function install_verify_completed_task

install_verify_completed_task()

Verifies and returns the last installation task that was completed.

Return value

The last completed task, if there is one. An exception is thrown if Drupal is already installed.

File

includes/install.core.inc, line 828

API functions for installing Drupal.

Code

function install_verify_completed_task() {
  try {
    if ($result = db_query("SELECT value FROM {variable} WHERE name = :name", array('name' => 'install_task'))) {
      $task = unserialize($result->fetchField());
    }
  }
  // Do not trigger an error if the database query fails, since the database
  // might not be set up yet.
  catch (Exception $e) {
  }
  if (isset($task)) {
    if ($task == 'done') {
      throw new Exception(install_already_done_error());
    }
    return $task;
  }
}