Elep

<?php

namespace ILJ\Core;

use ILJ\Backend\MenuPage\Tools;
use ILJ\Core\IndexStrategy\PolylangStrategy;
use ILJ\Core\IndexStrategy\WPMLStrategy;
use ILJ\Core\Options\CustomFieldsToLinkPost;
use ILJ\Core\Options\CustomFieldsToLinkTerm;
use ILJ\Core\Options\Whitelist;
use ILJ\Enumeration\LinkType;
use ILJ\Helper\Ajax;
use ILJ\Helper\BatchInfo;
use ILJ\Helper\CustomMetaData;
use ILJ\Helper\IndexAsset;
use ILJ\Helper\LinkBuilding;
use ILJ\Posttypes\CustomLinks;
use ILJ\Type\KeywordList;
/**
 * Compatibility handler
 *
 * Responsible for managing compatibility with other 3rd party plugins
 *
 * @package ILJ\Core
 *
 * @since 1.2.0
 */
class Compat
{
 /**
 * Initializes the Compat module
 *
 * @static
 * @since 1.2.0
 *
 * @return void
 */
 public static function init()
 {
 self::enableWpml();
 self::enableYoast();
 self::enableRankMath();
 self::enablePolylang();
 self::enableDivi();
 self::enableACF();
 }
 /**
 * Responsible for handling Polylang integration
 *
 * @static
 * @since 1.2.2
 *
 * @return void
 */
 public static function enablePolylang()
 {
 if (!defined('POLYLANG_BASENAME')) {
 return;
 }
 add_filter(IndexBuilder::ILJ_FILTER_INDEX_STRATEGY, function () {
 return new PolylangStrategy();
 });
 // fallback language is English whatever the default language
 add_filter('pll_preferred_language', function ($slug) {
 return (false === $slug) ? 'en' : $slug;
 });
 add_filter('add_to_meta_box_exception', function ($metabox) {
 array_push($metabox, 'ml_box');
 return $metabox;
 });
 add_filter(Ajax::ILJ_FILTER_AJAX_SEARCH_POSTS, function ($data) {
 for ($i = 0; $i < count($data); $i++) {
 $data[$i]['text'] = $data[$i]['text'] . ' (' . pll_get_post_language($data[$i]['id']) . ')';
 }
 return $data;
 }, 10, 2);
 add_filter(IndexAsset::ILJ_FILTER_INDEX_ASSET, function ($meta_data, $type, $id) {
 $asset_language = '';
 $language_container = array();
 $asset_language = ('' == $asset_language) ? pll_get_post_language($id) : $asset_language;
 if (!$asset_language || '' == $asset_language) {
 return $meta_data;
 }
 if (!isset($language_container[$asset_language])) {
 $language_container[$asset_language] = PLL()->model->get_language($asset_language);
 }
 $flag_url = $language_container[$asset_language]->flag_url;
 $flag_img = sprintf('<img class="tip" src="%s" title="%s" />', $flag_url, $language_container[$asset_language]->name);
 $meta_data->title = $flag_img . ' ' . $meta_data->title;
 return $meta_data;
 }, 10, 3);
 }
 /**
 * Responsible for handling WPML integration
 *
 * @static
 * @since 1.2.0
 *
 * @return void
 */
 protected static function enableWpml()
 {
 if (!function_exists('icl_object_id') || defined('POLYLANG_BASENAME')) {
 return;
 }
 add_filter(IndexBuilder::ILJ_FILTER_INDEX_STRATEGY, function () {
 return new WPMLStrategy();
 });
 add_filter(Ajax::ILJ_FILTER_AJAX_SEARCH_POSTS, function ($data, $args) {
 global $sitepress;
 $languages = WPMLStrategy::getLanguages();
 $current_language = $sitepress->get_current_language();
 for ($i = 0; $i < count($data); $i++) {
 $data[$i]['text'] = $data[$i]['text'] . ' (' . $current_language . ')';
 }
 foreach ($languages as $language) {
 if ($language == $current_language) {
 continue;
 }
 $sitepress->switch_lang($language, true);
 $query = new \WP_Query($args);
 foreach ($query->posts as $post) {
 $data[] = array('id' => $post->ID, 'text' => $post->post_title . ' (' . $language . ')');
 }
 $sitepress->switch_lang($current_language, true);
 }
 return $data;
 }, 10, 2);
 add_filter(IndexAsset::ILJ_FILTER_INDEX_ASSET, function ($meta_data, $type, $id) {
 global $sitepress;
 $language_info = (!isset($language_info)) ? wpml_get_language_information(null, (int) $id) : $language_info;
 if (!$language_info) {
 return $meta_data;
 }
 $flag_url = $sitepress->get_flag_url($language_info['language_code']);
 $flag_img = sprintf('<img class="tip" src="%s" title="%s" />', $flag_url, $language_info['display_name']);
 $meta_data->title = $flag_img . ' ' . $meta_data->title;
 return $meta_data;
 }, 10, 3);
 }
 /**
 * Responsible for handling Yoast-SEO integration
 *
 * @static
 * @since 1.2.0
 *
 * @return void
 */
 protected static function enableYoast()
 {
 if (!defined('WPSEO_VERSION')) {
 return;
 }
 add_filter(Tools::ILJ_FILTER_MENUPAGE_TOOLS_KEYWORD_IMPORT_POST, function ($keyword_import_source) {
 $import_source = array('title' => __('Yoast focus keywords', 'internal-links'), 'class' => 'yoast-seo');
 $keyword_import_source[] = $import_source;
 return $keyword_import_source;
 });
 add_filter(Tools::ILJ_FILTER_MENUPAGE_TOOLS_KEYWORD_IMPORT_TERM, function ($keyword_import_source) {
 $import_source = array('title' => __('Yoast focus keywords', 'internal-links'), 'class' => 'yoast-seo');
 $keyword_import_source[] = $import_source;
 return $keyword_import_source;
 });
 }
 /**
 * Responsible for handling RankMath integration
 *
 * @static
 * @since 1.2.0
 *
 * @return void
 */
 protected static function enableRankMath()
 {
 if (!class_exists('RankMath')) {
 return;
 }
 add_filter(Tools::ILJ_FILTER_MENUPAGE_TOOLS_KEYWORD_IMPORT_POST, function ($keyword_import_source) {
 $import_source = array('title' => __('RankMath focus keywords', 'internal-links'), 'class' => 'rankmath');
 $keyword_import_source[] = $import_source;
 return $keyword_import_source;
 });
 add_filter(Tools::ILJ_FILTER_MENUPAGE_TOOLS_KEYWORD_IMPORT_TERM, function ($keyword_import_source) {
 $import_source = array('title' => __('RankMath focus keywords', 'internal-links'), 'class' => 'rankmath');
 $keyword_import_source[] = $import_source;
 return $keyword_import_source;
 });
 }
 /**
 * Responsible for loading Divi's ET Builder's code
 *
 * @static
 * @since 1.3.12
 */
 public static function enableDivi()
 {
 if (!is_plugin_active('divi-builder/divi-builder.php')) {
 return;
 }
 $index_mode = Options::getOption(\ILJ\Core\Options\IndexGeneration::getKey());
 if (\ILJ\Enumeration\IndexMode::NONE != $index_mode && \ILJ\Enumeration\IndexMode::AUTOMATIC != $index_mode) {
 return;
 }
 add_action('builder_compat', function () {
 if (!did_action('et_builder_ready')) {
 require_once ET_BUILDER_DIR . 'class-et-builder-value.php';
 require_once ET_BUILDER_DIR . 'ab-testing.php';
 require_once ET_BUILDER_DIR . 'class-et-builder-element.php';
 require_once ET_BUILDER_DIR . 'class-et-global-settings.php';
 require_once ET_BUILDER_DIR . 'framework.php';
 require_once ET_BUILDER_DIR . 'class-et-builder-settings.php';
 et_builder_init_global_settings();
 et_builder_add_main_elements();
 et_builder_settings_init();
 }
 }, 10);
 }
 /**
 * The below method iteratively search for `content` key, when the content is string, it gets
 * concatenated to single string which is used for building index.
 *
 * @param array $items
 *
 * @return string
 */
 private static function extract_content_from_field($items)
 {
 $content = '';
 $queue = $items;
 while ($queue) {
 $items = array_shift($queue);
 if (wp_is_numeric_array($items)) {
 $queue = array_merge($queue, $items);
 } elseif (is_array($items)) {
 foreach ($items as $key => $value) {
 if ('content' === $key || is_array($value)) {
 $queue[] = $value;
 }
 }
 } elseif (is_string($items)) {
 $content .= wpautop($items);
 }
 }
 return $content;
 }
 /**
 * Check if ACF is enabled
 *
 * @return void
 */
 protected static function enableACF()
 {
 if (!class_exists('ACF')) {
 return;
 }
 add_filter(CustomFieldsToLinkPost::ILJ_ACF_HINT_FILTER_POST, function ($hint) {
 $hint = " &#8505; " . __('You can select the fields created by ACF for posts here', 'internal-links') . '';
 return $hint;
 }, 10, 1);
 add_filter(CustomFieldsToLinkTerm::ILJ_ACF_HINT_FILTER_TERM, function ($hint) {
 $hint = " &#8505; " . __('You can select the fields created by ACF for terms here', 'internal-links') . '';
 return $hint;
 }, 10, 1);
 add_action(CustomFieldsToLinkPost::ILJ_ACTION_ADD_PRO_FEATURES, function () {
 ?>
				<li><?php 
 esc_html_e('Full power of ACF', 'internal-links');
 ?>: <?php 
 esc_html_e('Configure custom fields from ACF and enable automatic linking in your custom created content.', 'internal-links');
 ?></li>
				<?php 
 }, 20);
 }
}