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433 lines
14 KiB
433 lines
14 KiB
# -*- coding: utf-8 -*-
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# BSD 2-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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# 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 .NotifyBase import NotifyBase
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from ..URLBase import PrivacyMode
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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_GROWL_SUPPORT_ENABLED = False
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try:
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import gntp.notifier
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# We're good to go!
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NOTIFY_GROWL_SUPPORT_ENABLED = True
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except ImportError:
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# No problem; we just simply can't support this plugin until
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# gntp is installed
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pass
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# Priorities
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class GrowlPriority:
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LOW = -2
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MODERATE = -1
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NORMAL = 0
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HIGH = 1
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EMERGENCY = 2
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GROWL_PRIORITIES = {
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# Note: This also acts as a reverse lookup mapping
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GrowlPriority.LOW: 'low',
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GrowlPriority.MODERATE: 'moderate',
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GrowlPriority.NORMAL: 'normal',
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GrowlPriority.HIGH: 'high',
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GrowlPriority.EMERGENCY: 'emergency',
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}
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GROWL_PRIORITY_MAP = {
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# Maps against string 'low'
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'l': GrowlPriority.LOW,
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# Maps against string 'moderate'
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'm': GrowlPriority.MODERATE,
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# Maps against string 'normal'
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'n': GrowlPriority.NORMAL,
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# Maps against string 'high'
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'h': GrowlPriority.HIGH,
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# Maps against string 'emergency'
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'e': GrowlPriority.EMERGENCY,
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# Entries to additionally support (so more like Growl's API)
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'-2': GrowlPriority.LOW,
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'-1': GrowlPriority.MODERATE,
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'0': GrowlPriority.NORMAL,
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'1': GrowlPriority.HIGH,
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'2': GrowlPriority.EMERGENCY,
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}
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class NotifyGrowl(NotifyBase):
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"""
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A wrapper to Growl Notifications
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"""
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# Set our global enabled flag
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enabled = NOTIFY_GROWL_SUPPORT_ENABLED
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requirements = {
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# Define our required packaging in order to work
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'packages_required': 'gntp'
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}
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# The default descriptive name associated with the Notification
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service_name = 'Growl'
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# The services URL
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service_url = 'http://growl.info/'
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# The default protocol
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protocol = 'growl'
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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_growl'
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# Allows the user to specify the NotifyImageSize object
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image_size = NotifyImageSize.XY_72
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# Disable throttle rate for Growl 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 = 2
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# Default Growl Port
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default_port = 23053
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# The Growl notification type used
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growl_notification_type = "New Messages"
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# Define object templates
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templates = (
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'{schema}://{host}',
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'{schema}://{host}:{port}',
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'{schema}://{password}@{host}',
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'{schema}://{password}@{host}:{port}',
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)
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# Define our template tokens
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template_tokens = dict(NotifyBase.template_tokens, **{
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'host': {
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'name': _('Hostname'),
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'type': 'string',
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'required': True,
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},
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'port': {
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'name': _('Port'),
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'type': 'int',
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'min': 1,
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'max': 65535,
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},
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'password': {
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'name': _('Password'),
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'type': 'string',
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'private': True,
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},
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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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'priority': {
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'name': _('Priority'),
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'type': 'choice:int',
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'values': GROWL_PRIORITIES,
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'default': GrowlPriority.NORMAL,
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},
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'version': {
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'name': _('Version'),
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'type': 'choice:int',
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'values': (1, 2),
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'default': 2,
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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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'sticky': {
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'name': _('Sticky'),
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'type': 'bool',
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'default': True,
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'map_to': 'sticky',
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},
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})
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def __init__(self, priority=None, version=2, include_image=True,
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sticky=False, **kwargs):
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"""
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Initialize Growl Object
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"""
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super().__init__(**kwargs)
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if not self.port:
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self.port = self.default_port
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# The Priority of the message
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self.priority = NotifyGrowl.template_args['priority']['default'] \
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if not priority else \
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next((
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v for k, v in GROWL_PRIORITY_MAP.items()
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if str(priority).lower().startswith(k)),
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NotifyGrowl.template_args['priority']['default'])
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# Our Registered object
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self.growl = None
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# Sticky flag
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self.sticky = sticky
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# Store Version
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self.version = version
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# Track whether or not we want to send an image with our notification
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# or not.
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self.include_image = include_image
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return
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def register(self):
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"""
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Registers with the Growl server
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"""
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payload = {
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'applicationName': self.app_id,
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'notifications': [self.growl_notification_type, ],
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'defaultNotifications': [self.growl_notification_type, ],
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'hostname': self.host,
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'port': self.port,
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}
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if self.password is not None:
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payload['password'] = self.password
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self.logger.debug('Growl Registration Payload: %s' % str(payload))
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self.growl = gntp.notifier.GrowlNotifier(**payload)
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try:
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self.growl.register()
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except gntp.errors.NetworkError:
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msg = 'A network error error occurred registering ' \
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'with Growl at {}.'.format(self.host)
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self.logger.warning(msg)
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return False
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except gntp.errors.ParseError:
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msg = 'A parsing error error occurred registering ' \
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'with Growl at {}.'.format(self.host)
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self.logger.warning(msg)
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return False
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except gntp.errors.AuthError:
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msg = 'An authentication error error occurred registering ' \
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'with Growl at {}.'.format(self.host)
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self.logger.warning(msg)
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return False
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except gntp.errors.UnsupportedError:
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msg = 'An unsupported error occurred registering with ' \
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'Growl at {}.'.format(self.host)
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self.logger.warning(msg)
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return False
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self.logger.debug(
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'Growl server registration completed successfully.'
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)
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# Return our state
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return True
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def send(self, body, title='', notify_type=NotifyType.INFO, **kwargs):
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"""
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Perform Growl Notification
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"""
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# Register ourselves with the server if we haven't done so already
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if not self.growl and not self.register():
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# We failed to register
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return False
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icon = None
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if self.version >= 2:
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# URL Based
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icon = None if not self.include_image \
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else self.image_url(notify_type)
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else:
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# Raw
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icon = None if not self.include_image \
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else self.image_raw(notify_type)
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payload = {
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'noteType': self.growl_notification_type,
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'title': title,
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'description': body,
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'icon': icon is not None,
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'sticky': self.sticky,
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'priority': self.priority,
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}
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self.logger.debug('Growl Payload: %s' % str(payload))
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# Update icon of payload to be raw data; this is intentionally done
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# here after we spit the debug message above (so we don't try to
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# print the binary contents of an image
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payload['icon'] = icon
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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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try:
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# Perform notification
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response = self.growl.notify(**payload)
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if not isinstance(response, bool):
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self.logger.warning(
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'Growl notification failed to send with response: %s' %
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str(response),
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)
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else:
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self.logger.info('Sent Growl notification.')
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except gntp.errors.BaseError as e:
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# Since Growl servers listen for UDP broadcasts, it's possible
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# that you will never get to this part of the code since there is
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# no acknowledgement as to whether it accepted what was sent to it
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# or not.
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# However, if the host/server is unavailable, you will get to this
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# point of the code.
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self.logger.warning(
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'A Connection error occurred sending Growl '
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'notification to %s.' % self.host)
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self.logger.debug('Growl Exception: %s' % str(e))
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# Return; we're done
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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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'sticky': 'yes' if self.sticky else 'no',
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'priority':
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GROWL_PRIORITIES[self.template_args['priority']['default']]
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if self.priority not in GROWL_PRIORITIES
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else GROWL_PRIORITIES[self.priority],
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'version': self.version,
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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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auth = ''
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if self.user:
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# The growl password is stored in the user field
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auth = '{password}@'.format(
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password=self.pprint(
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self.user, privacy, mode=PrivacyMode.Secret, safe=''),
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)
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return '{schema}://{auth}{hostname}{port}/?{params}'.format(
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schema=self.secure_protocol if self.secure else self.protocol,
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auth=auth,
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# never encode hostname since we're expecting it to be a valid one
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hostname=self.host,
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port='' if self.port is None or self.port == self.default_port
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else ':{}'.format(self.port),
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params=NotifyGrowl.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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Parses the URL and returns enough arguments that can allow
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us to re-instantiate this object.
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"""
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results = NotifyBase.parse_url(url)
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if not results:
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# We're done early as we couldn't load the results
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return results
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version = None
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if 'version' in results['qsd'] and len(results['qsd']['version']):
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# Allow the user to specify the version of the protocol to use.
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try:
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version = int(
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NotifyGrowl.unquote(
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results['qsd']['version']).strip().split('.')[0])
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except (AttributeError, IndexError, TypeError, ValueError):
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NotifyGrowl.logger.warning(
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'An invalid Growl version of "%s" was specified and will '
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'be ignored.' % results['qsd']['version']
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)
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pass
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# Set our priority
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if 'priority' in results['qsd'] and len(results['qsd']['priority']):
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results['priority'] = \
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NotifyGrowl.unquote(results['qsd']['priority'])
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# Because of the URL formatting, the password is actually where the
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# username field is. For this reason, we just preform this small hack
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# to make it (the URL) conform correctly. The following strips out the
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# existing password entry (if exists) so that it can be swapped with
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# the new one we specify.
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if results.get('password', None) is None:
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results['password'] = results.get('user', None)
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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',
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NotifyGrowl.template_args['image']['default']))
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# Include images with our message
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results['sticky'] = \
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parse_bool(results['qsd'].get('sticky',
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NotifyGrowl.template_args['sticky']['default']))
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# Set our version
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if version:
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results['version'] = version
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return results
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