gov.wa.wsdot.cms.utils.Migration.java Source code

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Here is the source code for gov.wa.wsdot.cms.utils.Migration.java

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/*
 * Copyright (c) 2016 Washington State Department of Transportation
 *
 * 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 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 *
 */

package gov.wa.wsdot.cms.utils;

import java.io.File;
import java.io.FilenameFilter;
import java.io.IOException;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.TimeZone;

import org.apache.commons.io.FileUtils;

public class Migration {

    /**
     * Remove weird HTML markup
     * 
     * Remove weird HTML markup which has been put there by authors, browsers or the
     * RAD placeholder editor itself over the years.
     * 
     * @param content
     * @return
     */
    public static String sanitizeContent(String content) {
        // Regular expressions sanitizing rules.
        if (content != null) {
            content = content.replaceAll("<p>(<br>)*</p>", ""); // Remove empty repeating <p> tags.
            content = content.replaceAll("(<strong(.*?)>)+(.*?)(</strong>)+", "<strong>$3</strong>"); // Remove nested <strong> tags.

            // (360) 123-4567
            // 360-123-4567
            // 360.123.4567
            // 1-888-123-4567
            content = content.replaceAll(
                    "<span class=\"[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}\".+?>"
                            + "((\\d{1}[-.\\s])?\\(?\\d{3}\\)?[-.\\s]\\d{3}[-.]\\d{4})\\s*?"
                            + "<a.+?><img.+?src=\"data:image/png;base64,iVBOR.+?uQmCC\"\\s?/?>\\s?</a></span>",
                    "$1"); // Remove blue phone icon and surrounding span and anchor tags. Leave just the phone number.
            content = content.replaceAll("(?i)(http://(www|edit).wsdot.wa.gov)?/public/images/uparrow.gif",
                    "/sites/default/files/images/uparrow.gif"); // Rewrite location of uparrow.gif image
        }

        return content;
    }

    /**
     * Renames resources to original filename which are not GUID based.
     *  
     * @param oldFilename
     * @param newFilename
     */
    public static void resourceCopy(String archiveFolder, String oldFilename, String newFilename) {
        File destinationPath = new File("export/" + archiveFolder);
        File oldFile = new File(archiveFolder + File.separator + oldFilename);
        File newFile = new File(destinationPath + File.separator + newFilename);

        if (!destinationPath.exists()) {
            if (destinationPath.mkdirs()) {
                try {
                    FileUtils.copyFile(oldFile, newFile);
                } catch (IOException e) {
                    System.out.println("Copy failed: " + oldFilename + " to " + newFilename);
                    e.printStackTrace();
                }
            }
        } else {
            try {
                FileUtils.copyFile(oldFile, newFile);
            } catch (IOException e) {
                System.out.println("Copy failed: " + oldFilename + " to " + newFilename);
                e.printStackTrace();
            }
        }

    }

    /**
     * Delete resource files named after GUIDs.
     */
    public static void deleteResources(String archiveFolder) {
        File files[] = (new File(archiveFolder)).listFiles(new FilenameFilter() {

            @Override
            public boolean accept(File archiveFolder, String name) {
                return name.matches("res[A-Z0-9]{32}.*");
            }
        });

        System.out.println("Deleting resources.");

        for (File file : files) {
            if (!file.delete()) {
                System.out.println("Can't remove: " + file.getAbsolutePath());
            } else {
                System.out.println("Removed: " + file.getAbsolutePath());
            }
        }

        System.out.println("Done.");
    }

    /**
     * Match all files in directory which are not xml files.
     */
    public static void matchResources(String archiveFolder) {
        File files[] = (new File(archiveFolder)).listFiles(new FilenameFilter() {

            @Override
            public boolean accept(File archiveFolder, String name) {
                return name.matches(".*(?<!\\.xml)$");
            }
        });

        for (File file : files) {
            System.out.println("Found: " + file);
        }
    }

    /**
     * Calculate number of days since the 1900 epoch.
     * 
     * @param daysSinceEpoch days since epoch in milliseconds
     * @return converted date in the form "Tue Apr 09 07:56:37 PDT 2013"
     */
    public static String convertDays(double daysSinceEpoch) {
        DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd kk:mm:ss");
        dateFormat.setTimeZone(TimeZone.getTimeZone("GMT")); // Set TimeZone to UTC
        Calendar startDate = Calendar.getInstance();
        startDate.set(1899, 11, 31, 16, 0, 0);
        long MILLIS_PER_DAY = 86400000;
        long createdWhen = (long) (daysSinceEpoch * MILLIS_PER_DAY + startDate.getTimeInMillis())
                - 2 * MILLIS_PER_DAY;

        return dateFormat.format(new Date(createdWhen));
    }

}