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283 lines
9.1 KiB
283 lines
9.1 KiB
# -*- coding: utf-8 -*-
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# BSD 3-Clause License
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#
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# Apprise - Push Notification Library.
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# Copyright (c) 2023, Chris Caron <lead2gold@gmail.com>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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#
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# 3. Neither the name of the copyright holder nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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from __future__ import absolute_import
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from __future__ import print_function
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from .NotifyBase import NotifyBase
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from ..common import NotifyImageSize
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from ..common import NotifyType
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from ..utils import parse_bool
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from ..AppriseLocale import gettext_lazy as _
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# Default our global support flag
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NOTIFY_GNOME_SUPPORT_ENABLED = False
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try:
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# 3rd party modules (Gnome Only)
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import gi
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# require_version() call is required otherwise we generate a warning
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gi.require_version("Notify", "0.7")
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# We can import the actual libraries we care about now:
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from gi.repository import Notify
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from gi.repository import GdkPixbuf
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# We're good to go!
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NOTIFY_GNOME_SUPPORT_ENABLED = True
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except (ImportError, ValueError, AttributeError):
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# No problem; we just simply can't support this plugin; we could
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# be in microsoft windows, or we just don't have the python-gobject
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# library available to us (or maybe one we don't support)?
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# Alternatively, a `ValueError` will get raised upon calling
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# gi.require_version() if the requested Notify namespace isn't available.
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pass
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# Urgencies
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class GnomeUrgency:
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LOW = 0
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NORMAL = 1
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HIGH = 2
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GNOME_URGENCIES = {
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GnomeUrgency.LOW: 'low',
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GnomeUrgency.NORMAL: 'normal',
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GnomeUrgency.HIGH: 'high',
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}
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GNOME_URGENCY_MAP = {
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# Maps against string 'low'
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'l': GnomeUrgency.LOW,
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# Maps against string 'moderate'
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'm': GnomeUrgency.LOW,
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# Maps against string 'normal'
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'n': GnomeUrgency.NORMAL,
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# Maps against string 'high'
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'h': GnomeUrgency.HIGH,
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# Maps against string 'emergency'
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'e': GnomeUrgency.HIGH,
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# Entries to additionally support (so more like Gnome's API)
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'0': GnomeUrgency.LOW,
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'1': GnomeUrgency.NORMAL,
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'2': GnomeUrgency.HIGH,
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}
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class NotifyGnome(NotifyBase):
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"""
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A wrapper for local Gnome Notifications
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"""
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# Set our global enabled flag
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enabled = NOTIFY_GNOME_SUPPORT_ENABLED
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requirements = {
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# Define our required packaging in order to work
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'details': _('A local Gnome environment is required.')
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}
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# The default descriptive name associated with the Notification
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service_name = _('Gnome Notification')
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# The service URL
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service_url = 'https://www.gnome.org/'
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# The default protocol
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protocol = 'gnome'
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# A URL that takes you to the setup/help of the specific protocol
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setup_url = 'https://github.com/caronc/apprise/wiki/Notify_gnome'
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# Allows the user to specify the NotifyImageSize object
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image_size = NotifyImageSize.XY_128
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# Disable throttle rate for Gnome requests since they are normally
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# local anyway
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request_rate_per_sec = 0
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# Limit results to just the first 10 line otherwise there is just to much
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# content to display
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body_max_line_count = 10
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# A title can not be used for Gnome Messages. Setting this to zero will
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# cause any title (if defined) to get placed into the message body.
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title_maxlen = 0
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# Define object templates
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templates = (
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'{schema}://',
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)
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# Define our template arguments
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template_args = dict(NotifyBase.template_args, **{
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'urgency': {
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'name': _('Urgency'),
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'type': 'choice:int',
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'values': GNOME_URGENCIES,
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'default': GnomeUrgency.NORMAL,
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},
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'priority': {
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# Apprise uses 'priority' everywhere; it's just a nice consistent
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# feel to be able to use it here as well. Just map the
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# value back to 'priority'
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'alias_of': 'urgency',
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},
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'image': {
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'name': _('Include Image'),
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'type': 'bool',
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'default': True,
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'map_to': 'include_image',
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},
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})
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def __init__(self, urgency=None, include_image=True, **kwargs):
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"""
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Initialize Gnome Object
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"""
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super().__init__(**kwargs)
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# The urgency of the message
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self.urgency = int(
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NotifyGnome.template_args['urgency']['default']
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if urgency is None else
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next((
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v for k, v in GNOME_URGENCY_MAP.items()
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if str(urgency).lower().startswith(k)),
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NotifyGnome.template_args['urgency']['default']))
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# Track whether we want to add an image to the notification.
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self.include_image = include_image
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def send(self, body, title='', notify_type=NotifyType.INFO, **kwargs):
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"""
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Perform Gnome Notification
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"""
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try:
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# App initialization
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Notify.init(self.app_id)
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# image path
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icon_path = None if not self.include_image \
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else self.image_path(notify_type, extension='.ico')
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# Build message body
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notification = Notify.Notification.new(body)
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# Assign urgency
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notification.set_urgency(self.urgency)
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# Always call throttle before any remote server i/o is made
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self.throttle()
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if icon_path:
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try:
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# Use Pixbuf to create the proper image type
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image = GdkPixbuf.Pixbuf.new_from_file(icon_path)
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# Associate our image to our notification
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notification.set_icon_from_pixbuf(image)
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notification.set_image_from_pixbuf(image)
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except Exception as e:
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self.logger.warning(
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"Could not load notification icon (%s).", icon_path)
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self.logger.debug(f'Gnome Exception: {e}')
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notification.show()
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self.logger.info('Sent Gnome notification.')
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except Exception as e:
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self.logger.warning('Failed to send Gnome notification.')
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self.logger.debug(f'Gnome Exception: {e}')
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return False
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return True
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def url(self, privacy=False, *args, **kwargs):
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"""
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Returns the URL built dynamically based on specified arguments.
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"""
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# Define any URL parameters
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params = {
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'image': 'yes' if self.include_image else 'no',
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'urgency':
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GNOME_URGENCIES[self.template_args['urgency']['default']]
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if self.urgency not in GNOME_URGENCIES
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else GNOME_URGENCIES[self.urgency],
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}
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# Extend our parameters
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params.update(self.url_parameters(privacy=privacy, *args, **kwargs))
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return '{schema}://?{params}'.format(
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schema=self.protocol,
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params=NotifyGnome.urlencode(params),
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)
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@staticmethod
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def parse_url(url):
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"""
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There are no parameters nessisary for this protocol; simply having
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gnome:// is all you need. This function just makes sure that
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is in place.
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"""
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results = NotifyBase.parse_url(url, verify_host=False)
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# Include images with our message
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results['include_image'] = \
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parse_bool(results['qsd'].get('image', True))
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# Gnome supports urgency, but we we also support the keyword priority
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# so that it is consistent with some of the other plugins
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if 'priority' in results['qsd'] and len(results['qsd']['priority']):
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# We intentionally store the priority in the urgency section
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results['urgency'] = \
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NotifyGnome.unquote(results['qsd']['priority'])
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if 'urgency' in results['qsd'] and len(results['qsd']['urgency']):
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results['urgency'] = \
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NotifyGnome.unquote(results['qsd']['urgency'])
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return results
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