| drupal_init_language | includes/bootstrap.inc | Choose a language for the current page, based on site and user preferences. |
| language_default | includes/bootstrap.inc | Default language used on the site |
| language_from_browser | includes/language.inc | Identify language from the Accept-language HTTP header we got. |
| language_initialize | includes/language.inc | Choose a language for the page, based on language negotiation settings. |
| language_list | includes/bootstrap.inc | Get a list of languages set up indexed by the specified key |
| language_url_rewrite | includes/language.inc | Rewrite URL's with language based prefix. Parameters are the same
as those of the url() function. |
| locale_add_language | includes/locale.inc | API function to add a language. |
| locale_batch_by_language | includes/locale.inc | Prepare a batch to import translations for all enabled
modules in a given language. |
| locale_languages_add_screen | includes/locale.inc | User interface for the language addition screen. |
| locale_languages_configure_form | includes/locale.inc | Setting for language negotiation options |
| locale_languages_configure_form_submit | includes/locale.inc | Submit function for language negotiation settings. |
| locale_languages_custom_form | includes/locale.inc | Custom language addition form. |
| locale_languages_delete_form | includes/locale.inc | User interface for the language deletion confirmation screen. |
| locale_languages_delete_form_submit | includes/locale.inc | Process language deletion submissions. |
| locale_languages_edit_form | includes/locale.inc | Editing screen for a particular language. |
| locale_languages_edit_form_submit | includes/locale.inc | Process the language editing form submission. |
| locale_languages_edit_form_validate | includes/locale.inc | Validate the language editing form. Reused for custom language addition too. |
| locale_languages_overview_form | includes/locale.inc | User interface for the language overview screen. |
| locale_languages_overview_form_submit | includes/locale.inc | Process language overview form submissions, updating existing languages. |
| locale_languages_predefined_form | includes/locale.inc | Predefined language setup form. |
| locale_languages_predefined_form_submit | includes/locale.inc | Process the language addition form submission. |
| locale_languages_predefined_form_validate | includes/locale.inc | Validate the language addition form. |
| locale_language_list | modules/locale/locale.module | Returns array of language names |
| locale_language_name | modules/locale/locale.module | Returns a language name |
| theme_locale_languages_overview_form | includes/locale.inc | Theme the language overview form. |
| user_preferred_language | modules/user/user.module | Get the language object preferred by the user. This user preference can
be set on the user account editing page, and is only available if there
are more than one languages enabled on the site. If the user did not
choose a preferred language, or is the… |