Exemple #1
0
def parse_message(xml):
    """
    解析微信服务器推送的 XML 消息

    :param xml: XML 消息
    :return: 解析成功返回对应的消息或事件,否则返回 ``UnknownMessage``
    """
    if not xml:
        return
    message = xmltodict.parse(to_text(xml))['xml']
    message_type = message['MsgType'].lower()
    if message_type in ('event', 'device_event'):
        event_type = message['Event'].lower()
        # special event type for device_event
        if message_type == 'device_event':
            event_type = 'device_{event}'.format(event=event_type)
        if event_type == 'subscribe' and message.get('EventKey'):
            event_key = message['EventKey']
            if event_key.startswith(('scanbarcode|', 'scanimage|')):
                event_type = 'subscribe_scan_product'
                message['Event'] = event_type
            else:
                # Scan to subscribe with scene id event
                event_type = 'subscribe_scan'
                message['Event'] = event_type
            message['EventKey'] = event_key.replace('qrscene_', '')
        message_class = EVENT_TYPES.get(event_type, UnknownMessage)
    else:
        message_class = MESSAGE_TYPES.get(message_type, UnknownMessage)
    return message_class(message)
Exemple #2
0
def parse_message(xml):
    """
    解析微信服务器推送的 XML 消息

    :param xml: XML 消息
    :return: 解析成功返回对应的消息或事件,否则返回 ``UnknownMessage``
    """
    if not xml:
        return
    message = xmltodict.parse(to_text(xml))["xml"]
    message_type = message["MsgType"].lower()
    event_type = None
    if message_type == "event" or message_type.startswith("device_"):
        if "Event" in message:
            event_type = message["Event"].lower()
        # special event type for device_event
        if event_type is None and message_type.startswith("device_"):
            event_type = message_type
        elif message_type.startswith("device_"):
            event_type = f"device_{event_type}"

        if event_type == "subscribe" and message.get("EventKey"):
            event_key = message["EventKey"]
            if event_key.startswith(("scanbarcode|", "scanimage|")):
                event_type = "subscribe_scan_product"
                message["Event"] = event_type
            elif event_key.startswith("qrscene_"):
                # Scan to subscribe with scene id event
                event_type = "subscribe_scan"
                message["Event"] = event_type
                message["EventKey"] = event_key[len("qrscene_") :]
        message_class = EVENT_TYPES.get(event_type, UnknownMessage)
    else:
        message_class = MESSAGE_TYPES.get(message_type, UnknownMessage)
    return message_class(message)
Exemple #3
0
def parse_message(xml):
    """
    Parse WeChat XML format messages
    :param xml: XML format messages
    :return: Parsed messages or events
    """
    if not xml:
        return
    message = xmltodict.parse(to_text(xml))['xml']
    message_type = message['MsgType'].lower()
    if message_type in ('event', 'device_event'):
        event_type = message['Event'].lower()
        # special event type for device_event
        if message_type == 'device_event':
            event_type = 'device_{event}'.format(event=event_type)
        if event_type == 'subscribe' and message.get('EventKey'):
            # Scan to subscribe with scene id event
            event_type = 'subscribe_scan'
            message['Event'] = event_type
            message['EventKey'] = message['EventKey'].replace('qrscene_', '')
        message_class = EVENT_TYPES.get(event_type, UnknownMessage)
    else:
        message_class = MESSAGE_TYPES.get(message_type, UnknownMessage)
    return message_class(message)