Restore SEBPatch

2025-06-01 11:44:20 +02:00
commit 8c656e3137
1297 changed files with 142172 additions and 0 deletions
--- a/SafeExamBrowser.ResetUtility/Procedure/Log.cs
+++ b/SafeExamBrowser.ResetUtility/Procedure/Log.cs
@@ -0,0 +1,143 @@
+/*
+ * Copyright (c) 2024 ETH Zürich, IT Services
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+using System;
+using System.Collections.Generic;
+using SafeExamBrowser.Logging.Contracts;
+using SafeExamBrowser.Settings.Logging;
+
+namespace SafeExamBrowser.ResetUtility.Procedure
+{
+	internal class Log : ProcedureStep
+	{
+		public Log(ProcedureContext context) : base(context)
+		{
+		}
+
+		internal override ProcedureStepResult Execute()
+		{
+			var log = Logger.GetLog();
+			var offset = 0;
+
+			for (var key = default(ConsoleKey); key != ConsoleKey.Enter; key = Console.ReadKey(true).Key)
+			{
+				offset = UpdateOffset(key, offset, log.Count);
+
+				InitializeConsole();
+				PrintInstructions();
+				PrintLogSection(log, offset);
+			}
+
+			return ProcedureStepResult.Continue;
+		}
+
+		internal override ProcedureStep GetNextStep()
+		{
+			return new MainMenu(Context);
+		}
+
+		private void PrintInstructions()
+		{
+			Console.WriteLine("Use the up/down arrow keys to scroll. Press enter to return to the main menu.");
+			Console.WriteLine();
+		}
+
+		private void PrintLogSection(IList<ILogContent> log, int offset)
+		{
+			var count = 0;
+
+			foreach (var item in log)
+			{
+				if (offset > log.IndexOf(item))
+				{
+					continue;
+				}
+
+				if (item is ILogMessage message)
+				{
+					PrintMessage(message);
+				}
+
+				if (item is ILogText text)
+				{
+					PrintText(text);
+				}
+
+				count++;
+
+				if (Console.CursorTop >= Console.BufferHeight - 3)
+				{
+					break;
+				}
+			}
+
+			Console.SetCursorPosition(0, Console.BufferHeight - 3);
+			Console.WriteLine();
+			Console.WriteLine($"Showing entries {offset + 1} - {offset + count} of total {log.Count}.");
+		}
+
+		private int UpdateOffset(ConsoleKey key, int offset, int total)
+		{
+			if (key == ConsoleKey.DownArrow)
+			{
+				offset = offset == total - 1 ? offset : offset + 1;
+			}
+
+			if (key == ConsoleKey.UpArrow)
+			{
+				offset = offset == 0 ? offset : offset - 1;
+			}
+
+			return offset;
+		}
+
+		private void PrintMessage(ILogMessage message)
+		{
+			var date = message.DateTime.ToString("HH:mm:ss.fff");
+			var severity = message.Severity.ToString().ToUpper();
+			var threadId = message.ThreadInfo.Id < 10 ? $"0{message.ThreadInfo.Id}" : message.ThreadInfo.Id.ToString();
+			var threadName = message.ThreadInfo.HasName ? ": " + message.ThreadInfo.Name : string.Empty;
+			var threadInfo = $"[{threadId}{threadName}]";
+
+			Console.ForegroundColor = ConsoleColor.DarkGray;
+			Console.Write($"{date} {threadInfo} - ");
+			Console.ForegroundColor = GetColorFor(message.Severity);
+			Console.WriteLine($"{severity}: { message.Message}");
+			Console.ForegroundColor = ForegroundColor;
+		}
+
+		private void PrintText(ILogText text)
+		{
+			var isHeader = text.Text.StartsWith("/* ");
+			var isComment = text.Text.StartsWith("# ");
+
+			if (isHeader || isComment)
+			{
+				Console.ForegroundColor = ConsoleColor.DarkGreen;
+			}
+
+			Console.WriteLine(text.Text);
+			Console.ForegroundColor = ForegroundColor;
+		}
+
+		private ConsoleColor GetColorFor(LogLevel severity)
+		{
+			switch (severity)
+			{
+				case LogLevel.Debug:
+					return ConsoleColor.DarkGray;
+				case LogLevel.Error:
+					return ConsoleColor.Red;
+				case LogLevel.Warning:
+					return ConsoleColor.DarkYellow;
+				default:
+					return ConsoleColor.DarkBlue;
+			}
+		}
+	}
+}