<?php
/**
 * Content component: ITS_Editor
 *
 * $Id$
 *
 * Incident Ticket System
 *
 * @author gERD Schaufelberger <gerd@php-tools.net>
 * @license PHP License
 * @package WB
 * @subpackage content
 */

/**
 * Load classes
 */
WBClass::load('WBContent'
, 'WBContent_ITS'
, 'WBITS');

/**
 * Content component: ITS_Editor
 *
 * @version 1.2.0
 * @package WB
 * @subpackage content
 */
class WBContent_ITS_Editor extends WBContent_ITS
{
    /**
     * Parameter list
     * - action either "edit", "add", "list"
     * - requiredgroup (tableeditor)
     * - requiredgroupmanager (tableadmin)
     * - alloweditmyticket (0) whether to allow editing tickets assigned to me even if not in requiredgroup
     * - searchfields (array()) list of columns that are allowed to search in using LIKE
     * - limit
     * - order optional order by
     * @var array
     */
    protected $config = array(
            'action'                =>  'list',
            'requiredgroup'         =>  'its-staff',
            'requiredgroupmanager'  =>  'its-master',
            'alloweditmyticket'     =>  0,
            'alloweditmyticketedit' =>  array(
                                            'status',
                                            'title',
                                            'blurb',
                                            'comment'
                                            ),
            'namespace'             =>  '',
            'goto'                  =>  1,
            'searchfields'          =>  array('title', 'blurb'),
            'limit'                 =>  10,
            'order'                 =>  ''
        );

    /**
     * run
     *
     * run component
     *
     * @return array parameter list
     */
    public function run()
    {
        if (!$this->isUserInGroup($this->config['requiredgroup'])) {
            if (0 < intval($this->config['alloweditmyticket']) && $this->user->isAuthenticated()) {
                $clause     =   array();
                $clause[]   =   array(
                                    'field' =>  'assigneduid',
                                    'value' =>  $this->user->getId()
                                    );
                $this->its->setClause($clause);
            }
            else {
                $this->loadTemplates('anon');
                return $this->config;
            }
        }

        $this->runAction();
        return $this->config;
    }

    /**
     * Run Ticket Action
     *
     * @return array
     */
    protected function runAction()
    {
        $this->its->initFilter($this->config['searchfields'], $this->req);
        switch ($this->config['action']) {

            // create shipping label for customer
            case 'downloadshippinglabel':
                break;

            // create label to tag box
            case 'downloadlabel':
                break;

            case 'downloadlist':
                $this->downloadlist();
                break;

            case 'edit':
            case 'add':
                if (!$this->editTicket()) {
                    break;
                }

            default:
            case 'list':
                $this->listTickets();
                break;

        }

        return $this->config;
    }

    /**
     * Show form to edit ticket
     *
     * @return bool true if ticket was saved, false to display form
     */
    private function editTicket()
    {
        $save   =   $this->req->get('save', '');
        $this->ticket   =   $this->its->loadByObscureId($this->req->get('obscureid', ''));

        // normal edit stuff
        if ($this->ticket->isPregen()) {
            $this->tmpl->addGlobalVar('pregen', 'pregen:');
        }
        $this->tmpl->addGlobalVar('obscureid', $this->ticket->getObscureId());
        $this->tmpl->addGlobalVar('id', $this->ticket->getId());

        $data   =   $this->ticket->getData();
        if (!isset($data['obscureid'])) {
            $data['obscureid'] =   '';
        }
        $this->addGlobalVars($data);

        $ret    =   $this->processForm('edit', $data);
        if (is_bool($ret)) {
            return $ret;
        }
        return false;
    }

    /**
     * Save ticket data
     *
     * Update ticket data
     *
     * @param patForms $form
     * @param array $values
     * @return bool always false
     */
    public function onEditValid($form, $values)
    {
        if (!empty($this->config['namespace'])) {
            $values['namespace']    =   $this->config['namespace'];
        }

        // handle individual uploads
        if (isset($values['file'])) {
            if (!is_array($values['file'])) {
                $values['file'] =   array($values['file']);
            }

            if (!isset($values['ticketmedia'])) {
                $data                   =   $this->ticket->getData();
                $values['ticketmedia']  =   $data['ticketmedia'];
            }
            $values['ticketmedia']  =   array_merge($values['ticketmedia'], $values['file']);
            unset($values['file']);
        }

        $this->ticket->save($values);
        return false;
    }

    /**
     * List tickets
     *
     * Get pager and fill template with list
     */
    private function listTickets()
    {
        $options    =   array(
                                'limit' =>  $this->config['limit'],
                                'order' =>  $this->config['order']
                            );
        $pager      =   $this->its->getPager(WBITS::PAGER_TYPE_ALL, $options);
        $this->tmpl->addGlobalVars($pager->browse($this->config['goto']), 'pager_');
        $this->loadTemplates('list');
        $this->tmpl->addRows('list_entry', $pager->get());
    }

    private function downloadList()
    {
        $options    =   array(
                                'limit' =>  5,
                                'order' =>  $this->config['order']
                            );
        $pager      =   $this->its->getPager(WBITS::PAGER_TYPE_ALL, $options);

        /** @var WBITS_TicketList_Exporter_Spreadsheet */
        $ex =   WBClass::create('WBITS_TicketList_Exporter_Spreadsheet');
        $config =   $ex->useNamespace($this->config['namespace']);

        $ex->setPager($pager);
        $ex->export();

        $this->downloadFile($ex->realpath(), 'application/vnd.ms-excel', 'tickets-' . gmdate('Y-m-d') . '.xls');
    }

   /**
    * Fetch List of Form Elements
    *
    * @param string name of the xml- and template-filename
    * @return array $elements
    */
    protected function getFormElementList($name)
    {
        $org    =   parent::getFormElementList($name);

        // full access user
        if ($this->isUserInGroup($this->config['requiredgroup'])) {
            return $org;
        }

        $list   =   array();
        foreach ($org as $k => $v) {
            if (in_array($k, $this->config['alloweditmyticketedit'])) {
                $list[$k]   =   $v;
            }
        }
        return $list;
    }
}