public void ApplyRule(RewriteContext context) => _onApplyRule(context);
public virtual void ApplyRule(RewriteContext context)
{
var request = context.HttpContext.Request;
var path = request.Path;
var pathBase = request.PathBase;
Match initMatchResults;
if (!path.HasValue)
{
initMatchResults = InitialMatch.Match(string.Empty);
}
else
{
initMatchResults = InitialMatch.Match(path.ToString().Substring(1));
}
if (initMatchResults.Success)
{
var newPath = initMatchResults.Result(Replacement);
var response = context.HttpContext.Response;
response.StatusCode = StatusCode;
context.Result = RuleResult.EndResponse;
string encodedPath;
if (string.IsNullOrEmpty(newPath))
{
encodedPath = pathBase.HasValue ? pathBase.Value : "/";
}
else
{
var host = default(HostString);
var schemeSplit = newPath.IndexOf(Uri.SchemeDelimiter, StringComparison.Ordinal);
if (schemeSplit >= 0)
{
schemeSplit += Uri.SchemeDelimiter.Length;
var pathSplit = newPath.IndexOf('/', schemeSplit);
if (pathSplit == -1)
{
host = new HostString(newPath.Substring(schemeSplit));
newPath = "/";
}
else
{
host = new HostString(newPath.Substring(schemeSplit, pathSplit - schemeSplit));
newPath = newPath.Substring(pathSplit);
}
}
if (newPath[0] != '/')
{
newPath = '/' + newPath;
}
var resolvedQuery = request.QueryString;
var resolvedPath = newPath;
var querySplit = newPath.IndexOf('?');
if (querySplit >= 0)
{
resolvedQuery = request.QueryString.Add(QueryString.FromUriComponent(newPath.Substring(querySplit)));
resolvedPath = newPath.Substring(0, querySplit);
}
encodedPath = host.HasValue
? UriHelper.BuildAbsolute(request.Scheme, host, pathBase, resolvedPath, resolvedQuery, default)
: UriHelper.BuildRelative(pathBase, resolvedPath, resolvedQuery, default);
}
// not using the HttpContext.Response.redirect here because status codes may be 301, 302, 307, 308
response.Headers.Location = encodedPath;
context.Logger.RedirectedRequest(newPath);
}
}
public virtual void ApplyRule(RewriteContext context)
{
var path = context.HttpContext.Request.Path;
Match initMatchResults;
if (path == PathString.Empty)
{
initMatchResults = InitialMatch.Match(path.ToString());
}
else
{
initMatchResults = InitialMatch.Match(path.ToString().Substring(1));
}
if (initMatchResults.Success)
{
var result = initMatchResults.Result(Replacement);
var request = context.HttpContext.Request;
if (StopProcessing)
{
context.Result = RuleResult.SkipRemainingRules;
}
if (string.IsNullOrEmpty(result))
{
result = "/";
}
if (result.IndexOf("://", StringComparison.Ordinal) >= 0)
{
string scheme;
HostString host;
PathString pathString;
QueryString query;
FragmentString fragment;
UriHelper.FromAbsolute(result, out scheme, out host, out pathString, out query, out fragment);
request.Scheme = scheme;
request.Host = host;
request.Path = pathString;
request.QueryString = query.Add(request.QueryString);
}
else
{
var split = result.IndexOf('?');
if (split >= 0)
{
var newPath = result.Substring(0, split);
if (newPath[0] == '/')
{
request.Path = PathString.FromUriComponent(newPath);
}
else
{
request.Path = PathString.FromUriComponent('/' + newPath);
}
request.QueryString = request.QueryString.Add(
QueryString.FromUriComponent(
result.Substring(split)));
}
else
{
if (result[0] == '/')
{
request.Path = PathString.FromUriComponent(result);
}
else
{
request.Path = PathString.FromUriComponent('/' + result);
}
}
}
context.Logger.RewrittenRequest(result);
}
}
