我跟着this excellent tutorial 贾斯汀·塔洛克制作。

我无法更新配置文件，它不会保存到用户配置文件：

add_action( \'init\', \'create_profession_tax\' );
$post_type = get_post_type();
function create_profession_tax() {
    register_taxonomy(
        \'profession\',
        \'$post_type\',
        array(
            \'label\' => __( \'Profession\' ),
            \'rewrite\' => array( \'slug\' => \'profession\' ),
            \'hierarchical\' => true,
        )
    );
}


function my_update_profession_count( $terms, $taxonomy ) {
    global $wpdb;

    foreach ( (array) $terms as $term ) {

        $count = $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM $wpdb->term_relationships WHERE term_taxonomy_id = %d", $term ) );

        do_action( \'edit_term_taxonomy\', $term, $taxonomy );
        $wpdb->update( $wpdb->term_taxonomy, compact( \'count\' ), array( \'term_taxonomy_id\' => $term ) );
        do_action( \'edited_term_taxonomy\', $term, $taxonomy );
    }
}

/* Adds the taxonomy page in the admin. */
add_action( \'admin_menu\', \'my_add_profession_admin_page\' );


function my_add_profession_admin_page() {

    $tax = get_taxonomy( \'profession\' );

    add_users_page(
        esc_attr( $tax->labels->menu_name ),
        esc_attr( $tax->labels->menu_name ),
        $tax->cap->manage_terms,
        \'edit-tags.php?taxonomy=\' . $tax->name
    );
}



/* Create custom columns for the manage profession page. */
add_filter( \'manage_edit-profession_columns\', \'my_manage_profession_user_column\' );


function my_manage_profession_user_column( $columns ) {

    unset( $columns[\'posts\'] );

    $columns[\'users\'] = __( \'Users\' );

    return $columns;
}

/* Customize the output of the custom column on the manage professions page. */
add_action( \'manage_profession_custom_column\', \'my_manage_profession_column\', 10, 3 );


function my_manage_profession_column( $display, $column, $term_id ) {

    if ( \'users\' === $column ) {
        $term = get_term( $term_id, \'profession\' );
        echo $term->count;
    }
}

function my_save_user_profession_terms( $user_id ) {

    $tax = get_taxonomy( \'profession\' );

    /* Make sure the current user can edit the user and assign terms before proceeding. */
    if ( !current_user_can( \'edit_user\', $user_id ) && current_user_can( $tax->cap->assign_terms ) )
        return false;

    $term = esc_attr( $_POST[\'profession\'] );

    /* Sets the terms (we\'re just using a single term) for the user. */
    wp_set_object_terms( $user_id, array( $term ), \'profession\', false);

    clean_object_term_cache( $user_id, \'profession\' );
    update_user_meta( $user_id, \'profession\', $_POST[\'profession\'] );
}

/* Add section to the edit user page in the admin to select profession. */
add_action( \'show_user_profile\', \'my_edit_user_profession_section\' );
add_action( \'edit_user_profile\', \'my_edit_user_profession_section\' );


function my_edit_user_profession_section( $user ) {

$tax = get_taxonomy( \'profession\' );

/* Make sure the user can assign terms of the profession taxonomy before proceeding. */
if ( !current_user_can( $tax->cap->assign_terms ) )
    return;

/* Get the terms of the \'profession\' taxonomy. */
$terms = get_terms( \'profession\', array( \'hide_empty\' => false ) ); ?>

<h3><?php _e( \'Profession\' ); ?></h3>

<table class="form-table">

<tr>
<th><label for="profession"><?php _e( \'Select Profession\' ); ?></label></th>

<td><?php

/* If there are any profession terms, loop through them and display checkboxes. */
if ( !empty( $terms ) ) {

foreach ( $terms as $term ) { ?>
<input type="radio" name="profession" id="profession-<?php echo esc_attr( $term->slug ); ?>" value="<?php echo esc_attr( $term->slug ); ?>" <?php checked( true, is_object_in_term( $user->ID, \'profession\', $term ) ); ?> /> <label for="profession-<?php echo esc_attr( $term->slug ); ?>"><?php echo $term->name; ?></label> <br />
<?php }
}

/* If there are no profession terms, display a message. */
else {
_e( \'There are no professions available.\' );
}

?></td>

</tr>
    <tr><?php echo $term->name; ?>
    </tr>

</table>
<?php }

/* Update the profession terms when the edit user page is updated. */
add_action( \'personal_options_update\', \'my_save_user_profession_terms\' );
add_action( \'edit_user_profile_update\', \'my_save_user_profession_terms\' );