<?php
	error_reporting(E_ALL);
	ini_set('display_errors', '1');
	require('../wp-load.php');
	global $wpdb;
	$amount = $_POST['amount'];
	$description = $_POST['description'];
	$invoice_id = $_POST['invoice_id'];
	$subject = $_POST['subject'];
	$itemized = $_POST['itemized'];

	$user_id = $_POST['user_id'];

	//Update User Information
	$first_name = $_POST['wp_invoice_first_name'];
	$last_name = $_POST['wp_invoice_last_name'];
	$shipping_address = $_POST['shipping_address'];
	$shipping_city = $_POST['shipping_city'];
	$shipping_state = $_POST['shipping_state'];
	$shipping_zip = $_POST['shipping_zip'];
	$shipping_country = $_POST['shipping_country'];
	$shipping_service = $_POST['shipping_service'];
	$user_email = $_POST['email'];

	if(!empty($user_id) && $user_id != 0) {
	   $user_info = array();
	   $user_info['wp_invoice_first_name'] = $first_name;
	   $user_info['wp_invoice_last_name'] = $last_name;
   	   $user_info['wp_invoice_new_user_username'] = $user_email;
	   $user_info['wp_invoice_new_user_email_address'] = $user_email;
 	   $user_id = wp_invoice_create_wp_user($user_info, true);
	}

	if(!empty($first_name)) update_user_meta($user_id, 'first_name', $first_name);
	if(!empty($last_name)) update_user_meta($user_id, 'last_name', $last_name);

	if(!empty($shipping_address)) update_user_meta($user_id, 'shipping_address',$_POST['shipping_address']);
	if(!empty($shipping_city)) update_user_meta($user_id, 'shipping_city', $_POST['shipping_city']);
	if(!empty($shipping_state)) update_user_meta($user_id, 'shipping_state', $_POST['shipping_state']);
	if(!empty($shipping_zip)) update_user_meta($user_id, 'shipping_zip', $_POST['shipping_zip']);
	if(!empty($shipping_country)) update_user_meta($user_id, 'shipping_country',$_POST['shipping_country']);

	// Itemized List
	array_values($itemized);
	$itemized = urlencode(serialize($itemized));

	// Check if this is a new invoice, or an update
	if(wp_invoice_does_invoice_exist($invoice_id)) {
		// Updating Old Invoice

		if(wp_invoice_get_invoice_attrib($invoice_id,'subject') != $subject) { $wpdb->query("UPDATE ".WP_Invoice::tablename('main')." SET subject = '$subject' WHERE invoice_num = $invoice_id"); 			wp_invoice_update_log($invoice_id, 'updated', ' Subject Updated '); $message .= "Subject updated. ";}
		if(wp_invoice_get_invoice_attrib($invoice_id,'description') != $description) { $wpdb->query("UPDATE ".WP_Invoice::tablename('main')." SET description = '$description' WHERE invoice_num = $invoice_id"); 			wp_invoice_update_log($invoice_id, 'updated', ' Description Updated '); $message .= "Description updated. ";}
		if(wp_invoice_get_invoice_attrib($invoice_id,'amount') != $amount) { $wpdb->query("UPDATE ".WP_Invoice::tablename('main')." SET amount = '$amount' WHERE invoice_num = $invoice_id"); 			wp_invoice_update_log($invoice_id, 'updated', ' Amount Updated '); $message .= "Amount updated. ";}
		if(wp_invoice_get_invoice_attrib($invoice_id,'itemized') != $itemized) { $wpdb->query("UPDATE ".WP_Invoice::tablename('main')." SET itemized = '$itemized' WHERE invoice_num = $invoice_id"); 			wp_invoice_update_log($invoice_id, 'updated', ' Itemized List Updated '); $message .= "Itemized List updated. ";}
	}
	else {
		// Create New Invoice

		if($wpdb->insert(WP_Invoice::tablename('main'), array( 'amount' => $amount, 'description' => $description, 'invoice_num' => $invoice_id, 'user_id' => $user_id, 'subject' => $subject, 'itemized' => $itemized))) {
			$message = __("New Invoice saved.", WP_INVOICE_TRANS_DOMAIN);
			wp_invoice_update_log($invoice_id, 'created', ' Created ');;
		}
		else {
			$error = true; $message = __("There was a problem saving invoice.  Try deactivating and reactivating plugin.", WP_INVOICE_TRANS_DOMAIN);
		}
	}

	if($message && $invoice_id) {
	$invoice_class = new wp_invoice_get($invoice_id);
	$invoice = $invoice_class->data;
	$invoice_link = " <a href='".$invoice->pay_link."' target='_blank'>".__("View Web Invoice", WP_INVOICE_TRANS_DOMAIN)."</a>.";

	$message .= $invoice_link;
	$email_content = 'Dear ' . $first_name . ' ' . $last_name .
		',\nSlides.com has sent you a  web invoice in the amount of $' .
		$amount .
		'.\n\nYou may pay, view and print the invoice online by visiting the following link:\n' .
		$invoice->pay_link .
		'\n\nBest regards,\nSlides.com ( Slides@slides.com )';
	wp_invoice_update_invoice_meta($invoice_id, 'email_message_content', $email_content);

	$to = "orders@slides.com";
	$subject = 'Need:' . $_POST['nbdate'] . ' Order #' .$invoice_id . ' for ' . $first_name . ' ' . $last_name;
	$invoice_class = new wp_invoice_get($invoice_id);
	$invoice = $invoice_class->data;
	$email_message = 'Shipping Information:\n\n' .$first_name . ' ' . $last_name . '\n' .
		$shipping_address . '\n' . $shipping_city . ', ' .$shipping_zip .
		' ' . $shipping_state . '\n' . $shipping_country . '\n' .
		$invoice->user_class->user_email . '\n' .
		$_POST['phone'] . '\n' . $_POST['sphone'] . '\n' . '\n\n' . $shipping_service .
		'\n\n Copy of Customer email:\n' . $email_content;
	$email_message = str_replace('\n', '<br>', $email_message);

	$headers  = 'MIME-Version: 1.0' . "\r\n";
	$headers .= 'Content-type: text/html; charset=iso-8859-1' . "\r\n";
	$headers .= "From: Slides.com <admin@slides.com>\r\n";
	mail($to, $subject, $email_message, $headers);

	}

	echo $message;

	// Update Invoice Settings
	wp_invoice_update_invoice_meta($invoice_id, 'wp_invoice_currency_code', 'USD');
	wp_invoice_update_invoice_meta($invoice_id, 'wp_invoice_payment_method', 'cc');
	wp_invoice_update_invoice_meta($invoice_id, 'wp_invoice_client_change_payment_method', 'yes');
	wp_invoice_update_invoice_meta($invoice_id, 'wp_invoice_paypal_allow', 'yes');
	wp_invoice_update_invoice_meta($invoice_id, 'wp_invoice_paypal_address', 'davidsieverding@mail.slides.com');
	wp_invoice_update_invoice_meta($invoice_id, 'wp_invoice_cc_allow', 'yes');

	// Update Transaction Settings
	wp_invoice_update_invoice_meta($invoice_id, 'wp_invoice_gateway_url', get_option('wp_invoice_gateway_url'));
	wp_invoice_update_invoice_meta($invoice_id, 'wp_invoice_gateway_tran_key', get_option('wp_invoice_gateway_tran_key'));
	wp_invoice_update_invoice_meta($invoice_id, 'wp_invoice_gateway_username', get_option('wp_invoice_gateway_username'));
	wp_invoice_update_invoice_meta($invoice_id, 'wp_invoice_recurring_gateway_url', get_option('wp_invoice_recurring_gateway_url'));
	wp_invoice_update_invoice_meta($invoice_id, 'wp_invoice_gateway_delim_char', get_option('wp_invoice_gateway_delim_char'));
	wp_invoice_update_invoice_meta($invoice_id, 'wp_invoice_gateway_encap_char', get_option('wp_invoice_gateway_encap_char'));
	wp_invoice_update_invoice_meta($invoice_id, 'wp_invoice_gateway_merchant_email', get_option('wp_invoice_gateway_merchant_email'));
	wp_invoice_update_invoice_meta($invoice_id, 'wp_invoice_gateway_email_customer', get_option('wp_invoice_gateway_email_customer'));
	wp_invoice_update_invoice_meta($invoice_id, 'wp_invoice_gateway_MD5Hash', get_option('wp_invoice_gateway_MD5Hash'));
	wp_invoice_update_invoice_meta($invoice_id, 'wp_invoice_gateway_delim_data', get_option('wp_invoice_gateway_delim_data'));

	wp_send_single_invoice($invoice_id, false, false);
?>
	// WP Invoice reference function

function wp_invoice_create_wp_user($p, $send_notification = false) {

	$username = $p['wp_invoice_new_user_username'];
	if(!$username or wp_invoice_username_taken($username)) {
		$username = wp_invoice_get_user_login_name();
	}

	$generated_password = wp_generate_password();

	$userdata = array(
	 'user_pass' => $generated_password,
	 'user_login' => $username,
	 'user_email' => $p['wp_invoice_new_user_email_address'],
	 'first_name' => $p['wp_invoice_first_name'],
	 'last_name' =>  $p['wp_invoice_last_name']);

	if(empty($p['wp_invoice_new_user_email_address']))
		return false;

	$wpuid = wp_insert_user($userdata);

	if($send_notification) {
		wp_new_user_notification($wpuid, $generated_password);
	}


	return $wpuid;
}