From fae9063c681b11cc48347a11b4dc0f06baffb4ce Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Tue, 1 Jul 2008 20:22:22 +0000
Subject: - Patch #197124 by dixon_, keith.smith: made it possible to ignore a
 theme's stylesheets.

---
 includes/common.inc | 29 ++++++++++++++++-------------
 1 file changed, 16 insertions(+), 13 deletions(-)

(limited to 'includes/common.inc')

diff --git a/includes/common.inc b/includes/common.inc
index 9ec58b08e..c9127a5bd 100644
--- a/includes/common.inc
+++ b/includes/common.inc
@@ -1728,19 +1728,22 @@ function drupal_get_css($css = NULL) {
           unset($types[$type][$file]);
           continue;
         }
-        if (!$preprocess || !($is_writable && $preprocess_css)) {
-          // If a CSS file is not to be preprocessed and it's a module CSS file, it needs to *always* appear at the *top*,
-          // regardless of whether preprocessing is on or off.
-          if (!$preprocess && $type == 'module') {
-            $no_module_preprocess .= '<link type="text/css" rel="stylesheet" media="' . $media . '" href="' . base_path() . $file . $query_string . '" />' . "\n";
-          }
-          // If a CSS file is not to be preprocessed and it's a theme CSS file, it needs to *always* appear at the *bottom*,
-          // regardless of whether preprocessing is on or off.
-          else if (!$preprocess && $type == 'theme') {
-            $no_theme_preprocess .= '<link type="text/css" rel="stylesheet" media="' . $media . '" href="' . base_path() . $file . $query_string . '" />' . "\n";
-          }
-          else {
-            $output .= '<link type="text/css" rel="stylesheet" media="' . $media . '" href="' . base_path() . $file . $query_string . '" />' . "\n";
+        // Only include the stylesheet if it exists.
+        if (file_exists($file)) {
+          if (!$preprocess || !($is_writable && $preprocess_css)) {
+            // If a CSS file is not to be preprocessed and it's a module CSS file, it needs to *always* appear at the *top*,
+            // regardless of whether preprocessing is on or off.
+            if (!$preprocess && $type == 'module') {
+              $no_module_preprocess .= '<link type="text/css" rel="stylesheet" media="' . $media . '" href="' . base_path() . $file . $query_string . '" />' . "\n";
+            }
+            // If a CSS file is not to be preprocessed and it's a theme CSS file, it needs to *always* appear at the *bottom*,
+            // regardless of whether preprocessing is on or off.
+            else if (!$preprocess && $type == 'theme') {
+              $no_theme_preprocess .= '<link type="text/css" rel="stylesheet" media="' . $media . '" href="' . base_path() . $file . $query_string . '" />' . "\n";
+            }
+            else {
+              $output .= '<link type="text/css" rel="stylesheet" media="' . $media . '" href="' . base_path() . $file . $query_string . '" />' . "\n";
+            }
           }
         }
       }
-- 
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