<?php
/**
 * Email Template
 *
 * @package     EDD
 * @subpackage  Emails
 * @copyright   Copyright (c) 2018, Easy Digital Downloads, LLC
 * @license     http://opensource.org/licenses/gpl-2.0.php GNU Public License
 * @since       1.0
 */

// Exit if accessed directly
defined('ABSPATH') || exit;

/**
 * Gets all the email templates that have been registerd. The list is extendable
 * and more templates can be added.
 *
 * As of 2.0, this is simply a wrapper to EDD_Email_Templates->get_templates()
 *
 * @since 1.0.8.2
 * @return array $templates All the registered email templates
 */
function edd_get_email_templates()
{
    $templates = new EDD_Emails;
    return $templates->get_templates();
}

/**
 * Email Template Tags
 *
 * @since 1.0
 *
 * @param string $message Message with the template tags
 * @param array $payment_data Payment Data
 * @param int $payment_id Payment ID
 * @param bool $admin_notice Whether or not this is a notification email
 *
 * @return string $message Fully formatted message
 */
function edd_email_template_tags($message, $payment_data, $payment_id, $admin_notice = false)
{
    echo '<br/>';
    echo 'edd_email_template_tags';
    echo '<br/>';
    return edd_do_email_tags($message, $payment_id);
}

/**
 * Email Preview Template Tags
 *
 * @since 1.0
 * @param string $message Email message with template tags
 * @return string $message Fully formatted message
 */
function edd_email_preview_template_tags($message)
{
    $download_list = '<ul>';
    $download_list .= '<li>' . __('Sample Product Title', 'easy-digital-downloads') . '<br />';
    $download_list .= '<div>';
    $download_list .= '<a href="#">' . __('Sample Download File Name', 'easy-digital-downloads') . '</a> - <small>' . __('Optional notes about this download.', 'easy-digital-downloads') . '</small>';
    $download_list .= '</div>';
    $download_list .= '</li>';
    $download_list .= '</ul>';

    $file_urls = esc_html(trailingslashit(get_site_url()) . 'test.zip?test=key&key=123');

    $price = edd_currency_filter(edd_format_amount(10.50));

    $gateway = edd_get_gateway_admin_label(edd_get_default_gateway());

    $receipt_id = strtolower(md5(uniqid()));

    $notes = __('These are some sample notes added to a product.', 'easy-digital-downloads');

    $tax = edd_currency_filter(edd_format_amount(1.00));

    $sub_total = edd_currency_filter(edd_format_amount(9.50));

    $payment_id = rand(1, 100);

    $user = wp_get_current_user();

    $message = str_replace('{download_list}', $download_list, $message);
    $message = str_replace('{file_urls}', $file_urls, $message);
    $message = str_replace('{name}', $user->display_name, $message);
    $message = str_replace('{fullname}', $user->display_name, $message);
    $message = str_replace('{username}', $user->user_login, $message);
    $message = str_replace('{date}', edd_date_i18n(current_time('timestamp')), $message);
    $message = str_replace('{subtotal}', $sub_total, $message);
    $message = str_replace('{tax}', $tax, $message);
    $message = str_replace('{price}', $price, $message);
    $message = str_replace('{receipt_id}', $receipt_id, $message);
    $message = str_replace('{payment_method}', $gateway, $message);
    $message = str_replace('{sitename}', get_bloginfo('name'), $message);
    $message = str_replace('{product_notes}', $notes, $message);
    $message = str_replace('{payment_id}', $payment_id, $message);
    $message = str_replace('{receipt_link}', edd_email_tag_receipt_link($payment_id), $message);
    $message = str_replace('{receipt}', edd_email_tag_receipt($payment_id), $message);

    $message = apply_filters('edd_email_preview_template_tags', $message);

    return apply_filters('edd_email_template_wpautop', true) ? wpautop($message) : $message;
}

/**
 * Email Template Preview
 *
 * @access private
 * @since 1.0.8.2
 */
function edd_email_template_preview()
{
    if (!current_user_can('manage_shop_settings')) {
        return;
    }

    ob_start();
    ?>
	<a href="<?php echo esc_url(add_query_arg(array('edd_action' => 'preview_email'), home_url())); ?>" class="button-secondary" target="_blank"><?php _e('Preview Purchase Receipt', 'easy-digital-downloads');?></a>
	<a href="<?php echo esc_url(wp_nonce_url(add_query_arg(array('edd_action' => 'send_test_email')), 'edd-test-email')); ?>" class="button-secondary"><?php _e('Send Test Email', 'easy-digital-downloads');?></a>
	<?php
echo ob_get_clean();
}
add_action('_email_settings', 'edd_email_template_preview');

/**
 * Displays the email preview
 *
 * @since 2.1
 * @return void
 */
function edd_display_email_template_preview()
{

    if (empty($_GET['edd_action'])) {
        return;
    }

    if ('preview_email' !== $_GET['edd_action']) {
        return;
    }

    if (!current_user_can('manage_shop_settings')) {
        return;
    }

    EDD()->emails->heading = edd_email_preview_template_tags(edd_get_option('purchase_heading', __('Purchase Receipt', 'easy-digital-downloads')));

    echo EDD()->emails->build_email(edd_email_preview_template_tags(edd_get_email_body_content(0, array())));

    exit;

}
add_action('template_redirect', 'edd_display_email_template_preview');

/**
 * Email Template Body
 *
 * @since 1.0.8.2
 * @param int $payment_id Payment ID
 * @param array $payment_data Payment Data
 * @return string $email_body Body of the email
 */
function edd_get_email_body_content($payment_id = 0, $payment_data = array())
{
    $default_email_body = __("Dear", "easy-digital-downloads") . " {name},\n\n";
    $default_email_body .= __("Thank you for your purchase. Please click on the link(s) below to download your files.", "easy-digital-downloads") . "\n\n";
    $default_email_body .= "{download_list}\n\n";
    $default_email_body .= "{sitename}";

    $email = edd_get_option('purchase_receipt', false);
    $email = $email ? stripslashes($email) : $default_email_body;   
    $email_body = apply_filters('edd_email_template_wpautop', true) ? wpautop($email) : $email;    
    $email_body = apply_filters('edd_purchase_receipt_' . EDD()->emails->get_template(), $email_body, $payment_id, $payment_data);
    return apply_filters('edd_purchase_receipt', $email_body, $payment_id, $payment_data);
}

/**
 * Sale Notification Template Body
 *
 * @since 1.7
 * @author Daniel J Griffiths
 * @param int $payment_id Payment ID
 * @param array $payment_data Payment Data
 * @return string $email_body Body of the email
 */
function edd_get_sale_notification_body_content($payment_id = 0, $payment_data = array())
{
    $payment = edd_get_payment($payment_id);
    $order = edd_get_order($payment_id);

    $name = $payment->email;
    if ($payment->user_id > 0) {
        $user_data = get_userdata($payment->user_id);
        if (!empty($user_data->display_name)) {
            $name = $user_data->display_name;
        }
    } elseif (!empty($payment->first_name) && !empty($payment->last_name)) {
        $name = $payment->first_name . ' ' . $payment->last_name;
    }

    $download_list = '';

    $order_items = $order->get_items();
    if (!empty($order_items)) {
        foreach ($order_items as $item) {
            $download_list .= html_entity_decode($item->product_name, ENT_COMPAT, 'UTF-8') . "\n";
        }
    }

    $gateway = edd_get_gateway_checkout_label($payment->gateway);

    $default_email_body = __('Hello', 'easy-digital-downloads') . "\n\n" . sprintf(__('A %s purchase has been made', 'easy-digital-downloads'), edd_get_label_plural()) . ".\n\n";
    $default_email_body .= sprintf(__('%s sold:', 'easy-digital-downloads'), edd_get_label_plural()) . "\n\n";
    $default_email_body .= $download_list . "\n\n";
    $default_email_body .= __('Purchased by: ', 'easy-digital-downloads') . " " . html_entity_decode($name, ENT_COMPAT, 'UTF-8') . "\n";
    $default_email_body .= __('Amount: ', 'easy-digital-downloads') . " " . html_entity_decode(edd_currency_filter(edd_format_amount($payment->total)), ENT_COMPAT, 'UTF-8') . "\n";
    $default_email_body .= __('Payment Method: ', 'easy-digital-downloads') . " " . $gateway . "\n\n";
    $default_email_body .= __('Thank you', 'easy-digital-downloads');

    $message = edd_get_option('sale_notification', false);
    $message = $message ? stripslashes($message) : $default_email_body;

    //$email_body = edd_email_template_tags( $email, $payment_data, $payment_id, true );
    $email_body = edd_do_email_tags($message, $payment_id);

    $email_body = apply_filters('edd_email_template_wpautop', true) ? wpautop($email_body) : $email_body;

    return apply_filters('edd_sale_notification', $email_body, $payment_id, $payment_data);
}

/**
 * Render Receipt in the Browser
 *
 * A link is added to the Purchase Receipt to view the email in the browser and
 * this function renders the Purchase Receipt in the browser. It overrides the
 * Purchase Receipt template and provides its only styling.
 *
 * @since 1.5
 * @author Sunny Ratilal
 * @param array $data The request data.
 */
function edd_render_receipt_in_browser($data)
{
    if (!isset($data['payment_key'])) {
        wp_die(__('Missing purchase key.', 'easy-digital-downloads'), __('Error', 'easy-digital-downloads'));
    }

    if (!empty($_POST['edd_action']) && !empty($_POST['edd_user_login']) && !empty($_POST['edd_login_nonce'])) {
        return;
    }

    $key = urlencode($data['payment_key']);

    ob_start();

    // Disallows caching of the page
    header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
    header("Cache-Control: no-store, no-cache, must-revalidate"); // HTTP/1.1
    header("Cache-Control: post-check=0, pre-check=0", false);
    header("Pragma: no-cache"); // HTTP/1.0
    header("Expires: Sat, 23 Oct 1977 05:00:00 PST"); // Date in the past
    ?>
<!DOCTYPE html>
<html lang="en">
	<head>
		<title><?php esc_html_e('Receipt', 'easy-digital-downloads');?></title>
		<meta charset="utf-8" />
		<meta name="robots" content="noindex, nofollow" />
		<?php wp_head();?>
		<style>
			body.edd_receipt_page {
				margin: 12px auto;
				align-items: center;
				border: 1px solid #cfcfcf;
				max-width: fit-content;
				padding: 12px 24px;
				border-radius: 8px;
			}

			.edd_receipt_page #edd_login_form fieldset {
				border: none;
				display: grid;
			}

			.edd_receipt_page #edd_login_form label,
			.edd_receipt_page #edd_login_form input[type=text],
			.edd_receipt_page #edd_login_form input[type=password]{
				display: block;
				width: 100%;
			}

			.edd_receipt_page th {
				text-align: left;
			}
		</style>
	</head>
<body class="<?php echo esc_attr(apply_filters('edd_receipt_page_body_class', 'edd_receipt_page')); ?>">
	<div id="edd_receipt_wrapper">
		<?php do_action('edd_render_receipt_in_browser_before');?>
		<?php echo do_shortcode('[edd_receipt payment_key=' . $key . ']'); ?>
		<?php do_action('edd_render_receipt_in_browser_after');?>
	</div>
<?php wp_footer();?>
</body>
</html>
<?php
echo ob_get_clean();
    die();
}
add_action('edd_view_receipt', 'edd_render_receipt_in_browser');