public static JSONDataMap ChunkUpload(DropBoxRequest request, int numberOfAttempts, CancellationToken token)
{
using (HttpClient httpClient = DropBoxHttpFactory.Create(request))
{
byte[] buffer = new byte[DropBoxHttpRequestSettings.DiskDataBlockSizek];
JSONDataMap chunkUploadResult = null;
using (FileStream fileStream = new FileStream(request.ContentSourcePath, FileMode.Open, FileAccess.Read))
{
int numberOfBytes;
while ((numberOfBytes = fileStream.Read(buffer, 0, DropBoxHttpRequestSettings.DiskDataBlockSizek)) > 0)
{
request.Content = new MemoryStream();
request.Content.Write(buffer, 0, numberOfBytes);
if (chunkUploadResult != null)
{
request.ChageParameter("offset", chunkUploadResult["offset"].ToString());
request.ChageParameter("upload_id", chunkUploadResult["upload_id"].ToString());
}
chunkUploadResult = SendFile(httpClient, request, numberOfAttempts, token);
}
return chunkUploadResult;
}
}
}
public static JSONDataMap ExecuteAsync(DropBoxRequest request, int numberOfAttempts, CancellationToken token)
{
using (HttpClient httpClient = DropBoxHttpFactory.Create(request))
{
return httpClient.RetryExecute(request, numberOfAttempts, token, ExecuteAction);
}
}
public static JSONDataMap Upload(DropBoxRequest request, int numberOfAttempts, CancellationToken token)
{
numberOfAttempts = numberOfAttempts <= 0 ? DropBoxHttpRequestSettings.DefaultNumberOfAttempts : numberOfAttempts;
using (HttpClient httpClient = DropBoxHttpFactory.Create(request))
{
return httpClient.RetryExecute(request, numberOfAttempts, token, ExecuteUploadAction);
}
}
public static HttpClient Create(DropBoxRequest request)
{
HttpClient client = new HttpClient();
client.DefaultRequestHeaders.Clear();
client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", request.AuthorizationToken);
client.Timeout = new TimeSpan(0, 0, 0, request.RequestTimeout);
return client;
}
public static MemoryStream Load(DropBoxRequest request, int numberOfAttempts, CancellationToken token)
{
using (HttpClient httpClient = DropBoxHttpFactory.Create(request))
{
HttpResponseMessage message = httpClient.RetryExecute(request, numberOfAttempts, token, ExecuteAction);
return message.Content.ReadToMemory();
}
}
public static NFXException Throw(HttpStatusCode code, Exception originalException, DropBoxRequest request)
{
StringBuilder additionallyMessage = new StringBuilder();
additionallyMessage.Append(GetDescriptionByCode(code));
additionallyMessage.AppendFormat(" Url: {0}; MethodName: {1}."
, request.CreateHttpRequestMessage().RequestUri
, request.MethodName);
if (originalException is HttpRequestException)
originalException = new HttpRequestException(originalException.Message, originalException);
return new NFXException(additionallyMessage.ToString(), originalException);
}
public DropBoxRequest CreateDeleteRequest(string root, string path, string locale = "")
{
DropBoxRequest request = new DropBoxRequest
{
RequestUrl = DropBoxUrls.DeleteUrl,
MethodName = new HttpMethod("POST"),
RequestTimeout = _authenticationOptions.Timeout,
AuthorizationToken = _authenticationOptions.Token
};
request.AddParameter("root", root);
request.AddParameter("path", path);
request.AddParameter("locale", locale);
return request;
}
public static JSONDataMap Execute(DropBoxRequest request, int numberOfAttempts, CancellationToken token = new CancellationToken())
{
try
{
return DropBoxHttpExecuter.ExecuteAsync(request, numberOfAttempts, token);
}
catch (Exception ex)
{
DropBoxWebExecuteException executeException = ex as DropBoxWebExecuteException;
if (executeException != null)
throw DropBoxExceptionGenerator.Throw(executeException.Code, ex, request);
throw DropBoxExceptionGenerator.Throw(ex);
}
}
public static JSONDataMap ExecuteUpload(DropBoxRequest request, int numberOfAttempts, CancellationToken token = new CancellationToken())
{
try
{
return DropBoxHttpUploader.Upload(request, numberOfAttempts, token);
}
catch (Exception ex)
{
DropBoxWebUploadException uploadError = ex as DropBoxWebUploadException;
if (uploadError != null)
throw DropBoxExceptionGenerator.Throw(uploadError.Code, ex, request);
throw DropBoxExceptionGenerator.Throw(ex);
}
}
public DropBoxRequest CreateCopyRequest(string root, string from, string to, string locale = "", string fromRef = "")
{
DropBoxRequest request = new DropBoxRequest
{
RequestUrl = DropBoxUrls.CopyUrl,
MethodName = new HttpMethod("POST"),
AuthorizationToken = _authenticationOptions.Token
};
request.AddParameter("root", root);
request.AddParameter("from_path", from);
request.AddParameter("to_path", to);
request.AddParameter("locale", locale);
request.AddParameter("from_copy_ref", fromRef);
return request;
}
public static DropBoxFile ExecuteDownload(DropBoxRequest request, int numberOfAttempts, CancellationToken token = new CancellationToken())
{
try
{
MemoryStream content = DropBoxHttpLoader.Load(request, numberOfAttempts, token);
DropBoxFile dropBoxFile = new DropBoxFile(null, content);
return dropBoxFile;
}
catch (Exception ex)
{
DropBoxWebLoadException loadError = ex as DropBoxWebLoadException;
if (loadError != null)
throw DropBoxExceptionGenerator.Throw(loadError.Code, ex, request);
throw DropBoxExceptionGenerator.Throw(ex);
}
}
public DropBoxRequest CreateMetadataRequest(string path, string fileLimit = "", string hash = "",
string list = "", string includeDeleted = "", string rev = "", string locale = "",
string includeMediaInfo = "", string includeMembership = "")
{
DropBoxRequest request = new DropBoxRequest
{
RequestUrl = DropBoxUrls.GetMetadataUrl.AsFormat(path),
MethodName = new HttpMethod("GET"),
RequestTimeout = _authenticationOptions.Timeout,
AuthorizationToken = _authenticationOptions.Token
};
request.AddParameter("file_limit", fileLimit);
request.AddParameter("hash", hash);
request.AddParameter("list", list);
request.AddParameter("include_deleted", includeDeleted);
request.AddParameter("rev", rev);
request.AddParameter("locale", locale);
request.AddParameter("include_media_info", includeMediaInfo);
request.AddParameter("include_membership", includeMembership);
return request;
}
public static HttpResponseMessage RetryExecute(this HttpClient client, DropBoxRequest request
, int numberOfAttempts, CancellationToken token
, Func<HttpClient, DropBoxRequest, int, CancellationToken, HttpResponseMessage> action)
{
numberOfAttempts = numberOfAttempts <= 0 ? DropBoxHttpRequestSettings.DefaultNumberOfAttempts : numberOfAttempts;
do
{
try
{
return action(client, request, numberOfAttempts, token);
}
catch
{
--numberOfAttempts;
if (numberOfAttempts == 0)
throw;
}
Thread.Sleep(DropBoxHttpRequestSettings.ThreadWaiteOnNextAttemptTime);
} while (numberOfAttempts > 0);
return null;
}
public DropBoxRequest CreateCommitChunkUploadRequest(string path, string uploadId, string locale = "", string overwrite = "",
string parentRev = "", string autorename = "")
{
DropBoxRequest request = new DropBoxRequest
{
RequestUrl = DropBoxUrls.ChunkCommitUrl.AsFormat(path),
MethodName = new HttpMethod("POST"),
AuthorizationToken = _authenticationOptions.Token
};
request.AddParameter("upload_id", uploadId);
request.AddParameter("locale", locale);
request.AddParameter("overwrite", overwrite);
request.AddParameter("parent_rev", parentRev);
request.AddParameter("autorename", autorename);
return request;
}
private static JSONDataMap SendFile(HttpClient httpClient, DropBoxRequest request
, int numberOfAttempts, CancellationToken token)
{
return httpClient.RetryExecute(request, numberOfAttempts, token, ExecuteUploadAction);
}
public DropBoxRequest CreateDownloadRequest(string path, string rev = "")
{
DropBoxRequest request = new DropBoxRequest
{
RequestUrl = DropBoxUrls.GetUrl.AsFormat(path),
MethodName = new HttpMethod("GET"),
RequestTimeout = _authenticationOptions.Timeout,
AuthorizationToken = _authenticationOptions.Token
};
request.AddParameter("rev", rev);
return request;
}
public DropBoxRequest CreateUploadRequest(Stream content, string path, string locale = "", string overwrite = ""
, string parentRev = "", string autorename = "")
{
DropBoxRequest request = new DropBoxRequest
{
RequestUrl = DropBoxUrls.PutUrl.AsFormat(path),
MethodName = new HttpMethod("PUT"),
AuthorizationToken = _authenticationOptions.Token,
RequestTimeout = _authenticationOptions.Timeout,
Content = content,
};
request.AddParameter("locale", locale);
request.AddParameter("overwrite", overwrite);
request.AddParameter("parent_rev", parentRev);
request.AddParameter("autorename", autorename);
return request;
}
public DropBoxRequest CreateChunkUploadRequest(Stream content, string uploadId = "", string offset = "")
{
DropBoxRequest request = new DropBoxRequest
{
RequestUrl = DropBoxUrls.ChunkPutUrl,
MethodName = new HttpMethod("PUT"),
AuthorizationToken = _authenticationOptions.Token,
Content = content
};
request.AddParameter("upload_id", uploadId);
request.AddParameter("offset", offset);
return request;
}
