Merge pull request #2157 from Diapolo/Qt_addrlist

Bitcoin-Qt: fix known addressbook bugs

src/qt/addresstablemodel.cpp

@@ -69,6 +69,8 @@ public:
                                   QString::fromStdString(address.ToString())));
             }
         }
+        // qLowerBound() and qUpperBound() require our cachedAddressTable list to be sorted in asc order
+        qSort(cachedAddressTable.begin(), cachedAddressTable.end(), AddressTableEntryLessThan());
     }
 
     void updateEntry(const QString &address, const QString &label, bool isMine, int status)
@@ -221,18 +223,36 @@ bool AddressTableModel::setData(const QModelIndex & index, const QVariant & valu
         switch(index.column())
         {
         case Label:
+            // Do nothing, if old label == new label
+            if(rec->label == value.toString())
+            {
+                editStatus = NO_CHANGES;
+                return false;
+            }
             wallet->SetAddressBookName(CBitcoinAddress(rec->address.toStdString()).Get(), value.toString().toStdString());
-            rec->label = value.toString();
             break;
         case Address:
+            // Do nothing, if old address == new address
+            if(CBitcoinAddress(rec->address.toStdString()) == CBitcoinAddress(value.toString().toStdString()))
+            {
+                editStatus = NO_CHANGES;
+                return false;
+            }
             // Refuse to set invalid address, set error status and return false
-            if(!walletModel->validateAddress(value.toString()))
+            else if(!walletModel->validateAddress(value.toString()))
             {
                 editStatus = INVALID_ADDRESS;
                 return false;
             }
+            // Check for duplicate addresses to prevent accidental deletion of addresses, if you try
+            // to paste an existing address over another address (with a different label)
+            else if(wallet->mapAddressBook.count(CBitcoinAddress(value.toString().toStdString()).Get()))
+            {
+                editStatus = DUPLICATE_ADDRESS;
+                return false;
+            }
             // Double-check that we're not overwriting a receiving address
-            if(rec->type == AddressTableEntry::Sending)
+            else if(rec->type == AddressTableEntry::Sending)
             {
                 {
                     LOCK(wallet->cs_wallet);
@@ -244,7 +264,6 @@ bool AddressTableModel::setData(const QModelIndex & index, const QVariant & valu
             }
             break;
         }
-
         return true;
     }
     return false;
@@ -345,6 +364,7 @@ QString AddressTableModel::addRow(const QString &type, const QString &label, con
     {
         return QString();
     }
+
     // Add entry
     {
         LOCK(wallet->cs_wallet);

src/qt/addresstablemodel.h

@@ -29,7 +29,8 @@ public:
 
     /** Return status of edit/insert operation */
     enum EditStatus {
-        OK,
+        OK,                     /**< Everything ok */
+        NO_CHANGES,             /**< No changes were made during edit operation */
         INVALID_ADDRESS,        /**< Unparseable address */
         DUPLICATE_ADDRESS,      /**< Address already in address book */
         WALLET_UNLOCK_FAILURE,  /**< Wallet could not be unlocked to create new receiving address */

src/qt/editaddressdialog.cpp

@@ -25,7 +25,7 @@ EditAddressDialog::EditAddressDialog(Mode mode, QWidget *parent) :
         break;
     case EditReceivingAddress:
         setWindowTitle(tr("Edit receiving address"));
-        ui->addressEdit->setDisabled(true);
+        ui->addressEdit->setEnabled(false);
         break;
     case EditSendingAddress:
         setWindowTitle(tr("Edit sending address"));
@@ -44,6 +44,9 @@ EditAddressDialog::~EditAddressDialog()
 void EditAddressDialog::setModel(AddressTableModel *model)
 {
     this->model = model;
+    if(!model)
+        return;
+
     mapper->setModel(model);
     mapper->addMapping(ui->labelEdit, AddressTableModel::Label);
     mapper->addMapping(ui->addressEdit, AddressTableModel::Address);
@@ -58,6 +61,7 @@ bool EditAddressDialog::saveCurrentRow()
 {
     if(!model)
         return false;
+
     switch(mode)
     {
     case NewReceivingAddress:
@@ -82,35 +86,39 @@ void EditAddressDialog::accept()
 {
     if(!model)
         return;
+
     if(!saveCurrentRow())
     {
         switch(model->getEditStatus())
         {
-        case AddressTableModel::DUPLICATE_ADDRESS:
+        case AddressTableModel::OK:
-            QMessageBox::warning(this, windowTitle(),
+            // Failed with unknown reason. Just reject.
-                tr("The entered address \"%1\" is already in the address book.").arg(ui->addressEdit->text()),
+            break;
-                QMessageBox::Ok, QMessageBox::Ok);
+        case AddressTableModel::NO_CHANGES:
+            // No changes were made during edit operation. Just reject.
             break;
         case AddressTableModel::INVALID_ADDRESS:
             QMessageBox::warning(this, windowTitle(),
                 tr("The entered address \"%1\" is not a valid Bitcoin address.").arg(ui->addressEdit->text()),
                 QMessageBox::Ok, QMessageBox::Ok);
-            return;
+            break;
+        case AddressTableModel::DUPLICATE_ADDRESS:
+            QMessageBox::warning(this, windowTitle(),
+                tr("The entered address \"%1\" is already in the address book.").arg(ui->addressEdit->text()),
+                QMessageBox::Ok, QMessageBox::Ok);
+            break;
         case AddressTableModel::WALLET_UNLOCK_FAILURE:
             QMessageBox::critical(this, windowTitle(),
                 tr("Could not unlock wallet."),
                 QMessageBox::Ok, QMessageBox::Ok);
-            return;
+            break;
         case AddressTableModel::KEY_GENERATION_FAILURE:
             QMessageBox::critical(this, windowTitle(),
                 tr("New key generation failed."),
                 QMessageBox::Ok, QMessageBox::Ok);
-            return;
-        case AddressTableModel::OK:
-            // Failed with unknown reason. Just reject.
             break;
-        }
 
+        }
         return;
     }
     QDialog::accept();

src/qt/editaddressdialog.h

@@ -32,10 +32,12 @@ public:
     void setModel(AddressTableModel *model);
     void loadRow(int row);
 
-    void accept();
-
     QString getAddress() const;
     void setAddress(const QString &address);
+
+public slots:
+    void accept();
+
 private:
     bool saveCurrentRow();