modified blockreinsurance.php file

<?php
/*
* 2007-2013 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  2007-2013 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('_CAN_LOAD_FILES_'))
    exit;

include_once _PS_MODULE_DIR_.'blockreinsurance/reinsuranceClass.php';

class Blockreinsurance extends Module
{
    public function __construct()
    {
        $this->name = 'blockreinsurance';
        if (version_compare(_PS_VERSION_, '1.4.0.0') >= 0)
            $this->tab = 'front_office_features';
        else
            $this->tab = 'Blocks';
        $this->version = '2.0';

        parent::__construct();

        $this->displayName = $this->l('Customer reassurance block');
        $this->description = $this->l('Adds an information block aimed at offering helpful information to reassure customers that your store is trustworthy.');
    }

    public function install()
    {
        return parent::install() &&
            $this->installDB() &&
            Configuration::updateValue('blockreinsurance_nbblocks', 5) &&
            $this->registerHook('footer') && $this->installFixtures();
    }

    public function installDB()
    {
        $return = true;
        $return &= Db::getInstance()->execute('
            CREATE TABLE IF NOT EXISTS `'._DB_PREFIX_.'reinsurance` (
                `id_reinsurance` INT UNSIGNED NOT NULL AUTO_INCREMENT,
                `id_shop` int(10) unsigned NOT NULL ,
                `file_name` VARCHAR(100) NOT NULL,
                PRIMARY KEY (`id_reinsurance`)
            ) ENGINE='._MYSQL_ENGINE_.' DEFAULT CHARSET=utf8 ;');

        $return &= Db::getInstance()->execute('
            CREATE TABLE IF NOT EXISTS `'._DB_PREFIX_.'reinsurance_lang` (
                `id_reinsurance` INT UNSIGNED NOT NULL AUTO_INCREMENT,
                `id_lang` int(10) unsigned NOT NULL ,
                `text` VARCHAR(300) NOT NULL,
                PRIMARY KEY (`id_reinsurance`, `id_lang`)
            ) ENGINE='._MYSQL_ENGINE_.' DEFAULT CHARSET=utf8 ;');

        return $return;
    }

    public function uninstall()
    {
        // Delete configuration
        return Configuration::deleteByName('blockreinsurance_nbblocks') &&
            $this->uninstallDB() &&
            parent::uninstall();
    }

    public function uninstallDB()
    {
        return Db::getInstance()->execute('DROP TABLE IF EXISTS `'._DB_PREFIX_.'reinsurance`') && Db::getInstance()->execute('DROP TABLE IF EXISTS `'._DB_PREFIX_.'reinsurance_lang`');
    }

    public function addToDB()
    {
        if (isset($_POST['nbblocks']))
        {
            for ($i = 1; $i <= (int)$_POST['nbblocks']; $i++)
            {
                $filename = explode('.', $_FILES['info'.$i.'_file']['name']);
                if (isset($_FILES['info'.$i.'_file']) && isset($_FILES['info'.$i.'_file']['tmp_name']) && !empty($_FILES['info'.$i.'_file']['tmp_name']))
                {
                    if ($error = ImageManager::validateUpload($_FILES['info'.$i.'_file']))
                        return false;
                    elseif (!($tmpName = tempnam(_PS_TMP_IMG_DIR_, 'PS')) || !move_uploaded_file($_FILES['info'.$i.'_file']['tmp_name'], $tmpName))
                        return false;
                    elseif (!ImageManager::resize($tmpName, dirname(__FILE__).'/img/'.$filename[0].'.jpg'))
                        return false;
                    unlink($tmpName);
                }
                Db::getInstance()->execute('INSERT INTO `'._DB_PREFIX_.'reinsurance` (`filename`,`text`)
                                            VALUES ("'.((isset($filename[0]) && $filename[0] != '') ? pSQL($filename[0]) : '').
                    '", "'.((isset($_POST['info'.$i.'_text']) && $_POST['info'.$i.'_text'] != '') ? pSQL($_POST['info'.$i.'_text']) : '').'")');
            }
            return true;
        } else
            return false;
    }

    public function removeFromDB()
    {
        $dir = opendir(dirname(__FILE__).'/img');
        while (false !== ($file = readdir($dir)))
        {
            $path = dirname(__FILE__).'/img/'.$file;
            if ($file != '..' && $file != '.' && !is_dir($file))
                unlink($path);
        }
        closedir($dir);

        return Db::getInstance()->execute('DELETE FROM `'._DB_PREFIX_.'reinsurance`');
    }

    public function getContent()
    {
        $html = '';
        $id_reinsurance = (int)Tools::getValue('id_reinsurance');

        if (Tools::isSubmit('saveblockreinsurance'))
        {
            if ($id_reinsurance = Tools::getValue('id_reinsurance'))
                $reinsurance = new reinsuranceClass((int)$id_reinsurance);
            else
                $reinsurance = new reinsuranceClass();
            $reinsurance->copyFromPost();
            $reinsurance->id_shop = $this->context->shop->id;

            if ($reinsurance->validateFields(false) && $reinsurance->validateFieldsLang(false))
            {
                $reinsurance->save();
                if (isset($_FILES['image']) && isset($_FILES['image']['tmp_name']) && !empty($_FILES['image']['tmp_name']))
                {
                    if ($error = ImageManager::validateUpload($_FILES['image']))
                        return false;
                    elseif (!($tmpName = tempnam(_PS_TMP_IMG_DIR_, 'PS')) || !move_uploaded_file($_FILES['image']['tmp_name'], $tmpName))
                        return false;
                    elseif (!ImageManager::resize($tmpName, dirname(__FILE__).'/img/reinsurance-'.(int)$reinsurance->id.'-'.(int)$reinsurance->id_shop.'.jpg'))
                        return false;
                    unlink($tmpName);
                    $reinsurance->file_name = 'reinsurance-'.(int)$reinsurance->id.'-'.(int)$reinsurance->id_shop.'.jpg';
                    $reinsurance->save();
                }
                $this->_clearCache('blockreinsurance.tpl');
            }
            else
                $html .= '<div class="conf error">'.$this->l('An error occurred while attempting to save.').'</div>';
        }

        if (Tools::isSubmit('updateblockreinsurance') || Tools::isSubmit('addblockreinsurance'))
        {
            $helper = $this->initForm();
            foreach (Language::getLanguages(false) as $lang)
                if ($id_reinsurance)
                {
                    $reinsurance = new reinsuranceClass((int)$id_reinsurance);
                    $helper->fields_value['text'][(int)$lang['id_lang']] = $reinsurance->text[(int)$lang['id_lang']];
                }
                else
                    $helper->fields_value['text'][(int)$lang['id_lang']] = Tools::getValue('text_'.(int)$lang['id_lang'], '');
            if ($id_reinsurance = Tools::getValue('id_reinsurance'))
            {
                $this->fields_form[0]['form']['input'][] = array('type' => 'hidden', 'name' => 'id_reinsurance');
                $helper->fields_value['id_reinsurance'] = (int)$id_reinsurance;
            }

            return $html.$helper->generateForm($this->fields_form);
        }
        else if (Tools::isSubmit('deleteblockreinsurance'))
        {
            $reinsurance = new reinsuranceClass((int)$id_reinsurance);
            if (file_exists(dirname(__FILE__).'/img/'.$reinsurance->file_name))
                unlink(dirname(__FILE__).'/img/'.$reinsurance->file_name);
            $reinsurance->delete();
            $this->_clearCache('blockreinsurance.tpl');
            Tools::redirectAdmin(AdminController::$currentIndex.'&configure='.$this->name.'&token='.Tools::getAdminTokenLite('AdminModules'));
        }
        else
        {
            $helper = $this->initList();
            return $html.$helper->generateList($this->getListContent((int)Configuration::get('PS_LANG_DEFAULT')), $this->fields_list);
        }

        if (isset($_POST['submitModule']))
        {
            Configuration::updateValue('blockreinsurance_nbblocks', ((isset($_POST['nbblocks']) && $_POST['nbblocks'] != '') ? (int)$_POST['nbblocks'] : ''));
            if ($this->removeFromDB() && $this->addToDB())
            {
                $this->_clearCache('blockreinsurance.tpl');
                $output = '<div class="conf confirm">'.$this->l('The block configuration has been updated.').'</div>';
            }
            else
                $output = '<div class="conf error"><img src="../img/admin/disabled.gif"/>'.$this->l('An error occurred while attempting to save.').'</div>';
        }
    }

    protected function getListContent($id_lang)
    {
        return  Db::getInstance()->executeS('
            SELECT r.`id_reinsurance`, r.`id_shop`, r.`file_name`, rl.`text`
            FROM `'._DB_PREFIX_.'reinsurance` r
            LEFT JOIN `'._DB_PREFIX_.'reinsurance_lang` rl ON (r.`id_reinsurance` = rl.`id_reinsurance`)
            WHERE `id_lang` = '.(int)$id_lang.' '.Shop::addSqlRestrictionOnLang());
    }

    protected function initForm()
    {
        $default_lang = (int)Configuration::get('PS_LANG_DEFAULT');

        $this->fields_form[0]['form'] = array(
            'legend' => array(
                'title' => $this->l('New reassurance block.'),
            ),
            'input' => array(
                array(
                    'type' => 'file',
                    'label' => $this->l('Image:'),
                    'name' => 'image',
                    'value' => true
                ),
                array(
                    'type' => 'textarea',
                    'label' => $this->l('Text:'),
                    'lang' => true,
                    'name' => 'text',
                    'cols' => 40,
                    'rows' => 10
                )
            ),
            'submit' => array(
                'title' => $this->l('Save'),
                'class' => 'button'
            )
        );

        $helper = new HelperForm();
        $helper->module = $this;
        $helper->name_controller = 'blockreinsurance';
        $helper->identifier = $this->identifier;
        $helper->token = Tools::getAdminTokenLite('AdminModules');
        foreach (Language::getLanguages(false) as $lang)
            $helper->languages[] = array(
                'id_lang' => $lang['id_lang'],
                'iso_code' => $lang['iso_code'],
                'name' => $lang['name'],
                'is_default' => ($default_lang == $lang['id_lang'] ? 1 : 0)
            );

        $helper->currentIndex = AdminController::$currentIndex.'&configure='.$this->name;
        $helper->default_form_language = $default_lang;
        $helper->allow_employee_form_lang = $default_lang;
        $helper->toolbar_scroll = true;
        $helper->title = $this->displayName;
        $helper->submit_action = 'saveblockreinsurance';
        $helper->toolbar_btn =  array(
            'save' =>
            array(
                'desc' => $this->l('Save'),
                'href' => AdminController::$currentIndex.'&configure='.$this->name.'&save'.$this->name.'&token='.Tools::getAdminTokenLite('AdminModules'),
            ),
            'back' =>
            array(
                'href' => AdminController::$currentIndex.'&configure='.$this->name.'&token='.Tools::getAdminTokenLite('AdminModules'),
                'desc' => $this->l('Back to list')
            )
        );
        return $helper;
    }

    protected function initList()
    {
        $this->fields_list = array(
            'id_reinsurance' => array(
                'title' => $this->l('Id'),
                'width' => 120,
                'type' => 'text',
            ),
            'text' => array(
                'title' => $this->l('Text'),
                'width' => 140,
                'type' => 'text',
                'filter_key' => 'a!lastname'
            ),
        );

        if (Shop::isFeatureActive())
            $this->fields_list['id_shop'] = array('title' => $this->l('ID Shop'), 'align' => 'center', 'width' => 25, 'type' => 'int');

        $helper = new HelperList();
        $helper->shopLinkType = '';
        $helper->simple_header = true;
        $helper->identifier = 'id_reinsurance';
        $helper->actions = array('edit', 'delete');
        $helper->show_toolbar = true;
        $helper->imageType = 'jpg';
        $helper->toolbar_btn['new'] =  array(
            'href' => AdminController::$currentIndex.'&configure='.$this->name.'&add'.$this->name.'&token='.Tools::getAdminTokenLite('AdminModules'),
            'desc' => $this->l('Add new')
        );

        $helper->title = $this->displayName;
        $helper->table = $this->name;
        $helper->token = Tools::getAdminTokenLite('AdminModules');
        $helper->currentIndex = AdminController::$currentIndex.'&configure='.$this->name;
        return $helper;
    }

    public function hookFooter($params)
    {
        // Check if not a mobile theme
        if ($this->context->getMobileDevice() != false)
            return false;

        $this->context->controller->addCSS($this->_path.'style.css', 'all');

            $infos = $this->getListContent($this->context->language->id);
            $this->context->smarty->assign(array('infos' => $infos, 'nbblocks' => count($infos)));

        return $this->display(__FILE__, 'blockreinsurance.tpl');
    }

    public function installFixtures()
    {
        $return = true;
        $tab_texts = array(
            array('text' => $this->l('Money back guarantee.'), 'file_name' => 'reinsurance-1-1.jpg'),
            array('text' => $this->l('In-store exchange.'), 'file_name' => 'reinsurance-2-1.jpg'),
            array('text' => $this->l('Payment upon shipment.'), 'file_name' => 'reinsurance-3-1.jpg'),
            array('text' => $this->l('Free Shipping.'), 'file_name' => 'reinsurance-4-1.jpg'),
            array('text' => $this->l('100% secure payment processing.'), 'file_name' => 'reinsurance-5-1.jpg')
        );

        foreach($tab_texts as $tab)
        {
            $reinsurance = new reinsuranceClass();
            foreach (Language::getLanguages(false) as $lang)
                $reinsurance->text[$lang['id_lang']] = $tab['text'];
            $reinsurance->file_name = $tab['file_name'];
            $reinsurance->id_shop = $this->context->shop->id;
            $return &= $reinsurance->save();
        }
        return $return;
    }
    public function hookDisplayHeader($params){
        return $this->hookFooter($params);
    }
}