(转)aardio调用库分享 七牛云文件上传

import crypt.bin; 
import crypt.hmac;
import web.rest.jsonClient; 
     
namespace qiniuyun{
     
    class uploader{
        ctor(accessKey,secretKey){
            this = ..web.rest.jsonClient() 
            this.accessKey = accessKey
            this.secretKey = secretKey; 
                 
            this.getUploadToken = function(bucket,fileName,override){
                var scope = bucket;
                if (override == true ) {
                    scope += ':' ++ fileName;
                }
                var deadline = tonumber(..time()) + 3600;
                var putPolicy = ..string.format('{"scope":"%s","deadline":%i}' ,scope,deadline)
                var encoded = ..crypt.bin.encodeBase64(putPolicy)
                     
                var encoded_signed = ..crypt.bin.encodeUrlBase64( ..crypt.hmac.sha1(this.secretKey , encoded ).getValue(),,true )
                return this.accessKey + ":" + encoded_signed + ":" + encoded;
            }
             
            this.qbox = this.api("https://uc.qbox.me/v1/","GET" )
                this.cacheUploadUrl = {
                    @{_weak="kv"}
                } 
        };
         
        getUploadUrl = function(bucket){
            var url = this.cacheUploadUrl[bucket];
            if( url ) return url;
            var res,err = this.qbox.query(,{
                ak = this.accessKey;
                bucket = bucket
            })
             
            if(res){
                var url  = res.http.up[1];
                this.cacheUploadUrl[bucket] = url;
                return url;
            }
             
            return null,err;
        }
         
             
        upload = function(bucket,filePath,fileName,override){ 
            if(fileName == null){
                fileName = ..io.splitpath(filePath).file
            } 
             
            var uploadUrl = this.getUploadUrl(bucket);
             
            this.sendMultipartForm( {
                key = fileName;
                token = this.getUploadToken(bucket,fileName,override);
                    file = "@"++filePath;
                }
            )  
             
            return this.api(uploadUrl).post()
        }   
    }
}

这个库还是比较实用的

调用库

accessKey = 'accessKey ';
secretKey = 'secretKey ';
bucket = 'bucket ';
 
qiniu = qiniuyun.uploader(accessKey,secretKey) 
console.dump(qiniu.upload(bucket,'E:/q.txt','haha.txt')) //普通上传
console.dump(qiniu.upload(bucket,'E:/q.txt','haha.txt',true)) //覆盖上传