roykin/controllers/admin/AdminRangeWeightController.php

<?php
/*
* 2007-2015 PrestaShop
*
* NOTICE OF LICENSE
*
* This source file is subject to the Open Software License (OSL 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/osl-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  2007-2015 PrestaShop SA
*  @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
*  International Registered Trademark & Property of PrestaShop SA
*/

/**
 * @property RangeWeight $object
 */
class AdminRangeWeightControllerCore extends AdminController
{
    public function __construct()
    {
        $this->bootstrap = true;
        $this->table = 'range_weight';
        $this->className = 'RangeWeight';
        $this->lang = false;

        $this->addRowAction('edit');
        $this->addRowAction('delete');
        $this->bulk_actions = array('delete' => array('text' => $this->l('Delete selected'), 'confirm' => $this->l('Delete selected items?')));

        $this->fields_list = array(
            'id_range_weight' => array('title' => $this->l('ID'), 'align' => 'center', 'width' => 25),
            'carrier_name' => array('title' => $this->l('Carrier'), 'align' => 'left', 'width' => 'auto', 'filter_key' => 'ca!name'),
            'delimiter1' => array('title' => $this->l('From'), 'width' => 86, 'type' => 'float', 'suffix' => Configuration::get('PS_WEIGHT_UNIT'), 'align' => 'right'),
            'delimiter2' => array('title' => $this->l('To'), 'width' => 86, 'type' => 'float', 'suffix' => Configuration::get('PS_WEIGHT_UNIT'), 'align' => 'right'));

        $this->_join = 'LEFT JOIN '._DB_PREFIX_.'carrier ca ON (ca.`id_carrier` = a.`id_carrier`)';
        $this->_select = 'ca.`name` AS carrier_name';
        $this->_where = 'AND ca.`deleted` = 0';
        $this->_use_found_rows = false;

        parent::__construct();
    }

    public function initPageHeaderToolbar()
    {
        $this->page_header_toolbar_title = $this->l('Weight ranges');
        $this->page_header_toolbar_btn['new_weight_range'] = array(
            'href' => self::$currentIndex.'&addrange_weight&token='.$this->token,
            'desc' => $this->l('Add new weight range', null, null, false),
            'icon' => 'process-icon-new'
        );

        parent::initPageHeaderToolbar();
    }

    public function renderForm()
    {
        $carriers = Carrier::getCarriers($this->context->language->id, true, false, false, null, Carrier::PS_CARRIERS_AND_CARRIER_MODULES_NEED_RANGE);
        foreach ($carriers as $key => $carrier) {
            if ($carrier['is_free']) {
                unset($carriers[$key]);
            }
        }

        $this->fields_form = array(
            'legend' => array(
                'title' => $this->l('Weight ranges'),
                'icon' => 'icon-suitcase'
            ),
            'input' => array(
                array(
                    'type' => 'select',
                    'label' => $this->l('Carrier'),
                    'name' => 'id_carrier',
                    'required' => false,
                    'hint' => $this->l('You can apply this range to a different carrier by selecting its name.'),
                    'options' => array(
                        'query' => $carriers,
                        'id' => 'id_carrier',
                        'name' => 'name'
                    ),
                    'empty_message' => '<p class="alert alert-block">'.$this->l('There is no carrier available for this weight range.').'</p>'
                ),
                array(
                    'type' => 'text',
                    'label' => $this->l('From'),
                    'name' => 'delimiter1',
                    'required' => true,
                    'suffix' => Configuration::get('PS_WEIGHT_UNIT'),
                    'hint' => $this->l('Start range (included).'),
                ),
                array(
                    'type' => 'text',
                    'label' => $this->l('To'),
                    'name' => 'delimiter2',
                    'required' => true,
                    'suffix' => Configuration::get('PS_WEIGHT_UNIT'),
                    'hint' => $this->l('End range (excluded).'),
                ),
            ),
            'submit' => array(
                'title' => $this->l('   Save   '),
                'class' => 'btn btn-default'
            )
        );

        return parent::renderForm();
    }

    public function getList($id_lang, $order_by = null, $order_way = null, $start = 0, $limit = null, $id_lang_shop = false)
    {
        parent::getList($id_lang, $order_by, $order_way, $start, $limit, $id_lang_shop);
        if ($this->_list && is_array($this->_list)) {
            foreach ($this->_list as $key => $list) {
                if ($list['carrier_name'] == '0') {
                    $this->_list[$key]['carrier_name'] = Carrier::getCarrierNameFromShopName();
                }
            }
        }
    }

    public function postProcess()
    {
        $id = (int)Tools::getValue('id_'.$this->table);
        
        if (Tools::getValue('submitAdd'.$this->table)) {
            if (Tools::getValue('delimiter1') >= Tools::getValue('delimiter2')) {
                $this->errors[] = Tools::displayError('Invalid range');
            } elseif (!$id && RangeWeight::rangeExist((int)Tools::getValue('id_carrier'), (float)Tools::getValue('delimiter1'), (float)Tools::getValue('delimiter2'))) {
                $this->errors[] = Tools::displayError('The range already exists');
            } elseif (RangeWeight::isOverlapping((int)Tools::getValue('id_carrier'), (float)Tools::getValue('delimiter1'), (float)Tools::getValue('delimiter2'), ($id ? (int)$id : null))) {
                $this->errors[] = Tools::displayError('Error: Ranges are overlapping');
            } elseif (!count($this->errors)) {
                parent::postProcess();
            }
        } else {
            parent::postProcess();
        }
    }
}