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Cleaned up regexp naming so that it is more consistent and easier to use with

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multiple weather commands. Added Weather.wunder.
This commit is contained in:
James Vega 2004-06-04 19:49:08 +00:00
parent 34555c51ff
commit 4479c43d1d
1 changed files with 122 additions and 25 deletions
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147
plugins/Weather.py
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@ -78,7 +78,7 @@ class WeatherCommand(registry.String):
# Registry variables moved to the bottom to use Weather.weatherCommands.
class Weather(callbacks.Privmsg):
weatherCommands = ['ham', 'cnn']
weatherCommands = ['ham', 'cnn', 'wunder']
threaded = True
def callCommand(self, method, irc, msg, *L):
try:
@ -129,24 +129,24 @@ class Weather(callbacks.Privmsg):
unit = 'F'
return '%s%s%s' % (temp, deg, unit)
_cityregex = re.compile(
_hamLoc = re.compile(
r'<td><font size="4" face="arial"><b>'
r'(.*?), (.*?),(.*?)</b></font></td>', re.I)
_interregex = re.compile(
r'<td><font size="4" face="arial"><b>'
r'([^,]+), ([^<]+)</b></font></td>', re.I)
_condregex = re.compile(
_hamCond = re.compile(
r'<td width="100%" colspan="2" align="center"><strong>'
r'<font face="arial">([^<]+)</font></strong></td>', re.I)
_tempregex = re.compile(
_hamTemp = re.compile(
r'<td valign="top" align="right"><strong><font face="arial">'
r'(-?\d+)(.*?)(F|C)</font></strong></td>', re.I)
_temp = re.compile(r'(-?\d+)(.*?)(F|C)')
_chillregex = re.compile(
_hamChill = re.compile(
r'Wind Chill</font></strong>:</small></td>\s+<td align="right">'
r'<small><font face="arial">([^N][^<]+)</font></small></td>',
re.I | re.S)
_heatregex = re.compile(
_hamHeat = re.compile(
r'Heat Index</font></strong>:</small></td>\s+<td align="right">'
r'<small><font face="arial">([^N][^<]+)</font></small></td>',
re.I | re.S)
@ -220,7 +220,7 @@ class Weather(callbacks.Privmsg):
irc.error('No such location could be found.')
return
headData = self._cityregex.search(html)
headData = self._hamLoc.search(html)
if headData is not None:
(city, state, country) = headData.groups()
else:
@ -233,7 +233,7 @@ class Weather(callbacks.Privmsg):
city = city.strip()
state = state.strip()
temp = self._tempregex.search(html)
temp = self._hamTemp.search(html)
convert = self.registryValue('convert', msg.args[0])
if temp is not None:
(temp, deg, unit) = temp.groups()
@ -241,11 +241,11 @@ class Weather(callbacks.Privmsg):
temp = self._getTemp(int(temp), deg, unit, msg.args[0])
else:
temp = deg.join((temp, unit))
conds = self._condregex.search(html)
conds = self._hamCond.search(html)
if conds is not None:
conds = conds.group(1)
index = ''
chill = self._chillregex.search(html)
chill = self._hamChill.search(html)
if chill is not None:
chill = chill.group(1)
chill = utils.htmlToText(chill)
@ -256,7 +256,7 @@ class Weather(callbacks.Privmsg):
chill = self._getTemp(int(chill), deg, unit,msg.args[0])
if float(chill[:-2]) < float(temp[:-2]):
index = ' (Wind Chill: %s)' % chill
heat = self._heatregex.search(html)
heat = self._hamHeat.search(html)
if heat is not None:
heat = heat.group(1)
heat = utils.htmlToText(heat)
@ -270,18 +270,19 @@ class Weather(callbacks.Privmsg):
index = ' (Heat Index: %s)' % heat
if temp and conds and city and state:
conds = conds.replace('Tsra', 'Thunderstorms')
s = 'The current temperature in %s, %s is %s%s. Conditions: %s.'% \
s = 'The current temperature at %s, %s is %s%s. Conditions: %s.'% \
(city, state, temp, index, conds)
irc.reply(s)
else:
irc.error('The format of the page was odd.')
_cnnUrl = 'http://weather.cnn.com/weather/search?wsearch='
_fTemp = re.compile(r'(-?\d+)(&deg;)(F)</span>', re.I | re.S)
_conds = re.compile(r'align="center"><b>([^<]+)</b></div></td>', re.I|re.S)
_humidity = re.compile(r'Rel. Humidity: <b>(\d+%)</b>', re.I | re.S)
_wind = re.compile(r'Wind: <b>([^<]+)</b>', re.I | re.S)
_location = re.compile(r'<title>([^<]+)</title>', re.I | re.S)
_cnnFTemp = re.compile(r'(-?\d+)(&deg;)(F)</span>', re.I | re.S)
_cnnCond = re.compile(r'align="center"><b>([^<]+)</b></div></td>',
re.I | re.S)
_cnnHumid = re.compile(r'Rel. Humidity: <b>(\d+%)</b>', re.I | re.S)
_cnnWind = re.compile(r'Wind: <b>([^<]+)</b>', re.I | re.S)
_cnnLoc = re.compile(r'<title>([^<]+)</title>', re.I | re.S)
# Certain countries are expected to use a standard abbreviation
# The weather we pull uses weird codes. Map obvious ones here.
_cnnCountryMap = {'uk': 'en', 'de': 'ge'}
@ -314,11 +315,11 @@ class Weather(callbacks.Privmsg):
if "No search results" in text or "does not match a zip code" in text:
irc.error('No such location could be found.')
return
location = self._location.search(text)
temp = self._fTemp.search(text)
conds = self._conds.search(text)
humidity = self._humidity.search(text)
wind = self._wind.search(text)
location = self._cnnLoc.search(text)
temp = self._cnnFTemp.search(text)
conds = self._cnnCond.search(text)
humidity = self._cnnHumid.search(text)
wind = self._cnnWind.search(text)
convert = self.registryValue('convert', msg.args[0])
if location and temp:
location = location.group(1)
@ -328,8 +329,7 @@ class Weather(callbacks.Privmsg):
temp = self._getTemp(int(temp), deg, unit, msg.args[0])
else:
temp = deg.join((temp, unit))
resp = 'The current temperature in %s is %s.' % (location, temp)
resp = [resp]
resp = ['The current temperature at %s is %s.' % (location, temp)]
if conds is not None:
resp.append('Conditions: %s.' % conds.group(1))
if humidity is not None:
@ -337,7 +337,104 @@ class Weather(callbacks.Privmsg):
if wind is not None:
resp.append('Wind: %s.' % wind.group(1))
resp = map(utils.htmlToText, resp)
irc.reply(' '.join(resp))
irc.reply(' '.join(resp))
else:
irc.error('Could not find weather information.')
_wunderUrl = 'http://www.weatherunderground.com/cgi-bin/findweather/'\
'getForecast?query='
_wunderLoc = re.compile(r'<title>[^:]+: ([^<]+)</title>', re.I | re.S)
_wunderFTemp = re.compile(
r'graphics/conds.*?<nobr><b>(-?\d+)</b>&nbsp;(&#176;)(F)</nobr>',
re.I | re.S)
_wunderCond = re.compile(r'</b></font><br>\s+<font size=-1><b>([^<]+)</b>',
re.I | re.S)
_wunderHumid = re.compile(r'Humidity:</td><td[^>]+><b>(\d+%)</b>',
re.I | re.S)
_wunderDew = re.compile(r'Dew Point:</td><td[^>]+><b>\s+<nobr><b>'
r'(-?\d+)</b>&nbsp;(&#176;)(F)</nobr>',
re.I | re.S)
_wunderWind = re.compile(
r'Wind:</td><td[^>]+>\s+<b>\s+<nobr><b>(\d+)</b>&nbsp;(mph)'
r'</nobr>\s+/\s+<nobr><b>(\d+)</b>&nbsp;(km/h)</nobr>\s+</b>'
r'\s+from the\s+<b>(\w{3})</b>', re.I | re.S)
_wunderPressure = re.compile(
r'Pressure:</td><td[^<]+><b>\s+<b>(\d+\.\d+)</b>&nbsp;(in)\s+/\s+'
r'<b>(\d+)</b>&nbsp;(hPa)', re.I | re.S)
_wunderVisible = re.compile(
r'Visibility:</td><td[^>]+><b>\s+<nobr><b>(\w+)</b>&nbsp;(miles)'
r'</nobr>\s+/\s+<nobr><b>(\w+)</b>&nbsp;(kilometers)</nobr>',
re.I | re.S)
_wunderUv = re.compile(r'UV:</td><td[^>]+><b>(\d\d?)</b>', re.I | re.S)
_wunderTime = re.compile(r'Updated:\s+<b>([\w\s:,]+)</b>', re.I | re.S)
def wunder(self, irc, msg, args):
"""<US zip code | US/Canada city, state | Foreign city, country>
Returns the approximate weather conditions for a given city.
"""
loc = ' '.join(args)
url = '%s%s' % (self._wunderUrl, urllib.quote(loc))
try:
text = webutils.getUrl(url)
except webutils.WebError, e:
irc.error(str(e))
return
if 'Search not found' in text:
irc.error('No such location could be found.')
return
if 'Search results for' in text:
irc.error('Multiple locations found. Please be more specific.')
return
location = self._wunderLoc.search(text)
temp = self._wunderFTemp.search(text)
convert = self.registryValue('convert', msg.args[0])
if location and temp:
location = location.group(1)
location = location.replace(' Forecast', '')
(temp, deg, unit) = temp.groups()
if convert:
temp = self._getTemp(int(temp), deg, unit, msg.args[0])
else:
temp = deg.join((temp, unit))
time = self._wunderTime.search(text)
if time is not None:
time = ' (%s)' % time.group(1)
else:
time = ''
resp = ['The current temperature at %s is %s%s.' %\
(location, temp, time)]
conds = self._wunderCond.search(text)
if conds is not None:
resp.append('Conditions: %s.' % conds.group(1))
humidity = self._wunderHumid.search(text)
if humidity is not None:
resp.append('Humidity: %s.' % humidity.group(1))
dewpt = self._wunderDew.search(text)
if dewpt is not None:
(dew, deg, unit) = dewpt.groups()
if convert:
dew = self._getTemp(int(dew), deg, unit, msg.args[0])
else:
dew = deg.join((dew, unit))
resp.append('Dew Point: %s.' % dew)
wind = self._wunderWind.search(text)
if wind is not None:
resp.append('Wind: %s at %s %s (%s %s).' % (wind.group(5),
wind.group(1),
wind.group(2),
wind.group(3),
wind.group(4)))
press = self._wunderPressure.search(text)
if press is not None:
resp.append('Pressure: %s %s (%s %s).' % press.groups())
vis = self._wunderVisible.search(text)
if vis is not None:
resp.append('Visibility: %s %s (%s %s).' % vis.groups())
uv = self._wunderUv.search(text)
if uv is not None:
resp.append('UV: %s' % uv.group(1))
resp = map(utils.htmlToText, resp)
irc.reply(' '.join(resp))
else:
irc.error('Could not find weather information.')