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Limnoria/plugins/Todo/plugin.py

274 lines
9.5 KiB
Python

###
# Copyright (c) 2003-2005, 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.
###
import os
import re
import time
import fnmatch
import operator
import supybot.dbi as dbi
import supybot.conf as conf
import supybot.ircdb as ircdb
import supybot.utils as utils
from supybot.commands import *
import supybot.plugins as plugins
import supybot.ircutils as ircutils
import supybot.callbacks as callbacks
class TodoRecord(dbi.Record):
__fields__ = [
('priority', int),
'at',
'task',
'active',
]
dataDir = conf.supybot.directories.data
class FlatTodoDb(object):
def __init__(self):
self.directory = dataDir.dirize('Todo')
if not os.path.exists(self.directory):
os.mkdir(self.directory)
self.dbs = {}
def _getDb(self, uid):
dbfile = os.path.join(self.directory, str(uid))
if uid not in self.dbs:
self.dbs[uid] = dbi.DB(dbfile, Record=TodoRecord)
return self.dbs[uid]
def close(self):
for db in self.dbs.itervalues():
db.close()
def get(self, uid, tid):
db = self._getDb(uid)
return db.get(tid)
def getTodos(self, uid):
db = self._getDb(uid)
L = [R for R in db.select(lambda r: r.active)]
if not L:
raise dbi.NoRecordError
return L
def add(self, priority, now, uid, task):
db = self._getDb(uid)
return db.add(TodoRecord(priority=priority, at=now,
task=task, active=True))
def remove(self, uid, tid):
db = self._getDb(uid)
t = db.get(tid)
t.active = False
db.set(tid, t)
def select(self, uid, criteria):
db = self._getDb(uid)
def match(todo):
for p in criteria:
if not p(todo.task):
return False
return True
todos = db.select(lambda t: match(t))
if not todos:
raise dbi.NoRecordError
return todos
def setpriority(self, uid, tid, priority):
db = self._getDb(uid)
t = db.get(tid)
t.priority = priority
db.set(tid, t)
def change(self, uid, tid, replacer):
db = self._getDb(uid)
t = db.get(tid)
t.task = replacer(t.task)
db.set(tid, t)
class Todo(callbacks.Plugin):
def __init__(self, irc):
self.__parent = super(Todo, self)
self.__parent.__init__(irc)
self.db = FlatTodoDb()
def die(self):
self.__parent.die()
self.db.close()
def _shrink(self, s):
return utils.str.ellipsisify(s, 50)
def todo(self, irc, msg, args, user, taskid):
"""[<username> [<task id>]|<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.
"""
try:
u = ircdb.users.getUser(msg.prefix)
except KeyError:
u = None
# List the active tasks for the given user
if not taskid:
try:
tasks = self.db.getTodos(user.id)
utils.sortBy(operator.attrgetter('priority'), tasks)
tasks = [format('#%i: %s', t.id, self._shrink(t.task))
for t in tasks]
Todo = 'Todo'
if len(tasks) != 1:
Todo = 'Todos'
irc.reply(format('%s for %s: %L',
Todo, user.name, tasks))
except dbi.NoRecordError:
if u != user:
irc.reply('That user has no tasks in their todo list.')
else:
irc.reply('You have no tasks in your todo list.')
return
# Reply with the user's task
else:
try:
t = self.db.get(user.id, taskid)
if t.active:
active = 'Active'
else:
active = 'Inactive'
if t.priority:
t.task += format(', priority: %i', t.priority)
at = time.strftime(conf.supybot.reply.format.time(),
time.localtime(t.at))
s = format('%s todo for %s: %s (Added at %s)',
active, user.name, t.task, at)
irc.reply(s)
except dbi.NoRecordError:
irc.errorInvalid('task id', taskid)
todo = wrap(todo, [first('otherUser', 'user'), additional(('id', 'task'))])
def add(self, irc, msg, args, user, optlist, text, now):
"""[--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.
"""
priority = 0
for (option, arg) in optlist:
if option == 'priority':
priority = arg
todoId = self.db.add(priority, now, user.id, text)
irc.replySuccess(format('(Todo #%i added)', todoId))
add = wrap(add, ['user', getopts({'priority': ('int', 'priority')}),
'text', 'now'])
def remove(self, irc, msg, args, user, tasks):
"""<task id> [<task id> ...]
Removes <task id> from your personal todo list.
"""
invalid = []
for taskid in tasks:
try:
self.db.get(user.id, taskid)
except dbi.NoRecordError:
invalid.append(taskid)
if invalid and len(invalid) == 1:
irc.error(format('Task %i could not be removed either because '
'that id doesn\'t exist or it has been removed '
'already.', invalid[0]))
elif invalid:
irc.error(format('No tasks were removed because the following '
'tasks could not be removed: %L.', invalid))
else:
for taskid in tasks:
self.db.remove(user.id, taskid)
irc.replySuccess()
remove = wrap(remove, ['user', many(('id', 'task'))])
def search(self, irc, msg, args, user, optlist, globs):
"""[--{regexp} <value>] [<glob> <glob> ...]
Searches your todos for tasks matching <glob>. If --regexp is given,
its associated value is taken as a regexp and matched against the
tasks.
"""
if not optlist and not globs:
raise callbacks.ArgumentError
criteria = []
for (option, arg) in optlist:
if option == 'regexp':
criteria.append(arg.search)
for glob in globs:
glob = fnmatch.translate(glob)
criteria.append(re.compile(glob[:-1]).search)
try:
tasks = self.db.select(user.id, criteria)
L = [format('#%i: %s', t.id, self._shrink(t.task)) for t in tasks]
irc.reply(format('%L', L))
except dbi.NoRecordError:
irc.reply('No tasks matched that query.')
search = wrap(search,
['user', getopts({'regexp': 'regexpMatcher'}), any('glob')])
def setpriority(self, irc, msg, args, user, id, priority):
"""<id> <priority>
Sets the priority of the todo with the given id to the specified value.
"""
try:
self.db.setpriority(user.id, id, priority)
irc.replySuccess()
except dbi.NoRecordError:
irc.errorInvalid('task id', id)
setpriority = wrap(setpriority,
['user', ('id', 'task'), ('int', 'priority')])
def change(self, irc, msg, args, user, id, replacer):
"""<task id> <regexp>
Modify the task with the given id using the supplied regexp.
"""
try:
self.db.change(user.id, id, replacer)
irc.replySuccess()
except dbi.NoRecordError:
irc.errorInvalid('task id', id)
change = wrap(change, ['user', ('id', 'task'), 'regexpReplacer'])
Class = Todo
# vim:set shiftwidth=4 softtabstop=4 expandtab textwidth=79: