rolehandler/views.py

   1 #
   2 #   Copyright 2019 EveryUP Srl
   3 #
   4 #   Licensed under the Apache License, Version 2.0 (the "License");
   5 #   you may not use this file except in compliance with the License.
   6 #   You may obtain a copy of the License at
   7 #
   8 #       http://www.apache.org/licenses/LICENSE-2.0
   9 #
  10 #   Unless required by applicable law or agreed to in writing, software
  11 #   distributed under the License is distributed on an  BASIS,
  12 #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 #   See the License for the specific language governing permissions and
  14 #   limitations under the License.
  15 #
  16
  17 from django.shortcuts import render, redirect
  18 from sf_t3d.decorators import login_required
  19 from django.http import HttpResponse
  20 import yaml
  21 import json
  22 import logging
  23 import authosm.utils as osmutils
  24 from lib.osm.osmclient.clientv2 import Client
  25
  26 logging.basicConfig(level=logging.DEBUG)
  27 log = logging.getLogger(__name__)
  28
  29
  30 @login_required
  31 def role_list(request):
  32     user = osmutils.get_user(request)
  33     client = Client()
  34     result = client.role_list(user.get_token())
  35     result = {
  36         'roles': result['data'] if result and result['error'] is False else []
  37     }
  38     return __response_handler(request, result, 'role_list.html')
  39
  40
  41 @login_required
  42 def create(request):
  43     user = osmutils.get_user(request)
  44     client = Client()
  45     role_data ={
  46        'name': request.POST['name'],
  47     }
  48     try:
  49         if 'permissions' in request.POST and request.POST.get('permissions') != '':
  50             role_permissions = yaml.load(request.POST.get('permissions'))
  51
  52             if not isinstance(role_permissions, dict):
  53                     raise ValueError('Role permissions should be provided in a key-value fashion')
  54             for key, value in role_permissions.items():
  55                 if not isinstance(value, bool):
  56                     raise ValueError("Value of '{}' in a role permissionss should be boolean".format(key))
  57                 role_data[key] = value
  58     except Exception as e:
  59         return __response_handler(request, {'status': 400, 'code': 'BAD_REQUEST', 'detail': e.message} , url=None, status=400)
  60     result = client.role_create(user.get_token(), role_data)
  61     if result['error']:
  62         return __response_handler(request, result['data'], url=None,
  63                                   status=result['data']['status'] if 'status' in result['data'] else 500)
  64     else:
  65         return __response_handler(request, {}, url=None, status=200)
  66
  67
  68 @login_required
  69 def delete(request, role_id=None):
  70     user = osmutils.get_user(request)
  71     try:
  72         client = Client()
  73         result = client.role_delete(user.get_token(), role_id)
  74     except Exception as e:
  75         log.exception(e)
  76         result = {'error': True, 'data': str(e)}
  77     if result['error']:
  78         return __response_handler(request, result['data'], url=None,
  79                                   status=result['data']['status'] if 'status' in result['data'] else 500)
  80     else:
  81         return __response_handler(request, {}, url=None, status=200)
  82
  83 @login_required
  84 def update(request, role_id=None):
  85     user = osmutils.get_user(request)
  86     client = Client()
  87     payload = {
  88         'name': request.POST['name'],
  89     }
  90     try:
  91         if 'permissions' in request.POST and request.POST.get('permissions') != '':
  92             role_permissions = yaml.load(request.POST.get('permissions'))
  93
  94             if not isinstance(role_permissions, dict):
  95                     raise ValueError('Role permissions should be provided in a key-value fashion')
  96             for key, value in role_permissions.items():
  97                 if not isinstance(value, bool):
  98                     raise ValueError('Value in a role permissions should be boolean')
  99                 payload[key] = value
 100     except Exception as e:
 101         return __response_handler(request, {'status': 400, 'code': 'BAD_REQUEST', 'detail': e.message} , url=None, status=400)
 102     result = client.role_update(user.get_token(), role_id, payload)
 103     if result['error']:
 104         return __response_handler(request, result['data'], url=None,
 105                                   status=result['data']['status'] if 'status' in result['data'] else 500)
 106     else:
 107         return __response_handler(request, {}, url=None, status=200)
 108
 109 @login_required
 110 def get(request, role_id=None):
 111     user = osmutils.get_user(request)
 112     try:
 113         client = Client()
 114         get_res = client.role_get(user.get_token(), role_id)
 115     except Exception as e:
 116         log.exception(e)
 117         get_res = {'error': True, 'data': str(e)}
 118     if get_res['error']:
 119         return __response_handler(request, get_res['data'], url=None,
 120                                   status=get_res['data']['status'] if 'status' in get_res['data'] else 500)
 121     else:
 122         role = get_res['data']
 123         result = {
 124             '_id': role['_id'],
 125             'name': role['name'],
 126             'permissions': { key:value for key, value in role['permissions'].items() if key not in ['_id', 'name', 'root', '_admin'] }
 127         }
 128         return __response_handler(request, result, url=None, status=200)
 129
 130
 131 def __response_handler(request, data_res, url=None, to_redirect=None, *args, **kwargs):
 132     raw_content_types = request.META.get('HTTP_ACCEPT', '*/*').split(',')
 133     if 'application/json' in raw_content_types or url is None:
 134         return HttpResponse(json.dumps(data_res), content_type="application/json", *args, **kwargs)
 135     elif to_redirect:
 136         return redirect(url, *args, **kwargs)
 137     else:
 138         return render(request, url, data_res)