Examples with FilterBase org.bedework.caldav.util.filter.FilterBase used on opensource projects

Example 16 with FilterBase

use of org.bedework.caldav.util.filter.FilterBase in project bw-calendar-engine by Bedework.

the class ESQueryFilter method makeFilters.

private List<FilterBuilder> makeFilters(final List<FilterBase> fs, final boolean anding) throws CalFacadeException {
    List<FilterBuilder> fbs = new ArrayList<>();
    /* We'll try to compact the filters - if we have a whole bunch of
          "term" {"category_uid": "abcd"} for example we can turn it into
          "terms" {"category_uid": ["abcd", "pqrs"]}
     */
    TermOrTerms lastFb = null;
    for (FilterBase f : fs) {
        FilterBuilder fb = makeFilter(f);
        if (fb == null) {
            continue;
        }
        if (lastFb == null) {
            if (!(fb instanceof TermOrTerms)) {
                fbs.add(fb);
                continue;
            }
            lastFb = (TermOrTerms) fb;
        } else if (!(fb instanceof TermOrTerms)) {
            fbs.add(fb);
        } else {
            /* Can we combine them? */
            TermOrTerms thisFb = (TermOrTerms) fb;
            if (thisFb.dontMerge || !lastFb.fldName.equals(thisFb.fldName) || (lastFb.not != thisFb.not)) {
                fbs.add(lastFb);
                lastFb = thisFb;
            } else {
                lastFb = lastFb.anding(anding);
                if (thisFb.isTerms) {
                    for (Object o : (Collection) thisFb.value) {
                        lastFb.addValue(o);
                    }
                } else {
                    lastFb.addValue(thisFb.value);
                }
            }
        }
    }
    if (lastFb != null) {
        fbs.add(lastFb);
    }
    return fbs;
}

Example 17 with FilterBase

use of org.bedework.caldav.util.filter.FilterBase in project bw-calendar-engine by Bedework.

the class Filters method match.

private boolean match(final FilterBase f, final BwEvent ev, final String userHref) throws CalFacadeException {
    if (f == null) {
        return true;
    }
    if (debug) {
        debug("match " + f);
    }
    if ((f instanceof AndFilter) || (f instanceof OrFilter)) {
        boolean itsAnd = (f instanceof AndFilter);
        for (FilterBase flt : f.getChildren()) {
            if (match(flt, ev, userHref)) {
                if (!itsAnd) {
                    // Success for OR
                    if (debug) {
                        debug("match true");
                    }
                    return true;
                }
            } else if (itsAnd) {
                debug("match true");
                return false;
            }
        }
        // For AND all matched, for OR nothing matched
        debug("match " + itsAnd);
        return itsAnd;
    }
    if (f instanceof EntityTimeRangeFilter) {
        // Matched in db query
        return true;
    }
    if (!(f instanceof PropertyFilter)) {
        /* We assume we can't handle this one as a query.
       */
        throw new CalFacadeException("org.bedework.filters.unknownfilter", String.valueOf(f));
    }
    PropertyFilter pf = (PropertyFilter) f;
    BwIcalPropertyInfoEntry pi = BwIcalPropertyInfo.getPinfo(pf.getPropertyIndex());
    if (pi == null) {
        throw new CalFacadeException("org.bedework.filters.unknownproperty", String.valueOf(pf.getPropertyIndex()));
    }
    String fieldName = pi.getDbFieldName();
    boolean param = pi.getParam();
    if (param) {
        BwIcalPropertyInfoEntry parentPi = BwIcalPropertyInfo.getPinfo(pf.getParentPropertyIndex());
        fieldName = parentPi.getDbFieldName() + "." + fieldName;
    }
    try {
        if (pf instanceof BwCategoryFilter) {
            return traceMatch(pf.match(ev, userHref));
        }
        if (f instanceof PresenceFilter) {
            return traceMatch(matchPresence(pf.getPropertyIndex(), ev, userHref));
        }
        if (pf instanceof TimeRangeFilter) {
            return traceMatch(match((TimeRangeFilter) pf, ev));
        }
        if (pf instanceof BwObjectFilter) {
            return traceMatch(pf.match(ev, userHref));
        }
    } catch (WebdavException wde) {
        throw new CalFacadeException(wde);
    }
    throw new CalFacadeException("org.bedework.filters.unknownfilter", String.valueOf(f));
}

Example 18 with FilterBase

use of org.bedework.caldav.util.filter.FilterBase in project bw-calendar-engine by Bedework.

the class Filters method parReplace.

/* Fill in the parameters after we generated the query.
   */
private void parReplace(final FilterBase f) throws CalFacadeException {
    if (f instanceof AndFilter) {
        AndFilter fb = (AndFilter) f;
        for (FilterBase flt : fb.getChildren()) {
            parReplace(flt);
        }
        return;
    }
    if (f instanceof BwHrefFilter) {
        BwHrefFilter hf = (BwHrefFilter) f;
        // Special case this
        sess.setString(parPrefix + qi, hf.getPathPart());
        qi++;
        sess.setString(parPrefix + qi, hf.getNamePart());
        qi++;
    }
    if (f instanceof BwCategoryFilter) {
        BwCategoryFilter cf = (BwCategoryFilter) f;
        BwCategory cat = cf.getEntity();
        /* XXX - this is what we want to be able to do
      sess.setString(parPrefix + qi, cat.getUid());
      */
        sess.setEntity(parPrefix + qi, cat);
        qi++;
        return;
    }
    if (f instanceof EntityTimeRangeFilter) {
        doEntityTimeRangeReplace((EntityTimeRangeFilter) f);
        return;
    }
    if (f instanceof TimeRangeFilter) {
        TimeRangeFilter trf = (TimeRangeFilter) f;
        TimeRange tr = trf.getEntity();
        if (tr.getStart() != null) {
            sess.setParameter(parPrefix + qi, tr.getStart().toString());
            qi++;
        }
        if (tr.getEnd() != null) {
            sess.setParameter(parPrefix + qi, tr.getEnd().toString());
            qi++;
        }
        return;
    }
    if (f instanceof BwObjectFilter) {
        ObjectFilter of = ((BwObjectFilter) f).getEntity();
        Object o = of.getEntity();
        Collection c = null;
        boolean isString = o instanceof String;
        if (!isString) {
            if (o instanceof Collection) {
                c = (Collection) o;
                if (c.size() > 0) {
                    o = c.iterator().next();
                    isString = o instanceof String;
                }
            }
        }
        boolean doCaseless = isString && of.getCaseless();
        if (c != null) {
            // TODO - Assuming String collection
            for (Object co : c) {
                String s = (String) co;
                if (doCaseless) {
                    s = s.toLowerCase();
                }
                sess.setParameter(parPrefix + qi, s);
                qi++;
            }
            return;
        }
        if (o instanceof BwCalendar) {
            BwCalendar cal = unwrap((BwCalendar) o);
            sess.setString(parPrefix + qi, cal.getPath());
        } else if (o instanceof BwPrincipal) {
            sess.setString(parPrefix + qi, ((BwPrincipal) o).getPrincipalRef());
        } else if (o instanceof BwDbentity) {
            sess.setEntity(parPrefix + qi, o);
        } else if (of.getExact()) {
            if (doCaseless) {
                o = ((String) o).toLowerCase();
            }
            sess.setParameter(parPrefix + qi, o);
        } else if (of.getEntity() instanceof String) {
            String s = o.toString();
            if (doCaseless) {
                s = s.toLowerCase();
            }
            sess.setString(parPrefix + qi, "%" + s + "%");
        } else {
            sess.setString(parPrefix + qi, "%" + o + "%");
        }
        qi++;
        return;
    }
    if (f instanceof OrFilter) {
        OrFilter fb = (OrFilter) f;
        for (FilterBase flt : fb.getChildren()) {
            parReplace(flt);
        }
        return;
    }
}

Example 19 with FilterBase

use of org.bedework.caldav.util.filter.FilterBase in project bw-calendar-engine by Bedework.

the class SimpleFilterParser method makePropFilter.

private FilterBase makePropFilter(final List<PropertyInfo> pis, final int oper) throws ParseFailed {
    final PropertyInfo pi = pis.get(0);
    FilterBase filter = null;
    final List<PropertyInfoIndex> pixs = new ArrayList<>();
    pis.forEach(val -> pixs.add(val.pii));
    final boolean exact = (oper != like) && (oper != notLike);
    if (pi.pii == PropertyInfoIndex.ENTITY_TYPE) {
        checkSub(pis, 1);
        return entityFilter(getMatch(oper).getValue());
    }
    if (oper == notDefined) {
        checkSub(pis, 2);
        return new PresenceFilter(null, pixs, false, pi.intKey, pi.strKey);
    }
    if (oper == isDefined) {
        // Presence check
        checkSub(pis, 2);
        return new PresenceFilter(null, pixs, true, pi.intKey, pi.strKey);
    }
    if (oper == inTimeRange) {
        checkSub(pis, 2);
        return ObjectFilter.makeFilter(null, pixs, getTimeRange(), pi.intKey, pi.strKey);
    }
    if (pi.pii == PropertyInfoIndex.VIEW) {
        checkSub(pis, 1);
        // expect list of views.
        final ArrayList<String> views = doWordList();
        for (final String view : views) {
            final FilterBase vpf = viewFilter(view);
            filter = and(null, filter, vpf);
        }
        return filter;
    }
    if (pi.pii == PropertyInfoIndex.VPATH) {
        checkSub(pis, 1);
        // expect list of virtual paths.
        final ArrayList<String> vpaths = doWordList();
        for (final String vpath : vpaths) {
            final FilterBase vpf = resolveVpath(vpath);
            filter = and(null, filter, vpf);
        }
        return filter;
    }
    if ((pi.pii == PropertyInfoIndex.CATEGORIES) && (pis.size() == 2)) {
        final PropertyInfo subPi = pis.get(1);
        if (subPi.pii == PropertyInfoIndex.UID) {
            // No match and category - expect list of uids.
            final ArrayList<String> uids = doWordList();
            for (final String uid : uids) {
                final BwCategory cat = callGetCategory(uid);
                if (cat == null) {
                    // Deleted category?
                    throw parseResult.fail("Category uid references missing category: " + uid + " Filter will always fail to match");
                }
                final ObjectFilter<String> f = new ObjectFilter<String>(null, pixs);
                f.setEntity(uid);
                f.setExact(exact);
                f.setNot(oper == notEqual);
                filter = and(null, filter, f);
            }
            return filter;
        }
        if (subPi.pii == PropertyInfoIndex.HREF) {
            // No match and category - expect list of paths.
            final ArrayList<String> paths = doWordList();
            for (final String path : paths) {
                final ObjectFilter<String> f = new ObjectFilter<String>(null, pixs);
                f.setEntity(path);
                f.setCaseless(false);
                f.setExact(exact);
                f.setNot(oper == notEqual);
                filter = and(null, filter, f);
            }
            return filter;
        }
    }
    if ((pi.pii == PropertyInfoIndex.COLLECTION) || (pi.pii == PropertyInfoIndex.COLPATH)) {
        checkSub(pis, 1);
        final ArrayList<String> paths = doWordList();
        for (final String path : paths) {
            final FilterBase pf = resolveColPath(path, true, true);
            if (pf == null) {
                continue;
            }
            filter = and(null, filter, pf);
        }
        return filter;
    }
    final MatchType match = getMatch(oper);
    if (pi.pii == PropertyInfoIndex.CATEGORIES) {
        checkSub(pis, 1);
        final String val = match.getValue();
        if (val.startsWith("/")) {
            pixs.add(PropertyInfoIndex.HREF);
            // Assume a path match
            final ObjectFilter<String> f = new ObjectFilter<String>(null, pixs);
            f.setEntity(val);
            f.setCaseless(false);
            f.setExact(exact);
            f.setNot(match.getNegateCondition().equals("yes"));
            return f;
        }
        // Try for name
        final BwCategory cat = callGetCategoryByName(val);
        if (cat == null) {
            throw parseResult.fail("Bad property: " + "category name: " + match.getValue() + " source: " + source);
        }
        pixs.add(PropertyInfoIndex.UID);
        final ObjectFilter<BwCategory> f = new BwCategoryFilter(null, pixs);
        f.setEntity(cat);
        f.setExact(exact);
        f.setNot(match.getNegateCondition().equals("yes"));
        return f;
    }
    checkSub(pis, 2);
    final ObjectFilter<String> f = new ObjectFilter<>(null, pixs, pi.intKey, pi.strKey);
    f.setEntity(match.getValue());
    f.setCaseless(Filters.caseless(match));
    f.setExact(exact);
    f.setNot(match.getNegateCondition().equals("yes"));
    f.setPrefixMatch(match.getPrefixMatch());
    return f;
}

Example 20 with FilterBase

use of org.bedework.caldav.util.filter.FilterBase in project bw-calendar-engine by Bedework.

the class SimpleFilterParser method doTerm.

private boolean doTerm() throws ParseFailed {
    if (!doFactor()) {
        return false;
    }
    if (debug) {
        debug("doTerm: " + tokenizer.toString());
    }
    /* If we have a logical operator next then handle that and combine the
     * two filters on top of the stack.
     */
    int tkn = nextToken("doTerm()");
    if (tkn == StreamTokenizer.TT_EOF) {
        return false;
    }
    tkn = checkLop(tkn);
    if ((tkn != '&') && (tkn != '|')) {
        tokenizer.pushBack();
        if (topLOp()) {
            final FilterBase filter = popFilters();
            final FilterBase topFilter = popFilters();
            if (anding()) {
                filterStack.push(FilterBase.addAndChild(topFilter, filter));
            } else {
                filterStack.push(FilterBase.addOrChild(topFilter, filter));
            }
            // Pop it - we used it to ensure all operators at the same level are the
            // same.
            pop();
        }
        return true;
    }
    doLop(tkn);
    doTerm();
    return true;
}