98 lines
2.2 KiB
PHP
98 lines
2.2 KiB
PHP
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<?php
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namespace app\common\service\qrcode;
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use app\common\enum\OrderType as OrderTypeEnum;
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/**
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* 订单核销二维码
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* Class Extract
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* @package app\common\service\qrcode
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*/
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class Extract extends Base
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{
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private $wxappId;
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/* @var int $user 用户 */
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private $user;
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private $orderId;
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private $orderType;
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/**
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* 构造方法
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* Extract constructor.
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* @param $wxappId
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* @param $user
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* @param $orderId
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* @param $orderType
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*/
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public function __construct($wxappId, $user, $orderId, $orderType = OrderTypeEnum::MASTER)
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{
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parent::__construct();
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$this->wxappId = $wxappId;
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$this->user = $user;
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$this->orderId = $orderId;
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$this->orderType = $orderType;
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}
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/**
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* 获取小程序码
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* @return mixed
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* @throws \app\common\exception\BaseException
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* @throws \think\exception\DbException
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* @throws \Exception
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*/
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public function getImage()
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{
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// 判断二维码文件存在则直接返回url
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if (file_exists($this->getPosterPath())) {
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return $this->getPosterUrl();
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}
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// 下载小程序码
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$qrcode = $this->saveQrcode(
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$this->wxappId,
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"oid:{$this->orderId},oty:{$this->orderType}",
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'pages/store/check/order'
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);
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return $this->savePoster($qrcode);
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}
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private function savePoster($qrcode)
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{
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copy($qrcode, $this->getPosterPath());
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return $this->getPosterUrl();
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}
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/**
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* 二维码文件路径
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* @return string
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*/
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private function getPosterPath()
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{
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// 保存路径
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$tempPath = WEB_PATH . "temp/{$this->wxappId}/";
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!is_dir($tempPath) && mkdir($tempPath, 0755, true);
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return $tempPath . $this->getPosterName();
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}
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/**
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* 二维码文件名称
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* @return string
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*/
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private function getPosterName()
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{
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return 'extract_' . md5("{$this->orderId}_{$this->user['open_id']}}") . '.png';
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}
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/**
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* 二维码url
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* @return string
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*/
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private function getPosterUrl()
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{
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return \base_url() . 'temp/' . $this->wxappId . '/' . $this->getPosterName() . '?t=' . time();
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}
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}
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