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

Example 11 with MetadataCollection

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

the class AbstractMetadataCollectionTest method testOrderOfFieldsInputFieldOrderZeroExpectsAtFront.

@Test
public void testOrderOfFieldsInputFieldOrderZeroExpectsAtFront() {
    MetadataCollection collection = getAbstractMetadataCollection();
    collection.addField(unorderedOne);
    collection.addField(unorderedTwo);
    collection.addField(unorderedThree);
    collection.addField(first);
    assertEquals(4, collection.getFields().size());
    assertEquals("A field with an order value of 0 should be first in the list of fields", first, collection.getFields().get(0));
    collection = getAbstractMetadataCollection();
    collection.addField(first);
    collection.addField(unorderedOne);
    collection.addField(unorderedTwo);
    collection.addField(unorderedThree);
    assertEquals(4, collection.getFields().size());
    assertEquals("A field with an order value of 0 should be first in the list of fields", first, collection.getFields().get(0));
    collection = getAbstractMetadataCollection();
    collection.addField(unorderedOne);
    collection.addField(first);
    collection.addField(unorderedTwo);
    collection.addField(unorderedThree);
    assertEquals(4, collection.getFields().size());
    assertEquals("A field with an order value of 0 should be first in the list of fields", first, collection.getFields().get(0));
}

Example 12 with MetadataCollection

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

the class AbstractMetadataCollectionTest method testAddExistingFieldInputAlreadyExistingFieldExpectsOnlyOneFieldFromGetFields.

@Test
public void testAddExistingFieldInputAlreadyExistingFieldExpectsOnlyOneFieldFromGetFields() {
    MetadataCollection collection = getAbstractMetadataCollection();
    collection.addField(unorderedOne);
    collection.addField(unorderedTwo);
    collection.addField(unorderedThree);
    collection.addField(first);
    collection.addField(third);
    collection.addField(seventh);
    MetadataField<String> newFirst = MetadataField.createTextMetadataField("first", Opt.<String>none(), "first", false, false, Opt.<Boolean>none(), Opt.<Map<String, String>>none(), Opt.<String>none(), Opt.some(0), Opt.<String>none());
    String value = "Hello";
    newFirst.setValue(value);
    collection.addField(newFirst);
    int numberOfFirsts = 0;
    Opt<String> valueFound = Opt.none();
    for (MetadataField<?> field : collection.getFields()) {
        if (field.getInputID().equals(FIRST_ID)) {
            numberOfFirsts++;
            if (field.getValue().isSome() && field.getValue().get() instanceof String) {
                valueFound = Opt.some((String) field.getValue().get());
            }
        }
    }
    assertEquals("There should only be one field called first in the collection.", 1, numberOfFirsts);
    assertTrue("The value has been set so it should be in the collection.", valueFound.isSome());
    assertEquals("There should only be one field called first in the collection.", value, valueFound.get());
}

Example 13 with MetadataCollection

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

the class EventsEndpoint method updateEventMetadataByType.

@PUT
@Path("{eventId}/metadata")
@Produces({ "application/json", "application/v1.0.0+json" })
@RestQuery(name = "updateeventmetadata", description = "Update the metadata with the matching type of the specified event. For a metadata catalog there is the flavor such as 'dublincore/episode' and this is the unique type.", returnDescription = "", pathParameters = { @RestParameter(name = "eventId", description = "The event id", isRequired = true, type = STRING) }, restParameters = { @RestParameter(name = "type", isRequired = true, description = "The type of metadata to update", type = STRING), @RestParameter(name = "metadata", description = "Metadata catalog in JSON format", isRequired = true, type = STRING) }, reponses = { @RestResponse(description = "The metadata of the given namespace has been updated.", responseCode = HttpServletResponse.SC_OK), @RestResponse(description = "The request is invalid or inconsistent.", responseCode = HttpServletResponse.SC_BAD_REQUEST), @RestResponse(description = "The specified event does not exist.", responseCode = HttpServletResponse.SC_NOT_FOUND) })
public Response updateEventMetadataByType(@HeaderParam("Accept") String acceptHeader, @PathParam("eventId") String id, @QueryParam("type") String type, @FormParam("metadata") String metadataJSON) throws Exception {
    Map<String, String> updatedFields;
    JSONParser parser = new JSONParser();
    try {
        updatedFields = RequestUtils.getKeyValueMap(metadataJSON);
    } catch (ParseException e) {
        logger.debug("Unable to update event '{}' with metadata type '{}' and content '{}' because: {}", id, type, metadataJSON, ExceptionUtils.getStackTrace(e));
        return RestUtil.R.badRequest(String.format("Unable to parse metadata fields as json from '%s' because '%s'", metadataJSON, ExceptionUtils.getStackTrace(e)));
    } catch (IllegalArgumentException e) {
        logger.debug("Unable to update event '{}' with metadata type '{}' and content '{}' because: {}", id, type, metadataJSON, ExceptionUtils.getStackTrace(e));
        return RestUtil.R.badRequest(e.getMessage());
    }
    if (updatedFields == null || updatedFields.size() == 0) {
        return RestUtil.R.badRequest(String.format("Unable to parse metadata fields as json from '%s' because there were no fields to update.", metadataJSON));
    }
    Opt<MediaPackageElementFlavor> flavor = getFlavor(type);
    if (flavor.isNone()) {
        return R.badRequest(String.format("Unable to parse type '%s' as a flavor so unable to find the matching catalog.", type));
    }
    MetadataCollection collection = null;
    EventCatalogUIAdapter adapter = null;
    for (final Event event : indexService.getEvent(id, externalIndex)) {
        MetadataList metadataList = new MetadataList();
        // Try the main catalog first as we load it from the index.
        if (flavor.get().equals(eventCatalogUIAdapter.getFlavor())) {
            collection = EventUtils.getEventMetadata(event, eventCatalogUIAdapter);
            adapter = eventCatalogUIAdapter;
        } else {
            metadataList.add(eventCatalogUIAdapter, EventUtils.getEventMetadata(event, eventCatalogUIAdapter));
        }
        // Try the other catalogs
        List<EventCatalogUIAdapter> catalogUIAdapters = getEventCatalogUIAdapters();
        catalogUIAdapters.remove(eventCatalogUIAdapter);
        MediaPackage mediaPackage = indexService.getEventMediapackage(event);
        if (catalogUIAdapters.size() > 0) {
            for (EventCatalogUIAdapter catalogUIAdapter : catalogUIAdapters) {
                if (flavor.get().equals(catalogUIAdapter.getFlavor())) {
                    collection = catalogUIAdapter.getFields(mediaPackage);
                    adapter = eventCatalogUIAdapter;
                } else {
                    metadataList.add(catalogUIAdapter, catalogUIAdapter.getFields(mediaPackage));
                }
            }
        }
        if (collection == null) {
            return ApiResponses.notFound("Cannot find a catalog with type '%s' for event with id '%s'.", type, id);
        }
        for (String key : updatedFields.keySet()) {
            if ("subjects".equals(key)) {
                MetadataField<?> field = collection.getOutputFields().get(DublinCore.PROPERTY_SUBJECT.getLocalName());
                Opt<Response> error = validateField(field, key, id, type, updatedFields);
                if (error.isSome()) {
                    return error.get();
                }
                collection.removeField(field);
                JSONArray subjectArray = (JSONArray) parser.parse(updatedFields.get(key));
                collection.addField(MetadataField.copyMetadataFieldWithValue(field, StringUtils.join(subjectArray.iterator(), ",")));
            } else if ("startDate".equals(key)) {
                // Special handling for start date since in API v1 we expect start date and start time to be separate fields.
                MetadataField<String> field = (MetadataField<String>) collection.getOutputFields().get(key);
                Opt<Response> error = validateField(field, key, id, type, updatedFields);
                if (error.isSome()) {
                    return error.get();
                }
                String apiPattern = field.getPattern().get();
                if (configuredMetadataFields.containsKey("startDate")) {
                    apiPattern = configuredMetadataFields.get("startDate").getPattern().getOr(apiPattern);
                }
                SimpleDateFormat apiSdf = MetadataField.getSimpleDateFormatter(apiPattern);
                SimpleDateFormat sdf = MetadataField.getSimpleDateFormatter(field.getPattern().get());
                DateTime oldStartDate = new DateTime(sdf.parse(field.getValue().get()), DateTimeZone.UTC);
                DateTime newStartDate = new DateTime(apiSdf.parse(updatedFields.get(key)), DateTimeZone.UTC);
                DateTime updatedStartDate = oldStartDate.withDate(newStartDate.year().get(), newStartDate.monthOfYear().get(), newStartDate.dayOfMonth().get());
                collection.removeField(field);
                collection.addField(MetadataField.copyMetadataFieldWithValue(field, sdf.format(updatedStartDate.toDate())));
            } else if ("startTime".equals(key)) {
                // Special handling for start time since in API v1 we expect start date and start time to be separate fields.
                MetadataField<String> field = (MetadataField<String>) collection.getOutputFields().get("startDate");
                Opt<Response> error = validateField(field, "startDate", id, type, updatedFields);
                if (error.isSome()) {
                    return error.get();
                }
                String apiPattern = "HH:mm";
                if (configuredMetadataFields.containsKey("startTime")) {
                    apiPattern = configuredMetadataFields.get("startTime").getPattern().getOr(apiPattern);
                }
                SimpleDateFormat apiSdf = MetadataField.getSimpleDateFormatter(apiPattern);
                SimpleDateFormat sdf = MetadataField.getSimpleDateFormatter(field.getPattern().get());
                DateTime oldStartDate = new DateTime(sdf.parse(field.getValue().get()), DateTimeZone.UTC);
                DateTime newStartDate = new DateTime(apiSdf.parse(updatedFields.get(key)), DateTimeZone.UTC);
                DateTime updatedStartDate = oldStartDate.withTime(newStartDate.hourOfDay().get(), newStartDate.minuteOfHour().get(), newStartDate.secondOfMinute().get(), newStartDate.millisOfSecond().get());
                collection.removeField(field);
                collection.addField(MetadataField.copyMetadataFieldWithValue(field, sdf.format(updatedStartDate.toDate())));
            } else {
                MetadataField<?> field = collection.getOutputFields().get(key);
                Opt<Response> error = validateField(field, key, id, type, updatedFields);
                if (error.isSome()) {
                    return error.get();
                }
                collection.removeField(field);
                collection.addField(MetadataField.copyMetadataFieldWithValue(field, updatedFields.get(key)));
            }
        }
        metadataList.add(adapter, collection);
        indexService.updateEventMetadata(id, metadataList, externalIndex);
        return ApiResponses.Json.noContent(ApiVersion.VERSION_1_0_0);
    }
    return ApiResponses.notFound("Cannot find an event with id '%s'.", id);
}

Example 14 with MetadataCollection

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

the class EventsEndpoint method getAllEventMetadata.

@GET
@Path("{eventId}/metadata")
@Produces({ "application/json", "application/v1.0.0+json" })
@RestQuery(name = "geteventmetadata", description = "Returns the event's metadata of the specified type. For a metadata catalog there is the flavor such as 'dublincore/episode' and this is the unique type.", returnDescription = "", pathParameters = { @RestParameter(name = "eventId", description = "The event id", isRequired = true, type = STRING) }, restParameters = { @RestParameter(name = "type", isRequired = false, description = "The type of metadata to get", type = STRING) }, reponses = { @RestResponse(description = "The metadata collection is returned.", responseCode = HttpServletResponse.SC_OK), @RestResponse(description = "The specified event does not exist.", responseCode = HttpServletResponse.SC_NOT_FOUND) })
public Response getAllEventMetadata(@HeaderParam("Accept") String acceptHeader, @PathParam("eventId") String id, @QueryParam("type") String type) throws Exception {
    if (StringUtils.trimToNull(type) == null) {
        Opt<MetadataList> metadataList = getEventMetadataById(id);
        if (metadataList.isSome()) {
            MetadataList actualList = metadataList.get();
            // API v1 should return a two separate fields for start date and start time. Since those fields were merged in index service, we have to split them up.
            Opt<MetadataCollection> collection = actualList.getMetadataByFlavor("dublincore/episode");
            if (collection.isSome()) {
                convertStartDateTimeToApiV1(collection.get());
                ExternalMetadataUtils.changeTypeOrderedTextToText(collection.get());
            }
            return ApiResponses.Json.ok(ApiVersion.VERSION_1_0_0, actualList.toJSON());
        } else
            return ApiResponses.notFound("Cannot find an event with id '%s'.", id);
    } else {
        return getEventMetadataByType(id, type);
    }
}

Example 15 with MetadataCollection

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

the class EventsEndpoint method getEventMetadata.

protected Opt<MetadataList> getEventMetadata(Event event) throws IndexServiceException, Exception {
    MetadataList metadataList = new MetadataList();
    List<EventCatalogUIAdapter> catalogUIAdapters = getEventCatalogUIAdapters();
    catalogUIAdapters.remove(this.eventCatalogUIAdapter);
    MediaPackage mediaPackage = indexService.getEventMediapackage(event);
    if (catalogUIAdapters.size() > 0) {
        for (EventCatalogUIAdapter catalogUIAdapter : catalogUIAdapters) {
            // TODO: This is very slow:
            MetadataCollection fields = catalogUIAdapter.getFields(mediaPackage);
            if (fields != null)
                metadataList.add(catalogUIAdapter, fields);
        }
    }
    // TODO: This is slow:
    MetadataCollection collection = EventUtils.getEventMetadata(event, eventCatalogUIAdapter);
    ExternalMetadataUtils.changeSubjectToSubjects(collection);
    ExternalMetadataUtils.removeCollectionList(collection);
    metadataList.add(eventCatalogUIAdapter, collection);
    if (WorkflowInstance.WorkflowState.RUNNING.toString().equals(event.getWorkflowState())) {
        metadataList.setLocked(Locked.WORKFLOW_RUNNING);
    }
    return Opt.some(metadataList);
}