views_handler_field_user_permissions.inc in Views (for Drupal 7) 7.3

Definition of views_handler_field_user_permissions.

File

modules/user/views_handler_field_user_permissions.inc

<?php

/**
 * @file
 * Definition of views_handler_field_user_permissions.
 */

/**
 * Field handler to provide a list of permissions.
 *
 * @ingroup views_field_handlers
 */
class views_handler_field_user_permissions extends views_handler_field_prerender_list {

  /**
   * {@inheritdoc}
   */
  public function construct() {
    parent::construct();
    $this->additional_fields['uid'] = array(
      'table' => 'users',
      'field' => 'uid',
    );
  }

  /**
   * {@inheritdoc}
   */
  public function query() {
    $this
      ->add_additional_fields();
    $this->field_alias = $this->aliases['uid'];
  }

  /**
   * {@inheritdoc}
   */
  public function pre_render(&$values) {
    $uids = array();
    $this->items = array();
    foreach ($values as $result) {
      $uids[] = $this
        ->get_value($result, NULL, TRUE);
    }
    if ($uids) {

      // Get a list of all the modules implementing a hook_permission() and
      // sort by display name.
      $module_info = system_get_info('module');
      $modules = array();
      foreach (module_implements('permission') as $module) {
        $modules[$module] = $module_info[$module]['name'];
      }
      asort($modules);
      $permissions = module_invoke_all('permission');
      $result = db_query("SELECT u.uid, u.rid, rp.permission FROM {role_permission} rp INNER JOIN {users_roles} u ON u.rid = rp.rid WHERE u.uid IN (:uids) AND rp.module IN (:modules) ORDER BY rp.permission", array(
        ':uids' => $uids,
        ':modules' => array_keys($modules),
      ));
      foreach ($result as $perm) {
        $this->items[$perm->uid][$perm->permission]['permission'] = $permissions[$perm->permission]['title'];
      }
    }
  }

  /**
   * {@inheritdoc}
   */
  public function render_item($count, $item) {
    return $item['permission'];
  }

}

Classes

Name	Description
views_handler_field_user_permissions	Field handler to provide a list of permissions.