prestapaystack.php

<?php
/*
 * 2016 Paystack
 *
 *  @author kendysonD
 */

if (!defined('_CAN_LOAD_FILES_'))
	exit;
include_once(_PS_MODULE_DIR_.'prestapaystack/classes/paystackcode.php');

class PrestaPaystack extends PaymentModule{
	private $_postErrors = array();

  public function __construct(){
      $this->name = 'prestapaystack';
      $this->tab = 'payments_gateways';
      $this->version = '1.0.3';
      $this->bootstrap = true;
      $this->author = 'Douglas Kendyson';
      $this->description = 'Paystack for prestashop, Accept online card payments in Naira.';
      $this->module_key = 'b3d1676652fa4e8c9be762f5ec29aa2b';
      parent::__construct();

      $this->displayName = 'Paystack';

			require(_PS_MODULE_DIR_.'prestapaystack/backward_compatibility/backward.php');
			$this->context->smarty->assign('base_dir', __PS_BASE_URI__);
	}
	public function install(){
    $this->registerHook('orderConfirmation');
		$this->registerHook('return');
		if (!parent::install() || !$this->registerHook('payment') || !$this->registerHook('return') || !$this->registerHook('orderConfirmation') ||
			!Db::getInstance()->Execute('CREATE TABLE IF NOT EXISTS `'._DB_PREFIX_.'paystack_txncodes` (
						`id` int(10) NOT NULL,
			`cart_id` int(11) NOT NULL,
			`code` varchar(32) DEFAULT NULL
			) ENGINE='._MYSQL_ENGINE_.' DEFAULT CHARSET=utf8;ALTER TABLE `'._DB_PREFIX_.'paystack_txncodes`
			  ADD PRIMARY KEY (`id`);ALTER TABLE `'._DB_PREFIX_.'paystack_txncodes`
				  MODIFY `id` int(10) NOT NULL AUTO_INCREMENT,AUTO_INCREMENT=24;')) // prod | test
			return false;

		if (!$this->installOrderState())
			return false;
      return true;
  }
	public function uninstall(){
		// Uninstall parent and unregister Configuration
		// Db::getInstance()->Execute('DROP TABLE IF EXISTS `'._DB_PREFIX_.'paystack_txncodes`');
		// $orderState = new OrderState((int)Configuration::get('VOGU_WAITING_PAYMENT'));
		// $orderState->delete();
		// Configuration::deleteByName('VOGU_WAITING_PAYMENT');
		if (!parent::uninstall())
			return false;
		return true;
	}

  public function getHookController($hook_name){
    // Include the controller file
    require_once(dirname(__FILE__).'/controllers/hook/'.$hook_name.'.php');

    // Build the controller name dynamically
    $controller_name = $this->name.$hook_name.'Controller';

    // Instantiate controller
    $controller = new $controller_name($this, __FILE__,$this->_path);

    // Return the controller
    return $controller;
  }
  public function installOrderState(){
		if (Configuration::get('PS_OS_PRESTAPAYSTACK_PAYMENT') < 1){
			$order_state = new OrderState();
			$order_state->send_email = false;
			$order_state->module_name = $this->name;
			$order_state->invoice = false;
			$order_state->color = '#98c3ff';
			$order_state->logable = true;
			$order_state->shipped = false;
			$order_state->unremovable = false;
			$order_state->delivery = false;
			$order_state->hidden = false;
			$order_state->paid = false;
			$order_state->deleted = false;
			$order_state->name = array((int)Configuration::get('PS_LANG_DEFAULT') => pSQL($this->l('Paystack - Awaiting payment')));
			$order_state->template = array();
			foreach (LanguageCore::getLanguages() as $l)
				$order_state->template[$l['id_lang']] = 'prestapaystack';

			// We copy the mails templates in mail directory
			foreach (LanguageCore::getLanguages() as $l)
			{
				$module_path = dirname(__FILE__).'/views/templates/mails/'.$l['iso_code'].'/';
				$application_path = dirname(__FILE__).'/../../mails/'.$l['iso_code'].'/';
				if (!copy($module_path.'prestapaystack.txt', $application_path.'prestapaystack.txt') ||
					!copy($module_path.'prestapaystack.html', $application_path.'prestapaystack.html'))
					return false;
			}

			if ($order_state->add())
			{
				// We save the order State ID in Configuration database
				Configuration::updateValue('PS_OS_PRESTAPAYSTACK_PAYMENT', $order_state->id);

				// We copy the module logo in order state logo directory
				copy(dirname(__FILE__).'/logo.png', dirname(__FILE__).'/../../img/os/'.$order_state->id.'.gif');
				copy(dirname(__FILE__).'/logo.png', dirname(__FILE__).'/../../img/tmp/order_state_mini_'.$order_state->id.'.gif');
			}
			else
				return false;
		}
		return true;
	}
	public function getContent()
	{
	  $controller = $this->getHookController('getContent');
	  return $controller->run();
	}
	public function hookReturn($params){
			$this->smarty->assign(array('vogURedirection' => Tools::getShopDomainSsl(true, true).__PS_BASE_URI__.'modules/'.$this->name.'/'));

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

	}

	public function validation($verification){
		$transaction = array();
		$t = array();
		if(Tools::getValue('txn_code') !== ''){
			$txn_code = Tools::getValue('txn_code');
			$amount = Tools::getValue('amounttotal');
			$email = Tools::getValue('email');
	    $o_exist = Db::getInstance()->executeS('SELECT * FROM `'._DB_PREFIX_.'paystack_txncodes`  WHERE `code` = "'.$txn_code.'"');//Rproduct::where('code', '=', $code)->first();

	    if (count($o_exist) > 0) {
				$idCart = @$o_exist[0][cart_id];
				$this->context->cart = @new Cart((int)$idCart);
			}
			if ($verification->status == 'success') {
				$email = $verification->data->customer->email;
				$date = $verification->data->transaction_date;
				$total = $verification->data->amount/100;
				$status = 'approved';
			}else{
				$date = date("Y-m-d h:i:sa");
				$email = $email;
				$total = $amount;
				$status = 'failed';
			}
			$transaction_id = $txn_code;
		}

		if (Validate::isLoadedObject($this->context->cart)){
				if ($this->context->cart->getOrderTotal() != $total){
					Logger::AddLog('[Paystack] The shopping card '.(int)$idCart.' doesn\'t have the correct amount expected during payment validation', 2, null, null, null, true);
				}else{
					$currency = new Currency((int)$this->context->cart->id_currency);
					if (trim(Tools::strtolower($status)) == 'approved'){
						$this->validateOrder((int)$this->context->cart->id, (int)Configuration::get('PS_OS_PAYMENT'), (float)$this->context->cart->getOrderTotal(), $this->displayName, $transaction_id, array(), NULL, false,	$this->context->cart->secure_key);
						$new_order = new Order((int)$this->currentOrder);
						if (Validate::isLoadedObject($new_order)){
							$payment = $new_order->getOrderPaymentCollection();
							$payment[0]->transaction_id = $transaction_id;
							$payment[0]->update();

						}else{
							Logger::AddLog('[Paystack] The shopping card '.(int)$idCart.' has an incorrect token given from VogU during payment validation', 2, null, null, null, true);
						}
					}else{
						Logger::AddLog('[Paystack] The shopping card '.(int)$idCart.' has an incorrect token given from VogU during payment validation', 2, null, null, null, true);
					}
				}
		}else{
			Logger::AddLog('[Paystack] The shopping card '.(int)$idCart.' was not found during the payment validation step', 2, null, null, null, true);
		}
	}
  public function hookDisplayPayment($params){
		if (!$this->active || Configuration::get('PAYSTACK_MODE') == '')
		return false;
    $controller = $this->getHookController('displayPayment');
    return $controller->run($params);
  }
	public function hookDisplayPaymentReturn($params){
		$controller = $this->getHookController('displayPaymentReturn');
		return $controller->run($params);
	}
}