<?php
/*
* 2007-2017 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  2007-2017 PrestaShop SA
*  @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
*  International Registered Trademark & Property of PrestaShop SA
*/

class AdminLocalizationControllerCore extends AdminController
{
    public function __construct()
    {
        $this->bootstrap = true;
        parent::__construct();

        $this->fields_options = array(
            'general' => array(
                'title' =>    $this->l('Configuration'),
                'fields' =>    array(
                    'PS_LANG_DEFAULT' => array(
                        'title' => $this->l('Default language'),
                        'hint' => $this->l('The default language used in your shop.'),
                        'cast' => 'intval',
                        'type' => 'select',
                        'identifier' => 'id_lang',
                        'list' => Language::getLanguages(false)
                    ),
                    'PS_DETECT_LANG' => array(
                        'title' => $this->l('Set language from browser'),
                        'desc' => $this->l('Set browser language as default language'),
                        'validation' => 'isBool',
                        'cast' => 'intval',
                        'type' => 'bool',
                        'default' => '1'
                    ),
                    'PS_COUNTRY_DEFAULT' => array(
                        'title' => $this->l('Default country'),
                        'hint' => $this->l('The default country used in your shop.'),
                        'cast' => 'intval',
                        'type' => 'select',
                        'class' => 'chosen',
                        'identifier' => 'id_country',
                        'list' => Country::getCountries($this->context->language->id)
                    ),
                    'PS_DETECT_COUNTRY' => array(
                        'title' => $this->l('Set default country from browser language'),
                        'desc' => $this->l('Set country corresponding to browser language'),
                        'validation' => 'isBool',
                        'cast' => 'intval',
                        'type' => 'bool',
                        'default' => '1'
                    ),
                    'PS_CURRENCY_DEFAULT' => array(
                        'title' => $this->l('Default currency'),
                        'hint' =>
                            $this->l('The default currency used in your shop.').' - '.$this->l('If you change the default currency, you will have to manually edit every product price.'),
                        'cast' => 'intval',
                        'type' => 'select',
                        'identifier' => 'id_currency',
                        'list' => Currency::getCurrencies(false, true, true)
                    ),
                ),
                'submit' => array('title' => $this->l('Save'))
            ),
            'localization' => array(
                'title' =>    $this->l('Local units'),
                'icon' =>    'icon-globe',
                'fields' =>    array(
                    'PS_WEIGHT_UNIT' => array(
                        'title' => $this->l('Weight unit'),
                        'hint' => $this->l('The default weight unit for your shop (e.g. "kg" for kilograms, "lbs" for pound-mass, etc.).'),
                        'validation' => 'isWeightUnit',
                        'required' => true,
                        'type' => 'text',
                        'class' => 'fixed-width-sm'
                    ),
                    'PS_DISTANCE_UNIT' => array(
                        'title' => $this->l('Distance unit'),
                        'hint' => $this->l('The default distance unit for your shop (e.g. "km" for kilometer, "mi" for mile, etc.).'),
                        'validation' => 'isDistanceUnit',
                        'required' => true,
                        'type' => 'text',
                        'class' => 'fixed-width-sm'
                    ),
                    'PS_VOLUME_UNIT' => array(
                        'title' => $this->l('Volume unit'),
                        'hint' => $this->l('The default volume unit for your shop (e.g. "L" for liter, "gal" for gallon, etc.).'),
                        'validation' => 'isWeightUnit',
                        'required' => true,
                        'type' => 'text',
                        'class' => 'fixed-width-sm'
                    ),
                    'PS_DIMENSION_UNIT' => array(
                        'title' => $this->l('Dimension unit'),
                        'hint' => $this->l('The default dimension unit for your shop (e.g. "cm" for centimeter, "in" for inch, etc.).'),
                        'validation' => 'isDistanceUnit',
                        'required' => true,
                        'type' => 'text',
                        'class' => 'fixed-width-sm'
                    )
                ),
                'submit' => array('title' => $this->l('Save'))
            ),
            'options' => array(
                'title' =>    $this->l('Advanced'),
                'fields' =>    array(
                    'PS_LOCALE_LANGUAGE' => array(
                        'title' => $this->l('Language identifier'),
                        'hint' => $this->l('The ISO 639-1 identifier for the language of the country where your web server is located (en, fr, sp, ru, pl, nl, etc.).'),
                        'validation' => 'isLanguageIsoCode',
                        'type' => 'text',
                        'visibility' => Shop::CONTEXT_ALL,
                        'class' => 'fixed-width-sm'
                    ),
                    'PS_LOCALE_COUNTRY' => array(
                        'title' => $this->l('Country identifier'),
                        'hint' => $this->l('The ISO 3166-1 alpha-2 identifier for the country/region where your web server is located, in lowercase (us, gb, fr, sp, ru, pl, nl, etc.).'),
                        'validation' => 'isLanguageIsoCode',
                        'type' => 'text',
                        'visibility' => Shop::CONTEXT_ALL,
                        'class' => 'fixed-width-sm'
                    )
                ),
                'submit' => array('title' => $this->l('Save'))
            )
        );

        if (function_exists('date_default_timezone_set')) {
            $this->fields_options['general']['fields']['PS_TIMEZONE'] = array(
                'title' => $this->l('Time zone'),
                'validation' => 'isAnything',
                'type' => 'select',
                'class' => 'chosen',
                'list' => Db::getInstance(_PS_USE_SQL_SLAVE_)->executeS('SELECT name FROM '._DB_PREFIX_.'timezone'),
                'identifier' => 'name',
                'visibility' => Shop::CONTEXT_ALL
            );
        }
    }



    public function postProcess()
    {
        if (_PS_MODE_DEMO_) {
            $this->errors[] = Tools::displayError('This functionality has been disabled.');
            return;
        }

        if (!extension_loaded('openssl')) {
            $this->displayWarning($this->l('Importing a new language may fail without the OpenSSL module. Please enable "openssl.so" on your server configuration.'));
        }

        if (Tools::isSubmit('submitLocalizationPack')) {
            $version = str_replace('.', '', _PS_VERSION_);
            $version = substr($version, 0, 2);

            if (($iso_localization_pack = Tools::getValue('iso_localization_pack')) && Validate::isFileName($iso_localization_pack)) {
                if (Tools::getValue('download_updated_pack') == '1' || defined('_PS_HOST_MODE_')) {
                    $pack = @Tools::file_get_contents(_PS_API_URL_.'/localization/'.$version.'/'.$iso_localization_pack.'.xml');
                } else {
                    $pack = false;
                }

                if (defined('_PS_HOST_MODE_')) {
                    $path = _PS_CORE_DIR_.'/localization/'.$iso_localization_pack.'.xml';
                } else {
                    $path = _PS_ROOT_DIR_.'/localization/'.$iso_localization_pack.'.xml';
                }

                if (!$pack && !($pack = @Tools::file_get_contents($path))) {
                    $this->errors[] = Tools::displayError('Cannot load the localization pack.');
                }

                if (!$selection = Tools::getValue('selection')) {
                    $this->errors[] = Tools::displayError('Please select at least one item to import.');
                } else {
                    foreach ($selection as $selected) {
                        if (!Validate::isLocalizationPackSelection($selected)) {
                            $this->errors[] = Tools::displayError('Invalid selection');
                            return;
                        }
                    }
                    $localization_pack = new LocalizationPack();
                    if (!$localization_pack->loadLocalisationPack($pack, $selection, false, $iso_localization_pack)) {
                        $this->errors = array_merge($this->errors, $localization_pack->getErrors());
                    } else {
                        Tools::redirectAdmin(self::$currentIndex.'&conf=23&token='.$this->token);
                    }
                }
            }
        }

        // Remove the module list cache if the default country changed
        if (Tools::isSubmit('submitOptionsconfiguration') && file_exists(Module::CACHE_FILE_DEFAULT_COUNTRY_MODULES_LIST)) {
            @unlink(Module::CACHE_FILE_DEFAULT_COUNTRY_MODULES_LIST);
        }
        parent::postProcess();
    }

    public function sortLocalizationsPack($a, $b)
    {
        return $a['name'] > $b['name'];
    }

    public function renderForm()
    {
        $localizations_pack = false;
        $this->tpl_option_vars['options_content'] = $this->renderOptions();

        $xml_localization = Tools::simplexml_load_file(_PS_API_URL_.'/rss/localization.xml');
        if (!$xml_localization) {
            $localization_file = _PS_ROOT_DIR_.'/localization/localization.xml';
            if (file_exists($localization_file)) {
                $xml_localization = @simplexml_load_file($localization_file);
            }
        }

        // Array to hold the list of country ISOs that have a localization pack hosted on prestashop.com
        $remote_isos = array();

        $i = 0;
        if ($xml_localization) {
            foreach ($xml_localization->pack as $key => $pack) {
                $remote_isos[(string)$pack->iso] = true;
                $localizations_pack[$i]['iso_localization_pack'] = (string)$pack->iso;
                $localizations_pack[$i]['name'] = (string)$pack->name;
                $i++;
            }
        }

        if (!$localizations_pack) {
            return $this->displayWarning($this->l('Cannot connect to '._PS_API_URL_));
        }

        // Add local localization .xml files to the list if they are not already there
        foreach (scandir(_PS_ROOT_DIR_.'/localization/') as $entry) {
            $m = array();
            if (preg_match('/^([a-z]{2})\.xml$/', $entry, $m)) {
                $iso = $m[1];
                if (empty($remote_isos[$iso])) {
                    // if the pack is only there locally and not on prestashop.com

                    $xml_pack = @simplexml_load_file(_PS_ROOT_DIR_.'/localization/'.$entry);
                    if (!$xml_pack) {
                        return $this->displayWarning($this->l(sprintf('%1s could not be loaded', $entry)));
                    }
                    $localizations_pack[$i]['iso_localization_pack'] = $iso;
                    $localizations_pack[$i]['name'] = sprintf($this->l('%s (local)'), (string)$xml_pack['name']);
                    $i++;
                }
            }
        }

        usort($localizations_pack, array($this, 'sortLocalizationsPack'));

        $selection_import = array(
            array(
                'id' => 'states',
                'val' => 'states',
                'name' => $this->l('States')
            ),
            array(
                'id' => 'taxes',
                'val' => 'taxes',
                'name' => $this->l('Taxes')
            ),
            array(
                'id' => 'currencies',
                'val' => 'currencies',
                'name' => $this->l('Currencies')
            ),
            array(
                'id' => 'languages',
                'val' => 'languages',
                'name' => $this->l('Languages')
            ),
            array(
                'id' => 'units',
                'val' => 'units',
                'name' => $this->l('Units (e.g. weight, volume, distance)')
            ),
            array(
                'id' => 'groups',
                'val' => 'groups',
                'name' => $this->l('Change the behavior of the taxes displayed to the groups')
            )
        );

        $this->fields_form = array(
            'tinymce' => true,
            'legend' => array(
                'title' => $this->l('Import a localization pack'),
                'icon' => 'icon-globe'
            ),
            'input' => array(
                array(
                    'type' => 'select',
                    'class' => 'chosen',
                    'label' => $this->l('Localization pack you want to import'),
                    'name' => 'iso_localization_pack',
                    'options' => array(
                        'query' => $localizations_pack,
                        'id' => 'iso_localization_pack',
                        'name' => 'name'
                    )
                ),
                array(
                    'type' => 'checkbox',
                    'label' => $this->l('Content to import'),
                    'name' => 'selection[]',
                    'lang' => true,
                    'values' => array(
                        'query' => $selection_import,
                        'id' => 'id',
                        'name' => 'name'
                    )
                ),
                array(
                    'type'     => 'radio',
                    'label'  => $this->l('Download pack data'),
                    'desc'     => $this->l('If set to yes then the localization pack will be downloaded from prestashop.com. Otherwise the local xml file found in the localization folder of your PrestaShop installation will be used.'),
                    'name'     => 'download_updated_pack',
                    'is_bool'=> true,
                    'values' => array(
                        array(
                            'id'    => 'download_updated_pack_yes',
                            'value'    => 1,
                            'label' => $this->l('Yes')
                        ),
                        array(
                            'id'    => 'download_updated_pack_no',
                            'value'    => 0,
                            'label' => $this->l('No')
                        )
                    )
                )
            ),
            'submit' => array(
                'title' => $this->l('Import'),
                'icon' => 'process-icon-import',
                'name' => 'submitLocalizationPack'
            ),
        );

        $this->fields_value = array(
            'selection[]_states' => true,
            'selection[]_taxes' => true,
            'selection[]_currencies' => true,
            'selection[]_languages' => true,
            'selection[]_units' => true,
            'download_updated_pack' => 1
        );

        $this->show_toolbar = true;
        return parent::renderForm();
    }

    public function initContent()
    {
        $this->initTabModuleList();
        if (!$this->loadObject(true)) {
            return;
        }

        $this->initToolbar();
        $this->initPageHeaderToolbar();
        $this->context->smarty->assign(array(
            'localization_form' => $this->renderForm(),
            'localization_options' => $this->renderOptions(),
            'url_post' => self::$currentIndex.'&token='.$this->token,
            'show_page_header_toolbar' => $this->show_page_header_toolbar,
            'page_header_toolbar_title' => $this->page_header_toolbar_title,
            'page_header_toolbar_btn' => $this->page_header_toolbar_btn
        ));
    }

    public function display()
    {
        $this->initContent();
        parent::display();
    }

    public function beforeUpdateOptions()
    {
        $lang = new Language((int)Tools::getValue('PS_LANG_DEFAULT'));

        if (!$lang->active) {
            $lang->active = 1;
            $lang->save();
        }
    }

    public function updateOptionPsCurrencyDefault($value)
    {
        if ($value == Configuration::get('PS_CURRENCY_DEFAULT')) {
            return;
        }
        Configuration::updateValue('PS_CURRENCY_DEFAULT', $value);

        /* Set conversion rate of default currency to 1 */
        ObjectModel::updateMultishopTable('Currency', array('conversion_rate' => 1), 'a.id_currency');

        $tmp_context = Shop::getContext();
        if ($tmp_context == Shop::CONTEXT_GROUP) {
            $tmp_shop = Shop::getContextShopGroupID();
        } else {
            $tmp_shop = (int)Shop::getContextShopID();
        }

        foreach (Shop::getContextListShopID() as $id_shop) {
            Shop::setContext(Shop::CONTEXT_SHOP, (int)$id_shop);
            Currency::refreshCurrencies();
        }
        Shop::setContext($tmp_context, $tmp_shop);
    }
}
