<?php
/**
 * patTemplate-function for to add JavaScript
 *
 * $Id$
 *
 * @package Wombat
 * @subpackage patTemplate
 * @author gERD Schaufelberger <gerd@php-tools.net>
 */

WBClass::load('WBHtml_JS');

/**
 * Add JavaScript
 *
 * This is a simple interface to WBHTML_JS
 *
 * @version 0.3.0
 * @package Wombat
 * @subpackage patTemplate
 */
class patTemplate_Function_Script extends patTemplate_Function
{
    /**
     * name of the function
     * @access   private
     * @var      string
     */
    public $_name  =   'Script';

    /**
     * tell that this function has to be executed during runtime
     * @var string
     */
    public $_type = PATTEMPLATE_FUNCTION_RUNTIME;

    /**
     * call the function
     *
     * @param array $params parameters of the function (= attributes of the tag)
     * @param string $content inside tag
     * @return string content to insert into the template
     */
    public function call( $params, $content )
    {
        // nothing to do
        if (empty($content)) {
            return '';
        }

        if (!isset ($params['area'])){
            $params['area'] =   'include';
        }

        $area   =   WBHtml_JS::AREA_INCLUDE;
        switch (strtolower($params['area'])) {
            case 'onload':
                WBHtml_JS::add($content, WBHtml_JS::AREA_ONLOAD);
                return '';
                break;

            case 'code':
                return sprintf(WBHtml_JS::FMT_CODE, $content);
                break;

            case 'foot':
                WBHtml_JS::add($content, WBHtml_JS::AREA_FOOT);
                return '';
                break;

            case 'script':
                $area   =   WBHtml_JS::AREA_INCLUDE_SCRIPT;
                break;

            case 'defer':
                $area   =   WBHtml_JS::AREA_INCLUDE_DEFER;
                break;

            case 'include':
            default:
                break;
        }

        $content    =   str_replace('.', '/', $content);
        $content    =   trim($content, '/');
        WBHtml_JS::add($content, $area);
        return '';
    }
}