class.list.php

        return $this->_form;
    }

    function getExtraConfigOptions($source=null) {


        $status_choices = array( 0 => __('System Default'));
        if (($statuses=TicketStatusList::getStatuses(
                        array( 'enabled' => true, 'states' =>
                            array('open')))))
            foreach ($statuses as $s)
                $status_choices[$s->getId()] = $s->getName();


        return array(
            'allowreopen' => new BooleanField(array(
                'label' =>__('Allow Reopen'),
                'default' => isset($source['allowreopen'])
                    ?  $source['allowreopen']: true,
                'id' => 'allowreopen',
                'name' => 'allowreopen',
                'configuration' => array(
                    'desc'=>__('Allow tickets on this status to be reopened by end users'),
                ),
                'visibility' => new VisibilityConstraint(
                    new Q(array('state__eq'=>'closed')),
                    VisibilityConstraint::HIDDEN
                ),
            )),
            'reopenstatus' => new ChoiceField(array(
                'label' => __('Reopen Status'),
                'required' => false,
                'default' => isset($source['reopenstatus'])
                    ? $source['reopenstatus'] : 0,
                'id' => 'reopenstatus',
                'name' => 'reopenstatus',
                'choices' => $status_choices,
                'configuration' => array(
                    'widget' => 'dropdown',
                    'multiselect' =>false
                ),
                'visibility' => new VisibilityConstraint(
                    new Q(array('allowreopen__eq'=> true)),
                    VisibilityConstraint::HIDDEN
                ),
            ))
        );
    }

    function getConfigurationForm($source=null) {

        if (!($form = $this->getForm()))
            return null;

        $config = $this->getConfiguration();
        $form = $form->getForm($source);
        $fields = $form->getFields();
        foreach ($fields as $k => $f) {
            if ($f->get('name') == 'state' //TODO: check if editable.
                    && ($extras=$this->getExtraConfigOptions($source))) {
                foreach ($extras as $extra) {
                    $extra->setForm($form);
                    $fields->insert(++$k, $extra);
                }
                break;
            }
        }

        if (!$source && $config) {
            foreach ($fields as $f) {
                $name = $f->get('id');
                if (isset($config[$name]))
                    $f->value = $f->to_php($config[$name]);
                else if ($f->get('default'))
                    $f->value = $f->get('default');
            }
        }

        return $form;
    }

    function isEnabled() {
        return $this->hasFlag('mode', self::ENABLED);
    }

    function isReopenable() {

        if (strcasecmp($this->get('state'), 'closed'))
            return true;

        if (($c=$this->getConfiguration())
                && $c['allowreopen']
                && isset($c['reopenstatus']))
            return true;

        return false;
    }

    function getReopenStatus() {
        global $cfg;

        $status = null;
        if ($this->isReopenable()
                && ($c = $this->getConfiguration())
                && isset($c['reopenstatus']))
            $status = TicketStatus::lookup(
                    $c['reopenstatus'] ?: $cfg->getDefaultTicketStatusId());

        return ($status
                && !strcasecmp($status->getState(), 'open'))
            ?  $status : null;
    }

    function enable() {

        // Ticket status without properties cannot be enabled!
        if (!$this->isEnableable())
            return false;

        return $this->setFlag('mode', self::ENABLED);
    }

    function disable() {
        return (!$this->isInternal()
                && !$this->isDefault()
                && $this->clearFlag('mode', self::ENABLED));
    }

    function isDefault() {
        global $cfg;

        return ($cfg
                && $cfg->getDefaultTicketStatusId() == $this->getId());
    }

    function isEnableable() {
        return ($this->getState());
    }

    function isDisableable() {
        return !($this->isInternal() || $this->isDefault());
    }

    function isDeletable() {

        return !($this->isInternal()
                || $this->isDefault()
                || $this->getNumTickets());
    }

    function isInternal() {
        return ($this->isDefault()
                || $this->hasFlag('mode', self::INTERNAL));
    }


    function getNumTickets() {
        return $this->tickets->count();
    }

    function getId() {
        return $this->get('id');
    }

    function getName() {
        return $this->get('name');
    }

    function getState() {
        return $this->get('state');
    }

    function getValue() {
        return $this->getName();
    }
    function getLocalName() {
        return $this->getLocal('value', $this->getName());
    }

    function getAbbrev() {
        return '';
    }

    function getSortOrder() {
        return $this->get('sort');
    }

    private function getProperties() {

        if (!isset($this->_properties)) {
            $this->_properties = $this->get('properties');
            if (is_string($this->_properties))
                $this->_properties = JsonDataParser::parse($this->_properties);
            elseif (!$this->_properties)
                $this->_properties = array();
        }

        return $this->_properties;
    }

    function getTranslateTag($subtag) {
        return _H(sprintf('status.%s.%s', $subtag, $this->id));
    }
    function getLocal($subtag, $default) {
        $tag = $this->getTranslateTag($subtag);
        $T = CustomDataTranslation::translate($tag);
        return $T != $tag ? $T : $default;
    }
    static function getLocalById($id, $subtag, $default) {
        $tag = _H(sprintf('status.%s.%s', $subtag, $id));
        $T = CustomDataTranslation::translate($tag);
        return $T != $tag ? $T : $default;
    }

    // TemplateVariable interface
    static function getVarScope() {
        $base = array(
            'name' => __('Status label'),
            'state' => __('State name (e.g. open or closed)'),
        );
        return $base;
    }

    function getConfiguration() {

        if (!$this->_settings) {
            $this->_settings = $this->getProperties();
            if (!$this->_settings)
                $this->_settings = array();

            if ($this->getForm()) {
                foreach ($this->getForm()->getFields() as $f)  {
                    $name = mb_strtolower($f->get('name'));
                    $id = $f->get('id');
                    switch($name) {
                        case 'flags':
                            foreach (TicketFlagField::$_flags as $k => $v)
                                if ($this->hasFlag('flags', $v['flag']))
                                    $this->_settings[$id][$k] = $v['name'];
                            break;
                        case 'state':
                            $this->_settings[$id][$this->get('state')] = $this->get('state');
                            break;
                        default:
                            if (!$this->_settings[$id] && $this->_settings[$name])
                                $this->_settings[$id] = $this->_settings[$name];
                    }
                }
            }
        }

        return $this->_settings;
    }

    function setConfiguration($vars, &$errors=array()) {
        $properties = array();
        foreach ($this->getConfigurationForm($vars)->getFields() as $f) {
            if ($this->isInternal() //Item is internal.
                    && !$f->isEditable())
                continue;
            $val = $f->getClean();
            $errors = array_merge($errors, $f->errors());
            if ($f->errors()) continue;
            $name = mb_strtolower($f->get('name'));
            switch ($name) {
                case 'flags':
                    if ($val && is_array($val)) {
                        $flags = 0;
                        foreach ($val as $k => $v) {
                            if (isset(TicketFlagField::$_flags[$k]))
                                $flags += TicketFlagField::$_flags[$k]['flag'];
                            elseif (!$f->errors())
                                $f->addError(__('Unknown or invalid flag'), $name);
                        }
                        $this->set('flags', $flags);
                    } elseif ($val && !$f->errors()) {
                        $f->addError(__('Unknown or invalid flag format'), $name);
                    }
                    break;
                case 'state':
                    if ($val)
                        $this->set('state', $val);
                    else
                        $f->addError(__('Unknown or invalid state'), $name);
                    break;
                default: //Custom properties the user might add.
                    $properties[$f->get('id')] = $f->to_php($val);
            }
            // Add field specific validation errors (warnings)
            $errors = array_merge($errors, $f->errors());
        }

        if (count($errors) === 0) {
            if ($properties && is_array($properties))
                $properties = JsonDataEncoder::encode($properties);

            $this->set('properties', $properties);
            $this->save(true);
        }

        return count($errors) === 0;
    }

    function update($vars, &$errors) {

        $fields = array('value' => 'name', 'sort' => 'sort');
        foreach($fields as $k => $v) {
            if (isset($vars[$k]))
                $this->set($v, $vars[$k]);
        }

        return $this->save(true);
    }

    function delete() {

        // Statuses with tickets are not deletable
        if (!$this->isDeletable())
            return false;

        return parent::delete();
    }

    function __toString() {
        return $this->getName();
    }

    static function create($ht=false) {
        if (!is_array($ht))
            return null;

        if (!isset($ht['mode']))
            $ht['mode'] = 1;

        $ht['created'] = new SqlFunction('NOW');

        return  parent::create($ht);
    }

    static function lookup($var, $list= false) {

        if (!($item = parent::lookup($var)))
            return null;

        $item->_list = $list;

        return $item;
    }


    static function __create($ht, &$error=false) {
        global $ost;

        $ht['properties'] = JsonDataEncoder::encode($ht['properties']);
        if (($status = TicketStatus::create($ht)))
            $status->save(true);

        return $status;
    }

    static function status_options() {
        include(STAFFINC_DIR . 'templates/status-options.tmpl.php');
    }
}
?>