private int ReadQueryString(ReadOnlySpan <char> buffer, QueryString queryString, HttpRequest request)
{
int result = 0;
ReadOnlySpan <char> qsdata = buffer;
for (int i = 0; i < buffer.Length; i++)
{
if (buffer[i] == '?')
{
result = i;
qsdata = buffer.Slice(i + 1, buffer.Length - i - 1);
break;
}
}
if (result > 0)
{
string name = null;
string value = null;
int offset = 0;
for (int i = 0; i < qsdata.Length; i++)
{
if (qsdata[i] == '=')
{
name = new string(qsdata.Slice(offset, i - offset));
offset = i + 1;
}
else if (qsdata[i] == '&')
{
if (name != null && i - offset > 0)
{
value = new string(qsdata.Slice(offset, i - offset));
queryString.Add(name, value);
name = null;
}
offset = i + 1;
}
}
if (name != null && qsdata.Length - offset > 0)
{
value = new string(qsdata.Slice(offset, qsdata.Length - offset));
queryString.Add(name, value);
}
}
return(result);
}
public static int ReadUrlQueryString(ReadOnlySpan <char> url, QueryString queryString, HttpRequest request)
{
int result = 0;
ReadOnlySpan <char> qsdata = url;
for (int i = 0; i < url.Length; i++)
{
if (url[i] == '?')
{
result = i;
qsdata = url.Slice(i + 1, url.Length - i - 1);
break;
}
}
if (result > 0)
{
string name = null;
string value = null;
int offset = 0;
for (int i = 0; i < qsdata.Length; i++)
{
if (qsdata[i] == '=')
{
name = new string(qsdata.Slice(offset, i - offset));
offset = i + 1;
}
else if (qsdata[i] == '&')
{
if (name != null && i - offset > 0)
{
value = new string(qsdata.Slice(offset, i - offset));
queryString.Add(name, value);
name = null;
}
offset = i + 1;
}
}
if (name != null && qsdata.Length - offset > 0)
{
value = new string(qsdata.Slice(offset, qsdata.Length - offset));
queryString.Add(name, value);
}
}
return(result);
}
public static void AnalyzeQueryString(ReadOnlySpan <char> url, QueryString qs)
{
int offset = 0;
string name = null, value = null;
for (int i = 0; i < url.Length; i++)
{
if (url[i] == '?')
{
offset = i + 1;
}
if (url[i] == '=' && offset > 0)
{
name = new string(url.Slice(offset, i - offset));
offset = i + 1;
}
if (name != null && url[i] == '&')
{
if (i > offset)
{
value = new string(url.Slice(offset, i - offset));
qs.Add(name, value);
}
name = null;
offset = i + 1;
}
}
if (name != null)
{
if (url.Length > offset)
{
value = new string(url.Slice(offset, url.Length - offset));
qs.Add(name, value);
}
}
}
public bool Execut(string url, QueryString queryString)
{
if (mItems.Count == 0)
{
return(url == mTemplate);
}
else
{
int offset = mOffset;
for (int i = 0; i < mItems.Count; i++)
{
MatchItem item = mItems[i];
string value;
var count = item.Match(url, offset, out value);
if (count <= 0)
{
return(false);
}
queryString.Add(item.Name, value);
offset += count;
}
return(true);
}
}
public bool Match(HttpRequest request, out RouteMatchResult result, QueryString queryString)
{
result = null;
RouteGroup rg = null;
UrlRoute urlRoute = null;
string key = $"{request.GetHostBase()}{request.BaseUrl}";
if (mRouteCached.TryGetValue(key, out UrlRouteAgent cached))
{
cached.ActiveTime = TimeWatch.GetTotalSeconds();
if (cached.Route == null && cached.Version == this.mVersion)
{
if (request.Server.EnableLog(EventArgs.LogType.Info))
{
request.Server.Log(EventArgs.LogType.Info, $"HTTP {request.ID} {request.RemoteIPAddress} {request.Method} {key} rewrite cached miss");
}
return(false);
}
if (cached.Route != null && cached.Version == this.mVersion)
{
if (cached.Parameters.Count > 0)
{
foreach (var item in cached.Parameters)
{
queryString.Add(item.Key, item.Value);
}
}
result = cached.MatchResult;
if (request.Server.EnableLog(EventArgs.LogType.Info))
{
request.Server.Log(EventArgs.LogType.Info, $"HTTP {request.ID} {request.RemoteIPAddress} {request.Method} {key} rewrite cached hit");
}
return(true);
}
}
bool iscached = true;
Dictionary <string, string> parameters = new Dictionary <string, string>();
result = new RouteMatchResult();
if (mRoutes.TryGetValue(request.Path, out rg))
{
urlRoute = rg.Match(request.BaseUrl, ref result, parameters, request.Ext, request);
}
if (urlRoute == null)
{
RouteGroup[] rgs = mMatchRoutes;
if (rgs != null)
{
for (int i = 0; i < rgs.Length; i++)
{
rg = rgs[i];
if (rg.PathLevel == request.PathLevel)
{
iscached = rg.Cached;
urlRoute = rg.Match(request.BaseUrl, ref result, parameters, request.Ext, request);
if (urlRoute != null)
{
if (urlRoute.Prefix != null && urlRoute.Prefix.Type == UrlPrefix.PrefixType.Host)
{
iscached = true;
}
break;
}
}
}
}
}
if (urlRoute != null)
{
result.HasQueryString = urlRoute.HasQueryString;
}
if (urlRoute != null && urlRoute.Prefix?.Type == UrlPrefix.PrefixType.Param)
{
return(urlRoute != null);
}
var agent = new UrlRouteAgent {
Route = urlRoute, Version = this.mVersion, MatchResult = result, Parameters = parameters
};
if (parameters.Count > 0)
{
foreach (var ps in parameters)
{
queryString.Add(ps.Key, ps.Value);
}
}
if (iscached)
{
UrlRouteAgent exits = (UrlRouteAgent)mRouteCached.ExistOrAdd(key, agent);
if (request.Server.EnableLog(EventArgs.LogType.Info))
{
request.Server.Log(EventArgs.LogType.Info, $"HTTP {request.ID} {request.RemoteIPAddress} {request.Method} {key} rewrite save to cached");
}
if (exits != null)
{
exits.Route = urlRoute;
exits.Version = mVersion;
exits.MatchResult = result;
exits.Parameters = parameters;
}
}
return(urlRoute != null);
}
