79 lines
3.4 KiB
C#
79 lines
3.4 KiB
C#
using System.Collections.Generic;
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using System.Threading.Tasks;
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using Microsoft.Extensions.Configuration;
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using Microsoft.Extensions.DependencyInjection;
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using SixLabors.ImageSharp.Memory;
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using SixLabors.ImageSharp.Web.Caching;
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using SixLabors.ImageSharp.Web.Commands;
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using SixLabors.ImageSharp.Web.DependencyInjection;
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using SixLabors.ImageSharp.Web.Processors;
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using SixLabors.ImageSharp.Web.Providers;
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using Umbraco.Cms.Core.Configuration.Models;
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using Umbraco.Cms.Core.DependencyInjection;
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using Umbraco.Cms.Web.Common.ImageProcessors;
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namespace Umbraco.Extensions
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{
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public static partial class UmbracoBuilderExtensions
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{
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/// <summary>
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/// Adds Image Sharp with Umbraco settings
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/// </summary>
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public static IServiceCollection AddUmbracoImageSharp(this IUmbracoBuilder builder)
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{
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IConfiguration configuration = builder.Config;
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IServiceCollection services = builder.Services;
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ImagingSettings imagingSettings = configuration.GetSection(Cms.Core.Constants.Configuration.ConfigImaging)
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.Get<ImagingSettings>() ?? new ImagingSettings();
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services.AddImageSharp(options =>
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{
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options.Configuration = SixLabors.ImageSharp.Configuration.Default;
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options.BrowserMaxAge = imagingSettings.Cache.BrowserMaxAge;
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options.CacheMaxAge = imagingSettings.Cache.CacheMaxAge;
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options.CachedNameLength = imagingSettings.Cache.CachedNameLength;
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options.OnParseCommandsAsync = context =>
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{
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RemoveIntParamenterIfValueGreatherThen(context.Commands, ResizeWebProcessor.Width, imagingSettings.Resize.MaxWidth);
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RemoveIntParamenterIfValueGreatherThen(context.Commands, ResizeWebProcessor.Height, imagingSettings.Resize.MaxHeight);
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return Task.CompletedTask;
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};
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options.OnBeforeSaveAsync = _ => Task.CompletedTask;
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options.OnProcessedAsync = _ => Task.CompletedTask;
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options.OnPrepareResponseAsync = _ => Task.CompletedTask;
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})
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.SetRequestParser<QueryCollectionRequestParser>()
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.Configure<PhysicalFileSystemCacheOptions>(options =>
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{
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options.CacheFolder = imagingSettings.Cache.CacheFolder;
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})
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.SetCache<PhysicalFileSystemCache>()
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.SetCacheHash<CacheHash>()
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.ClearProcessors()
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.RemoveProcessor<ResizeWebProcessor>() // The Resize processor is added by default, so remove it to ensure that the crop processor runs first
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.AddProcessor<CropWebProcessor>()
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.AddProcessor<ResizeWebProcessor>()
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.AddProcessor<FormatWebProcessor>()
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.AddProcessor<BackgroundColorWebProcessor>();
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return services;
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}
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private static void RemoveIntParamenterIfValueGreatherThen(IDictionary<string, string> commands, string parameter, int maxValue)
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{
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if (commands.TryGetValue(parameter, out var command))
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{
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if (int.TryParse(command, out var i))
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{
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if (i > maxValue)
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{
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commands.Remove(parameter);
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}
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}
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}
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}
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}
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}
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