function install_verify_completed_task in Drupal 7

Same name and namespace in other branches

1. 8 core/includes/install.core.inc \install_verify_completed_task()
2. 9 core/includes/install.core.inc \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.

2 calls to install_verify_completed_task()

install_begin_request in includes/install.core.inc

Begins an installation request, modifying the installation state as needed.

install_settings_form_submit in includes/install.core.inc

Form submission handler for install_settings_form().

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