From 533e8602c0be3aed7becc74002c58a7d1cf400c3 Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Tue, 09 Jun 2009 04:08:00 -0400
Subject: [PATCH] Add cache-buster to scripts and linked files in skin templates
---
program/include/rcube_html_page.php | 13 +++++++++++--
1 files changed, 11 insertions(+), 2 deletions(-)
diff --git a/program/include/rcube_html_page.php b/program/include/rcube_html_page.php
index b8db7b3..d56b5ce 100644
--- a/program/include/rcube_html_page.php
+++ b/program/include/rcube_html_page.php
@@ -55,7 +55,7 @@
static $sa_files = array();
if (!preg_match('|^https?://|i', $file) && $file[0] != '/')
- $file = $this->scripts_path . $file;
+ $file = $this->scripts_path . $file . (($fs = @filesize($this->scripts_path . $file)) ? '?s='.$fs : '');
if (in_array($file, $sa_files)) {
return;
@@ -249,10 +249,19 @@
$__page_header = $__page_footer = '';
// correct absolute paths in images and other tags
- $output = preg_replace('/(src|href|background)=(["\']?)(\/[a-z0-9_\-]+)/Ui', "\\1=\\2$base_path\\3", $output);
+ $output = preg_replace('!(src|href|background)=(["\']?)(/[a-z0-9_-]+)!i', "\\1=\\2$base_path\\3", $output);
+ $output = preg_replace_callback('!(src|href)=(["\']?)([a-z0-9/_.-]+.(css|js))(["\'\s>])!i', array($this, 'add_filesize'), $output);
$output = str_replace('$__skin_path', $base_path, $output);
echo rcube_charset_convert($output, 'UTF-8', $this->charset);
}
+
+ /**
+ * Callback function for preg_replace_callback in write()
+ */
+ public function add_filesize($matches)
+ {
+ return sprintf("%s=%s%s?s=%d%s", $matches[1], $matches[2], $matches[3], @filesize($matches[3]), $matches[5]);
+ }
}
--
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