Updated islandora admin form.

RestConnection.inc

@@ -61,5 +61,8 @@ class RestConnection {
     $this->repository = new FedoraRepository($this->api, $this->cache);
   }
 
+  static function exists() {
+    return class_exists('RepositoryConnection');
+  }
 }
 

admin/islandora.admin.inc

@@ -7,13 +7,26 @@
  */
 
   function islandora_repository_admin() {
-    if (!user_access('administer site configuration')) {
-      drupal_set_message(t('You must be a site administrator to edit the Fedora collections list.'), 'error');
+    module_load_include('inc', 'islandora', 'RestConnection');
+
+    if (!RestConnection::exists()) {
+      $message = t('This module requires the !url. Please install sites all libraries folder before continuing.', array('!url' => l(t('Tuque Fedora API'), 'http://github.com/islandora/tuque')));
+      drupal_set_message(check_plain($message));
       return;
     }
    
     $form = array();
-    $form['islandora_repository_pid'] = array(
+
+    $form['islandora_tabs'] = array(
+      '#type' => 'vertical_tabs',
+    );
+
+    $form['islandora_tabs']['islandora_general'] = array(
+      '#type' => 'fieldset',
+      '#title' => t('General Configuarion'),
+    );
+
+    $form['islandora_tabs']['islandora_general']['islandora_repository_pid'] = array(
       '#type' => 'textfield',
       '#title' => t('Root Collection PID'),
       '#default_value' => variable_get('islandora_repository_pid', 'islandora:root'),
@@ -22,7 +35,7 @@
       '#weight' => -18
     );
 
-    $form['islandora_base_url'] = array(
+    $form['islandora_tabs']['islandora_general']['islandora_base_url'] = array(
       '#type' => 'textfield',
       '#title' => t('Fedora base URL'),
       '#default_value' => variable_get('islandora_base_url', 'http://localhost:8080/fedora'),
@@ -32,23 +45,20 @@
     );
         
 // will allow admin user to remove namepsace restrictions if not explicitly disallowed  in settings.php
-    $form['islandora_namespace'] = array(
+    $form['islandora_tabs']['islandora_namespace'] = array(
       '#type' => 'fieldset',
+      '#title' => t('Namespaces'),
     );
 
-    $form['islandora_namespace']['islandora_namespace_restriction_enforced'] = array(
+    $form['islandora_tabs']['islandora_namespace']['islandora_namespace_restriction_enforced'] = array(
       '#weight' => -1,
-      '#type' => 'radios',
+      '#type' => 'checkbox',
       '#title' => t('Enforce namespace restrictions'),
-      '#options' => array(
-        TRUE => t('Enabled'),
-        FALSE => t('Disabled')
-      ),
       '#description' => t('Allow administrator to restrict user\'s access to the PID namepaces listed below'),
       '#default_value' => variable_get('islandora_namespace_restriction_enforced', FALSE),
     );
 
-    $form['islandora_namespace']['islandora_pids_allowed'] = array(
+    $form['islandora_tabs']['islandora_namespace']['islandora_pids_allowed'] = array(
       '#type' => 'textfield',
       '#title' => t('PID namespaces allowed in this Drupal install'),
       '#default_value' => variable_get('islandora_pids_allowed', 'default: demo: changeme: ilives: islandora-book: books: newspapers: '),
@@ -56,6 +66,5 @@
       '#weight' => 0,
     );
 
-
     return system_settings_form($form);
   }