KLdap

ldapclientsearch.cpp
1/* kldapclient.cpp - LDAP access
2 * SPDX-FileCopyrightText: 2002 Klarälvdalens Datakonsult AB
3 * SPDX-FileContributor: Steffen Hansen <hansen@kde.org>
4 *
5 * Ported to KABC by Daniel Molkentin <molkentin@kde.org>
6 *
7 * SPDX-FileCopyrightText: 2013-2024 Laurent Montel <montel@kde.org>
8 *
9 * SPDX-License-Identifier: LGPL-2.0-or-later
10 */
11
12#include "ldapclientsearch.h"
13#include "kldapcore/ldapclientsearchconfig.h"
14#include "ldapclient_core_debug.h"
15#include "ldapsearchclientreadconfigserverjob.h"
16
17#include "ldapclient.h"
18
19#include "kldapcore/ldapserver.h"
20#include "kldapcore/ldapurl.h"
21#include "kldapcore/ldif.h"
22
23#include <KConfig>
24#include <KConfigGroup>
25#include <KDirWatch>
26#include <KProtocolInfo>
27
28#include <KIO/Job>
29
30#include <QStandardPaths>
31#include <QTimer>
32
33using namespace KLDAPCore;
34using namespace Qt::Literals::StringLiterals;
35
36class Q_DECL_HIDDEN LdapClientSearch::LdapClientSearchPrivate
37{
38public:
39 LdapClientSearchPrivate(LdapClientSearch *qq)
40 : q(qq)
41 {
42 }
43
44 ~LdapClientSearchPrivate() = default;
45
46 void readWeighForClient(KLDAPCore::LdapClient *client, const KConfigGroup &config, int clientNumber);
47 void readConfig();
48 void finish();
49 void makeSearchData(QStringList &ret, LdapResult::List &resList);
50
51 void slotLDAPResult(const KLDAPCore::LdapClient &client, const KLDAPCore::LdapObject &);
52 void slotLDAPError(const QString &);
53 void slotLDAPDone();
54 void slotDataTimer();
55 void slotFileChanged(const QString &);
56 void init(const QStringList &attributes);
57
58 LdapClientSearch *const q;
59 QList<KLDAPCore::LdapClient *> mClients;
60 QStringList mAttributes;
61 QString mSearchText;
62 QString mFilter;
63 QTimer mDataTimer;
64 int mActiveClients = 0;
65 bool mNoLDAPLookup = false;
66 LdapResultObject::List mResults;
67 QString mConfigFile;
68};
69
70LdapClientSearch::LdapClientSearch(QObject *parent)
71 : QObject(parent)
72 , d(new LdapClientSearchPrivate(this))
73{
74 d->init(LdapClientSearch::defaultAttributes());
75}
76
77LdapClientSearch::LdapClientSearch(const QStringList &attr, QObject *parent)
78 : QObject(parent)
79 , d(new LdapClientSearchPrivate(this))
80{
81 d->init(attr);
82}
83
84LdapClientSearch::~LdapClientSearch() = default;
85
86void LdapClientSearch::LdapClientSearchPrivate::init(const QStringList &attributes)
87{
88 if (!KProtocolInfo::isKnownProtocol(QUrl(QStringLiteral("ldap://localhost")))) {
89 mNoLDAPLookup = true;
90 return;
91 }
92
93 mAttributes = attributes;
94
95 // Set the filter, to make sure old usage (before 4.14) of this object still works.
96 mFilter = QStringLiteral(
97 "&(|(objectclass=person)(objectclass=groupOfNames)(mail=*))"
98 "(|(cn=%1*)(mail=%1*)(givenName=%1*)(sn=%1*))");
99
100 readConfig();
101 q->connect(KDirWatch::self(), &KDirWatch::dirty, q, [this](const QString &filename) {
102 slotFileChanged(filename);
103 });
104}
105
106void LdapClientSearch::LdapClientSearchPrivate::readWeighForClient(KLDAPCore::LdapClient *client, const KConfigGroup &config, int clientNumber)
107{
108 const int completionWeight = config.readEntry(QStringLiteral("SelectedCompletionWeight%1").arg(clientNumber), -1);
109 if (completionWeight != -1) {
110 client->setCompletionWeight(completionWeight);
111 }
112}
113
114void LdapClientSearch::updateCompletionWeights()
115{
116 KConfigGroup config(KLDAPCore::LdapClientSearchConfig::config(), QStringLiteral("LDAP"));
117 for (int i = 0, total = d->mClients.size(); i < total; ++i) {
118 d->readWeighForClient(d->mClients[i], config, i);
119 }
120}
121
122QList<KLDAPCore::LdapClient *> LdapClientSearch::clients() const
123{
124 return d->mClients;
125}
126
127QString LdapClientSearch::filter() const
128{
129 return d->mFilter;
130}
131
132void LdapClientSearch::setFilter(const QString &filter)
133{
134 d->mFilter = filter;
135}
136
137QStringList LdapClientSearch::attributes() const
138{
139 return d->mAttributes;
140}
141
142void LdapClientSearch::setAttributes(const QStringList &attrs)
143{
144 if (attrs != d->mAttributes) {
145 d->mAttributes = attrs;
146 d->readConfig();
147 }
148}
149
150QStringList LdapClientSearch::defaultAttributes()
151{
152 const QStringList attr{QStringLiteral("cn"), QStringLiteral("mail"), QStringLiteral("givenname"), QStringLiteral("sn")};
153 return attr;
154}
155
156void LdapClientSearch::LdapClientSearchPrivate::readConfig()
157{
158 q->cancelSearch();
159 qDeleteAll(mClients);
160 mClients.clear();
161
162 // stolen from KAddressBook
163 KConfigGroup config(KLDAPCore::LdapClientSearchConfig::config(), QStringLiteral("LDAP"));
164 const int numHosts = config.readEntry("NumSelectedHosts", 0);
165 if (!numHosts) {
166 mNoLDAPLookup = true;
167 } else {
168 for (int j = 0; j < numHosts; ++j) {
169 auto ldapClient = new KLDAPCore::LdapClient(j, q);
170 auto job = new KLDAPCore::LdapSearchClientReadConfigServerJob;
171 job->setCurrentIndex(j);
172 job->setActive(true);
173 job->setConfig(config);
174 job->setLdapClient(ldapClient);
175 job->start();
176
177 mNoLDAPLookup = false;
178 readWeighForClient(ldapClient, config, j);
179
180 ldapClient->setAttributes(mAttributes);
181
182 q->connect(ldapClient, &KLDAPCore::LdapClient::result, q, [this](const KLDAPCore::LdapClient &client, const KLDAPCore::LdapObject &obj) {
183 slotLDAPResult(client, obj);
184 });
185 q->connect(ldapClient, &KLDAPCore::LdapClient::done, q, [this]() {
186 slotLDAPDone();
187 });
188 q->connect(ldapClient, qOverload<const QString &>(&KLDAPCore::LdapClient::error), q, [this](const QString &str) {
189 slotLDAPError(str);
190 });
191
192 mClients.append(ldapClient);
193 }
194
195 q->connect(&mDataTimer, &QTimer::timeout, q, [this]() {
196 slotDataTimer();
197 });
198 }
199 mConfigFile = QStandardPaths::writableLocation(QStandardPaths::ConfigLocation) + QStringLiteral("/kabldaprc");
200 KDirWatch::self()->addFile(mConfigFile);
201}
202
203void LdapClientSearch::LdapClientSearchPrivate::slotFileChanged(const QString &file)
204{
205 if (file == mConfigFile) {
206 readConfig();
207 }
208}
209
210void LdapClientSearch::startSearch(const QString &txt)
211{
212 if (d->mNoLDAPLookup) {
213 QMetaObject::invokeMethod(this, &LdapClientSearch::searchDone, Qt::QueuedConnection);
214 return;
215 }
216
217 cancelSearch();
218
219 int pos = txt.indexOf(QLatin1Char('\"'));
220 if (pos >= 0) {
221 ++pos;
222 const int pos2 = txt.indexOf(QLatin1Char('\"'), pos);
223 if (pos2 >= 0) {
224 d->mSearchText = txt.mid(pos, pos2 - pos);
225 } else {
226 d->mSearchText = txt.mid(pos);
227 }
228 } else {
229 d->mSearchText = txt;
230 }
231
232 const QString filter = d->mFilter.arg(d->mSearchText);
233
234 QList<KLDAPCore::LdapClient *>::Iterator it(d->mClients.begin());
235 const QList<KLDAPCore::LdapClient *>::Iterator end(d->mClients.end());
236 for (; it != end; ++it) {
237 (*it)->startQuery(filter);
238 qCDebug(LDAPCLIENT_CORE_LOG) << "LdapClientSearch::startSearch()" << filter;
239 ++d->mActiveClients;
240 }
241}
242
243void LdapClientSearch::cancelSearch()
244{
245 QList<KLDAPCore::LdapClient *>::Iterator it(d->mClients.begin());
246 const QList<KLDAPCore::LdapClient *>::Iterator end(d->mClients.end());
247 for (; it != end; ++it) {
248 (*it)->cancelQuery();
249 }
250
251 d->mActiveClients = 0;
252 d->mResults.clear();
253}
254
255void LdapClientSearch::LdapClientSearchPrivate::slotLDAPResult(const KLDAPCore::LdapClient &client, const KLDAPCore::LdapObject &obj)
256{
257 LdapResultObject result;
258 result.client = &client;
259 result.object = obj;
260
261 mResults.append(result);
262 if (!mDataTimer.isActive()) {
263 mDataTimer.setSingleShot(true);
264 mDataTimer.start(500);
265 }
266}
267
268void LdapClientSearch::LdapClientSearchPrivate::slotLDAPError(const QString &)
269{
270 slotLDAPDone();
271}
272
273void LdapClientSearch::LdapClientSearchPrivate::slotLDAPDone()
274{
275 if (--mActiveClients > 0) {
276 return;
277 }
278
279 finish();
280}
281
282void LdapClientSearch::LdapClientSearchPrivate::slotDataTimer()
283{
284 QStringList lst;
285 LdapResult::List reslist;
286
287 Q_EMIT q->searchData(mResults);
288
289 makeSearchData(lst, reslist);
290 if (!lst.isEmpty()) {
291 Q_EMIT q->searchData(lst);
292 }
293 if (!reslist.isEmpty()) {
294 Q_EMIT q->searchData(reslist);
295 }
296}
297
298void LdapClientSearch::LdapClientSearchPrivate::finish()
299{
300 mDataTimer.stop();
301
302 slotDataTimer(); // Q_EMIT final bunch of data
303 Q_EMIT q->searchDone();
304}
305
306void LdapClientSearch::LdapClientSearchPrivate::makeSearchData(QStringList &ret, KLDAPCore::LdapResult::List &resList)
307{
308 LdapResultObject::List::ConstIterator it1(mResults.constBegin());
309 const LdapResultObject::List::ConstIterator end1(mResults.constEnd());
310 for (; it1 != end1; ++it1) {
311 QString name;
312 QString mail;
313 QString givenname;
314 QString sn;
315 QStringList mails;
316 bool isDistributionList = false;
317 bool wasCN = false;
318 bool wasDC = false;
319
320 // qCDebug(LDAPCLIENT_LOG) <<"\n\nLdapClientSearch::makeSearchData()";
321
322 KLDAPCore::LdapAttrMap::ConstIterator it2;
323 for (it2 = (*it1).object.attributes().constBegin(); it2 != (*it1).object.attributes().constEnd(); ++it2) {
324 QByteArray val = (*it2).first();
325 int len = val.size();
326 if (len > 0 && '\0' == val[len - 1]) {
327 --len;
328 }
329 const QString tmp = QString::fromUtf8(val.constData(), len);
330 // qCDebug(LDAPCLIENT_LOG) <<" key: \"" << it2.key() <<"\" value: \"" << tmp <<"\"";
331 if (it2.key() == "cn"_L1) {
332 name = tmp;
333 if (mail.isEmpty()) {
334 mail = tmp;
335 } else {
336 if (wasCN) {
337 mail.prepend(QLatin1Char('.'));
338 } else {
339 mail.prepend(QLatin1Char('@'));
340 }
341 mail.prepend(tmp);
342 }
343 wasCN = true;
344 } else if (it2.key() == "dc"_L1) {
345 if (mail.isEmpty()) {
346 mail = tmp;
347 } else {
348 if (wasDC) {
349 mail.append(QLatin1Char('.'));
350 } else {
351 mail.append(QLatin1Char('@'));
352 }
353 mail.append(tmp);
354 }
355 wasDC = true;
356 } else if (it2.key() == "mail"_L1) {
357 mail = tmp;
358 KLDAPCore::LdapAttrValue::ConstIterator it3 = it2.value().constBegin();
359 for (; it3 != it2.value().constEnd(); ++it3) {
360 mails.append(QString::fromUtf8((*it3).data(), (*it3).size()));
361 }
362 } else if (it2.key() == "givenName"_L1) {
363 givenname = tmp;
364 } else if (it2.key() == "sn"_L1) {
365 sn = tmp;
366 } else if (it2.key() == "objectClass"_L1 && (tmp == "groupOfNames"_L1 || tmp == "kolabGroupOfNames"_L1)) {
367 isDistributionList = true;
368 }
369 }
370
371 if (mails.isEmpty()) {
372 if (!mail.isEmpty()) {
373 mails.append(mail);
374 }
375 if (isDistributionList) {
376 // qCDebug(LDAPCLIENT_LOG) <<"\n\nLdapClientSearch::makeSearchData() found a list:" << name;
377 ret.append(name);
378 // following lines commented out for bugfixing kolab issue #177:
379 //
380 // Unlike we thought previously we may NOT append the server name here.
381 //
382 // The right server is found by the SMTP server instead: Kolab users
383 // must use the correct SMTP server, by definition.
384 //
385 // mail = (*it1).client->base().simplified();
386 // mail.replace( ",dc=", ".", false );
387 // if( mail.startsWith("dc=", false) )
388 // mail.remove(0, 3);
389 // mail.prepend( '@' );
390 // mail.prepend( name );
391 // mail = name;
392 } else {
393 continue; // nothing, bad entry
394 }
395 } else if (name.isEmpty()) {
396 ret.append(mail);
397 } else {
398 ret.append(QStringLiteral("%1 <%2>").arg(name, mail));
399 }
400
401 LdapResult sr;
402 sr.dn = (*it1).object.dn();
403 sr.clientNumber = (*it1).client->clientNumber();
404 sr.completionWeight = (*it1).client->completionWeight();
405 sr.name = name;
406 sr.email = mails;
407 resList.append(sr);
408 }
409
410 mResults.clear();
411}
412
413bool LdapClientSearch::isAvailable() const
414{
415 return !d->mNoLDAPLookup;
416}
417
418#include "moc_ldapclientsearch.cpp"
KConfigGroup::readEntry
QString readEntry(const char *key, const char *aDefault=nullptr) const
KDirWatch::addFile
void addFile(const QString &file)
KDirWatch::self
static KDirWatch * self()
KDirWatch::dirty
void dirty(const QString &path)
KLDAPCore::LdapClientSearch::LdapClientSearch
LdapClientSearch(QObject *parent=nullptr)
Creates a new ldap client search object.
Definition ldapclientsearch.cpp:70
KLDAPCore::LdapClientSearch::filter
QString filter() const
Returns the filter for the Query.
Definition ldapclientsearch.cpp:127
KLDAPCore::LdapClientSearch::updateCompletionWeights
void updateCompletionWeights()
Updates the completion weights for the configured LDAP clients from the configuration file.
Definition ldapclientsearch.cpp:114
KLDAPCore::LdapClientSearch::setAttributes
void setAttributes(const QStringList &)
Sets the attributes, that are queried the LDAP Server.
Definition ldapclientsearch.cpp:142
KLDAPCore::LdapClientSearch::clients
QList< KLDAPCore::LdapClient * > clients() const
Returns the list of configured LDAP clients.
Definition ldapclientsearch.cpp:122
KLDAPCore::LdapClientSearch::cancelSearch
void cancelSearch()
Cancels the currently running search query.
Definition ldapclientsearch.cpp:243
KLDAPCore::LdapClientSearch::isAvailable
bool isAvailable() const
Returns whether LDAP search is possible at all.
Definition ldapclientsearch.cpp:413
KLDAPCore::LdapClientSearch::~LdapClientSearch
~LdapClientSearch() override
Destroys the ldap client search object.
KLDAPCore::LdapClientSearch::searchDone
void searchDone()
This signal is emitted whenever the lookup is complete or the user has canceled the query.
KLDAPCore::LdapClientSearch::attributes
QStringList attributes() const
Returns the attributes, that are queried the LDAP Server.
Definition ldapclientsearch.cpp:137
KLDAPCore::LdapClientSearch::setFilter
void setFilter(const QString &)
Sets the filter for the Query.
Definition ldapclientsearch.cpp:132
KLDAPCore::LdapClientSearch::startSearch
void startSearch(const QString &query)
Starts the LDAP search on all configured LDAP clients with the given search query.
Definition ldapclientsearch.cpp:210
KLDAPCore::LdapClient
An object that represents a configured LDAP server.
Definition ldapclient.h:29
KLDAPCore::LdapClient::result
void result(const KLDAPCore::LdapClient &client, const KLDAPCore::LdapObject &)
This signal is emitted once for each object that is returned from the query.
KLDAPCore::LdapClient::error
void error(const QString &message)
This signal is emitted in case of an error.
KLDAPCore::LdapClient::setCompletionWeight
void setCompletionWeight(int weight)
Sets the completion weight of this client.
Definition ldapclient.cpp:272
KLDAPCore::LdapClient::done
void done()
This signal is emitted when the query has finished.
KLDAPCore::LdapObject
This class represents an LDAP Object.
Definition ldapobject.h:31
KGameDifficultyGUI::init
void init(KXmlGuiWindow *window, KGameDifficulty *difficulty=nullptr)
KGameStandardAction::name
QString name(GameStandardAction id)
KStandardAction::mail
QAction * mail(const QObject *recvr, const char *slot, QObject *parent)
QByteArray::constData
const char * constData() const const
QByteArray::first
QByteArray first(qsizetype n) const const
QByteArray::size
qsizetype size() const const
QList::append
void append(QList< T > &&value)
QList::isEmpty
bool isEmpty() const const
QMap::ConstIterator
ConstIterator
QMetaObject::invokeMethod
bool invokeMethod(QObject *context, Functor &&function, FunctorReturnType *ret)
QObject::Q_EMIT
Q_EMITQ_EMIT
QObject::connect
QMetaObject::Connection connect(const QObject *sender, PointerToMemberFunction signal, Functor functor)
QStandardPaths::writableLocation
QString writableLocation(StandardLocation type)
QString::arg
QString arg(Args &&... args) const const
QString::constBegin
const_iterator constBegin() const const
QString::fromUtf8
QString fromUtf8(QByteArrayView str)
QString::indexOf
qsizetype indexOf(QChar ch, qsizetype from, Qt::CaseSensitivity cs) const const
QString::isEmpty
bool isEmpty() const const
QString::mid
QString mid(qsizetype position, qsizetype n) const const
Qt::QueuedConnection
QueuedConnection
QTimer::timeout
void timeout()
KLDAPCore::LdapResultObject
Describes the result returned by an LdapClientSearch query.
Definition ldapclientsearch.h:24
KLDAPCore::LdapResult
Describes the result returned by an LdapClientSearch query.
Definition ldapclientsearch.h:35
KLDAPCore::LdapResult::clientNumber
int clientNumber
The client the contact comes from (used for sorting in a ldap-only lookup).
Definition ldapclientsearch.h:44
KLDAPCore::LdapResult::name
QString name
The full name of the contact.
Definition ldapclientsearch.h:42
KLDAPCore::LdapResult::completionWeight
int completionWeight
The weight of the contact (used for sorting in a completion list).
Definition ldapclientsearch.h:45
KLDAPCore::LdapResult::email
QStringList email
The list of emails of the contact.
Definition ldapclientsearch.h:43
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