Fix including assets that exist only in minified version

1 files changed, 36 insertions, 2 deletions

diff --git a/program/include/rcmail.php b/program/include/rcmail.php
index e45917a6d..5980bf21f 100644
--- a/program/include/rcmail.php
+++ b/program/include/rcmail.php
@@ -1178,6 +1178,38 @@ class rcmail extends rcube
     }
 
     /**
+     * Check if specified asset file exists
+     *
+     * @param string $path     Asset path
+     * @param bool   $minified Fallback to minified version of the file
+     *
+     * @return string Asset path if found (modified if minified file found)
+     */
+    public function find_asset($path, $minified = true)
+    {
+        if (empty($path)) {
+            return;
+        }
+
+        $assets_dir = $this->config->get('assets_dir');
+        $root_path  = unslashify($assets_dir ?: INSTALL_PATH) . '/';
+        $full_path  = $root_path . trim($path, '/');
+
+        if (file_exists($full_path)) {
+            return $path;
+        }
+
+        if ($minified && preg_match('/(?<!\.min)\.(js|css)$/', $path)) {
+            $path      = preg_replace('/\.(js|css)$/', '.min.\\1', $path);
+            $full_path = $root_path . trim($path, '/');
+
+            if (file_exists($full_path)) {
+                return $path;
+            }
+        }
+    }
+
+    /**
      * Create a HTML table based on the given data
      *
      * @param array  $attrib     Named table attributes
@@ -2061,14 +2093,16 @@ class rcmail extends rcube
         );
 
         if ($path = $this->config->get('editor_css_location')) {
-            $config['content_css'] = $skin_path . $path;
+            if ($path = $this->find_asset($skin_path . $path)) {
+                $config['content_css'] = $path;
+            }
         }
 
         $this->output->add_label('selectimage', 'addimage', 'selectmedia', 'addmedia');
         $this->output->set_env('editor_config', $config);
 
         if ($path = $this->config->get('media_browser_css_location', 'program/resources/tinymce/browser.css')) {
-            if ($path != 'none') {
+            if ($path != 'none' && ($path = $this->find_asset($path))) {
                 $this->output->include_css($path);
             }
         }