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Example 1 with AnnotationUpdatedEvent

use of org.xwiki.annotation.event.AnnotationUpdatedEvent in project xwiki-platform by xwiki.

the class AnnotationEventGeneratorEventListener method onEvent.

@Override
public void onEvent(Event event, Object source, Object data) {
    // Don`t rely on the context from the data parameter.
    XWikiContext context = (XWikiContext) execution.getContext().getProperty("xwikicontext");
    String currentWiki = context.getWikiId();
    try {
        XWikiDocument document = (XWikiDocument) source;
        String wikiOfAffectedDocument = document.getDocumentReference().getWikiReference().getName();
        // Always work on the wiki of the source document. The Annotation Application's configuration looks at the
        // context to provide values for the current wiki. Objects could be modified cross-wiki and the context
        // database might not be right.
        context.setWikiId(wikiOfAffectedDocument);
        // Only work if the Annotations Application is installed on the wiki.
        if (!annotationConfiguration.isInstalled()) {
            return;
        }
        // Extract the BaseObjectReference to be able to inspect the XClassReference.
        BaseObjectReference objectReference = getBaseObjectReference((XObjectEvent) event);
        DocumentReference objectClassReference = objectReference.getXClassReference();
        // Only interested in objects that are of the same class as the currently configured annotation class.
        if (!objectClassReference.equals(annotationConfiguration.getAnnotationClassReference())) {
            return;
        }
        // The object is needed for the final check. See below.
        BaseObject object = document.getXObject(objectReference);
        // Build the new event to launch using the current document reference and object number.
        Event newEvent = null;
        String documentReference = defaultEntityReferenceSerializer.serialize(document.getDocumentReference());
        String number = String.valueOf(objectReference.getObjectNumber());
        if (event instanceof XObjectAddedEvent) {
            newEvent = new AnnotationAddedEvent(documentReference, number);
        } else if (event instanceof XObjectUpdatedEvent) {
            newEvent = new AnnotationUpdatedEvent(documentReference, number);
        } else if (event instanceof XObjectDeletedEvent) {
            // Current document might be deleted. Always use the original document for *Deleted events.
            object = document.getOriginalDocument().getXObject(objectReference);
            newEvent = new AnnotationDeletedEvent(documentReference, number);
        }
        // Handle specially the default annotations class which coincides with the default comments class. We need
        // to avoid mistaking comments for annotations.
        DocumentReference defaultCommentsClassReference = context.getWiki().getCommentsClass(context).getDocumentReference();
        if (defaultCommentsClassReference.equals(object.getXClassReference())) {
            // A comment is considered an annotation when it has a text selection.
            String selection = object.getStringValue(Annotation.SELECTION_FIELD);
            if (selection == null || selection.trim().length() == 0) {
                // This is a simple comment. Skip it.
                return;
            }
        }
        // Launch the new event.
        observationManager.get().notify(newEvent, source, context);
    } catch (Exception e) {
        logger.error("Failed to handle event of type [{}]", event.getClass().getName(), e);
    } finally {
        // Restore the context database.
        context.setWikiId(currentWiki);
    }
}
Also used : AnnotationUpdatedEvent(org.xwiki.annotation.event.AnnotationUpdatedEvent) XObjectAddedEvent(com.xpn.xwiki.internal.event.XObjectAddedEvent) XWikiContext(com.xpn.xwiki.XWikiContext) BaseObject(com.xpn.xwiki.objects.BaseObject) XObjectUpdatedEvent(com.xpn.xwiki.internal.event.XObjectUpdatedEvent) XWikiDocument(com.xpn.xwiki.doc.XWikiDocument) BaseObjectReference(com.xpn.xwiki.objects.BaseObjectReference) AnnotationAddedEvent(org.xwiki.annotation.event.AnnotationAddedEvent) AnnotationAddedEvent(org.xwiki.annotation.event.AnnotationAddedEvent) XObjectEvent(com.xpn.xwiki.internal.event.XObjectEvent) AnnotationUpdatedEvent(org.xwiki.annotation.event.AnnotationUpdatedEvent) XObjectUpdatedEvent(com.xpn.xwiki.internal.event.XObjectUpdatedEvent) XObjectAddedEvent(com.xpn.xwiki.internal.event.XObjectAddedEvent) XObjectDeletedEvent(com.xpn.xwiki.internal.event.XObjectDeletedEvent) AnnotationDeletedEvent(org.xwiki.annotation.event.AnnotationDeletedEvent) Event(org.xwiki.observation.event.Event) AnnotationDeletedEvent(org.xwiki.annotation.event.AnnotationDeletedEvent) XObjectDeletedEvent(com.xpn.xwiki.internal.event.XObjectDeletedEvent) DocumentReference(org.xwiki.model.reference.DocumentReference)

Aggregations

XWikiContext (com.xpn.xwiki.XWikiContext)1 XWikiDocument (com.xpn.xwiki.doc.XWikiDocument)1 XObjectAddedEvent (com.xpn.xwiki.internal.event.XObjectAddedEvent)1 XObjectDeletedEvent (com.xpn.xwiki.internal.event.XObjectDeletedEvent)1 XObjectEvent (com.xpn.xwiki.internal.event.XObjectEvent)1 XObjectUpdatedEvent (com.xpn.xwiki.internal.event.XObjectUpdatedEvent)1 BaseObject (com.xpn.xwiki.objects.BaseObject)1 BaseObjectReference (com.xpn.xwiki.objects.BaseObjectReference)1 AnnotationAddedEvent (org.xwiki.annotation.event.AnnotationAddedEvent)1 AnnotationDeletedEvent (org.xwiki.annotation.event.AnnotationDeletedEvent)1 AnnotationUpdatedEvent (org.xwiki.annotation.event.AnnotationUpdatedEvent)1 DocumentReference (org.xwiki.model.reference.DocumentReference)1 Event (org.xwiki.observation.event.Event)1