function _install_select_profile

Selects an installation profile from a list or from a $_POST submission.

Return value

string|NULL: The selected profile from $_POST, or the automatically selected profile if possible to determine one without prompting the user. If no profile can be selected, NULL is returned.

Throws

Exception

File

core/includes/install.core.inc, line 1174

API functions for installing Backdrop.

Code

function _install_select_profile($profiles) {
  if (sizeof($profiles) == 0) {
    throw new Exception(install_no_profile_error());
  }
  // Don't need to choose profile if only one available.
  if (sizeof($profiles) == 1) {
    $profile = array_pop($profiles);
    return $profile->name;
  }
  else {
    $available_profiles = array();
    $exclusive_profiles = array();
    foreach ($profiles as $profile) {
      if (!empty($_POST['profile']) && ($_POST['profile'] == $profile->name)) {
        return $profile->name;
      }

      $profile_info = install_profile_info($profile->name);
      // Check for profiles marked as "hidden".
      if (empty($profile_info['hidden'])) {
        $available_profiles[] = $profile->name;
      }
      // Check for a profile marked as "exclusive".
      if (!empty($profile_info['exclusive'])) {
        $exclusive_profiles[] = $profile->name;
      }
    }

    // If there is only one available profile, return it.
    if (count($available_profiles) == 1) {
      return reset($available_profiles);
    }
    // If there is only one exclusive profile, return it.
    elseif (count($exclusive_profiles) == 1) {
      return reset($exclusive_profiles);
    }
  }

  // No profile yet selected or possible to select automatically.
  return NULL;
}