bundles/org.simantics.document/src/org/simantics/document/ImportDocument.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   3  * in Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.document;
  13
  14 import java.io.File;
  15
  16 import org.eclipse.core.runtime.IProgressMonitor;
  17 import org.eclipse.core.runtime.IStatus;
  18 import org.eclipse.core.runtime.Status;
  19 import org.eclipse.swt.SWT;
  20 import org.eclipse.swt.widgets.Display;
  21 import org.eclipse.swt.widgets.FileDialog;
  22 import org.simantics.DatabaseJob;
  23 import org.simantics.Simantics;
  24 import org.simantics.db.ReadGraph;
  25 import org.simantics.db.Resource;
  26 import org.simantics.db.WriteGraph;
  27 import org.simantics.db.common.request.WriteRequest;
  28 import org.simantics.db.exception.DatabaseException;
  29
  30 /**
  31  * Action for importing files as documents.
  32  *
  33  * @author Marko Luukkainen <marko.luukkainen@vtt.fi>
  34  *
  35  */
  36 public class ImportDocument extends AddDocumentAction {
  37
  38
  39         public ImportDocument(ReadGraph graph, String relationUri) throws DatabaseException {
  40                 super(graph, relationUri);
  41         }
  42
  43         @Override
  44         public Runnable create(Object target) {
  45                 if(!(target instanceof Resource))
  46                         return null;
  47                 final Resource resource = (Resource)target;
  48                 return new Runnable() {
  49
  50                         @Override
  51                         public void run() {
  52                                 FileDialog dialog = new FileDialog(Display.getCurrent().getActiveShell(),SWT.OPEN | SWT.MULTI);
  53                                 // TODO : is there any way to read file/executable bindings from OS?
  54                                 //        if is, use those extensions to filter this list.
  55                                 //        note: in windows using "reg query ..." to read bindings form registry would work.
  56                                 // Note : If the above mentioned filtering is implemented it should be made optional / configurable.
  57                                 dialog.setFilterExtensions(new String[]{"*.*"});
  58                                 if (dialog.open() == null) return;
  59
  60                                 String filterPath = dialog.getFilterPath();
  61                                 String[] filenames = dialog.getFileNames();
  62
  63                                 ImportJob job = new ImportJob(filenames.length > 1 ? "Import files" : "Import file", resource, filterPath, filenames);
  64                                 job.setUser(true);
  65                                 job.schedule();
  66                         }
  67                 };
  68         }
  69
  70         private class ImportJob extends DatabaseJob {
  71
  72                 public ImportJob(String name, Resource resource, String path, String[] filenames) {
  73                         super(name);
  74                         this.resource = resource;
  75                         this.path = path;
  76                         this.filenames = filenames;
  77                 }
  78
  79                 Resource resource;
  80                 String path;
  81                 String[] filenames;
  82
  83                 @Override
  84                 protected IStatus run(final IProgressMonitor monitor) {
  85                         monitor.beginTask("Importing...", filenames.length);
  86                         try {
  87                                 Simantics.getSession().syncRequest(new WriteRequest() {
  88                                         @Override
  89                                         public void perform(WriteGraph graph) throws DatabaseException {
  90                                                 try {
  91                                                         graph.markUndoPoint();
  92                                                     for (String filename : filenames) {
  93                                                         File f = new File(path, filename);
  94                                                         Resource newDoc = FileDocumentUtil.importFileWithName(graph, f.getAbsolutePath());
  95                                                         linkDocument(graph, resource, newDoc);
  96                                                             monitor.worked(1);
  97                                                     }
  98                                                 } catch (Exception e) {
  99                                                         throw new DatabaseException(e);
 100                                                 }
 101                                         }
 102                                 });
 103                                 return new Status(IStatus.OK, Activator.PLUGIN_ID, "Import succesful.");
 104                         } catch (DatabaseException e) {
 105                                 return new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Import failed.", e);
 106                         } finally {
 107                                 monitor.done();
 108                         }
 109                 }
 110         }
 111
 112 }