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<?php
/**
* Drop Down Pages
*
* Will return a heirarchical list of pages in a key->value pair.
*
* @since 2.1.0
*
* @param array|string $args Optional. Override default arguments.
* @return string or HTML content, if not displaying.
*/
// include only file
if (!defined('ABSPATH')) {
die('Do not open this file directly.');
}
if (!function_exists('eps_dropdown_pages')) {
function eps_dropdown_pages($args = '')
{
$defaults = array(
'posts_per_page' => -1,
'offset' => 0,
'category' => '',
'orderby' => 'post_title',
'order' => 'DESC',
'include' => '',
'exclude' => '',
'meta_key' => '',
'meta_value' => '',
'post_type' => 'post',
'post_mime_type' => '',
'post_parent' => '',
'post_status' => 'publish',
'suppress_filters' => true,
'depth' => 5
);
$r = wp_parse_args($args, $defaults);
extract($r, EXTR_SKIP);
$pages = get_posts($r);
if (empty($pages)) return array();
return array_flip(eps_walk_page_dropdown_tree($pages, $depth, $r));
}
/**
* Retrieve HTML dropdown (select) content for page list.
*
* @uses Walker_PageDropdown to create HTML dropdown content.
* @since 2.1.0
* @see Walker_PageDropdown::walk() for parameters and return description.
*/
function eps_walk_page_dropdown_tree()
{
$args = func_get_args();
$walker = (empty($args[2]['walker'])) ? new EPS_Walker_PageDropdown : $args[2]['walker'];
return call_user_func_array(array($walker, 'walk'), $args);
}
/**
* Create an array of pages.
*
* @package WordPress
* @since 2.1.0
* @uses Walker
*/
class EPS_Walker_PageDropdown extends Walker
{
var $tree_type = 'page';
var $db_fields = array('parent' => 'post_parent', 'id' => 'ID');
function start_el(&$output, $object, $depth = 0, $args = array(), $current_object_id = 0)
{
if (!is_array($output)) {
$output = array();
}
$pad = str_repeat(' ', $depth * 3);
$output[$object->ID] = $pad . esc_html(apply_filters('list_pages', $object->post_title, $object));
}
}
}