function get_ls_languages($template_args = array())
{
/** @var $wp_query WP_Query */
global $wp_query, $w_this_lang, $wpml_post_translations, $wpml_term_translations;
$current_language = $this->get_current_language();
$default_language = $this->get_default_language();
$cache_key_args = $template_args ? array_filter($template_args) : array('default');
$cache_key_args[] = $current_language;
$cache_key_args[] = $default_language;
$cache_key_args = array_filter($cache_key_args);
$cache_key = md5(wp_json_encode($cache_key_args));
$cache_group = 'ls_languages';
$found = false;
$ls_languages = wp_cache_get($cache_key, $cache_group, $found);
if ($found) {
return $ls_languages;
}
if (is_null($this->wp_query)) {
$this->set_wp_query();
}
// use original wp_query for this
// backup current $wp_query
if (!isset($wp_query)) {
return $this->get_active_languages();
}
$_wp_query_back = clone $wp_query;
unset($wp_query);
global $wp_query;
// make it global again after unset
$wp_query = clone $this->wp_query;
$w_active_languages = $this->get_active_languages();
$this_lang = $this->this_lang;
if ($this_lang == 'all') {
$w_this_lang = array('code' => 'all', 'english_name' => 'All languages', 'display_name' => __('All languages', 'sitepress'));
} else {
$w_this_lang = $this->get_language_details($this_lang);
}
if (isset($template_args['skip_missing'])) {
//override default setting
$icl_lso_link_empty = !$template_args['skip_missing'];
} else {
$icl_lso_link_empty = $this->settings['icl_lso_link_empty'];
}
$languages_helper = new WPML_Languages($wpml_term_translations, $this, $wpml_post_translations);
list($translations, $wp_query) = $languages_helper->get_ls_translations($wp_query, $_wp_query_back, $this->wp_query);
// 2. determine url
foreach ($w_active_languages as $k => $lang) {
$skip_lang = false;
if (is_singular() || isset($_wp_query_back->query['name']) && isset($_wp_query_back->query['post_type']) || !empty($this->wp_query->queried_object_id) && $this->wp_query->queried_object_id == get_option('page_for_posts')) {
$this_lang_tmp = $this->this_lang;
$this->this_lang = $lang['code'];
$lang_page_on_front = get_option('page_on_front');
$lang_page_for_posts = get_option('page_for_posts');
if ($lang_page_on_front) {
$lang_page_on_front = icl_object_id($lang_page_on_front, 'page', false, $lang['code']);
}
if ($lang_page_for_posts) {
$lang_page_for_posts = icl_object_id($lang_page_for_posts, 'page', false, $lang['code']);
}
if ('page' === get_option('show_on_front') && !empty($translations[$lang['code']]) && $translations[$lang['code']]->element_id == $lang_page_on_front) {
$lang['translated_url'] = $this->language_url($lang['code']);
} elseif ('page' == get_option('show_on_front') && !empty($translations[$lang['code']]) && $translations[$lang['code']]->element_id && $translations[$lang['code']]->element_id == $lang_page_for_posts) {
if ($lang_page_for_posts) {
$lang['translated_url'] = get_permalink($lang_page_for_posts);
} else {
$lang['translated_url'] = $this->language_url($lang['code']);
}
} else {
if (!empty($translations[$lang['code']]) && isset($translations[$lang['code']]->post_title)) {
$lang['translated_url'] = get_permalink($translations[$lang['code']]->element_id);
$lang['missing'] = 0;
} else {
if ($icl_lso_link_empty) {
if (!empty($template_args['link_empty_to'])) {
$lang['translated_url'] = str_replace('{%lang}', $lang['code'], $template_args['link_empty_to']);
} else {
$lang['translated_url'] = $this->language_url($lang['code']);
}
} else {
$skip_lang = true;
}
$lang['missing'] = 1;
}
}
$this->this_lang = $this_lang_tmp;
} elseif (is_category() || is_tax() || is_tag()) {
global $icl_adjust_id_url_filter_off;
$icl_adjust_id_url_filter_off = true;
list($lang, $skip_lang) = $languages_helper->add_tax_url_to_ls_lang($lang, $translations, $icl_lso_link_empty, $skip_lang);
$icl_adjust_id_url_filter_off = false;
} elseif (is_author()) {
global $authordata;
if (empty($authordata)) {
$authordata = get_userdata(get_query_var('author'));
}
remove_filter('home_url', array($this, 'home_url'), 1, 4);
remove_filter('author_link', array($this, 'author_link'));
list($lang, $skip_lang) = $languages_helper->add_author_url_to_ls_lang($lang, $authordata, $icl_lso_link_empty, $skip_lang);
add_filter('home_url', array($this, 'home_url'), 1, 4);
add_filter('author_link', array($this, 'author_link'));
} elseif (is_archive() && !is_tag()) {
global $icl_archive_url_filter_off;
$icl_archive_url_filter_off = true;
remove_filter('post_type_archive_link', array($this, 'post_type_archive_link_filter'), 10);
list($lang, $skip_lang) = $languages_helper->add_date_or_cpt_url_to_ls_lang($lang, $this->wp_query, $icl_lso_link_empty, $skip_lang);
add_filter('post_type_archive_link', array($this, 'post_type_archive_link_filter'), 10, 2);
$icl_archive_url_filter_off = false;
} elseif (is_search()) {
$url_glue = strpos($this->language_url($lang['code']), '?') === false ? '?' : '&';
$lang['translated_url'] = $this->language_url($lang['code']) . $url_glue . 's=' . urlencode($wp_query->query['s']);
} else {
global $icl_language_switcher_preview;
if ($icl_lso_link_empty || is_home() || is_404() || 'page' === get_option('show_on_front') && ($this->wp_query->queried_object_id == get_option('page_on_front') || $this->wp_query->queried_object_id == get_option('page_for_posts')) || $icl_language_switcher_preview || WPML_Root_Page::is_current_request_root()) {
$lang['translated_url'] = $this->language_url($lang['code']);
$skip_lang = false;
} else {
$skip_lang = true;
unset($w_active_languages[$k]);
}
}
if (!$skip_lang) {
$w_active_languages[$k] = $lang;
} else {
unset($w_active_languages[$k]);
}
}
// 3.
foreach ($w_active_languages as $k => $v) {
$w_active_languages[$k] = $languages_helper->get_ls_language($k, $current_language, $w_active_languages[$k]);
}
// 4. pass GET parameters
$parameters_copied = apply_filters('icl_lang_sel_copy_parameters', array_map('trim', explode(',', wpml_get_setting_filter('', 'icl_lang_sel_copy_parameters'))));
if ($parameters_copied) {
foreach ($_GET as $k => $v) {
if (in_array($k, $parameters_copied)) {
$gets_passed[$k] = $v;
}
}
}
if (!empty($gets_passed)) {
$gets_passed = http_build_query($gets_passed);
foreach ($w_active_languages as $code => $al) {
if (empty($al['missing'])) {
$glue = false !== strpos($w_active_languages[$code]['url'], '?') ? '&' : '?';
$w_active_languages[$code]['url'] .= $glue . $gets_passed;
}
}
}
// restore current $wp_query
unset($wp_query);
global $wp_query;
// make it global again after unset
$wp_query = clone $_wp_query_back;
unset($_wp_query_back);
$w_active_languages = apply_filters('icl_ls_languages', $w_active_languages);
$w_active_languages = $languages_helper->sort_ls_languages($w_active_languages, $template_args);
// Change the url, in case languages in subdomains are set.
if ($this->settings['language_negotiation_type'] == 2) {
foreach ($w_active_languages as $lang => $element) {
$w_active_languages[$lang]['url'] = $this->convert_url($element['url'], $lang);
}
}
wp_reset_query();
wp_cache_set($cache_key, $w_active_languages, $cache_group);
return $w_active_languages;
}
/**
* Try to parse the URL to find a related post or term
*
* @param string $url
* @param string $lang_code
*
* @return string|bool
*/
private function resolve_object_url($url, $lang_code)
{
global $sitepress, $wp_query, $wpml_term_translations, $wpml_post_translations;
// todo: pass as a dependencies
$this->resolving_url = true;
$new_url = false;
$cache_key = md5($url);
$cache_group = 'resolve_object_url';
$cache_found = false;
$cache = new WPML_WP_Cache($cache_group);
$translations = $cache->get($cache_key, $cache_found);
if (!$cache_found && is_object($wp_query)) {
$sitepress->set_wp_query();
// Make sure $sitepress->wp_query is set
$_wp_query_back = clone $wp_query;
unset($wp_query);
global $wp_query;
// make it global again after unset
$tmp_wp_query = $sitepress->get_wp_query();
$wp_query = is_object($tmp_wp_query) ? clone $tmp_wp_query : clone $_wp_query_back;
unset($tmp_wp_query);
$languages_helper = new WPML_Languages($wpml_term_translations, $sitepress, $wpml_post_translations);
list($translations, $wp_query) = $languages_helper->get_ls_translations($wp_query, $_wp_query_back, $sitepress->get_wp_query());
// restore current $wp_query
unset($wp_query);
global $wp_query;
// make it global again after unset
$wp_query = clone $_wp_query_back;
unset($_wp_query_back);
$cache->set($cache_key, $translations);
}
if ($translations && isset($translations[$lang_code]->element_type)) {
$current_lang = $sitepress->get_current_language();
$sitepress->switch_lang($lang_code);
$element = explode('_', $translations[$lang_code]->element_type);
$type = array_shift($element);
$subtype = implode('_', $element);
switch ($type) {
case 'post':
$new_url = get_permalink($translations[$lang_code]->element_id);
break;
case 'tax':
$term = get_term($translations[$lang_code]->element_id, $subtype);
$new_url = get_term_link($term);
break;
}
$sitepress->switch_lang($current_lang);
}
$this->resolving_url = false;
return $new_url;
}
