protected void notifyOfReject(
      Context context, BasicWorkflowItem workflowItem, EPerson e, String reason) {
    try {
      // Get the item title
      String title = getItemTitle(workflowItem);

      // Get the collection
      Collection coll = workflowItem.getCollection();

      // Get rejector's name
      String rejector = getEPersonName(e);
      Locale supportedLocale = I18nUtil.getEPersonLocale(e);
      Email email = Email.getEmail(I18nUtil.getEmailFilename(supportedLocale, "submit_reject"));

      email.addRecipient(workflowItem.getSubmitter().getEmail());
      email.addArgument(title);
      email.addArgument(coll.getName());
      email.addArgument(rejector);
      email.addArgument(reason);
      email.addArgument(getMyDSpaceLink());

      email.send();
    } catch (RuntimeException re) {
      // log this email error
      log.warn(
          LogManager.getHeader(
              context,
              "notify_of_reject",
              "cannot email user eperson_id="
                  + e.getID()
                  + " eperson_email="
                  + e.getEmail()
                  + " workflow_item_id="
                  + workflowItem.getID()
                  + ":  "
                  + re.getMessage()));

      throw re;
    } catch (Exception ex) {
      // log this email error
      log.warn(
          LogManager.getHeader(
              context,
              "notify_of_reject",
              "cannot email user eperson_id="
                  + e.getID()
                  + " eperson_email="
                  + e.getEmail()
                  + " workflow_item_id="
                  + workflowItem.getID()
                  + ":  "
                  + ex.getMessage()));
    }
  }
  @Override
  public WorkflowActionConfig processOutcome(
      Context c,
      EPerson user,
      Workflow workflow,
      Step currentStep,
      WorkflowActionConfig currentActionConfig,
      ActionResult currentOutcome,
      XmlWorkflowItem wfi,
      boolean enteredNewStep)
      throws IOException, AuthorizeException, SQLException, WorkflowException {
    if (currentOutcome.getType() == ActionResult.TYPE.TYPE_PAGE
        || currentOutcome.getType() == ActionResult.TYPE.TYPE_ERROR) {
      // Our outcome is a page or an error, so return our current action
      c.restoreAuthSystemState();
      return currentActionConfig;
    } else if (currentOutcome.getType() == ActionResult.TYPE.TYPE_CANCEL
        || currentOutcome.getType() == ActionResult.TYPE.TYPE_SUBMISSION_PAGE) {
      // We either pressed the cancel button or got an order to return to the submission page, so
      // don't return an action
      // By not returning an action we ensure ourselfs that we go back to the submission page
      c.restoreAuthSystemState();
      return null;
    } else if (currentOutcome.getType() == ActionResult.TYPE.TYPE_OUTCOME) {
      Step nextStep = null;
      WorkflowActionConfig nextActionConfig = null;
      try {
        // We have completed our action search & retrieve the next action
        if (currentOutcome.getResult() == ActionResult.OUTCOME_COMPLETE) {
          nextActionConfig = currentStep.getNextAction(currentActionConfig);
        }

        if (nextActionConfig != null) {
          // We remain in the current step since an action is found
          nextStep = currentStep;
          nextActionConfig.getProcessingAction().activate(c, wfi);
          if (nextActionConfig.requiresUI() && !enteredNewStep) {
            createOwnedTask(c, wfi, currentStep, nextActionConfig, user);
            return nextActionConfig;
          } else if (nextActionConfig.requiresUI() && enteredNewStep) {
            // We have entered a new step and have encountered a UI, return null since the current
            // user doesn't have anything to do with this
            c.restoreAuthSystemState();
            return null;
          } else {
            ActionResult newOutcome =
                nextActionConfig.getProcessingAction().execute(c, wfi, currentStep, null);
            return processOutcome(
                c, user, workflow, currentStep, nextActionConfig, newOutcome, wfi, enteredNewStep);
          }
        } else if (enteredNewStep) {
          // If the user finished his/her step, we keep processing until there is a UI step action
          // or no step at all
          nextStep = workflow.getNextStep(c, wfi, currentStep, currentOutcome.getResult());
          c.turnOffAuthorisationSystem();
          nextActionConfig = processNextStep(c, user, workflow, currentOutcome, wfi, nextStep);
          // If we require a user interface return null so that the user is redirected to the
          // "submissions page"
          if (nextActionConfig == null || nextActionConfig.requiresUI()) {
            return null;
          } else {
            return nextActionConfig;
          }
        } else {
          ClaimedTask task = claimedTaskService.findByWorkflowIdAndEPerson(c, wfi, user);

          // Check if we have a task for this action (might not be the case with automatic steps)
          // First add it to our list of finished users, since no more actions remain
          workflowRequirementsService.addFinishedUser(c, wfi, user);
          c.turnOffAuthorisationSystem();
          // Check if our requirements have been met
          if ((currentStep.isFinished(c, wfi)
                  && currentOutcome.getResult() == ActionResult.OUTCOME_COMPLETE)
              || currentOutcome.getResult() != ActionResult.OUTCOME_COMPLETE) {
            // Delete all the table rows containing the users who performed this task
            workflowRequirementsService.clearInProgressUsers(c, wfi);
            // Remove all the tasks
            deleteAllTasks(c, wfi);

            nextStep = workflow.getNextStep(c, wfi, currentStep, currentOutcome.getResult());

            nextActionConfig = processNextStep(c, user, workflow, currentOutcome, wfi, nextStep);
            // If we require a user interface return null so that the user is redirected to the
            // "submissions page"
            if (nextActionConfig == null || nextActionConfig.requiresUI()) {
              return null;
            } else {
              return nextActionConfig;
            }
          } else {
            // We are done with our actions so go to the submissions page but remove action
            // ClaimedAction first
            deleteClaimedTask(c, wfi, task);
            c.restoreAuthSystemState();
            nextStep = currentStep;
            nextActionConfig = currentActionConfig;
            return null;
          }
        }
      } catch (Exception e) {
        log.error("error while processing workflow outcome", e);
        e.printStackTrace();
      } finally {
        if ((nextStep != null && currentStep != null && nextActionConfig != null)
            || (wfi.getItem().isArchived() && currentStep != null)) {
          logWorkflowEvent(
              c,
              currentStep.getWorkflow().getID(),
              currentStep.getId(),
              currentActionConfig.getId(),
              wfi,
              user,
              nextStep,
              nextActionConfig);
        }
      }
    }

    log.error(LogManager.getHeader(c, "Invalid step outcome", "Workflow item id: " + wfi.getID()));
    throw new WorkflowException("Invalid step outcome");
  }
示例#3
0
  /**
   * Fills in the feed and entry-level metadata from DSpace objects.
   *
   * @param request request
   * @param context context
   * @param dso DSpaceObject
   * @param items array of objects
   * @param labels label map
   */
  public void populate(
      HttpServletRequest request,
      Context context,
      DSpaceObject dso,
      List<? extends DSpaceObject> items,
      Map<String, String> labels) {
    String logoURL = null;
    String objectURL = null;
    String defaultTitle = null;
    boolean podcastFeed = false;
    this.request = request;

    // dso is null for the whole site, or a search without scope
    if (dso == null) {
      defaultTitle = ConfigurationManager.getProperty("dspace.name");
      feed.setDescription(localize(labels, MSG_FEED_DESCRIPTION));
      objectURL = resolveURL(request, null);
      logoURL = ConfigurationManager.getProperty("webui.feed.logo.url");
    } else {
      Bitstream logo = null;
      if (dso.getType() == Constants.COLLECTION) {
        Collection col = (Collection) dso;
        defaultTitle = col.getName();
        feed.setDescription(collectionService.getMetadata(col, "short_description"));
        logo = col.getLogo();
        String cols = ConfigurationManager.getProperty("webui.feed.podcast.collections");
        if (cols != null && cols.length() > 1 && cols.contains(col.getHandle())) {
          podcastFeed = true;
        }
      } else if (dso.getType() == Constants.COMMUNITY) {
        Community comm = (Community) dso;
        defaultTitle = comm.getName();
        feed.setDescription(communityService.getMetadata(comm, "short_description"));
        logo = comm.getLogo();
        String comms = ConfigurationManager.getProperty("webui.feed.podcast.communities");
        if (comms != null && comms.length() > 1 && comms.contains(comm.getHandle())) {
          podcastFeed = true;
        }
      }
      objectURL = resolveURL(request, dso);
      if (logo != null) {
        logoURL = urlOfBitstream(request, logo);
      }
    }
    feed.setTitle(
        labels.containsKey(MSG_FEED_TITLE) ? localize(labels, MSG_FEED_TITLE) : defaultTitle);
    feed.setLink(objectURL);
    feed.setPublishedDate(new Date());
    feed.setUri(objectURL);

    // add logo if we found one:
    if (logoURL != null) {
      // we use the path to the logo for this, the logo itself cannot
      // be contained in the rdf. Not all RSS-viewers show this logo.
      SyndImage image = new SyndImageImpl();
      image.setLink(objectURL);
      if (StringUtils.isNotBlank(feed.getTitle())) {
        image.setTitle(feed.getTitle());
      } else {
        image.setTitle(localize(labels, MSG_LOGO_TITLE));
      }
      image.setUrl(logoURL);
      feed.setImage(image);
    }

    // add entries for items
    if (items != null) {
      List<SyndEntry> entries = new ArrayList<SyndEntry>();
      for (DSpaceObject itemDSO : items) {
        if (itemDSO.getType() != Constants.ITEM) {
          continue;
        }
        Item item = (Item) itemDSO;
        boolean hasDate = false;
        SyndEntry entry = new SyndEntryImpl();
        entries.add(entry);

        String entryURL = resolveURL(request, item);
        entry.setLink(entryURL);
        entry.setUri(entryURL);

        String title = getOneDC(item, titleField);
        entry.setTitle(title == null ? localize(labels, MSG_UNTITLED) : title);

        // "published" date -- should be dc.date.issued
        String pubDate = getOneDC(item, dateField);
        if (pubDate != null) {
          entry.setPublishedDate((new DCDate(pubDate)).toDate());
          hasDate = true;
        }
        // date of last change to Item
        entry.setUpdatedDate(item.getLastModified());

        StringBuffer db = new StringBuffer();
        for (String df : descriptionFields) {
          // Special Case: "(date)" in field name means render as date
          boolean isDate = df.indexOf("(date)") > 0;
          if (isDate) {
            df = df.replaceAll("\\(date\\)", "");
          }

          List<MetadataValue> dcv = itemService.getMetadataByMetadataString(item, df);
          if (dcv.size() > 0) {
            String fieldLabel = labels.get(MSG_METADATA + df);
            if (fieldLabel != null && fieldLabel.length() > 0) {
              db.append(fieldLabel).append(": ");
            }
            boolean first = true;
            for (MetadataValue v : dcv) {
              if (first) {
                first = false;
              } else {
                db.append("; ");
              }
              db.append(isDate ? new DCDate(v.getValue()).toString() : v.getValue());
            }
            db.append("\n");
          }
        }
        if (db.length() > 0) {
          SyndContent desc = new SyndContentImpl();
          desc.setType("text/plain");
          desc.setValue(db.toString());
          entry.setDescription(desc);
        }

        // This gets the authors into an ATOM feed
        List<MetadataValue> authors = itemService.getMetadataByMetadataString(item, authorField);
        if (authors.size() > 0) {
          List<SyndPerson> creators = new ArrayList<SyndPerson>();
          for (MetadataValue author : authors) {
            SyndPerson sp = new SyndPersonImpl();
            sp.setName(author.getValue());
            creators.add(sp);
          }
          entry.setAuthors(creators);
        }

        // only add DC module if any DC fields are configured
        if (dcCreatorField != null || dcDateField != null || dcDescriptionField != null) {
          DCModule dc = new DCModuleImpl();
          if (dcCreatorField != null) {
            List<MetadataValue> dcAuthors =
                itemService.getMetadataByMetadataString(item, dcCreatorField);
            if (dcAuthors.size() > 0) {
              List<String> creators = new ArrayList<String>();
              for (MetadataValue author : dcAuthors) {
                creators.add(author.getValue());
              }
              dc.setCreators(creators);
            }
          }
          if (dcDateField != null && !hasDate) {
            List<MetadataValue> v = itemService.getMetadataByMetadataString(item, dcDateField);
            if (v.size() > 0) {
              dc.setDate((new DCDate(v.get(0).getValue())).toDate());
            }
          }
          if (dcDescriptionField != null) {
            List<MetadataValue> v =
                itemService.getMetadataByMetadataString(item, dcDescriptionField);
            if (v.size() > 0) {
              StringBuffer descs = new StringBuffer();
              for (MetadataValue d : v) {
                if (descs.length() > 0) {
                  descs.append("\n\n");
                }
                descs.append(d.getValue());
              }
              dc.setDescription(descs.toString());
            }
          }
          entry.getModules().add(dc);
        }

        // iTunes Podcast Support - START
        if (podcastFeed) {
          // Add enclosure(s)
          List<SyndEnclosure> enclosures = new ArrayList();
          try {
            List<Bundle> bunds = itemService.getBundles(item, "ORIGINAL");
            if (bunds.get(0) != null) {
              List<Bitstream> bits = bunds.get(0).getBitstreams();
              for (Bitstream bit : bits) {
                String mime = bit.getFormat(context).getMIMEType();
                if (ArrayUtils.contains(podcastableMIMETypes, mime)) {
                  SyndEnclosure enc = new SyndEnclosureImpl();
                  enc.setType(bit.getFormat(context).getMIMEType());
                  enc.setLength(bit.getSize());
                  enc.setUrl(urlOfBitstream(request, bit));
                  enclosures.add(enc);
                } else {
                  continue;
                }
              }
            }
            // Also try to add an external value from dc.identifier.other
            // We are assuming that if this is set, then it is a media file
            List<MetadataValue> externalMedia =
                itemService.getMetadataByMetadataString(item, externalSourceField);
            if (externalMedia.size() > 0) {
              for (MetadataValue anExternalMedia : externalMedia) {
                SyndEnclosure enc = new SyndEnclosureImpl();
                enc.setType(
                    "audio/x-mpeg"); // We can't determine MIME of external file, so just picking
                                     // one.
                enc.setLength(1);
                enc.setUrl(anExternalMedia.getValue());
                enclosures.add(enc);
              }
            }

          } catch (Exception e) {
            System.out.println(e.getMessage());
          }
          entry.setEnclosures(enclosures);

          // Get iTunes specific fields: author, subtitle, summary, duration, keywords
          EntryInformation itunes = new EntryInformationImpl();

          String author = getOneDC(item, authorField);
          if (author != null && author.length() > 0) {
            itunes.setAuthor(author); // <itunes:author>
          }

          itunes.setSubtitle(
              title == null ? localize(labels, MSG_UNTITLED) : title); // <itunes:subtitle>

          if (db.length() > 0) {
            itunes.setSummary(db.toString()); // <itunes:summary>
          }

          String extent =
              getOneDC(
                  item,
                  "dc.format.extent"); // assumed that user will enter this field with length of
                                       // song in seconds
          if (extent != null && extent.length() > 0) {
            extent = extent.split(" ")[0];
            Integer duration = Integer.parseInt(extent);
            itunes.setDuration(new Duration(duration)); // <itunes:duration>
          }

          String subject = getOneDC(item, "dc.subject");
          if (subject != null && subject.length() > 0) {
            String[] subjects = new String[1];
            subjects[0] = subject;
            itunes.setKeywords(subjects); // <itunes:keywords>
          }

          entry.getModules().add(itunes);
        }
      }
      feed.setEntries(entries);
    }
  }