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kgpg

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keyinfodialog.cpp
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1 /*
2  * Copyright (C) 2002 Jean-Baptiste Mardelle <bj@altern.org>
3  * Copyright (C) 2007 Jimmy Gilles <jimmygilles@gmail.com>
4  * Copyright (C) 2008,2009,2010,2011,2012,2013 Rolf Eike Beer <kde@opensource.sf-tec.de>
5  * Copyright (C) 2011 Philip Greggory Lee <rocketman768@gmail.com>
6  */
7 
8 /***************************************************************************
9  * *
10  * This program is free software; you can redistribute it and/or modify *
11  * it under the terms of the GNU General Public License as published by *
12  * the Free Software Foundation; either version 2 of the License, or *
13  * (at your option) any later version. *
14  * *
15  ***************************************************************************/
16 
17 #include "keyinfodialog.h"
18 
19 #include "kgpgchangekey.h"
20 #include <kgpgsettings.h>
21 #include "selectexpirydate.h"
22 #include "core/convert.h"
23 #include "core/images.h"
24 #include "core/kgpgkey.h"
25 #include "model/kgpgitemmodel.h"
26 #include "model/kgpgitemnode.h"
27 #include "transactions/kgpgchangepass.h"
28 
29 #include <KComboBox>
30 #include <KDatePicker>
31 #include <KLocale>
32 #include <KMessageBox>
33 #include <KPushButton>
34 #include <KToolInvocation>
35 #include <KUrlLabel>
36 #include <QApplication>
37 #include <QCheckBox>
38 #include <QFormLayout>
39 #include <QGridLayout>
40 #include <QGroupBox>
41 #include <QHBoxLayout>
42 #include <QImage>
43 #include <QPixmap>
44 #include <QVBoxLayout>
45 
46 using namespace KgpgCore;
47 
48 KgpgTrustLabel::KgpgTrustLabel(QWidget *parent, const QString &text, const QColor &color)
49  : QWidget(parent),
50  m_text_w(new QLabel(this)),
51  m_color_w(new QLabel(this)),
52  m_text(text),
53  m_color(color)
54 {
55  m_text_w->setTextInteractionFlags(Qt::TextSelectableByMouse);
56 
57  m_color_w->setLineWidth(1);
58  m_color_w->setFrameShape(QFrame::Box);
59  m_color_w->setAutoFillBackground(true);
60  m_color_w->setMinimumWidth(64);
61 
62  QHBoxLayout *layout = new QHBoxLayout(this);
63  layout->setSpacing(10);
64  layout->setMargin(2);
65  layout->addWidget(m_text_w);
66  layout->addWidget(m_color_w);
67 
68  change();
69 }
70 
71 void KgpgTrustLabel::setText(const QString &text)
72 {
73  m_text = text;
74  change();
75 }
76 
77 void KgpgTrustLabel::setColor(const QColor &color)
78 {
79  m_color = color;
80  change();
81 }
82 
83 QString KgpgTrustLabel::text() const
84 {
85  return m_text;
86 }
87 
88 QColor KgpgTrustLabel::color() const
89 {
90  return m_color;
91 }
92 
93 void KgpgTrustLabel::change()
94 {
95  m_text_w->setText(m_text);
96 
97  QPalette palette = m_color_w->palette();
98  palette.setColor(m_color_w->backgroundRole(), m_color);
99  m_color_w->setPalette(palette);
100 }
101 
102 KgpgKeyInfo::KgpgKeyInfo(KGpgKeyNode *node, KGpgItemModel *model, QWidget *parent)
103  : KDialog(parent),
104  keychange(new KGpgChangeKey(node, this)),
105  m_node(node),
106  m_model(model),
107  m_keywaschanged(false),
108  m_closewhendone(false)
109 {
110  Q_ASSERT(m_model != NULL);
111  Q_ASSERT(m_node != NULL);
112 
113  setupUi(this);
114 
115  setButtons(Ok | Apply | Cancel);
116  setDefaultButton(Ok);
117  setModal(true);
118  enableButtonApply(false);
119 
120  m_email->setUnderline(false);
121  m_trust = new KgpgTrustLabel(this);
122  int trustRow;
123  formLayout_keyproperties->getWidgetPosition(tl_trust, &trustRow, NULL);
124  formLayout_keyproperties->setWidget(trustRow, QFormLayout::FieldRole, m_trust);
125 
126  // Hide some widgets if this is not a secret node.
127  if ( ! m_node->isSecret() ) {
128  m_expirationbtn->hide();
129  m_password->hide();
130  }
131 
132  setMainWidget(page);
133 
134  connect(m_owtrust, SIGNAL(activated(int)), this, SLOT(slotChangeTrust(int)));
135  connect(m_photoid, SIGNAL(activated(QString)), this, SLOT(slotLoadPhoto(QString)));
136  connect(m_email, SIGNAL(leftClickedUrl(QString)), this, SLOT(slotOpenUrl(QString)));
137  connect(keychange, SIGNAL(done(int)), SLOT(slotApplied(int)));
138  connect(m_disable, SIGNAL(toggled(bool)), this, SLOT(slotDisableKey(bool)));
139  connect(m_expirationbtn, SIGNAL(clicked()), this, SLOT(slotChangeDate()));
140  connect(m_password, SIGNAL(clicked()), this, SLOT(slotChangePass()));
141 
142  displayKey();
143  adjustSize();
144  gr_fingerprint->setMinimumHeight(gr_fingerprint->height());
145 }
146 
147 KgpgKeyInfo::~KgpgKeyInfo()
148 {
149  if (keychange)
150  keychange->selfdestruct(false);
151 }
152 
153 void KgpgKeyInfo::reloadNode()
154 {
155  const QString kid(m_node->getId());
156 
157  // this will delete m_node
158  m_model->refreshKey(m_node);
159 
160  m_node = m_model->getRootNode()->findKey(kid);
161  if (m_node != NULL) {
162  displayKey();
163  } else {
164  KMessageBox::error(this, i18n("<qt>The requested key is not present in the keyring anymore.<br />Perhaps it was deleted by another application</qt>"), i18n("Key not found"));
165  m_keywaschanged = false;
166  close();
167  }
168 }
169 
170 void KgpgKeyInfo::displayKey()
171 {
172  const QString name = m_node->getName();
173  setCaption(name);
174  m_name->setText(QLatin1String( "<qt><b>" ) + name + QLatin1String( "</b></qt>" ));
175 
176  const QString email = m_node->getEmail();
177  if (email.isEmpty()) {
178  m_email->setText(i18nc("no email address", "none"));
179  m_email->setUrl(QString());
180  m_email->setEnabled(false);
181  } else {
182  m_email->setText(QLatin1String( "<qt><b>&lt;" ) + email + QLatin1String( "&gt;</b></qt>" ));
183  m_email->setUrl(QLatin1String( "mailto:" ) + name + QLatin1Char( '<' ) + email + QLatin1Char( '>' ));
184  }
185 
186  const KgpgKey *key = m_node->getKey();
187  m_caps->setText(Convert::toString(key->keytype()));
188 
189  QString trust;
190  QColor trustcolor;
191 
192  if (key->valid()) {
193  QModelIndex idx = m_model->nodeIndex(m_node, KEYCOLUMN_TRUST);
194  trust = m_model->data(idx, Qt::AccessibleTextRole).toString();
195  trustcolor = m_model->data(idx, Qt::BackgroundColorRole).value<QColor>();
196  } else {
197  trust = Convert::toString(TRUST_DISABLED);
198  trustcolor = KGpgSettings::colorBad();
199  }
200 
201  m_id->setText(m_node->getId().right(16));
202  m_algorithm->setText(Convert::toString(key->algorithm()) + QLatin1String( " / " ) + Convert::toString(key->encryptionAlgorithm()));
203  m_algorithm->setWhatsThis(i18n("<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>"));
204  m_creation->setText(Convert::toString(m_node->getCreation().date()));
205  if (m_node->getExpiration().isNull())
206  m_expiration->setText(i18nc("Unlimited key lifetime", "Unlimited"));
207  else
208  m_expiration->setText(Convert::toString(m_node->getExpiration().date()));
209  m_trust->setText(trust);
210  m_trust->setColor(trustcolor);
211  m_length->setText(m_node->getSize());
212  m_length->setWhatsThis(i18n("<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>"));
213  m_fingerprint->setText(m_node->getBeautifiedFingerprint());
214 
215  const QString comment = m_node->getComment();
216  if (comment.isEmpty()) {
217  m_comment->setText(i18nc("no key comment", "<em>none</em>"));
218  m_comment->setTextFormat(Qt::RichText);
219  } else {
220  m_comment->setText(comment);
221  m_comment->setTextFormat(Qt::PlainText);
222  }
223 
224  switch (key->ownerTrust())
225  {
226  case OWTRUST_NONE:
227  m_owtrust->setCurrentIndex(1);
228  break;
229 
230  case OWTRUST_MARGINAL:
231  m_owtrust->setCurrentIndex(2);
232  break;
233 
234  case OWTRUST_FULL:
235  m_owtrust->setCurrentIndex(3);
236  break;
237 
238  case OWTRUST_ULTIMATE:
239  m_owtrust->setCurrentIndex(4);
240  break;
241 
242  case OWTRUST_UNDEFINED:
243  default:
244  m_owtrust->setCurrentIndex(0);
245  break;
246  }
247 
248  if (!key->valid())
249  m_disable->setChecked(true);
250 
251  connect(m_node, SIGNAL(expanded()), SLOT(slotKeyExpanded()));
252  m_node->expand();
253  m_photoid->clear();
254 }
255 
256 void KgpgKeyInfo::slotOpenUrl(const QString &url) const
257 {
258  KToolInvocation::invokeBrowser(url);
259 }
260 
261 void KgpgKeyInfo::slotLoadPhoto(const QString &uid)
262 {
263  int i = uid.toInt();
264  QPixmap pixmap = m_node->getUid(i)->toUatNode()->getPixmap();
265  QImage img = pixmap.toImage();
266  pixmap = QPixmap::fromImage(img.scaled(m_photo->width(), m_photo->height(), Qt::KeepAspectRatio));
267  m_photo->setPixmap(pixmap);
268 }
269 
270 void KgpgKeyInfo::slotChangeDate()
271 {
272  QPointer<SelectExpiryDate> dialog = new SelectExpiryDate(this, m_node->getExpiration());
273  if (dialog->exec() == QDialog::Accepted) {
274  keychange->setExpiration(dialog->date());
275  enableButtonApply(keychange->wasChanged());
276  }
277  delete dialog;
278 }
279 
280 void KgpgKeyInfo::slotDisableKey(const bool &ison)
281 {
282  keychange->setDisable(ison);
283  enableButtonApply(keychange->wasChanged());
284 }
285 
286 void KgpgKeyInfo::slotChangePass()
287 {
288  KGpgChangePass *cp = new KGpgChangePass(this, m_node->getId());
289 
290  connect(cp, SIGNAL(done(int)), SLOT(slotInfoPasswordChanged(int)));
291 
292  cp->start();
293  QApplication::setOverrideCursor(QCursor(Qt::BusyCursor));
294 }
295 
296 void KgpgKeyInfo::slotInfoPasswordChanged(int result)
297 {
298  sender()->deleteLater();
299 
300  QApplication::restoreOverrideCursor();
301 
302  switch (result) {
303  case KGpgTransaction::TS_OK:
304  KMessageBox::information(this, i18n("Passphrase for the key was changed"));
305  break;
306  case KGpgTransaction::TS_BAD_PASSPHRASE:
307  KMessageBox::error(this, i18n("Bad old passphrase, the passphrase for the key was not changed"), i18n("Could not change passphrase"));
308  break;
309  case KGpgTransaction::TS_USER_ABORTED:
310  break;
311  default:
312  KMessageBox::error(this, i18n("KGpg was unable to change the passphrase."));
313  }
314 }
315 
316 void KgpgKeyInfo::slotChangeTrust(const int &newtrust)
317 {
318  keychange->setOwTrust(KgpgKeyOwnerTrust(newtrust + 1));
319  enableButtonApply(keychange->wasChanged());
320 }
321 
322 void KgpgKeyInfo::setControlEnable(const bool &b)
323 {
324  m_owtrust->setEnabled(b);
325  m_disable->setEnabled(b);
326  enableButtonApply(b && keychange->wasChanged());
327 
328  if (m_expirationbtn)
329  m_expirationbtn->setEnabled(b);
330  if (m_password)
331  m_password->setEnabled(b);
332 
333  if (b)
334  QApplication::restoreOverrideCursor();
335  else
336  QApplication::setOverrideCursor(QCursor(Qt::BusyCursor));
337 }
338 
339 void KgpgKeyInfo::slotButtonClicked(int button)
340 {
341  switch (button) {
342  case Ok:
343  m_closewhendone = true;
344  // Fall-through
345  case Apply:
346  setControlEnable(false);
347  keychange->apply();
348  break;
349  case Cancel:
350  if (m_keywaschanged && m_node)
351  emit keyNeedsRefresh(m_node);
352  reject();
353  break;
354  default:
355  KDialog::slotButtonClicked(button);
356  }
357 }
358 
359 void KgpgKeyInfo::slotApplied(int result)
360 {
361  if (result) {
362  KMessageBox::error(this, i18n("Changing key properties failed."), i18n("Key properties"));
363  } else {
364  m_keywaschanged = true;
365  if (m_node)
366  emit keyNeedsRefresh(m_node);
367  reloadNode();
368  }
369  setControlEnable(true);
370 
371  if (m_closewhendone)
372  accept();
373 }
374 
375 void KgpgKeyInfo::slotKeyExpanded()
376 {
377  // the counting starts at 1 and that is the primary uid which can't be a photo id
378  int i = 2;
379  const KGpgSignableNode *uat;
380 
381  while ((uat = m_node->getUid(i++)) != NULL) {
382  if (uat->getType() != KgpgCore::ITYPE_UAT)
383  continue;
384 
385  m_photoid->addItem(uat->getId());
386  }
387 
388  bool hasphoto = (m_photoid->count() > 0);
389 
390  m_photoid->setVisible(hasphoto);
391  m_photoid->setEnabled(hasphoto);
392  if (hasphoto)
393  slotLoadPhoto(m_photoid->currentText());
394 }
395 
396 #include "keyinfodialog.moc"
KGpgChangeKey::wasChanged
bool wasChanged()
Checks if the cached values differ from those of the key.
Definition: kgpgchangekey.cpp:153
KgpgCore::OWTRUST_NONE
You do not trust the key owner, keys signed by him are untrusted.
Definition: kgpgkey.h:80
KGpgItemModel
Definition: kgpgitemmodel.h:44
KgpgTrustLabel::color
QColor color() const
Definition: keyinfodialog.cpp:88
KGpgKeyNode::getName
virtual QString getName() const
Definition: KGpgKeyNode.cpp:89
KEYCOLUMN_TRUST
#define KEYCOLUMN_TRUST
Definition: kgpgitemmodel.h:32
KgpgCore::OWTRUST_ULTIMATE
There is no doubt in this key owner. This level is used for your own secret keys. ...
Definition: kgpgkey.h:83
KGpgKeyNode::getUid
const KGpgSignableNode * getUid(const unsigned int index) const
get the user id or user attribute with the given number
Definition: KGpgKeyNode.cpp:306
KGpgKeyNode::getKey
const KgpgCore::KgpgKey * getKey() const
Returns a reference to the key used in this object.
Definition: KGpgKeyNode.cpp:187
KGpgTransaction::TS_OK
everything went fine
Definition: kgpgtransaction.h:60
KgpgCore::KgpgKey::ownerTrust
KgpgKeyOwnerTrust ownerTrust() const
Definition: kgpgkey.cpp:290
KgpgCore::OWTRUST_MARGINAL
You have a minimum level of trust in the key owner.
Definition: kgpgkey.h:81
KGpgKeyNode::getId
virtual QString getId() const
Definition: KGpgKeyNode.cpp:113
KGpgItemModel::refreshKey
void refreshKey(const QString &id)
Definition: kgpgitemmodel.cpp:428
KGpgChangeKey::setDisable
void setDisable(const bool &disable)
Cache new disable flag.
Definition: kgpgchangekey.cpp:48
KgpgCore::KgpgKey::algorithm
KgpgKeyAlgo algorithm() const
Definition: kgpgkey.cpp:315
KgpgCore::KgpgKey::keytype
KgpgSubKeyType keytype() const
Definition: kgpgkey.cpp:337
KgpgCore::OWTRUST_FULL
You believe the key owner does good checking. Keys signed by him are trusted by you, too.
Definition: kgpgkey.h:82
QWidget
images.h
kgpgkey.h
KDialog
KgpgCore::KgpgKey
Definition: kgpgkey.h:254
KGpgChangePass
set a new passphrase for a key pair
Definition: kgpgchangepass.h:24
KGpgTransaction::start
void start()
Start the operation.
Definition: kgpgtransaction.cpp:390
KgpgTrustLabel::setText
void setText(const QString &text)
Definition: keyinfodialog.cpp:71
KGpgKeyNode::getComment
virtual QString getComment() const
Definition: KGpgKeyNode.cpp:143
KGpgKeyNode
A public key with or without corresponding secret key.
Definition: KGpgKeyNode.h:33
KGpgNode::getType
virtual KgpgCore::KgpgItemType getType() const =0
Returns the item type of this object.
KgpgKeyInfo::slotButtonClicked
void slotButtonClicked(int button)
Definition: keyinfodialog.cpp:339
KgpgTrustLabel::text
QString text() const
Definition: keyinfodialog.cpp:83
KGpgChangeKey::selfdestruct
void selfdestruct(const bool &applyChanges)
Tell the object to remove itself once all work is done.
Definition: kgpgchangekey.cpp:167
KgpgKeyInfo::~KgpgKeyInfo
~KgpgKeyInfo()
Definition: keyinfodialog.cpp:147
KgpgCore::TRUST_DISABLED
key is disabled by user (not owner)
Definition: kgpgkey.h:55
KGpgChangeKey::setOwTrust
void setOwTrust(const KgpgCore::KgpgKeyOwnerTrust &trust)
Cache new owner trust.
Definition: kgpgchangekey.cpp:53
kgpgitemmodel.h
KGpgChangeKey::setExpiration
void setExpiration(const QDateTime &date)
Cache new expiration date.
Definition: kgpgchangekey.cpp:43
SelectExpiryDate
shows a dialog to choose expiry date
Definition: selectexpirydate.h:32
KGpgUatNode::getPixmap
const QPixmap & getPixmap() const
Definition: KGpgUatNode.cpp:148
KgpgCore::Convert::toString
QString toString(const KgpgKeyAlgo algorithm)
Definition: convert.cpp:37
KgpgTrustLabel
Definition: keyinfodialog.h:40
KGpgItemModel::data
virtual QVariant data(const QModelIndex &index, int role=Qt::DisplayRole) const
Definition: kgpgitemmodel.cpp:95
KGpgChangeKey
A class for changing several properties of a key at once.
Definition: kgpgchangekey.h:43
kgpgitemnode.h
KgpgCore::OWTRUST_UNDEFINED
Trust value undefined (e.g. not trust level set).
Definition: kgpgkey.h:79
KgpgKeyInfo::keyNeedsRefresh
void keyNeedsRefresh(KGpgKeyNode *node)
KGpgItemModel::getRootNode
KGpgRootNode * getRootNode() const
Definition: kgpgitemmodel.cpp:250
kgpgchangekey.h
KGpgTransaction::TS_USER_ABORTED
the user aborted the transaction
Definition: kgpgtransaction.h:63
KGpgRootNode::findKey
KGpgKeyNode * findKey(const QString &keyId)
Find a key node with the given id.
Definition: KGpgRootNode.cpp:118
KGpgKeyNode::getExpiration
virtual QDateTime getExpiration() const
Definition: KGpgKeyNode.cpp:101
kgpgsettings.h
KGpgKeyNode::getSize
virtual QString getSize() const
Returns a string describing the size of this object.
Definition: KGpgKeyNode.cpp:81
KGpgKeyNode::isSecret
bool isSecret() const
Return if this key has a private key.
Definition: KGpgKeyNode.cpp:125
KGpgNode::toUatNode
KGpgUatNode * toUatNode()
Definition: KGpgNode.cpp:160
KGpgNode::getId
virtual QString getId() const
Definition: KGpgNode.cpp:318
KgpgTrustLabel::KgpgTrustLabel
KgpgTrustLabel(QWidget *parent=0, const QString &text=QString(), const QColor &color=QColor())
Definition: keyinfodialog.cpp:48
KGpgKeyNode::getEmail
virtual QString getEmail() const
Definition: KGpgKeyNode.cpp:95
KgpgCore::ITYPE_UAT
user attribute to a key (i.e. photo id)
Definition: kgpgkey.h:118
KGpgChangeKey::apply
bool apply()
Apply all cached changes to the key.
Definition: kgpgchangekey.cpp:58
KGpgTransaction::TS_BAD_PASSPHRASE
the passphrase was not correct
Definition: kgpgtransaction.h:61
KgpgTrustLabel::setColor
void setColor(const QColor &color)
Definition: keyinfodialog.cpp:77
KGpgItemModel::nodeIndex
QModelIndex nodeIndex(KGpgNode *node, const int column=0)
Definition: kgpgitemmodel.cpp:405
selectexpirydate.h
KGpgKeyNode::expand
void expand()
read all subitems
Definition: KGpgKeyNode.cpp:355
kgpgchangepass.h
KGpgKeyNode::getCreation
virtual QDateTime getCreation() const
Definition: KGpgKeyNode.cpp:107
KgpgCore::KgpgKey::valid
bool valid() const
Definition: kgpgkey.cpp:228
KGpgKeyNode::getBeautifiedFingerprint
QString getBeautifiedFingerprint() const
Print the full key fingerprint with spaces inserted.
Definition: KGpgKeyNode.cpp:137
KgpgCore::KgpgKey::encryptionAlgorithm
KgpgKeyAlgo encryptionAlgorithm() const
Definition: kgpgkey.cpp:320
keyinfodialog.h
convert.h
KgpgKeyInfo::keychange
KGpgChangeKey * keychange
Definition: keyinfodialog.h:73
KGpgSignableNode
An object that may have KGpgSignNode children.
Definition: KGpgSignableNode.h:31
KGpgSettings::colorBad
static QColor colorBad()
Get Color used for untrusted keys.
Definition: kgpgsettings.h:782
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