org.ojbc.web.WebUtils.java Source code

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Here is the source code for org.ojbc.web.WebUtils.java

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/*
 * Unless explicitly acquired and licensed from Licensor under another license, the contents of
 * this file are subject to the Reciprocal Public License ("RPL") Version 1.5, or subsequent
 * versions as allowed by the RPL, and You may not copy or use this file in either source code
 * or executable form, except in compliance with the terms and conditions of the RPL
 *
 * All software distributed under the RPL is provided strictly on an "AS IS" basis, WITHOUT
 * WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, AND LICENSOR HEREBY DISCLAIMS ALL SUCH
 * WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
 * PARTICULAR PURPOSE, QUIET ENJOYMENT, OR NON-INFRINGEMENT. See the RPL for specific language
 * governing rights and limitations under the RPL.
 *
 * http://opensource.org/licenses/RPL-1.5
 *
 * Copyright 2012-2015 Open Justice Broker Consortium
 */
package org.ojbc.web;

import java.io.InputStream;
import java.io.StringWriter;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.transform.OutputKeys;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;

import org.apache.commons.lang.BooleanUtils;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.ojbc.util.xml.XmlUtils;
import org.w3c.dom.Document;
import org.w3c.dom.Element;

public class WebUtils {
    private static final Log log = LogFactory.getLog(WebUtils.class);

    public static String returnStringFromFilePath(InputStream is) throws Exception {
        DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
        docFactory.setNamespaceAware(true);
        DocumentBuilder docBuilder = docFactory.newDocumentBuilder();

        Document doc = docBuilder.parse(is);

        // set up a transformer
        TransformerFactory transfac = TransformerFactory.newInstance();
        Transformer trans = transfac.newTransformer();
        trans.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
        trans.setOutputProperty(OutputKeys.INDENT, "yes");

        // create string from xml tree
        StringWriter sw = new StringWriter();
        StreamResult result = new StreamResult(sw);
        DOMSource source = new DOMSource(doc);
        trans.transform(source, result);
        String xmlString = sw.toString();

        return xmlString;

    }

    public static Boolean getFederatedQueryUserIndicator(Element samlAssertion) {
        String federatedQueryUserIndicatorString = null;
        try {
            federatedQueryUserIndicatorString = XmlUtils.xPathStringSearch(samlAssertion,
                    "/saml2:Assertion/saml2:AttributeStatement[1]/"
                            + "saml2:Attribute[@Name='gfipm:ext:user:FederatedQueryUserIndicator']/saml2:AttributeValue");
        } catch (Exception e) {
            log.warn("Failed to retrieve FederatedQueryUserIndicator");
            e.printStackTrace();
        }

        if (federatedQueryUserIndicatorString != null && federatedQueryUserIndicatorString.equals("1")) {
            federatedQueryUserIndicatorString = "true";
        }

        Boolean federatedQueryUserIndicator = BooleanUtils
                .toBooleanObject(StringUtils.trimToNull(federatedQueryUserIndicatorString));
        return federatedQueryUserIndicator;
    }

}