Menu callback: administer permissions.

See also

user_admin_permissions_submit()

theme_user_admin_permissions()

Related topics

File

drupal-7.x/modules/user/user.admin.inc, line 672

Admin page callback file for the user module.

Code

function user_admin_permissions($form, $form_state, $rid = NULL) {

  // Retrieve role names for columns.
  $role_names = user_roles();
  if (is_numeric($rid)) {
    $role_names = array($rid => $role_names[$rid]);
  }
  // Fetch permissions for all roles or the one selected role.
  $role_permissions = user_role_permissions($role_names);

  // Store $role_names for use when saving the data.
  $form['role_names'] = array(
    '#type' => 'value',
    '#value' => $role_names,
  );
  // Render role/permission overview:
  $options = array();
  $module_info = system_get_info('module');
  $hide_descriptions = system_admin_compact_mode();

  // Get a list of all the modules implementing a hook_permission() and sort by
  // display name.
  $modules = array();
  foreach (module_implements('permission') as $module) {
    $modules[$module] = $module_info[$module]['name'];
  }
  asort($modules);

  foreach ($modules as $module => $display_name) {
    if ($permissions = module_invoke($module, 'permission')) {
      $form['permission'][] = array(
        '#markup' => $module_info[$module]['name'],
        '#id' => $module,
      );
      foreach ($permissions as $perm => $perm_item) {
        // Fill in default values for the permission.
        $perm_item += array(
          'description' => '',
          'restrict access' => FALSE,
          'warning' => !empty($perm_item['restrict access']) ? t('Warning: Give to trusted roles only; this permission has security implications.') : '',
        );
        $options[$perm] = '';
        $form['permission'][$perm] = array(
          '#type' => 'item',
          '#markup' => $perm_item['title'],
          '#description' => theme('user_permission_description', array('permission_item' => $perm_item, 'hide' => $hide_descriptions)),
        );
        foreach ($role_names as $rid => $name) {
          // Builds arrays for checked boxes for each role
          if (isset($role_permissions[$rid][$perm])) {
            $status[$rid][] = $perm;
          }
        }
      }
    }
  }

  // Have to build checkboxes here after checkbox arrays are built
  foreach ($role_names as $rid => $name) {
    $form['checkboxes'][$rid] = array(
      '#type' => 'checkboxes',
      '#options' => $options,
      '#default_value' => isset($status[$rid]) ? $status[$rid] : array(),
      '#attributes' => array('class' => array('rid-' . $rid)),
    );
    $form['role_names'][$rid] = array('#markup' => check_plain($name), '#tree' => TRUE);
  }

  $form['actions'] = array('#type' => 'actions');
  $form['actions']['submit'] = array('#type' => 'submit', '#value' => t('Save permissions'));

  $form['#attached']['js'][] = drupal_get_path('module', 'user') . '/user.permissions.js';

  return $form;
}