kgpg

keyinfodialog.cpp

00001 /***************************************************************************
00002                           keyinfodialog.cpp  -  description
00003                              -------------------
00004     begin                : Mon Nov 18 2002
00005     copyright          : (C) 2002 by Jean-Baptiste Mardelle
00006     email                : bj@altern.org
00007  ***************************************************************************/
00008 
00009 /***************************************************************************
00010  *                                                                         *
00011  *   This program is free software; you can redistribute it and/or modify  *
00012  *   it under the terms of the GNU General Public License as published by  *
00013  *   the Free Software Foundation; either version 2 of the License, or     *
00014  *   (at your option) any later version.                                   *
00015  *                                                                         *
00016  ***************************************************************************/
00017 
00018 #include "keyinfodialog.h"
00019 
00020 #include <QGridLayout>
00021 #include <QHBoxLayout>
00022 #include <QVBoxLayout>
00023 #include <QPushButton>
00024 #include <QGroupBox>
00025 #include <QCheckBox>
00026 #include <QPainter>
00027 #include <QPixmap>
00028 #include <QImage>
00029 
00030 #include <KToolInvocation>
00031 #include <KPassivePopup>
00032 #include <KDatePicker>
00033 #include <KMessageBox>
00034 #include <KUrlLabel>
00035 #include <KStandardDirs>
00036 #include <KIconEffect>
00037 #include <KLocale>
00038 
00039 #include "kgpginterface.h"
00040 #include "convert.h"
00041 #include "images.h"
00042 
00043 using namespace KgpgCore;
00044 
00045 KgpgTrustLabel::KgpgTrustLabel(QWidget *parent, const QString &text, const QColor &color)
00046               : QWidget(parent)
00047 {
00048     m_text_w = new QLabel(this);
00049     m_text_w->setTextInteractionFlags(Qt::TextSelectableByMouse);
00050 
00051     m_color_w = new QLabel(this);
00052     m_color_w->setLineWidth(1);
00053     m_color_w->setFrameShape(QFrame::Box);
00054     m_color_w->setAutoFillBackground(true);
00055 
00056     QHBoxLayout *layout = new QHBoxLayout(this);
00057     layout->setSpacing(0);
00058     layout->setMargin(2);
00059     layout->addWidget(m_text_w);
00060     layout->addWidget(m_color_w);
00061 
00062     m_text = text;
00063     m_color = color;
00064     change();
00065 }
00066 
00067 void KgpgTrustLabel::setText(const QString &text)
00068 {
00069     m_text = text;
00070     change();
00071 }
00072 
00073 void KgpgTrustLabel::setColor(const QColor &color)
00074 {
00075     m_color = color;
00076     change();
00077 }
00078 
00079 QString KgpgTrustLabel::text() const
00080 {
00081     return m_text;
00082 }
00083 
00084 QColor KgpgTrustLabel::color() const
00085 {
00086     return m_color;
00087 }
00088 
00089 void KgpgTrustLabel::change()
00090 {
00091     m_text_w->setText(m_text);
00092 
00093     QPalette palette = m_color_w->palette();
00094     palette.setColor(m_color_w->backgroundRole(), m_color);
00095     m_color_w->setPalette(palette);
00096 }
00097 
00098 KgpgDateDialog::KgpgDateDialog(QWidget *parent, const bool &unlimited, QDate date)
00099               : KDialog(parent)
00100 {
00101     setCaption(i18n("Choose New Expiration"));
00102     setButtons(Ok | Cancel);
00103     setDefaultButton(Ok);
00104     setModal(true);
00105 
00106     QWidget *page = new QWidget(this);
00107     m_unlimited = new QCheckBox(i18nc("Key has unlimited lifetime", "Unlimited"), page);
00108 
00109     if (unlimited)
00110         date = QDate::currentDate();
00111 
00112     m_datepicker = new KDatePicker(date, page);
00113     if (unlimited)
00114     {
00115         m_datepicker->setEnabled(false);
00116         m_unlimited->setChecked(true);
00117     }
00118 
00119     QVBoxLayout *layout = new QVBoxLayout(page);
00120     layout->setSpacing(3);
00121     layout->addWidget(m_datepicker);
00122     layout->addWidget(m_unlimited);
00123 
00124     connect(m_unlimited, SIGNAL(toggled(bool)), this, SLOT(slotEnableDate(bool)));
00125     connect(m_datepicker, SIGNAL(dateChanged(QDate)), this, SLOT(slotCheckDate(QDate)));
00126     connect(m_datepicker, SIGNAL(dateEntered(QDate)), this, SLOT(slotCheckDate(QDate)));
00127 
00128     setMainWidget(page);
00129     show();
00130 }
00131 
00132 QDate KgpgDateDialog::date() const
00133 {
00134     return m_datepicker->date();
00135 }
00136 
00137 bool KgpgDateDialog::unlimited() const
00138 {
00139     return m_unlimited->isChecked();
00140 }
00141 
00142 void KgpgDateDialog::slotCheckDate(const QDate &date)
00143 {
00144     enableButtonOk(date >= QDate::currentDate());
00145 }
00146 
00147 void KgpgDateDialog::slotEnableDate(const bool &ison)
00148 {
00149     if (ison)
00150     {
00151         m_datepicker->setEnabled(false);
00152         enableButtonOk(true);
00153     }
00154     else
00155     {
00156         m_datepicker->setEnabled(true);
00157         enableButtonOk(m_datepicker->date() >= QDate::currentDate());
00158     }
00159 }
00160 
00161 KgpgKeyInfo::KgpgKeyInfo(const QString &keyid, QWidget *parent)
00162            : KDialog(parent)
00163 {
00164     setButtons(Close);
00165     setDefaultButton(Close);
00166     setModal(true);
00167 
00168     m_keyid = keyid;
00169     m_keywaschanged = false;
00170 
00171     QWidget *page = new QWidget(this);
00172     QWidget *top = new QWidget(page);
00173     QWidget *right = new QWidget(top);
00174 
00175     QGroupBox *gr_properties = _keypropertiesGroup(top);
00176     QGroupBox *gr_photo = _photoGroup(right);
00177     QGroupBox *gr_buttons = _buttonsGroup(right);
00178     QGroupBox *gr_fingerprint = _fingerprintGroup(page);
00179 
00180     QVBoxLayout *layout_right = new QVBoxLayout(right);
00181     layout_right->setSpacing(spacingHint());
00182     layout_right->setMargin(0);
00183     layout_right->addWidget(gr_photo);
00184     layout_right->addWidget(gr_buttons);
00185 
00186     QHBoxLayout *layout_top = new QHBoxLayout(top);
00187     layout_top->setSpacing(spacingHint());
00188     layout_top->setMargin(0);
00189     layout_top->addWidget(gr_properties);
00190     layout_top->addWidget(right);
00191 
00192     QVBoxLayout *layout_page = new QVBoxLayout(page);
00193     layout_page->setSpacing(spacingHint());
00194     layout_page->setMargin(0);
00195     layout_page->addWidget(top);
00196     layout_page->addWidget(gr_fingerprint);
00197 
00198     setMainWidget(page);
00199 
00200     connect(m_owtrust, SIGNAL(activated(int)), this, SLOT(slotChangeTrust(int)));
00201     connect(m_photoid, SIGNAL(activated (const QString &)), this, SLOT(slotLoadPhoto(const QString &)));
00202     connect(m_email, SIGNAL(leftClickedUrl(const QString &)), this, SLOT(slotOpenUrl(const QString &)));
00203     connect(this, SIGNAL(closeClicked()), this, SLOT(slotPreOk()));
00204 
00205     loadKey();
00206     if (!m_hasphoto)
00207         m_photoid->setEnabled(false);
00208     else
00209         slotLoadPhoto(m_photoid->currentText());
00210 }
00211 
00212 QGroupBox* KgpgKeyInfo::_keypropertiesGroup(QWidget *parent)
00213 {
00214     QGroupBox *group = new QGroupBox(i18n("Key properties"), parent);
00215 
00216     /************************/
00217     /* --- name / email --- */
00218 
00219     QWidget *widget_name = new QWidget(group);
00220 
00221     m_name = new QLabel(widget_name);
00222     m_name->setTextInteractionFlags(Qt::TextSelectableByMouse);
00223 
00224     m_email = new KUrlLabel(widget_name);
00225     m_email->setUnderline(false);
00226     m_email->setTextInteractionFlags(Qt::TextSelectableByMouse);
00227 
00228     /**********************/
00229     /* --- properties --- */
00230 
00231     QWidget *widget_properties = new QWidget(group);
00232 
00233     QLabel *tl_id = new QLabel(i18n("Key ID:"), widget_properties);
00234     QLabel *tl_comment = new QLabel(i18n("Comment:"), widget_properties);
00235     QLabel *tl_creation = new QLabel(i18n("Creation:"), widget_properties);
00236     QLabel *tl_expiration = new QLabel(i18n("Expiration:"), widget_properties);
00237     QLabel *tl_trust = new QLabel(i18n("Trust:"), widget_properties);
00238     QLabel *tl_owtrust = new QLabel(i18n("Owner trust:"), widget_properties);
00239     QLabel *tl_algorithm = new QLabel(i18n("Algorithm:"), widget_properties);
00240     QLabel *tl_length = new QLabel(i18n("Length:"), widget_properties);
00241 
00242     m_id = new QLabel(widget_properties);
00243     m_comment = new QLabel(widget_properties);
00244     m_creation = new QLabel(widget_properties);
00245     m_expiration = new QLabel(widget_properties);
00246     m_trust = new KgpgTrustLabel(widget_properties);
00247     m_owtrust = new KComboBox(widget_properties);
00248     m_algorithm = new QLabel(widget_properties);
00249     m_length = new QLabel(widget_properties);
00250 
00251     m_owtrust->addItem(i18n("Don't Know"));
00252     m_owtrust->addItem(i18n("Do NOT Trust"));
00253     m_owtrust->addItem(i18n("Marginally"));
00254     m_owtrust->addItem(i18n("Fully"));
00255     m_owtrust->addItem(i18n("Ultimately"));
00256 
00257     m_id->setTextInteractionFlags(Qt::TextSelectableByMouse);
00258     m_comment->setTextInteractionFlags(Qt::TextSelectableByMouse);
00259     m_creation->setTextInteractionFlags(Qt::TextSelectableByMouse);
00260     m_expiration->setTextInteractionFlags(Qt::TextSelectableByMouse);
00261     m_algorithm->setTextInteractionFlags(Qt::TextSelectableByMouse);
00262     m_length->setTextInteractionFlags(Qt::TextSelectableByMouse);
00263 
00264     QHBoxLayout *layout_name = new QHBoxLayout(widget_name);
00265     layout_name->setMargin(0);
00266     layout_name->setSpacing(spacingHint());
00267     layout_name->addWidget(m_name);
00268     layout_name->addWidget(m_email);
00269     layout_name->addStretch();
00270 
00271     QGridLayout *layout_properties = new QGridLayout(widget_properties);
00272     layout_properties->setMargin(0);
00273     layout_properties->setSpacing(spacingHint());
00274     layout_properties->addWidget(tl_id, 0, 0, Qt::AlignRight);
00275     layout_properties->addWidget(m_id, 0, 1);
00276     layout_properties->addWidget(tl_comment, 1, 0, Qt::AlignRight);
00277     layout_properties->addWidget(m_comment, 1, 1);
00278     layout_properties->addWidget(tl_creation, 2, 0, Qt::AlignRight);
00279     layout_properties->addWidget(m_creation, 2, 1);
00280     layout_properties->addWidget(tl_expiration, 3, 0, Qt::AlignRight);
00281     layout_properties->addWidget(m_expiration, 3, 1);
00282     layout_properties->addWidget(tl_trust, 4, 0, Qt::AlignRight);
00283     layout_properties->addWidget(m_trust, 4, 1);
00284     layout_properties->addWidget(tl_owtrust, 5, 0, Qt::AlignRight);
00285     layout_properties->addWidget(m_owtrust, 5, 1);
00286     layout_properties->addWidget(tl_algorithm, 6, 0, Qt::AlignRight);
00287     layout_properties->addWidget(m_algorithm, 6, 1);
00288     layout_properties->addWidget(tl_length, 7, 0, Qt::AlignRight);
00289     layout_properties->addWidget(m_length, 7, 1);
00290     layout_properties->setColumnStretch(1, 1);
00291     layout_properties->setRowStretch(8, 1);
00292 
00293     QVBoxLayout *layout_keyproperties = new QVBoxLayout(group);
00294     layout_keyproperties->addWidget(widget_name);
00295     layout_keyproperties->addWidget(widget_properties);
00296 
00297     return group;
00298 }
00299 
00300 QGroupBox* KgpgKeyInfo::_photoGroup(QWidget *parent)
00301 {
00302     QGroupBox *group = new QGroupBox(i18n("Photo"), parent);
00303     m_photo = new QLabel(i18n("No Photo"), group);
00304     m_photoid = new KComboBox(group);
00305 
00306     m_photo->setMinimumSize(120, 140);
00307     m_photo->setMaximumSize(32767, 140);
00308     m_photo->setLineWidth(2);
00309     m_photo->setAlignment(Qt::AlignCenter);
00310     m_photo->setFrameShape(QFrame::Box);
00311     m_photo->setWhatsThis("<qt><b>Photo:</b><p>A photo can be included with a public key for extra security. The photo can be used as an additional method of authenticating the key. However, it should not be relied upon as the only form of authentication.</p></qt>");
00312 
00313     QVBoxLayout *layout = new QVBoxLayout(group);
00314     layout->setMargin(marginHint());
00315     layout->setSpacing(spacingHint());
00316     layout->addWidget(m_photo);
00317     layout->addWidget(m_photoid);
00318     layout->addStretch();
00319 
00320     return group;
00321 }
00322 
00323 QGroupBox* KgpgKeyInfo::_buttonsGroup(QWidget *parent)
00324 {
00325     KgpgInterface *interface = new KgpgInterface();
00326     KgpgKeyList keys = interface->readSecretKeys(QStringList(m_keyid));
00327     delete interface;
00328     bool isscretkey = keys.size() != 0;
00329 
00330     QPushButton *expiration = 0;
00331     QPushButton *password = 0;
00332 
00333     QGroupBox *group = new QGroupBox(parent);
00334     m_disable = new QCheckBox(i18n("Disable key"), group);
00335 
00336     if (isscretkey)
00337     {
00338         expiration = new QPushButton(i18n("Change Expiration..."), group);
00339         password = new QPushButton(i18n("Change Passphrase..."), group);
00340 
00341         connect(expiration, SIGNAL(clicked()), this, SLOT(slotChangeDate()));
00342         connect(password, SIGNAL(clicked()), this, SLOT(slotChangePass()));
00343     }
00344     connect(m_disable, SIGNAL(toggled(bool)), this, SLOT(slotDisableKey(bool)));
00345 
00346     QVBoxLayout *layout = new QVBoxLayout(group);
00347     layout->setMargin(marginHint());
00348     layout->setSpacing(spacingHint());
00349     layout->addWidget(m_disable);
00350 
00351     if (isscretkey)
00352     {
00353         layout->addWidget(expiration);
00354         layout->addWidget(password);
00355     }
00356 
00357     return group;
00358 }
00359 
00360 QGroupBox* KgpgKeyInfo::_fingerprintGroup(QWidget *parent)
00361 {
00362     QGroupBox *group = new QGroupBox(i18n("Fingerprint"), parent);
00363     m_fingerprint = new QLabel(group);
00364     m_fingerprint->setTextInteractionFlags(Qt::TextSelectableByMouse);
00365 
00366     QVBoxLayout *layout = new QVBoxLayout(group);
00367     layout->setMargin(marginHint());
00368     layout->setSpacing(spacingHint());
00369     layout->addWidget(m_fingerprint);
00370 
00371     return group;
00372 }
00373 
00374 void KgpgKeyInfo::loadKey()
00375 {
00376     KgpgInterface *interface = new KgpgInterface();
00377     KgpgKeyList listkeys = interface->readPublicKeys(true, m_keyid);
00378     delete interface;
00379 
00380     KgpgKey key = listkeys.at(0);
00381     KgpgKeySub subkey;
00382 
00383     // Get the first encryption subkey
00384     KgpgKeySubListPtr sublist = key.subList();
00385     for (int i = 0; i < sublist->count(); ++i)
00386     {
00387         KgpgKeySub temp = sublist->at(i);
00388         if (temp.type() == SKT_ENCRYPTION)
00389         {
00390             subkey = temp;
00391             break;
00392         }
00393     }
00394 
00395     QString name = key.name();
00396     setCaption(name);
00397     m_name->setText("<qt><b>" + name + "</b></qt>");
00398 
00399     if (key.email().isEmpty())
00400     {
00401         m_email->setText(i18nc("no email address", "none"));
00402         m_email->setUrl("");
00403     }
00404     else
00405     {
00406         m_email->setText("<qt><b>&lt;" + key.email() + "&gt;</b></qt>");
00407         m_email->setUrl("mailto:" + key.email());
00408     }
00409 
00410     KgpgKeyTrust keytrust = key.valid() ? key.trust() : TRUST_DISABLED;
00411     QString tr = Convert::toString(keytrust);
00412     QColor trustcolor = Convert::toColor(keytrust);
00413 
00414     m_id->setText(key.fullId());
00415     m_algorithm->setText(Convert::toString(key.algorithm()) + " / " + Convert::toString(subkey.algorithm()));
00416     m_algorithm->setWhatsThis("<qt>The left part is the algorithm used by the <b>signature</b> key. The right part is the algorithm used by the <b>encryption</b> key.</qt>");
00417     m_creation->setText(key.creation());
00418     m_expiration->setText(key.expiration());
00419     m_trust->setText(tr);
00420     m_trust->setColor(trustcolor);
00421     m_length->setText(QString::number(key.size()) + " / " + QString::number(subkey.size()));
00422     m_length->setWhatsThis("<qt>The left part is the size of the <b>signature</b> key. The right part is the size of the <b>encryption</b> key.</qt>");
00423     m_fingerprint->setText(key.fingerprintBeautified());
00424 
00425     if (key.comment().isEmpty())
00426         m_comment->setText(i18nc("no key comment", "none"));
00427     else
00428         m_comment->setText(key.comment());
00429 
00430     QStringList photolist = key.photoList();
00431     m_photoid->clear();
00432     if (photolist.isEmpty())
00433     {
00434         m_photoid->setVisible(false);
00435         m_hasphoto = false;
00436     }
00437     else
00438     {
00439         m_photoid->setVisible(true);
00440         m_hasphoto = true;
00441         m_photoid->addItems(photolist);
00442     }
00443 
00444     switch (key.ownerTrust())
00445     {
00446         case OWTRUST_NONE:
00447             m_owtrust->setCurrentIndex(1);
00448             break;
00449 
00450         case OWTRUST_MARGINAL:
00451             m_owtrust->setCurrentIndex(2);
00452             break;
00453 
00454         case OWTRUST_FULL:
00455             m_owtrust->setCurrentIndex(3);
00456             break;
00457 
00458         case OWTRUST_ULTIMATE:
00459             m_owtrust->setCurrentIndex(4);
00460             break;
00461 
00462         case OWTRUST_UNDEFINED:
00463         default:
00464             m_owtrust->setCurrentIndex(0);
00465             break;
00466     }
00467 
00468     if (!key.valid())
00469         m_disable->setChecked(true);
00470 
00471     m_isunlimited = key.unlimited();
00472     m_expirationdate = key.expirationDate();
00473 }
00474 
00475 void KgpgKeyInfo::slotOpenUrl(const QString &url) const
00476 {
00477     KToolInvocation::invokeBrowser(url);
00478 }
00479 
00480 void KgpgKeyInfo::slotLoadPhoto(const QString &uid)
00481 {
00482     KgpgInterface *interface = new KgpgInterface();
00483     connect(interface, SIGNAL(loadPhotoFinished(QPixmap, KgpgInterface*)), this, SLOT(slotSetPhoto(QPixmap, KgpgInterface*)));
00484     interface->loadPhoto(m_keyid, uid);
00485 }
00486 
00487 void KgpgKeyInfo::slotSetPhoto(const QPixmap &pixmap, KgpgInterface *interface)
00488 {
00489     delete interface;
00490 
00491     QImage img = pixmap.toImage();
00492     QPixmap pix = QPixmap::fromImage(img.scaled(m_photo->width(), m_photo->height(), Qt::KeepAspectRatio));
00493     m_photo->setPixmap(pix);
00494 }
00495 
00496 void KgpgKeyInfo::slotPreOk()
00497 {
00498     if (m_keywaschanged)
00499         emit keyNeedsRefresh(m_keyid);
00500     accept();
00501 }
00502 
00503 void KgpgKeyInfo::slotChangeDate()
00504 {
00505     KgpgDateDialog *dialog = new KgpgDateDialog(this, m_isunlimited, m_expirationdate);
00506     if (dialog->exec() == QDialog::Accepted)
00507     {
00508         KgpgInterface *process = new KgpgInterface();
00509         connect(process, SIGNAL(keyExpireFinished(int, KgpgInterface*)), this, SLOT(slotInfoExpirationChanged(int, KgpgInterface*)));
00510 
00511         if (dialog->unlimited())
00512             process->keyExpire(m_keyid, QDate());
00513         else
00514             process->keyExpire(m_keyid, dialog->date());
00515     }
00516     delete dialog;
00517 }
00518 
00519 void KgpgKeyInfo::slotInfoExpirationChanged(const int &res, KgpgInterface *interface)
00520 {
00521     delete interface;
00522 
00523     if (res == 2)
00524     {
00525         m_keywaschanged = true;
00526         loadKey();
00527     }
00528     else
00529     if (res == 1)
00530         KMessageBox::error(this, i18n("Could not change expiration"), i18n("Bad passphrase. Expiration of the key has not been changed."));
00531 }
00532 
00533 void KgpgKeyInfo::slotDisableKey(const bool &ison)
00534 {
00535     KgpgInterface *interface = new KgpgInterface;
00536     connect (interface, SIGNAL(changeDisableFinished(KgpgInterface*, int)), this, SLOT(slotDisableKeyFinished(KgpgInterface*, int)));
00537     interface->changeDisable(m_keyid, ison);
00538 }
00539 
00540 void KgpgKeyInfo::slotDisableKeyFinished(KgpgInterface *interface, int)
00541 {
00542     delete interface;
00543     loadKey();
00544     m_keywaschanged = true;
00545 }
00546 
00547 void KgpgKeyInfo::slotChangePass()
00548 {
00549     KgpgInterface *interface = new KgpgInterface();
00550     connect(interface, SIGNAL(changePassFinished(int, KgpgInterface*)), this, SLOT(slotInfoPasswordChanged(int, KgpgInterface*)));
00551     interface->changePass(m_keyid);
00552 }
00553 
00554 void KgpgKeyInfo::slotInfoPasswordChanged(const int &res, KgpgInterface *interface)
00555 {
00556     delete interface;
00557 
00558     if (res == 2)
00559         KPassivePopup::message(i18n("Passphrase for the key was changed"), QString(), Images::kgpg(), this);
00560 
00561     if (res == 1)
00562         KMessageBox::error(this, i18n("Bad old passphrase, the passphrase for the key was not changed"), i18n("Could not change passphrase"));
00563 }
00564 
00565 void KgpgKeyInfo::slotChangeTrust(const int &newtrust)
00566 {
00567     KgpgInterface *interface = new KgpgInterface();
00568     connect(interface, SIGNAL(changeTrustFinished(KgpgInterface*)), this, SLOT(slotInfoTrustChanged(KgpgInterface*)));
00569     interface->changeTrust(m_keyid, KgpgKeyOwnerTrust(newtrust + 1));
00570 }
00571 
00572 void KgpgKeyInfo::slotInfoTrustChanged(KgpgInterface *interface)
00573 {
00574     delete interface;
00575     m_keywaschanged = true;
00576     loadKey();
00577 }
00578 
00579 #include "keyinfodialog.moc"
kgpg

keyinfodialog.cpp

kgpg

kdeutils
