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
  84 @login_required
  85 def update(request, role_id=None):
  86     user = osmutils.get_user(request)
  87     client = Client()
  88     payload = {
  89         'name': request.POST['name'],
  90         'permissions': {}
  91     }
  92     try:
  93         if 'permissions' in request.POST and request.POST.get('permissions') != '':
  94             role_permissions = yaml.load(request.POST.get('permissions'))
  95
  96             if not isinstance(role_permissions, dict):
  97                     raise ValueError('Role permissions should be provided in a key-value fashion')
  98             for key, value in role_permissions.items():
  99                 if not isinstance(value, bool):
 100                     raise ValueError('Value in a role permissions should be boolean')
 101                 payload['permissions'][key] = value
 102     except Exception as e:
 103         return __response_handler(request, {'status': 400, 'code': 'BAD_REQUEST', 'detail': e.message}, url=None, status=400)
 104     result = client.role_update(user.get_token(), role_id, payload)
 105     if result['error']:
 106         return __response_handler(request, result['data'], url=None,
 107                                   status=result['data']['status'] if 'status' in result['data'] else 500)
 108     else:
 109         return __response_handler(request, {}, url=None, status=200)
 110
 111
 112 @login_required
 113 def get(request, role_id=None):
 114     user = osmutils.get_user(request)
 115     try:
 116         client = Client()
 117         get_res = client.role_get(user.get_token(), role_id)
 118     except Exception as e:
 119         log.exception(e)
 120         get_res = {'error': True, 'data': str(e)}
 121     if get_res['error']:
 122         return __response_handler(request, get_res['data'], url=None,
 123                                   status=get_res['data']['status'] if 'status' in get_res['data'] else 500)
 124     else:
 125         role = get_res['data']
 126         result = {
 127             '_id': role['_id'],
 128             'name': role['name'],
 129             'permissions': {key: value for key, value in role['permissions'].items() if key not in ['_id', 'name', 'root', '_admin'] }
 130         }
 131         return __response_handler(request, result, url=None, status=200)
 132
 133
 134 def __response_handler(request, data_res, url=None, to_redirect=None, *args, **kwargs):
 135     raw_content_types = request.META.get('HTTP_ACCEPT', '*/*').split(',')
 136     if 'application/json' in raw_content_types or url is None:
 137         return HttpResponse(json.dumps(data_res), content_type="application/json", *args, **kwargs)
 138     elif to_redirect:
 139         return redirect(url, *args, **kwargs)
 140     else:
 141         return render(request, url, data_res)