Examples with BaseNotificationType org.bedework.caldav.util.notifications.BaseNotificationType used on opensource projects

Example 1 with BaseNotificationType

use of org.bedework.caldav.util.notifications.BaseNotificationType in project bw-calendar-engine by Bedework.

the class Notifier method processAliasInfo.

private boolean processAliasInfo(final AliasesInfo ai, final String authHref, final ResourceChangeType rc) throws CalFacadeException {
    /* We have to notify the sharee of the change. We do not notify the
       * sharee that made the change.
       */
    final String shareeHref = ai.getPrincipalHref();
    if (shareeHref.equals(authHref) || !ai.getVisible()) {
        // This sharee made the change or the event is not visible to this alias. Do not notify, but process other aliases.
        return checkAliases(ai, authHref, rc);
    }
    boolean processed = false;
    // We need this a lot
    final String colHref = ai.getCollection().getPath();
    // We need to push if this is not the current user
    final boolean doPushPrincipal = !shareeHref.equals(getPrincipalHref());
    try {
        if (doPushPrincipal) {
            pushPrincipal(shareeHref);
        }
        if (debug) {
            trace("Change notification for principal " + shareeHref + " and href " + colHref);
        }
        final BwPreferences p = getSvc().getPrefsHandler().get();
        if ((p != null) && (p.getNoNotifications())) {
            if (debug) {
                trace("Notification for principal " + shareeHref + " is suppressed");
            }
            return checkAliases(ai, authHref, rc);
        }
        /* See if we have any notifications for this entity referenced
       * by the href for the current alias
       *
       */
        NotificationType storedNote = null;
        final String resourceHref = Util.buildPath(false, colHref, "/", ai.getEntityName());
        for (final NotificationType n : getNotes().getMatching(AppleServerTags.resourceChange)) {
            final BaseNotificationType bnt = n.getNotification();
            if (!(bnt instanceof ResourceChangeType)) {
                // Don't know what to do with that
                continue;
            }
            // SCHEMA: encoding is the base 64 encoded href
            if (((ResourceChangeType) bnt).sameHref(resourceHref)) {
                storedNote = n;
                break;
            }
        }
        process: {
            if (storedNote == null) {
                // Choice 1 - Just save a copy of this one with our href
                final ResourceChangeType rcCopy = rc.copyForAlias(colHref);
                rcCopy.setHref(resourceHref);
                final NotificationType note = new NotificationType();
                note.setNotification(rcCopy);
                note.setName(getEncodedUuid());
                getNotes().add(note);
                processed = true;
                break process;
            }
            final ResourceChangeType storedRc = (ResourceChangeType) storedNote.getNotification();
            if (rc.getCreated() != null) {
                // Choice 2 above - update the old one
                storedRc.setCollectionChanges(null);
                storedRc.setDeleted(null);
                storedRc.setCreated(rc.getCreated().copyForAlias(colHref));
                getNotes().update(storedNote);
                processed = true;
                break process;
            }
            if (rc.getDeleted() != null) {
                if (storedRc.getCreated() != null) {
                    // Choice 3 above - discard both
                    getNotes().remove(storedNote);
                    processed = true;
                    break process;
                }
                // Choice 4 above - discard updates
                storedRc.setCollectionChanges(null);
                storedRc.setDeleted(rc.getDeleted().copyForAlias(colHref));
                storedRc.clearUpdated();
                getNotes().update(storedNote);
                processed = true;
                break process;
            }
            if (storedRc.getCreated() != null) {
                // Choice 5 above - discard new updates
                break process;
            }
            if (!Util.isEmpty(rc.getUpdated())) {
                // Choices 6 and 7 above
                storedRc.setDeleted(null);
                storedRc.setCreated(null);
                storedRc.setCollectionChanges(null);
                for (final UpdatedType u : rc.getUpdated()) {
                    storedRc.addUpdate(u.copyForAlias(colHref));
                }
                getNotes().update(storedNote);
                processed = true;
            }
        }
    // process:
    } finally {
        if (doPushPrincipal) {
            popPrincipal();
        }
    }
    if (checkAliases(ai, authHref, rc)) {
        processed = true;
    }
    return processed;
}