new_url.py 文件源码

def setup(bot=None):
    global url_finder

    # TODO figure out why this is needed, and get rid of it, because really?
    if not bot:
        return
    bot.config.define_section('url', UrlSection)

    if bot.config.url.exclude:
        regexes = [re.compile(s) for s in bot.config.url.exclude]
    else:
        regexes = []

    # We're keeping these in their own list, rather than putting then in the
    # callbacks list because 1, it's easier to deal with modules that are still
    # using this list, and not the newer callbacks list and 2, having a lambda
    # just to pass is kinda ugly.
    if not bot.memory.contains('url_exclude'):
        bot.memory['url_exclude'] = regexes
    else:
        exclude = bot.memory['url_exclude']
        if regexes:
            exclude.extend(regexes)
        bot.memory['url_exclude'] = exclude

    # Ensure that url_callbacks and last_seen_url are in memory
    if not bot.memory.contains('url_callbacks'):
        bot.memory['url_callbacks'] = tools.SopelMemory()
    if not bot.memory.contains('last_seen_url'):
        bot.memory['last_seen_url'] = tools.SopelMemory()

    url_finder = re.compile(r'(?u)(%s?(?:http|https|ftp)(?:://\S+))' %
                            (bot.config.url.exclusion_char), re.IGNORECASE)