Package org.dspace.app.xmlui.aspect.administrative.item

Source Code of org.dspace.app.xmlui.aspect.administrative.item.AddBitstreamForm

/**
* The contents of this file are subject to the license and copyright
* detailed in the LICENSE and NOTICE files at the root of the source
* tree and available online at
*
* http://www.dspace.org/license/
*/
package org.dspace.app.xmlui.aspect.administrative.item;

import java.io.IOException;
import java.sql.SQLException;

import org.dspace.app.xmlui.aspect.submission.submit.AccessStepUtil;
import org.dspace.app.xmlui.cocoon.AbstractDSpaceTransformer;
import org.dspace.app.xmlui.utils.UIException;
import org.dspace.app.xmlui.wing.Message;
import org.dspace.app.xmlui.wing.WingException;
import org.dspace.app.xmlui.wing.element.Body;
import org.dspace.app.xmlui.wing.element.Button;
import org.dspace.app.xmlui.wing.element.Division;
import org.dspace.app.xmlui.wing.element.File;
import org.dspace.app.xmlui.wing.element.Item;
import org.dspace.app.xmlui.wing.element.List;
import org.dspace.app.xmlui.wing.element.PageMeta;
import org.dspace.app.xmlui.wing.element.Select;
import org.dspace.app.xmlui.wing.element.Text;
import org.dspace.authorize.AuthorizeException;
import org.dspace.authorize.AuthorizeManager;
import org.dspace.content.Bundle;
import org.dspace.core.ConfigurationManager;
import org.dspace.core.Constants;
import org.xml.sax.SAXException;

/**
*
* Show a form that allows the user to upload a new bitstream. The
* user can select the new bitstream's bundle (which is unchangable
* after upload) and a description for the file.
*
* @author Scott Phillips
*/
public class AddBitstreamForm extends AbstractDSpaceTransformer
{
 
  /** Language strings */
  private static final Message T_dspace_home = message("xmlui.general.dspace_home");
  private static final Message T_submit_cancel = message("xmlui.general.cancel");
  private static final Message T_item_trail = message("xmlui.administrative.item.general.item_trail");

  private static final Message T_title = message("xmlui.administrative.item.AddBitstreamForm.title");
  private static final Message T_trail = message("xmlui.administrative.item.AddBitstreamForm.trail");
  private static final Message T_head1 = message("xmlui.administrative.item.AddBitstreamForm.head1");
  private static final Message T_bundle_label = message("xmlui.administrative.item.AddBitstreamForm.bundle_label");
  private static final Message T_file_label = message("xmlui.administrative.item.AddBitstreamForm.file_label");
  private static final Message T_file_help = message("xmlui.administrative.item.AddBitstreamForm.file_help");
  private static final Message T_description_label = message("xmlui.administrative.item.AddBitstreamForm.description_label");
  private static final Message T_description_help = message("xmlui.administrative.item.AddBitstreamForm.description_help");
  private static final Message T_submit_upload = message("xmlui.administrative.item.AddBitstreamForm.submit_upload");

  private static final Message T_no_bundles = message("xmlui.administrative.item.AddBitstreamForm.no_bundles");

 
  private static final String DEFAULT_BUNDLE_LIST = "ORIGINAL, METADATA, THUMBNAIL, LICENSE, CC-LICENSE";

    private boolean isAdvancedFormEnabled=true;
   
  public void addPageMeta(PageMeta pageMeta) throws WingException
  {
        pageMeta.addMetadata("title").addContent(T_title);

        pageMeta.addTrailLink(contextPath + "/", T_dspace_home);
        pageMeta.addTrailLink(contextPath + "/admin/item", T_item_trail);
        pageMeta.addTrail().addContent(T_trail);
        pageMeta.addMetadata("javascript", "static").addContent("static/js/editItemUtil.js");
    }

  public void addBody(Body body) throws SAXException, WingException, UIException, SQLException, IOException, AuthorizeException
  {
            isAdvancedFormEnabled=ConfigurationManager.getBooleanProperty("webui.submission.restrictstep.enableAdvancedForm", false);

            int itemID = parameters.getParameterAsInteger("itemID", -1);
            org.dspace.content.Item item = org.dspace.content.Item.find(context, itemID);

            // DIVISION: main div
            Division div = body.addInteractiveDivision("add-bitstream", contextPath + "/admin/item", Division.METHOD_MULTIPART, "primary administrative item");

            // LIST: upload form
            List upload = div.addList("submit-upload-new", List.TYPE_FORM);
            upload.setHead(T_head1);

            int bundleCount = 0; // record how many bundles we are able to upload too.
            Select select = upload.addItem().addSelect("bundle");
            select.setLabel(T_bundle_label);

            // Get the list of bundles to allow the user to upload too. Either use the default
            // or one supplied from the dspace.cfg.
            String bundleString = ConfigurationManager.getProperty("xmlui.bundle.upload");
            if (bundleString == null || bundleString.length() == 0)
            {
                bundleString = DEFAULT_BUNDLE_LIST;
            }
            String[] parts = bundleString.split(",");
            for (String part : parts)
            {
                if (addBundleOption(item, select, part.trim()))
                {
                    bundleCount++;
                }
            }
            select.setOptionSelected("ORIGINAL");

            if (bundleCount == 0) {
                select.setDisabled();
            }


            File file = upload.addItem().addFile("file");
            file.setLabel(T_file_label);
            file.setHelp(T_file_help);
            file.setRequired();

            if (bundleCount == 0) {
                file.setDisabled();
            }

            Text description = upload.addItem().addText("description");
            description.setLabel(T_description_label);
            description.setHelp(T_description_help);

            if (bundleCount == 0) {
                description.setDisabled();
            }

            if (bundleCount == 0) {
                upload.addItem().addContent(T_no_bundles);
            }

            // EMBARGO FIELD
            // if AdvancedAccessPolicy=false: add Embargo Fields.
            if(!isAdvancedFormEnabled){
                AccessStepUtil asu = new AccessStepUtil(context);
                // if the item is embargoed default value will be displayed.
                asu.addEmbargoDateSimpleForm(item, upload, -1);
                asu.addReason(null, upload, -1);
            }



            // ITEM: actions
            Item actions = upload.addItem();
            Button button = actions.addButton("submit_upload");
            button.setValue(T_submit_upload);
            if (bundleCount == 0) {
                button.setDisabled();
            }

            actions.addButton("submit_cancel").setValue(T_submit_cancel);

            div.addHidden("administrative-continue").setValue(knot.getId());
        }
 
  /**
         * Add the bundleName to the list of bundles available to submit to.
         * Performs an authorization check that the current user has privileges
         * @param item DSO item being evaluated
         * @param select DRI wing select box that is being added to
         * @param bundleName
         * @return boolean indicating whether user can upload to bundle
         * @throws SQLException
         * @throws WingException
         */
        public boolean addBundleOption(org.dspace.content.Item item, Select select, String bundleName) throws SQLException, WingException
  {
            Bundle[] bundles = item.getBundles(bundleName);
            if (bundles == null || bundles.length == 0)
            {
                // No bundle, so the user has to be authorized to add to item.
                if(!AuthorizeManager.authorizeActionBoolean(context, item, Constants.ADD))
                {
                    return false;
                }
            } else
            {
                // At least one bundle exists, does the user have privileges to upload to it?
                Bundle bundle = bundles[0];
                if (!AuthorizeManager.authorizeActionBoolean(context, bundle, Constants.ADD))
                {
                    return false; // you can't upload to this bundle.
                }

                // You also need the write privlege on the bundle.
                if (!AuthorizeManager.authorizeActionBoolean(context, bundle, Constants.WRITE))
                {
                    return false// you can't upload
                }
            }

            // It's okay to upload.
            select.addOption(bundleName, message("xmlui.administrative.item.AddBitstreamForm.bundle." + bundleName));
            return true;
        }
 
}
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