eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/ui/element/UriWithLabelElement.java

   1 /**
   2 * Copyright (C) 2007 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9 package eu.etaxonomy.taxeditor.ui.element;
  10
  11 import java.io.IOException;
  12 import java.net.URI;
  13 import java.net.URL;
  14
  15 import org.eclipse.core.runtime.IStatus;
  16 import org.eclipse.core.runtime.Status;
  17 import org.eclipse.swt.SWT;
  18 import org.eclipse.swt.events.SelectionAdapter;
  19 import org.eclipse.swt.events.SelectionEvent;
  20 import org.eclipse.swt.widgets.Button;
  21 import org.eclipse.swt.widgets.Composite;
  22
  23 import eu.etaxonomy.cdm.common.UrlUtf8Coder;
  24 import eu.etaxonomy.taxeditor.l10n.Messages;
  25 import eu.etaxonomy.taxeditor.model.ImageResources;
  26 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  27 import eu.etaxonomy.taxeditor.store.internal.TaxeditorStorePlugin;
  28 import eu.etaxonomy.taxeditor.workbench.WorkbenchUtility;
  29
  30 /**
  31  * @author n.hoffmann
  32  * @created Dec 20, 2010
  33  */
  34 public class UriWithLabelElement extends AbstractUriWithExceptionLabelElement<URI> {
  35
  36     private Button btnOpenBrowser;
  37
  38     protected UriWithLabelElement(CdmFormFactory formFactory, ICdmFormElement parentElement, String labelString,
  39             URI initialObject, Integer textHeight, int style) {
  40         super(formFactory, parentElement, labelString, initialObject, textHeight, style);
  41         exceptionString = Messages.UriWithLabelElement_URL_NOT_SAVED;
  42         }
  43
  44     @Override
  45     protected void init(CdmFormFactory formFactory, String labelString, URI initialObject, Integer textHeight, int style) {
  46
  47         //label
  48         initLabel(formFactory, labelString, false, getLayoutComposite());
  49
  50         //composite(uri + button)
  51         Composite textAndButton = formFactory.createComposite(getLayoutComposite(), style);
  52         addControl(textAndButton);
  53         textAndButton.setLayout(LayoutConstants.LAYOUT(2, false));
  54         textAndButton.setLayoutData(LayoutConstants.FILL_HORIZONTALLY());
  55
  56         //uri text
  57         initText(formFactory, null, textHeight, null, false, style, textAndButton);
  58         setParsedText(initialObject);
  59         //button
  60         btnOpenBrowser = formFactory.createButton(textAndButton, "", SWT.NONE); //$NON-NLS-1$
  61         btnOpenBrowser.setImage(ImageResources.getImage(ImageResources.WEB));
  62         btnOpenBrowser.setToolTipText(Messages.UriWithLabelElement_OPEN_EXTERNAL_BROWSER);
  63         btnOpenBrowser.addSelectionListener(new SelectionAdapter() {
  64             @Override
  65             public void widgetSelected(SelectionEvent e) {
  66                 String errorTitle = Messages.UriWithLabelElement_INVALID_URL;
  67                 String errorText = Messages.UriWithLabelElement_COULD_NOT_OPEN_BROWSER;
  68
  69                 URI uri = parseText();
  70                 if(uri!=null){
  71                     try {
  72                         WorkbenchUtility.openWebpage(uri.toURL());
  73                     } catch (IOException pie) {
  74                         MessagingUtils.informationDialog(errorTitle, new Status(IStatus.WARNING, TaxeditorStorePlugin.PLUGIN_ID, errorText, pie));
  75                     } catch (IllegalArgumentException iae) {
  76                         MessagingUtils.informationDialog(errorTitle, new Status(IStatus.WARNING, TaxeditorStorePlugin.PLUGIN_ID, errorText, iae));
  77                     }
  78                 }
  79                 else{
  80                     MessagingUtils.informationDialog(errorTitle, new Status(IStatus.WARNING, TaxeditorStorePlugin.PLUGIN_ID, errorText, null));
  81                 }
  82             }
  83         });
  84         btnOpenBrowser.setLayoutData(LayoutConstants.RIGHT());
  85
  86         initExceptionLabel(getLayoutComposite(), formFactory);
  87     }
  88
  89     @Override
  90     public void setParsedText(URI object) {
  91         if(object != null){
  92             super.setText(object.toString());
  93         }
  94     }
  95
  96     @Override
  97     protected URI getParsedText() throws Exception {
  98         String uriText = super.getText();
  99         if(uriText!=null){
 100             try{
 101                 return new URI(super.getText());
 102             }catch(Exception e){
 103                 URL url = new URL(uriText);
 104                 String[] pathElements =  url.getPath().split("/");
 105
 106                 for (String element: pathElements){
 107                     String replacement = UrlUtf8Coder.encode(element);
 108                     uriText = uriText.replace(element, replacement);
 109                 }
 110                 if (url.getQuery() != null){
 111                     uriText = uriText.replace(url.getQuery(), UrlUtf8Coder.encode(url.getQuery()));
 112                 }
 113                 url = new URL(uriText);
 114                 return url.toURI();
 115             }
 116         }
 117         return null;
 118     }
 119 }