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/*
This file is part of libkldap.
Copyright (c) 2006 Sean Harmer <sh@theharmers.co.uk>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "ldapdn.h"
#include <algorithm>
#include "ldap_debug.h"
using namespace KLDAP;
class Q_DECL_HIDDEN LdapDN::LdapDNPrivate
{
public:
LdapDNPrivate() : m_dn() {}
~LdapDNPrivate() {}
bool isValidRDNString(const QString &rdn) const;
QStringList splitOnNonEscapedChar(const QString &rdn, QChar ch) const;
QString m_dn;
};
bool LdapDN::LdapDNPrivate::isValidRDNString(const QString &rdn) const
{
qCDebug(LDAP_LOG) << "Testing rdn:" << rdn;
// If it is a muli-valued rdn, split it into its constituent parts
const QStringList rdnParts = splitOnNonEscapedChar(rdn, QLatin1Char('+'));
const int rdnPartsSize(rdnParts.size());
if (rdnPartsSize > 1) {
for (int i = 0; i < rdnPartsSize; i++) {
if (!isValidRDNString(rdnParts.at(i))) {
return false;
}
}
return true;
}
// Split the rdn into the attribute name and value parts
const QVector<QStringRef> components = rdn.splitRef(QLatin1Char('='));
// We should have exactly two parts
if (components.size() != 2) {
return false;
}
return true;
}
QStringList LdapDN::LdapDNPrivate::splitOnNonEscapedChar(const QString &str, QChar ch) const
{
QStringList strParts;
int index = 0;
int searchFrom = 0;
int strPartStartIndex = 0;
while ((index = str.indexOf(ch, searchFrom)) != -1) {
const QChar prev = str[std::max(0, index - 1)];
if (prev != QLatin1Char('\\')) {
// Found a component of a multi-valued RDN
//qCDebug(LDAP_LOG) << "Found" << ch << "at index" << index;
QString tmp = str.mid(strPartStartIndex, index - strPartStartIndex);
//qCDebug(LDAP_LOG) << "Adding part:" << tmp;
strParts.append(tmp);
strPartStartIndex = index + 1;
}
searchFrom = index + 1;
}
// Add on the part after the last found delimeter
QString tmp = str.mid(strPartStartIndex);
//qCDebug(LDAP_LOG) << "Adding part:" << tmp;
strParts.append(tmp);
return strParts;
}
LdapDN::LdapDN()
: d(new LdapDNPrivate)
{
}
LdapDN::LdapDN(const QString &dn)
: d(new LdapDNPrivate)
{
d->m_dn = dn;
}
LdapDN::LdapDN(const LdapDN &that)
: d(new LdapDNPrivate)
{
*d = *that.d;
}
LdapDN &LdapDN::operator=(const LdapDN &that)
{
if (this == &that) {
return *this;
}
*d = *that.d;
return *this;
}
LdapDN::~LdapDN()
{
delete d;
}
void LdapDN::clear()
{
d->m_dn.clear();
}
bool LdapDN::isEmpty() const
{
return d->m_dn.isEmpty();
}
QString LdapDN::toString() const
{
return d->m_dn;
}
QString LdapDN::toString(int depth) const
{
QStringList rdns = d->splitOnNonEscapedChar(d->m_dn, QLatin1Char(','));
if (depth >= rdns.size()) {
return QString();
}
// Construct a DN down to the requested depth
QString dn;
for (int i = depth; i >= 0; i--) {
dn += rdns.at(rdns.size() - 1 - i) + QLatin1Char(',');
qCDebug(LDAP_LOG) << "dn =" << dn;
}
dn.truncate(dn.length() - 1); // Strip off the extraneous comma
return dn;
}
QString LdapDN::rdnString() const
{
/** \TODO We should move this into the d pointer as we calculate rdns quite a lot */
QStringList rdns = d->splitOnNonEscapedChar(d->m_dn, QLatin1Char(','));
return rdns.at(0);
}
QString LdapDN::rdnString(int depth) const
{
QStringList rdns = d->splitOnNonEscapedChar(d->m_dn, QLatin1Char(','));
if (depth >= rdns.size()) {
return QString();
}
return rdns.at(rdns.size() - 1 - depth);
}
bool LdapDN::isValid() const
{
qCDebug(LDAP_LOG) << "Testing dn:" << d->m_dn;
// Break the string into rdn's
const QStringList rdns = d->splitOnNonEscapedChar(d->m_dn, QLatin1Char(','));
// Test to see if each rdn is valid
const int rdnsSize(rdns.size());
for (int i = 0; i < rdnsSize; i++) {
if (!d->isValidRDNString(rdns.at(i))) {
return false;
}
}
return true;
}
int LdapDN::depth() const
{
QStringList rdns = d->splitOnNonEscapedChar(d->m_dn, QLatin1Char(','));
return rdns.size();
}
bool LdapDN::operator == (const LdapDN &rhs) const
{
return d->m_dn == rhs.d->m_dn;
}
bool LdapDN::operator != (const LdapDN &rhs) const
{
return d->m_dn != rhs.d->m_dn;
}
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