242 lines
9.0 KiB
Python
242 lines
9.0 KiB
Python
#!/usr/bin/env python
|
|
#
|
|
# Electrum - lightweight Bitcoin client
|
|
# Copyright (C) 2012 thomasv@gitorious
|
|
#
|
|
# This program is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
import sys, time, datetime, re, threading
|
|
from electrum.i18n import _
|
|
from electrum.util import print_error, print_msg
|
|
import os.path, json, ast, traceback
|
|
|
|
from PyQt4.QtGui import *
|
|
from PyQt4.QtCore import *
|
|
from electrum import DEFAULT_PORTS
|
|
|
|
from util import *
|
|
|
|
#protocol_names = ['TCP', 'HTTP', 'SSL', 'HTTPS']
|
|
#protocol_letters = 'thsg'
|
|
protocol_names = ['TCP', 'SSL']
|
|
protocol_letters = 'ts'
|
|
|
|
class NetworkDialog(QDialog):
|
|
def __init__(self, network, config, parent):
|
|
|
|
QDialog.__init__(self,parent)
|
|
self.setModal(1)
|
|
self.setWindowTitle(_('Network'))
|
|
self.setMinimumSize(375, 20)
|
|
|
|
self.network = network
|
|
self.config = config
|
|
self.protocol = None
|
|
|
|
self.servers = network.get_servers()
|
|
host, port, protocol, proxy_config, auto_connect = network.get_parameters()
|
|
if not proxy_config:
|
|
proxy_config = { "mode":"none", "host":"localhost", "port":"9050"}
|
|
|
|
if parent:
|
|
n = len(network.get_interfaces())
|
|
if n:
|
|
status = _("Blockchain") + ": " + "%d "%(network.get_local_height()) + _("blocks") + ".\n" + _("Getting block headers from %d nodes.")%n
|
|
else:
|
|
status = _("Not connected")
|
|
if network.is_connected():
|
|
status += "\n" + _("Server") + ": %s"%(host)
|
|
else:
|
|
status += "\n" + _("Disconnected from server")
|
|
else:
|
|
status = _("Please choose a server.") + "\n" + _("Select 'Cancel' if you are offline.")
|
|
|
|
vbox = QVBoxLayout()
|
|
vbox.setSpacing(30)
|
|
hbox = QHBoxLayout()
|
|
l = QLabel()
|
|
l.setPixmap(QPixmap(":icons/network.png"))
|
|
hbox.addStretch(10)
|
|
hbox.addWidget(l)
|
|
hbox.addWidget(QLabel(status))
|
|
hbox.addStretch(50)
|
|
msg = _("Electrum sends your wallet addresses to a single server, in order to receive your transaction history.") + "\n\n" \
|
|
+ _("In addition, Electrum connects to several nodes in order to download block headers and find out the longest blockchain.") + " " \
|
|
+ _("This blockchain is used to verify the transactions sent by the address server.")
|
|
hbox.addWidget(HelpButton(msg))
|
|
vbox.addLayout(hbox)
|
|
|
|
# grid layout
|
|
grid = QGridLayout()
|
|
grid.setSpacing(8)
|
|
vbox.addLayout(grid)
|
|
|
|
# server
|
|
self.server_host = QLineEdit()
|
|
self.server_host.setFixedWidth(200)
|
|
self.server_port = QLineEdit()
|
|
self.server_port.setFixedWidth(60)
|
|
grid.addWidget(QLabel(_('Server') + ':'), 0, 0)
|
|
|
|
# use SSL
|
|
self.ssl_cb = QCheckBox(_('Use SSL'))
|
|
self.ssl_cb.setChecked(auto_connect)
|
|
grid.addWidget(self.ssl_cb, 3, 1)
|
|
self.ssl_cb.stateChanged.connect(self.change_protocol)
|
|
|
|
# auto connect
|
|
self.autoconnect_cb = QCheckBox(_('Auto-connect'))
|
|
self.autoconnect_cb.setChecked(auto_connect)
|
|
grid.addWidget(self.autoconnect_cb, 0, 1)
|
|
self.autoconnect_cb.setEnabled(self.config.is_modifiable('auto_connect'))
|
|
msg = _("If auto-connect is enabled, Electrum will always use a server that is on the longest blockchain.") + " " \
|
|
+ _("If it is disabled, Electrum will warn you if your server is lagging.")
|
|
grid.addWidget(HelpButton(msg), 0, 4)
|
|
grid.addWidget(self.server_host, 0, 2, 1, 2)
|
|
grid.addWidget(self.server_port, 0, 3)
|
|
|
|
label = _('Active Servers') if network.is_connected() else _('Default Servers')
|
|
self.servers_list_widget = QTreeWidget(parent)
|
|
self.servers_list_widget.setHeaderLabels( [ label, _('Limit') ] )
|
|
self.servers_list_widget.setMaximumHeight(150)
|
|
self.servers_list_widget.setColumnWidth(0, 240)
|
|
|
|
self.change_server(host, protocol)
|
|
self.set_protocol(protocol)
|
|
|
|
self.servers_list_widget.connect(self.servers_list_widget,
|
|
SIGNAL('currentItemChanged(QTreeWidgetItem*,QTreeWidgetItem*)'),
|
|
lambda x,y: self.server_changed(x))
|
|
grid.addWidget(self.servers_list_widget, 1, 1, 1, 3)
|
|
|
|
def enable_set_server():
|
|
if config.is_modifiable('server'):
|
|
enabled = not self.autoconnect_cb.isChecked()
|
|
self.server_host.setEnabled(enabled)
|
|
self.server_port.setEnabled(enabled)
|
|
self.servers_list_widget.setEnabled(enabled)
|
|
else:
|
|
for w in [self.autoconnect_cb, self.server_host, self.server_port, self.ssl_cb, self.servers_list_widget]:
|
|
w.setEnabled(False)
|
|
|
|
self.autoconnect_cb.clicked.connect(enable_set_server)
|
|
enable_set_server()
|
|
|
|
# proxy setting
|
|
self.proxy_mode = QComboBox()
|
|
self.proxy_host = QLineEdit()
|
|
self.proxy_host.setFixedWidth(200)
|
|
self.proxy_port = QLineEdit()
|
|
self.proxy_port.setFixedWidth(60)
|
|
self.proxy_mode.addItems(['NONE', 'SOCKS4', 'SOCKS5', 'HTTP'])
|
|
|
|
def check_for_disable(index = False):
|
|
if self.config.is_modifiable('proxy'):
|
|
if self.proxy_mode.currentText() != 'NONE':
|
|
self.proxy_host.setEnabled(True)
|
|
self.proxy_port.setEnabled(True)
|
|
else:
|
|
self.proxy_host.setEnabled(False)
|
|
self.proxy_port.setEnabled(False)
|
|
else:
|
|
for w in [self.proxy_host, self.proxy_port, self.proxy_mode]: w.setEnabled(False)
|
|
|
|
check_for_disable()
|
|
self.proxy_mode.connect(self.proxy_mode, SIGNAL('currentIndexChanged(int)'), check_for_disable)
|
|
self.proxy_mode.setCurrentIndex(self.proxy_mode.findText(str(proxy_config.get("mode").upper())))
|
|
self.proxy_host.setText(proxy_config.get("host"))
|
|
self.proxy_port.setText(proxy_config.get("port"))
|
|
|
|
grid.addWidget(QLabel(_('Proxy') + ':'), 4, 0)
|
|
grid.addWidget(self.proxy_mode, 4, 1)
|
|
grid.addWidget(self.proxy_host, 4, 2)
|
|
grid.addWidget(self.proxy_port, 4, 3)
|
|
|
|
# buttons
|
|
vbox.addLayout(Buttons(CancelButton(self), OkButton(self)))
|
|
self.setLayout(vbox)
|
|
|
|
|
|
def init_servers_list(self):
|
|
self.servers_list_widget.clear()
|
|
for _host, d in sorted(self.servers.items()):
|
|
if d.get(self.protocol):
|
|
pruning_level = d.get('pruning','')
|
|
self.servers_list_widget.addTopLevelItem(QTreeWidgetItem( [ _host, pruning_level ] ))
|
|
|
|
|
|
def set_protocol(self, protocol):
|
|
if protocol != self.protocol:
|
|
self.protocol = protocol
|
|
self.init_servers_list()
|
|
|
|
def change_protocol(self, use_ssl):
|
|
p = 's' if use_ssl else 't'
|
|
host = unicode(self.server_host.text())
|
|
pp = self.servers.get(host, DEFAULT_PORTS)
|
|
if p not in pp.keys():
|
|
p = pp.keys()[0]
|
|
port = pp[p]
|
|
self.server_host.setText( host )
|
|
self.server_port.setText( port )
|
|
self.set_protocol(p)
|
|
|
|
def server_changed(self, x):
|
|
if x:
|
|
self.change_server(str(x.text(0)), self.protocol)
|
|
|
|
def change_server(self, host, protocol):
|
|
|
|
pp = self.servers.get(host, DEFAULT_PORTS)
|
|
if protocol and protocol not in protocol_letters:
|
|
protocol = None
|
|
if protocol:
|
|
port = pp.get(protocol)
|
|
if port is None:
|
|
protocol = None
|
|
|
|
if not protocol:
|
|
if 's' in pp.keys():
|
|
protocol = 's'
|
|
port = pp.get(protocol)
|
|
else:
|
|
protocol = pp.keys()[0]
|
|
port = pp.get(protocol)
|
|
|
|
self.server_host.setText( host )
|
|
self.server_port.setText( port )
|
|
self.ssl_cb.setChecked(protocol=='s')
|
|
|
|
|
|
def do_exec(self):
|
|
|
|
if not self.exec_():
|
|
return
|
|
|
|
host = str( self.server_host.text() )
|
|
port = str( self.server_port.text() )
|
|
protocol = 's' if self.ssl_cb.isChecked() else 't'
|
|
|
|
if self.proxy_mode.currentText() != 'NONE':
|
|
proxy = { 'mode':str(self.proxy_mode.currentText()).lower(),
|
|
'host':str(self.proxy_host.text()),
|
|
'port':str(self.proxy_port.text()) }
|
|
else:
|
|
proxy = None
|
|
|
|
auto_connect = self.autoconnect_cb.isChecked()
|
|
|
|
self.network.set_parameters(host, port, protocol, proxy, auto_connect)
|
|
return True
|