Add CoinDesk BPI for exchange rate
Add CoinDesk BPI for exchange rate options. Choose between blockchain and coindesk on the plugin settings page.
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e955ee69a8
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d30fb5c473
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@ -178,8 +178,10 @@ class MiniWindow(QDialog):
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self.actuator = actuator
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self.config = config
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self.btc_balance = None
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self.use_exchanges = ["Blockchain", "CoinDesk"]
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self.quote_currencies = ["BRL", "CNY", "EUR", "GBP", "RUB", "USD"]
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self.actuator.set_configured_currency(self.set_quote_currency)
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self.actuator.set_configured_exchange(self.set_exchange)
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# Needed because price discovery is done in a different thread
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# which needs to be sent back to this main one to update the GUI
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@ -370,6 +372,13 @@ class MiniWindow(QDialog):
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def deactivate(self):
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pass
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def set_exchange(self, use_exchange):
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if use_exchange not in self.use_exchanges:
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return
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self.use_exchanges.remove(use_exchange)
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self.use_exchanges.insert(0, use_exchange)
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self.refresh_balance()
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def set_quote_currency(self, currency):
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"""Set and display the fiat currency country."""
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if currency not in self.quote_currencies:
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@ -676,6 +685,11 @@ class MiniActuator:
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self.g.config.set_key('litegui_theme',theme_name)
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self.load_theme()
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def set_configured_exchange(self, set_exchange):
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use_exchange = self.g.config.get('use_exchange')
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if use_exchange is not None:
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set_exchange(use_exchange)
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def set_configured_currency(self, set_quote_currency):
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"""Set the inital fiat currency conversion country (USD/EUR/GBP) in
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the GUI to what it was set to in the wallet."""
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@ -685,6 +699,10 @@ class MiniActuator:
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if currency is not None:
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set_quote_currency(currency)
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def set_config_exchange(self, conversion_exchange):
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self.g.config.set_key('exchange',conversion_exchange,True)
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self.g.update_status()
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def set_config_currency(self, conversion_currency):
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"""Change the wallet fiat currency country."""
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self.g.config.set_key('currency',conversion_currency,True)
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@ -20,6 +20,11 @@ class Exchanger(threading.Thread):
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self.parent = parent
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self.quote_currencies = None
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self.lock = threading.Lock()
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self.use_exchange = self.parent.config.get('use_exchange', "CoinDesk")
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self.parent.exchanges = ["CoinDesk", "Blockchain"]
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self.parent.currencies = ["EUR","GBP","USD"]
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self.parent.win.emit(SIGNAL("refresh_exchanges_combo()"))
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self.parent.win.emit(SIGNAL("refresh_currencies_combo()"))
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self.is_running = False
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def exchange(self, btc_amount, quote_currency):
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@ -29,7 +34,21 @@ class Exchanger(threading.Thread):
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quote_currencies = self.quote_currencies.copy()
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if quote_currency not in quote_currencies:
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return None
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return btc_amount * quote_currencies[quote_currency]
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if self.use_exchange == "CoinDesk":
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try:
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connection = httplib.HTTPSConnection('api.coindesk.com')
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connection.request("GET", "/v1/bpi/currentprice/" + str(quote_currency) + ".json")
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except Exception:
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return
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resp = connection.getresponse()
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if resp.reason == httplib.responses[httplib.NOT_FOUND]:
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return
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try:
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resp_rate = json.loads(resp.read())
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except Exception:
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return
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return btc_amount * decimal.Decimal(str(resp_rate["bpi"][str(quote_currency)]["rate_float"]))
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return btc_amount * decimal.Decimal(quote_currencies[quote_currency])
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def stop(self):
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self.is_running = False
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@ -37,12 +56,38 @@ class Exchanger(threading.Thread):
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def run(self):
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self.is_running = True
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while self.is_running:
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self.update()
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time.sleep(120)
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self.use_exchange = self.parent.config.get('use_exchange', "Blockchain")
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if self.use_exchange == "Blockchain":
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self.update_bc()
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elif self.use_exchange == "CoinDesk":
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self.update_cd()
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time.sleep(150)
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def update(self):
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def update_cd(self):
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try:
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connection = httplib.HTTPConnection('blockchain.info')
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connection = httplib.HTTPSConnection('api.coindesk.com')
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connection.request("GET", "/v1/bpi/supported-currencies.json")
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except Exception:
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return
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response = connection.getresponse()
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if response.reason == httplib.responses[httplib.NOT_FOUND]:
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return
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try:
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resp_currencies = json.loads(response.read())
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except Exception:
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return
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quote_currencies = {}
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for cur in resp_currencies:
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quote_currencies[str(cur["currency"])] = 0.0
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with self.lock:
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self.quote_currencies = quote_currencies
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self.parent.set_currencies(quote_currencies)
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def update_bc(self):
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try:
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connection = httplib.HTTPSConnection('blockchain.info')
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connection.request("GET", "/ticker")
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except Exception:
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return
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@ -84,6 +129,7 @@ class Plugin(BasePlugin):
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def __init__(self,a,b):
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BasePlugin.__init__(self,a,b)
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self.currencies = [self.config.get('currency', "EUR")]
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self.exchanges = [self.config.get('use_exchange', "CoinDesk")]
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def init(self):
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self.win = self.gui.main_window
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@ -93,16 +139,18 @@ class Plugin(BasePlugin):
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self.exchanger.start()
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self.gui.exchanger = self.exchanger #
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def set_currencies(self, quote_currencies):
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self.currencies = sorted(quote_currencies.keys())
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def set_currencies(self, currency_options):
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self.currencies = sorted(currency_options)
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self.win.emit(SIGNAL("refresh_currencies()"))
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self.win.emit(SIGNAL("refresh_currencies_combo()"))
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def set_quote_text(self, btc_balance, r):
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r[0] = self.create_quote_text(Decimal(btc_balance) / 100000000)
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def create_quote_text(self, btc_balance):
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quote_currency = self.config.get("currency", "EUR")
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self.exchanger.use_exchange = self.config.get("use_exchange", "Blockchain")
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quote_balance = self.exchanger.exchange(btc_balance, quote_currency)
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if quote_balance is None:
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quote_text = ""
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@ -126,7 +174,15 @@ class Plugin(BasePlugin):
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def settings_widget(self, window):
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return EnterButton(_('Settings'), self.settings_dialog)
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def settings_dialog(self):
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d = QDialog()
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layout = QGridLayout(d)
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layout.addWidget(QLabel("Exchange rate API: "), 0, 0)
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layout.addWidget(QLabel("Currency: "), 1, 0)
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combo = QComboBox()
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combo_ex = QComboBox()
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def on_change(x):
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cur_request = str(self.currencies[x])
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@ -134,6 +190,12 @@ class Plugin(BasePlugin):
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self.config.set_key('currency', cur_request, True)
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self.win.update_status()
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def on_change_ex(x):
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cur_request = str(self.exchanges[x])
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if cur_request != self.config.get('use_exchange', "CoinDesk"):
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self.config.set_key('use_exchange', cur_request, True)
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self.win.update_status()
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def set_currencies(combo):
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try:
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combo.clear()
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@ -146,10 +208,31 @@ class Plugin(BasePlugin):
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index = 0
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combo.setCurrentIndex(index)
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def set_exchanges(combo_ex):
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try:
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combo_ex.clear()
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except Exception:
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return
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combo_ex.addItems(self.exchanges)
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try:
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index = self.exchanges.index(self.config.get('use_exchange', "Blockchain"))
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except Exception:
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index = 0
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combo_ex.setCurrentIndex(index)
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set_exchanges(combo_ex)
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set_currencies(combo)
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combo.currentIndexChanged.connect(on_change)
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combo.connect(window, SIGNAL('refresh_currencies_combo()'), lambda: set_currencies(combo))
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return combo
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combo_ex.currentIndexChanged.connect(on_change_ex)
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combo.connect(d, SIGNAL('refresh_currencies_combo()'), lambda: set_currencies(combo))
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combo_ex.connect(d, SIGNAL('refresh_exchanges_combo()'), lambda: set_exchanges(combo_ex))
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layout.addWidget(combo,1,1)
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layout.addWidget(combo_ex,0,1)
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if d.exec_():
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return True
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else:
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return False
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