<?php
/**
* @author ThemePunch <info@themepunch.com>
* @link https://www.themepunch.com/
* @copyright 2024 ThemePunch
*/
if(!defined('ABSPATH')) exit();
class RevSliderWpml extends RevSliderFunctions {
private $cur_lang;
/**
* load the wpml filters ect.
**/
public function __construct(){
add_filter('revslider_get_posts_by_category', array($this, 'translate_category_lang'), 10, 2);
add_filter('revslider_get_parent_slides_pre', array($this, 'change_lang'), 10, 4);
add_filter('revslider_get_parent_slides_post', array($this, 'change_lang_to_orig'), 10, 4);
add_action('revslider_js_add_header_scripts_js', array($this, 'add_current_language_v7'), 10, 1);
add_action('revslider_header_content', array($this, 'add_javascript_language'));
}
/**
* true / false if the wpml plugin exists
*/
public function wpml_exists(){
return did_action('wpml_loaded');
}
/**
* valdiate that wpml exists
*/
public function validateWpmlExists(){
if(!$this->wpml_exists()) $this->throw_error(__('The WPML plugin is not activated', 'revslider'));
}
/**
* get languages array
*/
public function getArrLanguages($get_all = true){
$this->validateWpmlExists();
$langs = apply_filters('wpml_active_languages', array());
$response = array();
if($get_all == true) $response['all'] = __('All Languages', 'revslider');
foreach($langs ?? [] as $code => $lang){
$name = $lang['native_name'];
$response[$code] = $name;
}
return $response;
}
/**
* get assoc array of lang codes
*/
public function getArrLangCodes($get_all = true){
$codes = array();
if($get_all == true) $codes['all'] = 'all';
$this->validateWpmlExists();
$langs = apply_filters('wpml_active_languages', array());
foreach($langs ?? [] as $code => $arr){
$codes[$code] = $code;
}
return $codes;
}
/**
* check if all languages exists in the given langs array
*/
public function isAllLangsInArray($codes){
$all_codes = $this->getArrLangCodes();
$diff = array_diff($all_codes, $codes);
return empty($diff);
}
/**
* get flag url
*/
public function getFlagUrl($code){
$this->validateWpmlExists();
$path = (defined('ICL_PLUGIN_URL')) ? ICL_PLUGIN_URL . '/res/img/icon16.png' : RS_PLUGIN_URL_CLEAN . 'admin/assets/images/icon16.png';
if(empty($code) || $code == 'all'){
$url = $path;
}else{
$active_languages = apply_filters('wpml_active_languages', array());
$url = isset($active_languages[$code]['country_flag_url']) ? $active_languages[$code]['country_flag_url'] : null;
}
//default: show all
return (!empty($url)) ? $url : $path;
}
/**
* get language title by code
*/
public function getLangTitle($code){
if($code == 'all') return(__('All Languages', 'revslider'));
$def = apply_filters('wpml_default_language', null);
return apply_filters('wpml_translated_language_name', '', $code, $def);
}
/**
* get current language
*/
public function getCurrentLang(){
$this->validateWpmlExists();
return (is_admin()) ? apply_filters('wpml_default_language', null) : apply_filters('wpml_current_language', null);
}
/**
* was before in RevSliderFunctions::get_posts_by_category();
**/
public function translate_category_lang($data, $type){
$cat_id = $this->get_val($data, 'cat_id');
$cat_id = (strpos($cat_id, ',') !== false) ? explode(',', $cat_id) : array($cat_id);
if(!$this->wpml_exists()) return $data;
//translate categories to languages
$newcat = array();
foreach($cat_id ?? [] as $id){
$newcat[] = apply_filters('wpml_object_id', $id, 'category', true);
}
$data['cat_id'] = implode(',', $newcat);
return $data;
}
/**
* switch the language if WPML is used in Slider
**/
public function change_lang($lang, $published, $gal_ids, $slider){
$use = ($slider->v7) ? $slider->get_param('wpml', false) : $slider->get_param(array('general', 'useWPML'), false);
if(!$this->wpml_exists() || $use !== true) return;
$this->cur_lang = apply_filters('wpml_current_language', null);
do_action('wpml_switch_language', $lang);
}
/**
* switch the language back to original, if WPML is used in Slider
**/
public function change_lang_to_orig($lang, $published, $gal_ids, $slider){
$use = ($slider->v7) ? $slider->get_param('wpml', false) : $slider->get_param(array('general', 'useWPML'), false);
if(!$this->wpml_exists() || $use !== true) return;
do_action('wpml_switch_language', $this->cur_lang); //switch language back
}
/**
* modify slider language
*/
public function get_language(){
return ($this->wpml_exists()) ? ICL_LANGUAGE_CODE : 'all';
}
public function get_slider_language($slider){
$use_wpml = ($slider->v7) ? $slider->get_param('wpml', false) : $slider->get_param(array('general', 'useWPML'), false);
return ($use_wpml) ? $this->get_language() : 'all';
}
/**
* add languages as javascript object to the RevSlider BackEnd Header
**/
public function add_javascript_language($rsad){
if(!$this->wpml_exists()) return '';
$langs = $this->getArrLanguages();
$use_langs = array();
foreach($langs ?? [] as $code => $lang){
$use_langs[$code] = array(
'title' => $lang,
'image' => $this->getFlagUrl($code)
);
}
echo '<script>';
echo 'var RS_WPML_LANGS = JSON.parse(\''.json_encode($use_langs).'\');';
echo '</script>';
}
/**
* add languages as javascript object to the RevSlider frontend
**/
public function add_current_language_v7($script){
if(!$this->wpml_exists()) return $script;
$lang = $this->get_language();
if($lang === 'all') return $script;
$script .= " SR7.E.wpml ??= {};"."\n";
$script .= " SR7.E.wpml.lang = '".esc_attr($lang)."';"."\n";
return $script;
}
}
/**
* old classname extends new one (old classnames will be obsolete soon)
* @since: 5.0
**/
class UniteWpmlRev extends RevSliderWpml {}