Examples with WorkflowOperationException org.opencastproject.workflow.api.WorkflowOperationException used on opensource projects

Example 21 with WorkflowOperationException

use of org.opencastproject.workflow.api.WorkflowOperationException in project opencast by opencast.

the class CoverImageWorkflowOperationHandlerBase method start.

@Override
public WorkflowOperationResult start(final WorkflowInstance workflowInstance, JobContext context) throws WorkflowOperationException {
    MediaPackage mediaPackage = workflowInstance.getMediaPackage();
    WorkflowOperationInstance operation = workflowInstance.getCurrentOperation();
    logger.info("Cover Image Workflow started for media package '{}'", mediaPackage.getIdentifier());
    // User XML metadata from operation configuration, fallback to default metadata
    String xml = operation.getConfiguration(XML_METADATA);
    if (xml == null) {
        xml = getMetadataXml(mediaPackage);
        logger.debug("Metadata was not part of operation configuration, using Dublin Core as fallback");
    }
    logger.debug("Metadata set to: {}", xml);
    String xsl = loadXsl(operation);
    logger.debug("XSL for transforming metadata to SVG loaded: {}", xsl);
    // Read image dimensions
    int width = getIntConfiguration(operation, WIDTH);
    logger.debug("Image width set to {}px", width);
    int height = getIntConfiguration(operation, HEIGHT);
    logger.debug("Image height set to {}px", height);
    // Read optional poster image flavor
    String posterImgUri = getPosterImageFileUrl(operation.getConfiguration(POSTERIMAGE_URL));
    if (posterImgUri == null)
        posterImgUri = getPosterImageFileUrl(mediaPackage, operation.getConfiguration(POSTERIMAGE_FLAVOR));
    if (posterImgUri == null) {
        logger.debug("No optional poster image set");
    } else {
        logger.debug("Poster image found at '{}'", posterImgUri);
    }
    // Read target flavor
    String targetFlavor = operation.getConfiguration(TARGET_FLAVOR);
    if (StringUtils.isBlank(targetFlavor)) {
        logger.warn("Required configuration key '{}' is blank", TARGET_FLAVOR);
        throw new WorkflowOperationException("Configuration key '" + TARGET_FLAVOR + "' must be set");
    }
    try {
        MediaPackageElementFlavor.parseFlavor(targetFlavor);
    } catch (IllegalArgumentException e) {
        logger.warn("Given target flavor '{}' is not a valid flavor", targetFlavor);
        throw new WorkflowOperationException(e);
    }
    Job generate;
    try {
        generate = getCoverImageService().generateCoverImage(xml, xsl, String.valueOf(width), String.valueOf(height), posterImgUri, targetFlavor);
        logger.debug("Job for cover image generation created");
        if (!waitForStatus(generate).isSuccess()) {
            throw new WorkflowOperationException("'Cover image' job did not successfuly end");
        }
        generate = serviceRegistry.getJob(generate.getId());
        Attachment coverImage = (Attachment) MediaPackageElementParser.getFromXml(generate.getPayload());
        URI attachmentUri = getWorkspace().moveTo(coverImage.getURI(), mediaPackage.getIdentifier().compact(), UUID.randomUUID().toString(), COVERIMAGE_FILENAME);
        coverImage.setURI(attachmentUri);
        coverImage.setMimeType(MimeTypes.PNG);
        // Add tags
        final String targetTags = StringUtils.trimToNull(operation.getConfiguration(TARGET_TAGS));
        if (targetTags != null) {
            for (String tag : asList(targetTags)) {
                logger.trace("Tagging image with '{}'", tag);
                if (StringUtils.trimToNull(tag) != null)
                    coverImage.addTag(tag);
            }
        }
        mediaPackage.add(coverImage);
    } catch (MediaPackageException e) {
        throw new WorkflowOperationException(e);
    } catch (NotFoundException e) {
        throw new WorkflowOperationException(e);
    } catch (ServiceRegistryException e) {
        throw new WorkflowOperationException(e);
    } catch (CoverImageException e) {
        throw new WorkflowOperationException(e);
    } catch (IllegalArgumentException e) {
        throw new WorkflowOperationException(e);
    } catch (IOException e) {
        throw new WorkflowOperationException(e);
    }
    logger.info("Cover Image Workflow finished successfully for media package '{}' within {}ms", mediaPackage.getIdentifier(), generate.getQueueTime());
    return createResult(mediaPackage, Action.CONTINUE, generate.getQueueTime());
}

Example 22 with WorkflowOperationException

use of org.opencastproject.workflow.api.WorkflowOperationException in project opencast by opencast.

the class CoverImageWorkflowOperationHandlerBase method getIntConfiguration.

protected int getIntConfiguration(WorkflowOperationInstance operation, String key) throws WorkflowOperationException {
    String confString = operation.getConfiguration(key);
    int confValue = 0;
    if (StringUtils.isBlank(confString))
        throw new WorkflowOperationException("Configuration key '" + key + "' must be set");
    try {
        confValue = Integer.parseInt(confString);
        if (confValue < 1)
            throw new WorkflowOperationException("Configuration key '" + key + "' must be set to a valid positive integer value");
    } catch (NumberFormatException e) {
        throw new WorkflowOperationException("Configuration key '" + key + "' must be set to a valid positive integer value");
    }
    return confValue;
}

Example 23 with WorkflowOperationException

use of org.opencastproject.workflow.api.WorkflowOperationException in project opencast by opencast.

the class CompositeWorkflowOperationHandler method composite.

private WorkflowOperationResult composite(MediaPackage src, WorkflowOperationInstance operation) throws EncoderException, IOException, NotFoundException, MediaPackageException, WorkflowOperationException {
    MediaPackage mediaPackage = (MediaPackage) src.clone();
    CompositeSettings compositeSettings;
    try {
        compositeSettings = new CompositeSettings(mediaPackage, operation);
    } catch (IllegalArgumentException e) {
        logger.warn("Unable to parse composite settings because {}", ExceptionUtils.getStackTrace(e));
        return createResult(mediaPackage, Action.SKIP);
    }
    Option<Attachment> watermarkAttachment = Option.<Attachment>none();
    Collection<Attachment> watermarkElements = compositeSettings.getWatermarkSelector().select(mediaPackage, false);
    if (watermarkElements.size() > 1) {
        logger.warn("More than one watermark attachment has been found for compositing, skipping compositing!: {}", watermarkElements);
        return createResult(mediaPackage, Action.SKIP);
    } else if (watermarkElements.size() == 0 && compositeSettings.getSourceUrlWatermark() != null) {
        logger.info("No watermark found from flavor and tags, take watermark from URL {}", compositeSettings.getSourceUrlWatermark());
        Attachment urlAttachment = new AttachmentImpl();
        urlAttachment.setIdentifier(compositeSettings.getWatermarkIdentifier());
        if (compositeSettings.getSourceUrlWatermark().startsWith("http")) {
            urlAttachment.setURI(UrlSupport.uri(compositeSettings.getSourceUrlWatermark()));
        } else {
            InputStream in = null;
            try {
                in = UrlSupport.url(compositeSettings.getSourceUrlWatermark()).openStream();
                URI imageUrl = workspace.putInCollection(COLLECTION, compositeSettings.getWatermarkIdentifier() + "." + FilenameUtils.getExtension(compositeSettings.getSourceUrlWatermark()), in);
                urlAttachment.setURI(imageUrl);
            } catch (Exception e) {
                logger.warn("Unable to read watermark source url {}: {}", compositeSettings.getSourceUrlWatermark(), e);
                throw new WorkflowOperationException("Unable to read watermark source url " + compositeSettings.getSourceUrlWatermark(), e);
            } finally {
                IOUtils.closeQuietly(in);
            }
        }
        watermarkAttachment = Option.option(urlAttachment);
    } else if (watermarkElements.size() == 0 && compositeSettings.getSourceUrlWatermark() == null) {
        logger.info("No watermark to composite");
    } else {
        for (Attachment a : watermarkElements) watermarkAttachment = Option.option(a);
    }
    Collection<Track> upperElements = compositeSettings.getUpperTrackSelector().select(mediaPackage, false);
    Collection<Track> lowerElements = compositeSettings.getLowerTrackSelector().select(mediaPackage, false);
    // There is only a single track to work with.
    if ((upperElements.size() == 1 && lowerElements.size() == 0) || (upperElements.size() == 0 && lowerElements.size() == 1)) {
        for (Track t : upperElements) compositeSettings.setSingleTrack(t);
        for (Track t : lowerElements) compositeSettings.setSingleTrack(t);
        return handleSingleTrack(mediaPackage, operation, compositeSettings, watermarkAttachment);
    } else {
        // Look for upper elements matching the tags and flavor
        if (upperElements.size() > 1) {
            logger.warn("More than one upper track has been found for compositing, skipping compositing!: {}", upperElements);
            return createResult(mediaPackage, Action.SKIP);
        } else if (upperElements.size() == 0) {
            logger.warn("No upper track has been found for compositing, skipping compositing!");
            return createResult(mediaPackage, Action.SKIP);
        }
        for (Track t : upperElements) {
            compositeSettings.setUpperTrack(t);
        }
        // Look for lower elements matching the tags and flavor
        if (lowerElements.size() > 1) {
            logger.warn("More than one lower track has been found for compositing, skipping compositing!: {}", lowerElements);
            return createResult(mediaPackage, Action.SKIP);
        } else if (lowerElements.size() == 0) {
            logger.warn("No lower track has been found for compositing, skipping compositing!");
            return createResult(mediaPackage, Action.SKIP);
        }
        for (Track t : lowerElements) {
            compositeSettings.setLowerTrack(t);
        }
        return handleMultipleTracks(mediaPackage, operation, compositeSettings, watermarkAttachment);
    }
}

Example 24 with WorkflowOperationException

use of org.opencastproject.workflow.api.WorkflowOperationException in project opencast by opencast.

the class CompositeWorkflowOperationHandler method createWatermarkLaidOutElement.

private Option<LaidOutElement<Attachment>> createWatermarkLaidOutElement(CompositeSettings compositeSettings, Dimension outputDimension, Option<Attachment> watermarkAttachment) throws WorkflowOperationException {
    Option<LaidOutElement<Attachment>> watermarkOption = Option.<LaidOutElement<Attachment>>none();
    if (watermarkAttachment.isSome() && compositeSettings.getWatermarkLayout().isSome()) {
        BufferedImage image;
        try {
            File watermarkFile = workspace.get(watermarkAttachment.get().getURI());
            image = ImageIO.read(watermarkFile);
        } catch (Exception e) {
            logger.warn("Unable to read the watermark image attachment {}: {}", watermarkAttachment.get().getURI(), e);
            throw new WorkflowOperationException("Unable to read the watermark image attachment", e);
        }
        Dimension imageDimension = Dimension.dimension(image.getWidth(), image.getHeight());
        List<Tuple<Dimension, AbsolutePositionLayoutSpec>> watermarkShapes = new ArrayList<Tuple<Dimension, AbsolutePositionLayoutSpec>>();
        watermarkShapes.add(0, Tuple.tuple(imageDimension, compositeSettings.getWatermarkLayout().get()));
        MultiShapeLayout watermarkLayout = LayoutManager.absoluteMultiShapeLayout(outputDimension, watermarkShapes);
        watermarkOption = Option.some(new LaidOutElement<Attachment>(watermarkAttachment.get(), watermarkLayout.getShapes().get(0)));
    }
    return watermarkOption;
}

Example 25 with WorkflowOperationException

use of org.opencastproject.workflow.api.WorkflowOperationException in project opencast by opencast.

the class CompositeWorkflowOperationHandler method handleMultipleTracks.

private WorkflowOperationResult handleMultipleTracks(MediaPackage mediaPackage, WorkflowOperationInstance operation, CompositeSettings compositeSettings, Option<Attachment> watermarkAttachment) throws EncoderException, IOException, NotFoundException, MediaPackageException, WorkflowOperationException {
    if (compositeSettings.getMultiSourceLayouts() == null || compositeSettings.getMultiSourceLayouts().size() == 0) {
        throw new WorkflowOperationException("Multi video layout must be set! Please verify that you have a " + LAYOUT_MULTIPLE + " or " + LAYOUT + " property in your composite operation in your workflow definition to be able to handle multiple videos");
    }
    try {
        Track upperTrack = compositeSettings.getUpperTrack();
        Track lowerTrack = compositeSettings.getLowerTrack();
        List<HorizontalCoverageLayoutSpec> layouts = compositeSettings.getMultiSourceLayouts();
        VideoStream[] upperVideoStreams = TrackSupport.byType(upperTrack.getStreams(), VideoStream.class);
        if (upperVideoStreams.length == 0) {
            logger.warn("No video stream available in the upper track! {}", upperTrack);
            return createResult(mediaPackage, Action.SKIP);
        }
        VideoStream[] lowerVideoStreams = TrackSupport.byType(lowerTrack.getStreams(), VideoStream.class);
        if (lowerVideoStreams.length == 0) {
            logger.warn("No video stream available in the lower track! {}", lowerTrack);
            return createResult(mediaPackage, Action.SKIP);
        }
        // Read the video dimensions from the mediapackage stream information
        Dimension upperDimensions = Dimension.dimension(upperVideoStreams[0].getFrameWidth(), upperVideoStreams[0].getFrameHeight());
        Dimension lowerDimensions = Dimension.dimension(lowerVideoStreams[0].getFrameWidth(), lowerVideoStreams[0].getFrameHeight());
        // Determine dimension of output
        Dimension outputDimension = null;
        String outputResolutionSource = compositeSettings.getOutputResolutionSource();
        if (outputResolutionSource.equals(CompositeSettings.OUTPUT_RESOLUTION_FIXED)) {
            outputDimension = compositeSettings.getOutputDimension();
        } else if (outputResolutionSource.equals(CompositeSettings.OUTPUT_RESOLUTION_LOWER)) {
            outputDimension = lowerDimensions;
        } else if (outputResolutionSource.equals(CompositeSettings.OUTPUT_RESOLUTION_UPPER)) {
            outputDimension = upperDimensions;
        }
        // Create the video layout definitions
        List<Tuple<Dimension, HorizontalCoverageLayoutSpec>> shapes = new ArrayList<Tuple<Dimension, HorizontalCoverageLayoutSpec>>();
        shapes.add(0, Tuple.tuple(lowerDimensions, layouts.get(0)));
        shapes.add(1, Tuple.tuple(upperDimensions, layouts.get(1)));
        // Calculate the layout
        MultiShapeLayout multiShapeLayout = LayoutManager.multiShapeLayout(outputDimension, shapes);
        // Create the laid out element for the videos
        LaidOutElement<Track> lowerLaidOutElement = new LaidOutElement<Track>(lowerTrack, multiShapeLayout.getShapes().get(0));
        LaidOutElement<Track> upperLaidOutElement = new LaidOutElement<Track>(upperTrack, multiShapeLayout.getShapes().get(1));
        // Create the optionally laid out element for the watermark
        Option<LaidOutElement<Attachment>> watermarkOption = createWatermarkLaidOutElement(compositeSettings, outputDimension, watermarkAttachment);
        Job compositeJob = composerService.composite(outputDimension, Option.option(upperLaidOutElement), lowerLaidOutElement, watermarkOption, compositeSettings.getProfile().getIdentifier(), compositeSettings.getOutputBackground());
        // Wait for the jobs to return
        if (!waitForStatus(compositeJob).isSuccess())
            throw new WorkflowOperationException("The composite job did not complete successfully");
        if (compositeJob.getPayload().length() > 0) {
            Track compoundTrack = (Track) MediaPackageElementParser.getFromXml(compositeJob.getPayload());
            compoundTrack.setURI(workspace.moveTo(compoundTrack.getURI(), mediaPackage.getIdentifier().toString(), compoundTrack.getIdentifier(), "composite." + FilenameUtils.getExtension(compoundTrack.getURI().toString())));
            // Adjust the target tags
            for (String tag : compositeSettings.getTargetTags()) {
                logger.trace("Tagging compound track with '{}'", tag);
                compoundTrack.addTag(tag);
            }
            // Adjust the target flavor.
            compoundTrack.setFlavor(compositeSettings.getTargetFlavor());
            logger.debug("Compound track has flavor '{}'", compoundTrack.getFlavor());
            // store new tracks to mediaPackage
            mediaPackage.add(compoundTrack);
            WorkflowOperationResult result = createResult(mediaPackage, Action.CONTINUE, compositeJob.getQueueTime());
            logger.debug("Composite operation completed");
            return result;
        } else {
            logger.info("Composite operation unsuccessful, no payload returned: {}", compositeJob);
            return createResult(mediaPackage, Action.SKIP);
        }
    } finally {
        if (compositeSettings.getSourceUrlWatermark() != null)
            workspace.deleteFromCollection(COLLECTION, compositeSettings.getWatermarkIdentifier() + "." + FilenameUtils.getExtension(compositeSettings.getSourceUrlWatermark()));
    }
}