Limnoria/plugins/Todo.py
2003-10-28 18:43:43 +00:00

331 lines
13 KiB
Python

#!/usr/bin/env python
###
# Copyright (c) 2003, Daniel DiPaolo
# 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.
###
"""
The Todo module allows registered users to keep their own personal list of
tasks to do, with an optional priority for each.
"""
import plugins
import glob
import time
import getopt
import string
import os.path
import sqlite
import conf
import debug
import ircdb
import utils
import privmsgs
import callbacks
dbfilename = os.path.join(conf.dataDir, 'Todo.db')
def configure(onStart, afterConnect, advanced):
# This will be called by setup.py to configure this module. onStart and
# afterConnect are both lists. Append to onStart the commands you would
# like to be run when the bot is started; append to afterConnect the
# commands you would like to be run when the bot has finished connecting.
from questions import expect, anything, something, yn
onStart.append('load Todo')
example = utils.wrapLines("""
Add an example IRC session using this module here.
""")
class Todo(callbacks.Privmsg):
def __init__(self):
callbacks.Privmsg.__init__(self)
self.makeDB(dbfilename)
def makeDB(self, filename):
"""create Todo database and tables"""
if os.path.exists(filename):
self.db = sqlite.connect(filename)
return
self.db = sqlite.connect(filename, converters={'bool': bool})
cursor = self.db.cursor()
cursor.execute("""CREATE TABLE todo (
id INTEGER PRIMARY KEY,
priority INTEGER,
added_at TIMESTAMP,
userid INTEGER,
task TEXT,
active BOOLEAN
)""")
self.db.commit()
def die(self):
self.db.commit()
self.db.close()
del self.db
def todo(self, irc, msg, args):
"""[<username>|<task id>]
Retrieves a task for the given task id. If no task id is given, it
will return a list of task ids that that user has added to their todo
list.
"""
arg = privmsgs.getArgs(args, needed=0, optional=1)
userid = None
taskid = None
# Figure out what userid and taskid need to be set to (if anything)
if not arg:
pass
else:
try:
taskid = int(arg)
except ValueError:
try:
userid = ircdb.users.getUserId(arg)
except KeyError:
irc.error('%r is not a valid task id or username' % arg)
return
# Everything needs a cursor, might as well plop it outside
if not userid and not taskid:
try:
id = ircdb.users.getUserId(msg.prefix)
except KeyError:
irc.error(msg, conf.replyNotRegistered)
return
cursor = self.db.cursor()
cursor.execute("""SELECT id, task FROM todo
WHERE userid = %s AND active = 1""", id)
if cursor.rowcount == 0:
irc.reply(msg, 'You have no tasks in your todo list.')
return
s = ['#%s: %s' % (item[0], utils.ellipsisify(item[1], 50)) \
for item in cursor.fetchall()]
irc.reply(msg, utils.commaAndify(s))
else:
cursor = self.db.cursor()
if userid:
cursor.execute("""SELECT id, task FROM todo
WHERE userid = %s AND active = 1""", userid)
if cursor.rowcount == 0:
irc.reply(msg, 'That user has no todos.')
return
s = ['#%s: %s' % (item[0], utils.ellipsisify(item[1], 50)) \
for item in cursor.fetchall()]
reply = "%s for %s: %s" % \
(utils.pluralize(len(s), 'Todo'), arg,
utils.commaAndify(s))
irc.reply(msg, reply)
return
else:
cursor.execute("""SELECT userid, priority, added_at, task
FROM todo WHERE id = %s
AND active = 1""", taskid)
if cursor.rowcount == 0:
irc.error(msg, '%r is not a valid task id' % taskid)
return
userid, pri, added_at, task = cursor.fetchone()
# Construct and return the reply
username = ircdb.users.getUser(userid).name
if pri == 0:
priority = ""
else:
priority = ", priority: %s" % pri
added_time = time.strftime(conf.humanTimestampFormat,
time.localtime(int(added_at)))
s = "Todo for %s: %s%s (Added at %s)" % \
(username, task, priority, added_time)
irc.reply(msg, s)
def add(self, irc, msg, args):
"""[--priority=<num>] <text>
Adds <text> as a task in your own personal todo list. The optional
priority argument allows you to set a task as a high or low priority.
Any integer is valid.
"""
try:
id = ircdb.users.getUserId(msg.prefix)
except KeyError:
irc.error(msg, conf.replyNotRegistered)
return
(optlist, rest) = getopt.getopt(args, '', ['priority='])
priority = 0
for (option, arg) in optlist:
if option == '--priority':
try:
priority = int(arg)
except ValueError, e:
irc.error(msg, '%r is an invalid priority' % arg)
return
text = privmsgs.getArgs(rest, needed=1)
cursor = self.db.cursor()
cursor.execute("""INSERT INTO todo
VALUES (NULL, %s, %s, %s, %s, 1)""",
priority, int(time.time()), id, text)
self.db.commit()
irc.reply(msg, conf.replySuccess)
def remove(self, irc, msg, args):
"""<task id>
Removes <task id> from your personal todo list.
"""
try:
id = ircdb.users.getUserId(msg.prefix)
except KeyError:
irc.error(msg, conf.replyNotRegistered)
return
taskid = privmsgs.getArgs(args, needed=1)
cursor = self.db.cursor()
cursor.execute("""SELECT * FROM todo
WHERE id = %s AND userid = %s
AND active = 1""", taskid, id)
if cursor.rowcount == 0:
irc.error(msg, 'None of your tasks match that id.')
return
cursor.execute("""UPDATE todo SET active = 0 WHERE id = %s""", taskid)
self.db.commit()
irc.reply(msg, conf.replySuccess)
_sqlTrans = string.maketrans('*?', '%_')
def search(self, irc, msg, args):
"""[--{regexp,exact}=<value>] [<glob>]
Searches the keyspace for tasks matching <glob>. If --regexp is given,
it associated value is taken as a regexp and matched against the tasks;
if --exact is given, its associated value is taken as an exact string
to match against the task.
"""
try:
id = ircdb.users.getUserId(msg.prefix)
except KeyError:
irc.error(msg, conf.replyNotRegistered)
return
(optlist, rest) = getopt.getopt(args, '', ['regexp=', 'exact='])
if not optlist and not rest:
raise callbacks.ArgumentError
criteria = ['userid = %s' % id, 'active = 1']
formats = []
predicateName = 'p'
for (option, arg) in optlist:
if option == '--exact':
criteria.append('task LIKE %s')
formats.append('%' + arg + '%')
elif option == '--regexp':
criteria.append('%s(task)' % predicateName)
try:
r = utils.perlReToPythonRe(arg)
except ValueError, e:
irc.error(msg, '%r is not a valid regular expression' %
arg)
return
def p(s, r=r):
return int(bool(r.search(s)))
self.db.create_function(predicateName, 1, p)
predicateName += 'p'
for glob in rest:
criteria.append('task LIKE %s')
formats.append(glob.translate(self._sqlTrans))
cursor = self.db.cursor()
sql = """SELECT id, task FROM todo WHERE %s""" % ' AND '.join(criteria)
cursor.execute(sql, formats)
if cursor.rowcount == 0:
irc.reply(msg, 'No tasks matched that query.')
else:
tasks = ['#%s: %s' % (item[0], utils.ellipsisify(item[1], 50)) \
for item in cursor.fetchall()]
irc.reply(msg, utils.commaAndify(tasks))
def setpriority(self, irc, msg, args):
"""<id> <priority>
Sets the priority of the todo with the given id to the specified value.
"""
try:
user_id = ircdb.users.getUserId(msg.prefix)
except KeyError:
irc.error(msg, conf.replyNotRegistered)
return
(id, priority) = privmsgs.getArgs(args, needed=2)
cursor = self.db.cursor()
cursor.execute("""SELECT userid, priority FROM todo
WHERE id = %s AND active = 1""", id)
if cursor.rowcount == 0:
irc.error(msg, 'No note with id %d' % id)
return
(userid, oldpriority) = cursor.fetchone()
if userid != user_id:
irc.error(msg, 'Todo #%d does not belong to you.' % id)
return
# If we make it here, we're okay
cursor.execute("""UPDATE todo SET priority = %s
WHERE id = %s""", priority, id)
self.db.commit()
irc.reply(msg, conf.replySuccess)
def change(self, irc, msg, args):
"""<task id> <regexp>
Modify the task with the given id using the supplied regexp.
"""
try:
userid = ircdb.users.getUserId(msg.prefix)
except KeyError:
irc.error(msg, conf.replyNotRegistered)
return
taskid, regexp = privmsgs.getArgs(args, needed=2)
# Check the regexp first, it's easier and doesn't require a db query
try:
replacer = utils.perlReToReplacer(regexp)
except ValueError:
irc.error(msg, '%r is not a valid regexp' % regexp)
return
cursor = self.db.cursor()
cursor.execute("""SELECT task FROM todo
WHERE userid = %s AND id = %s
AND active = 1""", userid, taskid)
if cursor.rowcount == 0:
irc.error(msg, '%r is not a valid task id' % taskid)
return
newtext = replacer(cursor.fetchone()[0])
cursor.execute("""UPDATE todo SET task = %s
WHERE id = %s""", newtext, taskid)
self.db.commit()
irc.reply(msg, conf.replySuccess)
Class = Todo
# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78: