Split the service and server functions

TGS.Server/RepoConfig.cs

@@ -0,0 +1,152 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Web.Script.Serialization;
+
+namespace TGS.Server
+{
+	/// <summary>
+	/// Repository specific information for a <see cref="ServerInstance"/>
+	/// </summary>
+	sealed class RepoConfig : IEquatable<RepoConfig>
+	{
+		/// <summary>
+		/// If this json is setup to support <see cref="TGS.Interface.Components.ITGRepository.GenerateChangelog(out string)"/>
+		/// </summary>
+		public readonly bool ChangelogSupport;
+		/// <summary>
+		/// Path to the repository's changelog generator script
+		/// </summary>
+		public readonly string PathToChangelogPy;
+		/// <summary>
+		/// Arguments for the changelog gennerator script
+		/// </summary>
+		public readonly string ChangelogPyArguments;
+		/// <summary>
+		/// List of python pip dependencies for the changelog generator script
+		/// </summary>
+		public readonly IList<string> PipDependancies = new List<string>();
+		/// <summary>
+		/// Paths to commit and push to the remote repository
+		/// </summary>
+		public readonly IList<string> PathsToStage = new List<string>();
+		/// <summary>
+		/// Directory's whose contents should not be touched when the <see cref="ServerInstance"/> updates
+		/// </summary>
+		public readonly IList<string> StaticDirectoryPaths = new List<string>();
+		/// <summary>
+		/// DLL's used by DreamDaemon call()() operations. Must be handled as symlinks to avoid lockups during update operations
+		/// </summary>
+		public readonly IList<string> DLLPaths = new List<string>();
+
+		/// <summary>
+		/// Construct a RepoConfig
+		/// </summary>
+		/// <param name="path">Path to the config JSON to use</param>
+		public RepoConfig(string path)
+		{
+			if (!File.Exists(path))
+				return;
+			var rawdata = File.ReadAllText(path);
+			var Deserializer = new JavaScriptSerializer();
+			var json = Deserializer.Deserialize<IDictionary<string, object>>(rawdata);
+			try
+			{
+				var details = (IDictionary<string, object>)json["changelog"];
+				PathToChangelogPy = (string)details["script"];
+				ChangelogPyArguments = (string)details["arguments"];
+				ChangelogSupport = true;
+				try
+				{
+					PipDependancies = LoadArray(details["pip_dependancies"]);
+				}
+				catch { }
+			}
+			catch
+			{
+				ChangelogSupport = false;
+			}
+			try
+			{
+				PathsToStage = LoadArray(json["synchronize_paths"]);
+			}
+			catch { }
+			try
+			{
+				StaticDirectoryPaths = LoadArray(json["static_directories"]);
+			}
+			catch { }
+			try
+			{
+				DLLPaths = LoadArray(json["dlls"]);
+			}
+			catch { }
+		}
+
+		/// <summary>
+		/// Convert an array of <see cref="string"/>s to a <see cref="IList{T}"/> of <see cref="string"/>s
+		/// </summary>
+		/// <param name="o">The <see cref="string"/> array to convert</param>
+		/// <returns></returns>
+		private static IList<string> LoadArray(object o)
+		{
+			var array = (object[])o;
+			var res = new List<string>();
+			foreach (var I in array)
+				res.Add((string)I);
+			return res;
+		}
+
+		/// <inheritdoc />
+		public override bool Equals(object obj)
+		{
+			return Equals(obj as RepoConfig);
+		}
+
+		/// <summary>
+		/// Check if two <see cref="string"/> <see cref="IList{T}"/>s have the same contents
+		/// </summary>
+		/// <param name="A">The first <see cref="string"/> <see cref="IList{T}"/></param>
+		/// <param name="B">The second <see cref="string"/> <see cref="IList{T}"/></param>
+		/// <returns><see langword="true"/> if the <see cref="string"/> <see cref="IList{T}"/>s match, <see langword="false"/> otherwise</returns>
+		private static bool ListEquals(IList<string> A, IList<string> B)
+		{
+			return A.All(B.Contains) && A.Count == B.Count;
+		}
+
+		public bool Equals(RepoConfig other)
+		{
+			return ChangelogSupport == other.ChangelogSupport
+				&& PathToChangelogPy == other.PathToChangelogPy
+				&& ChangelogPyArguments == other.ChangelogPyArguments
+				&& ListEquals(PipDependancies, other.PipDependancies)
+				&& ListEquals(PathsToStage, other.PathsToStage)
+				&& ListEquals(StaticDirectoryPaths, other.StaticDirectoryPaths)
+				&& ListEquals(DLLPaths, other.DLLPaths);
+		}
+
+		public override int GetHashCode()
+		{
+			var hashCode = 1890628544;
+			hashCode = hashCode * -1521134295 + ChangelogSupport.GetHashCode();
+			hashCode = hashCode * -1521134295 + EqualityComparer<string>.Default.GetHashCode(PathToChangelogPy);
+			hashCode = hashCode * -1521134295 + EqualityComparer<string>.Default.GetHashCode(ChangelogPyArguments);
+			hashCode = hashCode * -1521134295 + EqualityComparer<IList<string>>.Default.GetHashCode(PipDependancies);
+			hashCode = hashCode * -1521134295 + EqualityComparer<IList<string>>.Default.GetHashCode(PathsToStage);
+			hashCode = hashCode * -1521134295 + EqualityComparer<IList<string>>.Default.GetHashCode(StaticDirectoryPaths);
+			hashCode = hashCode * -1521134295 + EqualityComparer<IList<string>>.Default.GetHashCode(DLLPaths);
+			return hashCode;
+		}
+
+		public static bool operator ==(RepoConfig config1, RepoConfig config2)
+		{
+			return EqualityComparer<RepoConfig>.Default.Equals(config1, config2);
+		}
+
+		public static bool operator !=(RepoConfig config1, RepoConfig config2)
+		{
+			return !(config1 == config2);
+		}
+	}
+}