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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,85 @@ | ||
| using System; | ||
| using System.IO; | ||
| using System.Linq; | ||
| using System.Collections.Generic; | ||
|
|
||
| using log4net; | ||
| using ICSharpCode.SharpZipLib.Zip; | ||
| using ParsecSharp; | ||
|
|
||
| namespace CKAN.NetKAN.Services | ||
| { | ||
| using NodeCache = Dictionary<CkanModule, ConfigNodesCacheEntry>; | ||
|
|
||
| /// <summary> | ||
| /// Since parsing cfg files can be expensive, cache results for 15 minutes | ||
| /// </summary> | ||
| internal sealed class CachingConfigParser : IConfigParser | ||
| { | ||
| public CachingConfigParser(IModuleService modSvc) | ||
| { | ||
| moduleService = modSvc; | ||
| } | ||
|
|
||
| public Dictionary<InstallableFile, KSPConfigNode[]> GetConfigNodes(CkanModule module, ZipFile zip, GameInstance inst) | ||
| => GetCachedNodes(module) ?? AddAndReturn( | ||
| module, | ||
| moduleService.GetConfigFiles(module, zip, inst).ToDictionary( | ||
| cfg => cfg, | ||
| cfg => KSPConfigParser.ConfigFile.ToArray().Parse( | ||
| new StreamReader(zip.GetInputStream(cfg.source)).ReadToEnd()) | ||
| .CaseOf(failure => | ||
| { | ||
| log.InfoFormat("{0}:{1}:{2}: {3}", | ||
| inst.ToRelativeGameDir(cfg.destination), | ||
| failure.State.Position.Line, | ||
| failure.State.Position.Column, | ||
| failure.Message); | ||
| return new KSPConfigNode[] { }; | ||
| }, | ||
| success => success.Value))); | ||
|
|
||
| private Dictionary<InstallableFile, KSPConfigNode[]> AddAndReturn(CkanModule module, | ||
| Dictionary<InstallableFile, KSPConfigNode[]> nodes) | ||
| { | ||
| log.DebugFormat("Caching config nodes for {0}", module); | ||
| cache.Add(module, | ||
| new ConfigNodesCacheEntry() | ||
| { | ||
| Value = nodes, | ||
| Timestamp = DateTime.Now, | ||
| }); | ||
| return nodes; | ||
| } | ||
|
|
||
| private Dictionary<InstallableFile, KSPConfigNode[]> GetCachedNodes(CkanModule module) | ||
| { | ||
| if (cache.TryGetValue(module, out ConfigNodesCacheEntry entry)) | ||
| { | ||
| if (DateTime.Now - entry.Timestamp < stringCacheLifetime) | ||
| { | ||
| log.DebugFormat("Using cached nodes for {0}", module); | ||
| return entry.Value; | ||
| } | ||
| else | ||
| { | ||
| log.DebugFormat("Purging stale nodes for {0}", module); | ||
| cache.Remove(module); | ||
| } | ||
| } | ||
| return null; | ||
| } | ||
|
|
||
| private readonly IModuleService moduleService; | ||
| private readonly NodeCache cache = new NodeCache(); | ||
| // Re-use parse results within 15 minutes | ||
| private static readonly TimeSpan stringCacheLifetime = new TimeSpan(0, 15, 0); | ||
| private static readonly ILog log = LogManager.GetLogger(typeof(CachingConfigParser)); | ||
| } | ||
|
|
||
| public class ConfigNodesCacheEntry | ||
| { | ||
| public Dictionary<InstallableFile, KSPConfigNode[]> Value; | ||
| public DateTime Timestamp; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
|
|
||
| using ICSharpCode.SharpZipLib.Zip; | ||
|
|
||
| namespace CKAN.NetKAN.Services | ||
| { | ||
| internal interface IConfigParser | ||
| { | ||
| Dictionary<InstallableFile, KSPConfigNode[]> GetConfigNodes(CkanModule module, ZipFile zip, GameInstance inst); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,60 @@ | ||
| using System.Linq; | ||
|
|
||
| using Newtonsoft.Json.Linq; | ||
| using ICSharpCode.SharpZipLib.Zip; | ||
| using log4net; | ||
|
|
||
| using CKAN.NetKAN.Services; | ||
| using CKAN.NetKAN.Model; | ||
| using CKAN.Games; | ||
|
|
||
| namespace CKAN.NetKAN.Validators | ||
| { | ||
| internal sealed class ForClauseValidator : IValidator | ||
| { | ||
| public ForClauseValidator(IHttpService http, IModuleService moduleService, IConfigParser parser) | ||
| { | ||
| _http = http; | ||
| _moduleService = moduleService; | ||
| _parser = parser; | ||
| } | ||
|
|
||
| public void Validate(Metadata metadata) | ||
| { | ||
| Log.Info("Validating that :FOR[] clauses specify the right mod"); | ||
|
|
||
| JObject json = metadata.Json(); | ||
| CkanModule mod = CkanModule.FromJson(json.ToString()); | ||
| if (!mod.IsDLC) | ||
| { | ||
| var package = _http.DownloadModule(metadata); | ||
| if (!string.IsNullOrEmpty(package)) | ||
| { | ||
| ZipFile zip = new ZipFile(package); | ||
| GameInstance inst = new GameInstance(new KerbalSpaceProgram(), "/", "dummy", new NullUser()); | ||
|
|
||
| // Check for :FOR[identifier] in .cfg files | ||
| var mismatchedIdentifiers = KerbalSpaceProgram | ||
| .IdentifiersFromConfigNodes( | ||
| _parser.GetConfigNodes(mod, zip, inst) | ||
| .SelectMany(kvp => kvp.Value)) | ||
| .Where(ident => ident != mod.identifier | ||
| && Identifier.ValidIdentifierPattern.IsMatch(ident)) | ||
| .OrderBy(s => s) | ||
| .ToArray(); | ||
| if (mismatchedIdentifiers.Any()) | ||
| { | ||
| Log.WarnFormat("Found :FOR[] clauses with the wrong identifiers: {0}", | ||
| string.Join(", ", mismatchedIdentifiers)); | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| private readonly IHttpService _http; | ||
| private readonly IModuleService _moduleService; | ||
| private readonly IConfigParser _parser; | ||
|
|
||
| private static readonly ILog Log = LogManager.GetLogger(typeof(ForClauseValidator)); | ||
| } | ||
| } |
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