Created
September 30, 2019 20:11
-
-
Save Basilakis/f2239e760864b2b4d3ec3a382b9558a2 to your computer and use it in GitHub Desktop.
Create Filters to be used over Post Type to short by category(ies)
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
function filter_cars_by_taxonomies( $post_type, $which ) { | |
// Apply this only on a specific post type | |
if ( 'car' !== $post_type ) | |
return; | |
// A list of taxonomy slugs to filter by | |
$taxonomies = array( 'manufacturer', 'model', 'transmission', 'doors', 'color' ); | |
foreach ( $taxonomies as $taxonomy_slug ) { | |
// Retrieve taxonomy data | |
$taxonomy_obj = get_taxonomy( $taxonomy_slug ); | |
$taxonomy_name = $taxonomy_obj->labels->name; | |
// Retrieve taxonomy terms | |
$terms = get_terms( $taxonomy_slug ); | |
// Display filter HTML | |
echo "<select name='{$taxonomy_slug}' id='{$taxonomy_slug}' class='postform'>"; | |
echo '<option value="">' . sprintf( esc_html__( 'Show All %s', 'text_domain' ), $taxonomy_name ) . '</option>'; | |
foreach ( $terms as $term ) { | |
printf( | |
'<option value="%1$s" %2$s>%3$s (%4$s)</option>', | |
$term->slug, | |
( ( isset( $_GET[$taxonomy_slug] ) && ( $_GET[$taxonomy_slug] == $term->slug ) ) ? ' selected="selected"' : '' ), | |
$term->name, | |
$term->count | |
); | |
} | |
echo '</select>'; | |
} | |
} | |
add_action( 'restrict_manage_posts', 'filter_cars_by_taxonomies' , 10, 2); |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment