73 lines
2.1 KiB
Python
73 lines
2.1 KiB
Python
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"weather, thanks to google"
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import os
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import codecs
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import thread
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import urllib
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from lxml import etree
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from util import hook
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lock = thread.allocate_lock()
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stalk = {}
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def load_stalk(filename, mtimes={}):
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if not os.path.exists(filename):
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return {}
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mtime = os.stat(filename).st_mtime
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if mtimes.get(filename, 0) != mtime:
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mtimes[filename] = mtime
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return dict(x.strip().split(None, 1) for x in
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codecs.open(filename, 'r', 'utf-8'))
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def save_stalk(filename, houses):
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out = codecs.open(filename, 'w', 'utf-8')
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out.write('\n'.join('%s %s' % x for x in sorted(houses.iteritems()))) #heh
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out.flush()
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out.close()
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@hook.command
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def weather(bot, input):
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".weather <location> [dontsave] -- queries the google weather API for weather data"
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global stalk
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filename = os.path.join(bot.persist_dir, 'weather')
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if not stalk:
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with lock:
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stalk = load_stalk(filename)
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nick = input.nick.lower()
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loc = input.inp.strip()
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dontsave = loc.endswith(" dontsave")
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if dontsave:
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loc = loc[:-9].strip().lower()
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if not loc: # blank line
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loc = stalk.get(nick, '')
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if not loc:
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return weather.__doc__
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data = urllib.urlencode({'weather': loc.encode('utf-8')})
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url = 'http://www.google.com/ig/api?' + data
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w = etree.parse(url).find('weather')
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if w.find('problem_cause') is not None:
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return "Couldn't fetch weather data for '%s', try using a zip or " \
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"postal code." % input.inp
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info = dict((e.tag, e.get('data')) for e in w.find('current_conditions'))
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info['city'] = w.find('forecast_information/city').get('data')
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info['high'] = w.find('forecast_conditions/high').get('data')
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info['low'] = w.find('forecast_conditions/low').get('data')
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input.reply('%(city)s: %(condition)s, %(temp_f)sF/%(temp_c)sC (H:%(high)sF'\
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', L:%(low)sF), %(humidity)s, %(wind_condition)s.' % info)
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if not dontsave and loc != stalk.get(nick, ''):
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with lock:
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stalk[nick] = loc
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save_stalk(filename, stalk)
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