mirror of https://github.com/Squidex/squidex.git
Sebastian Stehle
9 years ago
17 changed files with 317 additions and 58 deletions
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// ==========================================================================
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// GoogleCloudAssetStore.cs
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// Squidex Headless CMS
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// ==========================================================================
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// Copyright (c) Squidex Group
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// All rights reserved.
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// ==========================================================================
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using System; |
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using System.IO; |
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using System.Net; |
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using System.Threading.Tasks; |
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using Google; |
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using Google.Cloud.Storage.V1; |
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using Squidex.Infrastructure.Assets; |
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namespace Squidex.Infrastructure.GoogleCloud |
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{ |
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public sealed class GoogleCloudAssetStore : IAssetStore, IExternalSystem |
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{ |
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private readonly string bucketName; |
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private StorageClient storageClient; |
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public GoogleCloudAssetStore(string bucketName) |
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{ |
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Guard.NotNullOrEmpty(bucketName, nameof(bucketName)); |
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this.bucketName = bucketName; |
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} |
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public void Connect() |
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{ |
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try |
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{ |
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storageClient = StorageClient.Create(); |
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storageClient.GetBucket(bucketName); |
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} |
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catch (Exception ex) |
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{ |
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throw new ConfigurationException($"Cannot connect to google cloud bucket '${bucketName}'.", ex); |
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} |
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} |
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public async Task DownloadAsync(Guid id, long version, string suffix, Stream stream) |
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{ |
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var objectName = GetObjectName(id, version, suffix); |
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try |
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{ |
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await storageClient.DownloadObjectAsync(bucketName, objectName, stream); |
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} |
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catch (GoogleApiException ex) |
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{ |
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if (ex.HttpStatusCode == HttpStatusCode.NotFound) |
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{ |
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throw new AssetNotFoundException($"Asset {id}, {version} not found.", ex); |
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} |
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else |
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{ |
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throw; |
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} |
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} |
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} |
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public async Task UploadAsync(Guid id, long version, string suffix, Stream stream) |
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{ |
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var objectName = GetObjectName(id, version, suffix); |
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await storageClient.UploadObjectAsync(bucketName, objectName, "application/octet-stream", stream); |
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} |
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private string GetObjectName(Guid id, long version, string suffix) |
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{ |
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if (storageClient == null) |
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{ |
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throw new InvalidOperationException("No connection established yet."); |
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} |
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var name = $"{id}_{version}"; |
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if (!string.IsNullOrWhiteSpace(suffix)) |
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{ |
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name += "_" + suffix; |
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} |
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return name; |
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} |
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} |
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} |
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@ -0,0 +1,15 @@ |
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<Project Sdk="Microsoft.NET.Sdk"> |
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<PropertyGroup> |
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<TargetFramework>netstandard1.6</TargetFramework> |
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</PropertyGroup> |
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'"> |
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<DebugType>full</DebugType> |
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<DebugSymbols>True</DebugSymbols> |
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</PropertyGroup> |
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<ItemGroup> |
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<PackageReference Include="Google.Cloud.Storage.V1" Version="1.0.0" /> |
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</ItemGroup> |
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<ItemGroup> |
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<ProjectReference Include="..\Squidex.Infrastructure\Squidex.Infrastructure.csproj" /> |
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</ItemGroup> |
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</Project> |
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@ -0,0 +1,29 @@ |
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// ==========================================================================
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// AssetNotFoundException.cs
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// Squidex Headless CMS
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// ==========================================================================
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// Copyright (c) Squidex Group
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// All rights reserved.
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// ==========================================================================
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using System; |
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namespace Squidex.Infrastructure.Assets |
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{ |
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public class AssetNotFoundException : Exception |
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{ |
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public AssetNotFoundException() |
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{ |
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} |
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public AssetNotFoundException(string message) |
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: base(message) |
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{ |
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} |
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public AssetNotFoundException(string message, Exception inner) |
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: base(message, inner) |
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{ |
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} |
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} |
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} |
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@ -0,0 +1,43 @@ |
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// ==========================================================================
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// FileCallbackResult.cs
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// Squidex Headless CMS
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// ==========================================================================
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// Copyright (c) Squidex Group
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// All rights reserved.
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// ==========================================================================
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using System; |
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using System.IO; |
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using System.Threading.Tasks; |
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using Microsoft.AspNetCore.Mvc; |
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using Microsoft.Extensions.DependencyInjection; |
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namespace Squidex.Pipeline |
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{ |
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public class FileCallbackResult : FileResult |
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{ |
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private readonly Func<Stream, Task> callback; |
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public Func<Stream, Task> Callback |
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{ |
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get { return callback; } |
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} |
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public FileCallbackResult(string contentType, string name, Func<Stream, Task> callback) |
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: base(contentType) |
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{ |
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FileDownloadName = name; |
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this.callback = callback; |
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} |
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public override Task ExecuteResultAsync(ActionContext context) |
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{ |
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var executor = context.HttpContext.RequestServices.GetRequiredService<FileCallbackResultExecutor>(); |
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return executor.ExecuteAsync(context, this); |
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} |
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} |
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} |
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#pragma warning restore 1573
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@ -0,0 +1,38 @@ |
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// ==========================================================================
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// FileCallbackResultExecutor.cs
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// Squidex Headless CMS
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// ==========================================================================
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// Copyright (c) Squidex Group
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// All rights reserved.
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// ==========================================================================
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using System.Threading.Tasks; |
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using Microsoft.AspNetCore.Mvc; |
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using Microsoft.AspNetCore.Mvc.Internal; |
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using Microsoft.Extensions.Logging; |
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namespace Squidex.Pipeline |
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{ |
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public sealed class FileCallbackResultExecutor : FileResultExecutorBase |
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{ |
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public FileCallbackResultExecutor(ILoggerFactory loggerFactory) |
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: base(CreateLogger<VirtualFileResultExecutor>(loggerFactory)) |
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{ |
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} |
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public async Task ExecuteAsync(ActionContext context, FileCallbackResult result) |
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{ |
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try |
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{ |
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SetHeadersAndLog(context, result); |
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await result.Callback(context.HttpContext.Response.Body); |
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} |
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catch |
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{ |
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context.HttpContext.Response.Headers.Clear(); |
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context.HttpContext.Response.StatusCode = 404; |
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} |
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} |
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} |
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} |
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