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120 lines
4.0 KiB
120 lines
4.0 KiB
# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2019 Chris Caron <lead2gold@gmail.com>
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# All rights reserved.
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#
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# This code is licensed under the MIT License.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files(the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions :
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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import six
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import re
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from os import listdir
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from os.path import dirname
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from os.path import abspath
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# Maintains a mapping of all of the attachment services
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SCHEMA_MAP = {}
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__all__ = []
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# Load our Lookup Matrix
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def __load_matrix(path=abspath(dirname(__file__)), name='apprise.attachment'):
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"""
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Dynamically load our schema map; this allows us to gracefully
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skip over modules we simply don't have the dependencies for.
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"""
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# Used for the detection of additional Attachment Services objects
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# The .py extension is optional as we support loading directories too
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module_re = re.compile(r'^(?P<name>Attach[a-z0-9]+)(\.py)?$', re.I)
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for f in listdir(path):
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match = module_re.match(f)
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if not match:
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# keep going
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continue
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# Store our notification/plugin name:
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plugin_name = match.group('name')
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try:
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module = __import__(
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'{}.{}'.format(name, plugin_name),
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globals(), locals(),
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fromlist=[plugin_name])
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except ImportError:
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# No problem, we can't use this object
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continue
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if not hasattr(module, plugin_name):
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# Not a library we can load as it doesn't follow the simple rule
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# that the class must bear the same name as the notification
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# file itself.
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continue
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# Get our plugin
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plugin = getattr(module, plugin_name)
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if not hasattr(plugin, 'app_id'):
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# Filter out non-notification modules
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continue
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elif plugin_name in __all__:
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# we're already handling this object
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continue
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# Add our module name to our __all__
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__all__.append(plugin_name)
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# Ensure we provide the class as the reference to this directory and
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# not the module:
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globals()[plugin_name] = plugin
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# Load protocol(s) if defined
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proto = getattr(plugin, 'protocol', None)
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if isinstance(proto, six.string_types):
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if proto not in SCHEMA_MAP:
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SCHEMA_MAP[proto] = plugin
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elif isinstance(proto, (set, list, tuple)):
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# Support iterables list types
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for p in proto:
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if p not in SCHEMA_MAP:
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SCHEMA_MAP[p] = plugin
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# Load secure protocol(s) if defined
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protos = getattr(plugin, 'secure_protocol', None)
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if isinstance(protos, six.string_types):
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if protos not in SCHEMA_MAP:
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SCHEMA_MAP[protos] = plugin
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if isinstance(protos, (set, list, tuple)):
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# Support iterables list types
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for p in protos:
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if p not in SCHEMA_MAP:
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SCHEMA_MAP[p] = plugin
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return SCHEMA_MAP
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# Dynamically build our schema base
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__load_matrix()
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