<?php
/*
ARKCommerce
Copyright (C) 2017-2018 Milan Semen

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see https://www.gnu.org/licenses/
*/
//////////////////////////////////////////////////////////////////////////////////////////
// START OF ARKCOMMERCE WOO INTEGRATION FUNCTIONS										//
//////////////////////////////////////////////////////////////////////////////////////////
// Prohibit direct access
if( !defined( 'ABSPATH' ) ) exit;

//////////////////////////////////////////////////////////////////////////////////////////
// Add ARK Crypto Currency to WooCommerce List of Store Currencies (As Custom Currency)	//
// @return str $currencies																//
//////////////////////////////////////////////////////////////////////////////////////////
function arkcommerce_add_ark_currency( $currencies ) 
{
	// Add ISO 4217 currency identifier
	$currencies['ARK'] = 'ARK';
	return $currencies;
}
add_filter( 'woocommerce_currencies', 'arkcommerce_add_ark_currency' );

//////////////////////////////////////////////////////////////////////////////////////////
// Add the ARK Crypto Currency Symbol to WooCommerce (As Custom Currency)				//
// @return str $currency_symbol															//
//////////////////////////////////////////////////////////////////////////////////////////
function arkcommerce_add_ark_currency_symbol( $currency_symbol, $currency ) 
{
	switch( $currency ) 
	{
		// Add ISO 4217 currency symbol
		case 'ARK': $currency_symbol = 'Ѧ'; break;
	}
	return $currency_symbol;
}
add_filter('woocommerce_currency_symbol', 'arkcommerce_add_ark_currency_symbol', 10, 2);

//////////////////////////////////////////////////////////////////////////////////////////
// Convert Potentially Complex Price Sring(s) to Float(s)								//
// @param str $price_input																//
// @return float $price/float arr $amounts												//
//////////////////////////////////////////////////////////////////////////////////////////
function arkcommerce_price_number_conversion( $price_input )
{
	// Gather and/or set variables
	$cs = get_woocommerce_currency_symbol();
	
	// Determine whether input is one or more strings
	if( substr_count( $price_input, $cs ) > 1 )
	{
		// More than one price contained in input string
		$pricearray = explode( " ", $price_input );
		foreach( $pricearray as $price )
		{
			// Clear witespaces and currency symbol
			$price = trim( $price );
			$price = str_replace( ' ', '', $price );
			$price = str_replace( $cs, '', $price );
    
			// Check case where string has "," and "."
			$dot = strpos( $price, '.' );
			$semi = strpos( $price, ',' );
			if( $dot !== false && $semi !== false )
			{
				// Change fraction sign to #, we change it again later
				$price = str_replace( '#', '', $price ); 
				if( $dot < $semi ) $price = str_replace( ',', '#', $price );
				else $price = str_replace( '.', '#', $price );
		
				// Remove another ",", "." and change "#" to "."
				$price = str_replace( [',', '.', '#'], ['','', '.'], $price );
			}
			// Clear usless elements
			$price = str_replace( ',', '.', $price ); 
			$price = preg_replace( "/[^0-9\.]/", "", $price );
	
			// Convert to float
			$price = floatval( $price );
		
			// Add to result array if not 0 (the process produces several 0 values) 
			if( $price != 0 ) $amounts[] = $price;
		}
		return $amounts;
	}
	// One price contained in input string
	else
	{
		// Clear witespaces and currency symbol
		$price = trim( $price_input );
		$price = str_replace( ' ', '', $price );
		$price = str_replace( $cs, '', $price );
    
		// Check case where string has "," and "."
		$dot = strpos( $price, '.' );
		$semi = strpos( $price, ',' );
		if( $dot !== false && $semi !== false )
		{
			// Change fraction sign to #, we change it again later
			$price = str_replace( '#', '', $price ); 
			if( $dot < $semi ) $price = str_replace( ',', '#', $price );
			else $price = str_replace( '.', '#', $price );
		
			// Remove another ",", "." and change "#" to "."
			$price = str_replace( [',', '.', '#'], ['','', '.'], $price );
		}
		// Clear usless elements
		$price = str_replace( ',', '.', $price ); 
		$price = preg_replace( "/[^0-9\.]/", "", $price );
	
		// Convert to float and return the result
		$price = floatval( $price );
		
		// Return result
		return $price;
	}
}
//////////////////////////////////////////////////////////////////////////////////////////
// Currency Check of the Store															//
// @return bool $currency_supported														//
//////////////////////////////////////////////////////////////////////////////////////////
function arkcommerce_check_currency_support() 
{
	// Gather and/or set variables
	$store_currency = get_woocommerce_currency();
	
	// List supported currencies (coinmarketcap.com listings as of 6/2018)
	$supported_currencies = array( "ARK", "BTC", "USD", "AUD", "BRL", "CAD", "CHF", "CLP", "CNY", "CZK", "DKK", "EUR", "GBP", "HKD", "HUF", "IDR", "ILS", "INR", "JPY", "KRW", "MXN", "MYR", "NOK", "NZD", "PHP", "PKR", "PLN", "RUB", "SEK", "SGD", "THB", "TRY", "TWD", "ZAR" );
	
	// Currency support check
	if( in_array( $store_currency, $supported_currencies ) ) $currency_supported = true;
	else $currency_supported = false;
	
	// Return result
	return $currency_supported;
}
//////////////////////////////////////////////////////////////////////////////////////////
// ARKCommerce Dual Price Display														//
// @param str $price																	//
// @return str $price																	//
//////////////////////////////////////////////////////////////////////////////////////////
function arkcommerce_dual_price_display( $price )
{
	// Gather and/or set variables
	$arkgatewaysettings = get_option( 'woocommerce_ark_gateway_settings' );
	$store_currency = get_woocommerce_currency();

	// Show ARK price if default store currency other than ARK is chosen and dual price display is switched on
	if( $store_currency != 'ARK' && $arkgatewaysettings['arkdualprice'] == 'on' )
	{
		// Clean up price string and convert to float
		$float_price = arkcommerce_price_number_conversion( $price );
		
		if( is_array( $float_price ) )
		{
			// Variable price detected
			if( substr_count( $price, "&ndash" ) > 0 )
			{
				$arkprice = ( '<br>Ѧ' . arkcommerce_conversion_into_ark ( $float_price[0] ) . ' –' );
				$arkprice .= ( '<br>Ѧ' . arkcommerce_conversion_into_ark ( $float_price[1] ) );
				$price .= $arkprice;
				return $price;
			}
			// Sale price detected
			else
			{
				$arkprice = ( '<br><del>Ѧ' . arkcommerce_conversion_into_ark ( $float_price[0] ) . '</del>' );
				$arkprice .= ( '<br>Ѧ' . arkcommerce_conversion_into_ark ( $float_price[1] ) );
				$price .= $arkprice;
				return $price;
			}
		}
		// Regular price detected
		else
		{
			$arkprice = ( '<br>Ѧ' . arkcommerce_conversion_into_ark ( $float_price ) );
			$price .= $arkprice;
			return $price;
		}
	}
	// Price already in ARK
	else return $price;
}
add_filter( 'woocommerce_get_price_html', 'arkcommerce_dual_price_display' );
add_filter( 'woocommerce_cart_item_price', 'arkcommerce_dual_price_display' );
add_filter( 'woocommerce_cart_item_subtotal', 'arkcommerce_dual_price_display' );

//////////////////////////////////////////////////////////////////////////////////////////
// Display ARK Price+Timeout Notice To Customers at Cart Checkout						//
// @output arkcommercecheckoutnotice													//
//////////////////////////////////////////////////////////////////////////////////////////
function arkcommerce_display_checkout_arkprice() 
{
	// Gather and/or set variables
	global $woocommerce;
	$arkgatewaysettings = get_option( 'woocommerce_ark_gateway_settings' );
	$store_currency = get_woocommerce_currency();

	// Check if ARK is already chosen as main currency and do nothing if so
	if( $store_currency != 'ARK' ) 
	{
		// Gather and prepare fiat prices
		$total_float = arkcommerce_price_number_conversion( WC()->cart->get_cart_total() );
		$shipping_float = arkcommerce_price_number_conversion( WC()->cart->get_shipping_total() );
		
		// Execute conversion from fiat to ARK
		$arkprice = arkcommerce_conversion_into_ark( ( $total_float + $shipping_float ) );
		
		// Assemble the cart notice
		$arkcommercecheckoutnotice = ( '<span class="dashicons-before dashicons-arkcommerce"> </span> <strong>' . __( 'Total', 'arkcommerce' ) . ': Ѧ' . $arkprice . '<br></strong><small>' . __( 'Order Expiry', 'arkcommerce' ) . ': ' . arkcommerce_get_order_timeout() . '</small>' );
	}
	else $arkcommercecheckoutnotice = ( '<span class="dashicons-before dashicons-arkcommerce"> </span> <small>' . __( 'Order Expiry', 'arkcommerce' ). ': ' . arkcommerce_get_order_timeout() . '</small>' );
	
	// Output the checkout notice
	wc_print_notice( $arkcommercecheckoutnotice, 'notice' );
}
add_action( 'woocommerce_review_order_before_payment', 'arkcommerce_display_checkout_arkprice' );

//////////////////////////////////////////////////////////////////////////////////////////
// Display ARK Price+Timeout Notice to Customers at Cart Checkout						//
// @output arkcommercecheckoutnotice													//
//////////////////////////////////////////////////////////////////////////////////////////
function arkcommerce_display_cart_arkprice() 
{
	// Gather and/or set variables
	global $woocommerce;
	$arkgatewaysettings = get_option( 'woocommerce_ark_gateway_settings' );
	$store_currency = get_woocommerce_currency();

	// Check if ARK is already chosen as main currency and do nothing if so
	if( $store_currency != 'ARK' ) 
	{
		// Gather and prepare fiat prices
		$total_float = arkcommerce_price_number_conversion( WC()->cart->get_cart_total() );
		$shipping_float = arkcommerce_price_number_conversion( WC()->cart->get_shipping_total() );
		
		// Execute conversion from fiat to ARK
		$arkprice = arkcommerce_conversion_into_ark( ( $total_float + $shipping_float ) );
		
		// Assemble the cart notice
		$arkcommercecartnotice = ( '<span class="dashicons-before dashicons-arkcommerce"> </span> <strong>' . __( 'Total', 'arkcommerce' ) . ': Ѧ' . $arkprice . '<br></strong><small>' . __( 'Order Expiry', 'arkcommerce' ) . ': ' . arkcommerce_get_order_timeout() . '</small>' );
	}
	else $arkcommercecartnotice = ( '<span class="dashicons-before dashicons-arkcommerce"> </span> <small>' . __( 'Order Expiry', 'arkcommerce' ). ': ' . arkcommerce_get_order_timeout() . '</small>' );
	
	// Output the cart notice if enabled
	if( $arkgatewaysettings['arkdisplaycart'] == 'on' )	wc_print_notice( $arkcommercecartnotice, 'notice' );
}
add_action( 'woocommerce_proceed_to_checkout', 'arkcommerce_display_cart_arkprice' );

//////////////////////////////////////////////////////////////////////////////////////////
// 		Content for Order Data for Received/'Thank You' Page And Order Email			//
// 		@param $order_id																//
// 		@param $arkprice																//
// 		@return str $arkcommerceinformation												//
//////////////////////////////////////////////////////////////////////////////////////////
function arkcommerce_order_data_content( $order_id, $arkprice ) 
{
	// Gather and/or set variables
	$arkgatewaysettings = get_option( 'woocommerce_ark_gateway_settings' );
	$store_currency = get_woocommerce_currency();
	$timeout = arkcommerce_get_order_timeout();
	
	// DARK Mode settings
	if( $arkgatewaysettings['darkmode'] == 'yes' ) $storewalletaddress = $arkgatewaysettings['darkaddress'];
	else $storewalletaddress = $arkgatewaysettings['arkaddress'];

	// Include the QR Code of store ARK wallet address and form a table containing the store ARK address, order number, and amount total
	$qrcode = sprintf( '<hr><table><tr><th><img alt="QRCODE" width="130" height="130" src="%s"></th><td>%s</td></tr></table><hr>', ( plugin_dir_url( __FILE__ ) . 'assets/images/qrcode.png' ), wptexturize( $arkgatewaysettings['instructions'] ) );
	$arktable = sprintf( '<table><tr><th><b>' . __( 'ARK Wallet Address', 'arkcommerce' ) . '</b></th><td>%s</td></tr><tr><th><b>SmartBridge</b></th><td>%s</td></tr><tr><th><b>' . __( 'ARK Total', 'arkcommerce' ) . '</b></th><td>Ѧ%s</td></tr><tr><th><b>' . __( 'Order Expiry', 'arkcommerce' ) . '</b></th><td>%s</td></tr></table><hr>', $storewalletaddress, $order_id, $arkprice, $timeout );	
				
	// Compese and return the QR Code, admin-defined instructions in the complete ARKCommerce data table
	$arkcommerceinformation = ( $qrcode . wptexturize ( $arktable ) );
	return $arkcommerceinformation;
}
//////////////////////////////////////////////////////////////////////////////////////////
// END OF ARKCOMMERCE WOO INTEGRATION FUNCTIONS											//
//////////////////////////////////////////////////////////////////////////////////////////