55 lines
1.8 KiB
C#
55 lines
1.8 KiB
C#
using System;
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using System.Threading.Tasks;
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using System.Threading;
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using System.IO;
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using LeanCloud.Storage.Internal;
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using System.Collections.Generic;
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namespace LeanCloud.Storage.Internal
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{
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internal class AWSS3FileController : AVFileController
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{
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private object mutex = new object();
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public AWSS3FileController(IAVCommandRunner commandRunner) : base(commandRunner)
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{
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}
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public override Task<FileState> SaveAsync(FileState state, Stream dataStream, string sessionToken, IProgress<AVUploadProgressEventArgs> progress, CancellationToken cancellationToken = default(System.Threading.CancellationToken))
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{
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if (state.Url != null)
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{
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return Task.FromResult(state);
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}
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return GetFileToken(state, cancellationToken).OnSuccess(t =>
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{
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var fileToken = t.Result.Item2;
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var uploadUrl = fileToken["upload_url"].ToString();
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state.ObjectId = fileToken["objectId"].ToString();
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string url = fileToken["url"] as string;
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state.Url = new Uri(url, UriKind.Absolute);
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return PutFile(state, uploadUrl, dataStream);
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}).Unwrap().OnSuccess(s =>
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{
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return s.Result;
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});
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}
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internal Task<FileState> PutFile(FileState state, string uploadUrl, Stream dataStream)
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{
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IList<KeyValuePair<string, string>> makeBlockHeaders = new List<KeyValuePair<string, string>>();
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makeBlockHeaders.Add(new KeyValuePair<string, string>("Content-Type", state.MimeType));
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return AVClient.RequestAsync(new Uri(uploadUrl), "PUT", makeBlockHeaders, dataStream, state.MimeType, CancellationToken.None).OnSuccess(t =>
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{
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return state;
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});
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}
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}
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}
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