Merge branch 'feez'
This commit is contained in:
commit
59ed5932a8
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@ -0,0 +1,43 @@
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from electrum.i18n import _
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import PyQt4
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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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class FeeSlider(QSlider):
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def __init__(self, window, config, callback):
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QSlider.__init__(self, Qt.Horizontal)
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self.config = config
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self.fee_step = self.config.max_fee_rate() / 10
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self.window = window
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self.callback = callback
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self.setToolTip('')
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self.update()
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self.valueChanged.connect(self.moved)
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def moved(self, pos):
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from electrum.util import fee_levels
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dyn = self.config.is_dynfee()
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fee_rate = self.config.dynfee(pos) if dyn else pos * self.fee_step
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rate_str = self.window.format_amount(fee_rate) + ' ' + self.window.base_unit() + '/kB'
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if dyn:
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tooltip = fee_levels[pos] + '\n' + rate_str
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else:
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tooltip = rate_str
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if self.config.has_fee_estimates():
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i = self.config.reverse_dynfee(fee_rate)
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tooltip += '\n' + (_('low fee') if i < 0 else 'Within %d blocks'%i)
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QToolTip.showText(QCursor.pos(), tooltip, self)
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self.callback(dyn, pos, fee_rate)
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def update(self):
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if self.config.is_dynfee():
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self.setRange(0, 4)
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self.setValue(self.config.get('fee_level', 2))
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else:
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self.setRange(1, 10)
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fee_rate = self.config.fee_per_kb()
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pos = min(fee_rate / self.fee_step, 10)
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self.setValue(pos)
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@ -59,7 +59,7 @@ from network_dialog import NetworkDialog
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from qrcodewidget import QRCodeWidget, QRDialog
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from qrtextedit import ShowQRTextEdit
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from transaction_dialog import show_transaction
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from fee_slider import FeeSlider
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from electrum import ELECTRUM_VERSION
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@ -161,7 +161,7 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
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if self.network:
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self.connect(self, QtCore.SIGNAL('network'), self.on_network_qt)
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interests = ['updated', 'new_transaction', 'status',
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'banner', 'verified']
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'banner', 'verified', 'fee']
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# To avoid leaking references to "self" that prevent the
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# window from being GC-ed when closed, callbacks should be
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# methods of this class only, and specifically not be
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@ -169,12 +169,13 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
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self.network.register_callback(self.on_network, interests)
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# set initial message
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self.console.showMessage(self.network.banner)
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self.network.register_callback(self.on_quotes, ['on_quotes'])
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self.network.register_callback(self.on_history, ['on_history'])
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self.connect(self, SIGNAL('new_fx_quotes'), self.on_fx_quotes)
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self.connect(self, SIGNAL('new_fx_history'), self.on_fx_history)
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# update fee slider in case we missed the callback
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self.fee_slider.update()
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self.load_wallet(wallet)
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self.connect_slots(gui_object.timer)
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self.fetch_alias()
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@ -259,7 +260,7 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
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self.need_update.set()
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elif event == 'new_transaction':
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self.tx_notifications.append(args[0])
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elif event in ['status', 'banner', 'verified']:
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elif event in ['status', 'banner', 'verified', 'fee']:
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# Handle in GUI thread
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self.emit(QtCore.SIGNAL('network'), event, *args)
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else:
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@ -273,6 +274,9 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
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self.console.showMessage(args[0])
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elif event == 'verified':
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self.history_list.update_item(*args)
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elif event == 'fee':
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if self.config.is_dynfee():
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self.fee_slider.update()
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else:
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self.print_error("unexpected network_qt signal:", event, args)
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@ -996,13 +1000,19 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
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+ _('A suggested fee is automatically added to this field. You may override it. The suggested fee increases with the size of the transaction.')
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self.fee_e_label = HelpLabel(_('Fee'), msg)
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fee_cb = lambda x: self.spend_max() if self.is_max else self.update_fee()
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self.fee_slider = self.create_fee_slider(self, fee_cb)
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self.fee_slider.setValue(self.config.get('fee_level', 2))
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def fee_cb(dyn, pos, fee_rate):
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if dyn:
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self.config.set_key('fee_level', pos, False)
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else:
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self.config.set_key('fee_per_kb', fee_rate, False)
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self.spend_max() if self.is_max else self.update_fee()
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self.fee_slider = FeeSlider(self, self.config, fee_cb)
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self.fee_slider.setFixedWidth(140)
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self.fee_e = BTCAmountEdit(self.get_decimal_point)
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self.fee_e.setVisible(self.config.get('show_fee', False))
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if not self.config.get('show_fee', False):
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self.fee_e.setVisible(False)
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self.fee_e.textEdited.connect(self.update_fee)
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# This is so that when the user blanks the fee and moves on,
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# we go back to auto-calculate mode and put a fee back.
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@ -1275,9 +1285,9 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
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if extra_fee:
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msg.append( _("Additional fees") + ": " + self.format_amount_and_units(extra_fee) )
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confirm_rate = self.config.get('confirm_fee', 200000)
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confirm_rate = 2 * self.config.max_fee_rate()
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if tx.get_fee() > confirm_rate * tx.estimated_size() / 1000:
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msg.append(_('Warning')+ ': ' + _("The fee for this transaction seems unusually high."))
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msg.append(_('Warning') + ': ' + _("The fee for this transaction seems unusually high."))
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if self.wallet.has_password():
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msg.append("")
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@ -2370,28 +2380,14 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
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nz.valueChanged.connect(on_nz)
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gui_widgets.append((nz_label, nz))
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dynfee_cb = QCheckBox(_('Use static fees'))
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dynfee_cb.setChecked(not self.config.get('dynamic_fees', True))
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dynfee_cb.setToolTip(_("Do not use fees recommended by the server."))
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fee_e = BTCkBEdit(self.get_decimal_point)
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def on_fee(is_done):
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if self.config.get('dynamic_fees', True):
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return
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v = fee_e.get_amount() or 0
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self.config.set_key('fee_per_kb', v, is_done)
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self.update_fee()
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def update_feeperkb():
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fee_e.setAmount(self.config.get('fee_per_kb', bitcoin.RECOMMENDED_FEE))
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b = self.config.get('dynamic_fees', True)
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fee_e.setEnabled(not b)
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dynfee_cb = QCheckBox(_('Use dynamic fees'))
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dynfee_cb.setChecked(self.config.get('dynamic_fees', True))
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dynfee_cb.setToolTip(_("Use fees recommended by the server."))
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def on_dynfee(x):
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self.config.set_key('dynamic_fees', x != Qt.Checked)
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update_feeperkb()
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fee_e.editingFinished.connect(lambda: on_fee(True))
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fee_e.textEdited.connect(lambda: on_fee(False))
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self.config.set_key('dynamic_fees', x == Qt.Checked)
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self.fee_slider.update()
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dynfee_cb.stateChanged.connect(on_dynfee)
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update_feeperkb()
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fee_widgets.append((dynfee_cb, fee_e))
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fee_widgets.append((dynfee_cb, None))
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feebox_cb = QCheckBox(_('Edit fees manually'))
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feebox_cb.setChecked(self.config.get('show_fee', False))
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@ -2767,25 +2763,6 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
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vbox.addLayout(Buttons(CloseButton(d)))
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d.exec_()
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def create_fee_slider(self, parent, callback):
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from electrum.util import fee_levels
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from electrum.bitcoin import FEE_STEP, RECOMMENDED_FEE
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fee_slider = QSlider(Qt.Horizontal, parent)
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def slider_moved():
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pos = fee_slider.sliderPosition()
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self.config.set_key('fee_level', pos, False)
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is_dyn = self.config.get('dynamic_fees') and self.network and self.network.dynfee(pos)
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fee_rate = self.wallet.fee_per_kb(self.config)
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tooltip = fee_levels[pos] + '\n' if is_dyn else ''
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tooltip += self.format_amount(fee_rate) + ' ' + self.base_unit() + '/kB'
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QToolTip.showText(QCursor.pos(), tooltip, self.fee_slider)
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callback(fee_rate)
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fee_slider.setRange(0, 4)
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fee_slider.setToolTip('')
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fee_slider.setValue(self.config.get('fee_level', 2))
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fee_slider.valueChanged.connect(slider_moved)
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return fee_slider
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def bump_fee_dialog(self, tx):
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is_relevant, is_mine, v, fee = self.wallet.get_wallet_delta(tx)
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@ -2799,12 +2776,11 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
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fee_e.setAmount(fee * 1.5)
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vbox.addWidget(fee_e)
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def on_rate(fee_rate):
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def on_rate(dyn, pos, fee_rate):
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fee = fee_rate * tx_size / 1000
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fee_e.setAmount(fee)
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fee_slider = self.create_fee_slider(d, on_rate)
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fee_slider = FeeSlider(self, self.config, on_rate)
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vbox.addWidget(fee_slider)
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cb = QCheckBox(_('Final'))
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vbox.addWidget(cb)
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vbox.addLayout(Buttons(CancelButton(d), OkButton(d)))
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@ -58,7 +58,9 @@ def set_testnet():
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################################## transactions
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FEE_STEP = 10000
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RECOMMENDED_FEE = 50000
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MAX_FEE_RATE = 100000
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FEE_TARGETS = [25, 10, 5, 2]
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COINBASE_MATURITY = 100
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COIN = 100000000
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@ -37,13 +37,12 @@ import socket
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import json
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import util
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import bitcoin
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from bitcoin import *
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from interface import Connection, Interface
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from blockchain import Blockchain
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from version import ELECTRUM_VERSION, PROTOCOL_VERSION
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FEE_TARGETS = [25, 10, 5, 2]
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DEFAULT_PORTS = {'t':'50001', 's':'50002'}
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DEFAULT_SERVERS = {
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@ -202,7 +201,6 @@ class Network(util.DaemonThread):
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self.banner = ''
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self.donation_address = ''
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self.fee_estimates = {}
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self.relay_fee = None
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self.heights = {}
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self.merkle_roots = {}
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@ -326,7 +324,7 @@ class Network(util.DaemonThread):
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self.queue_request('server.banner', [])
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self.queue_request('server.donation_address', [])
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self.queue_request('server.peers.subscribe', [])
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for i in FEE_TARGETS:
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for i in bitcoin.FEE_TARGETS:
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self.queue_request('blockchain.estimatefee', [i])
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self.queue_request('blockchain.relayfee', [])
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@ -336,7 +334,7 @@ class Network(util.DaemonThread):
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elif key == 'banner':
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value = self.banner
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elif key == 'fee':
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value = self.fee_estimates
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value = self.config.fee_estimates
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elif key == 'updated':
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value = (self.get_local_height(), self.get_server_height())
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elif key == 'servers':
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@ -345,28 +343,6 @@ class Network(util.DaemonThread):
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value = self.get_interfaces()
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return value
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def dynfee(self, i):
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from bitcoin import RECOMMENDED_FEE
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if i < 4:
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j = FEE_TARGETS[i]
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fee = self.fee_estimates.get(j)
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else:
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assert i == 4
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fee = self.fee_estimates.get(2)
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if fee is not None:
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fee += fee/2
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if fee is not None:
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fee = min(10*RECOMMENDED_FEE, fee)
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return fee
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def reverse_dynfee(self, fee_per_kb):
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import operator
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dist = map(lambda x: (x[0], abs(x[1] - fee_per_kb)), self.fee_estimates.items())
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min_target, min_value = min(dist, key=operator.itemgetter(1))
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if fee_per_kb < self.fee_estimates.get(25)/2:
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min_target = -1
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return min_target
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def notify(self, key):
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if key in ['status', 'updated']:
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self.trigger_callback(key)
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@ -550,7 +526,7 @@ class Network(util.DaemonThread):
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elif method == 'blockchain.estimatefee':
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if error is None:
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i = params[0]
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self.fee_estimates[i] = int(result * COIN)
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self.config.fee_estimates[i] = int(result * COIN)
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self.notify('fee')
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elif method == 'blockchain.relayfee':
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if error is None:
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@ -6,6 +6,8 @@ import os
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from copy import deepcopy
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from util import user_dir, print_error, print_msg, print_stderr, PrintError
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from bitcoin import MAX_FEE_RATE, FEE_TARGETS
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SYSTEM_CONFIG_PATH = "/etc/electrum.conf"
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config = None
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@ -40,6 +42,8 @@ class SimpleConfig(PrintError):
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# a thread-safe way.
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self.lock = threading.RLock()
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self.fee_estimates = {}
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# The following two functions are there for dependency injection when
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# testing.
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if read_system_config_function is None:
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@ -190,6 +194,43 @@ class SimpleConfig(PrintError):
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path = wallet.storage.path
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self.set_key('gui_last_wallet', path)
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def max_fee_rate(self):
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return self.get('max_fee_rate', MAX_FEE_RATE)
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def dynfee(self, i):
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if i < 4:
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j = FEE_TARGETS[i]
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fee = self.fee_estimates.get(j)
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else:
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assert i == 4
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fee = self.fee_estimates.get(2)
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if fee is not None:
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fee += fee/2
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if fee is not None:
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fee = min(5*MAX_FEE_RATE, fee)
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return fee
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def reverse_dynfee(self, fee_per_kb):
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import operator
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dist = map(lambda x: (x[0], abs(x[1] - fee_per_kb)), self.fee_estimates.items())
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min_target, min_value = min(dist, key=operator.itemgetter(1))
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if fee_per_kb < self.fee_estimates.get(25)/2:
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min_target = -1
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return min_target
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def has_fee_estimates(self):
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return len(self.fee_estimates)==4
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def is_dynfee(self):
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return self.get('dynamic_fees') and self.has_fee_estimates()
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def fee_per_kb(self):
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dyn = self.is_dynfee()
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if dyn:
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fee_rate = self.dynfee(self.get('fee_level', 2))
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else:
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fee_rate = self.get('fee_per_kb', self.max_fee_rate()/2)
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return fee_rate
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def read_system_config(path=SYSTEM_CONFIG_PATH):
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"""Parse and return the system config settings in /etc/electrum.conf."""
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@ -754,16 +754,6 @@ class Abstract_Wallet(PrintError):
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return ', '.join(labels)
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return ''
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def fee_per_kb(self, config):
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b = config.get('dynamic_fees', True)
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i = config.get('fee_level', 2)
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if b and self.network and self.network.dynfee(i):
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return self.network.dynfee(i)
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else:
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fee_per_kb = config.get('fee_per_kb', RECOMMENDED_FEE)
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coeff = {0:0.3, 1:0.5, 2:1, 3:1.5, 4:2}
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return fee_per_kb * coeff[i]
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def get_tx_status(self, tx_hash, height, conf, timestamp):
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from util import format_time
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if conf == 0:
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@ -772,9 +762,9 @@ class Abstract_Wallet(PrintError):
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return 3, 'unknown'
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is_final = tx and tx.is_final()
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fee = self.tx_fees.get(tx_hash)
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if fee and self.network and self.network.dynfee(0):
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if fee and self.network and self.network.config.has_fee_estimates():
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size = len(tx.raw)/2
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low_fee = int(self.network.dynfee(0)*size/1000)
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low_fee = int(self.network.config.dynfee(0)*size/1000)
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is_lowfee = fee < low_fee * 0.5
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else:
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is_lowfee = False
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@ -873,7 +863,7 @@ class Abstract_Wallet(PrintError):
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return tx
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def estimate_fee(self, config, size):
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fee = int(self.fee_per_kb(config) * size / 1000.)
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fee = int(config.fee_per_kb() * size / 1000.)
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return fee
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def mktx(self, outputs, password, config, fee=None, change_addr=None, domain=None):
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