function config_perms_update_7201 in Custom Permissions 7.2

Fix permissions that were incorrectly stored with escaped HTML characters.

File

./config_perms.install, line 120

Installation file

Code

function config_perms_update_7201() {
  $config_perms = config_perms_perms();
  $role_perms = user_role_permissions(user_roles());
  $updates = array();
  foreach ($config_perms as $config_perm) {
    $derivatives = array();
    $decoded_name = config_perms_unescape_perm_name($config_perm->name, $derivatives);

    // Reverse the array and remove the end item, which is the new name.
    $derivatives = array_reverse($derivatives);
    array_shift($derivatives);
    if ($config_perm->name !== $decoded_name) {

      // Fix the config perms config for this permission.
      $updates[$config_perm->name] = $decoded_name;
      $config_perm->name = $decoded_name;
      $config_perm = config_perms_save($config_perm);

      // Make sure to refresh the config perms cache, otherwise the system will
      // think the new perm we are adding doesn't exist.
      config_perms_cache_rebuild();

      // Fix perms best as possible.
      // It is possible that a config perm has had multiple names with different
      // perms so we have to take just one.
      // Possibly the newest perm is the most correct, however the newest one
      // is also likely to have been checnged by accident. The oldest one would
      // be the most likely to have been correctly configured by the admin so
      // take the oldest one and then notify the admin to check the config.
      // Don't take the one we just changed to though.
      foreach ($role_perms as $rid => $perms) {
        $new_perms = array();
        foreach ($derivatives as $derivative) {

          // If a permission is in the database for this derivative.
          if (isset($perms[$derivative])) {

            // Set the new value if we haven't already.
            if (is_null($new_perm_value)) {
              $new_perms[$decoded_name] = $perms[$derivative];
            }

            // Remove the old perm.
            $new_perms[$derivative] = FALSE;
          }
        }

        // Set a default if there isn't a value for the new perm.
        if (!isset($new_perms[$decoded_name])) {
          $new_perms[$decoded_name] = FALSE;
        }

        // Save the new config.
        user_role_change_permissions($rid, $new_perms);
      }
    }
  }
  if ($updates) {
    foreach ($updates as $old_name => $new_name) {
      $updates_str = '<li>' . t('%old_name is now %new_name', array(
        '%old_name' => $old_name,
        '%new_name' => $new_name,
      )) . '</li>';
    }
    return format_plural(count($updates), '1 custom permission name was updated.', '@count custom permission names were updated.') . '<br />' . t('User role permissions should have been transferred to the newly named custom permissions but please check your permissions manually to be sure.') . '<br />' . t('The permission names that were updated are:') . '<ul>' . $updates_str . '</ul>';
  }
}