From 1f5addfbb7bde693ec2c785e233d99635604f638 Mon Sep 17 00:00:00 2001 From: Luke Pulverenti Date: Sat, 29 Oct 2016 16:13:23 -0400 Subject: move dependencies --- Emby.Common.Implementations/Logging/NLogger.cs | 224 +++++++++++++++++ Emby.Common.Implementations/Logging/NlogManager.cs | 264 +++++++++++++++++++++ 2 files changed, 488 insertions(+) create mode 100644 Emby.Common.Implementations/Logging/NLogger.cs create mode 100644 Emby.Common.Implementations/Logging/NlogManager.cs (limited to 'Emby.Common.Implementations/Logging') diff --git a/Emby.Common.Implementations/Logging/NLogger.cs b/Emby.Common.Implementations/Logging/NLogger.cs new file mode 100644 index 000000000..8abd3d0d9 --- /dev/null +++ b/Emby.Common.Implementations/Logging/NLogger.cs @@ -0,0 +1,224 @@ +using MediaBrowser.Model.Logging; +using System; +using System.Text; + +namespace Emby.Common.Implementations.Logging +{ + /// + /// Class NLogger + /// + public class NLogger : ILogger + { + /// + /// The _logger + /// + private readonly NLog.Logger _logger; + + private readonly ILogManager _logManager; + + /// + /// The _lock object + /// + private static readonly object LockObject = new object(); + + /// + /// Initializes a new instance of the class. + /// + /// The name. + /// The log manager. + public NLogger(string name, ILogManager logManager) + { + _logManager = logManager; + lock (LockObject) + { + _logger = NLog.LogManager.GetLogger(name); + } + } + + /// + /// Infoes the specified message. + /// + /// The message. + /// The param list. + public void Info(string message, params object[] paramList) + { + _logger.Info(message, paramList); + } + + /// + /// Errors the specified message. + /// + /// The message. + /// The param list. + public void Error(string message, params object[] paramList) + { + _logger.Error(message, paramList); + } + + /// + /// Warns the specified message. + /// + /// The message. + /// The param list. + public void Warn(string message, params object[] paramList) + { + _logger.Warn(message, paramList); + } + + /// + /// Debugs the specified message. + /// + /// The message. + /// The param list. + public void Debug(string message, params object[] paramList) + { + if (_logManager.LogSeverity == LogSeverity.Info) + { + return; + } + + _logger.Debug(message, paramList); + } + + /// + /// Logs the exception. + /// + /// The message. + /// The exception. + /// The param list. + /// + public void ErrorException(string message, Exception exception, params object[] paramList) + { + LogException(LogSeverity.Error, message, exception, paramList); + } + + /// + /// Logs the exception. + /// + /// The level. + /// The message. + /// The exception. + /// The param list. + private void LogException(LogSeverity level, string message, Exception exception, params object[] paramList) + { + message = FormatMessage(message, paramList).Replace(Environment.NewLine, ". "); + + var messageText = LogHelper.GetLogMessage(exception); + + var prefix = _logManager.ExceptionMessagePrefix; + + if (!string.IsNullOrWhiteSpace(prefix)) + { + messageText.Insert(0, prefix); + } + + LogMultiline(message, level, messageText); + } + + /// + /// Formats the message. + /// + /// The message. + /// The param list. + /// System.String. + private static string FormatMessage(string message, params object[] paramList) + { + if (paramList != null) + { + for (var i = 0; i < paramList.Length; i++) + { + var obj = paramList[i]; + + message = message.Replace("{" + i + "}", (obj == null ? "null" : obj.ToString())); + } + } + + return message; + } + + /// + /// Logs the multiline. + /// + /// The message. + /// The severity. + /// Content of the additional. + public void LogMultiline(string message, LogSeverity severity, StringBuilder additionalContent) + { + if (severity == LogSeverity.Debug && _logManager.LogSeverity == LogSeverity.Info) + { + return; + } + + additionalContent.Insert(0, message + Environment.NewLine); + + const char tabChar = '\t'; + + var text = additionalContent.ToString() + .Replace(Environment.NewLine, Environment.NewLine + tabChar) + .TrimEnd(tabChar); + + if (text.EndsWith(Environment.NewLine)) + { + text = text.Substring(0, text.LastIndexOf(Environment.NewLine, StringComparison.OrdinalIgnoreCase)); + } + + _logger.Log(GetLogLevel(severity), text); + } + + /// + /// Gets the log level. + /// + /// The severity. + /// NLog.LogLevel. + private NLog.LogLevel GetLogLevel(LogSeverity severity) + { + switch (severity) + { + case LogSeverity.Debug: + return NLog.LogLevel.Debug; + case LogSeverity.Error: + return NLog.LogLevel.Error; + case LogSeverity.Warn: + return NLog.LogLevel.Warn; + case LogSeverity.Fatal: + return NLog.LogLevel.Fatal; + case LogSeverity.Info: + return NLog.LogLevel.Info; + default: + throw new ArgumentException("Unknown LogSeverity: " + severity.ToString()); + } + } + + /// + /// Logs the specified severity. + /// + /// The severity. + /// The message. + /// The param list. + public void Log(LogSeverity severity, string message, params object[] paramList) + { + _logger.Log(GetLogLevel(severity), message, paramList); + } + + /// + /// Fatals the specified message. + /// + /// The message. + /// The param list. + public void Fatal(string message, params object[] paramList) + { + _logger.Fatal(message, paramList); + } + + /// + /// Fatals the exception. + /// + /// The message. + /// The exception. + /// The param list. + public void FatalException(string message, Exception exception, params object[] paramList) + { + LogException(LogSeverity.Fatal, message, exception, paramList); + } + } +} diff --git a/Emby.Common.Implementations/Logging/NlogManager.cs b/Emby.Common.Implementations/Logging/NlogManager.cs new file mode 100644 index 000000000..e38b87bd1 --- /dev/null +++ b/Emby.Common.Implementations/Logging/NlogManager.cs @@ -0,0 +1,264 @@ +using System; +using System.IO; +using System.Linq; +using NLog; +using NLog.Config; +using NLog.Targets; +using NLog.Targets.Wrappers; +using MediaBrowser.Model.Logging; + +namespace Emby.Common.Implementations.Logging +{ + /// + /// Class NlogManager + /// + public class NlogManager : ILogManager + { + /// + /// Occurs when [logger loaded]. + /// + public event EventHandler LoggerLoaded; + /// + /// Gets or sets the log directory. + /// + /// The log directory. + private string LogDirectory { get; set; } + /// + /// Gets or sets the log file prefix. + /// + /// The log file prefix. + private string LogFilePrefix { get; set; } + /// + /// Gets the log file path. + /// + /// The log file path. + public string LogFilePath { get; private set; } + + /// + /// Gets or sets the exception message prefix. + /// + /// The exception message prefix. + public string ExceptionMessagePrefix { get; set; } + + /// + /// Initializes a new instance of the class. + /// + /// The log directory. + /// The log file name prefix. + public NlogManager(string logDirectory, string logFileNamePrefix) + { + LogDirectory = logDirectory; + LogFilePrefix = logFileNamePrefix; + + LogManager.Configuration = new LoggingConfiguration (); + } + + private LogSeverity _severity = LogSeverity.Debug; + public LogSeverity LogSeverity + { + get + { + return _severity; + } + set + { + var changed = _severity != value; + + _severity = value; + + if (changed) + { + UpdateLogLevel(value); + } + } + } + + private void UpdateLogLevel(LogSeverity newLevel) + { + var level = GetLogLevel(newLevel); + + var rules = LogManager.Configuration.LoggingRules; + + foreach (var rule in rules) + { + if (!rule.IsLoggingEnabledForLevel(level)) + { + rule.EnableLoggingForLevel(level); + } + foreach (var lev in rule.Levels.ToArray()) + { + if (lev < level) + { + rule.DisableLoggingForLevel(lev); + } + } + } + } + + /// + /// Adds the file target. + /// + /// The path. + /// The level. + private void AddFileTarget(string path, LogSeverity level) + { + RemoveTarget("ApplicationLogFileWrapper"); + + var wrapper = new AsyncTargetWrapper (); + wrapper.Name = "ApplicationLogFileWrapper"; + + var logFile = new FileTarget + { + FileName = path, + Layout = "${longdate} ${level} ${logger}: ${message}" + }; + + logFile.Name = "ApplicationLogFile"; + + wrapper.WrappedTarget = logFile; + + AddLogTarget(wrapper, level); + } + + /// + /// Adds the log target. + /// + /// The target. + /// The level. + public void AddLogTarget(Target target, LogSeverity level) + { + var config = LogManager.Configuration; + config.AddTarget(target.Name, target); + + var rule = new LoggingRule("*", GetLogLevel(level), target); + config.LoggingRules.Add(rule); + + LogManager.Configuration = config; + } + + /// + /// Removes the target. + /// + /// The name. + public void RemoveTarget(string name) + { + var config = LogManager.Configuration; + + var target = config.FindTargetByName(name); + + if (target != null) + { + foreach (var rule in config.LoggingRules.ToList()) + { + var contains = rule.Targets.Contains(target); + + rule.Targets.Remove(target); + + if (contains) + { + config.LoggingRules.Remove(rule); + } + } + + config.RemoveTarget(name); + LogManager.Configuration = config; + } + } + + /// + /// Gets the logger. + /// + /// The name. + /// ILogger. + public MediaBrowser.Model.Logging.ILogger GetLogger(string name) + { + return new NLogger(name, this); + } + + /// + /// Gets the log level. + /// + /// The severity. + /// LogLevel. + /// Unrecognized LogSeverity + private LogLevel GetLogLevel(LogSeverity severity) + { + switch (severity) + { + case LogSeverity.Debug: + return LogLevel.Debug; + case LogSeverity.Error: + return LogLevel.Error; + case LogSeverity.Fatal: + return LogLevel.Fatal; + case LogSeverity.Info: + return LogLevel.Info; + case LogSeverity.Warn: + return LogLevel.Warn; + default: + throw new ArgumentException("Unrecognized LogSeverity"); + } + } + + /// + /// Reloads the logger. + /// + /// The level. + public void ReloadLogger(LogSeverity level) + { + LogFilePath = Path.Combine(LogDirectory, LogFilePrefix + "-" + decimal.Floor(DateTime.Now.Ticks / 10000000) + ".txt"); + + Directory.CreateDirectory(Path.GetDirectoryName(LogFilePath)); + + AddFileTarget(LogFilePath, level); + + LogSeverity = level; + + if (LoggerLoaded != null) + { + try + { + LoggerLoaded(this, EventArgs.Empty); + } + catch (Exception ex) + { + GetLogger("Logger").ErrorException("Error in LoggerLoaded event", ex); + } + } + } + + /// + /// Flushes this instance. + /// + public void Flush() + { + LogManager.Flush(); + } + + + public void AddConsoleOutput() + { + RemoveTarget("ConsoleTargetWrapper"); + + var wrapper = new AsyncTargetWrapper (); + wrapper.Name = "ConsoleTargetWrapper"; + + var target = new ConsoleTarget() + { + Layout = "${level}, ${logger}, ${message}", + Error = false + }; + + target.Name = "ConsoleTarget"; + + wrapper.WrappedTarget = target; + + AddLogTarget(wrapper, LogSeverity); + } + + public void RemoveConsoleOutput() + { + RemoveTarget("ConsoleTargetWrapper"); + } + } +} -- cgit v1.2.3