Price Currency

It changes currency in prices.

// Add Shortcode
function price_currency( $atts ) {

	// Attributes
	$atts = shortcode_atts(
		array(
			'kur' => 'dolar',
		),
		$atts,
		'currency'
	);

	$ret = '';
	
					$ret = '	<form method="POST">
			<select name="currency">
				<option value="dolar" name="dolar">$ USD</option>
				<option value="euro" name="euro">€ EUR</option>
				<option value="try" name ="try">₺ TRY</option>
				<option value="sterlin" name ="sterlin">£ GBP</option>
			</select>
			<input type = "submit" name ="buton" value = "getir">
		</form>';
	
					
	
					$post_meta = tourmaster_get_post_meta(get_the_ID(), 'tourmaster-tour-option');
					$extra_class = empty($post_meta['tour-price-discount-text'])? '': 'tourmaster-discount';
					$decimal_digit = tourmaster_get_option('general', 'header-price-decimal-digit', 0);
					if( !empty($post_meta['tour-price-text']) || !empty($post_meta['tour-price-discount-text']) ){
										$kurlar = simplexml_load_file("https://tcmb.gov.tr/kurlar/today.xml");
		 			$dolar =$kurlar -> Currency[0] -> BanknoteBuying;
		 			$euro = $kurlar -> Currency[3] -> BanknoteBuying;
		 			$sterlin = $kurlar -> Currency[4] -> BanknoteBuying;
		 		
	
					
					
						
						$ret  .= '<div class="tourmaster-tour-price-wrap ' . esc_attr($extra_class) . '" >';
						if( !empty($post_meta['tour-price-text']) ){
							$ret .= '<span class="tourmaster-tour-price" >';
							$ret .= '<span class="tourmaster-head">';
							$ret .= empty($settings['price-prefix-text'])? esc_html__('From', 'tourmaster'): $settings['price-prefix-text'];
							$ret .= '</span>';
							$ret .= '<span class="tourmaster-tail">' . tourmaster_money_format($post_meta['tour-price-text'], $decimal_digit) . '</span>';
							$ret .= '</span>';
						}
	
									
						if( !empty($post_meta['tour-price-discount-text']) ){
							$ret .= '<span class="tourmaster-tour-discount-price">';
							if($_POST){
								if($_POST["currency"] == "dolar"){
								    $atts = "dolar";
									$ret .='$'.(floor($post_meta['tour-price-discount-text']));
								}
								else if($_POST["currency"] == "try"){
								    $atts = "try";
									$post_meta['tour-price-discount-text'] = $post_meta['tour-price-discount-text'] * $dolar;
									$ret .='₺'.(floor($post_meta['tour-price-discount-text']));
								}
								else if($_POST["currency"] == "euro"){
								    $atts = "euro";
									$post_meta['tour-price-discount-text'] = $post_meta['tour-price-discount-text'] * $dolar/$euro;
									$ret .='€'.(floor($post_meta['tour-price-discount-text']));
								}
									else if($_POST["currency"] == "sterlin"){
								    $atts = "sterlin";
									$post_meta['tour-price-discount-text'] = $post_meta['tour-price-discount-text'] * $dolar/$sterlin;
									$ret .='£'.(floor($post_meta['tour-price-discount-text']));
								}
							}
							else  {
							    $atts = "dolar";
								$ret .='$'.($post_meta['tour-price-discount-text']);
								$ret .= '</span>';
							}
							//$ret .='$'.($post_meta['tour-price-discount-text']);
							//$ret .= '</span>';
							//$ret .= tourmast
						}
	
						if( !empty($settings['with-info']) ){
							$ret .= '<span class="fa fa-info-circle tourmaster-tour-price-info" data-rel="tipsy" title="';
							$ret .= esc_html__('The initial price based on 1 adult with the lowest price in low season', 'tourmaster');
							$ret .= '" >';
							$ret .= '</span>';
						}
						$ret .= '</div>';
					}
					
	
					return $ret;
	
				}
	

}
add_shortcode( 'currency', 'price_currency' );