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# -*- coding: utf-8 -*-
# This file is part of Gajim.
#
# Gajim is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published
# by the Free Software Foundation; version 3 only.
#
# Gajim is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Gajim. If not, see <http://www.gnu.org/licenses/>.
#
'''
Message length notifier plugin.
:author: Mateusz Biliński <mateusz@bilinski.it>
:since: 1st June 2008
:copyright: Copyright (2008) Mateusz Biliński <mateusz@bilinski.it>
:license: GPL
'''
import logging
from functools import partial
from gi.repository import Gtk
from nbxmpp.protocol import JID
from gajim.common import app
from gajim.plugins import GajimPlugin
from gajim.plugins.plugins_i18n import _
from length_notifier.config_dialog import LengthNotifierConfigDialog
log = logging.getLogger('gajim.p.length_notifier')
class LengthNotifierPlugin(GajimPlugin):
def init(self):
self.description = _('Highlights the chat window’s message input if '
'a specified message length is exceeded.')
self.config_dialog = partial(LengthNotifierConfigDialog, self)
self.gui_extension_points = {
'chat_control_base': (
self._connect_chat_control,
self._disconnect_chat_control
)
}
self.config_default_values = {
'MESSAGE_WARNING_LENGTH': (
140,
'Message length at which the highlight is shown'),
'WARNING_COLOR': (
'rgb(240, 220, 60)',
'Highlight color for the message input'),
'JIDS': (
[],
'Enable the plugin for selected XMPP addresses '
'only (comma separated)')
}
self._counters = {}
def _connect_chat_control(self, chat_control):
jid = chat_control.contact.jid
if self._check_jid(jid):
counter = Counter(chat_control, self.config)
self._counters[chat_control.control_id] = counter
actions_hbox = chat_control.xml.get_object('hbox')
actions_hbox.pack_start(counter, False, False, 0)
counter.show()
def _disconnect_chat_control(self, chat_control):
counter = self._counters.get(chat_control.control_id)
if counter is not None:
counter.reset()
counter.destroy()
self._counters.pop(chat_control.control_id, None)
def _check_jid(self, jid):
if not self.config['JIDS']:
# Not restricted to any JIDs
return True
current_jid = JID(jid)
allowed_jids = self.config['JIDS'].split(',')
for allowed_jid in allowed_jids:
try:
address = JID(allowed_jid.strip())
except Exception as error:
log.debug('Error parsing JID: %s (%s)' % (error, allowed_jid))
continue
if address.isDomain:
if current_jid.getDomain() == address:
log.debug('Add counter for Domain %s' % address)
return True
if current_jid == address:
log.debug('Add counter for JID %s' % address)
return True
def update(self):
if not app.plugin_manager.get_active_plugin('length_notifier'):
# Don’t update if the plugin is disabled
return
for control in app.interface.msg_win_mgr.get_controls():
self._disconnect_chat_control(control)
self._connect_chat_control(control)
class Counter(Gtk.Label):
def __init__(self, chat_control, config):
Gtk.Label.__init__(self)
self._control = chat_control
self._max_length = config['MESSAGE_WARNING_LENGTH']
self._color = config['WARNING_COLOR']
self.set_tooltip_text(_('Number of typed characters'))
self.get_style_context().add_class('dim-label')
self._textview = self._control.msg_textview
self._textbuffer = self._textview.get_buffer()
self._textbuffer.connect('changed', self._update)
self._provider = None
self._set_css()
self._update()
def _set_css(self):
self._context = self._textview.get_style_context()
if self._provider is not None:
self._context.remove_provider(self._provider)
css = '''
.length-warning > * {
background-color: %s;
}
''' % self._color
self._provider = Gtk.CssProvider()
self._provider.load_from_data(bytes(css.encode()))
self._context.add_provider(
self._provider, Gtk.STYLE_PROVIDER_PRIORITY_USER)
def _set_count(self, count):
self.set_label(str(count))
def _update(self, *args):
if self._textview.has_text():
text = self._textbuffer.get_text(
self._textbuffer.get_start_iter(),
self._textbuffer.get_end_iter(),
True)
len_text = len(text)
self._set_count(len_text)
if len_text > self._max_length:
self._context.add_class('length-warning')
else:
self._context.remove_class('length-warning')
else:
self._set_count('0')
self._context.remove_class('length-warning')
def reset(self):
self._context.remove_class('length-warning')
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