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bazarr/libs/apprise/plugins/NotifyGnome.py

281 lines
8.8 KiB

# -*- coding: utf-8 -*-
#
# Copyright (C) 2019 Chris Caron <lead2gold@gmail.com>
# All rights reserved.
#
# This code is licensed under the MIT License.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files(the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions :
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
from __future__ import absolute_import
from __future__ import print_function
from .NotifyBase import NotifyBase
from ..common import NotifyImageSize
from ..common import NotifyType
from ..utils import parse_bool
from ..AppriseLocale import gettext_lazy as _
# Default our global support flag
NOTIFY_GNOME_SUPPORT_ENABLED = False
try:
# 3rd party modules (Gnome Only)
import gi
# require_version() call is required otherwise we generate a warning
gi.require_version("Notify", "0.7")
# We can import the actual libraries we care about now:
from gi.repository import Notify
from gi.repository import GdkPixbuf
# We're good to go!
NOTIFY_GNOME_SUPPORT_ENABLED = True
except (ImportError, ValueError, AttributeError):
# No problem; we just simply can't support this plugin; we could
# be in microsoft windows, or we just don't have the python-gobject
# library available to us (or maybe one we don't support)?
# Alternativey A ValueError will get thrown upon calling
# gi.require_version() if the requested Notify namespace isn't available
pass
# Urgencies
class GnomeUrgency(object):
LOW = 0
NORMAL = 1
HIGH = 2
GNOME_URGENCIES = (
GnomeUrgency.LOW,
GnomeUrgency.NORMAL,
GnomeUrgency.HIGH,
)
class NotifyGnome(NotifyBase):
"""
A wrapper for local Gnome Notifications
"""
# The default descriptive name associated with the Notification
service_name = 'Gnome Notification'
# The default protocol
protocol = 'gnome'
# A URL that takes you to the setup/help of the specific protocol
setup_url = 'https://github.com/caronc/apprise/wiki/Notify_gnome'
# Allows the user to specify the NotifyImageSize object
image_size = NotifyImageSize.XY_128
# Disable throttle rate for Gnome requests since they are normally
# local anyway
request_rate_per_sec = 0
# Limit results to just the first 10 line otherwise there is just to much
# content to display
body_max_line_count = 10
# A title can not be used for Gnome Messages. Setting this to zero will
# cause any title (if defined) to get placed into the message body.
title_maxlen = 0
# This entry is a bit hacky, but it allows us to unit-test this library
# in an environment that simply doesn't have the gnome packages
# available to us. It also allows us to handle situations where the
# packages actually are present but we need to test that they aren't.
# If anyone is seeing this had knows a better way of testing this
# outside of what is defined in test/test_gnome_plugin.py, please
# let me know! :)
_enabled = NOTIFY_GNOME_SUPPORT_ENABLED
# Define object templates
templates = (
'{schema}://_/',
)
# Define our template arguments
template_args = dict(NotifyBase.template_args, **{
'urgency': {
'name': _('Urgency'),
'type': 'choice:int',
'values': GNOME_URGENCIES,
'default': GnomeUrgency.NORMAL,
},
'image': {
'name': _('Include Image'),
'type': 'bool',
'default': True,
'map_to': 'include_image',
},
})
def __init__(self, urgency=None, include_image=True, **kwargs):
"""
Initialize Gnome Object
"""
super(NotifyGnome, self).__init__(**kwargs)
# The urgency of the message
if urgency not in GNOME_URGENCIES:
self.urgency = GnomeUrgency.NORMAL
else:
self.urgency = urgency
# Track whether or not we want to send an image with our notification
# or not.
self.include_image = include_image
return
def send(self, body, title='', notify_type=NotifyType.INFO, **kwargs):
"""
Perform Gnome Notification
"""
if not self._enabled:
self.logger.warning(
"Gnome Notifications are not supported by this system.")
return False
try:
# App initialization
Notify.init(self.app_id)
# image path
icon_path = None if not self.include_image \
else self.image_path(notify_type, extension='.ico')
# Build message body
notification = Notify.Notification.new(body)
# Assign urgency
notification.set_urgency(self.urgency)
# Always call throttle before any remote server i/o is made
self.throttle()
if icon_path:
try:
# Use Pixbuf to create the proper image type
image = GdkPixbuf.Pixbuf.new_from_file(icon_path)
# Associate our image to our notification
notification.set_icon_from_pixbuf(image)
notification.set_image_from_pixbuf(image)
except Exception as e:
self.logger.warning(
"Could not load Gnome notification icon ({}): {}"
.format(icon_path, e))
notification.show()
self.logger.info('Sent Gnome notification.')
except Exception:
self.logger.warning('Failed to send Gnome notification.')
self.logger.exception('Gnome Exception')
return False
return True
def url(self, privacy=False, *args, **kwargs):
"""
Returns the URL built dynamically based on specified arguments.
"""
_map = {
GnomeUrgency.LOW: 'low',
GnomeUrgency.NORMAL: 'normal',
GnomeUrgency.HIGH: 'high',
}
# Define any arguments set
args = {
'format': self.notify_format,
'overflow': self.overflow_mode,
'image': 'yes' if self.include_image else 'no',
'urgency': 'normal' if self.urgency not in _map
else _map[self.urgency],
'verify': 'yes' if self.verify_certificate else 'no',
}
return '{schema}://_/?{args}'.format(
schema=self.protocol,
args=NotifyGnome.urlencode(args),
)
@staticmethod
def parse_url(url):
"""
There are no parameters nessisary for this protocol; simply having
gnome:// is all you need. This function just makes sure that
is in place.
"""
results = NotifyBase.parse_url(url)
if not results:
results = {
'schema': NotifyGnome.protocol,
'user': None,
'password': None,
'port': None,
'host': '_',
'fullpath': None,
'path': None,
'url': url,
'qsd': {},
}
# Include images with our message
results['include_image'] = \
parse_bool(results['qsd'].get('image', True))
# Gnome supports urgency, but we we also support the keyword priority
# so that it is consistent with some of the other plugins
urgency = results['qsd'].get('urgency', results['qsd'].get('priority'))
if urgency and len(urgency):
_map = {
'0': GnomeUrgency.LOW,
'l': GnomeUrgency.LOW,
'n': GnomeUrgency.NORMAL,
'1': GnomeUrgency.NORMAL,
'h': GnomeUrgency.HIGH,
'2': GnomeUrgency.HIGH,
}
try:
# Attempt to index/retrieve our urgency
results['urgency'] = _map[urgency[0].lower()]
except KeyError:
# No priority was set
pass
return results