تابع ووکامرسی wc_get_weight تبدیل وزن محصول به واحد مورد نظر

تابع ووکامرسی wc_get_weight – تبدیل وزن محصول به واحد مورد نظر

(float) wc_get_weight( (int|float) $weight, (string) $to_unit, (string) $from_unit = '' ); 

if ( !function_exists( 'wc_get_weight' ) ) { 
    require_once ABSPATH . PLUGINDIR . 'woocommerce/includes/wc-formatting-functions.php'; 
} 
  
// The weight. 
$weight = null; 
  
// 'g', 'kg', 'lbs', 'oz' 
$to_unit = ''; 
  
// (optional) 'g', 'kg', 'lbs', 'oz' 
$from_unit = ''; 
  
// NOTICE! Understand what this does before running. 
$result = wc_get_weight($weight, $to_unit, $from_unit); 
    

function wc_get_weight( $weight, $to_unit, $from_unit = '' ) { 
    $weight = (float) $weight; 
    $to_unit = strtolower( $to_unit ); 
 
    if ( empty( $from_unit ) ) { 
        $from_unit = strtolower( get_option( 'woocommerce_weight_unit' ) ); 
    } 
 
    // Unify all units to kg first. 
    if ( $from_unit !== $to_unit ) { 
        switch ( $from_unit ) { 
            case 'g' : 
                $weight *= 0.001; 
                break; 
            case 'lbs' : 
                $weight *= 0.453592; 
                break; 
            case 'oz' : 
                $weight *= 0.0283495; 
                break; 
        } 
 
        // Output desired unit. 
        switch ( $to_unit ) { 
            case 'g' : 
                $weight *= 1000; 
                break; 
            case 'lbs' : 
                $weight *= 2.20462; 
                break; 
            case 'oz' : 
                $weight *= 35.274; 
                break; 
        } 
    } 
 
    return ( $weight < 0 ) ? 0 : $weight; 
}