start normal moodle script, we need to load all libs and $DB.
define('ABORT_AFTER_CONFIG_CANCEL', true);