From 47cdae9bdf926e856a328a4657f6f6691b9d34b2 Mon Sep 17 00:00:00 2001
From: Urban Müller
Date: Wed, 23 Oct 2013 16:43:36 +0000
Subject: use source to prevent different crcs for different browsers

---
 itjs.class | 19 ++++---------------
 1 file changed, 4 insertions(+), 15 deletions(-)

diff --git a/itjs.class b/itjs.class
index d2aba92..f40a380 100644
--- a/itjs.class
+++ b/itjs.class
@@ -149,15 +149,15 @@ static function filenames($filelist)
 }
 
 /**
- * Return (interpreted) files that will be sent to client
+ * Return (php-interpreted by default) files that will be sent to client
  */
-static function filecontents($filenames)
+static function filecontents($filenames, $execphp = true)
 {
 	foreach ($filenames as $filename)
 	{
 		ob_start(); # Needs to capture inside loop to guarantee file order
 		if (!(it::match('W3C_CSS_Validator', $_SERVER['HTTP_USER_AGENT']) && it::match('jquery-ui\.css', $filename)))
-			$result .= it::replace(array('^1$' => ""), @include($filename), array('utf8' => false));
+			$result .= it::replace(array('^1$' => ""), $execphp ? @include($filename) : file_get_contents($filename), array('utf8' => false));
 		$result .= ob_get_clean();
 	}
 
@@ -191,19 +191,8 @@ static function strip($code)
 static function checksum($fnlist)
 {
 	$key = "itjs_" . md5(join("", it::map('"$v" . filemtime("$v")', is_array($fnlist) ? $fnlist : itjs::filenames($fnlist))));
-	if (!($result = it_cache::get($key)))
-	{
-		$origheaders = headers_list();
-		$result = it_cache::put($key, substr(md5(itjs::filecontents(is_array($fnlist) ? $fnlist : itjs::filenames($fnlist), false)), 0, 8));
-		if (!headers_sent() && headers_list() != $origheaders)
-		{
-			header_remove();
-			foreach ($origheaders as $origheader)
-				header($origheader); # included filecontents might have modified Content-Type
-		}
-	}
 
-	return $result;
+	return it_cache::get($key) ?: it_cache::put($key, substr(md5(self::filecontents(is_array($fnlist) ? $fnlist : itjs::filenames($fnlist), false)), 0, 8));
 }
 
 }
-- 
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