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# coding:utf-8
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# author:ila
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import base64, copy
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from django.http import JsonResponse
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from django.apps import apps
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from util.codes import *
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from util import message as mes
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class Auth(object):
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def authenticate(self, model, req_dict):
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"""
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用户登录，登录成功返回token；登录失败返回失败原因
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:param username:账号
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:param password:密码
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:return: json
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"""
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msg = {'code': normal_code, 'msg': mes.normal_code, 'data': {}}
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tablename = model.__tablename__
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encode_dict = {"tablename": tablename, "params": req_dict}
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encode_str = base64.b64encode(str(encode_dict).encode("utf-8"))
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msg['data']["id"] = req_dict.get("id")
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msg["id"] = req_dict.get("id")
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msg['token'] = encode_str.decode('utf-8')
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return JsonResponse(msg)
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def identify(self, request):
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"""
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用户鉴权
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:param request:本次请求对象
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:return: list
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"""
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msg = {'code': normal_code, 'msg': mes.normal_code, 'data': {}}
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# django的header被处理过了
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token = request.META.get('HTTP_TOKEN')
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if token and token !="null":
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auth_token = copy.deepcopy(token)
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decode_str = base64.b64decode(auth_token).decode("utf8")
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decode_str=decode_str.replace('"null"','""').replace('null','""')
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decode_dict = eval(decode_str)
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tablename2 = decode_dict.get("tablename")
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params2 = decode_dict.get("params",{})
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datas=None
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allModels = apps.get_app_config('main').get_models()
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for model in allModels:
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if model.__tablename__ == tablename2:
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datas = model.getbyparams(model, model, params2)
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if not datas:
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msg['code'] = username_error_code
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msg['msg'] = '找不到该用户信息'
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result = msg
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else:
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request.session['tablename'] = tablename2
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request.session['params'] = params2
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msg['msg'] = '身份验证通过。'
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result = msg
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else:
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msg['code'] = 401
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msg['msg'] = 'headers未包含认证信息。'
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result = msg
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return result
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