public async Task <IActionResult> UploadScreenshot([FromServices] ContextString dbContext)
{
QianMuResult _Result = new QianMuResult();
QMLog qm = new QMLog();
try
{
System.Text.ASCIIEncoding ASCII = new System.Text.ASCIIEncoding();
int _LenDec = 6; //长度说明占位长度
int _JsonLen = 0; //长度
int _HeadLen = 0; //头部长度
JsonModel jmodel = new JsonModel();
//声明字符数据，将获取到的流信息读到字符数组中
byte[] byteArray = new byte[HttpContext.Request.ContentLength.Value];
using (Stream stream = HttpContext.Request.Body)
{
int readCount = 0; // 已经成功读取的字节的个数
while (readCount < HttpContext.Request.ContentLength.Value)
{
readCount += stream.Read(byteArray, readCount, (int)HttpContext.Request.ContentLength.Value - readCount);
}
}
//读取Json长度
string jsonLength = ASCII.GetString(byteArray, 0, _LenDec);
_JsonLen = int.Parse(jsonLength.TrimStart('0'));
_HeadLen = _LenDec + _JsonLen;
//读取json信息
string inputStr = ASCII.GetString(byteArray, _LenDec, _JsonLen);
jmodel = (JsonModel)Newtonsoft.Json.JsonConvert.DeserializeObject(inputStr, jmodel.GetType());
string code = jmodel.Code;
string filename = jmodel.FileName;
//检测用户输入格式
if (String.IsNullOrEmpty(code))
{
_Result.Code = "510";
_Result.Msg = "编码不可为空";
_Result.Data = "";
return(Json(_Result));
}
//IPAddress ipaddress;
//if (!IPAddress.TryParse(ip, out ipaddress))
//{
// _Result.Code = "510";
// _Result.Msg = "IP不合法";
// _Result.Data = "";
// return Json(_Result);
//}
int count = dbContext.Device.Where(i => i.Code == code).Count();
if (count <= 0)
{
_Result.Code = "1";
_Result.Msg = "未找到编码为：" + code + "的设备";
_Result.Data = "";
return(Json(_Result));
}
AssetFile assetfile = new AssetFile();
//文件名
var GUID = Guid.NewGuid();
long filesize = HttpContext.Request.ContentLength.Value - _HeadLen;
//文件类型
var ext = filename.Split('.').Last();
FileTypeJudgment ftj = new FileTypeJudgment()
{
TypeTarget = new TypeImg()
};
//if (Method.ImgType.Contains(ext))
//{
// //图片文件
// assetfile.FileType = "图片";
//}
if (ftj.Judge(ext))
{
//图片文件
assetfile.FileType = "图片";
}
else
{
_Result.Code = "510";
_Result.Msg = "不是合法的文件类型";
_Result.Data = "";
return(Json(_Result));
}
//文件保存路径
var _FolderPath = @"\Files" + @"\" + GUID;
string path = Method._hostingEnvironment.WebRootPath + _FolderPath;
if (Directory.Exists(path) == false)//如果不存在就创建file文件夹
{
Directory.CreateDirectory(path);
}
//文件全路径
var filepath = Method._hostingEnvironment.WebRootPath + _FolderPath + @"\" + filename;
using (FileStream fs = System.IO.File.Create(filepath))
{
fs.Write(byteArray, _HeadLen, byteArray.Length - _HeadLen);
fs.Flush();
fs.Dispose();
}
#region 文件上传到OSS服务器并删除本地存档
var prjinfo = dbContext.ProjectInfo.FirstOrDefault();
FileStream fileFacestream = new FileStream(filepath, FileMode.Open);
byte[] btFace = new byte[fileFacestream.Length]; //调用read读取方法
fileFacestream.Read(btFace, 0, btFace.Length);
fileFacestream.Close();
string faceImg = Convert.ToBase64String(btFace);
qm.WriteLogToFile("截图", "准备上传");
var filedata = new { FileName = filename, FileStr = faceImg, MallCode = prjinfo.CusID };
var param = JsonHelper.SerializeJSON(filedata);
var _r = Method.PostMoths(Method.FileServer + "/FileManage/UpLoadScreenshotFiles", param);
qm.WriteLogToFile("截图", _r);
QianMuResult qianMuResult = new QianMuResult();
qianMuResult = (QianMuResult)Newtonsoft.Json.JsonConvert.DeserializeObject(_r, qianMuResult.GetType());
if (qianMuResult.Code != "200")
{
_Result.Code = "2";
_Result.Msg = "上传文件到OSS失败";
_Result.Data = "";
return(Json(_Result));
}
// MemoryStream majorfs = new MemoryStream();
// majorfs.Write(byteArray, _HeadLen, byteArray.Length - _HeadLen);
//// file.CopyTo(majorfs);
//var majorfs = FileHelper.FileToStream(filepath);
//AliyunOSS aliyunOSS = new AliyunOSS();
//if (!aliyunOSS.UploadFileToOSS("Files" + "/" + assetfile.Code + "/" + assetfile.FileName + "." + assetfile.FileExtName, majorfs))
//{
// _Result.Code = "2";
// _Result.Msg = "上传文件到OSS失败";
// _Result.Data = "";
// return Json(_Result);
//}
#endregion
//添加文件到数据库
assetfile.AddTime = DateTime.Now;
assetfile.FileExtName = ext;
//assetfile.Code = GUID.ToString();
assetfile.Code = qianMuResult.Data.ToString();
assetfile.FileHash = "";
assetfile.FileName = filename.Split('.').First();
//assetfile.FilePath = @"\Files" + @"\" + GUID.ToString() + @"\" + filename;
assetfile.FilePath = @"\Files" + @"\" + qianMuResult.Data.ToString() + @"\" + filename;
assetfile.FileSize = filesize;
dbContext.AssetFiles.Add(assetfile);
//更新截图信息到设备
var dev = await dbContext.Device.Where(i => i.Code == code).FirstOrDefaultAsync();
dev.ScreenshotSrc = assetfile.FilePath;
if (dbContext.SaveChanges() > 0)
{
Output_FileInfo of = new Output_FileInfo();
of.FilePath = assetfile.FilePath;
// of.ID = assetfile.ID;
of.Code = assetfile.Code;
_Result.Code = "200";
_Result.Msg = "文件已被上传完成，并加入数据库";
_Result.Data = of;
}
else
{
_Result.Code = "2";
_Result.Msg = "添加文件到数据库失败";
_Result.Data = "";
}
}
catch (Exception e)
{
qm.WriteLogToFile("", e.ToString());
_Result.Code = "500";
_Result.Msg = "程序运行错误";
_Result.Data = "";
}
return(Json(_Result));
}
public static QianMuResult PostMothsToObj(string url, string param)
{
QianMuResult _Result = new QianMuResult();
string strURL = url;
System.Net.HttpWebRequest request;
request = (System.Net.HttpWebRequest)WebRequest.Create(strURL);
request.Method = "POST";
request.ContentType = "application/json;charset=UTF-8";
string paraUrlCoded = param;
byte[] payload;
payload = System.Text.Encoding.UTF8.GetBytes(paraUrlCoded);
request.ContentLength = payload.Length;
Stream writer = request.GetRequestStream();
writer.Write(payload, 0, payload.Length);
writer.Close();
System.Net.HttpWebResponse response;
response = (System.Net.HttpWebResponse)request.GetResponse();
System.IO.Stream s;
s = response.GetResponseStream();
string StrDate = "";
string strValue = "";
StreamReader Reader = new StreamReader(s, Encoding.UTF8);
while ((StrDate = Reader.ReadLine()) != null)
{
strValue += StrDate;
// strValue += StrDate + "\r\n";
}
var _r = (QianMuResult)Newtonsoft.Json.JsonConvert.DeserializeObject(strValue, _Result.GetType());
return(_r);
}
