*/
function aksrt_get_available_languages(): array {
$languages = [];
// Polylang
if (function_exists('pll_the_languages')) {
$pll_langs = pll_the_languages(['raw' => 1]);
if (is_array($pll_langs)) {
foreach ($pll_langs as $lang) {
$languages[] = [
'code' => $lang['slug'] ?? '',
'name' => $lang['name'] ?? '',
'url' => $lang['url'] ?? '#',
'flag' => $lang['flag'] ?? '',
'active' => !empty($lang['current_lang']),
];
}
}
return $languages;
}
// WPML
if (defined('ICL_LANGUAGE_CODE') && function_exists('icl_get_languages')) {
$wpml_langs = icl_get_languages('skip_missing=0');
if (is_array($wpml_langs)) {
foreach ($wpml_langs as $lang) {
$languages[] = [
'code' => $lang['language_code'] ?? '',
'name' => $lang['native_name'] ?? '',
'url' => $lang['url'] ?? '#',
'flag' => $lang['country_flag_url'] ?? '',
'active' => !empty($lang['active']),
];
}
}
return $languages;
}
// WordPress 内置：通过 filter 提供语言列表
$filtered = apply_filters('aksrt_available_languages', []);
if (is_array($filtered) && !empty($filtered)) {
return $filtered;
}
return [];
}
/**
* 检查是否有多语言插件可用
*/
function aksrt_has_multilingual(): bool {
if (function_exists('pll_the_languages')) return true;
if (defined('ICL_LANGUAGE_CODE')) return true;
if (!empty(apply_filters('aksrt_available_languages', []))) return true;
return false;
}
/**
* 获取当前语言代码
*/
function aksrt_get_current_language(): string {
if (function_exists('pll_current_language')) {
return pll_current_language('slug');
}
if (defined('ICL_LANGUAGE_CODE')) {
return ICL_LANGUAGE_CODE;
}
return get_locale();
}
/**
* 渲染语言切换器 HTML
*
* @param string $style dropdown | inline | flags
* @return string
*/
function aksrt_render_language_switcher(string $style = 'dropdown'): string {
$languages = aksrt_get_available_languages();
if (count($languages) < 2) return '';
$current = aksrt_get_current_language();
if ($style === 'flags') {
$html = '';
return $html;
}
// dropdown style
$html = '';
$html .= '
';
$html .= '
';
$html .= '
'
. '
'
. '' . $dropdown . '