interblue.pl/modules/ps_dataprivacy/ps_dataprivacy.php

<?php
/*
* 2007-2016 PrestaShop
*
* NOTICE OF LICENSE
*
* This source file is subject to the Academic Free License (AFL 3.0)
* that is bundled with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://opensource.org/licenses/afl-3.0.php
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@prestashop.com so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to http://www.prestashop.com for more information.
*
*  @author PrestaShop SA <contact@prestashop.com>
*  @copyright  2007-2016 PrestaShop SA
*  @license    http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
*  International Registered Trademark & Property of PrestaShop SA
*/

if (!defined('_PS_VERSION_')) {
    exit;
}

class Ps_Dataprivacy extends Module
{
    protected $templateFile;

    public function __construct()
    {
        $this->name = 'ps_dataprivacy';
        $this->author = 'PrestaShop';
        $this->version = '2.0.0';
        $this->need_instance = 0;

        $this->bootstrap = true;
        parent::__construct();

        $this->displayName = $this->trans('Customer data privacy block', array(), 'Modules.Dataprivacy.Admin');
        $this->description = $this->trans(
            'Adds a block displaying a message about a customer\'s privacy data.',
            array(),
            'Modules.Dataprivacy.Admin'
        );

        $this->ps_versions_compliancy = array('min' => '1.7.2.0', 'max' => _PS_VERSION_);
    }

    public function install()
    {
        return (parent::install()
            && $this->registerHook('additionalCustomerFormFields')
            && $this->registerHook('actionSubmitAccountBefore')
            && $this->installFixtures());
    }

    public function uninstall()
    {
        return ($this->unregisterHook('additionalCustomerFormFields')
            && $this->unregisterHook('actionBeforeSubmitAccount')
            && parent::uninstall());
    }

    public function getContent()
    {
        $output = '';

        if (Tools::isSubmit('submitCustPrivMess')) {
            $message_trads = array('auth' => array());

            foreach ($_POST as $key => $value) {
                if (preg_match('/CUSTPRIV_MSG_AUTH_/i', $key)) {
                    $id_lang = preg_split('/CUSTPRIV_MSG_AUTH_/i', $key);
                    $message_trads['auth'][(int)$id_lang[1]] = $value;
                }
            }

            Configuration::updateValue('CUSTPRIV_MSG_AUTH', $message_trads['auth'], true);

            $this->_clearCache('*');

            $output .= $this->displayConfirmation($this->trans('The settings have been updated.', array(), 'Admin.Notifications.Success'));
        }

        return $output.$this->renderForm();
    }

    protected function _clearCache($template, $cache_id = null, $compile_id = null)
    {
        return parent::_clearCache($this->templateFile);
    }

    /**
     * Add an extra FormField to ask for data privacy consent.
     *
     * @param $params
     *
     * @return bool
     */
    public function hookAdditionalCustomerFormFields($params)
    {
        $label = $this->trans(
            'Customer data privacy[1][2]%message%[/2]',
            array(
                '[1]' => '<br>',
                '[2]' => '<em>',
                '%message%' => Configuration::get('CUSTPRIV_MSG_AUTH', $this->context->language->id),
                '[/2]' => '</em>',
            ),
            'Modules.Dataprivacy.Shop'
        );

        $formField = (new FormField())
            ->setName('customer_privacy')
            ->setType('checkbox')
            ->setLabel($label)
            ->setRequired(true);

        return array($formField);
    }

    public function renderForm()
    {
        $fields_form = array(
            'form' => array(
                'legend' => array(
                    'title' => $this->trans('Settings', array(), 'Admin.Global'),
                    'icon' => 'icon-cogs',
                ),
                'input' => array(
                    array(
                        'type' => 'textarea',
                        'lang' => true,
                        'autoload_rte' => true,
                        'label' => $this->trans(
                            'Customer data privacy message for customer form:',
                            array(),
                            'Modules.Dataprivacy.Admin'
                        ),
                        'name' => 'CUSTPRIV_MSG_AUTH',
                        'desc' => $this->trans('The customer data privacy message will be displayed in the customer form',
                                array(),
                                'Modules.Dataprivacy.Admin'
                            ) . '<br>' . $this->trans(
                                'Tip: If the customer privacy message is too long to be written directly in the form, you can add a link to one of your pages. This can easily be created via the "Pages" page under the "Design" menu.',
                                array(),
                                'Modules.Dataprivacy.Admin'
                            ),
                    ),
                ),
                'submit' => array(
                    'title' => $this->trans('Save', array(), 'Admin.Actions'),
                ),
            ),
        );

        $lang = new Language((int)Configuration::get('PS_LANG_DEFAULT'));

        $helper = new HelperForm();
        $helper->show_toolbar = false;
        $helper->table =  $this->table;
        $helper->default_form_language = $lang->id;
        $helper->allow_employee_form_lang =
            Configuration::get('PS_BO_ALLOW_EMPLOYEE_FORM_LANG') ? Configuration::get('PS_BO_ALLOW_EMPLOYEE_FORM_LANG') : 0;
        $helper->identifier = $this->identifier;
        $helper->submit_action = 'submitCustPrivMess';
        $helper->currentIndex = $this->context->link->getAdminLink('AdminModules', false) .
            '&configure=' . $this->name .
            '&tab_module=' . $this->tab .
            '&module_name=' . $this->name;
        $helper->token = Tools::getAdminTokenLite('AdminModules');
        $helper->tpl_vars = array(
            'fields_value' => $this->getConfigFieldsValues(),
            'languages' => $this->context->controller->getLanguages(),
            'id_language' => $this->context->language->id,
        );

        return $helper->generateForm(array($fields_form));
    }

    public function getConfigFieldsValues()
    {
        $return = array();

        $languages = Language::getLanguages(false);

        foreach ($languages as $lang) {
            $return['CUSTPRIV_MSG_AUTH'][(int)$lang['id_lang']] = Tools::getValue(
                'CUSTPRIV_MSG_AUTH_'.(int)$lang['id_lang'],
                Configuration::get('CUSTPRIV_MSG_AUTH', (int)$lang['id_lang'])
            );
        }

        return $return;
    }

    private function installFixtures()
    {
        $languages = Language::getLanguages();

        foreach ($languages as $lang) {
            Configuration::updateValue('CUSTPRIV_MSG_AUTH', array(
                $lang['id_lang'] => $this->trans(
                    'The personal data you provide is used to answer queries, process orders or allow access to specific information. You have the right to modify and delete all the personal information found in the "My Account" page.',
                    array(),
                    'Modules.Dataprivacy.Admin',
                    $lang['locale'])
            ));
        }

        return true;
    }
}