public void visitSingle(Single term) {
Operator op = term.getOperator();
boolean negation = term.isNegation();
// gt = !le, lt = !ge
if (op.equals(Operator.gt)) {
op = Operator.le;
negation = !negation;
} else if (op.equals(Operator.lt)) {
op = Operator.ge;
negation = !negation;
}
if (negation) {
mLdapFilter.append("(!");
}
ZLdapFilterFactory filterFactory = ZLdapFilterFactory.getInstance();
String filter = null;
String attr = term.getLhs();
String val = getVal(term);
if (op.equals(Operator.has)) {
filter = filterFactory.substringFilter(attr, val, valueIsRaw);
} else if (op.equals(Operator.eq)) {
// there is no presence operator in Single
if (val.equals("*")) {
filter = filterFactory.presenceFilter(attr);
} else {
filter = filterFactory.equalityFilter(attr, val, valueIsRaw);
}
} else if (op.equals(Operator.ge)) {
filter = filterFactory.greaterOrEqualFilter(attr, val, valueIsRaw);
} else if (op.equals(Operator.le)) {
filter = filterFactory.lessOrEqualFilter(attr, val, valueIsRaw);
} else if (op.equals(Operator.startswith)) {
filter = filterFactory.startsWithFilter(attr, val, valueIsRaw);
} else if (op.equals(Operator.endswith)) {
filter = filterFactory.endsWithFilter(attr, val, valueIsRaw);
} else {
// fallback to EQUALS
filter = filterFactory.equalityFilter(attr, val, valueIsRaw);
}
mLdapFilter.append(filter);
if (negation) {
mLdapFilter.append(')');
}
}
protected String getVal(Single term) {
String rhs = term.getRhs();
AttributeManager attrMgr = null;
try {
attrMgr = AttributeManager.getInstance();
} catch (ServiceException e) {
ZimbraLog.account.warn("failed to get AttributeManager instance", e);
}
IDNType idnType = AttributeManager.idnType(attrMgr, term.getLhs());
rhs = IDNUtil.toAscii(rhs, idnType);
return rhs;
}
protected String getVal(Single term) {
// return LdapUtil.escapeSearchFilterArg(term.getRhs());
return term.getRhs();
}