unescape > et. al. in twitter messages

plugins/twitter.py

@@ -9,14 +9,25 @@ from lxml import etree
 import hook
 
 
+def unescape_xml(string):
+    # unescape the 5 chars that might be escaped in xml
+
+    # gratuitously functional
+    # return reduce(lambda x, y: x.replace(*y), (string, 
+    #     zip('&gt; &lt; &apos; &quote; &amp'.split(), '> < \' " &'.split()))
+
+    # boring, normal
+    return string.replace('&gt;', '>').replace('&lt;', '<'). \
+            replace('&apos;', "'").replace('&quote;', '"').replace('&amp;', '&')
+
 @hook.command
-def twitter(bot, input):
+def twitter(input):
     ".twitter <user> - gets most recent tweet from <user>"
-    if not input.inp.strip():
+    if not input.strip():
         return twitter.__doc__
 
     url = "http://twitter.com/statuses/user_timeline/%s.xml?count=1" \
-            % urllib.quote(input.inp)
+            % urllib.quote(input)
     try:
         tweet = etree.parse(url)
     except IOError:
@@ -26,5 +37,5 @@ def twitter(bot, input):
         return "can't find that username"
 
     tweet = tweet.find('status')
-    bot.say(': '.join(tweet.find(x).text for x in
+    return unescape_xml(': '.join(tweet.find(x).text for x in
         'created_at user/screen_name text'.split()))