org.mitre.openid.connect.filter.MultiUrlRequestMatcher.java Source code

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Here is the source code for org.mitre.openid.connect.filter.MultiUrlRequestMatcher.java

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/*******************************************************************************
 * Copyright 2016 The MITRE Corporation
 *   and the MIT Internet Trust Consortium
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *******************************************************************************/

package org.mitre.openid.connect.filter;

import java.util.Set;

import javax.servlet.http.HttpServletRequest;

import org.springframework.security.web.util.UrlUtils;
import org.springframework.security.web.util.matcher.RequestMatcher;
import org.springframework.util.Assert;

import com.google.common.collect.ImmutableSet;

/**
 * @author jricher
 *
 */
public class MultiUrlRequestMatcher implements RequestMatcher {
    private final Set<String> filterProcessesUrls;

    public MultiUrlRequestMatcher(Set<String> filterProcessesUrls) {
        for (String filterProcessesUrl : filterProcessesUrls) {
            Assert.hasLength(filterProcessesUrl, "filterProcessesUrl must be specified");
            Assert.isTrue(UrlUtils.isValidRedirectUrl(filterProcessesUrl),
                    filterProcessesUrl + " isn't a valid redirect URL");
        }
        this.filterProcessesUrls = ImmutableSet.copyOf(filterProcessesUrls);
    }

    @Override
    public boolean matches(HttpServletRequest request) {
        String uri = request.getRequestURI();
        int pathParamIndex = uri.indexOf(';');

        if (pathParamIndex > 0) {
            // strip everything after the first semi-colon
            uri = uri.substring(0, pathParamIndex);
        }

        if ("".equals(request.getContextPath())) {
            // if any one of the URLs match, return true
            for (String filterProcessesUrl : filterProcessesUrls) {
                if (uri.endsWith(filterProcessesUrl)) {
                    return true;
                }
            }
            return false;
        }

        for (String filterProcessesUrl : filterProcessesUrls) {
            if (uri.endsWith(request.getContextPath() + filterProcessesUrl)) {
                return true;
            }
        }

        return false;
    }

}