<?php
/**
 * Content component: Newsletter Subscriber
 *
 * @author gERD Schaufelberger <gerd@php-tools.net>
 * @package Newsletter
 */

/**
 * Load base class
 */
WBClass::load('WBContent'
    , 'WBContent_Newsletter');

/**
 * Content component: Newsletter Subscriber
 *
 * @version 0.2.0
 * @package Newsletter
 */
class WBContent_Newsletter_Subscriber extends WBContent_Newsletter
{
    /**
     * @var WBDatasource_Newsletter_Subscriber
     */
    private $sub;

    /**
     * default config of this component
     * @var array
     */
    protected $config = array(
                            'action'    =>  'profile',
                            'captcha'   =>  'auto',
                            'obscureid' =>  ''
                        );

    /**
     * Run component
     *
     * @return array config
     */
    public function run()
    {
        $this->sub  =   WBClass::create('WBDatasource_Newsletter_Subscriber');
        if ($this->user->isAuthenticated()) {
            $this->sub->setUser($this->user);
            $this->sub->loadByUser($this->user->getId());
        }

        $this->addConfigAsGlobalVars();

        // obscure id has priority
        $oid    =   $this->config['obscureid'];
        if (!empty($oid)) {
            $this->sub->loadByObscureId($oid);
        }

        // add obscureid
        if ($this->sub->isOK()) {
            $this->tmpl->addGlobalVar('obscureid', $this->sub->getObscureId());
        }

        switch ($this->config['action']) {
            case 'register':
                // don't register if already registered
                if ($this->sub->isOk()) {
                    $this->showProfile();
                    break;
                }

                $this->register();
                break;

            case 'approve':
                if (!$this->sub->isOk()) {
                    $this->register();
                    break;
                }

                $this->sub->approve();
                $this->showProfile();
                break;

            case 'subscribe':
                if (!$this->sub->isOK()) {
                    $this->register();
                    break;
                }
                $this->sub->subscribe();
                $this->showProfile();
                break;

            case 'unsubscribe':
                if (!$this->sub->isOK()) {
                    $this->register();
                    break;
                }
                $this->sub->unsubscribe();
                $this->showProfile();
                break;

            case 'edit':
                if (!$this->sub->isOk()) {
                    $this->register();
                    break;
                }
                $this->processForm('edit', $this->sub->get());
                break;

            default:
            case 'profile':
                $this->showProfile();
                break;
        }
    }

    /**
     * Update Subscriber Data
     *
     * Save values to subscriber's profile
     *
     * @param patForms
     * @param array
     * @return bool always true
     */
    protected function onEditValid($form, $values)
    {
        $this->sub->update($values);
        $this->showProfile();
        return false;
    }

    /**
     * Show Newsletter Profile
     *
     */
    private function showProfile()
    {
        $this->loadTemplates('profile');
        $this->tmpl->addGlobalVars($this->sub->get());
    }

    /**
     * Register Subscriber
     *
     * Prepare form processor. Merge values with usar data and current locale settings.
     */
    private function register()
    {
        $values =   $this->user->getData();
        $values =   array();
        WBClass::load('patI18n');
        $values['lang'] =   patI18n::getLocale(patI18n::LOCALE_TYPE_SHORT);
        $this->processForm('register', $values);
    }

    /**
     * Actually Register
     *
     * Use values and add subscriber
     *
     * @param patForms
     * @param array
     * @return bool always true
     */
    protected function onRegisterValid($form, $values)
    {
        if (empty($values['lang'])) {
            $values['lang'] =   patI18n::getLocale(patI18n::LOCALE_TYPE_SHORT);
        }
        $this->sub->add($values);
        return true;
    }

   /**
    * 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 ('register' == $name) {
            $this->injectElement4Captcha($list, $this->user->isAuthenticated(), $this->config['captcha']);
        }

        return $list;
    }
}