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51 lines
1.6 KiB
51 lines
1.6 KiB
import json
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from .base_hub_protocol import BaseHubProtocol
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from ..messages.message_type import MessageType
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from json import JSONEncoder
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from signalrcore.helpers import Helpers
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class MyEncoder(JSONEncoder):
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# https://github.com/PyCQA/pylint/issues/414
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def default(self, o):
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if type(o) is MessageType:
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return o.value
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data = o.__dict__
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if "invocation_id" in data:
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data["invocationId"] = data["invocation_id"]
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del data["invocation_id"]
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if "stream_ids" in data:
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data["streamIds"] = data["stream_ids"]
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del data["stream_ids"]
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return data
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class JsonHubProtocol(BaseHubProtocol):
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def __init__(self):
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super(JsonHubProtocol, self).__init__("json", 1, "Text", chr(0x1E))
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self.encoder = MyEncoder()
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def parse_messages(self, raw):
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Helpers.get_logger().debug("Raw message incomming: ")
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Helpers.get_logger().debug(raw)
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raw_messages = [
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record.replace(self.record_separator, "")
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for record in raw.split(self.record_separator)
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if record is not None and record != ""
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and record != self.record_separator
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]
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result = []
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for raw_message in raw_messages:
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dict_message = json.loads(raw_message)
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if len(dict_message.keys()) > 0:
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result.append(self.get_message(dict_message))
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return result
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def encode(self, message):
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Helpers.get_logger()\
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.debug(self.encoder.encode(message) + self.record_separator)
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return self.encoder.encode(message) + self.record_separator
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