/// <summary>
/// Configures NLog for to log to the specified target so that all messages
/// above and including the specified level are output.
/// </summary>
/// <param name="target">The target to log all messages to.</param>
/// <param name="minLevel">The minimal logging level.</param>
public static void ConfigureForTargetLogging(Target target, LogLevel minLevel)
{
var config = new LoggingConfiguration();
var rule = new LoggingRule("*", minLevel, target);
config.LoggingRules.Add(rule);
LogManager.Configuration = config;
}
public static void ConfigureForConsoleLogging(LogLevel minLevel)
{
var consoleTarget = new ConsoleTarget();
var config = new LoggingConfiguration();
var rule = new LoggingRule("*", minLevel, consoleTarget);
config.LoggingRules.Add(rule);
LogManager.Configuration = config;
}
private void ParseLoggerElement(NLogXmlElement loggerElement, IList <LoggingRule> rulesCollection)
{
loggerElement.AssertName("logger");
var rule = new LoggingRule();
var namePattern = loggerElement.GetOptionalAttribute("name", "*");
var appendTo = loggerElement.GetOptionalAttribute("appendTo", null);
if (appendTo == null)
{
appendTo = loggerElement.GetOptionalAttribute("writeTo", null);
}
rule.LoggerNamePattern = namePattern;
if (appendTo != null)
{
foreach (var t in appendTo.Split(','))
{
var targetName = t.Trim();
var target = FindTargetByName(targetName);
if (target != null)
{
rule.Targets.Add(target);
}
else
{
throw new NLogConfigurationException("Target " + targetName + " not found.");
}
}
}
rule.Final = loggerElement.GetOptionalBooleanAttribute("final", false);
string levelString;
if (loggerElement.AttributeValues.TryGetValue("level", out levelString))
{
var level = LogLevel.FromString(levelString);
rule.EnableLoggingForLevel(level);
}
else if (loggerElement.AttributeValues.TryGetValue("levels", out levelString))
{
levelString = CleanWhitespace(levelString);
var tokens = levelString.Split(',');
foreach (var s in tokens)
{
if (!string.IsNullOrEmpty(s))
{
var level = LogLevel.FromString(s);
rule.EnableLoggingForLevel(level);
}
}
}
else
{
var minLevel = 0;
var maxLevel = LogLevel.MaxLevel.Ordinal;
string minLevelString;
string maxLevelString;
if (loggerElement.AttributeValues.TryGetValue("minLevel", out minLevelString))
{
minLevel = LogLevel.FromString(minLevelString).Ordinal;
}
if (loggerElement.AttributeValues.TryGetValue("maxLevel", out maxLevelString))
{
maxLevel = LogLevel.FromString(maxLevelString).Ordinal;
}
for (var i = minLevel; i <= maxLevel; ++i)
{
rule.EnableLoggingForLevel(LogLevel.FromOrdinal(i));
}
}
foreach (var child in loggerElement.Children)
{
switch (child.LocalName.ToUpper(CultureInfo.InvariantCulture))
{
case "FILTERS":
ParseFilters(rule, child);
break;
case "LOGGER":
ParseLoggerElement(child, rule.ChildRules);
break;
}
}
rulesCollection.Add(rule);
}
private void ParseLoggerElement(NLogXmlElement loggerElement, IList<LoggingRule> rulesCollection)
{
loggerElement.AssertName("logger");
var rule = new LoggingRule();
var namePattern = loggerElement.GetOptionalAttribute("name", "*");
var appendTo = loggerElement.GetOptionalAttribute("appendTo", null);
if (appendTo == null)
{
appendTo = loggerElement.GetOptionalAttribute("writeTo", null);
}
rule.LoggerNamePattern = namePattern;
if (appendTo != null)
{
foreach (var t in appendTo.Split(','))
{
var targetName = t.Trim();
var target = FindTargetByName(targetName);
if (target != null)
{
rule.Targets.Add(target);
}
else
{
throw new NLogConfigurationException("Target " + targetName + " not found.");
}
}
}
rule.Final = loggerElement.GetOptionalBooleanAttribute("final", false);
string levelString;
if (loggerElement.AttributeValues.TryGetValue("level", out levelString))
{
var level = LogLevel.FromString(levelString);
rule.EnableLoggingForLevel(level);
}
else if (loggerElement.AttributeValues.TryGetValue("levels", out levelString))
{
levelString = CleanWhitespace(levelString);
var tokens = levelString.Split(',');
foreach (var s in tokens)
{
if (!string.IsNullOrEmpty(s))
{
var level = LogLevel.FromString(s);
rule.EnableLoggingForLevel(level);
}
}
}
else
{
var minLevel = 0;
var maxLevel = LogLevel.MaxLevel.Ordinal;
string minLevelString;
string maxLevelString;
if (loggerElement.AttributeValues.TryGetValue("minLevel", out minLevelString))
{
minLevel = LogLevel.FromString(minLevelString).Ordinal;
}
if (loggerElement.AttributeValues.TryGetValue("maxLevel", out maxLevelString))
{
maxLevel = LogLevel.FromString(maxLevelString).Ordinal;
}
for (var i = minLevel; i <= maxLevel; ++i)
{
rule.EnableLoggingForLevel(LogLevel.FromOrdinal(i));
}
}
foreach (var child in loggerElement.Children)
{
switch (child.LocalName.ToUpper(CultureInfo.InvariantCulture))
{
case "FILTERS":
ParseFilters(rule, child);
break;
case "LOGGER":
ParseLoggerElement(child, rule.ChildRules);
break;
}
}
rulesCollection.Add(rule);
}
private void ParseFilters(LoggingRule rule, NLogXmlElement filtersElement)
{
filtersElement.AssertName("filters");
foreach (var filterElement in filtersElement.Children)
{
var name = filterElement.LocalName;
var filter = configurationItemFactory.Filters.CreateInstance(name);
ConfigureObjectFromAttributes(filter, filterElement, false);
rule.Filters.Add(filter);
}
}
