org.rstudio.studio.client.application.ApplicationCsrfToken.java Source code

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Here is the source code for org.rstudio.studio.client.application.ApplicationCsrfToken.java

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/*
 * ApplicationCsrfToken.java
 *
 * Copyright (C) 2009-19 by RStudio, Inc.
 *
 * Unless you have received this program directly from RStudio pursuant
 * to the terms of a commercial license agreement with RStudio, then
 * this program is licensed to you under the terms of version 3 of the
 * GNU Affero General Public License. This program is distributed WITHOUT
 * ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT,
 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the
 * AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details.
 *
 */
package org.rstudio.studio.client.application;

import org.rstudio.core.client.StringUtil;

import com.google.gwt.dom.client.Document;
import com.google.gwt.dom.client.Element;
import com.google.gwt.dom.client.NodeList;

public class ApplicationCsrfToken {
    public static String getCsrfToken() {
        NodeList<Element> metas = Document.get().getElementsByTagName("meta");
        for (int i = 0; i < metas.getLength(); i++) {
            Element meta = metas.getItem(i);
            if (StringUtil.equals(meta.getAttribute("name"), "csrf-token")) {
                return meta.getAttribute("content");
            }
        }
        return "";
    }
}