org.orderofthebee.addons.support.tools.share.LogFilesZIPPost.java Source code

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Here is the source code for org.orderofthebee.addons.support.tools.share.LogFilesZIPPost.java

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/**
 * Copyright (C) 2016 Axel Faust / Markus Joos
 * Copyright (C) 2016 Order of the Bee
 *
 * This file is part of Community Support Tools
 *
 * Community Support Tools is free software: you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, either version 3 of the License,
 * or (at your option) any later version.
 *
 * Community Support Tools 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 Lesser
 * General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Community Support Tools. If not, see
 * <http://www.gnu.org/licenses/>.
 */
package org.orderofthebee.addons.support.tools.share;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.alfresco.util.TempFileProvider;
import org.apache.commons.compress.archivers.ArchiveEntry;
import org.apache.commons.compress.archivers.zip.ZipArchiveOutputStream;
import org.springframework.extensions.webscripts.Cache;
import org.springframework.extensions.webscripts.Status;
import org.springframework.extensions.webscripts.WebScriptException;
import org.springframework.extensions.webscripts.WebScriptRequest;
import org.springframework.extensions.webscripts.WebScriptResponse;
import org.springframework.extensions.webscripts.servlet.FormData;

/**
 * @author Axel Faust, <a href="http://acosix.de">Acosix GmbH</a>
 */
public class LogFilesZIPPost extends AbstractLogFileWebScript {

    /**
     *
     * {@inheritDoc}
     */
    @Override
    public void execute(final WebScriptRequest req, final WebScriptResponse res) throws IOException {
        final Map<String, Object> model = new HashMap<>();
        final Status status = new Status();
        final Cache cache = new Cache(this.getDescription().getRequiredCache());
        model.put("status", status);
        model.put("cache", cache);

        final Object parsedContent = req.parseContent();
        if (!(parsedContent instanceof FormData)) {
            throw new WebScriptException(Status.STATUS_BAD_REQUEST,
                    "No or invalid request data provided - only form data is supported");
        }

        final FormData rqData = (FormData) parsedContent;
        final List<String> filePaths = new ArrayList<>();
        final String[] paths = rqData.getParameters().get("paths");
        filePaths.addAll(Arrays.asList(paths));

        final List<File> files = this.validateFilePaths(filePaths);

        final File logFileZip = TempFileProvider.createTempFile("ootbee-support-tools-logFiles", "zip");
        try {
            try {
                final ZipArchiveOutputStream zipOS = new ZipArchiveOutputStream(logFileZip);
                try {
                    for (final File logFile : files) {
                        final ArchiveEntry archiveEntry = zipOS.createArchiveEntry(logFile, logFile.getName());
                        zipOS.putArchiveEntry(archiveEntry);

                        final FileInputStream fis = new FileInputStream(logFile);
                        try {
                            final byte[] buf = new byte[10240];
                            while (fis.read(buf) != -1) {
                                zipOS.write(buf);
                            }
                        } finally {
                            fis.close();
                        }

                        zipOS.closeArchiveEntry();
                    }
                } finally {
                    zipOS.close();
                }
            } catch (final IOException ioEx) {
                throw new WebScriptException(Status.STATUS_INTERNAL_SERVER_ERROR, "Error creating ZIP file", ioEx);
            }

            this.streamContent(req, res, logFileZip, logFileZip.lastModified(), false, "log-files.zip", model,
                    "application/zip");
        } finally {
            // eager cleanup
            if (!logFileZip.delete()) {
                logFileZip.deleteOnExit();
            }
        }
    }

}