ThomasV
11 years ago
9 changed files with 257 additions and 149 deletions
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#!/usr/bin/env python |
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# |
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# Electrum - lightweight Bitcoin client |
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# Copyright (C) 2012 thomasv@gitorious |
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# |
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# This program is free software: you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation, either version 3 of the License, or |
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# (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program. If not, see <http://www.gnu.org/licenses/>. |
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import sys, time, datetime, re, threading |
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from electrum.i18n import _, set_language |
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from electrum.util import print_error, print_msg |
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import os.path, json, ast, traceback |
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import shutil |
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import StringIO |
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try: |
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import PyQt4 |
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except: |
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sys.exit("Error: Could not import PyQt4 on Linux systems, you may try 'sudo apt-get install python-qt4'") |
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from PyQt4.QtGui import * |
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from PyQt4.QtCore import * |
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import PyQt4.QtCore as QtCore |
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from electrum import transaction |
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class TxDialog(QDialog): |
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def __init__(self, tx, parent): |
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self.tx = tx |
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tx_dict = tx.as_dict() |
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self.parent = parent |
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self.wallet = parent.wallet |
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QDialog.__init__(self) |
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self.setMinimumWidth(600) |
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self.setWindowTitle(_('Transaction')) |
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self.setModal(1) |
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vbox = QVBoxLayout() |
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self.setLayout(vbox) |
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vbox.addWidget(QLabel("Transaction ID:")) |
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self.tx_hash_e = QLineEdit() |
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self.tx_hash_e.setReadOnly(True) |
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vbox.addWidget(self.tx_hash_e) |
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self.status_label = QLabel() |
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vbox.addWidget(self.status_label) |
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self.date_label = QLabel() |
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vbox.addWidget(self.date_label) |
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self.amount_label = QLabel() |
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vbox.addWidget(self.amount_label) |
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self.fee_label = QLabel() |
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vbox.addWidget(self.fee_label) |
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self.io = self.io_widget(tx) |
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vbox.addWidget( self.io ) |
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buttons = QHBoxLayout() |
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vbox.addLayout( buttons ) |
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buttons.addStretch(1) |
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self.sign_button = b = QPushButton(_("Sign")) |
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b.clicked.connect(self.sign) |
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buttons.addWidget(b) |
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self.broadcast_button = b = QPushButton(_("Broadcast")) |
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b.clicked.connect(self.broadcast) |
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b.hide() |
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buttons.addWidget(b) |
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self.save_button = b = QPushButton(_("Save")) |
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b.clicked.connect(self.save) |
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buttons.addWidget(b) |
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cancelButton = QPushButton(_("Close")) |
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cancelButton.clicked.connect(lambda: self.done(0)) |
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buttons.addWidget(cancelButton) |
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self.update() |
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def sign(self): |
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tx_dict = self.tx.as_dict() |
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input_info = json.loads(tx_dict["input_info"]) |
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self.parent.sign_raw_transaction(self.tx, input_info, self) |
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self.update() |
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def save(self): |
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fileName = self.parent.getSaveFileName(_("Select where to save your signed transaction"), 'signed_%s.txn' % (self.tx.hash()[0:8]), "*.txn") |
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if fileName: |
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with open(fileName, "w+") as f: |
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f.write(json.dumps(self.tx.as_dict(),indent=4) + '\n') |
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self.show_message(_("Transaction saved successfully")) |
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def update(self): |
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tx_hash = self.tx.hash() |
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is_relevant, is_mine, v, fee = self.wallet.get_tx_value(self.tx) |
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if self.tx.is_complete: |
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status = "Status: Signed" |
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self.sign_button.hide() |
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if tx_hash in self.wallet.transactions.keys(): |
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conf, timestamp = self.wallet.verifier.get_confirmations(tx_hash) |
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if timestamp: |
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time_str = datetime.datetime.fromtimestamp(timestamp).isoformat(' ')[:-3] |
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else: |
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time_str = 'pending' |
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status = "Status: %d confirmations"%conf |
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self.broadcast_button.hide() |
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else: |
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time_str = None |
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conf = 0 |
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self.broadcast_button.show() |
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else: |
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status = "Status: Unsigned" |
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time_str = None |
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self.sign_button.show() |
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self.broadcast_button.hide() |
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self.tx_hash_e.setText(tx_hash) |
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self.status_label.setText(status) |
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if time_str is not None: |
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self.date_label.setText("Date: %s"%time_str) |
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self.date_label.show() |
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else: |
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self.date_label.hide() |
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if is_relevant: |
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if is_mine: |
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if fee is not None: |
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self.amount_label.setText("Amount sent: %s"% self.parent.format_amount(v-fee)) |
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self.fee_label.setText("Transaction fee: %s"% self.parent.format_amount(fee)) |
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else: |
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self.amount_label.setText("Amount sent: %s"% self.parent.format_amount(v)) |
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self.fee_label.setText("Transaction fee: unknown") |
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else: |
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self.amount_label.setText("Amount received: %s"% self.parent.format_amount(v)) |
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else: |
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self.amount_label.setText("Transaction unrelated to your wallet") |
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def io_widget(self, tx): |
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tabs = QTabWidget(self) |
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tab1 = QWidget() |
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grid_ui = QGridLayout(tab1) |
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grid_ui.setColumnStretch(0,1) |
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tabs.addTab(tab1, _('Outputs') ) |
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tree_widget = QTreeWidget(self) |
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tree_widget.setColumnCount(2) |
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tree_widget.setHeaderLabels( [_('Address'), _('Amount')] ) |
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tree_widget.setColumnWidth(0, 300) |
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tree_widget.setColumnWidth(1, 50) |
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for address, value in tx.outputs: |
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item = QTreeWidgetItem( [address, "%s" % ( self.parent.format_amount(value))] ) |
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tree_widget.addTopLevelItem(item) |
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tree_widget.setMaximumHeight(100) |
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grid_ui.addWidget(tree_widget) |
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tab2 = QWidget() |
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grid_ui = QGridLayout(tab2) |
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grid_ui.setColumnStretch(0,1) |
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tabs.addTab(tab2, _('Inputs') ) |
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tree_widget = QTreeWidget(self) |
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tree_widget.setColumnCount(2) |
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tree_widget.setHeaderLabels( [ _('Address'), _('Previous output')] ) |
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for input_line in tx.inputs: |
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item = QTreeWidgetItem( [ str(input_line["address"]), str(input_line.get("prevout_hash"))] ) |
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tree_widget.addTopLevelItem(item) |
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tree_widget.setMaximumHeight(100) |
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grid_ui.addWidget(tree_widget) |
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return tabs |
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def broadcast(self): |
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result, result_message = self.wallet.sendtx( self.tx ) |
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if result: |
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self.show_message("Transaction successfully sent: %s" % (result_message)) |
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if dialog: |
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dialog.done(0) |
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else: |
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self.show_message("There was a problem sending your transaction:\n %s" % (result_message)) |
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def show_message(self, msg): |
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QMessageBox.information(self, _('Message'), msg, _('OK')) |
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