public async virtual Task RouteAsync([NotNull] RouteContext context)
{
EnsureLoggers(context.HttpContext);
var requestPath = context.HttpContext.Request.Path.Value;
if (!string.IsNullOrEmpty(requestPath) && requestPath[0] == '/')
{
requestPath = requestPath.Substring(1);
}
var values = _matcher.Match(requestPath);
if (values == null)
{
// If we got back a null value set, that means the URI did not match
return;
}
var oldRouteData = context.RouteData;
var newRouteData = new RouteData(oldRouteData);
MergeValues(newRouteData.DataTokens, _dataTokens);
newRouteData.Routers.Add(_target);
MergeValues(newRouteData.Values, values);
if (!RouteConstraintMatcher.Match(
Constraints,
newRouteData.Values,
context.HttpContext,
this,
RouteDirection.IncomingRequest,
_constraintLogger))
{
return;
}
_logger.LogVerbose(
"Request successfully matched the route with name '{RouteName}' and template '{RouteTemplate}'.",
Name,
RouteTemplate);
try
{
context.RouteData = newRouteData;
await _target.RouteAsync(context);
}
finally
{
// Restore the original values to prevent polluting the route data.
if (!context.IsHandled)
{
context.RouteData = oldRouteData;
}
}
}
public async virtual Task RouteAsync(RouteContext context)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
EnsureLoggers(context.HttpContext);
var requestPath = context.HttpContext.Request.Path;
var values = _matcher.Match(requestPath);
if (values == null)
{
// If we got back a null value set, that means the URI did not match
return;
}
var oldRouteData = context.RouteData;
var newRouteData = new RouteData(oldRouteData);
// Perf: Avoid accessing data tokens if you don't need to write to it, these dictionaries are all
// created lazily.
if (_dataTokens.Count > 0)
{
MergeValues(newRouteData.DataTokens, _dataTokens);
}
newRouteData.Routers.Add(_target);
MergeValues(newRouteData.Values, values);
if (!RouteConstraintMatcher.Match(
Constraints,
newRouteData.Values,
context.HttpContext,
this,
RouteDirection.IncomingRequest,
_constraintLogger))
{
return;
}
_logger.LogVerbose(
"Request successfully matched the route with name '{RouteName}' and template '{RouteTemplate}'.",
Name,
RouteTemplate);
try
{
context.RouteData = newRouteData;
await _target.RouteAsync(context);
}
finally
{
// Restore the original values to prevent polluting the route data.
if (!context.IsHandled)
{
context.RouteData = oldRouteData;
}
}
}
public async virtual Task RouteAsync([NotNull] RouteContext context)
{
EnsureLoggers(context.HttpContext);
using (_logger.BeginScope("TemplateRoute.RouteAsync"))
{
var requestPath = context.HttpContext.Request.Path.Value;
if (!string.IsNullOrEmpty(requestPath) && requestPath[0] == '/')
{
requestPath = requestPath.Substring(1);
}
var values = _matcher.Match(requestPath, Defaults);
if (values == null)
{
if (_logger.IsEnabled(TraceType.Verbose))
{
_logger.WriteValues(CreateRouteAsyncValues(
requestPath,
values,
matchedValues: false,
matchedConstraints: false,
handled: context.IsHandled));
}
// If we got back a null value set, that means the URI did not match
return;
}
else
{
// Not currently doing anything to clean this up if it's not a match. Consider hardening this.
context.RouteData.Values = values;
if (RouteConstraintMatcher.Match(Constraints,
values,
context.HttpContext,
this,
RouteDirection.IncomingRequest,
_constraintLogger))
{
context.RouteData.DataTokens = _dataTokens;
await _target.RouteAsync(context);
if (_logger.IsEnabled(TraceType.Verbose))
{
_logger.WriteValues(CreateRouteAsyncValues(
requestPath,
values,
matchedValues: true,
matchedConstraints: true,
handled: context.IsHandled));
}
}
else
{
if (_logger.IsEnabled(TraceType.Verbose))
{
_logger.WriteValues(CreateRouteAsyncValues(
requestPath,
values,
matchedValues: true,
matchedConstraints: false,
handled: context.IsHandled));
}
}
}
}
}
public async virtual Task RouteAsync([NotNull] RouteContext context)
{
EnsureLoggers(context.HttpContext);
using (_logger.BeginScope("TemplateRoute.RouteAsync"))
{
var requestPath = context.HttpContext.Request.Path.Value;
if (!string.IsNullOrEmpty(requestPath) && requestPath[0] == '/')
{
requestPath = requestPath.Substring(1);
}
var values = _matcher.Match(requestPath);
if (values == null)
{
if (_logger.IsEnabled(LogLevel.Verbose))
{
_logger.WriteValues(CreateRouteAsyncValues(
requestPath,
context.RouteData.Values,
matchedValues: false,
matchedConstraints: false,
handled: context.IsHandled));
}
// If we got back a null value set, that means the URI did not match
return;
}
var oldRouteData = context.RouteData;
var newRouteData = new RouteData(oldRouteData);
MergeValues(newRouteData.DataTokens, _dataTokens);
newRouteData.Routers.Add(_target);
MergeValues(newRouteData.Values, values);
if (!RouteConstraintMatcher.Match(
Constraints,
newRouteData.Values,
context.HttpContext,
this,
RouteDirection.IncomingRequest,
_constraintLogger))
{
if (_logger.IsEnabled(LogLevel.Verbose))
{
_logger.WriteValues(CreateRouteAsyncValues(
requestPath,
newRouteData.Values,
matchedValues: true,
matchedConstraints: false,
handled: context.IsHandled));
}
return;
}
try
{
context.RouteData = newRouteData;
await _target.RouteAsync(context);
if (_logger.IsEnabled(LogLevel.Verbose))
{
_logger.WriteValues(CreateRouteAsyncValues(
requestPath,
newRouteData.Values,
matchedValues: true,
matchedConstraints: true,
handled: context.IsHandled));
}
}
finally
{
// Restore the original values to prevent polluting the route data.
if (!context.IsHandled)
{
context.RouteData = oldRouteData;
}
}
}
}
