Viewing file:  admin-filters-columns.php (12.59 KB) -rw-r--r--
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<?php
/**
* adds the language column in posts and terms list tables
* manages quick edit and bulk edit as well
*
* @since 1.2
*/
class PLL_Admin_Filters_Columns {
public $links, $model, $filter_lang;
/**
* constructor: setups filters and actions
*
* @since 1.2
*
* @param object $polylang
*/
public function __construct( &$polylang ) {
$this->links = &$polylang->links;
$this->model = &$polylang->model;
$this->filter_lang = &$polylang->filter_lang;
// add the language and translations columns in 'All Posts', 'All Pages' and 'Media library' panels
foreach ( $this->model->get_translated_post_types() as $type ) {
// use the latest filter late as some plugins purely overwrite what's done by others :(
// specific case for media
add_filter( 'manage_'. ( 'attachment' == $type ? 'upload' : 'edit-'. $type ) .'_columns', array( $this, 'add_post_column' ), 100 );
add_action( 'manage_'. ( 'attachment' == $type ? 'media' : $type .'_posts' ) .'_custom_column', array( $this, 'post_column' ), 10, 2 );
}
// quick edit and bulk edit
add_filter( 'quick_edit_custom_box', array( $this, 'quick_edit_custom_box' ), 10, 2 );
add_filter( 'bulk_edit_custom_box', array( $this, 'quick_edit_custom_box' ), 10, 2 );
// adds the language column in the 'Categories' and 'Post Tags' tables
foreach ( $this->model->get_translated_taxonomies() as $tax ) {
add_filter( 'manage_edit-'.$tax.'_columns', array( $this, 'add_term_column' ) );
add_filter( 'manage_'.$tax.'_custom_column', array( $this, 'term_column' ), 10, 3 );
}
// ajax responses to update list table rows
add_action( 'wp_ajax_pll_update_post_rows', array( $this, 'ajax_update_post_rows' ) );
add_action( 'wp_ajax_pll_update_term_rows', array( $this, 'ajax_update_term_rows' ) );
}
/**
* adds languages and translations columns in posts, pages, media, categories and tags tables
*
* @since 0.8.2
*
* @param array $columns list of table columns
* @param string $before the column before which we want to add our languages
* @return array modified list of columns
*/
protected function add_column( $columns, $before ) {
if ( $n = array_search( $before, array_keys( $columns ) ) ) {
$end = array_slice( $columns, $n );
$columns = array_slice( $columns, 0, $n );
}
foreach ( $this->model->get_languages_list() as $language ) {
// don't add the column for the filtered language
if ( empty( $this->filter_lang ) || $language->slug != $this->filter_lang->slug ) {
$columns[ 'language_'.$language->slug ] = $language->flag ? $language->flag . '<span class="screen-reader-text">' . esc_html( $language->name ) . '</span>' : esc_html( $language->slug );
}
}
return isset( $end ) ? array_merge( $columns, $end ) : $columns;
}
/**
* returns the first language column in the posts, pages and media library tables
*
* @since 0.9
*
* @return string first language column name
*/
protected function get_first_language_column() {
foreach ( $this->model->get_languages_list() as $language ) {
if ( empty( $this->filter_lang ) || $language->slug != $this->filter_lang->slug ) {
$columns[] = 'language_' . $language->slug;
}
}
return empty( $columns ) ? '' : reset( $columns );
}
/**
* adds the language and translations columns ( before the comments column ) in the posts, pages and media library tables
*
* @since 0.1
*
* @param array $columns list of posts table columns
* @return array modified list of columns
*/
function add_post_column( $columns ) {
return $this->add_column( $columns, 'comments' );
}
/**
* fills the language and translations columns in the posts, pages and media library tables
* take care that when doing ajax inline edit, the post may not be updated in database yet
*
* @since 0.1
*
* @param string $column column name
* @param int $post_id
*/
public function post_column( $column, $post_id ) {
$inline = defined( 'DOING_AJAX' ) && isset( $_REQUEST['action'], $_POST['inline_lang_choice'] ) && 'inline-save' === $_REQUEST['action'];
$lang = $inline ? $this->model->get_language( $_POST['inline_lang_choice'] ) : $this->model->post->get_language( $post_id );
if ( false === strpos( $column, 'language_' ) || ! $lang ) {
return;
}
$language = $this->model->get_language( substr( $column, 9 ) );
// hidden field containing the post language for quick edit
if ( $column == $this->get_first_language_column() ) {
printf( '<div class="hidden" id="lang_%d">%s</div>', esc_attr( $post_id ), esc_html( $lang->slug ) );
}
$post_type_object = get_post_type_object( get_post_type( $post_id ) );
// link to edit post ( or a translation )
if ( $id = $this->model->post->get( $post_id, $language ) ) {
// get_edit_post_link returns nothing if the user cannot edit the post
// thanks to Solinx. See http://wordpress.org/support/topic/feature-request-incl-code-check-for-capabilities-in-admin-screens
if ( $link = get_edit_post_link( $id ) ) {
if ( $id === $post_id ) {
$class = 'pll_icon_tick';
/* translators: accessibility text, %s is a native language name */
$s = sprintf( __( 'Edit this item in %s', 'polylang' ), $language->name );
} else {
$class = esc_attr( 'pll_icon_edit translation_' . $id );
/* translators: accessibility text, %s is a native language name */
$s = sprintf( __( 'Edit the translation in %s', 'polylang' ), $language->name );
}
printf(
'<a class="%1$s" title="%2$s" href="%3$s"><span class="screen-reader-text">%4$s</span></a>',
esc_attr( $class ), esc_attr( get_post( $id )->post_title ), esc_url( $link ), esc_html( $s )
);
} elseif ( $id === $post_id ) {
printf(
'<span class="pll_icon_tick"><span class="screen-reader-text">%s</span></span>',
/* translators: accessibility text, %s is a native language name */
esc_html( sprintf( __( 'This item is in %s', 'polylang' ), $language->name ) )
);
}
}
// link to add a new translation
else {
echo $this->links->new_post_translation_link( $post_id, $language );
}
}
/**
* quick edit & bulk edit
*
* @since 0.9
*
* @param string $column column name
* @param string $type either 'edit-tags' for terms list table or post type for posts list table
* @return string unmodified $column
*/
public function quick_edit_custom_box( $column, $type ) {
if ( $column == $this->get_first_language_column() ) {
$elements = $this->model->get_languages_list();
if ( current_filter() == 'bulk_edit_custom_box' ) {
array_unshift( $elements, (object) array( 'slug' => -1, 'name' => __( '— No Change —' ) ) );
}
$dropdown = new PLL_Walker_Dropdown();
// the hidden field 'old_lang' allows to pass the old language to ajax request
printf(
'<fieldset class="inline-edit-col-left">
<div class="inline-edit-col">
<label class="alignleft">
<span class="title">%s</span>
%s
</label>
</div>
</fieldset>',
esc_html__( 'Language', 'polylang' ),
$dropdown->walk( $elements, array( 'name' => 'inline_lang_choice', 'id' => '' ) )
);
}
return $column;
}
/**
* adds the language column ( before the posts column ) in the 'Categories' or 'Post Tags' table
*
* @since 0.1
*
* @param array $columns list of terms table columns
* @return array modified list of columns
*/
public function add_term_column( $columns ) {
return $this->add_column( $columns, 'posts' );
}
/**
* fills the language column in the 'Categories' or 'Post Tags' table
*
* @since 0.1
*
* @param string $out
* @param string $column column name
* @param int term_id
*/
public function term_column( $out, $column, $term_id ) {
$inline = defined( 'DOING_AJAX' ) && isset( $_REQUEST['action'], $_POST['inline_lang_choice'] ) && 'inline-save-tax' === $_REQUEST['action'];
if ( false === strpos( $column, 'language_' ) || ! ( $lang = $inline ? $this->model->get_language( $_POST['inline_lang_choice'] ) : $this->model->term->get_language( $term_id ) ) ) {
return $out;
}
$post_type = isset( $GLOBALS['post_type'] ) ? $GLOBALS['post_type'] : $_REQUEST['post_type']; // 2nd case for quick edit
$taxonomy = isset( $GLOBALS['taxonomy'] ) ? $GLOBALS['taxonomy'] : $_REQUEST['taxonomy'];
if ( ! post_type_exists( $post_type ) || ! taxonomy_exists( $taxonomy ) ) {
return $out;
}
$term_id = (int) $term_id;
$language = $this->model->get_language( substr( $column, 9 ) );
if ( $column == $this->get_first_language_column() ) {
$out = sprintf( '<div class="hidden" id="lang_%d">%s</div>', $term_id, esc_html( $lang->slug ) );
// identify the default categories to disable the language dropdown in js
if ( in_array( get_option( 'default_category' ), $this->model->term->get_translations( $term_id ) ) ) {
$out .= sprintf( '<div class="hidden" id="default_cat_%1$d">%1$d</div>', $term_id );
}
}
// link to edit term ( or a translation )
if ( ( $id = $this->model->term->get( $term_id, $language ) ) && $term = get_term( $id, $taxonomy ) ) {
if ( $link = get_edit_term_link( $id, $taxonomy, $post_type ) ) {
if ( $id === $term_id ) {
$class = 'pll_icon_tick';
/* translators: accessibility text, %s is a native language name */
$s = sprintf( __( 'Edit this item in %s', 'polylang' ), $language->name );
} else {
$class = esc_attr( 'pll_icon_edit translation_' . $id );
/* translators: accessibility text, %s is a native language name */
$s = sprintf( __( 'Edit the translation in %s', 'polylang' ), $language->name );
}
$out .= sprintf(
'<a class="%1$s" title="%2$s" href="%3$s"><span class="screen-reader-text">%4$s</span></a>',
$class, esc_attr( $term->name ), esc_url( $link ), esc_html( $s )
);
} elseif ( $id === $term_id ) {
$out .= printf(
'<span class="pll_icon_tick"><span class="screen-reader-text">%s</span></span>',
/* translators: accessibility text, %s is a native language name */
esc_html( sprintf( __( 'This item is in %s', 'polylang' ), $language->name ) )
);
}
}
// link to add a new translation
else {
$out .= $this->links->new_term_translation_link( $term_id, $taxonomy, $post_type, $language );
}
return $out;
}
/**
* update rows of translated posts when the language is modified in quick edit
*
* @since 1.7
*/
public function ajax_update_post_rows() {
global $wp_list_table;
if ( ! post_type_exists( $post_type = $_POST['post_type'] ) || ! $this->model->is_translated_post_type( $post_type ) ) {
die( 0 );
}
check_ajax_referer( 'inlineeditnonce', '_pll_nonce' );
$x = new WP_Ajax_Response();
$wp_list_table = _get_list_table( 'WP_Posts_List_Table', array( 'screen' => $_POST['screen'] ) );
$translations = empty( $_POST['translations'] ) ? array() : explode( ',', $_POST['translations'] ); // collect old translations
$translations = array_merge( $translations, array( $_POST['post_id'] ) ); // add current post
$translations = array_map( 'intval', $translations );
foreach ( $translations as $post_id ) {
$level = is_post_type_hierarchical( $post_type ) ? count( get_ancestors( $post_id, $post_type ) ) : 0;
if ( $post = get_post( $post_id ) ) {
ob_start();
$wp_list_table->single_row( $post, $level );
$data = ob_get_clean();
$x->add( array( 'what' => 'row', 'data' => $data, 'supplemental' => array( 'post_id' => $post_id ) ) );
}
}
$x->send();
}
/**
* update rows of translated terms when adding / deleting a translation or when the language is modified in quick edit
*
* @since 1.7
*/
public function ajax_update_term_rows() {
global $wp_list_table;
if ( ! taxonomy_exists( $taxonomy = $_POST['taxonomy'] ) || ! $this->model->is_translated_taxonomy( $taxonomy ) ) {
die( 0 );
}
check_ajax_referer( 'pll_language', '_pll_nonce' );
$x = new WP_Ajax_Response();
$wp_list_table = _get_list_table( 'WP_Terms_List_Table', array( 'screen' => $_POST['screen'] ) );
$translations = empty( $_POST['translations'] ) ? array() : explode( ',', $_POST['translations'] ); // collect old translations
$translations = array_merge( $translations, $this->model->term->get_translations( (int) $_POST['term_id'] ) ); // add current translations
$translations = array_unique( $translations ); // remove doublons
$translations = array_map( 'intval', $translations );
foreach ( $translations as $term_id ) {
$level = is_taxonomy_hierarchical( $taxonomy ) ? count( get_ancestors( $term_id, $taxonomy ) ) : 0;
if ( $tag = get_term( $term_id, $taxonomy ) ) {
ob_start();
$wp_list_table->single_row( $tag, $level );
$data = ob_get_clean();
$x->add( array( 'what' => 'row', 'data' => $data, 'supplemental' => array( 'term_id' => $term_id ) ) );
}
}
$x->send();
}
}
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