七牛云上传图片

Qiniu.php

<?php

namespace app\common\service;

use Qiniu\Auth;
use Qiniu\Storage\UploadManager;

class Qiniu
{
    const QINIU_URL = '';
    const ACCESS_KEY = '';
    const SECRET_KEY = '';
    const BUCKET = '';

    /**
     * 获取token
     * @return string
     */
    public static function createToken()
    {
        // 构建鉴权对象
        $auth = new Auth(self::ACCESS_KEY, self::SECRET_KEY);

        // 生成上传token
        $token = $auth->uploadToken(self::BUCKET, $key = null, 3600, ['mimeLimit' => 'image/*'], true);

        // 返回token
        return $token;
    }

    /*
     * 上传图片
     * */
    public static function uploads($fileName = 'file')
    {
        $file = request()->file($fileName);
        // 要上传图片的本地路径
        $filePath = $file->getRealPath();
        $ext      = $file->getOriginalExtension(); // 扩展名

        // 上传到七牛后保存的文件名
        $key = 'crm/'.substr(md5($file->getRealPath()) , 0, 5). date('YmdHis') . rand(0, 9999) . '.' . $ext;
        // 需要填写你的 Access Key 和 Secret Key
        $accessKey = self::ACCESS_KEY;
        $secretKey = self::SECRET_KEY;
        // 构建鉴权对象
        $auth = new Auth($accessKey, $secretKey);
        // 要上传的空间
        $bucket = self::BUCKET;
        $token = $auth->uploadToken($bucket);
        // 初始化 UploadManager 对象并进行文件的上传
        $uploadMgr = new UploadManager();
        // 调用 UploadManager 的 putFile 方法进行文件的上传
        list($ret, $err) = $uploadMgr->putFile($token, $key, $filePath);
        if ($err !== null) {
            return ["err"=>1,"msg"=>$err,"data"=>""];
        } else {
            //返回图片的完整URL
            return ["err"=>0,"msg"=>"上传完成","data"=>(self::QINIU_URL.$ret['key'])];
        }
    }

    /**
     * 上传base64位图片到七牛云
     * $image base64位图片流
     */
    public static function uploadPicBase64($image, $type=null)
    {
        // 去除base64,
        $num = strpos($image,',');
        $image = substr($image, $num+1);
        $str = isset($image)?$image:false;

        //生成图片key
        $rand = rand(1111,9999);
        $now = time();
        $name = 'merchants/'.$now.$rand;
        if ($type) {
            $name = $name.'.'.$type;
        }

        $Key = base64_encode($name);

        $upToken = self::createToken();

        if($str)
        {
            $qiniu = self::phpCurlImg("http://upload-z1.qiniu.com/putb64/-1/key/".$Key,$str,$upToken);
            //upload.qiniup.com 上传域名适用于华东空间。华北空间使用 upload-z1.qiniu.com，华南空间使用 upload-z2.qiniu.com，北美空间使用 upload-na0.qiniu.com。
            $qiniuArr = json_decode($qiniu,true);

            if(!empty($qiniuArr['key'])&&$qiniuArr['key']==$name)
            {
                return self::QINIU_URL.$qiniuArr['key'];
            }
            else
            {
                return false;
            }
        }
        return false;
    }

    //七牛base64上传方法
    public static function phpCurlImg($remote_server,$post_string,$upToken)
    {
        $headers = array();
        $headers[] = 'Content-Type:application/octet-stream';
        $headers[] = 'Authorization:UpToken '.$upToken;
        $headers[] = 'Host: upload-z1.qiniu.com';
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL,$remote_server);
        curl_setopt($ch, CURLOPT_HTTPHEADER ,$headers);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $post_string);
        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);
        curl_setopt($ch, CURLOPT_TIMEOUT, 30);
        $data = curl_exec($ch);
        curl_close($ch);
        return $data;
    }

    /*
    * 删除图片
    * */
    public static function deletePicture()
    {
        $accessKey = self::ACCESS_KEY;
        $secretKey = self::SECRET_KEY;
        $bucket = self::BUCKET;

        $key = request()->param('img');
        $auth = new Auth($accessKey, $secretKey);
        $config = new \Qiniu\Config();
        $bucketManager = new \Qiniu\Storage\BucketManager($auth, $config);
        $err = $bucketManager->delete($bucket, $key);
        if ($err=='') {
            return true;
        }else{
            return false;
        }
    }

}

普通post上传图片

 $qiuniu = (new Qiniu())::uploads();

base64格式上传

 $image_data = fread(fopen($file_path, 'r'), filesize($file_path));
        $base64_image = ';base64,'.chunk_split(base64_encode($image_data));
        $qiuniu = (new Qiniu())::uploadPicBase64($base64_image);
        //上传成功，删除本地文件
        if ($qiuniu) {
            $url_img_url = dirname(dirname(app_path())).'/public/'.$file_path;     //本地图片绝对地址
            $url_img_path = iconv('utf-8', 'gbk', $url_img_url);
            if (PATH_SEPARATOR == ':') {
                //linux
                unlink($url_img_url);
            } else {
                //Windows
                unlink($url_img_path);
            }
        }
        return ['status' => true, 'url' => $qiuniu];