Limnoria/plugins/Notes.py

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#!/usr/bin/env python
###
# Copyright (c) 2003, Brett Kelly
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions, and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions, and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of the author of this software nor the name of
# contributors to this software may be used to endorse or promote products
# derived from this software without specific prior written consent.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
###
from baseplugin import *
import time
import os.path
import string
import sqlite
import conf
import ircdb
import privmsgs
import callbacks
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import ircutils
import debug
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import ircmsgs
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class Notes(callbacks.Privmsg):
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def __init__(self):
callbacks.Privmsg.__init__(self)
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self.filename = os.path.join(conf.dataDir, 'Notes.db')
if os.path.exists(self.filename):
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self.db = sqlite.connect(self.filename)
self.cursor = self.db.cursor()
else:
self.makeDB()
def makeDB(self):
"create Notes database and tables"
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self.db = sqlite.connect(self.filename, converters={'bool': bool})
self.cursor = self.db.cursor()
self.cursor.execute("""CREATE TABLE users (
id INTEGER PRIMARY KEY,
name TEXT UNIQUE ON CONFLICT IGNORE
)""")
self.cursor.execute("""CREATE TABLE notes (
id INTEGER PRIMARY KEY,
from_id INTEGER,
to_id INTEGER,
added_at TIMESTAMP,
read BOOLEAN,
public BOOLEAN,
note TEXT
)""")
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self.cursor.execute("""CREATE INDEX users_username ON users (name)""")
self.db.commit()
def _addUser(self, username):
"not callable from channel, used to add users to database"
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self.cursor.execute('INSERT INTO users VALUES (NULL,%s)', username)
self.db.commit()
def getUserID(self, username):
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self.cursor.execute('SELECT id FROM users where name=%s', username)
if self.cursor.rowcount != 0:
results = self.cursor.fetchall()
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return results[0][0]
else: # this should NEVER happen
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assert False
def getUserName(self, userid):
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self.cursor.execute('SELECT name FROM users WHERE id=%s', userid)
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if self.cursor.rowcount != 0:
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results = self.cursor.fetchall()
return results[0][0]
else:
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raise KeyError
def isNote(self, noteid):
self.cursor.execute('SELECT * FROM notes WHERE id=%s', noteid)
if self.cursor.rowcount == 0:
return 0
else:
return 1
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def makePrivate(self, msg):
args = list(msg.args)
args[0] = msg.nick
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return ircmsgs.IrcMsg(command = msg.command, prefix = msg.prefix,
args = tuple(args))
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# def setNoteUnread(self, irc, msg, args):
# "set a note as unread"
# noteid = privmsgs.getArgs(args)
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# self.cursor.execute('UPDATE notes SET read=0 where id=%s'% noteid)
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# self.db.commit()
# irc.reply(msg, conf.replySuccess)
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def sendnote(self, irc, msg, args):
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"sends a new note to an IRC user"
# sendnote <user> <text>
(name, note) = privmsgs.getArgs(args, needed=2)
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sender = ircutils.nickFromHostmask(msg.prefix)
if ircdb.users.hasUser(name):
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recipient = name
else:
n = irc.state.nickToHostmask(name)
recipient = ircdb.users.getUserName(n)
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self._addUser(sender)
self._addUser(recipient)
senderID = self.getUserID(sender)
recipID = self.getUserID(recipient)
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if ircutils.isChannel(msg.args[0]):
public = 1
else:
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public = 0
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self.cursor.execute("""INSERT INTO notes VALUES
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(NULL, %s, %s, %s, %s, %s, %s)""",
senderID, recipID, int(time.time()),
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0, public, note)
self.db.commit()
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irc.reply(msg, conf.replySuccess)
def note(self, irc, msg, args):
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"retrieves a single note by unique note id"
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# BLOODY HELL, THIS ACTUALLY WORKS!!!
noteid = privmsgs.getArgs(args)
if not self.isNote(noteid):
irc.error(msg, 'Not a valid note id')
return
sender = ircdb.users.getUserName(msg.prefix)
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senderID = self.getUserID(sender)
self.cursor.execute("""SELECT note, to_id, from_id, added_at, public
FROM notes WHERE id=%s LIMIT 1""", noteid)
note, to_id, from_id, added_at, public = self.cursor.fetchone()
author = self.getUserName(from_id)
public = int(public)
added_at = int(added_at)
senttime = time.asctime(time.gmtime(added_at))
newnote = "%s (Sent by %s on %s)" % (note, author, senttime)
if senderID == to_id:
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if public:
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irc.reply(msg, newnote)
else:
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"trying to change message target"
msg = self.makePrivate(msg)
irc.reply(msg, newnote)
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self.cursor.execute("""UPDATE notes SET read=%s
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WHERE id=%s""", (1, noteid[0]))
self.db.commit()
else:
irc.error(msg, 'You are not the recipient of note %s' % noteid)
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def notes(self, irc, msg, args):
"takes no arguments, retrieves all unread notes for the requesting user"
sender = ircdb.users.getUserName(msg.prefix)
senderID = self.getUserID(sender)
self.cursor.execute("""SELECT id, from_id FROM notes
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WHERE to_id=%s
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AND read=0""", senderID)
notes = self.cursor.fetchall()
self.cursor.execute("""SELECT count(*) FROM notes
WHERE to_id=%s
AND read=0""", senderID)
count = self.cursor.fetchone()[0]
L = []
for (id, from_id) in notes:
sender = self.getUserName(from_id)
L.append(r'#%d from %s;; ' % (id, sender))
if count > 5:
L = string.join(L[:5], '')
reply = "you have %s unread notes, 5 shown: %s" % (count, L)
else:
reply = "you have %s unread notes: %s" % (count, L)
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debug.printf(L)
irc.reply(msg, reply)
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# def deletenote(self, irc, msg, args):
# "removes single note using note id"
# noteid = privmsgs.getArgs(args)
# sender = ircdb.users.getUserName(msg.prefix)
# senderID = self.getUserID(sender)
# self.cursor.execute("""SELECT to_id FROM notes
# WHERE id=%d""" % int(noteid))
# to_id = self.cursor.fetchall()
# if senderID == to_id:
# self.cursor.execute("""DELETE FROM notes
# WHERE id=%d""" % noteid)
# self.db.commit()
# irc.reply(msg, conf.replySuccess)
# else:
# irc.error(msg, 'Unable to delete note')
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# def getnotes(self, irc, msg, args):
# "takes no arguments gets all notes for sender"
# sender = ircdb.users.getUserName(msg.prefix)
# senderID = self.getUserID(sender)
# self.cursor.execute("""SELECT id, from_id FROM notes
# WHERE to_id=%d""" % senderID)
# notes = self.cursor.fetchall()
# L = []
# for (id, from_id) in notes:
# sender = self.getUserName(from_id)
# L.append(r'#%d from %s;;' % (id, sender))
def die(self):
self.db.close()
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Class = Notes