%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* @package Polylang
*/
/**
* Reads and interprets the file wpml-config.xml
* See http://wpml.org/documentation/support/language-configuration-files/
* The language switcher configuration is not interpreted
*
* @since 1.0
*/
class PLL_WPML_Config {
/**
* Singleton instance
*
* @var PLL_WPML_Config
*/
protected static $instance;
/**
* The content of all read xml files.
*
* @var SimpleXMLElement[]
*/
protected $xmls;
/**
* Constructor
*
* @since 1.0
*/
public function __construct() {
if ( extension_loaded( 'simplexml' ) ) {
$this->init();
}
}
/**
* Access to the single instance of the class
*
* @since 1.7
*
* @return object
*/
public static function instance() {
if ( empty( self::$instance ) ) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Finds the wpml-config.xml files to parse and setup filters
*
* @since 1.0
*
* @return void
*/
public function init() {
$this->xmls = array();
$files = $this->get_files();
if ( ! empty( $files ) ) {
add_filter( 'site_status_test_php_modules', array( $this, 'site_status_test_php_modules' ) ); // Require simplexml in Site health.
// Read all files.
if ( extension_loaded( 'simplexml' ) ) {
foreach ( $files as $context => $file ) {
$xml = simplexml_load_file( $file );
if ( false !== $xml ) {
$this->xmls[ $context ] = $xml;
}
}
}
}
if ( ! empty( $this->xmls ) ) {
add_filter( 'pll_copy_post_metas', array( $this, 'copy_post_metas' ), 20, 2 );
add_filter( 'pll_copy_term_metas', array( $this, 'copy_term_metas' ), 20, 2 );
add_filter( 'pll_get_post_types', array( $this, 'translate_types' ), 10, 2 );
add_filter( 'pll_get_taxonomies', array( $this, 'translate_taxonomies' ), 10, 2 );
foreach ( $this->xmls as $context => $xml ) {
$keys = $xml->xpath( 'admin-texts/key' );
if ( is_array( $keys ) ) {
foreach ( $keys as $key ) {
$attributes = $key->attributes();
$name = (string) $attributes['name'];
if ( false !== strpos( $name, '*' ) ) {
$pattern = '#^' . str_replace( '*', '(?:.+)', $name ) . '$#';
$names = preg_grep( $pattern, array_keys( wp_load_alloptions() ) );
if ( is_array( $names ) ) {
foreach ( $names as $_name ) {
$this->register_or_translate_option( $context, $_name, $key );
}
}
} else {
$this->register_or_translate_option( $context, $name, $key );
}
}
}
}
}
}
/**
* Get all wpml-config.xml files in plugins, theme, child theme and Polylang custom directory.
*
* @since 3.1
*
* @return array
*/
protected function get_files() {
$files = array();
// Plugins
// Don't forget sitewide active plugins thanks to Reactorshop http://wordpress.org/support/topic/polylang-and-yoast-seo-plugin/page/2?replies=38#post-4801829
$plugins = ( is_multisite() && $sitewide_plugins = get_site_option( 'active_sitewide_plugins' ) ) && is_array( $sitewide_plugins ) ? array_keys( $sitewide_plugins ) : array();
$plugins = array_merge( $plugins, get_option( 'active_plugins', array() ) );
foreach ( $plugins as $plugin ) {
if ( file_exists( $file = WP_PLUGIN_DIR . '/' . dirname( $plugin ) . '/wpml-config.xml' ) ) {
$files[ dirname( $plugin ) ] = $file;
}
}
// Theme
if ( file_exists( $file = ( $template = get_template_directory() ) . '/wpml-config.xml' ) ) {
$files[ get_template() ] = $file;
}
// Child theme
if ( ( $stylesheet = get_stylesheet_directory() ) !== $template && file_exists( $file = $stylesheet . '/wpml-config.xml' ) ) {
$files[ get_stylesheet() ] = $file;
}
// Custom
if ( file_exists( $file = PLL_LOCAL_DIR . '/wpml-config.xml' ) ) {
$files['Polylang'] = $file;
}
return $files;
}
/**
* Requires the simplexml PHP module when a wpml-config.xml has been found.
*
* @since 3.1
*
* @param array $modules An associative array of modules to test for.
* @return array
*/
public function site_status_test_php_modules( $modules ) {
$modules['simplexml'] = array(
'extension' => 'simplexml',
'required' => true,
);
return $modules;
}
/**
* Adds custom fields to the list of metas to copy when creating a new translation.
*
* @since 1.0
*
* @param string[] $metas The list of custom fields to copy or synchronize.
* @param bool $sync True for sync, false for copy.
* @return string[] The list of custom fields to copy or synchronize.
*/
public function copy_post_metas( $metas, $sync ) {
foreach ( $this->xmls as $xml ) {
$cfs = $xml->xpath( 'custom-fields/custom-field' );
if ( is_array( $cfs ) ) {
foreach ( $cfs as $cf ) {
$attributes = $cf->attributes();
if ( 'copy' == $attributes['action'] || ( ! $sync && in_array( $attributes['action'], array( 'translate', 'copy-once' ) ) ) ) {
$metas[] = (string) $cf;
} else {
$metas = array_diff( $metas, array( (string) $cf ) );
}
}
}
}
return $metas;
}
/**
* Adds term metas to the list of metas to copy when creating a new translation.
*
* @since 2.6
*
* @param string[] $metas The list of term metas to copy or synchronize.
* @param bool $sync True for sync, false for copy.
* @return string[] The list of term metas to copy or synchronize.
*/
public function copy_term_metas( $metas, $sync ) {
foreach ( $this->xmls as $xml ) {
$cfs = $xml->xpath( 'custom-term-fields/custom-term-field' );
if ( is_array( $cfs ) ) {
foreach ( $cfs as $cf ) {
$attributes = $cf->attributes();
if ( 'copy' == $attributes['action'] || ( ! $sync && in_array( $attributes['action'], array( 'translate', 'copy-once' ) ) ) ) {
$metas[] = (string) $cf;
} else {
$metas = array_diff( $metas, array( (string) $cf ) );
}
}
}
}
return $metas;
}
/**
* Language and translation management for custom post types.
*
* @since 1.0
*
* @param string[] $types The list of post type names for which Polylang manages language and translations.
* @param bool $hide True when displaying the list in Polylang settings.
* @return string[] The list of post type names for which Polylang manages language and translations.
*/
public function translate_types( $types, $hide ) {
foreach ( $this->xmls as $xml ) {
$pts = $xml->xpath( 'custom-types/custom-type' );
if ( is_array( $pts ) ) {
foreach ( $pts as $pt ) {
$attributes = $pt->attributes();
if ( 1 == $attributes['translate'] && ! $hide ) {
$types[ (string) $pt ] = (string) $pt;
} else {
unset( $types[ (string) $pt ] ); // The theme/plugin author decided what to do with the post type so don't allow the user to change this
}
}
}
}
return $types;
}
/**
* Language and translation management for custom taxonomies.
*
* @since 1.0
*
* @param string[] $taxonomies The list of taxonomy names for which Polylang manages language and translations.
* @param bool $hide True when displaying the list in Polylang settings.
* @return string[] The list of taxonomy names for which Polylang manages language and translations.
*/
public function translate_taxonomies( $taxonomies, $hide ) {
foreach ( $this->xmls as $xml ) {
$taxos = $xml->xpath( 'taxonomies/taxonomy' );
if ( is_array( $taxos ) ) {
foreach ( $taxos as $tax ) {
$attributes = $tax->attributes();
if ( 1 == $attributes['translate'] && ! $hide ) {
$taxonomies[ (string) $tax ] = (string) $tax;
} else {
unset( $taxonomies[ (string) $tax ] ); // the theme/plugin author decided what to do with the taxonomy so don't allow the user to change this
}
}
}
}
return $taxonomies;
}
/**
* Registers or translates the strings for an option
*
* @since 2.8
*
* @param string $context The group in which the strings will be registered.
* @param string $name Option name.
* @param object $key XML node.
* @return void
*/
protected function register_or_translate_option( $context, $name, $key ) {
$option_keys = $this->xml_to_array( $key );
new PLL_Translate_Option( $name, reset( $option_keys ), array( 'context' => $context ) );
}
/**
* Recursively transforms xml nodes to an array, ready for PLL_Translate_Option.
*
* @since 2.9
*
* @param object $key XML node.
* @param array $arr Array of option keys to translate.
* @return array
*/
protected function xml_to_array( $key, &$arr = array() ) {
$attributes = $key->attributes();
$name = (string) $attributes['name'];
$children = $key->children();
if ( count( $children ) ) {
foreach ( $children as $child ) {
$arr[ $name ] = $this->xml_to_array( $child, $arr[ $name ] );
}
} else {
$arr[ $name ] = true; // Multiline as in WPML.
}
return $arr;
}
}
Zerion Mini Shell 1.0