<?php
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namespace app\common\service\qrcode;
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use Endroid\QrCode\QrCode;
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/**
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* 公众号登录二维码
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*/
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class MpLoginService extends Base
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{
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private $appId;
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/**
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* 构造方法
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*/
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public function __construct($appId)
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{
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parent::__construct();
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$this->appId = $appId;
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}
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/**
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* 获取
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*/
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public function getImage()
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{
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// 判断二维码文件存在则直接返回url
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if (file_exists($this->getPosterPath())) {
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return $this->getPosterUrl();
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}
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$qrcode = new QrCode(base_url().'h5/pages2/login/mplogin?app_id=' . $this->appId);
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$qrcode = $this->saveMpQrcode($qrcode, $this->appId, '', 'image_mplogin');
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return $this->getPosterUrl();
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}
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/**
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* 二维码文件路径
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*/
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private function getPosterPath()
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{
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$web_path = $_SERVER['DOCUMENT_ROOT'];
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// 保存路径
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$tempPath = $web_path . "/temp/{$this->appId}/image_mplogin/";
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!is_dir($tempPath) && mkdir($tempPath, 0755, true);
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return $tempPath . $this->getPosterName();
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}
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/**
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* 二维码文件名称
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*/
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private function getPosterName()
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{
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return 'qrcode_' . md5("{$this->appId}") . '.png';
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}
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/**
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* 二维码url
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*/
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private function getPosterUrl()
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{
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return \base_url() . "temp/{$this->appId}/image_mplogin/{$this->getPosterName()}" . '?t=' . time();
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}
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}
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