<?php
/*
* 2007-2011 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  2007-2011 PrestaShop SA
*  @version  Release: $Revision: 9844 $
*  @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;

/*
* TODO:
*
* - Bad behaviour when an order is cancelled after an order return
* - We shouldn't use $cookie->id_currency in all situations
*/

class Loyalty extends Module
{
	function __construct()
	{
		$this->name = 'loyalty';
		$this->tab = 'pricing_promotion';
		$this->version = '1.8';
		$this->author = 'PrestaShop';
		$this->need_instance = 0;

		parent::__construct();

		$this->displayName = $this->l('Customer loyalty and rewards');
		$this->description = $this->l('Provide a loyalty program to your customers.');
		$this->confirmUninstall = $this->l('Are you sure you want to delete all loyalty points and customer history?');
	}

	private function instanceDefaultStates()
	{
		include_once(dirname(__FILE__).'/LoyaltyStateModule.php');

		/* Recover default loyalty status save at module installation */
		$this->loyaltyStateDefault = new LoyaltyStateModule(LoyaltyStateModule::getDefaultId());
		$this->loyaltyStateValidation = new LoyaltyStateModule(LoyaltyStateModule::getValidationId());
		$this->loyaltyStateCancel = new LoyaltyStateModule(LoyaltyStateModule::getCancelId());
		$this->loyaltyStateConvert = new LoyaltyStateModule(LoyaltyStateModule::getConvertId());
		$this->loyaltyStateNoneAward = new LoyaltyStateModule(LoyaltyStateModule::getNoneAwardId());
	}

	function install()
	{
		include_once(dirname(__FILE__).'/LoyaltyStateModule.php');

		if (!parent::install()
			OR !$this->installDB()
			OR !$this->registerHook('extraRight')
			OR !$this->registerHook('updateOrderStatus')
			OR !$this->registerHook('newOrder')
			OR !$this->registerHook('adminCustomers')
			OR !$this->registerHook('shoppingCart')
			OR !$this->registerHook('orderReturn')
			OR !$this->registerHook('cancelProduct')
			OR !$this->registerHook('customerAccount')
			OR !Configuration::updateValue('PS_LOYALTY_PERCENT_VALUE', '1.75')
			OR !Configuration::updateValue('PS_LOYALTY_MINIMAL', 0)
			OR !Configuration::updateValue('PS_LOYALTY_NONE_AWARD', '1')
		) {
			return false;
		}

		$defaultTranslations = array('en' => 'Loyalty reward', 'fr' => 'Récompense fidélité');
		$conf = array((int)Configuration::get('PS_LANG_DEFAULT') => $this->l('Loyalty reward'));
		foreach (Language::getLanguages() AS $language)
			if (isset($defaultTranslations[$language['iso_code']]))
				$conf[(int)$language['id_lang']] = $defaultTranslations[$language['iso_code']];
		Configuration::updateValue('PS_LOYALTY_VOUCHER_DETAILS', $conf);

		$category_config = '';
		$categories = Category::getSimpleCategories((int)(Configuration::get('PS_LANG_DEFAULT')));
		foreach ($categories AS $category)
			$category_config .= (int)$category['id_category'].',';
		$category_config = rtrim($category_config, ',');
		Configuration::updateValue('PS_LOYALTY_VOUCHER_CATEGORY', $category_config);

		/* This hook is optional */
		$this->registerHook('myAccountBlock');
		if (!LoyaltyStateModule::insertDefaultData())
			return false;
		return true;
	}

	function installDB()
	{
		Db::getInstance()->Execute('
		CREATE TABLE `'._DB_PREFIX_.'loyalty` (
			`id_loyalty` INT UNSIGNED NOT NULL AUTO_INCREMENT,
			`id_loyalty_state` INT UNSIGNED NOT NULL DEFAULT 1,
			`id_customer` INT UNSIGNED NOT NULL,
			`id_order` INT UNSIGNED DEFAULT NULL,
			`id_discount` INT UNSIGNED DEFAULT NULL,
			`discount_value` DECIMAL NOT NULL DEFAULT 0,
			`date_add` DATETIME NOT NULL,
			`date_upd` DATETIME NOT NULL,
			PRIMARY KEY (`id_loyalty`),
			INDEX index_loyalty_loyalty_state (`id_loyalty_state`),
			INDEX index_loyalty_order (`id_order`),
			INDEX index_loyalty_discount (`id_discount`),
			INDEX index_loyalty_customer (`id_customer`)
		) DEFAULT CHARSET=utf8 ;');

		Db::getInstance()->Execute('
		CREATE TABLE `'._DB_PREFIX_.'loyalty_history` (
			`id_loyalty_history` INT UNSIGNED NOT NULL AUTO_INCREMENT,
			`id_loyalty` INT UNSIGNED DEFAULT NULL,
			`id_loyalty_state` INT UNSIGNED NOT NULL DEFAULT 1,
			`discount_value` DECIMAL NOT NULL DEFAULT 0,
			`date_add` DATETIME NOT NULL,
			PRIMARY KEY (`id_loyalty_history`),
			INDEX `index_loyalty_history_loyalty` (`id_loyalty`),
			INDEX `index_loyalty_history_loyalty_state` (`id_loyalty_state`)
		) DEFAULT CHARSET=utf8 ;');

		Db::getInstance()->Execute('
		CREATE TABLE `'._DB_PREFIX_.'loyalty_state` (
			`id_loyalty_state` INT UNSIGNED NOT NULL AUTO_INCREMENT,
			`id_order_state` INT UNSIGNED DEFAULT NULL,
			PRIMARY KEY (`id_loyalty_state`),
			INDEX index_loyalty_state_order_state (`id_order_state`)
		) DEFAULT CHARSET=utf8 ;');

		Db::getInstance()->Execute('
		CREATE TABLE `'._DB_PREFIX_.'loyalty_state_lang` (
			`id_loyalty_state` INT UNSIGNED NOT NULL AUTO_INCREMENT,
			`id_lang` INT UNSIGNED NOT NULL,
			`name` varchar(64) NOT NULL,
			UNIQUE KEY `index_unique_loyalty_state_lang` (`id_loyalty_state`,`id_lang`)
		) DEFAULT CHARSET=utf8 ;');

		return true;
	}

	function uninstall()
	{
		if (!parent::uninstall() OR !$this->uninstallDB()
			OR !Configuration::deleteByName('PS_LOYALTY_PERCENT_VALUE')
			OR !Configuration::deleteByName('PS_LOYALTY_NONE_AWARD')
			OR !Configuration::deleteByName('PS_LOYALTY_MINIMAL')
			OR !Configuration::deleteByName('PS_LOYALTY_VOUCHER_CATEGORY')
			OR !Configuration::deleteByName('PS_LOYALTY_VOUCHER_DETAILS')
		) {
			return false;
		}
		return true;
	}

	function uninstallDB()
	{
		Db::getInstance()->Execute('DROP TABLE `'._DB_PREFIX_.'loyalty`;');
		Db::getInstance()->Execute('DROP TABLE `'._DB_PREFIX_.'loyalty_state`;');
		Db::getInstance()->Execute('DROP TABLE `'._DB_PREFIX_.'loyalty_state_lang`;');
		Db::getInstance()->Execute('DROP TABLE `'._DB_PREFIX_.'loyalty_history`;');

		return true;
	}

	private function _postProcess()
	{
		if (Tools::isSubmit('submitLoyalty'))
		{
			$defaultLanguage = (int)(Configuration::get('PS_LANG_DEFAULT'));
			$languages = Language::getLanguages();

			$this->_errors = array();
			if (!is_array(Tools::getValue('categoryBox')) OR !sizeof(Tools::getValue('categoryBox')))
				$this->_errors[] = $this->l('You must choose at least one category for voucher\'s action');
			if (!sizeof($this->_errors))
			{
				Configuration::updateValue('PS_LOYALTY_VOUCHER_CATEGORY', $this->voucherCategories(Tools::getValue('categoryBox')));
				Configuration::updateValue('PS_LOYALTY_PERCENT_VALUE', (float)(Tools::getValue('discount_value')));
				Configuration::updateValue('PS_LOYALTY_NONE_AWARD', (int)(Tools::getValue('PS_LOYALTY_NONE_AWARD')));
				Configuration::updateValue('PS_LOYALTY_MINIMAL', (float)(Tools::getValue('minimal')));

				$this->loyaltyStateValidation->id_order_state = (int)(Tools::getValue('id_order_state_validation'));
				$this->loyaltyStateCancel->id_order_state = (int)(Tools::getValue('id_order_state_cancel'));

				$arrayVoucherDetails = array();
				foreach ($languages AS $language)
				{
					$arrayVoucherDetails[(int)($language['id_lang'])] = Tools::getValue('voucher_details_'.(int)($language['id_lang']));
					$this->loyaltyStateDefault->name[(int)($language['id_lang'])] = Tools::getValue('default_loyalty_state_'.(int)($language['id_lang']));
					$this->loyaltyStateValidation->name[(int)($language['id_lang'])] = Tools::getValue('validation_loyalty_state_'.(int)($language['id_lang']));
					$this->loyaltyStateCancel->name[(int)($language['id_lang'])] = Tools::getValue('cancel_loyalty_state_'.(int)($language['id_lang']));
					$this->loyaltyStateConvert->name[(int)($language['id_lang'])] = Tools::getValue('convert_loyalty_state_'.(int)($language['id_lang']));
					$this->loyaltyStateNoneAward->name[(int)($language['id_lang'])] = Tools::getValue('none_award_loyalty_state_'.(int)($language['id_lang']));
				}
				if (empty($arrayVoucherDetails[$defaultLanguage]))
					$arrayVoucherDetails[$defaultLanguage] = ' ';
				Configuration::updateValue('PS_LOYALTY_VOUCHER_DETAILS', $arrayVoucherDetails);

				if (empty($this->loyaltyStateDefault->name[$defaultLanguage]))
					$this->loyaltyStateDefault->name[$defaultLanguage] = ' ';
				$this->loyaltyStateDefault->save();

				if (empty($this->loyaltyStateValidation->name[$defaultLanguage]))
					$this->loyaltyStateValidation->name[$defaultLanguage] = ' ';
				$this->loyaltyStateValidation->save();

				if (empty($this->loyaltyStateCancel->name[$defaultLanguage]))
					$this->loyaltyStateCancel->name[$defaultLanguage] = ' ';
				$this->loyaltyStateCancel->save();

				if (empty($this->loyaltyStateConvert->name[$defaultLanguage]))
					$this->loyaltyStateConvert->name[$defaultLanguage] = ' ';
				$this->loyaltyStateConvert->save();

				if (empty($this->loyaltyStateNoneAward->name[$defaultLanguage]))
					$this->loyaltyStateNoneAward->name[$defaultLanguage] = ' ';
				$this->loyaltyStateNoneAward->save();

				echo $this->displayConfirmation($this->l('Settings updated.'));
			}
			else
			{
				$errors = '';
				foreach ($this->_errors AS $error)
					$errors .= $error.'<br />';
				echo $this->displayError($errors);
			}
		}

		if (Tools::isSubmit('submitUpdateLoyaltyOrders'))
		{
			$count_orders = $this->updateLoyaltyOrders();
			echo $this->displayConfirmation($count_orders.' '.$this->l('Loyalty Orders updated.'));
		}
	}

	private function voucherCategories($categories)
	{
		$cat = '';
		if ($categories)
			foreach ($categories AS $category)
				$cat .= $category.',';
		return rtrim($cat, ',');
	}

	public function getContent()
	{
		global $cookie;

		$this->instanceDefaultStates();
		$this->_postProcess();

		$categories = Category::getCategories((int)($cookie->id_lang));
		$order_states = OrderState::getOrderStates((int)$cookie->id_lang);
		$currency = new Currency((int)(Configuration::get('PS_CURRENCY_DEFAULT')));
		$defaultLanguage = (int)(Configuration::get('PS_LANG_DEFAULT'));
		$languages = Language::getLanguages(false);
		$languageIds = 'voucher_details¤default_loyalty_state¤none_award_loyalty_state¤convert_loyalty_state¤validation_loyalty_state¤cancel_loyalty_state';

		$html = '
		<script type="text/javascript">
			id_language = Number('.$defaultLanguage.');
		</script>
		<h2>'.$this->l('Loyalty Program').'</h2>
		<form action="'.Tools::safeOutput($_SERVER['REQUEST_URI']).'" method="post">
			<fieldset>
				<legend>'.$this->l('Settings').'</legend>

				<label>'.$this->l('Ratio').'</label>
				<div class="margin-form">
					<label for="discount_value" class="t">'.$this->l('Discount by total cart').'</label>
					<input type="text" size="2" name="discount_value" id="discount_value" value="'.(float)(Configuration::get('PS_LOYALTY_PERCENT_VALUE')).'" /> %
				</div>
				<div class="clear"></div>
				<label>'.$this->l('Voucher details').'</label>
				<div class="margin-form">';
		foreach ($languages as $language)
			$html .= '
					<div id="voucher_details_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $defaultLanguage ? 'block' : 'none').'; float: left;">
						<input size="33" type="text" name="voucher_details_'.$language['id_lang'].'" value="'.Configuration::get('PS_LOYALTY_VOUCHER_DETAILS', (int)($language['id_lang'])).'" />
					</div>';
		$html .= $this->displayFlags($languages, $defaultLanguage, $languageIds, 'voucher_details', true);
		$html .= '	</div>
				<div class="clear" style="margin-top: 20px"></div>
				<label>'.$this->l('Minimum amount in which the voucher can be used').'</label>
				<div class="margin-form">
					<input type="text" size="2" name="minimal" value="'.(float)(Configuration::get('PS_LOYALTY_MINIMAL')).'" /> '.$currency->sign.'
				</div>
				<div class="clear" style="margin-top: 20px"></div>
				<label>'.$this->l('Give discount on discounted products').' </label>
				<div class="margin-form">
					<input type="radio" name="PS_LOYALTY_NONE_AWARD" id="PS_LOYALTY_NONE_AWARD_on" value="1" '.(Configuration::get('PS_LOYALTY_NONE_AWARD') ? 'checked="checked" ' : '').'/>
					<label class="t" for="PS_LOYALTY_NONE_AWARD_on"><img src="../img/admin/enabled.gif" alt="'.$this->l('Enabled').'" title="'.$this->l('Yes').'" /></label>
					<input type="radio" name="PS_LOYALTY_NONE_AWARD" id="PS_LOYALTY_NONE_AWARD_off" value="0" '.(!Configuration::get('PS_LOYALTY_NONE_AWARD') ? 'checked="checked" ' : '').'/>
					<label class="t" for="PS_LOYALTY_NONE_AWARD_off"><img src="../img/admin/disabled.gif" alt="'.$this->l('Disabled').'" title="'.$this->l('No').'" /></label>
					</div>
				<div class="clear"></div>
				<label>'.$this->l('Discount are awarded when the order is').'</label>
				<div class="margin-form" style="margin-top:10px">
					<select id="id_order_state_validation" name="id_order_state_validation">';
		foreach ($order_states AS $order_state)
		{
			$html .= '<option value="' . $order_state['id_order_state'] . '" style="background-color:' . $order_state['color'] . ';"';
			if ((int)($this->loyaltyStateValidation->id_order_state) == $order_state['id_order_state'] )
				$html .= ' selected="selected"';
			$html .= '>' . $order_state['name'] . '</option>';
		}
		$html .= '</select>
				</div>
				<div class="clear"></div>
				<label>'.$this->l('Discount are cancelled when the order is').'</label>
				<div class="margin-form" style="margin-top:10px">
					<select id="id_order_state_cancel" name="id_order_state_cancel">';
		foreach ($order_states AS $order_state)
		{
			$html .= '<option value="' . $order_state['id_order_state'] . '" style="background-color:' . $order_state['color'] . ';"';
			if ((int)($this->loyaltyStateCancel->id_order_state) == $order_state['id_order_state'] )
				$html .= ' selected="selected"';
			$html .= '>' . $order_state['name'] . '</option>';
		}
		$html .= '</select>
				</div>
				<div class="clear"></div>
				<label>'.$this->l('Vouchers created by the loyalty system can be used in the following categories :').'</label>';
		$index = explode(',', Configuration::get('PS_LOYALTY_VOUCHER_CATEGORY'));
		$indexedCategories =  isset($_POST['categoryBox']) ? $_POST['categoryBox'] : $index;
		// Translations are not automatic for the moment ;)
		$trads = array(
			 'Home' => $this->l('Home'),
			 'selected' => $this->l('selected'),
			 'Collapse All' => $this->l('Collapse All'),
			 'Expand All' => $this->l('Expand All'),
			 'Check All' => $this->l('Check All'),
			 'Uncheck All'  => $this->l('Uncheck All')
		);
		$html .= '<div class="margin-form">'.Helper::renderAdminCategorieTree($trads, $indexedCategories).'</div>';
		 $html .= '
				<p style="padding-left:200px;">'.$this->l('Mark the box(es) of categories in which loyalty vouchers are usable.').'</p>
				<div class="clear"></div>
				<h3 style="margin-top:20px">'.$this->l('Loyalty discounts progression').'</h3>
				<label>'.$this->l('Initial').'</label>
				<div class="margin-form">';
		foreach ($languages as $language)
			$html .= '
					<div id="default_loyalty_state_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $defaultLanguage ? 'block' : 'none').'; float: left;">
						<input size="33" type="text" name="default_loyalty_state_'.$language['id_lang'].'" value="'.(isset($this->loyaltyStateDefault->name[(int)($language['id_lang'])]) ? $this->loyaltyStateDefault->name[(int)($language['id_lang'])] : $this->loyaltyStateDefault->name[(int)$defaultLanguage]).'" />
					</div>';
		$html .= $this->displayFlags($languages, $defaultLanguage, $languageIds, 'default_loyalty_state', true);
		$html .= '	</div>
				<div class="clear"></div>
				<label>'.$this->l('Unavailable').'</label>
				<div class="margin-form">';
		foreach ($languages as $language)
			$html .= '
					<div id="none_award_loyalty_state_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $defaultLanguage ? 'block' : 'none').'; float: left;">
						<input size="33" type="text" name="none_award_loyalty_state_'.$language['id_lang'].'" value="'.(isset($this->loyaltyStateNoneAward->name[(int)($language['id_lang'])]) ? $this->loyaltyStateNoneAward->name[(int)($language['id_lang'])] : $this->loyaltyStateNoneAward->name[(int)$defaultLanguage]).'" />
					</div>';
		$html .= $this->displayFlags($languages, $defaultLanguage, $languageIds, 'none_award_loyalty_state', true);
		$html .= '	</div>
				<div class="clear"></div>
				<label>'.$this->l('Converted').'</label>
				<div class="margin-form">';
		foreach ($languages as $language)
			$html .= '
					<div id="convert_loyalty_state_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $defaultLanguage ? 'block' : 'none').'; float: left;">
						<input size="33" type="text" name="convert_loyalty_state_'.$language['id_lang'].'" value="'.(isset($this->loyaltyStateConvert->name[(int)($language['id_lang'])]) ? $this->loyaltyStateConvert->name[(int)($language['id_lang'])] : $this->loyaltyStateConvert->name[(int)$defaultLanguage]).'" />
					</div>';
		$html .= $this->displayFlags($languages, $defaultLanguage, $languageIds, 'convert_loyalty_state', true);
		$html .= '	</div>
				<div class="clear"></div>
				<label>'.$this->l('Validation').'</label>
				<div class="margin-form">';
		foreach ($languages as $language)
			$html .= '
					<div id="validation_loyalty_state_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $defaultLanguage ? 'block' : 'none').'; float: left;">
						<input size="33" type="text" name="validation_loyalty_state_'.$language['id_lang'].'" value="'.(isset($this->loyaltyStateValidation->name[(int)($language['id_lang'])]) ? $this->loyaltyStateValidation->name[(int)($language['id_lang'])] : $this->loyaltyStateValidation->name[(int)$defaultLanguage]).'" />
					</div>';
		$html .= $this->displayFlags($languages, $defaultLanguage, $languageIds, 'validation_loyalty_state', true);
		$html .= '	</div>
				<div class="clear"></div>
				<label>'.$this->l('Cancelled').'</label>
				<div class="margin-form">';
		foreach ($languages as $language)
			$html .= '
					<div id="cancel_loyalty_state_'.$language['id_lang'].'" style="display: '.($language['id_lang'] == $defaultLanguage ? 'block' : 'none').'; float: left;">
						<input size="33" type="text" name="cancel_loyalty_state_'.$language['id_lang'].'" value="'.(isset($this->loyaltyStateCancel->name[(int)($language['id_lang'])]) ? $this->loyaltyStateCancel->name[(int)($language['id_lang'])] : $this->loyaltyStateCancel->name[(int)$defaultLanguage]).'" />
					</div>';
		$html .= $this->displayFlags($languages, $defaultLanguage, $languageIds, 'cancel_loyalty_state', true);
		$html .= '	</div>
				<div class="clear center">
					<input type="submit" style="margin-top:20px" name="submitLoyalty" id="submitLoyalty" value="'.$this->l('   Save   ').'" class="button" />
				</div>
			</fieldset>
		</form>';

		$html .='<form action="'.Tools::safeOutput($_SERVER['REQUEST_URI']).'" method="post">
				<div class="clear center">
					<input type="submit" style="margin-top:20px" name="submitUpdateLoyaltyOrders" id="submitUpdateLoyaltyOrders" value="'.$this->l('   Update Loyalty Orders   ').'" class="button" />
				</div>
		</form>';

		return $html;
	}

	public function updateLoyaltyOrders()
	{
		include_once(dirname(__FILE__).'/LoyaltyStateModule.php');
		include_once(dirname(__FILE__).'/LoyaltyModule.php');

		$count_orders = 0;
		foreach (Db::getInstance()->ExecuteS('
			SELECT lo.`id_order`, oh.`id_order_state`
			FROM `'._DB_PREFIX_.'loyalty` lo
			LEFT JOIN `'._DB_PREFIX_.'order_history` oh ON (oh.`id_order` = lo.`id_order`)
			WHERE oh.`id_order_history` = (SELECT MAX(`id_order_history`) FROM `'._DB_PREFIX_.'order_history` moh WHERE moh.`id_order` = lo.`id_order` GROUP BY moh.`id_order`)
			AND oh.`id_order_state` = 4 AND lo.`id_loyalty_state` NOT IN (2,4)
		') as $order) {
			if (!Validate::isLoadedObject($loyalty = new LoyaltyModule(LoyaltyModule::getByOrderId((int)$order['id_order'])))) {
				continue;
			}
			if ((int)Configuration::get('PS_LOYALTY_NONE_AWARD') AND $loyalty->id_loyalty_state == LoyaltyStateModule::getNoneAwardId()) {
				continue;
			}

			if ((int)$order['id_order_state'] == $this->loyaltyStateValidation->id_order_state)
			{
				$loyalty->id_loyalty_state = LoyaltyStateModule::getValidationId();
				if ((float)($loyalty->discount_value) == 0) {
					$loyalty->discount_value = LoyaltyModule::getOrderDiscountValue($order);
				}
			}
			$loyalty->save();
			$count_orders++;
		}
		return $count_orders;
	}

	public static function recurseCategoryForInclude($id_obj, $indexedCategories, $categories, $current, $id_category = 1, $id_category_default = NULL, $has_suite = array())
	{
		global $done;
		static $irow;
		$html = '';

		if (!isset($done[$current['infos']['id_parent']]))
			$done[$current['infos']['id_parent']] = 0;
		$done[$current['infos']['id_parent']] += 1;

		$todo = sizeof($categories[$current['infos']['id_parent']]);
		$doneC = $done[$current['infos']['id_parent']];

		$level = $current['infos']['level_depth'] + 1;

		$html .= '
		<tr class="'.($irow++ % 2 ? 'alt_row' : '').'">
			<td>
				<input type="checkbox" name="categoryBox[]" class="categoryBox'.($id_category_default == $id_category ? ' id_category_default' : '').'" id="categoryBox_'.$id_category.'" value="'.$id_category.'"'.((in_array($id_category, $indexedCategories) OR ((int)(Tools::getValue('id_category')) == $id_category AND !(int)($id_obj))) ? ' checked="checked"' : '').' />
			</td>
			<td>
				'.$id_category.'
			</td>
			<td>';
			for ($i = 2; $i < $level; $i++)
				$html .= '<img src="../img/admin/lvl_'.$has_suite[$i - 2].'.gif" alt="" style="vertical-align: middle;"/>';
			$html .= '<img src="../img/admin/'.($level == 1 ? 'lv1.gif' : 'lv2_'.($todo == $doneC ? 'f' : 'b').'.gif').'" alt="" style="vertical-align: middle;"/> &nbsp;
			<label for="categoryBox_'.$id_category.'" class="t">'.stripslashes($current['infos']['name']).'</label></td>
		</tr>';

		if ($level > 1)
			$has_suite[] = ($todo == $doneC ? 0 : 1);
		if (isset($categories[$id_category]))
			foreach ($categories[$id_category] AS $key => $row)
				if ($key != 'infos')
					$html .= self::recurseCategoryForInclude($id_obj, $indexedCategories, $categories, $categories[$id_category][$key], $key, $id_category_default, $has_suite);
		return $html;
	}

	/* Hook display on product detail */
	public function hookExtraRight($params)
	{
		global $site_version;
		// if ($site_version == 'es') {
		// 	return;
		// }
		include_once(dirname(__FILE__).'/LoyaltyModule.php');

		global $smarty;

		$product = new Product((int)Tools::getValue('id_product'));
		if (Validate::isLoadedObject($product))
		{
			if (Validate::isLoadedObject($params['cart']))
			{
				$discountValueBefore = (LoyaltyModule::getCartDiscountValue($params['cart']));
				$discountValueAfter = (LoyaltyModule::getCartDiscountValue($params['cart'], $product));
				$discountValue = ($discountValueAfter - $discountValueBefore);
			}
			else
			{
				if (!(int)(Configuration::get('PS_LOYALTY_NONE_AWARD')) AND Product::isDiscounted((int)$product->id))
				{
					$discountValue = 0;
					$smarty->assign('no_pts_discounted', 1);
				} else {
					$discountValue = (float)(LoyaltyModule::getDiscountValueByPrice($product->getPrice(Product::getTaxCalculationMethod() == PS_TAX_EXC ? false : true, (int)($product->getIdProductAttributeMostExpensive()))));
				}
				$discountValueAfter = $discountValue;
				$discountValueBefore = 0;
			}
			$smarty->assign(array(
				'discountValue' => $discountValue,
				'total_discounts' => $discountValueAfter,
				'discount_percent' => Configuration::get('PS_LOYALTY_PERCENT_VALUE'),
				'discounts_in_cart' => $discountValueBefore
			));

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

		return false;
	}

	/* Hook display on customer account page */
	public function hookCustomerAccount($params)
	{
		global $site_version, $cookie;
		// if ($site_version == 'es' || $cookie->id_lang == 3) {
		// 	return;
		// }
		return $this->display(__FILE__, 'my-account.tpl');
	}

	public function hookMyAccountBlock($params)
	{
		return $this->hookCustomerAccount($params);
	}

	/* Catch product returns and substract loyalty discounts */
	public function hookOrderReturn($params)
	{
		include_once(dirname(__FILE__).'/LoyaltyStateModule.php');
		include_once(dirname(__FILE__).'/LoyaltyModule.php');

		$totalPrice = 0;
		$details = OrderReturn::getOrdersReturnDetail((int)($params['orderReturn']->id));
		foreach ($details AS $detail)
		{
			$orderDetail = Db::getInstance()->getRow('
			SELECT product_price * (1 + (tax_rate / 100)) price, product_quantity_discount, reduction_percent, id_order,
			ROUND(((od.`product_price` * (1 - od.`reduction_percent` / 100) - od.`reduction_amount`) * (1 - d.`group_reduction` / 100) * (1 + d.`tax_rate` / 100)), 6) AS `price_calc`
			FROM '._DB_PREFIX_.'order_detail od
			WHERE id_order_detail = '.(int)($detail['id_order_detail']));

			if ($orderDetail['price_calc']>0) {
				$product_price = $orderDetail['price_calc'];
			} elseif ($orderDetail['product_quantity_discount']>0) {
				$product_price = $orderDetail['product_quantity_discount'];
			} elseif ($orderDetail['reduction_percent']>0) {
				$reduction = $price * ($orderDetail['reduction_percent'] / 100);
				$product_price = $price - $reduction;
			}
			$totalPrice += ($product_price * $detail['product_quantity']);
		}

		$id_loyalty = LoyaltyModule::getByOrderId((int)$params['orderReturn']->id_order);
		if ($id_loyalty) {
			$loyalty = new LoyaltyModule((int)$id_loyalty);
			$totalPrice = LoyaltyModule::getDiscountValueByPrice($totalPrice);;
			$loyalty->discount_value = $loyalty->discount_value - number_format($totalPrice, 2, '.', '');
			if ($loyalty->discount_value<=0) {
				$loyalty->discount_value = 0;
				$loyalty->id_loyalty_state = (int)LoyaltyStateModule::getCancelId();
			}
			$loyalty->id_order = (int)$params['orderReturn']->id_order;
			$loyalty->id_customer = (int)$params['orderReturn']->id_customer;
			$loyalty->save();
		}
	}

	/* Hook display on shopping cart summary */
	public function hookShoppingCart($params)
	{
		global $site_version, $smarty;
		// if ($site_version == 'es') {
		// 	return;
		// }
		include_once(dirname(__FILE__).'/LoyaltyModule.php');

		if (Validate::isLoadedObject($params['cart']))
		{
			$discount_value = LoyaltyModule::getCartDiscountValue($params['cart']);
			$smarty->assign(array(
				 'discount_value' => $discount_value,
				 'voucher' => $discount_value,
				 'guest_checkout' => (int)Configuration::get('PS_GUEST_CHECKOUT_ENABLED')
			));
		} else {
			$smarty->assign(array('discount_value' => 0));
		}

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

	/* Hook called when a new order is created */
	public function hookNewOrder($params)
	{
		include_once(dirname(__FILE__).'/LoyaltyStateModule.php');
		include_once(dirname(__FILE__).'/LoyaltyModule.php');

		if (!Validate::isLoadedObject($params['customer']) OR !Validate::isLoadedObject($params['order']))
			die(Tools::displayError('Missing parameters'));

		global $site_version;
		// if ($site_version == 'es' || (int)$params['order']->id_lang == 3) {
		// 	return true;
		// }
		$loyalty = new LoyaltyModule();
		$loyalty->id_customer = (int)$params['customer']->id;
		$loyalty->id_order = (int)$params['order']->id;
		$loyalty->discount_value = (float)LoyaltyModule::getOrderDiscountValue($params['order']);
		if (!Configuration::get('PS_LOYALTY_NONE_AWARD') AND $loyalty->discount_value == 0)
			$loyalty->id_loyalty_state = LoyaltyStateModule::getNoneAwardId();
		else
			$loyalty->id_loyalty_state = LoyaltyStateModule::getDefaultId();
		return $loyalty->save();
	}

	/* Hook called when an order change its status */
	public function hookUpdateOrderStatus($params)
	{
		include_once(dirname(__FILE__).'/LoyaltyStateModule.php');
		include_once(dirname(__FILE__).'/LoyaltyModule.php');

		if (!Validate::isLoadedObject($params['newOrderStatus']))
			die(Tools::displayError('Missing parameters'));
		$newOrder = $params['newOrderStatus'];
		$order = new Order((int)($params['id_order']));
		// if ($order->id_lang == 3) {
		// 	return true;
		// }
		if ($order AND !Validate::isLoadedObject($order))
			die(Tools::displayError('Incorrect object Order.'));
		$this->instanceDefaultStates();

		if ($newOrder->id == $this->loyaltyStateValidation->id_order_state OR $newOrder->id == $this->loyaltyStateCancel->id_order_state)
		{
			if (!Validate::isLoadedObject($loyalty = new LoyaltyModule(LoyaltyModule::getByOrderId($order->id))))
				return false;
			if ((int)Configuration::get('PS_LOYALTY_NONE_AWARD') AND $loyalty->id_loyalty_state == LoyaltyStateModule::getNoneAwardId())
				return true;

			if ($newOrder->id == $this->loyaltyStateValidation->id_order_state && $loyalty->id_loyalty_state != LoyaltyStateModule::getCancelId())
			{
				$loyalty->id_loyalty_state = LoyaltyStateModule::getValidationId();
				if ((float)($loyalty->discount_value) == 0) {
					$loyalty->discount_value = LoyaltyModule::getOrderDiscountValue($order);
				}
			}
			elseif ($newOrder->id == $this->loyaltyStateCancel->id_order_state)
			{
				$loyalty->id_loyalty_state = LoyaltyStateModule::getCancelId();
				$loyalty->discount_value = 0;
			}
			return $loyalty->save();
		}
		return true;
	}

	/* Hook display in tab AdminCustomers on BO */
	public function hookAdminCustomers($params)
	{
		include_once(dirname(__FILE__).'/LoyaltyModule.php');
		include_once(dirname(__FILE__).'/LoyaltyStateModule.php');

		$customer = new Customer((int)$params['id_customer']);
		if ($customer AND !Validate::isLoadedObject($customer))
			die(Tools::displayError('Incorrect object Customer.'));

		$details = LoyaltyModule::getAllByIdCustomer((int)$params['id_customer'], (int)$params['cookie']->id_lang);
		$valid_orders = LoyaltyModule::getAllByIdCustomerCustom((int)$params['id_customer'], (int)$params['cookie']->id_lang, true, false, $nb = 10, $page = 1, false);

		if (!empty($valid_orders)) {
			$discount_value = LoyaltyModule::getVoucherValueByPercentOfOrder($valid_orders, (int)Configuration::get('PS_CURRENCY_DEFAULT'));
		} else {
			$discount_value = 0;
		}

		$html = '
		<br /><h2>'.$this->l('Loyalty progam').' ('.Tools::displayPrice($discount_value, (int)Configuration::get('PS_CURRENCY_DEFAULT')).')</h2>';

		if (!$details || empty($details)) {
			return $html.' '.$this->l('This customer has no points');
		}

		$html .= '
		<table cellspacing="0" cellpadding="0" class="table">
			<tr style="background-color:#F5E9CF; padding: 0.3em 0.1em;">
				<th>'.$this->l('Order').'</th>
				<th>'.$this->l('Date').'</th>
				<th>'.$this->l('Discount').'</th>
				<th>'.$this->l('Discount Status').'</th>
			</tr>';
		foreach ($details AS $key => $loyalty)
		{
			$html.= '
			<tr style="background-color: '.($key % 2 != 0 ? '#FFF6CF' : '#FFFFFF').';">
				<td>'.((int)$loyalty['id'] > 0 ? '<a style="color: #268CCD; font-weight: bold; text-decoration: underline;" href="index.php?tab=AdminOrders&id_order='.$loyalty['id'].'&vieworder&token='.Tools::getAdminToken('AdminOrders'.(int)(Tab::getIdFromClassName('AdminOrders')).(int)($params['cookie']->id_employee)).'">'.$this->l('#').sprintf('%06d', $loyalty['id']).'</a>' : '--').'</td>
				<td>'.Tools::displayDate($loyalty['date'], (int)($params['cookie']->id_lang)).'</td>
				<td>'.Tools::displayPrice((float)$loyalty['discount_value'],(int)Configuration::get('PS_CURRENCY_DEFAULT')).'</td>
				<td>'.$loyalty['state'].'</td>
			</tr>';
		}
		$html.= '
			<tr>
				<td>&nbsp;</td>
				<td>'.$this->l('Voucher value:').'</td>
				<td>'.Tools::displayPrice($discount_value, new Currency((int)Configuration::get('PS_CURRENCY_DEFAULT'))).'</td>
				<td>&nbsp;</td>
			</tr>
		</table>';

		return $html;
	}

	public function hookCancelProduct($params)
	{
		include_once(dirname(__FILE__).'/LoyaltyStateModule.php');
		include_once(dirname(__FILE__).'/LoyaltyModule.php');

		if (!Validate::isLoadedObject($params['order'])
			OR !Validate::isLoadedObject($orderDetail = new OrderDetail((int)($params['id_order_detail'])))
			OR !Validate::isLoadedObject($loyalty = new LoyaltyModule((int)(LoyaltyModule::getByOrderId((int)($params['order']->id)))))
		) {
			return false;
		}

		if ($orderDetail->product_quantity_discount>0) {
			$product_price = $orderDetail->product_quantity_discount;
		} elseif ($orderDetail->reduction_percent>0) {
			$reduction = ($orderDetail->product_price * (1 + $orderDetail->tax_rate / 100)) * ($orderDetail->reduction_percent / 100);
			$product_price = ($orderDetail->product_price * (1 + $orderDetail->tax_rate / 100)) - $reduction;
		}
		$price = (float)($product_price * $orderDetail->product_quantity_refunded);
		$price = LoyaltyModule::getDiscountValueByPrice($price);
		$price = $loyalty->discount_value - number_format($price, 2, '.', '');
		if ($price>0) {
			$loyalty->discount_value = $price;
		} else {
			$loyalty->discount_value = 0;
			$loyalty->id_loyalty_state = (int)LoyaltyStateModule::getCancelId();
		}
		$loyalty->save();

		return;
	}

	public function getL($key)
	{
		$translations = array(
		'Awaiting validation' => $this->l('Awaiting validation'),
		'Available' => $this->l('Available'),
		'Cancelled' => $this->l('Cancelled'),
		'Already converted' => $this->l('Already converted'),
		'Unavailable on discounts' => $this->l('Unavailable on discounts'),
		'Not available on discounts.' => $this->l('Not available on discounts.'));

		return (array_key_exists($key, $translations)) ? $translations[$key] : $key;
	}
}