100 lines
2.3 KiB
PHP
100 lines
2.3 KiB
PHP
<?php
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/**
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* @brief Weight Object
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* @author <a href='https://www.invisioncommunity.com'>Invision Power Services, Inc.</a>
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* @copyright (c) Invision Power Services, Inc.
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* @license https://www.invisioncommunity.com/legal/standards/
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* @package Invision Community
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* @subpackage Nexus
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* @since 13 Feb 2014
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*/
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namespace IPS\nexus\Shipping;
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/* To prevent PHP errors (extending class does not exist) revealing path */
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if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
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{
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header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
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exit;
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}
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/**
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* Weight Object
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*/
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class _Weight
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{
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/**
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* @brief Conversion rates
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*/
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public static $conversionRates = array(
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'kg' => 1,
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'lb' => 0.45359237,
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'oz' => 0.028349523125
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);
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/**
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* @brief Weight in kilograms (naturally we use kilograms as per le système international d'unités like good boys)
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*/
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public $kilograms = 0;
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/**
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* Best display unit
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*
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* @param \IPS\Member|NULL $member The member
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* @return string
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*/
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public static function bestUnit( \IPS\Member $member = NULL )
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{
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$member = $member ?: \IPS\Member::loggedIn();
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/* US uses lbs. This is a more reliable way to detect if locale
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if US, as Windows and Nix use different locale keys, but both
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will set the currency symbol to USD for US only */
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if ( trim( $member->language()->locale['int_curr_symbol'] ) === 'USD' )
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{
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return 'lb';
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}
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return 'kg';
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}
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/**
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* Contructor
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*
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* @param float $weight Weight
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* @param string $unit Unit
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* @return void
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*/
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public function __construct( $amount, $unit='kg' )
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{
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$this->kilograms = ( $amount * static::$conversionRates[ $unit ] );
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}
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/**
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* Get as float
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*
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* @param $unit Unit
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* @return float
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*/
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public function float( $unit='kg' )
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{
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return $this->kilograms / static::$conversionRates[ $unit ];
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}
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/**
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* Get as string
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*
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* @param string|NULL $unit Unit (NULL to autodetect)
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* @param int|NULL $round Decimal places to round to
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* @return float
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*/
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public function string( $unit=NULL, $round=2 )
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{
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if ( $unit === NULL )
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{
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$unit = static::bestUnit();
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}
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return \IPS\Member::loggedIn()->language()->addToStack( 'weight_short_' . $unit, FALSE, array( 'sprintf' => array( round( $this->float( $unit ), $round ) ) ) );
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}
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} |