Files
ma1sd/src/main/java/io/kamax/mxisd/controller/ProxyController.java

55 lines
2.0 KiB
Java

/*
* mxisd - Matrix Identity Server Daemon
* Copyright (C) 2018 Kamax Sarl
*
* https://www.kamax.io/
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package io.kamax.mxisd.controller;
import io.kamax.mxisd.exception.AccessTokenNotFoundException;
import io.kamax.mxisd.util.OptionalUtil;
import org.thymeleaf.util.StringUtils;
import javax.servlet.http.HttpServletRequest;
import java.util.Optional;
public class ProxyController {
private final static String headerName = "Authorization";
private final static String headerValuePrefix = "Bearer ";
private final static String parameterName = "access_token";
Optional<String> findAccessTokenInHeaders(HttpServletRequest request) {
return Optional.ofNullable(request.getHeader(headerName))
.filter(header -> StringUtils.startsWith(header, headerValuePrefix))
.map(header -> header.substring(headerValuePrefix.length()));
}
Optional<String> findAccessTokenInQuery(HttpServletRequest request) {
return Optional.ofNullable(request.getParameter(parameterName));
}
public Optional<String> findAccessToken(HttpServletRequest request) {
return OptionalUtil.findFirst(() -> findAccessTokenInHeaders(request), () -> findAccessTokenInQuery(request));
}
public String getAccessToken(HttpServletRequest request) {
return findAccessToken(request).orElseThrow(AccessTokenNotFoundException::new);
}
}