bin/projects/dbatools/dbatools/Message/MessageHost.cs
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using System;
using System.Collections.Generic; using System.Collections.Concurrent; using System.Management.Automation; namespace Sqlcollaborative.Dbatools.Message { /// <summary> /// Provides static resources to the messaging subsystem /// </summary> public static class MessageHost { #region Defines /// <summary> /// The maximum message level to still display to the user directly. /// </summary> public static int MaximumInformation = 3; /// <summary> /// The maxium message level where verbose information is still written. /// </summary> public static int MaximumVerbose = 6; /// <summary> /// The maximum message level where debug information is still written. /// </summary> public static int MaximumDebug = 9; /// <summary> /// The minimum required message level for messages that will be shown to the user. /// </summary> public static int MinimumInformation = 1; /// <summary> /// The minimum required message level where verbose information is written. /// </summary> public static int MinimumVerbose = 4; /// <summary> /// The minimum required message level where debug information is written. /// </summary> public static int MinimumDebug = 1; /// <summary> /// The color stuff gets written to the console in /// </summary> public static ConsoleColor InfoColor = ConsoleColor.Cyan; /// <summary> /// The color important stuff gets written to the console in /// </summary> public static ConsoleColor InfoColorEmphasis = ConsoleColor.Green; /// <summary> /// The color background stuff gets written to the console in /// </summary> public static ConsoleColor InfoColorSubtle = ConsoleColor.Gray; /// <summary> /// The color stuff gets written to the console in, when developer mode is enabled and the message would not have been written after all /// </summary> public static ConsoleColor DeveloperColor = ConsoleColor.Gray; /// <summary> /// Enables the developer mode. In this all messages are written to the console, in order to make it easier to troubleshoot issues. /// </summary> public static bool DeveloperMode = false; /// <summary> /// Message levels can decrease by nested level. This causes messages to have an increasingly reduced level as the size of the callstack increases. /// </summary> public static int NestedLevelDecrement = 0; /// <summary> /// Globally override all verbosity /// </summary> public static bool DisableVerbosity = false; /// <summary> /// Include message timestamps in verbose message output /// </summary> public static bool EnableMessageTimestamp = true; /// <summary> /// Include the message display command in the verbose message output /// </summary> public static bool EnableMessageDisplayCommand = true; /// <summary> /// Include the entire callstack in the verbose message output /// </summary> public static bool EnableMessageBreadcrumbs = false; #endregion Defines #region Transformations /// <summary> /// The size of the transform error queue. When adding more than this, the oldest entry will be discarded /// </summary> public static int TransformErrorQueueSize = 512; /// <summary> /// Provides the option to transform exceptions based on the original exception type /// </summary> public static Dictionary<string, ScriptBlock> ExceptionTransforms = new Dictionary<string, ScriptBlock>(); /// <summary> /// Provides the option to transform target objects based on type. This is sometimes important when working with live state objects that should not be serialized. /// </summary> public static Dictionary<string, ScriptBlock> TargetTransforms = new Dictionary<string, ScriptBlock>(); /// <summary> /// The list of transformation errors that occured. /// </summary> private static ConcurrentQueue<TransformError> TransformErrors = new ConcurrentQueue<TransformError>(); /// <summary> /// Returns the current queue of failed transformations /// </summary> /// <returns>The list of transformations that failed</returns> public static TransformError[] GetTransformErrors() { return TransformErrors.ToArray(); } /// <summary> /// Writes a new transform error /// </summary> /// <param name="Record">The record of what went wrong</param> /// <param name="FunctionName">The name of the function writing the transformed message</param> /// <param name="ModuleName">The module the function writing the transformed message is part of</param> /// <param name="Object">The object that should have been transformed</param> /// <param name="Type">The type of transform that was attempted</param> /// <param name="Runspace">The runspace it all happened on</param> public static void WriteTransformError(ErrorRecord Record, string FunctionName, string ModuleName, object Object, TransformType Type, Guid Runspace) { TransformError tempError; TransformErrors.Enqueue(new TransformError(Record, FunctionName, ModuleName, Object, Type, Runspace)); while (TransformErrors.Count > TransformErrorQueueSize) TransformErrors.TryDequeue(out tempError); } /// <summary> /// List of custom transforms for exceptions /// </summary> public static TransformList ExceptionTransformList = new TransformList(); /// <summary> /// List of custom transforms for targets /// </summary> public static TransformList TargetTransformlist = new TransformList(); /// <summary> /// List of all modifiers that apply to message levels /// </summary> public static Dictionary<string, MessageLevelModifier> MessageLevelModifiers = new Dictionary<string, MessageLevelModifier>(); #endregion Transformations #region Events /// <summary> /// List of events that subscribe to messages being written /// </summary> public static Dictionary<string, MessageEventSubscription> Events = new Dictionary<string, MessageEventSubscription>(); #endregion Events } } |