1 field.multilingual.inc | field_valid_language($langcode, $default = TRUE) |
Ensures that a given language code is valid.
Checks whether the given language is one of the enabled languages. Otherwise, it returns the current, global language; or the site's default language, if the additional parameter $default is TRUE.
Parameters
$langcode: The language code to validate.
$default: Whether to return the default language code or the current language code in case $langcode is invalid.
Return value
A valid language code.:
Related topics
File
- core/
modules/ field/ field.multilingual.inc, line 241 - Functions implementing Field API multilingual support.
Code
function field_valid_language($langcode, $default = TRUE) {
$enabled_languages = field_content_languages();
if (in_array($langcode, $enabled_languages)) {
return $langcode;
}
global $language_content;
return $default ? language_default()->langcode : $language_content->langcode;
}