mirror of https://github.com/ppy/osu
52 lines
2.1 KiB
C#
52 lines
2.1 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using osu.Framework.Extensions.ObjectExtensions;
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using osu.Framework.Platform;
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#nullable enable
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namespace osu.Game.Rulesets
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{
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/// <summary>
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/// A ruleset store that populates from loaded assemblies (and optionally, assemblies in a storage).
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/// </summary>
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public class AssemblyRulesetStore : RulesetStore
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{
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public override IEnumerable<RulesetInfo> AvailableRulesets => availableRulesets;
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private readonly List<RulesetInfo> availableRulesets = new List<RulesetInfo>();
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/// <summary>
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/// Create an assembly ruleset store that populates from loaded assemblies and an external location.
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/// </summary>
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/// <param name="path">An path containing ruleset DLLs.</param>
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public AssemblyRulesetStore(string path)
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: this(new NativeStorage(path))
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{
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}
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/// <summary>
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/// Create an assembly ruleset store that populates from loaded assemblies and an optional storage source.
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/// </summary>
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/// <param name="storage">An optional storage containing ruleset DLLs.</param>
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public AssemblyRulesetStore(Storage? storage = null)
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: base(storage)
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{
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List<Ruleset> instances = LoadedAssemblies.Values
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.Select(r => Activator.CreateInstance(r) as Ruleset)
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.Where(r => r != null)
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.Select(r => r.AsNonNull())
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.ToList();
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// add all legacy rulesets first to ensure they have exclusive choice of primary key.
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foreach (var r in instances.Where(r => r is ILegacyRuleset))
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availableRulesets.Add(new RulesetInfo(r.RulesetInfo.ShortName, r.RulesetInfo.Name, r.RulesetInfo.InstantiationInfo, r.RulesetInfo.OnlineID));
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}
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}
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}
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