Added the option to export your transactions to a CSV file

diff --git a/lib/gui_lite.py b/lib/gui_lite.py
index 5563737..72e5fb8 100644 (file)
--- a/lib/gui_lite.py
+++ b/lib/gui_lite.py
@@ -28,7 +28,10 @@ import wallet
 import webbrowser
 import history_widget
 import util
+import csv 
+import datetime
 
+from wallet import format_satoshis
 import gui_qt
 import shutil
 
@@ -254,6 +257,9 @@ class MiniWindow(QDialog):
         backup_wallet = extra_menu.addAction( _("&Create wallet backup"))
         backup_wallet.triggered.connect(self.backup_wallet)
 
+        export_csv = extra_menu.addAction( _("&Export transactions to CSV") )
+        export_csv.triggered.connect(self.actuator.csv_transaction)
+
         expert_gui = view_menu.addAction(_("&Classic GUI"))
         expert_gui.triggered.connect(expand_callback)
         themes_menu = view_menu.addMenu(_("&Themes"))
@@ -732,6 +738,42 @@ class MiniActuator:
         w.exec_()
         w.destroy()
 
+    def csv_transaction(self):
+        try:
+          fileName = QFileDialog.getSaveFileName(QWidget(), 'Select file to export your wallet transactions to', os.path.expanduser('~/'), "*.csv")
+          if fileName:
+            with open(fileName, "w+") as csvfile:
+                transaction = csv.writer(csvfile)
+                transaction.writerow(["transaction_hash","label", "confirmations", "value", "fee", "balance", "timestamp"])
+                for item in self.wallet.get_tx_history():
+                    tx_hash, confirmations, is_mine, value, fee, balance, timestamp = item
+                    if confirmations:
+                        try:
+                            time_string = datetime.datetime.fromtimestamp( timestamp).isoformat(' ')[:-3]
+                        except [RuntimeError, TypeError, NameError] as reason:
+                            print reason
+                            time_string = "unknown"
+                    else:
+                        time_string = "pending"
+
+                    if value is not None:
+                        value_string = format_satoshis(value, True, self.wallet.num_zeros)
+                    else:
+                        value_string = '--'
+
+                    if fee is not None:
+                        fee_string = format_satoshis(fee, True, self.wallet.num_zeros)
+                    else:
+                        fee_string = '0'
+
+                    if tx_hash:
+                        label, is_default_label = self.wallet.get_label(tx_hash)
+                    balance_string = format_satoshis(balance, False, self.wallet.num_zeros)
+                    transaction.writerow([tx_hash, label, confirmations, value_string, fee_string, balance_string, time_string])
+                QMessageBox.information(None,"CSV Export created", "Your CSV export has been succesfully created.")
+        except (IOError, os.error), reason:
+          QMessageBox.critical(None,"Unable to create csv", "Electrum was unable to produce a transaction export.\n" + str(reason))
+
     def send(self, address, amount, parent_window):
         """Send bitcoins to the target address."""
         dest_address = self.fetch_destination(address)