fix capitalize modifier to not rely on buggy ucwords() func

NEWS

@@ -1,3 +1,4 @@
+  - fix capitalize modifier, don't rely on buggy ucwords (Monte)
   - make html_select_date work with negative timestamps, also
     force year range to include given date unless explicitly
     set (Garo, Monte)

libs/plugins/function.html_select_date.php

@@ -130,8 +130,7 @@ function smarty_function_html_select_date($params, &$smarty)
     }
     // If $time is not in format yyyy-mm-dd
     if (!preg_match('/^\d{0,4}-\d{0,2}-\d{0,2}$/', $time)) {
-        // then $time is empty or unix timestamp or mysql timestamp
-        // using smarty_make_timestamp to get an unix timestamp and
+        // use smarty_make_timestamp to get an unix timestamp and
         // strftime to make yyyy-mm-dd
         $time = strftime('%Y-%m-%d', smarty_make_timestamp($time));
     }

libs/plugins/modifier.capitalize.php

@@ -19,7 +19,7 @@
  */
 function smarty_modifier_capitalize($string)
 {
-    return ucwords($string);
+    return preg_replace_callback('!\b[a-z]!', create_function('$_x', 'return strtoupper($_x[0]);'), $string);
 }
 
 ?>