function bogo_post_class($classes, $class, $post_id)
{
$locale = bogo_get_post_locale($post_id);
$locale = bogo_language_tag($locale);
$locale = esc_attr($locale);
if ($locale && !in_array($locale, $classes)) {
$classes[] = $locale;
}
return $classes;
}
function bogo_flag_css()
{
$flags = array();
if (apply_filters('bogo_use_flags', true)) {
$locales = bogo_available_locales();
foreach ($locales as $locale) {
if ($flag = bogo_get_flag($locale)) {
$flags[$locale] = $flag;
}
}
}
if (!$flags) {
return;
}
$side = is_rtl() ? 'right' : 'left';
echo '<style type="text/css">' . "\n";
foreach ($flags as $locale => $flag) {
echo '.bogo-language-switcher .' . bogo_language_tag($locale) . ' {';
echo ' background: url("' . $flag . '") no-repeat ' . $side . ' center;';
echo ' }' . "\n";
}
echo '</style>' . "\n";
}
function bogo_language_switcher_links($args = '')
{
global $wp_query;
$args = wp_parse_args($args, array());
$locale = get_locale();
$available_languages = bogo_available_languages();
$translations = array();
$is_singular = false;
if (is_singular() || !empty($wp_query->is_posts_page)) {
$translations = bogo_get_post_translations(get_queried_object_id());
$is_singular = true;
}
$links = array();
foreach ($available_languages as $code => $name) {
$link = array('locale' => $code, 'lang' => bogo_language_tag($code), 'title' => $name, 'native_name' => bogo_get_language_native_name($code), 'href' => '');
if ($is_singular) {
if ($locale != $code && !empty($translations[$code])) {
$link['href'] = get_permalink($translations[$code]);
}
} else {
if ($locale != $code) {
$link['href'] = bogo_url(null, $code);
}
}
$links[] = $link;
}
return apply_filters('bogo_language_switcher_links', $links, $args);
}
function bogo_lang_slug($locale)
{
$tag = bogo_language_tag($locale);
$slug = $tag;
if (false !== ($pos = strpos($tag, '-'))) {
$slug = substr($tag, 0, $pos);
}
$variations = preg_grep('/^' . $slug . '/', bogo_available_locales());
if (1 < count($variations)) {
$slug = $tag;
}
return apply_filters('bogo_lang_slug', $slug, $locale);
}
