[modules/various] Use new interval mechanism

Use generic interval mechanism in most of the modules that use slow
updates.

Only exception: getcrypto, as the interval is specified in seconds there
and I want to retain backwards-compatibility.

fixes #220

bumblebee/modules/currency.py

@@ -20,7 +20,6 @@ Note: source and destination names right now must correspond to the names used b
 import bumblebee.input
 import bumblebee.output
 import bumblebee.engine
-import time
 try:
     import requests
 except ImportError:
@@ -38,7 +37,7 @@ class Module(bumblebee.engine.Module):
             bumblebee.output.Widget(full_text=self.price)
         )
         self._data = []
-        self._interval = int(self.parameter("interval", 1))
+        self.interval(1)
         self._base = self.parameter("source", "GBP")
         self._symbols = self.parameter("destination", "USD,EUR").split(",")
         self._nextcheck = 0
@@ -57,10 +56,7 @@ class Module(bumblebee.engine.Module):
         return basefmt.format(SYMBOL[self._base] if self._base in SYMBOL else self._base, ratefmt.join(rates))
 
     def update(self, widgets):
-        timestamp = int(time.time())
-        if self._nextcheck < timestamp:
         self._data = []
-            self._nextcheck = timestamp + self._interval*60
         for symbol in self._symbols:
             url = API_URL.format(self._base, symbol)
             try:

bumblebee/modules/dnf.py

@@ -6,11 +6,10 @@ Requires the following executable:
     * dnf
 
 Parameters:
-    * dnf.interval: Time in seconds between two consecutive update checks (defaulst to 1800)
+    * dnf.interval: Time in seconds between two consecutive update checks (defaulst to 30 minutes)
 
 """
 
-import time
 import threading
 
 import bumblebee.util
@@ -53,7 +52,7 @@ class Module(bumblebee.engine.Module):
     def __init__(self, engine, config):
         widget = bumblebee.output.Widget(full_text=self.updates)
         super(Module, self).__init__(engine, config, widget)
-        self._next_check = 0
+        self.interval(30)
 
     def updates(self, widget):
         result = []
@@ -62,11 +61,8 @@ class Module(bumblebee.engine.Module):
         return "/".join(result)
 
     def update(self, widgets):
-        if int(time.time()) < self._next_check:
-            return
         thread = threading.Thread(target=get_dnf_info, args=(widgets[0],))
         thread.start()
-        self._next_check = int(time.time()) + self.parameter("interval", 30*60)
 
     def state(self, widget):
         cnt = 0

bumblebee/modules/github.py

@@ -10,7 +10,6 @@ Parameters:
     * github.interval: Interval in minutes
 """
 
-import time
 import functools
 import bumblebee.input
 import bumblebee.output
@@ -27,8 +26,7 @@ class Module(bumblebee.engine.Module):
                                      bumblebee.output.Widget(full_text=self.github)
                                     )
         self._count = 0
-        self._interval = int(self.parameter("interval", "5"))
+        self.interval(5)
-        self._nextcheck = 0
         self._requests = requests.Session()
         self._requests.headers.update({"Authorization":"token {}".format(self.parameter("token", ""))})
         engine.input.register_callback(self, button=bumblebee.input.LEFT_MOUSE,
@@ -41,9 +39,6 @@ class Module(bumblebee.engine.Module):
         return str(self._count)
 
     def update(self, _, immediate=False):
-        if immediate or self._nextcheck < int(time.time()):
-            self._nextcheck = int(time.time()) + self._interval * 60
-
         try:
             self._count = 0
             url = "https://api.github.com/notifications"

bumblebee/modules/hipchat.py

@@ -8,7 +8,6 @@ Parameters:
     * hipchat.interval: Refresh interval in minutes (defaults to 5)
 """
 
-import time
 import functools
 import bumblebee.input
 import bumblebee.output
@@ -27,8 +26,7 @@ class Module(bumblebee.engine.Module):
                                      bumblebee.output.Widget(full_text=self.output)
                                     )
         self._count = 0
-        self._interval = int(self.parameter("interval", "5"))
+        self.interval(5)
-        self._nextcheck = 0
 
         self._requests = requests.Session()
         self._requests.headers.update({"Authorization":"Bearer {}".format(self.parameter("token", ""))})
@@ -40,9 +38,6 @@ class Module(bumblebee.engine.Module):
         return str(self._count)
 
     def update(self, _, immediate=False):
-        if immediate or self._nextcheck < int(time.time()):
-            self._nextcheck = int(time.time()) + self._interval * 60
-
         try:
             self._count = 0
             items = self._requests.get(HIPCHAT_API_URL).json().get('items')
@@ -51,5 +46,4 @@ class Module(bumblebee.engine.Module):
         except Exception:
             self._count = "n/a"
 
-
 # vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4

bumblebee/modules/ping.py

@@ -6,7 +6,7 @@ Requires the following executable:
     * ping
 
 Parameters:
-    * ping.interval: Time in seconds between two RTT checks (defaults to 60)
+    * ping.ping_interval: Time in seconds between two RTT checks (defaults to 60)
     * ping.address : IP address to check
     * ping.timeout : Timeout for waiting for a reply (defaults to 5.0)
     * ping.probes  : Number of probes to send (defaults to 5)
@@ -51,7 +51,7 @@ class Module(bumblebee.engine.Module):
         super(Module, self).__init__(engine, config, widget)
 
         widget.set("address", self.parameter("address", "8.8.8.8"))
-        widget.set("interval", self.parameter("interval", 60))
+        widget.set("interval", self.parameter("ping_interval", 60))
         widget.set("rtt-probes", self.parameter("probes", 5))
         widget.set("rtt-timeout", self.parameter("timeout", 5.0))
         widget.set("rtt-avg", 0.0)

bumblebee/modules/stock.py

@@ -31,6 +31,7 @@ class Module(bumblebee.engine.Module):
         self._currencies = self.parameter('currencies', None)
         self._baseurl = 'http://download.finance.yahoo.com/d/quotes.csv'
         self._value = self.fetch()
+        self.interval(60)
 
         if not self._currencies:
             self._currencies = '$' * len(self._symbols)

bumblebee/modules/weather.py

@@ -7,7 +7,6 @@ Requires the following python packages:
     * requests
 
 Parameters:
-    * weather.interval: Interval (in minutes) for updating weather information
     * weather.location: Set location (ISO 3166 country code), defaults to 'auto' for getting location from http://ipinfo.io
     * weather.unit: metric (default), kelvin, imperial
     * weather.apikey: API key from http://api.openweathermap.org
@@ -18,7 +17,6 @@ import bumblebee.output
 import bumblebee.engine
 import re
 import json
-import time
 try:
     import requests
     from requests.exceptions import RequestException
@@ -34,10 +32,9 @@ class Module(bumblebee.engine.Module):
         self._apikey = self.parameter("apikey", "af7bfe22287c652d032a3064ffa44088")
         self._location = self.parameter("location", "auto")
         self._city = self.parameter("location", "")
-        self._interval = int(self.parameter("interval", "15"))
         self._unit = self.parameter("unit", "metric")
-        self._nextcheck = 0
         self._valid = False
+        self.interval(15)
 
     def _unit_suffix(self):
         if self._unit == "metric":
@@ -82,10 +79,7 @@ class Module(bumblebee.engine.Module):
         return []
 
     def update(self, widgets):
-        timestamp = int(time.time())
-        if self._nextcheck < timestamp:
         try:
-                self._nextcheck = timestamp + self._interval*60
             weather_url = "http://api.openweathermap.org/data/2.5/weather?appid={}".format(self._apikey)
             weather_url = "{}&units={}".format(weather_url, self._unit)
             if self._location == "auto":