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function language_initialize in Drupal 6

Same name and namespace in other branches
  1. 7 includes/language.inc \language_initialize()

Choose a language for the page, based on language negotiation settings.

1 call to language_initialize()
drupal_init_language in includes/bootstrap.inc
Choose a language for the current page, based on site and user preferences.

File

includes/language.inc, line 11
Multiple language handling functionality.

Code

function language_initialize() {
  global $user;

  // Configured presentation language mode.
  $mode = variable_get('language_negotiation', LANGUAGE_NEGOTIATION_NONE);

  // Get a list of enabled languages.
  $languages = language_list('enabled');
  $languages = $languages[1];
  switch ($mode) {
    case LANGUAGE_NEGOTIATION_NONE:
      return language_default();
    case LANGUAGE_NEGOTIATION_DOMAIN:
      foreach ($languages as $language) {
        $parts = parse_url($language->domain);
        if (!empty($parts['host']) && $_SERVER['HTTP_HOST'] == $parts['host']) {
          return $language;
        }
      }
      return language_default();
    case LANGUAGE_NEGOTIATION_PATH_DEFAULT:
    case LANGUAGE_NEGOTIATION_PATH:

      // $_GET['q'] might not be available at this time, because
      // path initialization runs after the language bootstrap phase.
      $args = isset($_GET['q']) ? explode('/', $_GET['q']) : array();
      $prefix = array_shift($args);

      // Search prefix within enabled languages.
      foreach ($languages as $language) {
        if (!empty($language->prefix) && $language->prefix == $prefix) {

          // Rebuild $GET['q'] with the language removed.
          $_GET['q'] = implode('/', $args);
          return $language;
        }
      }
      if ($mode == LANGUAGE_NEGOTIATION_PATH_DEFAULT) {

        // If we did not found the language by prefix, choose the default.
        return language_default();
      }
      break;
  }

  // User language.
  if ($user->uid && isset($languages[$user->language])) {
    return $languages[$user->language];
  }

  // Browser accept-language parsing.
  if ($language = language_from_browser()) {
    return $language;
  }

  // Fall back on the default if everything else fails.
  return language_default();
}