#268838 by sun: Fixed PHP warning if no buttons are enabled for a profile.

CHANGELOG.txt

@@ -6,6 +6,7 @@ Wysiwyg x.x-x.x, xxxx-xx-xx
 
 Wysiwyg 6.x-0.x, xxxx-xx-xx
 ---------------------------
+#268838 by sun: Fixed PHP warning if no buttons are enabled for a profile.
 #268838 by sun: Ported to Drupal 6.x.
 #152046 by sun: Added hook_wysiwyg_plugin().
 #268562 by sun: Code clean-up.

wysiwyg_editor.module

@@ -426,7 +426,7 @@ function wysiwyg_editor_config($profile, $theme) {
       $init['theme_advanced_resizing'] = $settings['resizing'] ? $settings['resizing'] : TRUE;
       $init['theme_advanced_blockformats'] = $settings['block_formats'] ? $settings['block_formats'] : 'p,address,pre,h2,h3,h4,h5,h6';
 
-      if (is_array($settings['buttons'])) {
+      if (!empty($settings['buttons']) && is_array($settings['buttons'])) {
         $init['buttons'] = $init['extensions'] = $init['extended_valid_elements'] = array();
         // Find the enabled buttons and the button row they belong on.
         // Also map the plugin metadata for each button.