backdrop_language_initialize in includes/bootstrap.inc

Initializes all the defined language types.

language_negotiation_configure_form in modules/locale/locale.admin.inc

Builds the configuration form for language negotiation.

language_negotiation_order in includes/language.inc

Get the language negotiator provider order for a language type.

language_negotiation_purge in includes/language.inc

Removes any unused language negotiation providers from the configuration.

language_types_get_configurable in includes/language.inc

Returns only the configurable language types.

language_types_initialize in includes/language.inc

Chooses a language based on language negotiation provider settings.

locale_block_info in modules/locale/locale.module

Implements hook_block_info().

LocaleLanguageNegotiationInfoFunctionalTest::testInfoAlterations in modules/locale/tests/locale.test

Tests alterations to language types/negotiation info.

locale_test_store_language_negotiation in modules/locale/tests/locale_test/locale_test.module

Store the last negotiated languages.

LocaleUninstallFunctionalTest::testUninstallProcess in modules/locale/tests/locale.test

Check if the values of the Locale variables are correct after uninstall.