lang_integration = $lang_integration; } public function register_feature() { ep_register_feature( 'wpml_integration', array( 'title' => __( 'Integration WPML with ElasticPress', 'sitepress' ), 'setup_cb' => array( $this, 'set_up' ), 'feature_box_summary_cb' => array( $this, 'box_summary' ), 'feature_box_long_cb' => array( $this, 'box_description_long' ), 'requires_install_reindex' => false, ) ); } public function set_up() { add_filter( 'ep_post_sync_args', array( $this->lang_integration, 'add_lang_info' ), 10, 2 ); add_filter( 'ep_search_args', array( $this->lang_integration, 'filter_by_lang' ), 10, 1 ); } public function box_summary() { $content = esc_html__( 'Integration WPML with ElasticPress', 'sitepress' ); echo '
' . $content . '
'; } public function box_description_long() { $content = esc_html__( 'This allows to search for content in a specific language only.', 'sitepress' ); echo '' . $content . '
'; } }