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PostmonServer.py 3.06 KiB
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import bottle
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import json
from bottle import route, run, response
from CepTracker import CepTracker
from correios import Correios
from database import MongoDb as Database
app_v1 = bottle.Bottle()
jsonp_query_key = 'callback'
def expired(record_date):
    from datetime import datetime, timedelta
    WEEKS = 26 #6 months
    now = datetime.now()
    return ( now - record_date['v_date'] >= timedelta(weeks=WEEKS))
def _get_info_from_source(cep):
    tracker = CepTracker()
    info = tracker.track(cep)
    if len(info) == 0:
        raise ValueError()
    return info
def format_result(result):
    # checa se foi solicitada resposta em JSONP
    js_func_name = bottle.request.query.get(jsonp_query_key)
    if js_func_name:
        # se a resposta vai ser JSONP, o content type deve ser js e seu
        # conteudo deve ser JSON
        response.content_type = 'application/javascript'
        result = json.dumps(result)
        result = '%s(%s);' % (js_func_name, result)
    return result
@app_v1.route('/cep/<cep:re:\d{5}-?\d{3}>')
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def verifica_cep(cep):
    cep = cep.replace('-','')
    db = Database()
    response.headers['Access-Control-Allow-Origin'] = '*'

    result = db.get_one(cep, fields={ '_id': False })
    if result and result.has_key('v_date') and not expired(result):
        result.pop('v_date')
    else:
        try:
            info = _get_info_from_source(cep)
        except ValueError:
            response.status = '404 O CEP %s informado nao pode ser localizado' % cep
            return
        except requests.exceptions.RequestException:
            response.status = '503 Servico Temporariamente Indisponivel'
            return
        for item in info:
            db.insert_or_update(item)
        result = db.get_one(cep, fields={ '_id': False, 'v_date': False })

    if result:

        response.headers['Cache-Control'] = 'public, max-age=2592000'
        return format_result(result)
    else:
        response.status = '404 O CEP %s informado nao pode ser localizado' % cep
        return
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@app_v1.route('/rastreio/<provider>/<track>')
def track_pack(provider, track):
    if provider == 'ect':
        try:
            encomenda = Correios.encomenda(track)
            resposta = dict()
            result = []
            for status in encomenda.status:
                historico = dict()
                historico['data'] = status.data
                historico['local'] = status.local
                historico['situacao'] = status.situacao
                historico['detalhes'] = status.detalhes
                result.append(historico)
            resposta['servico'] = provider
            resposta['codigo'] = track
            resposta['historico'] = result
            return format_result(resposta)
        except AttributeError:
            response.status = '404 O pacote %s informado nao pode ser localizado' %track
    else:
        response.status = '404 O Servico %s nao pode ser encontrado' %provider
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bottle.mount('/v1', app_v1)
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def _standalone(port=9876):
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    run(host='localhost', port=port)