[1.2.0]

- Added %URI.DisableExternal, which prevents links to external websites. You can also use %URI.Host to permit absolute linking to subdomains
- Fixed a few bugs involving null configuration values

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@522 48356398-32a2-884e-a903-53898d9a118a

library/HTMLPurifier/Config.php

@@ -60,7 +60,7 @@ class HTMLPurifier_Config
      * @param $key String key
      */
     function get($namespace, $key) {
-        if (!isset($this->conf[$namespace][$key])) {
+        if (!isset($this->def->info[$namespace][$key])) {
             trigger_error('Cannot retrieve value of undefined directive',
                 E_USER_WARNING);
             return;
@@ -75,7 +75,7 @@ class HTMLPurifier_Config
      * @param $value Mixed value
      */
     function set($namespace, $key, $value) {
-        if (!isset($this->conf[$namespace][$key])) {
+        if (!isset($this->def->info[$namespace][$key])) {
             trigger_error('Cannot set undefined directive to value',
                 E_USER_WARNING);
             return;