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@ramseyp
Created April 17, 2012 03:54
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Allow choosing of a custom menu and saving that value as postmeta
<?php
/**
* Show custom menus as select list
* For use with CMB for WP: https://github.com/jaredatch/Custom-Metaboxes-and-Fields-for-WordPress/wiki/Adding-your-own-field-types
* @author Travis Northcutt
* @link https://gist.github.com/2284508
*
* @param array $field
* @param string $meta
*
*/
add_action( 'cmb_render_custom_menu', 'ba_cmb_render_custom_menu', 10, 2 );
function ba_cmb_render_custom_menu( $field, $meta ) {
$menus = get_terms( 'nav_menu', array( 'hide_empty' => false ) );
if ( !$menus ) {
echo '<p>'. sprintf( __('No menus have been created yet. <a href="%s">Create some</a>.'), admin_url('nav-menus.php') ) .'</p>';
return;
}
echo '<select name="', $field['id'], '" id="', $field['id'], '">';
echo '<option value="">None</option>';
foreach ( $menus as $menu ) {
echo '<option value="', $menu->term_id, '"', $meta == $menu->term_id ? ' selected="selected"' : '', '>', $menu->name, '</option>';
}
echo '</select>';
echo '<p class="cmb_metabox_description">', $field['desc'], '</p>';
}
/**
* Add filter to make the newly defined custom_menu meta field work with CMB for WP
* forked from Travis Northcutt's gist: https://gist.github.com/2284508
* @author Pat Ramsey
*
* 'type' is set to the latter part of the cmb_render_ action created above. In this case 'custom_menu'
*
*/
add_filter( 'cmb_meta_boxes', 's25_menu_meta_boxes' );
function s25_menu_meta_boxes( $meta_boxes ) {
$meta_boxes[] = array (
'id' => 's25_menu_box',
'title' => 'Custom Menu',
'pages' => array ( 'page' ),
'context' => 'normal',
'priority' => 'high',
'show_names' => true, // Show field names on the left
'fields' => array (
array (
'name' => 'Custom Menu',
'id' => 's25_custom_menu',
'type' => 'custom_menu',
'desc' => 'Invalid email addresses will be wiped out.'
)
)
);
return $meta_boxes;
}
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