Added arstechnica and advogato; restructured to make adding feeds quick and easy.

plugins/RSS.py

@@ -36,30 +36,51 @@ Add the module docstring here.  This will be used by the setup.py script.
 from baseplugin import *
 
 import time
+import operator
 
 import rssparser
 
 import privmsgs
 import callbacks
 
+def makeHeadlines(name, url, docstring, timeLimit=1800, title='title'):
+    timeAttr = '_%sTime' % name
+    responseAttr = '_%sResponse' % name
+    def f(self, irc, msg, args):
+        now = time.time()
+        if not hasattr(self, timeAttr) or \
+               now - getattr(self, timeAttr) > timeLimit:
+            results = rssparser.parse(url)
+            headlines = [x[title] for x in results['items']]
+            while reduce(operator.add, map(len, headlines)) > 350:
+                headlines.pop()
+            setattr(self, responseAttr, ' :: '.join(headlines))
+            setattr(self, timeAttr, now)
+        irc.reply(msg, getattr(self, responseAttr))
+    f.__doc__ = docstring
+    return f
+
 class RSS(callbacks.Privmsg):
     threaded = True
-    _slashdotTime = 0.0
+    slashdot = makeHeadlines('slashdot', 'http://slashdot.org/slashdot.rss',
-    def slashdot(self, irc, msg, args):
+                             """takes no arguments
-        """takes no arguments
 
         Returns the current headlines on slashdot.org, News for Nerds, Stuff
         that Matters.
-        """
+        """)
-        if time.time() - self._slashdotTime > 1800:
+    arstechnica = makeHeadlines('arstechnica',
-            results = rssparser.parse('http://slashdot.org/slashdot.rss')
+                                'http://arstechnica.com/etc/rdf/ars.rdf',
-            headlines = [x['title'] for x in results['items']]
+                                """takes no arguments
-            self._slashdotResponse = ' :: '.join(headlines)
+
-            while len(self._slashdotResponse) > 400:
+        Returns the current headlines on arstechnica.com, the pc enthusiast's
-                headlines.pop()
+        resource.
-                self._slashdotResponse = ' :: '.join(headlines)
+        """)
-            self._slashdotTime = time.time()
+    advogato = makeHeadlines('advogato',
-        irc.reply(msg, self._slashdotResponse)
+                             'http://advogato.org/rss/articles.xml',
+                             """takes no arguments
+
+        Returns the current headlines on advogato.org.
+        """)
 
 
 Class = RSS