org.bedework.caldav.server.CaldavComponentNode Maven / Gradle / Ivy
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Version 2.0 (the "License"); you may not use this file
except in compliance with the License. You may obtain a
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*/
package org.bedework.caldav.server;
import org.bedework.access.AccessPrincipal;
import org.bedework.access.CurrentAccess;
import org.bedework.access.PrivilegeDefs;
import org.bedework.caldav.server.sysinterface.SysIntf;
import org.bedework.caldav.server.sysinterface.SysIntf.MethodEmitted;
import org.bedework.util.misc.ToString;
import org.bedework.util.timezones.DateTimeUtil;
import org.bedework.util.xml.XmlEmit;
import org.bedework.util.xml.tagdefs.AppleServerTags;
import org.bedework.util.xml.tagdefs.CaldavTags;
import org.bedework.util.xml.tagdefs.ICalTags;
import org.bedework.webdav.servlet.shared.WebdavException;
import org.bedework.webdav.servlet.shared.WebdavNsIntf;
import net.fortuna.ical4j.model.Calendar;
import net.fortuna.ical4j.model.Component;
import org.w3c.dom.Element;
import java.io.Writer;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import javax.xml.namespace.QName;
/** Class to represent an entity such as events in caldav.
*
* @author Mike Douglass douglm rpi.edu
*/
public class CaldavComponentNode extends CaldavBwNode {
/* The event if this component is an event */
private CalDAVEvent event;
private AccessPrincipal owner;
private CurrentAccess currentAccess;
private String entityName;
// We also need a task object and maybe a journal, freebusy and a timezone
private boolean isTimezone;
private Calendar ical;
/** The event Component object
*/
private Component comp;
private String compContentType;
private String compString;
private final static HashMap propertyNames =
new HashMap<>();
static {
addPropEntry(propertyNames, CaldavTags.calendarData);
addPropEntry(propertyNames, CaldavTags.originator);
addPropEntry(propertyNames, CaldavTags.recipient);
addPropEntry(propertyNames, CaldavTags.scheduleTag, true);
addPropEntry(propertyNames, AppleServerTags.scheduleChanges);
//addPropEntry(propertyNames, ICalTags.action); /* * * * * * VALARM */
addPropEntry(propertyNames, ICalTags.attach); /* VEVENT VTODO VJOURNAL * * VALARM */
addPropEntry(propertyNames, ICalTags.attendee); /* VEVENT VTODO VJOURNAL VFREEBUSY * VALARM */
//addPropEntry(propertyNames, ICalTags.calscale); /* * * * * * * CALENDAR*/
addPropEntry(propertyNames, ICalTags.categories); /* VEVENT VTODO VJOURNAL */
addPropEntry(propertyNames, ICalTags._class); /* VEVENT VTODO VJOURNAL */
addPropEntry(propertyNames, ICalTags.comment); /* VEVENT VTODO VJOURNAL VFREEBUSY VTIMEZONE */
//addPropEntry(propertyNames, ICalTags.completed); /* * VTODO */
addPropEntry(propertyNames, ICalTags.contact); /* VEVENT VTODO VJOURNAL VFREEBUSY */
addPropEntry(propertyNames, ICalTags.created); /* VEVENT VTODO VJOURNAL */
addPropEntry(propertyNames, ICalTags.description); /* VEVENT VTODO VJOURNAL * * VALARM */
addPropEntry(propertyNames, ICalTags.dtend); /* VEVENT * * VFREEBUSY */
addPropEntry(propertyNames, ICalTags.dtstamp); /* VEVENT VTODO VJOURNAL VFREEBUSY */
addPropEntry(propertyNames, ICalTags.dtstart); /* VEVENT VTODO VJOURNAL VFREEBUSY VTIMEZONE */
//addPropEntry(propertyNames, ICalTags.due); /* * VTODO */
addPropEntry(propertyNames, ICalTags.duration); /* VEVENT VTODO * VFREEBUSY * VALARM */
addPropEntry(propertyNames, ICalTags.exdate); /* VEVENT VTODO VJOURNAL * VTIMEZONE */
addPropEntry(propertyNames, ICalTags.exrule); /* VEVENT VTODO VJOURNAL */
//addPropEntry(propertyNames, ICalTags.freebusy); /* * * * VFREEBUSY */
addPropEntry(propertyNames, ICalTags.geo); /* VEVENT VTODO */
//addPropEntry(propertyNames, ICalTags.hasAlarm);
//addPropEntry(propertyNames, ICalTags.hasAttachment);
//addPropEntry(propertyNames, ICalTags.hasRecurrence);
addPropEntry(propertyNames, ICalTags.lastModified); /* VEVENT VTODO VJOURNAL * VTIMEZONE */
addPropEntry(propertyNames, ICalTags.location); /* VEVENT VTODO */
addPropEntry(propertyNames, ICalTags.organizer); /* VEVENT VTODO VJOURNAL VFREEBUSY */
//addPropEntry(propertyNames, ICalTags.percentComplete); /* * VTODO */
addPropEntry(propertyNames, ICalTags.priority); /* VEVENT VTODO */
addPropEntry(propertyNames, ICalTags.rdate); /* VEVENT VTODO VJOURNAL * VTIMEZONE */
addPropEntry(propertyNames, ICalTags.recurrenceId); /* VEVENT VTODO VJOURNAL * VTIMEZONE */
addPropEntry(propertyNames, ICalTags.relatedTo); /* VEVENT VTODO VJOURNAL */
//addPropEntry(propertyNames, ICalTags.repeat); /* * * * * * VALARM */
addPropEntry(propertyNames, ICalTags.resources); /* VEVENT VTODO */
addPropEntry(propertyNames, ICalTags.requestStatus); /* VEVENT VTODO VJOURNAL VFREEBUSY */
addPropEntry(propertyNames, ICalTags.rrule); /* VEVENT VTODO VJOURNAL * VTIMEZONE */
addPropEntry(propertyNames, ICalTags.sequence); /* VEVENT VTODO VJOURNAL */
addPropEntry(propertyNames, ICalTags.status); /* VEVENT VTODO VJOURNAL */
addPropEntry(propertyNames, ICalTags.summary); /* VEVENT VTODO VJOURNAL * * VALARM */
addPropEntry(propertyNames, ICalTags.transp); /* VEVENT */
addPropEntry(propertyNames, ICalTags.trigger); /* VEVENT VTODO * * * VALARM */
//addPropEntry(propertyNames, ICalTags.tzid); /* * * * * VTIMEZONE */
//addPropEntry(propertyNames, ICalTags.tzname); /* * * * VTIMEZONE */
//addPropEntry(propertyNames, ICalTags.tzoffsetfrom); /* * * * * VTIMEZONE */
//addPropEntry(propertyNames, ICalTags.tzoffsetto); /* * * * * VTIMEZONE */
//addPropEntry(propertyNames, ICalTags.tzurl); /* * * * * VTIMEZONE */
addPropEntry(propertyNames, ICalTags.uid); /* VEVENT VTODO VJOURNAL VFREEBUSY */
addPropEntry(propertyNames, ICalTags.url); /* VEVENT VTODO VJOURNAL VFREEBUSY */
//addPropEntry(propertyNames, ICalTags.version); /* * * * * * CALENDAR*/
}
/** Place holder for status
*
* @param sysi system interface
* @param status from exception
* @param uri of resource
*/
public CaldavComponentNode(final SysIntf sysi,
final int status,
final String uri) {
super(true, sysi, uri);
setStatus(status);
}
/** Constructor
*
* @param cdURI referencing rsource
* @param sysi system interface
*/
public CaldavComponentNode(final CaldavURI cdURI,
final SysIntf sysi) {
super(cdURI, sysi);
col = cdURI.getCol();
collection = false;
allowsGet = true;
entityName = cdURI.getEntityName();
event = cdURI.getEntity();
}
@Override
public void init(final boolean content) {
if (!content) {
return;
}
if ((event == null) && exists) {
if (entityName == null) {
exists = false;
}
}
}
@Override
public AccessPrincipal getOwner() {
if (owner == null) {
if (event == null) {
return null;
}
owner = event.getOwner();
}
return owner;
}
@Override
public boolean removeProperty(final Element val,
final SetPropertyResult spr) {
warn("Unimplemented - removeProperty");
return false;
}
@Override
public boolean setProperty(final Element val,
final SetPropertyResult spr) {
if (super.setProperty(val, spr)) {
return true;
}
return false;
}
/** Get a Component form of the only or master event. Mainly for property
* filters.
*
* @return Component
*/
public Component getComponent() {
init(true);
try {
if ((event != null) && (comp == null)) {
if (ical == null) {
ical = getSysi().toCalendar(event,
(col.getCalType() == CalDAVCollection.calTypeInbox) ||
(col.getCalType() == CalDAVCollection.calTypeOutbox));
}
final var cl = ical.getComponents();
if ((cl == null) || (cl.isEmpty())) {
return null;
}
// XXX Wrong - should just use the BwEvent + overrides?
comp = cl.get(0);
}
} catch (final Throwable t) {
throw new WebdavException(t);
}
return comp;
}
@Override
public void update() {
if (event != null) {
getSysi().updateEvent(event);
}
}
/**
* @param val String name
*/
public void setEntityName(final String val) {
if (entityName != null) {
throw new WebdavException("Cannot change entity name");
}
entityName = val;
uri = uri + "/" + val;
}
/**
* @return String
*/
public String getEntityName() {
return entityName;
}
@Override
public boolean trailSlash() {
return false;
}
/* ==============================================================
* Property methods
* ============================================================== */
@Override
public boolean knownProperty(final QName tag) {
if (propertyNames.get(tag) != null) {
return true;
}
// Not ours
return super.knownProperty(tag);
}
@Override
public boolean generatePropertyValue(final QName tag,
final WebdavNsIntf intf,
final boolean allProp) {
final PropVal pv = new PropVal();
final XmlEmit xml = intf.getXmlEmit();
if (propertyNames.get(tag) == null) {
// Not ours
return super.generatePropertyValue(tag, intf, allProp);
}
if (isTimezone) {
return generateTZPropertyValue(tag, intf, allProp);
}
final CalDAVEvent ev = checkEv(pv);
if (ev == null) {
return true;
}
return ev.generatePropertyValue(tag, xml);
}
@Override
public Collection getPropertyNames() {
final Collection res = new ArrayList<>();
res.addAll(super.getPropertyNames());
res.addAll(propertyNames.values());
return res;
}
/**
* @param val event
*/
public void setEvent(final CalDAVEvent val) {
event = val;
}
/** Returns the only event or the master event for a recurrence
*
* @return CalDAVEvent
*/
public CalDAVEvent getEvent() {
init(true);
return event;
}
/**
* @return Calendar
*/
public Calendar getIcal() {
init(true);
try {
if (ical == null) {
ical = getSysi().toCalendar(event,
(col.getCalType() == CalDAVCollection.calTypeInbox) ||
(col.getCalType() == CalDAVCollection.calTypeOutbox));
}
} catch (final Throwable t) {
throw new WebdavException(t);
}
return ical;
}
/* UNUSED(non-Javadoc)
* @see edu.rpi.cct.webdav.servlet.shared.WebdavNsNode#getProperties(java.lang.String)
* /
public Collection getProperties(final String ns) {
init(true);
ArrayList al = new ArrayList();
getComponent(); // init comp
if (comp == null) {
throw new WebdavException("getProperties, comp == null");
}
addProp(al, ICalTags.summary, compw.getSummary());
addProp(al, ICalTags.dtstart, compw.getDtstart());
addProp(al, ICalTags.dtend, compw.getDtend());
addProp(al, ICalTags.duration, compw.getDuration());
addProp(al, ICalTags.transp, compw.getTransp());
addProp(al, ICalTags.due, compw.getDue());
// addProp(v, ICalTags.completed, | date-time from RFC2518
addProp(al, ICalTags.status, compw.getStatus());
// addProp(v, ICalTags.priority, | integer
// addProp(v, ICalTags.percentComplete, | integer
addProp(al, ICalTags.uid, compw.getUid());
addProp(al, ICalTags.sequence, compw.getSequence());
// addProp(v, ICalTags.recurrenceId, | date-time from RFC2518
// addProp(v, ICalTags.trigger, | see below TODO
// FIXME FIX FIX
addProp(al, ICalTags.hasRecurrence, "0");
addProp(al, ICalTags.hasAlarm, "0");
addProp(al, ICalTags.hasAttachment, "0");
/* Default property calendar-data returns all of the object * /
al.add(new CalendarData(CaldavTags.calendarData, debug));
return al;
}
*/
@Override
public String writeContent(final XmlEmit xml,
final Writer wtr,
final String contentType) {
try {
final Collection> evs = new ArrayList<>();
evs.add(event);
final MethodEmitted method;
if ((col.getCalType() == CalDAVCollection.calTypeInbox) ||
(col.getCalType() == CalDAVCollection.calTypeOutbox)) {
method = MethodEmitted.eventMethod;
} else {
method = MethodEmitted.noMethod;
}
return getSysi().writeCalendar(evs,
method,
xml,
wtr,
contentType);
} catch (final WebdavException we) {
throw we;
} catch (final Throwable t) {
throw new WebdavException(t);
}
}
@Override
public String getContentString(final String contentType) {
return getCompString(contentType);
}
/* ==============================================================
* Overridden property methods
* ============================================================== */
@Override
public CurrentAccess getCurrentAccess() {
if (currentAccess != null) {
return currentAccess;
}
if (event == null) {
return null;
}
try {
currentAccess = getSysi().checkAccess(event, PrivilegeDefs.privAny, true);
} catch (final Throwable t) {
throw new WebdavException(t);
}
return currentAccess;
}
/**
* @return stag value
*/
public String getStagValue() {
init(true);
final CalDAVEvent ev = getEvent();
if (ev == null) {
return null;
}
return ev.getScheduleTag();
}
/**
* @return stag before changes
*/
public String getPrevStagValue() {
init(true);
final CalDAVEvent ev = getEvent();
if (ev == null) {
return null;
}
return ev.getPrevScheduleTag();
}
@Override
public String getEtagValue(final boolean strong) {
init(true);
final CalDAVEvent ev = getEvent();
if (ev == null) {
return null;
}
final String val = ev.getEtag();
if (strong) {
return val;
}
return "W/" + val;
}
/**
* @param strong true for strong etag
* @return etag before changes
*/
public String getPrevEtagValue(final boolean strong) {
init(true);
final CalDAVEvent ev = getEvent();
if (ev == null) {
return null;
}
final String val = ev.getPreviousEtag();
if (strong) {
return val;
}
return "W/" + val;
}
@Override
public String getEtokenValue() {
return concatEtoken(getEtagValue(true), getStagValue());
}
@Override
public String toString() {
final ToString ts = new ToString(this);
ts.append("path", getPath());
ts.append("entityName", entityName);
return ts.toString();
}
/* ==============================================================
* Required webdav properties
* ============================================================== */
@Override
public String getContentLang() {
return "en";
}
@Override
public long getContentLen() {
return getCompString(getContentType()).length();
}
@Override
public String getContentType() {
return "text/calendar;charset=utf-8";
}
@Override
public String getCreDate() {
init(false);
final CalDAVEvent ev = getEvent();
if (ev == null) {
return null;
}
return ev.getCreated();
}
@Override
public String getDisplayname() {
return getEntityName();
}
@Override
public String getLastmodDate() {
init(false);
final CalDAVEvent ev = getEvent();
if (ev == null) {
return null;
}
try {
return DateTimeUtil.fromISODateTimeUTCtoRfc822(ev.getLastmod());
} catch (final Throwable t) {
throw new WebdavException(t);
}
}
@Override
public boolean allowsSyncReport() {
return false;
}
@Override
public boolean getDeleted() {
return getEvent().getDeleted();
}
/* ====================================================================
* Private methods
* ==================================================================== */
private String getCompString(final String contentType) {
String ctype = contentType;
if (ctype == null) {
ctype = getSysi().getDefaultContentType();
}
if (ctype.equals(compContentType)) {
return compString;
}
getIcal();
compContentType = ctype;
compString = getSysi().toIcalString(ical, ctype);
return compString;
}
private boolean generateTZPropertyValue(final QName tag,
final WebdavNsIntf intf,
final boolean allProp) {
if (tag.equals(ICalTags.tzid)) {
// PROPTODO
return true;
}
if (tag.equals(ICalTags.tzname)) {
// PROPTODO
return true;
}
if (tag.equals(ICalTags.tzoffsetfrom)) {
// PROPTODO
return true;
}
if (tag.equals(ICalTags.tzoffsetto)) {
// PROPTODO
return true;
}
if (tag.equals(ICalTags.tzurl)) {
// PROPTODO
return true;
}
return false;
}
private CalDAVEvent checkEv(final PropVal pv) {
final CalDAVEvent ev = getEvent();
if (ev == null) {
pv.notFound = true;
return null;
}
return ev;
}
}
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