94 lines
2.5 KiB
PHP
94 lines
2.5 KiB
PHP
<?php
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namespace app\common\service\qrcode;
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use app\common\exception\BaseException;
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use app\common\library\wechat\Qrcode;
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use app\common\model\Wxapp as WxappModel;
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/**
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* 二维码服务基类
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* Class Base
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* @package app\common\service\qrcode
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*/
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class Base
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{
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/**
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* 构造方法
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* Base constructor.
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*/
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public function __construct()
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{
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}
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/**
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* 保存小程序码到文件
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* @param $wxappId
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* @param $scene
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* @param null $page
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* @return string
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* @throws \app\common\exception\BaseException
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* @throws \think\Exception
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* @throws \think\exception\DbException
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*/
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protected function saveQrcode($wxappId, $scene, $page = null)
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{
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// 文件目录
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$dirPath = RUNTIME_PATH . 'image' . '/' . $wxappId;
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!is_dir($dirPath) && mkdir($dirPath, 0755, true);
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// 文件名称
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$fileName = 'qrcode_' . md5($wxappId . $scene . $page) . '.png';
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// 文件路径
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$savePath = "{$dirPath}/{$fileName}";
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if (file_exists($savePath)) return $savePath;
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// 小程序配置信息
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$wxConfig = WxappModel::getWxappCache($wxappId);
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// 请求api获取小程序码
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$Qrcode = new Qrcode($wxConfig['app_id'], $wxConfig['app_secret']);
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$content = $Qrcode->getQrcode($scene, $page);
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// 保存到文件
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file_put_contents($savePath, $content);
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return $savePath;
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}
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/**
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* 获取网络图片到临时目录
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* @param $wxappId
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* @param $url
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* @param string $mark
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* @return string
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* @throws BaseException
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*/
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protected function saveTempImage($wxappId, $url, $mark = 'temp')
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{
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$dirPath = RUNTIME_PATH . 'image' . '/' . $wxappId;
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!is_dir($dirPath) && mkdir($dirPath, 0755, true);
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$savePath = $dirPath . '/' . $mark . '_' . md5($url) . '.png';
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if (file_exists($savePath)) return $savePath;
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$ch = curl_init($url);
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curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
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curl_setopt($ch, CURLOPT_BINARYTRANSFER, 1);
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$img = curl_exec($ch);
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if ($img === false) {
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$this->throwError('CURL错误：' . curl_error($ch));
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}
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curl_close($ch);
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$fp = fopen($savePath, 'w');
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fwrite($fp, $img);
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fclose($fp);
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return $savePath;
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}
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/**
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* 返回错误信息
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* @param $msg
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* @throws BaseException
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*/
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private function throwError($msg)
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{
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throw new BaseException(['msg' => $msg]);
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}
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}
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