<?php

require_once(TOOLKIT . '/class.datasource.php');

Class datasourceget_child_contentpages extends Datasource{

    public $dsParamROOTELEMENT = 'sub-content-pages';

    public function about(){
        return array(
                 'name' => 'Get Child Contentpages',
                 'author' => array(
                        'name' => 'David Hund',
                        'email' => 'david@valuedstandards.com'),
                );
    }

    public function getSource(){
        return '1';
    }

    public function grab(&$param_pool){
        $result = new XMLElement($this->dsParamROOTELEMENT);

        $parentPageId = $this->_env['param']['current-page-id'];

        // Set param: $child-content-pages that contains all handle's of sub-ContentPages
        // We need handles because we use a Pages Field
        // taken from: http://tech.carsonsasser.com/article/how-to-pre-enter-author-data-in-comment-form
        $query = "SELECT handle FROM sym_pages WHERE parent = ".$parentPageId." ORDER BY sortorder ASC";
        $pagechildren = $this->_Parent->Database->fetch( $query );
        $children = array();
        $count = 0;
        foreach($pagechildren as $child){ $children[] = $pagechildren[$count]["handle"]; $count++; }
        $param_pool['child-content-pages'] = $children;

        // OPTIONALLY: Create XML of subpages
        // $query = "SELECT * FROM sym_pages WHERE parent = ".$parentPageId." ORDER BY sortorder ASC";
        // $pagechildren = $this->_Parent->Database->fetch( $query );
        // foreach($pagechildren as $child){
          // $child_node = new XMLElement("page", $child["title"]);
          // $child_node->setAttributeArray(array("handle" => $child["handle"], "id" => $child["id"]));
          // $result->appendChild($child_node);
        // }
        // return $result;
    }
}