function 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

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());
        }
    } catch (Exception $e) {
    }
    if (isset($task)) {
        if ($task == 'done') {
            throw new Exception(install_already_done_error());
        }
        return $task;
    }
}