Fixing links, php warnings.

main/admin/configure_plugin.php

@@ -29,7 +29,7 @@ if (!in_array($plugin_name, $installed_plugins)) {
 }
 
 global $_configuration;
-
+$message = null;
 $content = null;
 
 if (isset($plugin_info['settings_form'])) {
@@ -55,14 +55,28 @@ if (isset($form)) {
                                     array('Plugins', $access_url_id, $plugin_name, 'setting', "status")));
         foreach ($values as $key => $value) {
             $key = Database::escape_string($plugin_name.'_'.$key);
-            api_add_setting($value, $key, $plugin_name, 'setting', 'Plugins', $plugin_name, null, null, null, $_configuration['access_url'], 1);
-
+            api_add_setting(
+                $value,
+                $key,
+                $plugin_name,
+                'setting',
+                'Plugins',
+                $plugin_name,
+                null,
+                null,
+                null,
+                $_configuration['access_url'],
+                1
+            );
         }
         $message = Display::return_message(get_lang('Updated'), 'success');
     }
 }
-$tpl = new Template($tool_name, true, true, false, true, false);
-$tpl->assign('actions', $actions);
+
+$interbreadcrumb[] = array('url' => api_get_path(WEB_CODE_PATH).'admin/index.php', 'name' => get_lang('PlatformAdmin'));
+$interbreadcrumb[] = array('url' => api_get_path(WEB_CODE_PATH).'admin/settings.php?category=Plugins', 'name' => get_lang('Plugins'));
+
+$tpl = new Template($plugin_name, true, true, false, true, false);
 $tpl->assign('message', $message);
 $tpl->assign('content', $content);
 $tpl->display_one_col_template();

main/admin/settings.lib.php

@@ -82,7 +82,7 @@ function handle_regions()
             echo '</td><td>';
             $selected_plugins = $plugin_obj->get_areas_by_plugin($plugin);
 
-            if ($plugin_info['is_course_plugin']) {
+            if (isset($plugin_info['is_course_plugin']) && $plugin_info['is_course_plugin']) {
                 $region_list = array('course_tool_plugin' => 'course_tool_plugin');
             } else {
                 $region_list = $plugin_region_list;