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@mgibbs189 mgibbs189/index.php
Created Oct 9, 2017

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<?php
/*
Plugin Name: FacetWP - Polylang
Description: Polylang support for FacetWP
Version: 1.2.1
Author: FacetWP, LLC
Author URI: https://facetwp.com/
GitHub URI: facetwp/facetwp-polylang
*/
defined( 'ABSPATH' ) or exit;
class FWP_Polylang
{
function __construct() {
add_action( 'init' , array( $this, 'init' ) );
}
/**
* Intialize
*/
function init() {
if ( function_exists( 'FWP' ) && function_exists( 'pll_register_string' ) ) {
add_action( 'wp_footer', array( $this, 'wp_footer' ), 30 );
add_action( 'admin_init', array( $this, 'register_strings' ) );
add_filter( 'facetwp_query_args', array( $this, 'facetwp_query_args' ), 10, 2 );
add_filter( 'facetwp_indexer_query_args', array( $this, 'facetwp_indexer_query_args' ) );
add_filter( 'facetwp_render_params', array( $this, 'support_preloader' ) );
add_filter( 'facetwp_i18n', array( $this, 'facetwp_i18n' ) );
}
else {
add_action( 'admin_notices', array( $this, 'admin_notice' ) );
}
}
/**
* Put the language into FWP_HTTP
*/
function wp_footer() {
if ( function_exists( 'pll_current_language' ) ) {
$lang = pll_current_language();
echo "<script>if ('undefined' != typeof FWP_HTTP) FWP_HTTP.lang = '$lang';</script>";
}
}
/**
* Support FacetWP's preloader (3.0.4+)
*/
function support_preloader( $params ) {
if ( isset( $params['is_preload'] ) && function_exists( 'pll_current_language' ) ) {
$params['http_params']['lang'] = pll_current_language();
}
return $params;
}
/**
* Query posts for the current language
*/
function facetwp_query_args( $args, $class ) {
if ( isset( $class->http_params['lang'] ) ) {
$args['lang'] = $class->http_params['lang'];
}
return $args;
}
/**
* Index all languages
*/
function facetwp_indexer_query_args( $args ) {
$args['lang'] = ''; // query posts in all languages
return $args;
}
/**
* Warn the user that Polylang is inactive
*/
function admin_notice() {
?>
<div class="error">
<p><code>FacetWP - Polylang</code> requires the <a href="<?php echo admin_url(); ?>plugin-install.php?tab=search&s=polylang">Polylang</a> plugin. Please install and/or activate it.</p>
</div>
<?php
}
/**
* Register dynamic strings
*/
function register_strings() {
$facets = FWP()->helper->get_facets();
$whitelist = array( 'label', 'label_any', 'placeholder' );
if ( ! empty( $facets ) ) {
foreach ( $facets as $facet ) {
foreach ( $whitelist as $k ) {
if ( ! empty( $facet[ $k ] ) ) {
pll_register_string( 'FacetWP', $facet[ $k ] );
}
}
}
}
}
/**
* Handle string translations
*/
function facetwp_i18n( $string ) {
$lang = pll_current_language();
$default = pll_default_language();
if ( isset( FWP()->facet->http_params['lang'] ) ) {
$lang = FWP()->facet->http_params['lang'];
}
if ( $lang != $default ) {
return pll_translate_string( $string, $lang );
}
return $string;
}
}
$fwp_polylang = new FWP_Polylang();
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