CAMPOS EXTRA AUTORES WP

// CAMPOS TWITTER, FACEBOOK,SITIO PERSONAL AUTORES
add_action( 'show_user_profile', 'extra_user_profile_fields' );
add_action( 'edit_user_profile', 'extra_user_profile_fields' );
function extra_user_profile_fields( $user ) { ?>
<h3><?php _e("Campos adicionales", "blank"); ?></h3>
<table class="form-table">
<tr>
<th><label for="url-facebook"><?php _e("Facebook"); ?></label></th>
<td>
<input type="text" name="url-facebook" id="url-facebook"
value="<?php echo esc_attr( get_the_author_meta( 'url-facebook', $user->ID ) ); ?>"
class="regular-text" /><br />
<span class="description">
<?php _e("Inserta tu direccion de Facebook"); ?></span>
</td>
</tr>
</table>
<table class="form-table">
<tr>
<th><label for="url-twitter"><?php _e("Twitter"); ?></label></th>
<td>
<input type="text" name="url-twitter" id="url-twitter"
value="<?php echo esc_attr( get_the_author_meta( 'url-twitter', $user->ID ) ); ?>"
class="regular-text" /><br />
<span class="description">
<?php _e("Inserta tu direccion o nombre de cuenta de Twitter"); ?></span>
</td>
</tr>
</table>
<table class="form-table">
<tr>
<th><label for="url-flickr"><?php _e("Flickr"); ?></label></th>
<td>
<input type="text" name="url-flickr" id="url-flickr"
value="<?php echo esc_attr( get_the_author_meta( 'url-flickr', $user->ID ) ); ?>"
class="regular-text" /><br />
<span class="description">
<?php _e("Inserta tu direccion de Flickr"); ?></span>
</td>
</tr>
</table>
<?php }
//Este bloque actualiza el campo al guardar los cambios
add_action( 'personal_options_update', 'save_extra_user_profile_fields' );
add_action( 'edit_user_profile_update', 'save_extra_user_profile_fields' );
function save_extra_user_profile_fields( $user_id ) {
if ( !current_user_can( 'edit_user', $user_id ) ) { return false; }
// Actualizamos cada campo adicional con su ID
update_usermeta( $user_id, 'url-facebook', $_POST['url-facebook'] );
update_usermeta( $user_id, 'url-twitter', $_POST['url-twitter'] );
update_usermeta( $user_id, 'url-flickr', $_POST['url-flickr'] );
}