MailTransport

smtpconfigwidget.cpp
1/*
2 SPDX-FileCopyrightText: 2009 Constantin Berzan <exit3219@gmail.com>
3
4 Based on MailTransport code by:
5 SPDX-FileCopyrightText: 2006-2007 Volker Krause <vkrause@kde.org>
6 SPDX-FileCopyrightText: 2007 KovoKs <kovoks@kovoks.nl>
7
8 Based on KMail code by:
9 SPDX-FileCopyrightText: 2001-2002 Michael Haeckel <haeckel@kde.org>
10
11 SPDX-License-Identifier: LGPL-2.0-or-later
12*/
13
14#include "smtpconfigwidget.h"
15using namespace Qt::Literals::StringLiterals;
16
17#include "ui_smtpsettings.h"
18
19#include "mailtransport_defs.h"
20#include "mailtransportplugin_smtp_debug.h"
21#include "servertest.h"
22#include "transport.h"
23#include "transportmanager.h"
24#include "widgets/transportactivitiesabstractplugin.h"
25#include "widgets/transportconfigwidget_p.h"
26
27#include <QAbstractButton>
28#include <QButtonGroup>
29
30#include <KAuthorized>
31#include <KLocalizedString>
32#include <KMessageBox>
33#include <KPluginFactory>
34#include <KPluginMetaData>
35#include <KProtocolInfo>
36
37using namespace MailTransport;
38
39class MailTransport::SMTPConfigWidgetPrivate : public TransportConfigWidgetPrivate
40{
41public:
42 ::Ui::SMTPSettings ui;
43
44 ServerTest *serverTest = nullptr;
45 QButtonGroup *encryptionGroup = nullptr;
46
47 // detected authentication capabilities
48 QList<int> noEncCapa, sslCapa, tlsCapa;
49
50 bool serverTestFailed;
51
52 static void addAuthenticationItem(QComboBox *combo, int authenticationType)
53 {
54 combo->addItem(Transport::authenticationTypeString(authenticationType), QVariant(authenticationType));
55 }
56
57 void resetAuthCapabilities()
58 {
59 noEncCapa.clear();
60 noEncCapa << Transport::EnumAuthenticationType::LOGIN << Transport::EnumAuthenticationType::PLAIN << Transport::EnumAuthenticationType::CRAM_MD5
61 << Transport::EnumAuthenticationType::DIGEST_MD5 << Transport::EnumAuthenticationType::NTLM << Transport::EnumAuthenticationType::GSSAPI
62 << Transport::EnumAuthenticationType::XOAUTH2;
63 sslCapa = tlsCapa = noEncCapa;
64 updateAuthCapbilities();
65 }
66
67 void enablePasswordLine()
68 {
69 ui.password->setEnabled(ui.kcfg_storePassword->isChecked());
70 }
71
72 void updateAuthCapbilities()
73 {
74 if (serverTestFailed) {
75 return;
76 }
77
78 QList<int> capa = noEncCapa;
79 if (ui.encryptionSsl->isChecked()) {
80 capa = sslCapa;
81 } else if (ui.encryptionTls->isChecked()) {
82 capa = tlsCapa;
83 }
84
85 ui.authCombo->clear();
86 for (int authType : std::as_const(capa)) {
87 addAuthenticationItem(ui.authCombo, authType);
88 }
89
90 if (transport->isValid()) {
91 const int idx = ui.authCombo->findData(transport->authenticationType());
92
93 if (idx != -1) {
94 ui.authCombo->setCurrentIndex(idx);
95 }
96 }
97
98 if (capa.isEmpty()) {
99 ui.noAuthPossible->setVisible(true);
100 ui.kcfg_requiresAuthentication->setChecked(false);
101 ui.kcfg_requiresAuthentication->setEnabled(false);
102 ui.kcfg_requiresAuthentication->setVisible(false);
103 ui.authCombo->setEnabled(false);
104 ui.authLabel->setEnabled(false);
105 } else {
106 ui.noAuthPossible->setVisible(false);
107 ui.kcfg_requiresAuthentication->setEnabled(true);
108 ui.kcfg_requiresAuthentication->setVisible(true);
109 ui.authCombo->setEnabled(true);
110 ui.authLabel->setEnabled(true);
111 enablePasswordLine();
112 }
113 }
114};
115
116SMTPConfigWidget::SMTPConfigWidget(Transport *transport, QWidget *parent)
117 : TransportConfigWidget(*new SMTPConfigWidgetPrivate, transport, parent)
118{
119 init();
120}
121
122static void checkHighestEnabledButton(QButtonGroup *group)
123{
124 Q_ASSERT(group);
125
126 for (int i = group->buttons().count() - 1; i >= 0; --i) {
127 QAbstractButton *b = group->buttons().at(i);
128 if (b && b->isEnabled()) {
129 b->animateClick();
130 return;
131 }
132 }
133}
134
135void SMTPConfigWidget::init()
136{
137 Q_D(SMTPConfigWidget);
138 d->serverTest = nullptr;
139
140 connect(TransportManager::self(), &TransportManager::passwordsChanged, this, &SMTPConfigWidget::passwordsLoaded);
141
142 d->serverTestFailed = false;
143
144 d->ui.setupUi(this);
145 d->ui.tabWidget->tabBar()->setExpanding(true);
146 d->ui.password->setRevealPasswordMode(KAuthorized::authorize(QStringLiteral("lineedit_reveal_password")) ? KPassword::RevealMode::OnlyNew
147 : KPassword::RevealMode::Never);
148 d->manager->addWidget(this); // otherwise it doesn't find out about these widgets
149 d->manager->updateWidgets();
150
151 d->ui.password->setWhatsThis(i18n("The password to send to the server for authorization."));
152
153 d->ui.kcfg_userName->setClearButtonEnabled(true);
154 d->encryptionGroup = new QButtonGroup(this);
155 d->encryptionGroup->addButton(d->ui.encryptionNone, Transport::EnumEncryption::None);
156 d->encryptionGroup->addButton(d->ui.encryptionSsl, Transport::EnumEncryption::SSL);
157 d->encryptionGroup->addButton(d->ui.encryptionTls, Transport::EnumEncryption::TLS);
158
159 d->ui.encryptionNone->setChecked(d->transport->encryption() == Transport::EnumEncryption::None);
160 d->ui.encryptionSsl->setChecked(d->transport->encryption() == Transport::EnumEncryption::SSL);
161 d->ui.encryptionTls->setChecked(d->transport->encryption() == Transport::EnumEncryption::TLS);
162
163 d->ui.checkCapabilitiesProgress->setFormat(i18nc("Percent value; %p is the value, % is the percent sign", "%p%"));
164
165 d->resetAuthCapabilities();
166
167 if (!KProtocolInfo::capabilities(SMTP_PROTOCOL).contains("SASL"_L1)) {
168 d->ui.authCombo->removeItem(d->ui.authCombo->findData(Transport::EnumAuthenticationType::NTLM));
169 d->ui.authCombo->removeItem(d->ui.authCombo->findData(Transport::EnumAuthenticationType::GSSAPI));
170 }
171
172 connect(d->ui.checkCapabilities, &QPushButton::clicked, this, &SMTPConfigWidget::checkSmtpCapabilities);
173 connect(d->ui.kcfg_host, &QLineEdit::textChanged, this, &SMTPConfigWidget::hostNameChanged);
174
175 connect(d->encryptionGroup, &QButtonGroup::buttonClicked, this, &SMTPConfigWidget::encryptionAbstractButtonChanged);
176 connect(d->ui.kcfg_requiresAuthentication, &QCheckBox::toggled, this, &SMTPConfigWidget::ensureValidAuthSelection);
177 connect(d->ui.kcfg_storePassword, &QCheckBox::toggled, this, &SMTPConfigWidget::enablePasswordLine);
178 if (!d->transport->isValid()) {
179 checkHighestEnabledButton(d->encryptionGroup);
180 }
181
182 // load the password
183 d->transport->updatePasswordState();
184 if (d->transport->isComplete()) {
185 d->ui.password->setPassword(d->transport->password());
186 } else {
187 if (d->transport->requiresAuthentication()) {
188 TransportManager::self()->loadPasswordsAsync();
189 }
190 }
191
192 hostNameChanged(d->transport->host());
193
194 const KPluginMetaData editWidgetPlugin(QStringLiteral("pim6/mailtransportactivities/kmailtransportactivitiesplugin"));
195
196 const auto result = KPluginFactory::instantiatePlugin<MailTransport::TransportActivitiesAbstractPlugin>(editWidgetPlugin);
197 if (result) {
198 mTransportActivitiesPlugin = result.plugin;
199 }
200 if (mTransportActivitiesPlugin) {
201 d->ui.tabWidget->addTab(mTransportActivitiesPlugin, i18n("Activities"));
202 TransportActivitiesAbstractPlugin::ActivitySettings settings{
203 d->transport->activities(),
204 d->transport->activitiesEnabled(),
205 };
206 mTransportActivitiesPlugin->setActivitiesSettings(settings);
207 }
208}
209
210void SMTPConfigWidget::enablePasswordLine()
211{
212 Q_D(SMTPConfigWidget);
213 d->enablePasswordLine();
214}
215
216void SMTPConfigWidget::checkSmtpCapabilities()
217{
218 Q_D(SMTPConfigWidget);
219
220 d->serverTest = new ServerTest(this);
221 d->serverTest->setProtocol(SMTP_PROTOCOL);
222 d->serverTest->setServer(d->ui.kcfg_host->text().trimmed());
223 if (d->ui.kcfg_specifyHostname->isChecked()) {
224 d->serverTest->setFakeHostname(d->ui.kcfg_localHostname->text());
225 }
226 QAbstractButton *encryptionChecked = d->encryptionGroup->checkedButton();
227 if (encryptionChecked == d->ui.encryptionNone) {
228 d->serverTest->setPort(Transport::EnumEncryption::None, d->ui.kcfg_port->value());
229 } else if (encryptionChecked == d->ui.encryptionSsl) {
230 d->serverTest->setPort(Transport::EnumEncryption::SSL, d->ui.kcfg_port->value());
231 }
232 d->serverTest->setProgressBar(d->ui.checkCapabilitiesProgress);
233 d->ui.checkCapabilitiesStack->setCurrentIndex(1);
234 qApp->setOverrideCursor(Qt::BusyCursor);
235
236 connect(d->serverTest, &ServerTest::finished, this, &SMTPConfigWidget::slotTestFinished);
237 connect(d->serverTest, &ServerTest::finished, qApp, []() {
238 qApp->restoreOverrideCursor();
239 });
240 d->ui.checkCapabilities->setEnabled(false);
241 d->serverTest->start();
242 d->serverTestFailed = false;
243}
244
245void SMTPConfigWidget::apply()
246{
247 Q_D(SMTPConfigWidget);
248 Q_ASSERT(d->manager);
249 d->manager->updateSettings();
250 if (!d->ui.kcfg_storePassword->isChecked() && d->ui.kcfg_requiresAuthentication->isChecked()) {
251 // Delete stored password
252 TransportManager::self()->removePasswordFromWallet(d->transport->id());
253 }
254 d->transport->setPassword(d->ui.password->password());
255
256 KConfigGroup group(d->transport->config(), d->transport->currentGroup());
257 const int index = d->ui.authCombo->currentIndex();
258 if (index >= 0) {
259 group.writeEntry("authtype", d->ui.authCombo->itemData(index).toInt());
260 }
261
262 if (d->ui.encryptionNone->isChecked()) {
263 d->transport->setEncryption(Transport::EnumEncryption::None);
264 } else if (d->ui.encryptionSsl->isChecked()) {
265 d->transport->setEncryption(Transport::EnumEncryption::SSL);
266 } else if (d->ui.encryptionTls->isChecked()) {
267 d->transport->setEncryption(Transport::EnumEncryption::TLS);
268 }
269
270 if (mTransportActivitiesPlugin) {
271 const TransportActivitiesAbstractPlugin::ActivitySettings settings = mTransportActivitiesPlugin->activitiesSettings();
272 d->transport->setActivities(settings.activities);
273 d->transport->setActivitiesEnabled(settings.enabled);
274 }
275
276 TransportConfigWidget::apply();
277}
278
279void SMTPConfigWidget::passwordsLoaded()
280{
281 Q_D(SMTPConfigWidget);
282
283 // Load the password from the original to our cloned copy
284 d->transport->updatePasswordState();
285
286 if (d->ui.password->password().isEmpty()) {
287 d->ui.password->setPassword(d->transport->password());
288 }
289}
290
291void SMTPConfigWidget::slotTestFinished(const QList<int> &results)
292{
293 Q_D(SMTPConfigWidget);
294
295 d->ui.checkCapabilitiesStack->setCurrentIndex(0);
296
297 d->ui.checkCapabilities->setEnabled(true);
298 d->serverTest->deleteLater();
299
300 // If the servertest did not find any usable authentication modes, assume the
301 // connection failed and don't disable any of the radioboxes.
302 if (results.isEmpty()) {
303 KMessageBox::error(this,
304 i18n("Failed to check capabilities. Please verify port and authentication mode."),
305 i18nc("@title:window", "Check Capabilities Failed"));
306 d->serverTestFailed = true;
307 d->serverTest->deleteLater();
308 return;
309 }
310
311 // encryption method
312 d->ui.encryptionNone->setEnabled(results.contains(Transport::EnumEncryption::None));
313 d->ui.encryptionSsl->setEnabled(results.contains(Transport::EnumEncryption::SSL));
314 d->ui.encryptionTls->setEnabled(results.contains(Transport::EnumEncryption::TLS));
315 checkHighestEnabledButton(d->encryptionGroup);
316
317 d->noEncCapa = d->serverTest->normalProtocols();
318 if (d->ui.encryptionTls->isEnabled()) {
319 d->tlsCapa = d->serverTest->tlsProtocols();
320 } else {
321 d->tlsCapa.clear();
322 }
323 d->sslCapa = d->serverTest->secureProtocols();
324 d->updateAuthCapbilities();
325 // Show correct port from capabilities.
326 if (d->ui.encryptionSsl->isEnabled()) {
327 const int portValue = d->serverTest->port(Transport::EnumEncryption::SSL);
328 d->ui.kcfg_port->setValue(portValue == -1 ? SMTPS_PORT : portValue);
329 } else if (d->ui.encryptionNone->isEnabled()) {
330 const int portValue = d->serverTest->port(Transport::EnumEncryption::None);
331 d->ui.kcfg_port->setValue(portValue == -1 ? SMTP_PORT : portValue);
332 }
333 d->serverTest->deleteLater();
334}
335
336void SMTPConfigWidget::hostNameChanged(const QString &text)
337{
338 // TODO: really? is this done at every change? wtf
339
340 Q_D(SMTPConfigWidget);
341
342 // sanitize hostname...
343 const int pos = d->ui.kcfg_host->cursorPosition();
344 d->ui.kcfg_host->blockSignals(true);
345 d->ui.kcfg_host->setText(text.trimmed());
346 d->ui.kcfg_host->blockSignals(false);
347 d->ui.kcfg_host->setCursorPosition(pos);
348
349 d->resetAuthCapabilities();
350 if (d->encryptionGroup) {
351 for (int i = 0; i < d->encryptionGroup->buttons().count(); ++i) {
352 d->encryptionGroup->buttons().at(i)->setEnabled(true);
353 }
354 }
355}
356
357void SMTPConfigWidget::ensureValidAuthSelection()
358{
359 Q_D(SMTPConfigWidget);
360
361 // adjust available authentication methods
362 d->updateAuthCapbilities();
363 d->enablePasswordLine();
364}
365
366void SMTPConfigWidget::encryptionAbstractButtonChanged(QAbstractButton *button)
367{
368 Q_D(SMTPConfigWidget);
369 if (button) {
370 encryptionChanged(d->encryptionGroup->id(button));
371 }
372}
373
374void SMTPConfigWidget::encryptionChanged(int enc)
375{
376 Q_D(SMTPConfigWidget);
377 qCDebug(MAILTRANSPORT_SMTP_LOG) << enc;
378
379 // adjust port
380 if (enc == Transport::EnumEncryption::SSL) {
381 if (d->ui.kcfg_port->value() == SMTP_PORT) {
382 d->ui.kcfg_port->setValue(SMTPS_PORT);
383 }
384 } else {
385 if (d->ui.kcfg_port->value() == SMTPS_PORT) {
386 d->ui.kcfg_port->setValue(SMTP_PORT);
387 }
388 }
389
390 ensureValidAuthSelection();
391}
392
393#include "moc_smtpconfigwidget.cpp"
KAuthorized::authorize
static Q_INVOKABLE bool authorize(const QString &action)
KConfigGroup::writeEntry
void writeEntry(const char *key, const char *value, WriteConfigFlags pFlags=Normal)
MailTransport::ServerTest
This class can be used to test certain server to see if they support stuff.
Definition servertest.h:30
MailTransport::ServerTest::finished
void finished(const QList< int > &)
This will be emitted when the test is done.
MailTransport::TransportConfigWidget::apply
virtual void apply()
Saves the transport's settings.
Definition transportconfigwidget.cpp:56
MailTransport::TransportManager::loadPasswordsAsync
void loadPasswordsAsync()
Tries to load passwords asynchronously from KWallet if needed.
Definition transportmanager.cpp:533
MailTransport::TransportManager::passwordsChanged
void passwordsChanged()
Emitted when passwords have been loaded from the wallet.
MailTransport::TransportManager::self
static TransportManager * self()
Returns the TransportManager instance.
Definition transportmanager.cpp:131
MailTransport::Transport
Represents the settings of a specific mail transport.
Definition transport.h:33
MailTransport::Transport::authenticationTypeString
QString authenticationTypeString() const
Returns a string representation of the authentication type.
Definition transport.cpp:110
i18nc
QString i18nc(const char *context, const char *text, const TYPE &arg...)
i18n
QString i18n(const char *text, const TYPE &arg...)
mailtransport_defs.h
Internal file containing constant definitions etc.
KMessageBox::error
void error(QWidget *parent, const QString &text, const QString &title, const KGuiItem &buttonOk, Options options=Notify)
QCA::init
QCA_EXPORT void init()
QAbstractButton::clicked
void clicked(bool checked)
QAbstractButton::toggled
void toggled(bool checked)
QButtonGroup::buttonClicked
void buttonClicked(QAbstractButton *button)
QButtonGroup::buttons
QList< QAbstractButton * > buttons() const const
QComboBox::addItem
void addItem(const QIcon &icon, const QString &text, const QVariant &userData)
QLineEdit::textChanged
void textChanged(const QString &text)
QList::clear
void clear()
QList::contains
bool contains(const AT &value) const const
QList::isEmpty
bool isEmpty() const const
QObject::connect
QMetaObject::Connection connect(const QObject *sender, PointerToMemberFunction signal, Functor functor)
QString::trimmed
QString trimmed() const const
Qt::BusyCursor
BusyCursor
QWidget::isEnabled
bool isEnabled() const const
Q_D
Q_D(Todo)
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