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<?php
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/**
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* @file
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* Variable API module. Definition for Drupal core variables
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*/
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/**
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* Implements hook_variable_info().
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*/
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function locale_variable_info($options) {
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// This variable will be altered by translation module. See translation.variable.inc
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$variables['language_content_type_[node_type]'] = array(
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'type' => 'multiple',
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'title' => t('Multilingual support'),
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'repeat' => array(
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'type' => 'enable',
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// Set options here so translation module can add some more
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'options' => array(t('Disabled'), t('Enabled')),
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),
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'description' => t('Enable multilingual support for this content type. If enabled, a language selection field will be added to the editing form, allowing you to select from one of the <a href="!languages">enabled languages</a>. If disabled, new posts are saved with the default language. Existing content will not be affected by changing this option.', array('!languages' => url('admin/config/regional/language', $options)), $options),
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'group' => 'node_type_settings',
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);
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$variables['language_default'] = array(
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'title' => t('Site default language'),
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'type' => 'select',
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'group' => 'regional_settings',
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'options callback' => 'locale_variable_options_language',
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'format callback' => 'locale_variable_language_default_format',
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'element callback' => 'locale_variable_language_default_element',
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'default callback' => 'locale_variable_language_default',
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);
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return $variables;
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}
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/**
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* Implements hook_variable_type_info().
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*/
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function locale_variable_type_info() {
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// Language code
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$type['language'] = array(
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'title' => t('Language'),
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'options callback' => 'locale_variable_options_language',
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'type' => 'select',
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);
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return $type;
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}
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/**
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* Callback for all languages
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*/
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function locale_variable_options_language($variable, $options) {
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return locale_language_list('name', TRUE);
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}
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/**
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* Form element for site default language
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*/
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function locale_variable_language_default_element($variable, $options) {
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$element = variable_form_element_options($variable, $options);
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// Default needs to be language code for the radios to work.
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$element['#default_value'] = $element['#default_value']->language;
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// Since 'value callback' is useless as it is run before validation, we use validate
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// callback to transform language code into an object.
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$element['#element_validate'][] = 'locale_variable_language_element_validate';
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return $element;
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}
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/**
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* Get language default.
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*/
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function locale_variable_language_default($variable, $options) {
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return language_default();
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}
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/**
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* Format language object variable
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*/
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function locale_variable_language_default_format($variable, $options = array()) {
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return !empty($variable['value']) ? check_plain($variable['value']->name) : t('None');
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}
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/**
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* Replace language code by language object on submission.
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*
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* This runs alter default element validation so we know it is a valid checkbox option.
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*/
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function locale_variable_language_element_validate($element, &$form_state, $form) {
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$languages = language_list();
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$language = $languages[$element['#value']];
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form_set_value($element, $language, $form_state);
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}
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