org.oscarehr.billing.CA.ON.web.MoveMOHFilesAction.java Source code

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Here is the source code for org.oscarehr.billing.CA.ON.web.MoveMOHFilesAction.java

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/**
 * Copyright (c) 2001-2002. Department of Family Medicine, McMaster University. All Rights Reserved.
 * This software is published under the GPL GNU General Public License.
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 *
 * This software was written for the
 * Department of Family Medicine
 * McMaster University
 * Hamilton
 * Ontario, Canada
 */
package org.oscarehr.billing.CA.ON.web;

import java.io.File;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.io.FileUtils;
import org.apache.log4j.Logger;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.oscarehr.billing.CA.ON.util.EDTFolder;
import org.oscarehr.managers.SecurityInfoManager;
import org.oscarehr.util.LoggedInInfo;
import org.oscarehr.util.MiscUtils;
import org.oscarehr.util.SpringUtils;
import org.oscarehr.util.WebUtils;

public class MoveMOHFilesAction extends Action {

    private static Logger logger = MiscUtils.getLogger();
    private SecurityInfoManager securityInfoManager = SpringUtils.getBean(SecurityInfoManager.class);

    @Override
    public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request,
            HttpServletResponse response) throws Exception {

        if (!securityInfoManager.hasPrivilege(LoggedInInfo.getLoggedInInfoFromSession(request), "_admin", "w",
                null)) {
            throw new SecurityException("missing required security object (_admin)");
        }

        StringBuilder messages = new StringBuilder();
        StringBuilder errors = new StringBuilder();

        boolean isValid = true;
        String folderParam = request.getParameter("folder");
        if (folderParam == null || folderParam.isEmpty()) {
            errors.append("A folder must be selected.<br/>");
            isValid = false;
        }

        String[] fileNames = request.getParameterValues("mohFile");
        if (fileNames == null) {
            errors.append("Please select file(s) to archive.<br/>");
            isValid = false;
        }

        if (isValid) {
            String folderPath = getFolderPath(folderParam);
            for (String fileName : fileNames) {
                File file = getFile(folderPath, fileName);
                boolean isValidFileLocation = validateFileLocation(file);
                if (!isValidFileLocation) {
                    logger.warn("Invalid file location " + fileName);
                    continue;
                }

                if (file == null) {
                    logger.warn("Unable to get file " + folderPath + File.pathSeparator + fileName);

                    errors.append("Unable to find file " + fileName + ".<br/>");
                    continue;
                }

                if (file.exists()) {
                    boolean isMoved = moveFile(file);
                    if (isMoved) {
                        messages.append("Archived file " + file.getName() + " successfully.<br/>");
                    } else {
                        errors.append("Unable to archive " + file.getName());
                    }
                }
            }
        }

        WebUtils.addErrorMessage(request.getSession(), errors.toString());
        WebUtils.addInfoMessage(request.getSession(), messages.toString());

        return mapping.findForward("success");
    }

    private boolean validateFileLocation(File file) {
        boolean result = false;
        try {
            String filePath = file.getCanonicalPath();
            for (EDTFolder folder : EDTFolder.values()) {
                String edtFolderPath = new File(folder.getPath()).getCanonicalPath();
                if (filePath.startsWith(edtFolderPath)) {
                    result = true;
                }
            }
        } catch (Exception e) {
            logger.error("Unable to validate file location", e);
        }
        return result;
    }

    private File getFile(String folderPath, String fileName) {
        try {
            fileName = URLDecoder.decode(fileName, "UTF-8");
        } catch (UnsupportedEncodingException e) {
            logger.error("Unable to decode " + fileName, e);
            return null;
        }

        return new File(folderPath, fileName);
    }

    private boolean moveFile(File file) {
        File archiveDir = new File(EDTFolder.ARCHIVE.getPath());
        try {
            FileUtils.moveToDirectory(file, archiveDir, true);
        } catch (IOException e) {
            logger.error("Unable to move", e);
            return false;
        }
        return true;
    }

    private String getFolderPath(String folderName) {
        EDTFolder folder = EDTFolder.getFolder(folderName);
        return folder.getPath();
    }

}