<?php
/**
 * Wxml Dialog Module
 *
 * $Id$
 *
 * @author gERD Schaufelberger <gerd@php-tools.net>
 * @license PHP License
 * @package WB
 * @subpackage base
 */

WBClass::load('WBWxml_Dialog');

/**
 * Wxml Dialog Module
 *
 * Table
 *
 * @version 0.1.0
 * @package WB
 * @subpackage base
 */
class WBWxml_Dialog_Tablesheet extends WBWxml_Dialog
{
    /**
     * @var WBDatasource_Table_Sheet
     */
    private $ds;

    /**
     * Construtor
     */
    public function __construct()
    {
        parent::__construct();
        $this->ds   =   WBClass::create('WBDatasource_Table_Sheet');
    }

    private function getDefaultRows()
    {
        $rows   =   array();
        $rows[] =   array(
                            array(
                                    'rowno'     =>  0,
                                    'columnno'  =>  0,
                                    'body'      =>  '',
                                    'class'     =>  ''
                                ),
                            array(
                                    'rowno'     =>  0,
                                    'columnno'  =>  1,
                                    'body'      =>  '',
                                    'class'     =>  ''
                                )
                        );
        $rows[] =   array(
                            array(
                                    'rowno'     =>  1,
                                    'columnno'  =>  0,
                                    'body'      =>  '',
                                    'class'     =>  ''
                                ),
                            array(
                                    'rowno'     =>  1,
                                    'columnno'  =>  1,
                                    'body'      =>  '',
                                    'class'     =>  ''
                                )
                        );
        return $rows;
    }

    /**
     * Start dialog using default values
     *
     */
    public function start()
    {
        $this->value    =   trim($this->value);
        if (empty($this->value)) {
            $this->selectTable();
            return;
        }

        $this->submit();
    }

    /**
     * Select existing table
     *
     * @todo make use of pager
     */
    private function selectTable()
    {
        $pager  =   $this->ds->getPager();
        $info   =   $pager->browse($this->req->get('goto', '__first'));
        $list   =   $pager->get();
        $this->loadTemplates('tablesheet_list');
        $this->tmpl->addGlobalVars($info, 'pager_');
        $this->tmpl->addRows('list_entry', $list);
    }

    /**
     * Submit function
     *
     * Default implementation: process form
     */
    public function submit($values = array())
    {
        $this->setValue($this->req->get('val'));
        if (!$this->req->get('save', false) && '__new' != $this->value) {
            $values =   $this->ds->get($this->value);

            // copy table?
            if ('copytable' == $this->req->get('tableaction')) {
                $values['title']    .=  ' - Kopie';
                $this->setValue('__new');
                $this->req->set('val', '__new');
            }
        }

        $rows   =   $this->ds->getRows();
        if (empty($rows)) {
            $rows   =   $this->getDefaultRows();
        }

        $this->loadTemplates('table');
        foreach ($rows as $r) {
            $this->tmpl->addVars('table_row', $r[0]);
            $this->tmpl->addRows('table_cell', $r);
            $this->tmpl->parseTemplate('table_row', 'a');
            $this->tmpl->clearTemplate('table_cell');
        }

        parent::submit($values);
    }

    /**
     * Form "Tablesheet" validated
     *
     * @param patForms $forn
     * @param array $values
     * @return bool always true - display valid-template
     */
    protected function onTablesheetValid($forn, $values)
    {
        if (empty($this->value)) {
            $this->value    =   '__new';
        }

        $this->setValue($this->ds->set($this->value, $values));

        /** @var $hdl WBMarkup_Handler_Wxml2Xml */
        $hdl    =   WBClass::create( 'WBMarkup_Handler_Wxml2Xml' );
        /** @var $scan  WBMarkup_Scanner */
        $scan   =   WBClass::create( 'WBMarkup_Scanner' );
        $scan->setHandler($hdl);

        $rows   =   $this->req->get('row');
        $save   =   array();
        foreach ($rows as $r) {
            $s  =   array();
            foreach ($r as $v) {
                $scan->scan($v);
                $s[]    =   array(
                                    'class' =>  '',
                                    'body'  =>  $hdl->getParsedContent()
                                    );
            }
            $save[] =   $s;
        }

        $this->ds->setRows($this->value, $save);
        $this->tmpl->addGlobalVars($values);
        return true;
    }
}