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107 lines
3.7 KiB
107 lines
3.7 KiB
from sys import stderr
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from electrum.i18n import _
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from electrum.util import PrintError
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class GuiMixin(object):
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# Requires: self.proto, self.device
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messages = {
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3: _("Confirm transaction outputs on %s device to continue"),
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8: _("Confirm transaction fee on %s device to continue"),
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7: _("Confirm message to sign on %s device to continue"),
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10: _("Confirm address on %s device to continue"),
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'change pin': _("Confirm PIN change on %s device to continue"),
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'default': _("Check %s device to continue"),
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'label': _("Confirm label change on %s device to continue"),
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'remove pin': _("Confirm removal of PIN on %s device to continue"),
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}
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def callback_ButtonRequest(self, msg):
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msg_code = self.msg_code_override or msg.code
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message = self.messages.get(msg_code, self.messages['default'])
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if msg.code in [3, 8] and hasattr(self, 'cancel'):
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cancel_callback = self.cancel
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else:
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cancel_callback = None
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self.handler.show_message(message % self.device, cancel_callback)
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return self.proto.ButtonAck()
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def callback_PinMatrixRequest(self, msg):
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if msg.type == 1:
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msg = _("Enter your current %s PIN:")
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elif msg.type == 2:
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msg = _("Enter a new %s PIN:")
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elif msg.type == 3:
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msg = (_("Please re-enter your new %s PIN.\n"
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"Note the numbers have been shuffled!"))
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else:
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msg = _("Please enter %s PIN")
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pin = self.handler.get_pin(msg % self.device)
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if not pin:
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return self.proto.Cancel()
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return self.proto.PinMatrixAck(pin=pin)
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def callback_PassphraseRequest(self, req):
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msg = _("Please enter your %s passphrase")
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passphrase = self.handler.get_passphrase(msg % self.device)
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if passphrase is None:
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return self.proto.Cancel()
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return self.proto.PassphraseAck(passphrase=passphrase)
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def callback_WordRequest(self, msg):
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# TODO
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stderr.write("Enter one word of mnemonic:\n")
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stderr.flush()
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word = raw_input()
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return self.proto.WordAck(word=word)
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def trezor_client_class(protocol_mixin, base_client, proto):
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'''Returns a class dynamically.'''
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class TrezorClient(protocol_mixin, GuiMixin, base_client, PrintError):
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def __init__(self, transport, plugin):
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base_client.__init__(self, transport)
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protocol_mixin.__init__(self, transport)
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self.proto = proto
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self.device = plugin.device
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self.handler = plugin.handler
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self.tx_api = plugin
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self.bad = False
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self.msg_code_override = None
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def change_label(self, label):
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self.msg_code_override = 'label'
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try:
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self.apply_settings(label=label)
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finally:
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self.msg_code_override = None
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def set_pin(self, remove):
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self.msg_code_override = 'remove pin' if remove else 'change pin'
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try:
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self.change_pin(remove)
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finally:
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self.msg_code_override = None
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def firmware_version(self):
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f = self.features
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return (f.major_version, f.minor_version, f.patch_version)
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def atleast_version(self, major, minor=0, patch=0):
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return cmp(self.firmware_version(), (major, minor, patch))
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def call_raw(self, msg):
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try:
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return base_client.call_raw(self, msg)
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except:
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self.print_error("Marking %s client bad" % self.device)
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self.bad = True
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raise
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return TrezorClient
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