[modules] re-enable getcrypto

modules/contrib/getcrypto.py

@@ -0,0 +1,75 @@
+# pylint: disable=C0111,R0903
+
+"""Displays the price of a cryptocurrency.
+
+Requires the following python packages:
+    * requests
+
+Parameters:
+    * getcrypto.interval: Interval in seconds for updating the price, default is 120, less than that will probably get your IP banned.
+    * getcrypto.getbtc: 0 for not getting price of BTC, 1 for getting it (default).
+    * getcrypto.geteth: 0 for not getting price of ETH, 1 for getting it (default).
+    * getcrypto.getltc: 0 for not getting price of LTC, 1 for getting it (default).
+    * getcrypto.getcur: Set the currency to display the price in, usd is the default.
+"""
+
+import requests
+import time
+import bumblebee.util
+import bumblebee.input
+import bumblebee.output
+import bumblebee.engine
+from requests.exceptions import RequestException
+def getfromkrak(coin, currency):
+    abbrev = {
+        "Btc": ["xbt", "XXBTZ"],
+        "Eth": ["eth", "XETHZ"],
+        "Ltc": ["ltc", "XLTCZ"],
+    }
+    data = abbrev.get(coin, None)
+    if not data: return
+    epair = "{}{}".format(data[0], currency)
+    tickname = "{}{}".format(data[1], currency.upper())
+    try:
+        krakenget = requests.get('https://api.kraken.com/0/public/Ticker?pair='+epair).json()
+    except (RequestException, Exception):
+        return "No connection"
+    if not 'result' in krakenget:
+        return "No data"
+    kethusdask = float(krakenget['result'][tickname]['a'][0])
+    kethusdbid = float(krakenget['result'][tickname]['b'][0])
+    return coin+": "+str((kethusdask+kethusdbid)/2)[0:6]
+
+
+class Module(bumblebee.engine.Module):
+    def __init__(self, engine, config):
+        super(Module, self).__init__(engine, config,
+            bumblebee.output.Widget(full_text=self.curprice)
+        )
+        self._curprice = ""
+        self._nextcheck = 0
+        self._interval = int(self.parameter("interval", "120"))
+        self._getbtc = bumblebee.util.asbool(self.parameter("getbtc", True))
+        self._geteth = bumblebee.util.asbool(self.parameter("geteth", True))
+        self._getltc = bumblebee.util.asbool(self.parameter("getltc", True))
+        self._getcur = self.parameter("getcur", "usd")
+        engine.input.register_callback(self, button=bumblebee.input.LEFT_MOUSE,
+            cmd="xdg-open https://cryptowat.ch/")
+
+    def curprice(self, widget):
+        return self._curprice
+
+    def update(self, widgets):
+        if self._nextcheck < int(time.time()):
+            self._nextcheck = int(time.time()) + self._interval
+            currency = self._getcur
+            btcprice, ethprice, ltcprice = "", "", ""
+            if self._getbtc:
+                btcprice = getfromkrak('Btc', currency)
+            if self._geteth:
+                ethprice = getfromkrak('Eth', currency)
+            if self._getltc:
+                ltcprice = getfromkrak('Ltc', currency)
+            self._curprice = btcprice+" "*(self._getbtc*self._geteth)+ethprice+" "*(self._getltc*max(self._getbtc, self._geteth))+ltcprice
+
+# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4