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# -*- coding: utf-8 -*- |
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import six |
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MESSAGE_TYPES = {} |
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class MessageMetaClass(type): |
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def __new__(mcs, name, bases, attrs): |
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return type.__new__(mcs, name, bases, attrs) |
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def __init__(cls, name, bases, attrs): |
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if '__type__' in attrs: |
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if isinstance(attrs['__type__'], list): |
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for _type in attrs['__type__']: |
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MESSAGE_TYPES[_type] = cls |
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else: |
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MESSAGE_TYPES[attrs['__type__']] = cls |
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type.__init__(cls, name, bases, attrs) |
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class BaseEntry(object): |
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INT = 0 |
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FLOAT = 1 |
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STRING = 2 |
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def __init__(self, entry, type, default=None): |
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self.entry = entry |
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self.default = default |
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self.type = type |
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def __get__(self, instance, owner): |
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result = { |
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self.INT: lambda v: int(v), |
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self.FLOAT: lambda v: float(v), |
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self.STRING: lambda v: v, |
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} |
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return result[self.type](instance.__dict__.get(self.entry, self.default)) |
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class TupleEntry(object): |
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FLOAT = 3 |
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def __init__(self, entry, type): |
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self.entry1 = entry[0] |
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self.entry2 = entry[1] |
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self.type = type |
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def __get__(self, instance, owner): |
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result = { |
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self.FLOAT: lambda v: float(v), |
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} |
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return result[self.type](instance.__dict__.get(self.entry1)), result[self.type]( |
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instance.__dict__.get(self.entry2)) |
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@six.add_metaclass(MessageMetaClass) |
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class WeChatMessage(object): |
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id = BaseEntry('MsgId', BaseEntry.INT, 0) |
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target = BaseEntry('ToUserName', BaseEntry.STRING) |
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source = BaseEntry('FromUserName', BaseEntry.STRING) |
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time = BaseEntry('CreateTime', BaseEntry.INT, 0) |
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def __init__(self, message): |
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self.__dict__.update(message) |
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class TextMessage(WeChatMessage): |
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__type__ = 'text' |
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content = BaseEntry('Content', BaseEntry.STRING) |
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class ImageMessage(WeChatMessage): |
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__type__ = 'image' |
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img = BaseEntry('PicUrl', BaseEntry.STRING) |
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class LocationMessage(WeChatMessage): |
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__type__ = 'location' |
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location_x = BaseEntry('Location_X', BaseEntry.FLOAT) |
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location_y = BaseEntry('Location_Y', BaseEntry.FLOAT) |
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label = BaseEntry('Label', BaseEntry.STRING) |
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scale = BaseEntry('Scale', BaseEntry.INT) |
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location = TupleEntry(['Location_X', 'Location_Y'], TupleEntry.FLOAT) |
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class LinkMessage(WeChatMessage): |
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__type__ = 'link' |
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title = BaseEntry('Title', BaseEntry.STRING) |
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description = BaseEntry('Description', BaseEntry.STRING) |
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url = BaseEntry('Url', BaseEntry.STRING) |
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class EventMessage(WeChatMessage): |
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__type__ = ['event'] |
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def __init__(self, message): |
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message.pop("type") |
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self.type = message.pop('Event') |
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self.type = str(self.type).lower() |
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if self.type == "click": |
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self.__class__.key = BaseEntry('EventKey', BaseEntry.STRING) |
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elif self.type == "location": |
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self.__class__.latitude = BaseEntry('Latitude', BaseEntry.FLOAT) |
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self.__class__.longitude = BaseEntry('Longitude', BaseEntry.FLOAT) |
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self.__class__.precision = BaseEntry('Precision', BaseEntry.FLOAT) |
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super(EventMessage, self).__init__(message) |
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class VoiceMessage(WeChatMessage): |
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__type__ = 'voice' |
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media_id = BaseEntry('MediaId', BaseEntry.STRING) |
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format = BaseEntry('Format', BaseEntry.STRING) |
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recognition = BaseEntry('Recognition', BaseEntry.STRING) |
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class VideoMessage(WeChatMessage): |
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__type__ = ['video', 'shortvideo'] |
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media_id = BaseEntry('MediaId', BaseEntry.STRING) |
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thumb_media_id = BaseEntry('ThumbMediaId', BaseEntry.STRING) |
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class UnknownMessage(WeChatMessage): |
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__type__ = 'unknown' |
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whtsky /
WeRoBot
