Fix opening files from command line

* Fix #2877 - password is unchecked by default
* Smarter activation of key components based on contents of text entry fields
* Prevent multiple copies of the same database from opening when the canonicalFileName != fileName

src/core/Database.cpp

@@ -388,11 +388,31 @@ const Metadata* Database::metadata() const
     return m_metadata;
 }
 
+/**
+ * Returns the original file path that was provided for
+ * this database. This path may not exist, may contain
+ * unresolved symlinks, or have malformed slashes.
+ *
+ * @return original file path
+ */
 QString Database::filePath() const
 {
     return m_data.filePath;
 }
 
+/**
+ * Returns the canonical file path of this databases'
+ * set file path. This returns an empty string if the
+ * file does not exist or cannot be resolved.
+ *
+ * @return canonical file path
+ */
+QString Database::canonicalFilePath() const
+{
+    QFileInfo fileInfo(m_data.filePath);
+    return fileInfo.canonicalFilePath();
+}
+
 void Database::setFilePath(const QString& filePath)
 {
     if (filePath == m_data.filePath) {

src/core/Database.h

@@ -82,6 +82,7 @@ public:
 
     QUuid uuid() const;
     QString filePath() const;
+    QString canonicalFilePath() const;
     void setFilePath(const QString& filePath);
 
     Metadata* metadata();

src/gui/DatabaseOpenWidget.cpp

@@ -45,7 +45,6 @@ DatabaseOpenWidget::DatabaseOpenWidget(QWidget* parent)
     m_ui->setupUi(this);
 
     m_ui->messageWidget->setHidden(true);
-    m_ui->checkPassword->setChecked(true);
 
     QFont font = m_ui->labelHeadline->font();
     font.setBold(true);
@@ -159,7 +158,7 @@ void DatabaseOpenWidget::clearForms()
     m_ui->editPassword->setText("");
     m_ui->comboKeyFile->clear();
     m_ui->comboKeyFile->setEditText("");
-    m_ui->checkPassword->setChecked(true);
+    m_ui->checkPassword->setChecked(false);
     m_ui->checkKeyFile->setChecked(false);
     m_ui->checkChallengeResponse->setChecked(false);
     m_ui->checkTouchID->setChecked(false);
@@ -174,13 +173,8 @@ QSharedPointer<Database> DatabaseOpenWidget::database()
 
 void DatabaseOpenWidget::enterKey(const QString& pw, const QString& keyFile)
 {
-    if (!pw.isEmpty()) {
-        m_ui->editPassword->setText(pw);
-    }
-    if (!keyFile.isEmpty()) {
-        m_ui->comboKeyFile->setEditText(keyFile);
-    }
-
+    m_ui->editPassword->setText(pw);
+    m_ui->comboKeyFile->setEditText(keyFile);
     openDatabase();
 }
 
@@ -339,17 +333,20 @@ void DatabaseOpenWidget::reject()
 
 void DatabaseOpenWidget::activatePassword()
 {
-    m_ui->checkPassword->setChecked(true);
+    bool hasPassword = !m_ui->editPassword->text().isEmpty();
+    m_ui->checkPassword->setChecked(hasPassword);
 }
 
 void DatabaseOpenWidget::activateKeyFile()
 {
-    m_ui->checkKeyFile->setChecked(true);
+    bool hasKeyFile = !m_ui->comboKeyFile->lineEdit()->text().isEmpty();
+    m_ui->checkKeyFile->setChecked(hasKeyFile);
 }
 
 void DatabaseOpenWidget::activateChallengeResponse()
 {
-    m_ui->checkChallengeResponse->setChecked(true);
+    bool hasCR = m_ui->comboChallengeResponse->currentData().toInt() != -1;
+    m_ui->checkChallengeResponse->setChecked(hasCR);
 }
 
 void DatabaseOpenWidget::browseKeyFile()
@@ -372,6 +369,7 @@ void DatabaseOpenWidget::pollYubikey()
     m_ui->checkChallengeResponse->setChecked(false);
     m_ui->comboChallengeResponse->setEnabled(false);
     m_ui->comboChallengeResponse->clear();
+    m_ui->comboChallengeResponse->addItem(tr("-- SELECT --"), -1);
     m_ui->yubikeyProgress->setVisible(true);
 
     // YubiKey init is slow, detect asynchronously to not block the UI
@@ -388,6 +386,7 @@ void DatabaseOpenWidget::yubikeyDetected(int slot, bool blocking)
         QHash<QString, QVariant> lastChallengeResponse = config()->get("LastChallengeResponse").toHash();
         if (lastChallengeResponse.contains(m_filename)) {
             m_ui->checkChallengeResponse->setChecked(true);
+            m_ui->comboChallengeResponse->setCurrentIndex(1);
         }
     }
 }

src/gui/DatabaseTabWidget.cpp

@@ -157,10 +157,8 @@ void DatabaseTabWidget::addDatabaseTab(const QString& filePath,
     for (int i = 0, c = count(); i < c; ++i) {
         auto* dbWidget = databaseWidgetFromIndex(i);
         Q_ASSERT(dbWidget);
-        if (dbWidget && dbWidget->database()->filePath() == canonicalFilePath) {
-            if (!password.isEmpty()) {
-                dbWidget->performUnlockDatabase(password, keyfile);
-            }
+        if (dbWidget && dbWidget->database()->canonicalFilePath() == canonicalFilePath) {
+            dbWidget->performUnlockDatabase(password, keyfile);
             if (!inBackground) {
                 // switch to existing tab if file is already open
                 setCurrentIndex(indexOf(dbWidget));
@@ -171,9 +169,7 @@ void DatabaseTabWidget::addDatabaseTab(const QString& filePath,
 
     auto* dbWidget = new DatabaseWidget(QSharedPointer<Database>::create(filePath), this);
     addDatabaseTab(dbWidget, inBackground);
-    if (!password.isEmpty()) {
-        dbWidget->performUnlockDatabase(password, keyfile);
-    }
+    dbWidget->performUnlockDatabase(password, keyfile);
     updateLastDatabases(filePath);
 }