def snarfuri(phenny, input):
    if re.match(r'(?i)' + phenny.config.prefix + titlecommands, input.group()):
        return
    uri = input.group(1)
    if input.nick in ('derpy','Chance'):
        return
    try:
        if re.compile('http(s)?://(.*).(jpg|jpeg|png|gif|tiff|bmp)').match(uri):
            return None

        title = None

        youtube = re.compile('http(s)?://(www.)?youtube.(com|co.uk|ca)?/watch.*\?.*v\=\w+')
        if youtube.match(uri) or re.compile('http(s)?://youtu.be/(.*)').match(uri):
            # due to changes in how Youtube gives out API access, we need a key from the config file
            title = get_youtube_title(uri, phenny.config.youtube_api_key)

        fimfiction = re.compile('http(s)?://(www.)?fimfiction.net/story/')
        if fimfiction.match(uri):
            title = get_story_title(uri)

        if re.compile('http(s)?://(www.)?((e621)|(e926)).net/post/show/').match(uri): #e621 or e926 link
            title = ouroboros('e621',uri)

        if re.compile('http(s)?://(www.)?twentypercentcooler.net/post/show/').match(uri):
            title = ouroboros('twentypercentcooler',uri)

        if re.compile('http(s)?://(www.)?derpiboo((.ru)|(ru.org))(/images)?/').match(uri):
            title = derpibooru(uri)

        if title:
            phenny.msg(input.sender, '[ ' + title + ' ]')
        else:
            title = gettitle(uri)
            if title: phenny.msg(input.sender, '[ ' + title + ' ]')
    except http.client.HTTPException:
        return
snarfuri.rule = r'.*(http[s]?://[^<> "\x01]+)[,.]?'
snarfuri.priority = 'low'