| 1 | #!/usr/bin/python |
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| 2 | """Nico Live Alert to IRC. |
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| 3 | |
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| 4 | Help: |
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| 5 | nicolivealertirc.py --help |
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| 6 | |
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| 7 | Require: |
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| 8 | nicolivealert.py |
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| 9 | python-irclib |
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| 10 | """ |
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| 11 | # |
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| 12 | # Copyright (c) 2009 Satoshi Fukutomi <info@fuktommy.com>. |
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| 13 | # All rights reserved. |
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| 14 | # |
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| 15 | # Redistribution and use in source and binary forms, with or without |
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| 16 | # modification, are permitted provided that the following conditions |
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| 17 | # are met: |
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| 18 | # 1. Redistributions of source code must retain the above copyright |
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| 19 | # notice, this list of conditions and the following disclaimer. |
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| 20 | # 2. Redistributions in binary form must reproduce the above copyright |
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| 21 | # notice, this list of conditions and the following disclaimer in the |
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| 22 | # documentation and/or other materials provided with the distribution. |
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| 23 | # |
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| 24 | # THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND |
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| 25 | # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 26 | # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 27 | # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE |
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| 28 | # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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| 29 | # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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| 30 | # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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| 31 | # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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| 32 | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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| 33 | # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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| 34 | # SUCH DAMAGE. |
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| 35 | # |
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| 36 | # $Id$ |
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| 37 | # |
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| 38 | |
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| 39 | import optparse |
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| 40 | import random |
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| 41 | import re |
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| 42 | import sqlite3 |
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| 43 | import time |
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| 44 | import traceback |
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| 45 | from threading import Thread |
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| 46 | |
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| 47 | import ircbot |
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| 48 | import irclib |
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| 49 | |
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| 50 | import nicolivealert |
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| 51 | |
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| 52 | |
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| 53 | __version__ = "$Revision$" |
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| 54 | __all__ = [] |
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| 55 | VERSION = __version__[11:-1].strip() |
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| 56 | |
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| 57 | |
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| 58 | class NicoAlertIRCBot(ircbot.SingleServerIRCBot): |
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| 59 | """Nico Live Alert to IRC Bot. |
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| 60 | """ |
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| 61 | channel = None |
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| 62 | encoding = 'utf8' |
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| 63 | filter = None |
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| 64 | recommend = None |
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| 65 | alert = None |
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| 66 | actions = [ |
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| 67 | 'add', |
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| 68 | 'delete', |
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| 69 | 'list', |
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| 70 | 'rate_set', |
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| 71 | 'rate_show', |
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| 72 | 'reconnect', |
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| 73 | 'help', |
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| 74 | ] |
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| 75 | |
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| 76 | def on_welcome(self, irc, e): |
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| 77 | irc.join(self.channel) |
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| 78 | self.post("Hi. I'm Nico Live Alert Bot.") |
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| 79 | |
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| 80 | def on_pubmsg(self, irc, e): |
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| 81 | try: |
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| 82 | msg = e.arguments()[0] |
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| 83 | for act in self.actions: |
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| 84 | if getattr(self, 'do_' + act)(msg): |
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| 85 | return |
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| 86 | except: |
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| 87 | self.post('[error]') |
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| 88 | traceback.print_exc() |
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| 89 | |
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| 90 | def do_add(self, msg): |
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| 91 | found = re.search(r'^add\s+(c[ho]\d+)', msg) |
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| 92 | if not found: |
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| 93 | return False |
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| 94 | self.filter.add(found.group(1)) |
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| 95 | return True |
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| 96 | |
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| 97 | def do_delete(self, msg): |
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| 98 | found = re.search(r'^delete\s+(c[ho]\d+)', msg) |
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| 99 | if not found: |
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| 100 | return False |
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| 101 | self.filter.delete(found.group(1)) |
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| 102 | return True |
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| 103 | |
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| 104 | def do_list(self, msg): |
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| 105 | found = re.search(r'^list', msg) |
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| 106 | if not found: |
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| 107 | return False |
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| 108 | self.filter.list() |
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| 109 | return True |
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| 110 | |
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| 111 | def do_rate_set(self, msg): |
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| 112 | found = re.search(r'^rate\s+(\d+[.]\d+)', msg) |
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| 113 | if not found: |
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| 114 | return False |
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| 115 | self.recommend.set_random_rate(float(found.group(1))) |
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| 116 | return True |
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| 117 | |
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| 118 | def do_rate_show(self, msg): |
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| 119 | if msg != 'rate': |
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| 120 | return False |
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| 121 | self.post('[rate] %f' % self.recommend.random_rate) |
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| 122 | |
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| 123 | def do_reconnect(self, msg): |
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| 124 | if msg != 'reconnect': |
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| 125 | return False |
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| 126 | self.alert.reconnect() |
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| 127 | |
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| 128 | def do_help(self, msg): |
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| 129 | if msg != 'help': |
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| 130 | return False |
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| 131 | self.post('[help begin]') |
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| 132 | self.post('[help] random recommend rate is %f' |
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| 133 | % self.recommend.random_rate) |
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| 134 | self.post('[help] "list" to list community id filter') |
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| 135 | self.post('[help] "add co123" to add community id to filter') |
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| 136 | self.post('[help] "delete co123" to delete community id from filter') |
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| 137 | self.post('[help] "rate 0.5" to set random recommend rate') |
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| 138 | self.post('[help] "reconnect" to reconnect') |
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| 139 | self.post('[help end]') |
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| 140 | |
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| 141 | def post(self, message): |
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| 142 | """Post message. |
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| 143 | """ |
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| 144 | self.connection.notice( |
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| 145 | self.channel, |
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| 146 | message.encode(self.encoding, 'replace')) |
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| 147 | time.sleep(0.5) |
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| 148 | |
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| 149 | def post_event(self, event): |
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| 150 | """Post Nico Live Alert event. |
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| 151 | """ |
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| 152 | if not event.is_new_stream: |
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| 153 | self.post(str(event)) |
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| 154 | return |
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| 155 | self.post('%s %s from %s' % |
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| 156 | (event['url'], event['title'], event['communityname'])) |
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| 157 | |
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| 158 | |
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| 159 | def table_exists(db, table): |
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| 160 | cursor = db.cursor() |
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| 161 | cursor.execute( |
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| 162 | '''SELECT COUNT(*) FROM `sqlite_master` |
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| 163 | WHERE `type` = 'table' AND `name` = ?;''', |
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| 164 | (table,)) |
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| 165 | return int(cursor.fetchone()[0]) > 0 |
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| 166 | |
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| 167 | |
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| 168 | class Filter: |
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| 169 | """Commmunity ID filter using SQLite DB. |
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| 170 | """ |
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| 171 | |
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| 172 | def __init__(self, db): |
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| 173 | self.db = db |
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| 174 | self.add_queue = [] |
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| 175 | self.delete_queue = [] |
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| 176 | self.list_queue = False |
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| 177 | |
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| 178 | def open(self): |
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| 179 | if table_exists(self.db, 'filter'): |
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| 180 | return self |
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| 181 | self.db.executescript( |
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| 182 | '''CREATE TABLE `filter` ( |
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| 183 | `id` PRIMARY KEY, |
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| 184 | `update_time` |
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| 185 | );''') |
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| 186 | return self |
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| 187 | |
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| 188 | def includes(self, id): |
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| 189 | cursor = self.db.cursor() |
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| 190 | cursor.execute( |
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| 191 | "SELECT COUNT(*) FROM `filter` WHERE `id` = ?;", (id, )) |
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| 192 | return int(cursor.fetchone()[0]) > 0 |
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| 193 | |
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| 194 | def list(self): |
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| 195 | self.list_queue = True |
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| 196 | |
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| 197 | def add(self, id): |
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| 198 | self.add_queue.append(id) |
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| 199 | |
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| 200 | def delete(self, id): |
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| 201 | self.delete_queue.append(id) |
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| 202 | |
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| 203 | def flush_queue(self, bot): |
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| 204 | try: |
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| 205 | while self.delete_queue: |
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| 206 | id = self.delete_queue.pop(0) |
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| 207 | self.delet_from_table(id) |
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| 208 | bot.post('[delete] %s' % id) |
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| 209 | while self.add_queue: |
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| 210 | id = self.add_queue.pop(0) |
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| 211 | if not self.includes(id): |
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| 212 | self.add_to_table(id) |
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| 213 | bot.post('[add] %s' % id) |
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| 214 | if self.list_queue: |
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| 215 | self.list_queue = False |
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| 216 | list_thread = Thread(target=self.post_list, |
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| 217 | args=(bot, self.list_table())) |
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| 218 | list_thread.setDaemon(True) |
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| 219 | list_thread.start() |
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| 220 | except: |
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| 221 | bot.post('[error]') |
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| 222 | traceback.print_exc() |
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| 223 | |
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| 224 | def post_list(self, bot, lines): |
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| 225 | bot.post('[list begin]') |
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| 226 | for line in lines: |
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| 227 | bot.post(line) |
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| 228 | bot.post('[list end]') |
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| 229 | |
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| 230 | def add_to_table(self, id): |
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| 231 | cursor = self.db.cursor() |
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| 232 | cursor.execute( |
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| 233 | '''INSERT INTO `filter` |
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| 234 | (`id`, `update_time`) |
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| 235 | VALUES (?, DATETIME())''', |
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| 236 | (id, )) |
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| 237 | |
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| 238 | def delet_from_table(self, id): |
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| 239 | cursor = self.db.cursor() |
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| 240 | cursor.execute( |
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| 241 | "DELETE FROM `filter` WHERE `id` = ?;", (id, )) |
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| 242 | |
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| 243 | def list_table(self): |
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| 244 | ret = [] |
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| 245 | cursor = self.db.cursor() |
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| 246 | cursor.execute("SELECT `id` FROM `filter`") |
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| 247 | for row in cursor: |
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| 248 | communityid = row[0] |
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| 249 | if communityid.startswith('ch'): |
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| 250 | url = 'http://ch.nicovideo.jp/channel/' |
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| 251 | else: |
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| 252 | url = 'http://ch.nicovideo.jp/community/' |
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| 253 | ret.append('[list] %s %s%s' % (communityid, url, communityid)) |
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| 254 | return ret |
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| 255 | |
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| 256 | |
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| 257 | class Recommend: |
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| 258 | """Recommend rule. |
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| 259 | """ |
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| 260 | |
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| 261 | def __init__(self, db): |
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| 262 | self.db = db |
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| 263 | self.new_rate = None |
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| 264 | self.random_rate = None |
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| 265 | |
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| 266 | def open(self): |
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| 267 | self.create_table() |
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| 268 | self.read_random_rate() |
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| 269 | if self.random_rate is None: |
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| 270 | self.create_random_rate() |
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| 271 | return self |
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| 272 | |
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| 273 | def create_table(self): |
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| 274 | if table_exists(self.db, 'recommend'): |
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| 275 | return |
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| 276 | self.db.executescript( |
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| 277 | '''CREATE TABLE `recommend` ( |
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| 278 | `key` PRIMARY KEY, |
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| 279 | `value` |
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| 280 | );''') |
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| 281 | |
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| 282 | def create_random_rate(self): |
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| 283 | self.random_rate = 0.1 |
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| 284 | self.db.cursor().execute( |
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| 285 | '''INSERT INTO `recommend` (`key`, `value`) |
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| 286 | VALUES ('random', ?)''', |
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| 287 | (self.random_rate, )) |
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| 288 | |
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| 289 | def read_random_rate(self): |
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| 290 | cursor = self.db.cursor() |
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| 291 | cursor.execute( |
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| 292 | "SELECT `value` FROM `recommend` WHERE `key` = 'random';") |
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| 293 | rows = cursor.fetchall() |
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| 294 | if rows: |
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| 295 | self.random_rate = float(rows[0][0]) |
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| 296 | else: |
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| 297 | self.random_rate = None |
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| 298 | |
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| 299 | def set_random_rate(self, rate): |
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| 300 | self.new_rate = rate |
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| 301 | |
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| 302 | def flush_queue(self, bot): |
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| 303 | try: |
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| 304 | if self.new_rate is not None: |
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| 305 | self.store_rate(self.new_rate) |
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| 306 | self.random_rate = self.new_rate |
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| 307 | bot.post('[rate] %f' % self.new_rate) |
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| 308 | self.new_rate = None |
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| 309 | except: |
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| 310 | bot.post('[error]') |
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| 311 | traceback.print_exc() |
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| 312 | |
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| 313 | def store_rate(self, rate): |
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| 314 | self.db.cursor().execute( |
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| 315 | "UPDATE `recommend` SET `value` = ? WHERE `key` = 'random'", |
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| 316 | (rate,)) |
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| 317 | |
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| 318 | |
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| 319 | def parse_args(): |
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| 320 | """Parse command line argments. |
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| 321 | """ |
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| 322 | usage = 'usage: %prog [options]' |
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| 323 | parser = optparse.OptionParser(usage=usage) |
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| 324 | parser.add_option('-s', '--server', dest='server', default='localhost', |
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| 325 | help='irc server host name') |
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| 326 | parser.add_option('-p', '--port', dest='port', type='int', default=6667, |
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| 327 | help='irc server port') |
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| 328 | parser.add_option('-c', '--channel', dest='channel', default='#nicolive', |
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| 329 | help='irc channel') |
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| 330 | parser.add_option('-n', '--nick', dest='nick', default='nicolive', |
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| 331 | help='irc nickname') |
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| 332 | parser.add_option('-r', '--realname', dest='real', |
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| 333 | default='Nico Live Alert Bot', |
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| 334 | help='irc realname') |
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| 335 | parser.add_option('-e', '--encoding', dest='encoding', default='utf8', |
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| 336 | help='irc encoding') |
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| 337 | parser.add_option('-d', '--db', dest='dbpath', metavar='PATH', |
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| 338 | default=':memory:', help='sqlite db') |
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| 339 | return parser.parse_args() |
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| 340 | |
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| 341 | |
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| 342 | def event_is_to_post(event, filter, rate): |
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| 343 | if not event.is_new_stream: |
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| 344 | return True |
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| 345 | if event['communityid'] == 'official': |
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| 346 | return True |
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| 347 | if filter.includes(event['communityid']): |
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| 348 | return True |
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| 349 | if random.random() <= rate: |
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| 350 | return True |
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| 351 | return False |
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| 352 | |
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| 353 | |
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| 354 | def main(): |
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| 355 | options, argv = parse_args() |
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| 356 | |
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| 357 | db = sqlite3.connect(options.dbpath) |
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| 358 | db.isolation_level = None |
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| 359 | |
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| 360 | filter = Filter(db) |
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| 361 | filter.open() |
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| 362 | |
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| 363 | recommend = Recommend(db) |
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| 364 | recommend.open() |
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| 365 | |
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| 366 | bot = NicoAlertIRCBot( |
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| 367 | [(options.server, options.port)], |
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| 368 | options.nick, |
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| 369 | options.real) |
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| 370 | bot.channel = options.channel |
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| 371 | bot.encoding = options.encoding |
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| 372 | bot.filter = filter |
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| 373 | bot.recommend = recommend |
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| 374 | |
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| 375 | bot_thread = Thread(target=bot.start) |
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| 376 | bot_thread.setDaemon(True) |
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| 377 | bot_thread.start() |
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| 378 | |
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| 379 | time.sleep(1) |
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| 380 | alert = nicolivealert.connect() |
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| 381 | bot.alert = alert |
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| 382 | try: |
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| 383 | for event in alert: |
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| 384 | filter.flush_queue(bot) |
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| 385 | recommend.flush_queue(bot) |
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| 386 | if event_is_to_post(event, filter, recommend.random_rate): |
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| 387 | post_thread = Thread(target=bot.post_event, args=(event,)) |
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| 388 | post_thread.setDaemon(True) |
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| 389 | post_thread.start() |
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| 390 | except KeyboardInterrupt: |
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| 391 | pass |
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| 392 | |
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| 393 | alert.close() |
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| 394 | bot.disconnect('bye') |
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| 395 | |
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| 396 | |
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| 397 | if __name__ == '__main__': |
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| 398 | main() |
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