function _i18n_get_lang in Internationalization 5

Same name and namespace in other branches

1. 5.2 i18n.module \_i18n_get_lang()

Gets language, checking in order:

1. Path language 2. Session language 3. User language 4. Browser language 5. Default language

4 calls to _i18n_get_lang()

i18n_frontpage in ./i18n.module

Language dependent front page This function will search for aliases like 'en/home', 'es/home'...

i18n_get_lang in ./i18n.module

This one expects to be called first from common.inc

i18n_variable_init in ./i18n.module

Initialization of multilingual variables

_i18n_variable_exit in ./i18n.module

Save multilingual variables that may have been changed by other methods than settings pages

File

./i18n.module, line 1068

Internationalization (i18n) module

Code

function _i18n_get_lang() {
  global $user, $i18n_langpath;
  static $i18n_lang;

  // Check whether the language is already set.
  if ($i18n_lang) {
    return $i18n_lang;
  }

  // Language not set, find one
  $languages = i18n_supported_languages();
  if ($i18n_langpath && array_key_exists($i18n_langpath, $languages)) {

    // Sets session language only when language is in path, not for other cases
    $_SESSION['language'] = $i18n_lang = $i18n_langpath;
  }
  elseif (isset($_SESSION['language']) && array_key_exists($_SESSION['language'], $languages)) {
    $i18n_lang = $_SESSION['language'];
  }
  elseif ($user->uid && $user->language && array_key_exists($user->language, $languages)) {
    $i18n_lang = $user->language;
  }
  elseif (variable_get("i18n_browser", 0) && ($lang = i18n_get_browser_lang())) {
    $i18n_lang = $lang;
  }
  else {
    $i18n_lang = i18n_default_language();
  }
  return $i18n_lang;
}