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Visar hur du gör adminlistor i WordPress filtrerbara m.a.p. taxonomier
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<?php | |
add_action( 'parse_query', 'wp_parse_query' ); | |
function wg_parse_query( $query ) | |
{ | |
global $typenow, $pagenow; | |
if ( ! is_admin() || $typenow !== 'my_post_type' || $pagenow !== 'edit.php' ) | |
{ | |
// Se till att vi ändrar query:n vid rätt tillfälle | |
return; | |
} | |
$taxonomy_id = 'my-taxonomy'; // Slug för aktuell taxonomi | |
$query_vars = &$query->query_vars; | |
if ( isset( $_GET[ $taxonomy_id ] ) && $_GET[ $taxonomy_id ] !== '0' ) | |
{ | |
// Hämta ut vald term | |
$term = get_term_by( 'id', $_GET[ $taxonomy_id ], $taxonomy_id ); | |
if ( ! is_null( $term ) ) | |
{ | |
// Lägg till en query var för vald term | |
$query_vars[ $taxonomy_id ] = $term->slug; | |
} | |
} | |
return $query; | |
} |
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<?php | |
add_action( 'restrict_manage_posts', 'wg_add_taxonomy_dropdown' ) ); | |
function wg_add_taxonomy_dropdown() | |
{ | |
global $typenow; | |
if ( $typenow !== 'my_post_type' ) | |
{ | |
// Vi vill bara lägga till dropdown för rätt posttyp | |
return; | |
} | |
$taxonomy_id = 'my-taxonomy'; // Slug för aktuell taxonomi | |
$taxonomy = get_taxonomy( $taxonomy_id ); | |
wp_dropdown_categories( | |
array( | |
'show_option_all' => sprintf( __( 'Show all %1$s' ), $taxonomy->label ), | |
'taxonomy' => $taxonomy_id, | |
'name' => $taxonomy_id, | |
'orderby' => 'name', | |
'hierarchical' => true, | |
'hide_empty' => true, | |
'selected' => isset( $_GET[ $taxonomy_id ] ) ? $_GET[ $taxonomy_id ] : 0, | |
'hide_if_empty' => true, | |
) | |
); | |
} |
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