Ticket #3389: 3389.02.patch

bp-themes/bp-default/functions.php

@@ -180 +180 @@
         // Bump this when changes are made to bust cache
         $version = '20110830';
 
-        // Default CSS
-        wp_enqueue_style( 'bp-default-main', get_template_directory_uri() . '/_inc/css/default.css', array(), $version );
+        // We may flip this flag later
+        $enqueue_default_stylesheet = false;
+
+        // Register the default CSS
+        wp_register_style( 'bp-default-main', get_template_directory_uri() . '/_inc/css/default.css', array(), $version );
+
+        // Child themes of bp-default must have their styles enqueued manually
+        if ( 'bp-default' == get_template() ) {
+                // Now we test to see whether the stylesheet does @import for bp-default's CSS
+                // Open the child theme's stylesheet
+                $fp = fopen( STYLESHEETPATH . '/style.css', 'r' );
+
+                // Pull only the first 8kiB of the file in. @imports should be near the top
+                $file_data = fread( $fp, 8192 );
+
+                // PHP will close file handle, but we are good citizens.
+                fclose( $fp );
+
+                $pattern = '|@import url\(\s*(\.\./)*plugins/buddypress/bp\-themes/bp\-default/_inc/css/default\.css|';
+
+                // If there's an @import rule, save an HTTP request and don't enqueue
+                if ( preg_match( $pattern, $file_data ) ) {
+                        // Enqueue the stylesheet
+                        wp_enqueue_style( get_stylesheet(), get_stylesheet_uri(), array(), $version );
+                        $enqueue_default_stylesheet = false;
+                } else {
+                        // Enqueue the stylesheet
+                        wp_enqueue_style( get_stylesheet(), get_stylesheet_uri(), array( 'bp-default-main' ), $version );
+                }
+        }
+
+        if ( $enqueue_default_stylesheet )
+                wp_enqueue_style( 'bp-default-main' );
 
         // Default CSS RTL
         if ( is_rtl() )