de.micromata.genome.gwiki.plugin.confluenceimporter_1_0.GWikiMountedConfluenceWeb.java Source code

Introduction

Here is the source code for de.micromata.genome.gwiki.plugin.confluenceimporter_1_0.GWikiMountedConfluenceWeb.java

Source

//
// Copyright (C) 2010-2016 Roger Rene Kommer & Micromata GmbH
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//  http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

package de.micromata.genome.gwiki.plugin.confluenceimporter_1_0;

import java.io.IOException;
import java.io.InputStream;
import java.util.List;

import org.apache.commons.fileupload.FileItem;

import de.micromata.genome.gdbfs.FileSystem;
import de.micromata.genome.gdbfs.FileSystemUtils;
import de.micromata.genome.gdbfs.FsDirectoryObject;
import de.micromata.genome.gdbfs.RamFileSystem;
import de.micromata.genome.gwiki.model.GWikiElementInfo;
import de.micromata.genome.gwiki.model.GWikiStorage;
import de.micromata.genome.gwiki.page.GWikiContext;
import de.micromata.genome.gwiki.plugin.confluenceimporter_1_0.confluence.ConfluenceImporter;
import de.micromata.genome.gwiki.spi.storage.GWikiFileStorage;
import de.micromata.genome.util.types.TimeInMillis;

/**
 * @author Roger Rene Kommer (r.kommer@micromata.de)
 * 
 */
public class GWikiMountedConfluenceWeb {

    private String tmpDirName;

    // private FileItem dataFile;

    // private FileSystem fileSystem;

    // private GWikiStorage wikiStorage;

    public GWikiMountedConfluenceWeb() {

    }

    public GWikiMountedConfluenceWeb(String tmpDirName) {
        this.tmpDirName = tmpDirName;
    }

    protected FileSystem getFileSystem(GWikiContext wikiContext) {
        GWikiStorage stor = wikiContext.getWikiWeb().getStorage();
        if ((stor instanceof GWikiFileStorage) == false) {
            wikiContext.addSimpleValidationError("GWikiStorage doesn't support FileSystems");
            return null;
        }
        FileSystem fs = ((GWikiFileStorage) stor).getStorage();
        return fs;
    }

    protected void mountZipFileSystem(InputStream is, GWikiContext wikiContext, String pathPrefix)
            throws IOException {
        FileSystem fs = getFileSystem(wikiContext);
        if (fs == null) {
            return;
        }
        FsDirectoryObject target = fs.createTempDir("gwkimw", TimeInMillis.DAY);
        if (target == null) {
            wikiContext.addSimpleValidationError("Unable to create temp directory");
            return;
        }
        tmpDirName = target.getName();

        FileSystem inFs = new RamFileSystem("confimp");
        FileSystemUtils.copyFromZip(is, inFs.getFileObject(""));
        ConfluenceImporter importer = new ConfluenceImporter(inFs);
        importer.parseDom();
        String targetDir = tmpDirName + "/";
        // if (StringUtils.isNotEmpty(pathPrefix) == true) {
        // targetDir = FileNameUtils.join(targetDir, pathPrefix) + "/";
        // }
        importer.doImport(wikiContext, targetDir, pathPrefix);

    }

    public void initialize(GWikiContext wikiContext, FileItem dataFile, String pathPrefix) {
        if (dataFile == null) {
            wikiContext.addSimpleValidationError("Kein Zip vorhanden");
            return;
        }
        try {
            mountZipFileSystem(dataFile.getInputStream(), wikiContext, pathPrefix);
        } catch (Exception ex) {
            wikiContext.addSimpleValidationError("Failure while mounting Zip File System: " + ex.getMessage());
            return;
        }
    }

    public void deleteTmpDir(GWikiContext wikiContext, String tmpDir) {
        FileSystem fs = getFileSystem(wikiContext);
        if (fs == null) {
            return;
        }
        fs.deleteRecursive(tmpDir);
    }

    public List<GWikiElementInfo> getElemenInfos(GWikiContext wikiContext) {
        return wikiContext.getWikiWeb().getStorage().loadPageInfos(tmpDirName);
    }

    public String getTmpDirName() {
        return tmpDirName;
    }

    public void setTmpDirName(String tmpDirName) {
        this.tmpDirName = tmpDirName;
    }
}