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Overhaul of RSS.py:

Browse Source 
* Changed caching mechanism to cache the entire feed instead of just the
  responses
* Added 'rssinfo' command to access the RSS info elements like URL,
  description, last updated time, etc.
* Updated docstrings and configure for the 'rssinfo' command
This commit is contained in:
Daniel DiPaolo 2003-04-14 05:17:49 +00:00
parent e3e7ce4625
commit 4b0fd19e6c
1 changed files with 59 additions and 11 deletions
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70
plugins/RSS.py
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@ -43,8 +43,11 @@ And you'll be able to call the command like this:
slashdot
Also includes a function for getting info about a specific feed, rssinfo.
Commands include:
rsstitles
rssinfo
"""
from baseplugin import *
@ -72,8 +75,19 @@ def configure(onStart, afterConnect, advanced):
prompt = 'Would you like to add another RSS feed?'
name = anything('What\'s the name of the website?')
url = anything('What\'s the URL of the RSS feed?')
if yn('Would you like to add an alias for accessing ' \
'%s\'s info?' % name) == 'y':
if advanced:
infocmd = anything('What would you like for the info alias?')
else:
infocmd = name + "info"
print 'You will be able to access %s\'s info via the ' \
'\'%s\' command' % (name, infocmd)
onStart.append('alias %s "rsstitles %s"' % (name, url))
onStart.append('freeze %s' % name)
if infocmd:
onStart.append('alias %s "rssinfo %s"' % (infocmd, url))
onStart.append('freeze %s' % infocmd)
class RSS(callbacks.Privmsg):
@ -81,7 +95,7 @@ class RSS(callbacks.Privmsg):
def __init__(self):
callbacks.Privmsg.__init__(self)
self.lastRequest = {}
self.responses = {}
self.cachedFeeds = {}
def rsstitles(self, irc, msg, args):
"""<url>
@ -92,18 +106,52 @@ class RSS(callbacks.Privmsg):
now = time.time()
if url not in self.lastRequest or now - self.lastRequest[url] > 1800:
results = rssparser.parse(url)
headlines = [d['title'].strip().replace('\n', ' ') \
for d in results['items']]
while reduce(operator.add, map(len, headlines), 0) > 350:
headlines.pop()
if not headlines:
irc.error(msg, 'Error grabbing RSS feed')
return
self.responses[url] = ' :: '.join(headlines)
self.cachedFeeds[url] = results
self.lastRequest[url] = now
irc.reply(msg, self.responses[url])
feed = self.cachedFeeds[url]
headlines = [d['title'].strip().replace('\n', ' ') \
for d in feed['items']]
while reduce(operator.add, map(len, headlines), 0) > 350:
headlines.pop()
if not headlines:
irc.error(msg, 'Error grabbing RSS feed')
return
response = ' :: '.join(headlines)
irc.reply(msg, response)
def rssinfo(self, irc, msg, args):
"""<url>
Returns information from the given RSS feed, namely the title,
URL, description, and last update date, if available.
"""
url = privmsgs.getArgs(args)
now = time.time()
if url not in self.lastRequest or now - self.lastRequest[url] > 1800:
results = rssparser.parse(url)
self.cachedFeeds[url] = results
self.lastRequest[url] = now
feed = self.cachedFeeds[url]
info = feed['channel']
if not info:
irc.error(msg, 'Error grabbing RSS feed')
return
# check the 'modified' key, if it's there, convert it here first
if feed.get('modified'):
date = time.asctime(feed['modified'])
else:
date = "unavailable"
# The rest of the entries are all available in the channel key
response = "Title: %s :: URL: %s :: Description: %s :: Last updated: %s" % (
info.get('title', 'unavailable').strip(),
info.get('link', 'unavailable').strip(),
info.get('description', 'unavailable').strip(),
date)
irc.reply(msg, response)
Class = RSS
# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78:
# vim:set shiftwidth=4 tabstop=4 expandtab textwidth=78: