catalog/controller/extension/payment/pp_standard.php

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<?php
class ControllerExtensionPaymentPPStandard extends Controller {
	public function index() {
		$this->load->language('extension/payment/pp_standard');

		$data['text_testmode'] = $this->language->get('text_testmode');
		$data['button_confirm'] = $this->language->get('button_confirm');

		$data['testmode'] = $this->config->get('payment_pp_standard_test');

		if (!$this->config->get('payment_pp_standard_test')) {
			$data['action'] = 'https://www.paypal.com/cgi-bin/webscr&pal=V4T754QB63XXL';
		} else {
			$data['action'] = 'https://www.sandbox.paypal.com/cgi-bin/webscr&pal=V4T754QB63XXL';
		}

		$this->load->model('checkout/order');

		$order_info = $this->model_checkout_order->getOrder($this->session->data['order_id']);

		if ($order_info) {
			$data['business'] = $this->config->get('payment_pp_standard_email');
			$data['item_name'] = html_entity_decode($this->config->get('config_name'), ENT_QUOTES, 'UTF-8');

			$data['products'] = array();

			foreach ($this->cart->getProducts() as $product) {
				$option_data = array();

				foreach ($product['option'] as $option) {
					if ($option['type'] != 'file') {
						$value = $option['value'];
					} else {
						$upload_info = $this->model_tool_upload->getUploadByCode($option['value']);
						
						if ($upload_info) {
							$value = $upload_info['name'];
						} else {
							$value = '';
						}
					}

					$option_data[] = array(
						'name'  => $option['name'],
						'value' => (utf8_strlen($value) > 20 ? utf8_substr($value, 0, 20) . '..' : $value)
					);
				}

				$data['products'][] = array(
					'name'     => htmlspecialchars($product['name']),
					'model'    => htmlspecialchars($product['model']),
					'price'    => $this->currency->format($product['price'], $order_info['currency_code'], false, false),
					'quantity' => $product['quantity'],
					'option'   => $option_data,
					'weight'   => $product['weight']
				);
			}

			$data['discount_amount_cart'] = 0;