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import requests |
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import re |
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import json |
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from event import Event |
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try: |
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from basemodule import BaseModule |
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except ImportError: |
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from modules.basemodule import BaseModule |
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class Weather2(BaseModule): |
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def post_init(self): |
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weather2 = Event('__.weather2__') |
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weather2.define(msg_definition='^\.[Ww]eather') |
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weather2.subscribe(self) |
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forecast = Event('__.forecast__') |
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forecast.define(msg_definition='^\.[Ff]orecast') |
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forecast.subscribe(self) |
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self.bot.register_event(forecast, self) |
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self.bot.register_event(weather2, self) |
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self.api_key = "1fe31b3b4cfdab66" |
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def forecast(self, url, channel): |
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q = requests.get(url) |
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try: |
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q.raise_for_status() |
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except requests.exceptions.HTTPError: |
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self.say(channel, "Encountered an error with the WUnderground API") |
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return None |
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except requests.exceptions.MissingSchema: |
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self.say(channel, "Badly formatted location?") |
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return None |
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results = q.json() |
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# we're only doing two days for now |
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counter = 0 |
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phrase = "" |
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for item in results['forecast']['txt_forecast']['forecastday']: |
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if counter > 3: |
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break |
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phrase = phrase + item['title'] + ": " + item['fcttext'] + " " |
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counter += 1 |
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#print phrase |
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return phrase[:-1] # super hackish way to remove the trailing comma |
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def api_request(self, location, channel, command="conditions"): |
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"""location is a search string after the .weather command. This function |
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will determine whether it is a zip code or a named location and return an |
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appropriate API call""" |
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#note for future: if wanted, add further detection of conditions or forecast searching |
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query = None |
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try: |
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# test if is a zipcode or a single city name |
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a = float(location.split()[0]) |
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if a and len(location.split()[0]) < 5: |
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self.say(channel,"valid zipcode required, numbnuts") |
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return None |
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zipcode = re.match('[0-9]{5}', location) |
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query = '/q/'+zipcode.string |
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except ValueError: # it's a city name (or broken encoding on numbers or something) |
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#create autocomplete search |
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q = requests.get('http://autocomplete.wunderground.com/aq', params={'query':location}) |
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try: |
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q.raise_for_status() |
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except requests.exceptions.HTTPError: |
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self.say(channel, "Encountered an error contacting the WUnderground API") |
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return None |
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results = q.json() |
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try: |
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#attempt to grab the 'l' field from the first result |
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#assuming it exists, this field will be what we use to search the conditions api |
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query = results['RESULTS'][0]['l'] |
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except (IndexError, KeyError): |
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#in case there were no results, let channel know |
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self.say(channel, "No results found") |
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return None |
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if query: |
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#return the full URL of the query we want to make |
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return 'http://api.wunderground.com/api/'+self.api_key+'/' + command + query+'.json' |
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return None |
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def get_conditions(self, query, channel): |
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"""given a fully formed query to the wundeground API, format an output string""" |
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r = requests.get(query) |
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try: |
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r.raise_for_status() |
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except requests.exceptions.HTTPError: |
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self.say(channel, "Encountered an error contacting the WUnderground API") |
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return |
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weather = r.json() |
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try: |
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#grab the relevant data we want for formatting |
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location = weather['current_observation']['display_location']['full'] |
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conditions = weather['current_observation']['weather'] |
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temp_f = str(weather['current_observation']['temp_f']) |
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temp_c = str(weather['current_observation']['temp_c']) |
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humidity = weather['current_observation']['relative_humidity'] |
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except KeyError: |
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self.say(channel, "Unable to get weather data from results. Sorry.") |
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return |
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#return the formatted string of weather data |
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return location + ': ' + conditions + ', ' + temp_f + 'F (' + temp_c + 'C). Humidity: ' + humidity |
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def handle(self, event): |
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#split the line beginning with .weather into 2 parts, the command and the search string |
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weather_line = event.msg.split(None, 1) |
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if len(weather_line) > 1: |
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if event.msg.startswith(".forecast"): |
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self.say(event.channel, "forecast " + weather_line[1] + ": " + self.forecast(self.api_request(weather_line[1], event.channel, "forecast"), event.channel)) |
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return |
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#if we're sure there's actually a search string, then continue |
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query = self.api_request(weather_line[1], event.channel) |
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if not query: |
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return |
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weather = self.get_conditions(query, event.channel) |
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if not weather: |
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return |
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self.say(event.channel, weather) |
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else: |
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#chastise the user for being silly and not actually searching for a location |
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self.say(event.channel, "It would help if you supplied an actual location to search for.") |
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hlmtre /
pybot
