Examples with CancelableEvent org.xwiki.observation.event.CancelableEvent used on opensource projects

Example 6 with CancelableEvent

use of org.xwiki.observation.event.CancelableEvent in project xwiki-platform by xwiki.

the class XWiki method saveDocument.

/**
 * @param document the document to save
 * @param comment the comment to associated to the new version of the saved document
 * @param isMinorEdit true if the new version is a minor version
 * @param context see {@link XWikiContext}
 */
public void saveDocument(XWikiDocument document, String comment, boolean isMinorEdit, XWikiContext context) throws XWikiException {
    String currentWiki = context.getWikiId();
    try {
        // Switch to document wiki
        context.setWikiId(document.getDocumentReference().getWikiReference().getName());
        // Setting comment & minor edit before saving
        document.setComment(StringUtils.defaultString(comment));
        document.setMinorEdit(isMinorEdit);
        // We need to save the original document since saveXWikiDoc() will reset it and we
        // need that original document for the notification below.
        XWikiDocument originalDocument = document.getOriginalDocument();
        // (which is not a good practice)
        if (originalDocument == null) {
            originalDocument = getDocument(new DocumentReference(document.getDocumentReference(), document.getLocale()), context);
            document.setOriginalDocument(originalDocument);
        }
        ObservationManager om = getObservationManager();
        if (om != null) {
            CancelableEvent documentEvent;
            if (originalDocument.isNew()) {
                documentEvent = new DocumentCreatingEvent(document.getDocumentReference());
            } else {
                documentEvent = new DocumentUpdatingEvent(document.getDocumentReference());
            }
            om.notify(documentEvent, document, context);
            // If the action has been canceled by the user then don't perform any save and throw an exception
            if (documentEvent.isCanceled()) {
                throw new XWikiException(XWikiException.MODULE_XWIKI_STORE, XWikiException.ERROR_XWIKI_STORE_HIBERNATE_SAVING_DOC, String.format("An Event Listener has cancelled the document save for [%s]. Reason: [%s]", document.getDocumentReference(), documentEvent.getReason()));
            }
        }
        // Put attachments to remove in recycle bin
        if (hasAttachmentRecycleBin(context)) {
            for (XWikiAttachmentToRemove attachment : document.getAttachmentsToRemove()) {
                if (attachment.isToRecycleBin()) {
                    getAttachmentRecycleBinStore().saveToRecycleBin(attachment.getAttachment(), context.getUser(), new Date(), context, true);
                }
            }
        }
        // Actually save the document.
        getStore().saveXWikiDoc(document, context);
        // Since the store#saveXWikiDoc resets originalDocument, we need to temporarily put it
        // back to send notifications.
        XWikiDocument newOriginal = document.getOriginalDocument();
        try {
            document.setOriginalDocument(originalDocument);
            if (om != null) {
                if (originalDocument.isNew()) {
                    om.notify(new DocumentCreatedEvent(document.getDocumentReference()), document, context);
                } else {
                    om.notify(new DocumentUpdatedEvent(document.getDocumentReference()), document, context);
                }
            }
        } catch (Exception ex) {
            LOGGER.error("Failed to send document save notification for document [" + getDefaultEntityReferenceSerializer().serialize(document.getDocumentReference()) + "]", ex);
        } finally {
            document.setOriginalDocument(newOriginal);
        }
    } finally {
        context.setWikiId(currentWiki);
    }
}