public override Stream GetFileData(IVirgoFile file)
{
var ossSettings = _config.FileUploadOptions.Settings.Where(x => x.Key.ToLower() == "alioss").Select(x => x.Value).FirstOrDefault();
FileHandlerOptions groupInfo = null;
if (string.IsNullOrEmpty(file.ExtraInfo))
{
groupInfo = ossSettings?.FirstOrDefault();
}
else
{
groupInfo = ossSettings?.Where(x => x.GroupName.ToLower() == file.ExtraInfo.ToLower()).FirstOrDefault();
if (groupInfo == null)
{
groupInfo = ossSettings?.FirstOrDefault();
}
}
if (groupInfo == null)
{
return(null);
}
OssClient client = new OssClient(groupInfo.ServerUrl, groupInfo.Key, groupInfo.Secret);
var rv = new MemoryStream();
client.GetObject(new GetObjectRequest(groupInfo.GroupLocation, file.Path), rv);
rv.Position = 0;
return(rv);
}
public override void DeleteFile(IVirgoFile file)
{
var ossSettings = _config.FileUploadOptions.Settings.Where(x => x.Key.ToLower() == "alioss").Select(x => x.Value).FirstOrDefault();
FileHandlerOptions groupInfo = null;
if (string.IsNullOrEmpty(file.ExtraInfo))
{
groupInfo = ossSettings?.FirstOrDefault();
}
else
{
groupInfo = ossSettings?.Where(x => x.GroupName.ToLower() == file.ExtraInfo.ToLower()).FirstOrDefault();
if (groupInfo == null)
{
groupInfo = ossSettings?.FirstOrDefault();
}
}
if (groupInfo == null)
{
return;
}
try
{
OssClient client = new OssClient(groupInfo.ServerUrl, groupInfo.Key, groupInfo.Secret);
client.DeleteObject(groupInfo.GroupLocation, file.Path);
}
catch { }
return;
}
public override void DeleteFile(IVirgoFile file)
{
var ossSettings = _config.FileUploadOptions.Settings.Where(x => x.Key.ToLower() == "tencos").Select(x => x.Value).FirstOrDefault();
FileHandlerOptions groupInfo = null;
if (string.IsNullOrEmpty(file.ExtraInfo))
{
groupInfo = ossSettings?.FirstOrDefault();
}
else
{
groupInfo = ossSettings?.Where(x => x.GroupName.ToLower() == file.ExtraInfo.ToLower()).FirstOrDefault();
if (groupInfo == null)
{
groupInfo = ossSettings?.FirstOrDefault();
}
}
if (groupInfo == null)
{
return;
}
try
{
CosXmlConfig config = new CosXmlConfig.Builder()
.SetConnectionTimeoutMs(60000) //设置连接超时时间，单位毫秒，默认45000ms
.SetReadWriteTimeoutMs(40000) //设置读写超时时间，单位毫秒，默认45000ms
.IsHttps(false) //设置默认 HTTPS 请求
.SetAppid(groupInfo.AppId) //设置腾讯云账户的账户标识 APPID
.SetRegion(groupInfo.GroupName)
.Build();
long durationSecond = 600; //每次请求签名有效时长，单位为秒
QCloudCredentialProvider qCloudCredentialProvider = new DefaultQCloudCredentialProvider(groupInfo.Secret,
groupInfo.Key, durationSecond);
CosXml cosXml = new CosXmlServer(config, qCloudCredentialProvider);
string bucket = groupInfo.GroupLocation + "-" + groupInfo.AppId;
string key = file.FileName; //对象键
DeleteObjectRequest request = new DeleteObjectRequest(bucket, key);
//执行请求
DeleteObjectResult result = cosXml.DeleteObject(request);
//请求成功
Console.WriteLine(result.GetResultInfo());
}
catch (COSXML.CosException.CosClientException clientEx)
{
//请求失败
Console.WriteLine("CosClientException: " + clientEx);
}
catch (COSXML.CosException.CosServerException serverEx)
{
//请求失败
Console.WriteLine("CosServerException: " + serverEx.GetInfo());
}
return;
}
public override IVirgoFile Upload(string fileName, long fileLength, Stream data, string group = null, string subdir = null, string extra = null, string fileContentType = null)
{
FileAttachment file = new FileAttachment
{
FileName = fileName,
Length = fileLength,
UploadTime = DateTime.Now,
SaveMode = SaveFileModeEnum.TenCos.ToString(),
ExtraInfo = extra
};
var ext = string.Empty;
if (string.IsNullOrEmpty(fileName) == false)
{
var dotPos = fileName.LastIndexOf('.');
ext = fileName.Substring(dotPos + 1);
}
file.FileExt = ext;
var ossSettings = _config.FileUploadOptions.Settings.Where(x => x.Key.ToLower() == "tencos").Select(x => x.Value).FirstOrDefault();
FileHandlerOptions groupInfo = null;
if (string.IsNullOrEmpty(group))
{
groupInfo = ossSettings?.FirstOrDefault();
}
else
{
groupInfo = ossSettings?.Where(x => x.GroupName.ToLower() == group.ToLower()).FirstOrDefault();
if (groupInfo == null)
{
groupInfo = ossSettings?.FirstOrDefault();
}
}
if (groupInfo == null)
{
return(null);
}
string pathHeader = "";
if (string.IsNullOrEmpty(subdir) == false)
{
pathHeader = Path.Combine(pathHeader, subdir);
}
else
{
var sub = VirgoFileProvider._subDirFunc?.Invoke(this);
if (string.IsNullOrEmpty(sub) == false)
{
pathHeader = Path.Combine(pathHeader, sub);
}
}
//var fullPath = Path.Combine(pathHeader, $"{Guid.NewGuid():N}.{file.FileExt}");
//fullPath = fullPath.Replace("\\", "/");
BinaryReader binaryReader = new BinaryReader(data);
var fs = binaryReader.ReadBytes((int)fileLength);
CosXmlConfig config = new CosXmlConfig.Builder()
.SetConnectionTimeoutMs(60000) //设置连接超时时间，单位毫秒，默认45000ms
.SetReadWriteTimeoutMs(40000) //设置读写超时时间，单位毫秒，默认45000ms
.IsHttps(false) //设置默认 HTTPS 请求
.SetAppid(groupInfo.AppId) //设置腾讯云账户的账户标识 APPID
.SetRegion(groupInfo.GroupName)
.Build();
long durationSecond = 600; //每次请求签名有效时长，单位为秒
QCloudCredentialProvider qCloudCredentialProvider = new DefaultQCloudCredentialProvider(groupInfo.Secret,
groupInfo.Key, durationSecond);
CosXml cosXml = new CosXmlServer(config, qCloudCredentialProvider);
string bucket = groupInfo.GroupLocation + "-" + groupInfo.AppId; //存储桶，格式：BucketName-APPID
string key = Guid.NewGuid().ToString("N") + "." + file.FileName.Split(".")[1]; //对象在存储桶中的位置，即称对象键
PutObjectRequest request = new PutObjectRequest(bucket, key, fs);
request.SetRequestHeader("Content-Type", fileContentType);
//设置签名有效时长
request.SetSign(TimeUtils.GetCurrentTime(TimeUnit.Seconds), 600);
//设置进度回调
//request.SetCosProgressCallback(delegate (long completed, long total)
//{
// Console.WriteLine(String.Format("progress = {0:##.##}%", completed * 100.0 / total));
//});
//执行请求
PutObjectResult result = cosXml.PutObject(request);
if (result.httpCode == 200)
{
file.Path = "http://" + bucket + ".cos." + groupInfo.GroupName + ".myqcloud.com" + request.RequestPath;
file.ExtraInfo = groupInfo.GroupName;
file.FileName = key;
_dc.AddEntity(file);
_dc.SaveChanges();
return(file);
}
else
{
return(null);
}
}
public override IVirgoFile Upload(string fileName, long fileLength, Stream data, string group = null, string subdir = null, string extra = null, string fileContentType = null)
{
FileAttachment file = new FileAttachment();
file.FileName = fileName;
file.Length = fileLength;
file.UploadTime = DateTime.Now;
file.SaveMode = SaveFileModeEnum.AliOSS.ToString();
file.ExtraInfo = extra;
var ext = string.Empty;
if (string.IsNullOrEmpty(fileName) == false)
{
var dotPos = fileName.LastIndexOf('.');
ext = fileName.Substring(dotPos + 1);
}
file.FileExt = ext;
var ossSettings = _config.FileUploadOptions.Settings.Where(x => x.Key.ToLower() == "alioss").Select(x => x.Value).FirstOrDefault();
FileHandlerOptions groupInfo = null;
if (string.IsNullOrEmpty(group))
{
groupInfo = ossSettings?.FirstOrDefault();
}
else
{
groupInfo = ossSettings?.Where(x => x.GroupName.ToLower() == group.ToLower()).FirstOrDefault();
if (groupInfo == null)
{
groupInfo = ossSettings?.FirstOrDefault();
}
}
if (groupInfo == null)
{
return(null);
}
string pathHeader = "";
if (string.IsNullOrEmpty(subdir) == false)
{
pathHeader = Path.Combine(pathHeader, subdir);
}
else
{
var sub = VirgoFileProvider._subDirFunc?.Invoke(this);
if (string.IsNullOrEmpty(sub) == false)
{
pathHeader = Path.Combine(pathHeader, sub);
}
}
var fullPath = Path.Combine(pathHeader, $"{Guid.NewGuid():N}.{file.FileExt}");
fullPath = fullPath.Replace("\\", "/");
OssClient client = new OssClient(groupInfo.ServerUrl, groupInfo.Key, groupInfo.Secret);
var result = client.PutObject(groupInfo.GroupLocation, fullPath, data);
if (result.HttpStatusCode == System.Net.HttpStatusCode.OK)
{
file.Path = fullPath;
file.ExtraInfo = groupInfo.GroupName;
_dc.AddEntity(file);
_dc.SaveChanges();
return(file);
}
else
{
return(null);
}
}