first import

sites/all/modules/ctools/plugins/access/role.inc

@@ -0,0 +1,79 @@
+<?php
+
+/**
+ * @file
+ * Plugin to provide access control based upon role membership.
+ */
+
+/**
+ * Plugins are described by creating a $plugin array which will be used
+ * by the system that includes this file.
+ */
+$plugin = array(
+  'title' => t("User: role"),
+  'description' => t('Control access by role.'),
+  'callback' => 'ctools_role_ctools_access_check',
+  'default' => array('rids' => array()),
+  'settings form' => 'ctools_role_ctools_access_settings',
+  'settings form submit' => 'ctools_role_ctools_access_settings_submit',
+  'summary' => 'ctools_role_ctools_access_summary',
+  'required context' => new ctools_context_required(t('User'), 'user'),
+);
+
+/**
+ * Settings form for the 'by role' access plugin
+ */
+function ctools_role_ctools_access_settings($form, &$form_state, $conf) {
+  $form['settings']['rids'] = array(
+    '#type' => 'checkboxes',
+    '#title' => t('Role'),
+    '#default_value' => $conf['rids'],
+    '#options' => ctools_get_roles(),
+    '#description' => t('Only the checked roles will be granted access.'),
+  );
+  return $form;
+}
+
+/**
+ * Compress the roles allowed to the minimum.
+ */
+function ctools_role_ctools_access_settings_submit($form, &$form_state) {
+  $form_state['values']['settings']['rids'] = array_keys(array_filter($form_state['values']['settings']['rids']));
+}
+
+/**
+ * Check for access.
+ */
+function ctools_role_ctools_access_check($conf, $context) {
+  // As far as I know there should always be a context at this point, but this
+  // is safe.
+  if (empty($context) || empty($context->data) || !isset($context->data->roles)) {
+    return FALSE;
+  }
+
+  $roles = array_keys($context->data->roles);
+  $roles[] = $context->data->uid ? DRUPAL_AUTHENTICATED_RID : DRUPAL_ANONYMOUS_RID;
+  return (bool) array_intersect($conf['rids'], $roles);
+}
+
+/**
+ * Provide a summary description based upon the checked roles.
+ */
+function ctools_role_ctools_access_summary($conf, $context) {
+  if (!isset($conf['rids'])) {
+    $conf['rids'] = array();
+  }
+  $roles = ctools_get_roles();
+
+  $names = array();
+  foreach (array_filter($conf['rids']) as $rid) {
+    $names[] = check_plain($roles[$rid]);
+  }
+
+  if (empty($names)) {
+    return t('@identifier can have any role', array('@identifier' => $context->identifier));
+  }
+
+  return format_plural(count($names), '@identifier has role "@roles"', '@identifier has one of "@roles"', array('@roles' => implode(', ', $names), '@identifier' => $context->identifier));
+}
+