%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* @package Polylang
*/
/**
* Setups the posts languages and translations model
*
* @since 1.8
*/
class PLL_Translated_Post extends PLL_Translated_Object {
/**
* Constructor.
*
* @since 1.8
*
* @param PLL_Model $model PLL_Model instance.
*/
public function __construct( &$model ) {
// init properties
$this->object_type = null; // For taxonomies
$this->type = 'post'; // For capabilities
$this->tax_language = 'language';
$this->tax_translations = 'post_translations';
$this->tax_tt = 'term_taxonomy_id';
parent::__construct( $model );
// registers completely the language taxonomy
add_action( 'setup_theme', array( $this, 'register_taxonomy' ), 1 );
// setups post types to translate
add_action( 'registered_post_type', array( $this, 'registered_post_type' ) );
// forces updating posts cache
add_action( 'pre_get_posts', array( $this, 'pre_get_posts' ) );
}
/**
* Store the post language in the database.
*
* @since 0.6
*
* @param int $post_id Post id.
* @param int|string|PLL_Language $lang Language (term_id or slug or object).
* @return void
*/
public function set_language( $post_id, $lang ) {
$old_lang = $this->get_language( $post_id );
$old_lang = $old_lang ? $old_lang->slug : '';
$lang = $this->model->get_language( $lang );
$lang = $lang ? $lang->slug : '';
if ( $old_lang !== $lang ) {
wp_set_post_terms( (int) $post_id, $lang, 'language' );
}
}
/**
* Returns the language of a post
*
* @since 0.1
*
* @param int $post_id post id
* @return PLL_Language|false PLL_Language object, false if no language is associated to that post
*/
public function get_language( $post_id ) {
$lang = $this->get_object_term( $post_id, 'language' );
return ( $lang ) ? $this->model->get_language( $lang ) : false;
}
/**
* Deletes a translation.
*
* @since 0.5
*
* @param int $id Post id.
* @return void
*/
public function delete_translation( $id ) {
parent::delete_translation( $id );
wp_set_object_terms( $id, array(), $this->tax_translations );
}
/**
* A join clause to add to sql queries when filtering by language is needed directly in query
*
* @since 1.2
*
* @param string $alias Alias for $wpdb->posts table
* @return string join clause
*/
public function join_clause( $alias = '' ) {
global $wpdb;
if ( empty( $alias ) ) {
$alias = $wpdb->posts;
}
return " INNER JOIN $wpdb->term_relationships AS pll_tr ON pll_tr.object_id = $alias.ID";
}
/**
* Register the language taxonomy
*
* @since 1.2
*
* @return void
*/
public function register_taxonomy() {
register_taxonomy(
'language',
$this->model->get_translated_post_types(),
array(
'labels' => array(
'name' => __( 'Languages', 'polylang' ),
'singular_name' => __( 'Language', 'polylang' ),
'all_items' => __( 'All languages', 'polylang' ),
),
'public' => false,
'show_ui' => false, // hide the taxonomy on admin side, needed for WP 4.4.x
'show_in_nav_menus' => false, // no metabox for nav menus, needed for WP 4.4.x
'publicly_queryable' => true, // since WP 4.5
'query_var' => 'lang',
'rewrite' => $this->model->options['force_lang'] < 2, // no rewrite for domains and sub-domains
'_pll' => true, // polylang taxonomy
)
);
}
/**
* Check if registered post type must be translated
*
* @since 1.2
*
* @param string $post_type post type name
* @return void
*/
public function registered_post_type( $post_type ) {
if ( $this->model->is_translated_post_type( $post_type ) ) {
register_taxonomy_for_object_type( 'language', $post_type );
register_taxonomy_for_object_type( 'post_translations', $post_type );
}
}
/**
* Forces calling 'update_object_term_cache' when querying posts or pages.
* This is especially useful for nav menus with a lot of pages as, without doing this,
* we would have one query per page in the menu to get the page language for the permalink.
*
* @since 1.8
*
* @param WP_Query $query Reference to the query object.
* @return void
*/
public function pre_get_posts( $query ) {
if ( ! empty( $query->query['post_type'] ) && $this->model->is_translated_post_type( $query->query['post_type'] ) ) {
$query->query_vars['update_post_term_cache'] = true;
}
}
/**
* Checks if the current user can read the post
*
* @since 1.5
*
* @param int $post_id Post ID
* @param string $context Optional, 'edit' or 'view', defaults to 'view'.
* @return bool
*/
public function current_user_can_read( $post_id, $context = 'view' ) {
$post = get_post( $post_id );
if ( empty( $post ) ) {
return false;
}
if ( 'inherit' === $post->post_status && $post->post_parent ) {
$post = get_post( $post->post_parent );
if ( empty( $post ) ) {
return false;
}
}
if ( 'inherit' === $post->post_status || in_array( $post->post_status, get_post_stati( array( 'public' => true ) ) ) ) {
return true;
}
// Follow WP practices, which shows links to private posts ( when readable ), but not for draft posts ( ex: get_adjacent_post_link() )
if ( in_array( $post->post_status, get_post_stati( array( 'private' => true ) ) ) ) {
$post_type_object = get_post_type_object( $post->post_type );
$user = wp_get_current_user();
return is_user_logged_in() && ( current_user_can( $post_type_object->cap->read_private_posts ) || $user->ID == $post->post_author ); // Comparison must not be strict!
}
// In edit context, show draft and future posts.
if ( 'edit' === $context ) {
$states = get_post_stati(
array(
'protected' => true,
'show_in_admin_all_list' => true,
)
);
if ( in_array( $post->post_status, $states ) ) {
$user = wp_get_current_user();
return is_user_logged_in() && ( current_user_can( 'edit_posts' ) || $user->ID == $post->post_author ); // Comparison must not be strict!
}
}
return false;
}
/**
* Returns a list of posts in a language ( $lang )
* not translated in another language ( $untranslated_in ).
*
* @since 2.6
*
* @param string $type Post type.
* @param PLL_Language $untranslated_in The language the posts must not be translated in.
* @param PLL_Language $lang Language of the searched posts.
* @param string $search Limit the results to the posts matching this string.
* @return WP_Post[] Array of posts.
*/
public function get_untranslated( $type, $untranslated_in, $lang, $search = '' ) {
$return = array();
// Don't order by title: see https://wordpress.org/support/topic/find-translated-post-when-10-is-not-enough
$args = array(
's' => $search,
'suppress_filters' => 0, // To make the post_fields filter work
'lang' => 0, // Avoid admin language filter
'numberposts' => 20, // Limit to 20 posts
'post_status' => 'any',
'post_type' => $type,
'tax_query' => array(
array(
'taxonomy' => 'language',
'field' => 'term_taxonomy_id', // WP 3.5+
'terms' => $lang->term_taxonomy_id,
),
),
);
/**
* Filter the query args when auto suggesting untranslated posts in the Languages metabox
* This should help plugins to fix some edge cases
*
* @see https://wordpress.org/support/topic/find-translated-post-when-10-is-not-enough
*
* @since 1.7
*
* @param array $args WP_Query arguments
*/
$args = apply_filters( 'pll_ajax_posts_not_translated_args', $args );
$posts = get_posts( $args );
foreach ( $posts as $post ) {
if ( $post instanceof WP_Post && ! $this->get_translation( $post->ID, $untranslated_in ) && $this->current_user_can_read( $post->ID, 'edit' ) ) {
$return[] = $post;
}
}
return $return;
}
}
Zerion Mini Shell 1.0