Examples with RecurPeriods org.bedework.icalendar.RecurUtil.RecurPeriods used on opensource projects

Example 1 with RecurPeriods

use of org.bedework.icalendar.RecurUtil.RecurPeriods in project bw-calendar-engine by Bedework.

the class BwIndexEsImpl method reindexEvent.

private boolean reindexEvent(final ReindexResponse.Failure resp, final String indexName, final SearchHit sh, final EventInfo ei, final BulkProcessor bulkProcessor) {
    try {
        /* If it's not recurring or a stand-alone instance index it */
        final BwEvent ev = ei.getEvent();
        if ((uidsMap != null) && (ev.getLocationUid() == null)) {
            final String locuid = uidsMap.get(ev.getUid());
            if (locuid != null) {
                uidsSet++;
                ev.setLocationUid(locuid);
            }
        }
        if (!restoreEvProps(resp, ei)) {
            return false;
        }
        if (!ev.testRecurring() && (ev.getRecurrenceId() == null)) {
            final EsDocInfo doc = makeDoc(resp, ei, ItemKind.master, ev.getDtstart(), ev.getDtend(), // ev.getRecurrenceId(),
            null, null);
            if (doc == null) {
                return false;
            }
            final IndexRequest request = new IndexRequest(indexName, sh.type(), doc.getId());
            request.source(doc.getSource());
            bulkProcessor.add(request);
            return true;
        }
        if (ev.getRecurrenceId() != null) {
            errorReturn(resp, "Not implemented - index of single override");
            return false;
        }
        if (!addOverrides(resp, idxpars.getUserIndexName(), ei)) {
            return false;
        }
        final int maxYears;
        final int maxInstances;
        final DateLimits dl = new DateLimits();
        if (ev.getPublick()) {
            maxYears = unauthpars.getMaxYears();
            maxInstances = unauthpars.getMaxInstances();
        } else {
            maxYears = authpars.getMaxYears();
            maxInstances = authpars.getMaxInstances();
        }
        final RecurPeriods rp = RecurUtil.getPeriods(ev, maxYears, maxInstances);
        if (rp.instances.isEmpty()) {
            errorReturn(resp, "No instances for an alleged recurring event.");
            return false;
        }
        final String stzid = ev.getDtstart().getTzid();
        int instanceCt = maxInstances;
        final boolean dateOnly = ev.getDtstart().getDateType();
        /* First build a table of overrides so we can skip these later
       */
        final Map<String, String> overrides = new HashMap<>();
        if (!Util.isEmpty(ei.getOverrides())) {
            for (final EventInfo oei : ei.getOverrides()) {
                final BwEvent ov = oei.getEvent();
                overrides.put(ov.getRecurrenceId(), ov.getRecurrenceId());
                final String dtstart;
                if (ov.getDtstart().getDateType()) {
                    dtstart = ov.getRecurrenceId().substring(0, 8);
                } else {
                    dtstart = ov.getRecurrenceId();
                }
                final BwDateTime rstart = BwDateTime.makeBwDateTime(ov.getDtstart().getDateType(), dtstart, stzid);
                final BwDateTime rend = rstart.addDuration(BwDuration.makeDuration(ov.getDuration()));
                final EsDocInfo doc = makeDoc(resp, oei, ItemKind.override, rstart, rend, ov.getRecurrenceId(), dl);
                if (doc == null) {
                    return false;
                }
                final IndexRequest request = new IndexRequest(indexName, sh.type(), doc.getId());
                request.source(doc.getSource());
                bulkProcessor.add(request);
                instanceCt--;
            }
        }
        for (final Period p : rp.instances) {
            String dtval = p.getStart().toString();
            if (dateOnly) {
                dtval = dtval.substring(0, 8);
            }
            final BwDateTime rstart = BwDateTime.makeBwDateTime(dateOnly, dtval, stzid);
            if (overrides.get(rstart.getDate()) != null) {
                // Overrides indexed separately - skip this instance.
                continue;
            }
            final String recurrenceId = rstart.getDate();
            dtval = p.getEnd().toString();
            if (dateOnly) {
                dtval = dtval.substring(0, 8);
            }
            final BwDateTime rend = BwDateTime.makeBwDateTime(dateOnly, dtval, stzid);
            final EsDocInfo doc = makeDoc(resp, ei, entity, rstart, rend, recurrenceId, dl);
            if (doc == null) {
                return false;
            }
            final IndexRequest request = new IndexRequest(indexName, sh.type(), doc.getId());
            request.source(doc.getSource());
            bulkProcessor.add(request);
            instanceCt--;
            if (instanceCt == 0) {
                // That's all you're getting from me
                break;
            }
        }
        // </editor-fold>
        // <editor-fold desc="Emit the master event with a date range covering the entire period.">
        final BwDateTime dtstart = BwDateTime.makeBwDateTime(dateOnly, dl.minStart, stzid);
        final BwDateTime dtend = BwDateTime.makeBwDateTime(dateOnly, dl.maxEnd, stzid);
        final EsDocInfo doc = makeDoc(resp, ei, ItemKind.master, dtstart, dtend, null, null);
        if (doc == null) {
            return false;
        }
        final IndexRequest request = new IndexRequest(indexName, sh.type(), doc.getId());
        request.source(doc.getSource());
        bulkProcessor.add(request);
        // </editor-fold>
        return true;
    } catch (final Throwable t) {
        errorReturn(resp, t);
        return false;
    }
}

Example 2 with RecurPeriods

use of org.bedework.icalendar.RecurUtil.RecurPeriods in project bw-calendar-engine by Bedework.

the class CoreEvents method updateRecurrences.

/* XXX This is a bit brute force but it will do for the moment. We have to
   * turn a set of rules into a set of changes. If we'd preserved the rules
   * prior to this I guess we could figure out the differences without querying
   * the db.
   *
   * For the moment create a whole set of instances and then query the db to see if
   * they match.
   */
@SuppressWarnings("unchecked")
private void updateRecurrences(final EventInfo ei, final UpdateEventResult uc, final Collection<BwEventProxy> overrides, final boolean shared) throws CalFacadeException {
    final BwEvent val = ei.getEvent();
    final ChangeTable changes = val.getChangeset(currentPrincipal());
    if (!changes.isEmpty()) {
        if (!changes.recurrenceChanged()) {
            return;
        }
        if (!changes.recurrenceRulesChanged()) {
            // We can handle exdate and rdate changes.
            ChangeTableEntry ent = changes.getEntry(PropertyInfoIndex.EXDATE);
            if (ent.getAddedValues() != null) {
                // exdates added - remove the instances.
                removeInstances(val, uc, overrides, ent.getAddedValues(), shared);
            }
            if (ent.getRemovedValues() != null) {
                // exdates removed - add the instances.
                addInstances(val, uc, overrides, ent.getRemovedValues(), shared);
            }
            ent = changes.getEntry(PropertyInfoIndex.RDATE);
            if (ent.getAddedValues() != null) {
                // rdates added - add the instances.
                addInstances(val, uc, overrides, ent.getAddedValues(), shared);
            }
            if (ent.getRemovedValues() != null) {
                // rdates removed - remove the instances.
                removeInstances(val, uc, overrides, ent.getRemovedValues(), shared);
            }
            return;
        }
    }
    final Map<String, BwRecurrenceInstance> updated = new HashMap<>();
    /* Get all the times for this event. - this could be a problem. Need to
       limit the number. Should we do this in chunks, stepping through the
       whole period?
     */
    final RecurPeriods rp = RecurUtil.getPeriods(val, getAuthprops().getMaxYears(), getAuthprops().getMaxInstances());
    if (rp.instances.isEmpty()) {
        // No instances for an alleged recurring event.
        // XXX Mark the master as non-recurring to stop it disappearing
        val.setRecurring(false);
    // throwException(CalFacadeException.noRecurrenceInstances);
    }
    final String stzid = val.getDtstart().getTzid();
    /*    try {
      val.setLatestDate(Timezones.getUtc(rp.rangeEnd.toString(), stzid));
    } catch (Throwable t) {
      throwException(new CalFacadeException(t));
    } */
    int maxInstances = getAuthprops().getMaxInstances();
    final boolean dateOnly = val.getDtstart().getDateType();
    for (final Period p : rp.instances) {
        String dtval = p.getStart().toString();
        if (dateOnly) {
            dtval = dtval.substring(0, 8);
        }
        final BwDateTime rstart = BwDateTime.makeBwDateTime(dateOnly, dtval, stzid);
        dtval = p.getEnd().toString();
        if (dateOnly) {
            dtval = dtval.substring(0, 8);
        }
        final BwDateTime rend = BwDateTime.makeBwDateTime(dateOnly, dtval, stzid);
        final BwRecurrenceInstance ri = new BwRecurrenceInstance();
        ri.setDtstart(rstart);
        ri.setDtend(rend);
        ri.setRecurrenceId(ri.getDtstart().getDate());
        ri.setMaster(val);
        updated.put(ri.getRecurrenceId(), ri);
        maxInstances--;
        if (maxInstances == 0) {
            // That's all you're getting from me
            break;
        }
    }
    final List<BwRecurrenceInstance> current = dao.getInstances(val);
    for (final BwRecurrenceInstance ri : current) {
        final BwRecurrenceInstance updri = updated.get(ri.getRecurrenceId());
        if (updri == null) {
            // Not in the new instance set - delete from db
            ei.removeOverride(ri.getRecurrenceId());
            dao.delete(ri);
            uc.addDeleted(ri);
            notifyInstanceChange(SysEvent.SysCode.ENTITY_DELETED, val, shared, ri.getRecurrenceId());
            continue;
        }
        /* Found instance with same recurrence id. Is the start and end the same
         */
        if (!ri.getDtstart().equals(updri.getDtstart()) || !ri.getDtend().equals(updri.getDtend())) {
            ri.setDtstart(updri.getDtstart());
            ri.setDtend(updri.getDtend());
            dao.update(ri);
            uc.addUpdated(ri);
            notifyInstanceChange(SysEvent.SysCode.ENTITY_UPDATED, val, shared, ri.getRecurrenceId());
        }
        // Remove the entry - we've processed it.
        updated.remove(ri.getRecurrenceId());
    }
    for (final BwRecurrenceInstance ri : updated.values()) {
        dao.save(ri);
        uc.addAdded(ri);
        notifyInstanceChange(SysEvent.SysCode.ENTITY_ADDED, val, shared, ri.getRecurrenceId());
    }
}

Example 3 with RecurPeriods

use of org.bedework.icalendar.RecurUtil.RecurPeriods in project bw-calendar-engine by Bedework.

the class BwIndexEsImpl method indexEvent.

private IndexResponse indexEvent(final EventInfo ei) throws CalFacadeException {
    try {
        /* If it's not recurring or a stand-alone instance index it */
        final BwEvent ev = ei.getEvent();
        if (!ev.testRecurring() && (ev.getRecurrenceId() == null)) {
            return indexEvent(ei, ItemKind.master, ev.getDtstart(), ev.getDtend(), // ev.getRecurrenceId(),
            null, null);
        }
        if (ev.getRecurrenceId() != null) {
            error("Not implemented - index of single override");
            return null;
        }
        /* Delete all instances of this event: we'll do a delete by query
       * We need to find all with the same path and uid.
       */
        /* TODO - do a query for all recurrence ids and delete the ones
          we don't want.
       */
        deleteEvent(ei);
        /* Create a list of all instance date/times before overrides. */
        final int maxYears;
        final int maxInstances;
        final DateLimits dl = new DateLimits();
        if (ev.getPublick()) {
            maxYears = unauthpars.getMaxYears();
            maxInstances = unauthpars.getMaxInstances();
        } else {
            maxYears = authpars.getMaxYears();
            maxInstances = authpars.getMaxInstances();
        }
        final RecurPeriods rp = RecurUtil.getPeriods(ev, maxYears, maxInstances);
        if (rp.instances.isEmpty()) {
            // No instances for an alleged recurring event.
            return null;
        // throw new CalFacadeException(CalFacadeException.noRecurrenceInstances);
        }
        final String stzid = ev.getDtstart().getTzid();
        int instanceCt = maxInstances;
        final boolean dateOnly = ev.getDtstart().getDateType();
        /* First build a table of overrides so we can skip these later
       */
        final Map<String, String> overrides = new HashMap<>();
        /*
      if (!Util.isEmpty(ei.getOverrideProxies())) {
        for (BwEvent ov: ei.getOverrideProxies()) {
          overrides.put(ov.getRecurrenceId(), ov.getRecurrenceId());
        }
      }
      */
        final IndexResponse iresp;
        if (!Util.isEmpty(ei.getOverrides())) {
            for (final EventInfo oei : ei.getOverrides()) {
                final BwEvent ov = oei.getEvent();
                overrides.put(ov.getRecurrenceId(), ov.getRecurrenceId());
                final String start;
                if (ov.getDtstart().getDateType()) {
                    start = ov.getRecurrenceId().substring(0, 8);
                } else {
                    start = ov.getRecurrenceId();
                }
                final BwDateTime rstart = BwDateTime.makeBwDateTime(ov.getDtstart().getDateType(), start, stzid);
                final BwDateTime rend = rstart.addDuration(BwDuration.makeDuration(ov.getDuration()));
                /*iresp = */
                indexEvent(oei, ItemKind.override, rstart, rend, ov.getRecurrenceId(), dl);
                instanceCt--;
            }
        }
        for (final Period p : rp.instances) {
            String dtval = p.getStart().toString();
            if (dateOnly) {
                dtval = dtval.substring(0, 8);
            }
            final BwDateTime rstart = BwDateTime.makeBwDateTime(dateOnly, dtval, stzid);
            if (overrides.get(rstart.getDate()) != null) {
                // Overrides indexed separately - skip this instance.
                continue;
            }
            final String recurrenceId = rstart.getDate();
            dtval = p.getEnd().toString();
            if (dateOnly) {
                dtval = dtval.substring(0, 8);
            }
            final BwDateTime rend = BwDateTime.makeBwDateTime(dateOnly, dtval, stzid);
            /*iresp = */
            indexEvent(ei, entity, rstart, rend, recurrenceId, dl);
            instanceCt--;
            if (instanceCt == 0) {
                // That's all you're getting from me
                break;
            }
        }
        // </editor-fold>
        // <editor-fold desc="Emit the master event with a date range covering the entire period.">
        final BwDateTime start = BwDateTime.makeBwDateTime(dateOnly, dl.minStart, stzid);
        final BwDateTime end = BwDateTime.makeBwDateTime(dateOnly, dl.maxEnd, stzid);
        iresp = indexEvent(ei, ItemKind.master, start, end, null, null);
        return iresp;
    } catch (final CalFacadeException cfe) {
        throw cfe;
    } catch (final Throwable t) {
        throw new CalFacadeException(t);
    }
}

Example 4 with RecurPeriods

use of org.bedework.icalendar.RecurUtil.RecurPeriods in project bw-calendar-engine by Bedework.

the class CoreEvents method doRecurrence.

/* Retrieves the overides for a recurring event and if required,
   * retrieves the instances.
   *
   * The overrides we retrieve are optionally limited by date.
   *
   * The CalDAV spec requires that we retrieve all overrides which fall within
   * the given date range AND all instances in that date range including
   * overriden instances that WOULD have fallen in that range had they not been
   * overriden.
   *
   * Thus we need to search both overrides and instances - unless no date range
   * is given in which case all overrides will appear along with the instances.
   *
   * If the calendars parameter is non-null, as it usually will be for a call
   * from getEvents, we limit the result to instances that appear within that
   * set of calendars. This handles the case of an overriden instance moved to a
   * different calendar, for example the trash.
   */
@SuppressWarnings("unchecked")
private void doRecurrence(final CoreEventInfo cei, final RecurringRetrievalMode recurRetrieval) throws CalFacadeException {
    final BwEvent master = cei.getEvent();
    final Set<String> overrides = new HashSet<>();
    final CurrentAccess ca = cei.getCurrentAccess();
    // Always fetch all overrides
    final Collection<BwEventAnnotation> ovs = dao.eventQuery(BwEventAnnotation.class, null, null, null, master, // overrides
    true, // recurRetrieval);
    null);
    if (ovs != null) {
        for (final BwEventAnnotation override : ovs) {
            final CoreEventInfo ocei = makeOverrideProxy(override, ca);
            cei.addOverride(ocei);
            overrides.add(ocei.getEvent().getRecurrenceId());
        }
    }
    if ((recurRetrieval == null) || (recurRetrieval.mode != Rmode.expanded)) {
        return;
    }
    /* Create a list of all instance date/times before overrides. */
    final int maxYears;
    final int maxInstances;
    maxYears = getAuthprops().getMaxYears();
    maxInstances = getAuthprops().getMaxInstances();
    final RecurPeriods rp = RecurUtil.getPeriods(master, maxYears, maxInstances);
    if (rp.instances.isEmpty()) {
        // No instances for an alleged recurring event.
        return;
    // throw new CalFacadeException(CalFacadeException.noRecurrenceInstances);
    }
    final String stzid = master.getDtstart().getTzid();
    final boolean dateOnly = master.getDtstart().getDateType();
    /* Emit all instances that aren't overridden. */
    final TreeSet<CoreEventInfo> ceis = new TreeSet<>();
    for (final Period p : rp.instances) {
        String dtval = p.getStart().toString();
        if (dateOnly) {
            dtval = dtval.substring(0, 8);
        }
        final BwDateTime rstart = BwDateTime.makeBwDateTime(dateOnly, dtval, stzid);
        if (overrides.contains(rstart.getDate())) {
            // Overrides built separately - skip this instance.
            continue;
        }
        final String recurrenceId = rstart.getDate();
        dtval = p.getEnd().toString();
        if (dateOnly) {
            dtval = dtval.substring(0, 8);
        }
        final BwDateTime rend = BwDateTime.makeBwDateTime(dateOnly, dtval, stzid);
        final BwRecurrenceInstance inst = new BwRecurrenceInstance(rstart, rend, recurrenceId, master, null);
        final CoreEventInfo instcei = makeInstanceProxy(inst, ca);
        if (instcei != null) {
            // if (debug) {
            // debugMsg("Ev: " + proxy);
            // }
            ceis.add(instcei);
        }
    }
    cei.setInstances(ceis);
}

Example 5 with RecurPeriods

use of org.bedework.icalendar.RecurUtil.RecurPeriods in project bw-calendar-engine by Bedework.

the class CoreEvents method addEvent.

@Override
public UpdateEventResult addEvent(final EventInfo ei, final boolean scheduling, final boolean rollbackOnError) throws CalFacadeException {
    final BwEvent val = ei.getEvent();
    final Collection<BwEventProxy> overrides = ei.getOverrideProxies();
    final long startTime = System.currentTimeMillis();
    RecuridTable recurids = null;
    final UpdateEventResult uer = new UpdateEventResult();
    uer.addedUpdated = true;
    final BwCalendar cal = getEntityCollection(val.getColPath(), privBind, scheduling, false);
    /* Indicate if we want sharing notifications of changes */
    final boolean shared = cal.getPublick() || cal.getShared();
    final CollectionInfo collInf = cal.getCollectionInfo();
    if (!Util.isEmpty(overrides)) {
        if (!val.testRecurring()) {
            throwException(CalFacadeException.overridesForNonRecurring);
        }
        recurids = new RecuridTable(overrides);
    }
    if (val.getUid() == null) {
        throwException(CalFacadeException.noEventGuid);
    }
    if (val.getName() == null) {
        throwException(CalFacadeException.noEventName);
    }
    /* The guid must not exist in the same calendar. We assign a guid if
     * one wasn't assigned already. However, the event may have come with a guid
     * (caldav, import, etc) so we need to check here.
     *
     * It also ensures our guid allocation is working OK
     */
    if (collInf.uniqueKey) {
        String name = calendarGuidExists(val, false, true);
        if (name == null) {
            name = calendarGuidExists(val, true, true);
        }
        if (name != null) {
            throwException(CalFacadeException.duplicateGuid, name);
        }
    }
    /* Similarly for event names which must be unique within a collection.
     * Note that a duplicate name is essentially overwriting an event with a
     * new uid - also disallowed.
     */
    if ((val.getEntityType() != IcalDefs.entityTypeAvailable) && (calendarNameExists(val, false, true) || calendarNameExists(val, true, true))) {
        throwException(CalFacadeException.duplicateName, val.getName());
    }
    setupDependentEntities(val);
    /* Remove any tombstoned event in the collection with same uid */
    deleteTombstoned(val.getColPath(), val.getUid());
    /* If it's a recurring event see what we can do to optimize searching
     * and retrieval
     */
    if ((val instanceof BwEventAnnotation) || !val.getRecurring()) {
        dao.save(val);
        if (!getForRestore()) {
            notify(SysEvent.SysCode.ENTITY_ADDED, val, shared);
        }
        stat(StatsEvent.createTime, startTime);
        indexEntity(ei);
        return uer;
    }
    /* Get all the times for this event. - this could be a problem. Need to
       limit the number. Should we do this in chunks, stepping through the
       whole period?
     */
    final RecurPeriods rp = RecurUtil.getPeriods(val, getAuthprops().getMaxYears(), getAuthprops().getMaxInstances());
    if (rp.instances.isEmpty()) {
        // No instances for an alleged recurring event.
        if (rollbackOnError) {
            throwException(CalFacadeException.noRecurrenceInstances, val.getUid());
        }
        uer.addedUpdated = false;
        uer.errorCode = CalFacadeException.noRecurrenceInstances;
        stat(StatsEvent.createTime, startTime);
        indexEntity(ei);
        return uer;
    }
    /* We can save the master at this point */
    dao.save(val);
    final String stzid = val.getDtstart().getTzid();
    final TimeZone stz = null;
    /*    try {
      if (stzid != null) {
        stz = Timezones.getTz(stzid);
      }
      val.setLatestDate(Timezones.getUtc(rp.rangeEnd.toString(),
                                         stzid));
    } catch (Throwable t) {
      throwException(new CalFacadeException(t));
    } */
    int maxInstances = getAuthprops().getMaxInstances();
    final boolean dateOnly = val.getDtstart().getDateType();
    /* There appears to be a bug in ical4j in which the first instance gets
     * duplicated. Rather than change that code and run the risk of breaking
     * all recurrences I'll just look for that duplicate.
     */
    String firstRecurrenceId = null;
    for (final Period p : rp.instances) {
        String dtval = p.getStart().toString();
        if (dateOnly) {
            dtval = dtval.substring(0, 8);
        }
        final BwDateTime rstart = BwDateTime.makeBwDateTime(dateOnly, dtval, stzid);
        final DateTime edt = p.getEnd();
        if (!dateOnly && (stz != null)) {
            edt.setTimeZone(stz);
        }
        dtval = edt.toString();
        if (dateOnly) {
            dtval = dtval.substring(0, 8);
        }
        final BwDateTime rend = BwDateTime.makeBwDateTime(dateOnly, dtval, stzid);
        final BwRecurrenceInstance ri = new BwRecurrenceInstance();
        ri.setDtstart(rstart);
        ri.setDtend(rend);
        ri.setRecurrenceId(ri.getDtstart().getDate());
        ri.setMaster(val);
        if (firstRecurrenceId == null) {
            firstRecurrenceId = ri.getRecurrenceId();
        } else if (firstRecurrenceId.equals(ri.getRecurrenceId())) {
            // Skip it
            if (debug) {
                debugMsg("Skipping duplicate recurid " + firstRecurrenceId);
            }
            continue;
        }
        if (recurids != null) {
            /* See if we have a recurrence */
            final String rid = ri.getRecurrenceId();
            final BwEventProxy ov = recurids.get(rid);
            if (ov != null) {
                if (debug) {
                    debugMsg("Add override with recurid " + rid);
                }
                setupDependentEntities(ov);
                addOverride(ov, ri);
                recurids.remove(rid);
            }
        }
        dao.save(ri);
        maxInstances--;
        if (maxInstances == 0) {
            // That's all you're getting from me
            break;
        }
    }
    if ((recurids != null) && (recurids.size() != 0)) {
        /* We removed all the valid overrides - we are left with those
       * with recurrence ids that don't match.
       */
        if (rollbackOnError) {
            throwException(CalFacadeException.invalidOverride);
        }
        uer.failedOverrides = recurids.values();
    }
    if (!getForRestore()) {
        notify(SysEvent.SysCode.ENTITY_ADDED, val, shared);
    }
    indexEntity(ei);
    stat(StatsEvent.createTime, startTime);
    return uer;
}