huahuibao/common/components/business.php

<?php
/**
 * 通用业务
 * shish 2019.8.20
 */

namespace common\components;

use Yii;

class business
{
	
	//支付方式对应资金要保存的字段 shish 2019.8.20
	public static function savePayWayAmount($object, $amount, $payWay)
	{
		switch ($payWay) {
			case 0:
				$object->weixin += $amount;
				break;
			case 1:
				$object->alipay += $amount;
				break;
			case 2:
				$object->balancePay += $amount;
				break;
			case 3:
				$object->cash += $amount;
				break;
			default:
				util::fail('付款方式不存在');
		}
		return $object;
	}
	
	//对商品表shopImg字段的转化 shish 2019.12.2
	public static function formatGoodsImg($info)
	{
		$shopImg = isset($info['shopImg']) ? $info['shopImg'] : [];
		unset($info['shopImg']);
		//没有保存图片返回空
		if (empty($shopImg)) {
			$info['imgList'] = ['normal' => '', 'middle' => ''];
			return $info;
		}
		$arr = json_decode($shopImg, true);
		//图片内容转化失败返回空
		if (is_array($arr) == false) {
			$info['imgList'] = ['normal' => '', 'middle' => ''];
			return $info;
		}
		$imgList = [];
		$prefixImgUrl = Yii::$app->params['imgUrl'];
		foreach ($arr as $imgUrl) {
			$middleImg = self::getMiddleImg($imgUrl);
			$normal = $prefixImgUrl . $imgUrl;
			$middle = $prefixImgUrl . $middleImg;
			$imgList[] = ['normal' => $normal, 'middle' => $middle];
		}
		$info['imgList'] = $imgList;
		return $info;
	}
	
	//对商品款式的转化 shish 2019.12.4
	public static function formatGoodsStyleImg($info)
	{
		$imgUrl = isset($info['picture']) ? $info['picture'] : '';
		if (empty($imgUrl)) {
			$info['imgList'] = ['normal' => '', 'middle' => ''];
		}
		$prefixImgUrl = Yii::$app->params['imgUrl'];
		$middleImg = self::getMiddleImg($imgUrl);
		$middle = $prefixImgUrl . $middleImg;
		$info['img'] = $middle;
		return $info;
	}
	
	//取中图 shish 2019.12.4
	public static function getMiddleImg($imgUrl)
	{
		$pos = strrpos($imgUrl, '.');
		$pre = substr($imgUrl, 0, $pos);
		$ext = substr($imgUrl, ($pos + 1));
		$middleImg = $pre . '_200.' . $ext;
		return $middleImg;
	}

}