2 files changed, 65 insertions, 2 deletions
diff --git a/lib/exe/css.php b/lib/exe/css.php
index ab5c03f0e..6c1d60751 100644
--- a/lib/exe/css.php
+++ b/lib/exe/css.php
@@ -133,6 +133,9 @@ function css_out(){
     $css = ob_get_contents();
     ob_end_clean();
 
+    // strip any source maps
+    stripsourcemaps($css);
+
     // apply style replacements
     $css = css_applystyle($css, $styleini['replacements']);
 
@@ -552,7 +555,7 @@ function css_compress($css){
     $css = preg_replace_callback('#(/\*)(.*?)(\*/)#s','css_comment_cb',$css);
 
     //strip (incorrect but common) one line comments
-    $css = preg_replace('/(?<!:)\/\/.*$/m','',$css);
+    $css = preg_replace_callback('/^.*\/\/.*$/m','css_onelinecomment_cb',$css);
 
     // strip whitespaces
     $css = preg_replace('![\r\n\t ]+!',' ',$css);
@@ -588,4 +591,58 @@ function css_comment_cb($matches){
     return $matches[0];
 }
 
+/**
+ * Callback for css_compress()
+ *
+ * Strips one line comments but makes sure it will not destroy url() constructs with slashes
+ *
+ * @param $matches
+ * @return string
+ */
+function css_onelinecomment_cb($matches) {
+    $line = $matches[0];
+
+    $i = 0;
+    $len = strlen($line);
+
+    while ($i< $len){
+        $nextcom = strpos($line, '//', $i);
+        $nexturl = stripos($line, 'url(', $i);
+
+        if($nextcom === false) {
+            // no more comments, we're done
+            $i = $len;
+            break;
+        }
+
+        // keep any quoted string that starts before a comment
+        $nextsqt = strpos($line, "'", $i);
+        $nextdqt = strpos($line, '"', $i);
+        if(min($nextsqt, $nextdqt) < $nextcom) {
+            $skipto = false;
+            if($nextsqt !== false && ($nextdqt === false || $nextsqt < $nextdqt)) {
+                $skipto = strpos($line, "'", $nextsqt+1) +1;
+            } else if ($nextdqt !== false) {
+                $skipto = strpos($line, '"', $nextdqt+1) +1;
+            }
+
+            if($skipto !== false) {
+                $i = $skipto;
+                continue;
+            }
+        }
+
+        if($nexturl === false || $nextcom < $nexturl) {
+            // no url anymore, strip comment and be done
+            $i = $nextcom;
+            break;
+        }
+
+        // we have an upcoming url
+        $i = strpos($line, ')', $nexturl);
+    }
+
+    return substr($line, 0, $i);
+}
+
 //Setup VIM: ex: et ts=4 :
diff --git a/lib/exe/js.php b/lib/exe/js.php
index 8f16f4a96..bec12ef7a 100644
--- a/lib/exe/js.php
+++ b/lib/exe/js.php
@@ -137,6 +137,9 @@ function js_out(){
     $js = ob_get_contents();
     ob_end_clean();
 
+    // strip any source maps
+    stripsourcemaps($js);
+
     // compress whitespace and comments
     if($conf['compress']){
         $js = js_compress($js);
@@ -163,7 +166,10 @@ function js_load($file){
         // is it a include_once?
         if($match[1]){
             $base = utf8_basename($ifile);
-            if($loaded[$base]) continue;
+            if($loaded[$base]){
+                $data  = str_replace($match[0], '' ,$data);
+                continue;
+            }
             $loaded[$base] = true;
         }