public function panels_display::access in Panels 7.3

Determine if the given user can perform the requested operation.

Parameters

string $op: An operation like: create, read, update, or delete.

object $account: (optional) The account to check access for.

Return value

bool TRUE if access is granted; otherwise FALSE.

File

./panels.module, line 904

Core functionality for the Panels engine.

Class

panels_display

Forms the basis of a panel display.

Code

public function access($op, $account = NULL) {
  global $user;
  if (!$account) {
    $account = $user;
  }

  // Even administrators need to go through the access system. However, to
  // support legacy plugins, user 1 gets full access no matter what.
  if ($account->uid == 1) {
    return TRUE;
  }
  if (!in_array($op, array(
    'create',
    'read',
    'update',
    'delete',
    'change layout',
  ))) {
    return FALSE;
  }
  if (empty($this->storage_type) || empty($this->storage_id)) {
    return FALSE;
  }
  if ($this->storage_type == 'unknown') {
    return FALSE;
  }
  $storage_plugin = panels_get_panels_storage_plugin($this->storage_type);
  if (!$storage_plugin) {
    return FALSE;
  }
  $access_callback = panels_plugin_get_function('panels_storage', $storage_plugin, 'access callback');
  if (!$access_callback) {
    return FALSE;
  }
  return $access_callback($this->storage_type, $this->storage_id, $op, $account);
}