public function Comment::access

Overrides Entity::access().

Parameters

string $op: The operation to be performed on the node. Possible values are:

• view
• update
• approve
• delete

User|AnonymousUser|object $account: (optional) The user to check for. Leave it to NULL to check for the global user.

Return value

bool: TRUE if access is granted, FALSE otherwise.

Overrides Entity::access

File

modules/comment/comment.entity.inc, line 157

Entity controller and class for comments.

Class

Comment

Defines the comment entity class.

Code

public function access($op, $account = NULL) {
  // Casting class with private property causes errors due to added prefix.
  // e.g. "\0" . 'Comment' . "\0". So use static array instead.
  $rights = &backdrop_static(__METHOD__, array());

  if ($op == 'create') {
    return self::createAccess(NULL, $account);
  }
  elseif (!in_array($op, array('view', 'update', 'approve', 'delete'), TRUE)) {
    // If the $op was not one of the supported ones, we return access denied.
    return FALSE;
  }
  // If no user object is supplied, the access check is for the current user.
  if (empty($account)) {
    $account = $GLOBALS['user'];
  }

  $cid = $this->id();

  // If we've already checked access for this node, user and op, return from
  // cache.
  if (isset($rights[$account->uid][$cid][$op])) {
    return $rights[$account->uid][$cid][$op];
  }

  if ($op == 'view') {
    $rights[$account->uid][$cid][$op] = user_access('access comments', $account);
    return $rights[$account->uid][$cid][$op];
  }
  elseif ($op == 'update') {
    $rights[$account->uid][$cid][$op] = ($account->uid && $account->uid == $this->uid && $this->status == COMMENT_PUBLISHED && user_access('edit own comments', $account)) || user_access('administer comments', $account);
    return $rights[$account->uid][$cid][$op];
  }
  elseif ($op == 'approve') {
    $rights[$account->uid][$cid][$op] = user_access('administer comments', $account);
    return $rights[$account->uid][$cid][$op];
  }
  elseif ($op == 'delete') {
    $rights[$account->uid][$cid][$op] = user_access('administer comments', $account);
    return $rights[$account->uid][$cid][$op];
  }

  $rights[$account->uid][$cid][$op] = FALSE;
  return $rights[$account->uid][$cid][$op];
}