Examples with DublinCoreCatalog org.opencastproject.metadata.dublincore.DublinCoreCatalog used on opensource projects

Example 81 with DublinCoreCatalog

use of org.opencastproject.metadata.dublincore.DublinCoreCatalog in project opencast by opencast.

the class SeriesUpdatedEventHandler method updateEpisodeCatalog.

private boolean updateEpisodeCatalog(MediaPackage mp) throws DistributionException, MediaPackageException, NotFoundException, ServiceRegistryException, IllegalArgumentException, IOException {
    // Update the episode catalog
    for (Catalog episodeCatalog : mp.getCatalogs(MediaPackageElements.EPISODE)) {
        DublinCoreCatalog episodeDublinCore = DublinCoreUtil.loadDublinCore(workspace, episodeCatalog);
        episodeDublinCore.remove(DublinCore.PROPERTY_IS_PART_OF);
        String filename = FilenameUtils.getName(episodeCatalog.getURI().toString());
        URI uri = workspace.put(mp.getIdentifier().toString(), episodeCatalog.getIdentifier(), filename, dublinCoreService.serialize(episodeDublinCore));
        episodeCatalog.setURI(uri);
        // setting the URI to a new source so the checksum will most like be invalid
        episodeCatalog.setChecksum(null);
        // Distribute the updated episode dublincore
        Job distributionJob = distributionService.distribute(CHANNEL_ID, mp, episodeCatalog.getIdentifier());
        JobBarrier barrier = new JobBarrier(null, serviceRegistry, distributionJob);
        Result jobResult = barrier.waitForJobs();
        if (jobResult.getStatus().get(distributionJob).equals(FINISHED)) {
            mp.remove(episodeCatalog);
            mp.add(getFromXml(serviceRegistry.getJob(distributionJob.getId()).getPayload()));
        } else {
            logger.error("Unable to distribute episode catalog {}", episodeCatalog.getIdentifier());
            return false;
        }
    }
    return true;
}

Example 82 with DublinCoreCatalog

use of org.opencastproject.metadata.dublincore.DublinCoreCatalog in project opencast by opencast.

the class WorkflowPermissionsUpdatedEventHandler method handleEvent.

public void handleEvent(final SeriesItem seriesItem) {
    // A series or its ACL has been updated. Find any mediapackages with that series, and update them.
    logger.debug("Handling {}", seriesItem);
    String seriesId = seriesItem.getSeriesId();
    // We must be an administrative user to make this query
    final User prevUser = securityService.getUser();
    final Organization prevOrg = securityService.getOrganization();
    try {
        securityService.setUser(SecurityUtil.createSystemUser(systemAccount, prevOrg));
        // Note: getWorkflowInstances will only return a given number of results (default 20)
        WorkflowQuery q = new WorkflowQuery().withSeriesId(seriesId);
        WorkflowSet result = workflowService.getWorkflowInstancesForAdministrativeRead(q);
        Integer offset = 0;
        while (result.size() > 0) {
            for (WorkflowInstance instance : result.getItems()) {
                if (!instance.isActive())
                    continue;
                Organization org = instance.getOrganization();
                securityService.setOrganization(org);
                MediaPackage mp = instance.getMediaPackage();
                // Update the series XACML file
                if (SeriesItem.Type.UpdateAcl.equals(seriesItem.getType())) {
                    // Build a new XACML file for this mediapackage
                    authorizationService.setAcl(mp, AclScope.Series, seriesItem.getAcl());
                }
                // Update the series dublin core
                if (SeriesItem.Type.UpdateCatalog.equals(seriesItem.getType())) {
                    DublinCoreCatalog seriesDublinCore = seriesItem.getMetadata();
                    mp.setSeriesTitle(seriesDublinCore.getFirst(DublinCore.PROPERTY_TITLE));
                    // Update the series dublin core
                    Catalog[] seriesCatalogs = mp.getCatalogs(MediaPackageElements.SERIES);
                    if (seriesCatalogs.length == 1) {
                        Catalog c = seriesCatalogs[0];
                        String filename = FilenameUtils.getName(c.getURI().toString());
                        URI uri = workspace.put(mp.getIdentifier().toString(), c.getIdentifier(), filename, dublinCoreService.serialize(seriesDublinCore));
                        c.setURI(uri);
                        // setting the URI to a new source so the checksum will most like be invalid
                        c.setChecksum(null);
                    }
                }
                // Remove the series catalog and isPartOf from episode catalog
                if (SeriesItem.Type.Delete.equals(seriesItem.getType())) {
                    mp.setSeries(null);
                    mp.setSeriesTitle(null);
                    for (Catalog c : mp.getCatalogs(MediaPackageElements.SERIES)) {
                        mp.remove(c);
                        try {
                            workspace.delete(c.getURI());
                        } catch (NotFoundException e) {
                            logger.info("No series catalog to delete found {}", c.getURI());
                        }
                    }
                    for (Catalog episodeCatalog : mp.getCatalogs(MediaPackageElements.EPISODE)) {
                        DublinCoreCatalog episodeDublinCore = DublinCoreUtil.loadDublinCore(workspace, episodeCatalog);
                        episodeDublinCore.remove(DublinCore.PROPERTY_IS_PART_OF);
                        String filename = FilenameUtils.getName(episodeCatalog.getURI().toString());
                        URI uri = workspace.put(mp.getIdentifier().toString(), episodeCatalog.getIdentifier(), filename, dublinCoreService.serialize(episodeDublinCore));
                        episodeCatalog.setURI(uri);
                        // setting the URI to a new source so the checksum will most like be invalid
                        episodeCatalog.setChecksum(null);
                    }
                }
                // Update the search index with the modified mediapackage
                workflowService.update(instance);
            }
            offset++;
            q = q.withStartPage(offset);
            result = workflowService.getWorkflowInstancesForAdministrativeRead(q);
        }
    } catch (WorkflowException e) {
        logger.warn(e.getMessage());
    } catch (UnauthorizedException e) {
        logger.warn(e.getMessage());
    } catch (IOException e) {
        logger.warn(e.getMessage());
    } finally {
        securityService.setOrganization(prevOrg);
        securityService.setUser(prevUser);
    }
}

Example 83 with DublinCoreCatalog

use of org.opencastproject.metadata.dublincore.DublinCoreCatalog in project opencast by opencast.

the class SeriesServiceDatabaseImpl method storeSeries.

/*
   * (non-Javadoc)
   *
   * @see org.opencastproject.series.impl.SeriesServiceDatabase#storeSeries(org.opencastproject.metadata.dublincore.
   * DublinCoreCatalog)
   */
@Override
public DublinCoreCatalog storeSeries(DublinCoreCatalog dc) throws SeriesServiceDatabaseException, UnauthorizedException {
    if (dc == null) {
        throw new SeriesServiceDatabaseException("Invalid value for Dublin core catalog: null");
    }
    String seriesId = dc.getFirst(DublinCore.PROPERTY_IDENTIFIER);
    String seriesXML;
    try {
        seriesXML = serializeDublinCore(dc);
    } catch (Exception e1) {
        logger.error("Could not serialize Dublin Core: {}", e1);
        throw new SeriesServiceDatabaseException(e1);
    }
    EntityManager em = emf.createEntityManager();
    EntityTransaction tx = em.getTransaction();
    DublinCoreCatalog newSeries = null;
    try {
        tx.begin();
        SeriesEntity entity = getSeriesEntity(seriesId, em);
        if (entity == null) {
            // no series stored, create new entity
            entity = new SeriesEntity();
            entity.setOrganization(securityService.getOrganization().getId());
            entity.setSeriesId(seriesId);
            entity.setSeries(seriesXML);
            em.persist(entity);
            newSeries = dc;
        } else {
            // Ensure this user is allowed to update this series
            String accessControlXml = entity.getAccessControl();
            if (accessControlXml != null) {
                AccessControlList acl = AccessControlParser.parseAcl(accessControlXml);
                User currentUser = securityService.getUser();
                Organization currentOrg = securityService.getOrganization();
                if (!AccessControlUtil.isAuthorized(acl, currentUser, currentOrg, Permissions.Action.WRITE.toString())) {
                    throw new UnauthorizedException(currentUser + " is not authorized to update series " + seriesId);
                }
            }
            entity.setSeries(seriesXML);
            em.merge(entity);
        }
        tx.commit();
        return newSeries;
    } catch (Exception e) {
        logger.error("Could not update series: {}", e.getMessage());
        if (tx.isActive()) {
            tx.rollback();
        }
        throw new SeriesServiceDatabaseException(e);
    } finally {
        em.close();
    }
}

Example 84 with DublinCoreCatalog

use of org.opencastproject.metadata.dublincore.DublinCoreCatalog in project opencast by opencast.

the class SeriesServiceRemoteImpl method updateSeries.

@Override
public DublinCoreCatalog updateSeries(DublinCoreCatalog dc) throws SeriesException, UnauthorizedException {
    String seriesId = dc.getFirst(DublinCore.PROPERTY_IDENTIFIER);
    HttpPost post = new HttpPost("/");
    try {
        List<BasicNameValuePair> params = new ArrayList<>();
        params.add(new BasicNameValuePair("series", dc.toXmlString()));
        post.setEntity(new UrlEncodedFormEntity(params));
    } catch (Exception e) {
        throw new SeriesException("Unable to assemble a remote series request for updating series " + seriesId, e);
    }
    HttpResponse response = getResponse(post, SC_NO_CONTENT, SC_CREATED, SC_UNAUTHORIZED);
    try {
        if (response != null) {
            int statusCode = response.getStatusLine().getStatusCode();
            if (SC_NO_CONTENT == statusCode) {
                logger.info("Successfully updated series {} in the series service", seriesId);
                return null;
            } else if (SC_UNAUTHORIZED == statusCode) {
                throw new UnauthorizedException("Not authorized to update series " + seriesId);
            } else if (SC_CREATED == statusCode) {
                DublinCoreCatalog catalogImpl = DublinCores.read(response.getEntity().getContent());
                logger.info("Successfully created series {} in the series service", seriesId);
                return catalogImpl;
            }
        }
    } catch (UnauthorizedException e) {
        throw e;
    } catch (Exception e) {
        throw new SeriesException("Unable to update series " + seriesId + " using the remote series services: " + e);
    } finally {
        closeConnection(response);
    }
    throw new SeriesException("Unable to update series " + seriesId + " using the remote series services");
}

Example 85 with DublinCoreCatalog

use of org.opencastproject.metadata.dublincore.DublinCoreCatalog in project opencast by opencast.

the class SeriesServiceRemoteImpl method getSeries.

@Override
public DublinCoreCatalog getSeries(String seriesID) throws SeriesException, NotFoundException, UnauthorizedException {
    HttpGet get = new HttpGet(seriesID + ".xml");
    HttpResponse response = getResponse(get, SC_OK, SC_NOT_FOUND, SC_UNAUTHORIZED);
    try {
        if (response != null) {
            if (SC_NOT_FOUND == response.getStatusLine().getStatusCode()) {
                throw new NotFoundException("Series " + seriesID + " not found in remote series index!");
            } else if (SC_UNAUTHORIZED == response.getStatusLine().getStatusCode()) {
                throw new UnauthorizedException("Not authorized to get series " + seriesID);
            } else {
                DublinCoreCatalog dublinCoreCatalog = DublinCores.read(response.getEntity().getContent());
                logger.debug("Successfully received series {} from the remote series index", seriesID);
                return dublinCoreCatalog;
            }
        }
    } catch (UnauthorizedException e) {
        throw e;
    } catch (NotFoundException e) {
        throw e;
    } catch (Exception e) {
        throw new SeriesException("Unable to parse series from remote series index: " + e);
    } finally {
        closeConnection(response);
    }
    throw new SeriesException("Unable to get series from remote series index");
}