bazarr/libs/apprise/plugins/NotifyWindows.py

185 lines
5.9 KiB
Python

# -*- coding: utf-8 -*-
#
# Windows Notify Wrapper
#
# Copyright (C) 2017-2018 Chris Caron <lead2gold@gmail.com>
#
# This file is part of apprise.
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program 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 Lesser General Public License for more details.
from __future__ import absolute_import
from __future__ import print_function
import re
from time import sleep
from .NotifyBase import NotifyBase
from ..common import NotifyImageSize
# Default our global support flag
NOTIFY_WINDOWS_SUPPORT_ENABLED = False
try:
# 3rd party modules (Windows Only)
import win32api
import win32con
import win32gui
# We're good to go!
NOTIFY_WINDOWS_SUPPORT_ENABLED = True
except ImportError:
# No problem; we just simply can't support this plugin because we're
# either using Linux, or simply do not have pypiwin32 installed.
pass
class NotifyWindows(NotifyBase):
"""
A wrapper for local Windows Notifications
"""
# The default protocol
protocol = 'windows'
# Allows the user to specify the NotifyImageSize object
image_size = NotifyImageSize.XY_128
# This entry is a bit hacky, but it allows us to unit-test this library
# in an environment that simply doesn't have the windows 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_windows_plugin.py, please
# let me know! :)
_enabled = NOTIFY_WINDOWS_SUPPORT_ENABLED
def __init__(self, **kwargs):
"""
Initialize Windows Object
"""
# Number of seconds to display notification for
self.duration = 12
# Define our handler
self.hwnd = None
super(NotifyWindows, self).__init__(**kwargs)
def _on_destroy(self, hwnd, msg, wparam, lparam):
"""
Destroy callback function
"""
nid = (self.hwnd, 0)
win32gui.Shell_NotifyIcon(win32gui.NIM_DELETE, nid)
win32api.PostQuitMessage(0)
return None
def notify(self, title, body, notify_type, **kwargs):
"""
Perform Windows Notification
"""
if not self._enabled:
self.logger.warning(
"Windows Notifications are not supported by this system.")
return False
# Limit results to just the first 2 line otherwise
# there is just to much content to display
body = re.split('[\r\n]+', body)
body[0] = body[0].strip('#').strip()
body = '\r\n'.join(body[0:2])
try:
# Register destruction callback
message_map = {win32con.WM_DESTROY: self._on_destroy, }
# Register the window class.
self.wc = win32gui.WNDCLASS()
self.hinst = self.wc.hInstance = win32api.GetModuleHandle(None)
self.wc.lpszClassName = str("PythonTaskbar")
self.wc.lpfnWndProc = message_map
self.classAtom = win32gui.RegisterClass(self.wc)
# Styling and window type
style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
self.hwnd = win32gui.CreateWindow(
self.classAtom, "Taskbar", style, 0, 0,
win32con.CW_USEDEFAULT, win32con.CW_USEDEFAULT, 0, 0,
self.hinst, None)
win32gui.UpdateWindow(self.hwnd)
# image path
icon_path = self.image_path(notify_type, extension='.ico')
icon_flags = win32con.LR_LOADFROMFILE | win32con.LR_DEFAULTSIZE
try:
hicon = win32gui.LoadImage(
self.hinst, icon_path, win32con.IMAGE_ICON, 0, 0,
icon_flags)
except Exception as e:
self.logger.warning(
"Could not load windows notification icon ({}): {}"
.format(icon_path, e))
# disable icon
hicon = win32gui.LoadIcon(0, win32con.IDI_APPLICATION)
# Taskbar icon
flags = win32gui.NIF_ICON | win32gui.NIF_MESSAGE | win32gui.NIF_TIP
nid = (self.hwnd, 0, flags, win32con.WM_USER + 20, hicon,
"Tooltip")
win32gui.Shell_NotifyIcon(win32gui.NIM_ADD, nid)
win32gui.Shell_NotifyIcon(win32gui.NIM_MODIFY, (
self.hwnd, 0, win32gui.NIF_INFO, win32con.WM_USER + 20, hicon,
"Balloon Tooltip", body, 200, title))
# take a rest then destroy
sleep(self.duration)
win32gui.DestroyWindow(self.hwnd)
win32gui.UnregisterClass(self.wc.lpszClassName, None)
self.logger.info('Sent Windows notification.')
except Exception as e:
self.logger.warning('Failed to send Windows notification.')
self.logger.exception('Windows Exception')
return False
return True
@staticmethod
def parse_url(url):
"""
There are no parameters nessisary for this protocol; simply having
windows:// is all you need. This function just makes sure that
is in place.
"""
# return a very basic set of requirements
return {
'schema': NotifyWindows.protocol,
'user': None,
'password': None,
'port': None,
'host': 'localhost',
'fullpath': None,
'path': None,
'url': url,
'qsd': {},
}