public async Task <IActionResult> GenerateLink(int id)
{
var cuser = await GetCurrentUserAsync();
var fileinfo = await ApiService.ViewOneFileAsync(id);
if (fileinfo.File == null)
{
return(NotFound());
}
var bucketInfo = await ApiService.ViewBucketDetailAsync(fileinfo.File.BucketId);
var app = await _dbContext.Apps.FindAsync(bucketInfo.BelongingAppId);
if (bucketInfo.BelongingAppId != app.AppId)
{
return(Unauthorized());
}
var secret = await SecretService.GenerateAsync(id, await AppsContainer.AccessToken(app.AppId, app.AppSecret)());
var model = new GenerateLinkViewModel(cuser)
{
Address = secret.Value,
BucketId = bucketInfo.BucketId
};
return(View(model));
}
public async Task <IActionResult> FileDownloadAddress(FileDownloadAddressAddressModel model)
{
var record = await _dbContext
.FileRecords
.Include(t => t.Conversation)
.SingleOrDefaultAsync(t => t.FileKey == model.FileKey);
if (record?.Conversation == null)
{
return(this.Protocol(ErrorType.NotFound, "Could not find your file! It might be time out!"));
}
var user = await GetKahlaUser();
if (!await _dbContext.VerifyJoined(user.Id, record.Conversation))
{
return(this.Protocol(ErrorType.Unauthorized, $"You are not authorized to download file from conversation: {record.Conversation.Id}!"));
}
var secret = await _secretService.GenerateAsync(record.FileKey, await _appsContainer.AccessToken(), 1);
return(this.AiurJson(new FileDownloadAddressViewModel
{
Code = ErrorType.Success,
Message = "Successfully generated your file download address!",
FileName = record.SourceName,
DownloadPath = $"{_serviceLocation.OSS}/Download/FromSecret?Sec={secret.Value}&sd=true&name={record.SourceName}"
}));
}
public async Task <IActionResult> FileDownloadAddress(FileDownloadAddressAddressModel model)
{
var record = await _dbContext
.FileRecords
.Include(t => t.Conversation)
.SingleOrDefaultAsync(t => t.FileKey == model.FileKey);
if (record?.Conversation == null)
{
return(this.Protocol(ErrorType.NotFound, "无法找到这个文件!"));
}
var user = await _userManager.GetUserAsync(User);
if (!await _dbContext.VerifyJoined(user.Id, record.Conversation))
{
return(this.Protocol(ErrorType.Unauthorized, $"您在这个会话中没有下载文件的权限: {record.Conversation.Id}!"));
}
var secret = await _secretService.GenerateAsync(record.FileKey, await _appsContainer.AccessToken(), 1);
return(this.ChatJson(new FileDownloadAddressViewModel
{
Code = ErrorType.Success,
Message = "成功的生成了文件下载链接!",
FileName = record.SourceName,
DownloadPath = $"{_serviceLocation.OSS}/Download/FromSecret?Sec={secret.Value}&sd=true&name={record.SourceName}"
}));
}
public async Task <IActionResult> ViewLink(GenerateViewModel input) // file Id
{
var cuser = await GetCurrentUserAsync();
var fileinfo = await _ossApiService.ViewOneFileAsync(input.FileId);
if (fileinfo.File == null)
{
return(NotFound());
}
var bucketInfo = await _ossApiService.ViewBucketDetailAsync(fileinfo.File.BucketId);
var app = await _dbContext.Apps.FindAsync(bucketInfo.BelongingAppId);
var secret = await _secretService.GenerateAsync(input.FileId, await _appsContainer.AccessToken(app.AppId, app.AppSecret), input.AccessTimes);
var model = new ViewLinkViewModel(cuser)
{
Address = secret.Value,
BucketId = bucketInfo.BucketId
};
return(View(model));
}
