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#!/usr/bin/python
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# -*- coding: UTF-8 -*-
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import os
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import json
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from datetime import datetime
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from pymongo import MongoClient
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from channels.handler import AsgiHandler
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from channels.auth import channel_session_user
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from channels import Group
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# Here we create the db named "dbplots"
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host = os.environ.get('HOST_MONGO', 'localhost')
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CLIENT = MongoClient('{}:27017'.format(host))
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DB = CLIENT['dbplots']
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# Connected to websocket.connect
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def ws_connect(message, code=None, plot=None):
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message.reply_channel.send({'accept': True})
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if plot == 'main':
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Group('main').add(message.reply_channel)
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print('New main connection')
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else:
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pk = message.content['query_string'].decode().split('=')[1]
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Group('{}_{}'.format(pk, plot)).add(message.reply_channel)
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print('New connection from: {}, Group: {}_{}'.format(message.content['client'][0], pk, plot))
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def ws_message(message, code, plot):
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# Accept the incoming connection
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dt = datetime.strptime(str(json.loads(message.content['text'])['date']), '%d/%m/%Y')
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exp = DB.exp_meta.find_one({'code': int(code), 'date': dt})
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if exp and plot in exp['plots']:
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if plot == 'spc':
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datas = DB.exp_data.find({'expmeta': exp['_id']}, ['time', 'data']).sort('time', -1).limit(1)[0]
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exp['time'] = [datas['time']]
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exp['spc'] = datas['data']['spc']
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exp['rti'] = datas['data']['rti']
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exp['noise'] = datas['data']['noise']
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else:
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datas = DB.exp_data.find({'expmeta': exp['_id']}, ['time', 'data']).sort('time', 1)
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dum = [(d['time'], d['data'][plot]) for d in datas]
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exp['time'] = [d[0] for d in dum]
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dum = [d[1] for d in dum]
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exp[plot] = [t for t in map(list, zip(*dum))]
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print([datetime.fromtimestamp(t) for t in exp['time']])
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exp.pop('date', None)
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exp.pop('_id', None)
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message.reply_channel.send({'text': json.dumps(exp)})
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else:
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message.reply_channel.send({'text': json.dumps({'interval': 0})})
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# Connected to websocket.disconnect
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def ws_disconnect(message, code, plot):
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Group('{}_{}'.format(code, plot)).discard(message.reply_channel)
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