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"""
Replace a pattern from a message you're about to send, by the result of a
function. For example you can insert the current time in your sentence by
writing %time% in it.
"""
from plugin import BasePlugin
import tabs
import datetime
import random
from sleekxmpp.xmlstream.stanzabase import JID
class Plugin(BasePlugin):
def init(self):
self.patterns = {}
self.add_event_handler('conversation_say', self.replace_pattern)
self.add_event_handler('muc_say', self.replace_pattern)
self.add_event_handler('private_say', self.replace_pattern)
self.patterns['time'] = replace_time
self.patterns['date'] = replace_date
self.patterns['datetime'] = replace_datetime
self.patterns['random_nick'] = replace_random_user
self.patterns['dice'] = replace_dice
def replace_pattern(self, message, tab):
"""
Look for a %*% pattern in the message and replace it by the result
of the corresponding function.
"""
body = message['body']
for pattern in self.patterns:
new = body
while True:
# we don't use a replace on all occurence, otherwise the
# result would be the same for all occurence of the pattern
# and that's not desirable in some of them (for example the
# ones that provide random results)
new = body.replace('%%%s%%' % pattern,
self.patterns[pattern](message, tab), 1)
if new == body:
break
body = new
message['body'] = body
def replace_time(message, tab):
return datetime.datetime.now().strftime("%X")
def replace_date(message, tab):
return datetime.datetime.now().strftime("%x")
def replace_datetime(message, tab):
return datetime.datetime.now().strftime("%c")
def replace_random_user(message, tab):
if isinstance(tab, tabs.MucTab):
return random.choice(tab.users).nick
elif isinstance(tab, tabs.PrivateTab):
return random.choice([JID(tab.name).resource, tab.own_nick])
else:
# that doesn’t make any sense. By why use this pattern in a
# ConversationTab anyway?
return str(tab.name)
def replace_dice(message, tab):
return str(random.randrange(1, 7))
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