From e610893f36c4f965489374c4d8b97da3175186cf Mon Sep 17 00:00:00 2001
From: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Date: Wed, 25 Oct 2006 16:12:20 +0000
Subject: new weather plugin that uses weatherunderground.com mobile interface.
 can be called with station code or location. doesn't remember last location
 (yet)

---
 data/rbot/plugins/wuweather.rb | 100 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 data/rbot/plugins/wuweather.rb

(limited to 'data')

diff --git a/data/rbot/plugins/wuweather.rb b/data/rbot/plugins/wuweather.rb
new file mode 100644
index 00000000..d02e9a63
--- /dev/null
+++ b/data/rbot/plugins/wuweather.rb
@@ -0,0 +1,100 @@
+# Weather plugin for rbot
+# Copyright (C) 2006 Giuseppe Bilotta
+#
+# Author: Giuseppe "Oblomov" Bilotta <giuseppe.bilotta@gmail.com>
+
+require 'uri'
+
+class WuWeatherPlugin < Plugin
+  
+  def help(plugin, topic="")
+    "weather <location> => display the current conditions at the location specified; you can use 'station <code>' to look up data by station code ( lookup your station code at http://www.weatherunderground.com/ )" 
+  end
+  
+  def initialize
+    super
+    @url="http://mobile.wunderground.com/cgi-bin/findweather/getForecast?brand=mobile&query=%s"
+    @station_url="http://mobile.wunderground.com/global/stations/%s.html"
+  end
+
+  def station(m, params)
+    where = params[:where]
+    begin
+      unless where
+        m.reply "I don't know where you are, #{m.sourcenick} (and you can't set it yet)"
+      end
+      xml = @bot.httputil.get_cached(@station_url % URI.escape(where))
+      case xml
+      when nil
+        m.reply "couldn't retrieve weather information, sorry"
+        return
+      when /<table border.*?>(.*?)<\/table>/m
+        data = $1
+        m.reply weather_filter(data)
+      else
+        debug xml
+        m.reply "something went wrong with the data for #{where}..."
+      end
+    rescue => e
+      m.reply "retrieving info about '#{where}' failed (#{e})"
+    end
+  end
+
+  def weather(m, params)
+    where = params[:where].to_s
+    begin
+      if where.empty?
+        m.reply "I don't know where you are, #{m.sourcenick} (and you can't set it yet)"
+      end
+      xml = @bot.httputil.get_cached(@url % URI.escape(where))
+      case xml
+      when nil
+        m.reply "couldn't retrieve weather information, sorry"
+        return
+      when /City Not Found/
+        m.reply "no such location found (#{where})"
+        return
+      when /<table border.*?>(.*?)<\/table>/m
+        data = $1
+        m.reply weather_filter(data)
+      when /<a href="\/global\/stations\//
+        stations = xml.scan(/<a href="\/global\/stations\/(.*?)\.html">/)
+        m.reply "multiple stations available, use 'weather station <code>' where code is one of " + stations.join(", ")
+      else
+        debug xml
+        m.reply "something went wrong with the data from #{where}..."
+      end
+    rescue => e
+      m.reply "retrieving info about '#{where}' failed (#{e})"
+    end
+  end
+
+  def weather_filter(stuff)
+    txt = stuff
+    txt.gsub!(/[\n\s]+/,' ')
+    data = Hash.new
+    txt.gsub!(/&nbsp;/, ' ')
+    txt.gsub!(/&#176;/, ' ') # degree sign
+    txt.gsub!(/<\/?b>/,'')
+    txt.gsub!(/<\/?span[^<>]*?>/,'')
+    txt.gsub!(/<img\s*[^<>]*?>/,'')
+    txt.gsub!(/<br\s?\/?>/,'')
+
+    result = Array.new
+    if txt.match(/<\/a>\s*Updated:\s*(.*?)\s*Observed at\s*(.*?)\s*<\/td>/)
+      result << ("Weather info for %s (updated on %s)" % [$2, $1])
+    end
+    txt.scan(/<tr>\s*<td>\s*(.*?)\s*<\/td>\s*<td>\s*(.*?)\s*<\/td>\s*<\/tr>/) { |k, v|
+      unless v.empty? or v == "-" or k =="Raw METAR"
+        result << ("%s: %s" % [k, v])
+      end
+    }
+    return result.join('; ')
+  end
+
+end
+
+plugin = WuWeatherPlugin.new
+plugin.map 'weather station :where', :action => 'station', :defaults => {:where => false}
+plugin.map 'weather *where', :defaults => {:where => false}
+
-- 
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