#131061: Very fast t() for a small set of strings,

by Moshe Weitzman, webernet, chx, erdemkose and myself

includes/common.inc

@@ -700,7 +700,21 @@ function fix_gpc_magic() {
  */
 function t($string, $args = 0) {
   global $language;
-  if (function_exists('locale') && $language->language != 'en') {
+  static $custom_strings;
+
+  // First, check for an array of customized strings. If present, use the array
+  // *instead of* database lookups. This is a high performance way to provide a
+  // handful of string replacements. See settings.php for examples.
+  // Cache the $custom_strings variable to improve performance.
+  if (!isset($custom_strings)) {
+    $custom_strings = variable_get('locale_custom_strings_'. $language->language, array());
+  }
+  // Custom strings work for English too, even if locale module is disabled.
+  if (isset($custom_strings[$string])) {
+    $string = $custom_strings[$string];
+  }
+  // Translate with locale module if enabled.
+  elseif (function_exists('locale') && $language->language != 'en') {
     $string = locale($string);
   }
   if (!$args) {

sites/default/settings.php

@@ -164,3 +164,16 @@
 #   'anonymous' => 'Visitor',
 # );
 
+/**
+ * String overrides:
+ *
+ * To override specific strings on your site with or without enabling locale
+ * module, add an entry to this list. This functionality allows you to change
+ * a small number of your site's default English language interface strings.
+ *
+ * Remove the leading hash signs to enable.
+ */
+# $conf['locale_custom_strings_en'] = array(
+#   'forum'      => 'Discussion board',
+#   '@count min' => '@count minutes',
+# );