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

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

/**
 * Content component: ITS_Ticket
 *
 * @version 1.0.0
 * @package WB
 * @subpackage content
 */
class WBContent_ITS_Ticket extends WBContent
{
    /**
     * Parameter list
     * @var array
     */
    protected $config = array(
            'captcha'               =>  'auto',
            'action'                =>  'add',
            'requiredgroup'         =>  '',
            'obscureid'             =>  '',
            'titlebubbleformat'     =>  'Support Ticket: %s',
            'titlebubblenotfound'   =>  'Support Ticket'
        );

    /**
     * Backend
     * @var WBITS
     */
    private $its;

    /**
     * Current ticket
     * @var WBITS_Ticket
     */
    private $ticket;

    /**
     * 2nd constructor
     *
     * Called after configuration was done
     */
    protected function init()
    {
        $parameter  =   array(
                            'tmpl'          =>  $this->tmpl,
                            'tmplDir'       =>  $this->config['tmplDir'],
                            'req'           =>  $this->req,
                            'formConfigDir' =>  $this->getFormConfigDir()
                            );
        $this->its  =   WBClass::create('WBITS', $parameter);
    }

    /**
     * run
     *
     * run component
     *
     * @return array parameter list
     */
    public function run()
    {
        unset($this->config['__path']);
        $this->tmpl->addGlobalVars($this->config, 'CONFIG_');

        if (!$this->isUserInGroup($this->config['requiredgroup'])) {
            $this->loadTemplates('anon');
            return $this->config;
        }

        switch ($this->config['action']) {
            case 'list':
                $this->listTicket();
                break;

            case 'add':
                $this->processForm('edit');
                break;

            case 'upload':
                $this->processForm('upload');
                break;

            default:
                $this->displayTickets();
                break;
        }

        return $this->config;
    }

    /**
     * List my tickets
     *
     * List tickets where this use account set as customer
     */
    private function listTicket()
    {
        $pager  =   $this->its->getPager(WBITS::PAGER_TYPE_USER);
        $this->tmpl->addGlobalVars($pager->browse($this->config['goto']), 'pager_');
        $this->loadTemplates('list');
        $this->tmpl->addRows('list_entry', $pager->get());
    }

    /**
     * Add Uploaded File to Ticket
     *
     * @param patForms $form
     * @param array $values
     */
    protected function onUploadValid($form, $values)
    {
        $this->ticket   =   WBClass::create('WBITS_Ticket');
        $this->ticket->loadByObscureId($this->config['obscureid']);

        $data   =   $this->ticket->getData();
        $data['ticketmedia'][]    =   $values['file'];
        $save   =   array(
                    'ticketmedia' => $data['ticketmedia']
                );

        // save comment with file
        if (isset($values['filenote'])) {
            $save['comment']    =   $values['filenote'];
        }
        $this->ticket->save($save);

        return true;
    }

    /**
     * Save ticket data
     *
     * Add new ticket
     *
     * @param patForms $form
     * @param array $values
     * @return bool always true
     */
    protected function onEditValid($form, $values)
    {
        if ($this->user->isAuthenticated()) {
            $values['customeruid']  =   $this->user->getId();
        }

        // remove captcha, if set
        if (isset($values['captcha'])) {
            unset($values['captcha']);
        }

        // generate title from blurb
        if (!isset($values['title'])) {
            $blurb  =   $values['blurb'];
            $blurb  =   str_replace('</p>', "</p>\n", $blurb);
            $blurb  =   strip_tags($blurb);
            $blurb  =   str_replace('&nbsp;', ' ', $blurb);
            $blurb  =   trim($blurb);
            $blurb  =   array_map('trim', explode("\n", $blurb));
            foreach ($blurb as $title) {
                $title  =   trim($title);
                if (5 > strlen($title)) {
                    continue;
                }
                $values['title']    =   $title;
                break;
            }
        }

        $this->ticket   =   WBClass::create('WBITS_Ticket');
        $this->ticket->save($values);
        return true;
    }

    /**
     * List tickets
     *
     * Get pager and fill template with list
     */
    private function displayTickets()
    {
        $this->loadTemplates('display');

        $this->ticket =   $this->its->loadByObscureId($this->config['obscureid']);
        $oid    =   $this->ticket->getObscureId();
        if (empty($oid)) {
            $this->bubbles['title'] =   $this->config['titlebubblenotfound'];
            return;
        }

        $data   =   $this->ticket->getData();
        $this->bubbles['title'] =   sprintf($this->config['titlebubbleformat'], $data['title']);

        $tmplData   =   array();
        foreach ($data as $key => $value) {
            if (is_scalar($value)) {
                $tmplData[$key]   =   $value;
                continue;
            }
            foreach($value as $k => $v) {
                if (is_scalar($v)) {
                    $tmplData[$key . '_' . $k]   =   $v;
                }
            }
        }
        $this->tmpl->addGlobalVars($tmplData);
        $this->tmpl->addGlobalVar('obscureid', $oid);
        $this->tmpl->addGlobalVar('id', $this->ticket->getId());

    }

   /**
    * Fetch list of form elements
    *
    * Use different file regardless of actual form name.
    *
    * @param string name of form
    * @return array $elements
    */
    protected function getFormElementList($name)
    {
        $list   =   parent::getFormElementList($name);
        if (!in_array($name, array('edit', 'upload'))) {
            return $list;
        }

        // add captcha element in case user is not logged in right now
        if ($this->config['captcha'] == 'auto' && !$this->user->isAuthenticated()) {
            $list['captcha']    =   array(
                                        'type'          =>  'String',
                                        'attributes'    =>  array(
                                                                'title'             =>  patI18n::dgettext('wombat', 'CAPTCHA'),
                                                                'label'             =>  patI18n::dgettext('wombat', 'CAPTCHA'),
                                                                'description'       =>  patI18n::dgettext('wombat', 'Please type in what the picture shows.'),
                                                                'class'             =>  'field captcha',
                                                                'minlength'         =>  3,
                                                                'maxlength'         =>  255,
                                                                ),
                                        'rule' => array('Captcha')
                                    );
        }

        if ('edit' != $name) {
            return $list;
        }

        // copy default values from user data
        if ($this->user->isAuthenticated()) {
            $userData   =   $this->user->getData();

            // name
            if (isset($list['customername'])) {
                $list['customername']['attributes']['default'] =   $userData['forename'] . ' ' . $userData['surname'];
            }

            // e-mail
            if (isset($list['customeremailurlid'])) {
                $dict   =   WBClass::create('WBDictionary_URL');
                $dict->addWord($userData['email']);
                $list['customeremailurlid']['attributes']['default'] =   $dict->getId();
            }

        }
        return $list;
    }

   /**
    * receive output
    *
    * fetch output of this content component
    *
    * @return string
    */
    public function getString()
    {
        return $this->tmpl->getParsedTemplate('snippet');
    }

   /**
    * location of form config
    *
    * Return sub directory where form element definitions are located
    *
    * @return string folder
    */
    protected function getFormConfigDir()
    {
        return strtolower($this->config['tmplDir']);
    }
}