wp-admin/includes/meta-boxes.php:635Displays post categories form fields.
$postWP_Post$boxarray$idstring
$titlestring
$callbackcallable
$argsarray
$taxonomystringdefault: 'category'. }
One hook fires while post_categories_meta_box() runs, in this order:
Filters the arguments for the taxonomy parent dropdown on the Post Edit page.
function post_categories_meta_box( $post, $box ) { $defaults = array( 'taxonomy' => 'category' ); if ( ! isset( $box['args'] ) || ! is_array( $box['args'] ) ) { $args = array(); } else { $args = $box['args']; } $parsed_args = wp_parse_args( $args, $defaults ); $tax_name = esc_attr( $parsed_args['taxonomy'] ); $taxonomy = get_taxonomy( $parsed_args['taxonomy'] ); ?> <div id="taxonomy-<?php echo $tax_name; ?>" class="categorydiv"> <ul id="<?php echo $tax_name; ?>-tabs" class="category-tabs"> <li class="tabs"><a href="#<?php echo $tax_name; ?>-all"><?php echo $taxonomy->labels->all_items; ?></a></li> <li class="hide-if-no-js"><a href="#<?php echo $tax_name; ?>-pop"><?php echo esc_html( $taxonomy->labels->most_used ); ?></a></li> </ul> <div id="<?php echo $tax_name; ?>-pop" class="tabs-panel" style="display: none;"> <ul id="<?php echo $tax_name; ?>checklist-pop" class="categorychecklist form-no-clear" > <?php $popular_ids = wp_popular_terms_checklist( $tax_name ); ?> </ul> </div> <div id="<?php echo $tax_name; ?>-all" class="tabs-panel"> <?php $name = ( 'category' === $tax_name ) ? 'post_category' : 'tax_input[' . $tax_name . ']'; // Allows for an empty term set to be sent. 0 is an invalid term ID and will be ignored by empty() checks. echo "<input type='hidden' name='{$name}[]' value='0' />"; ?> <ul id="<?php echo $tax_name; ?>checklist" data-wp-lists="list:<?php echo $tax_name; ?>" class="categorychecklist form-no-clear"> <?php wp_terms_checklist( $post->ID, array( 'taxonomy' => $tax_name, 'popular_cats' => $popular_ids, ) ); ?> </ul> </div> <?php if ( current_user_can( $taxonomy->cap->edit_terms ) ) : ?> <div id="<?php echo $tax_name; ?>-adder" class="wp-hidden-children"> <a id="<?php echo $tax_name; ?>-add-toggle" href="#<?php echo $tax_name; ?>-add" class="hide-if-no-js taxonomy-add-new"> <?php /* translators: %s: Add New taxonomy label. */ printf( __( '+ %s' ), $taxonomy->labels->add_new_item ); ?> </a> <p id="<?php echo $tax_name; ?>-add" class="category-add wp-hidden-child"> <label class="screen-reader-text" for="new<?php echo $tax_name; ?>"><?php echo $taxonomy->labels->add_new_item; ?></label> <input type="text" name="new<?php echo $tax_name; ?>" id="new<?php echo $tax_name; ?>" class="form-required form-input-tip" value="<?php echo esc_attr( $taxonomy->labels->new_item_name ); ?>" aria-required="true" /> <label class="screen-reader-text" for="new<?php echo $tax_name; ?>_parent"> <?php echo $taxonomy->labels->parent_item_colon; ?> </label> <?php $parent_dropdown_args = array( 'taxonomy' => $tax_name, 'hide_empty' => 0, 'name' => 'new' . $tax_name . '_parent', 'orderby' => 'name', 'hierarchical' => 1, 'show_option_none' => '— ' . $taxonomy->labels->parent_item . ' —', ); /** * Filters the arguments for the taxonomy parent dropdown on the Post Edit page. * * @since 4.4.0 * * @param array $parent_dropdown_args { * Optional. Array of arguments to generate parent dropdown. * * @type string $taxonomy Name of the taxonomy to retrieve. * @type bool $hide_if_empty True to skip generating markup if no * categories are found. Default 0. * @type string $name Value for the 'name' attribute * of the select element. * Default "new{$tax_name}_parent". * @type string $orderby Which column to use for orderingIntroduced in 2.6.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-admin/includes/meta-boxes.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.