1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
|
"""
34. Row Level Permissions
Row Level Permissions are permissions for a specific instance of an object instead of
all types of an object.
"""
from django.db import models
from django.contrib.contenttypes.models import ContentType
from django.contrib.auth.models import RowLevelPermission, User
class Mineral(models.Model):
name = models.CharField(maxlength=150)
hardness = models.PositiveSmallIntegerField()
class Meta:
row_level_permissions = True
def __str__(self):
return self.name
API_TESTS = """
>>> from django.contrib.auth.models import RowLevelPermission, Permission, User, Group
>>> from django.contrib.contenttypes.models import ContentType
>>>
#Create objects to use
>>> quartz = Mineral(name="Quartz", hardness=7)
>>> quartz.save()
>>> user = User.objects.create_user('john', 'lennon@thebeatles.com', 'johnpassword')
>>> group = Group(name="groupTest")
>>> group.save()
>>> perm = Permission(name="Can mine", codename="mine_mineral", content_type=ContentType.objects.get_for_model(Mineral))
>>> perm.save()
#Tests manager create method using permission object for user
>>> rlp = RowLevelPermission.objects.create_row_level_permission(quartz, user, perm)
>>> rlp.owner
<User: john>
>>> rlp.model
<Mineral: Quartz>
>>> rlp.permission
<Permission: mineral | Can mine>
>>> user.row_level_permissions_owned.all()
[mineral | Can mine | user:john | mineral:Quartz]
>>> rlp.delete()
#Tests manager create method using permission object for group
>>> rlp = RowLevelPermission.objects.create_row_level_permission(quartz, group, perm)
>>> rlp.owner
<Group: groupTest>
>>> rlp.model
<Mineral: Quartz>
>>> rlp.permission
<Permission: mineral | Can mine>
>>> group.row_level_permissions_owned.all()
[mineral | Can mine | group:groupTest | mineral:Quartz]
>>> rlp.delete()
>>>
#Tests manager create method using permission codename
>>> rlp = RowLevelPermission.objects.create_row_level_permission(quartz, user, perm.codename)
>>> rlp.owner
<User: john>
>>> rlp.model
<Mineral: Quartz>
>>> rlp.permission
<Permission: mineral | Can mine>
>>> user.row_level_permissions_owned.all()
[mineral | Can mine | user:john | mineral:Quartz]
>>> rlp.delete()
#Test create using RLP init method
>>> rlp = RowLevelPermission(model_id=quartz.id, model_ct=ContentType.objects.get_for_model(Mineral), owner_id=user.id, owner_ct=ContentType.objects.get_for_model(User), permission=perm)
>>> rlp.save()
>>> rlp.owner
<User: john>
>>> rlp.model
<Mineral: Quartz>
>>> rlp.permission
<Permission: mineral | Can mine>
>>> user.row_level_permissions_owned.all()
[mineral | Can mine | user:john | mineral:Quartz]
>>> rlp.delete()
#Test loading
>>> rlp = RowLevelPermission.objects.create_row_level_permission(quartz, user, perm.codename)
>>> rlp.owner
<User: john>
>>> rlp.model
<Mineral: Quartz>
>>> quartz.row_level_permissions.all()
[mineral | Can mine | user:john | mineral:Quartz]
>>> user.row_level_permissions_owned.all()
[mineral | Can mine | user:john | mineral:Quartz]
>>> rlp.delete()
#Test duplicate
>>> rlp = RowLevelPermission.objects.create_row_level_permission(quartz, user, perm.codename)
>>> rlp = RowLevelPermission.objects.create_row_level_permission(quartz, user, perm.codename)
Traceback (most recent call last):
...
IntegrityError: columns model_ct_id, model_id, owner_id, owner_ct_id, permission_id are not unique
>>> rlp=user.row_level_permissions_owned.get(model_id=quartz.id)
>>> rlp.delete()
#Check Permission
>>> rlp = RowLevelPermission.objects.create_row_level_permission(quartz, user, perm.codename)
>>> user.has_perm(quartz._meta.app_label +"."+ perm.codename, quartz)
True
>>> perm2 = Permission(name="Can change", codename="change_mineral", content_type=ContentType.objects.get_for_model(Mineral))
>>> perm2.save()
>>> user.has_perm(quartz._meta.app_label +"."+ perm2.codename, quartz)
False
>>> user.user_permissions.add(perm2)
>>> user.save()
>>> user.user_permissions.all()
[<Permission: mineral | Can change>]
>>> rlp2 = RowLevelPermission.objects.create_row_level_permission(quartz, user, perm2, negative=True)
>>> user.has_perm(quartz._meta.app_label +"."+ perm2.codename, quartz)
False
>>> rlp.delete()
>>> rlp2.delete()
>>> user.user_permissions.all().delete()
#Check Permission Group
>>> user.has_perm(quartz._meta.app_label +"."+ perm2.codename, quartz)
False
>>> user.groups.add(group)
>>> user.save()
>>> rlp = RowLevelPermission.objects.create_row_level_permission(quartz, group, perm)
>>> user.row_level_permissions_owned.all()
[]
>>> group.row_level_permissions_owned.all()
[mineral | Can mine | group:groupTest | mineral:Quartz]
>>> user.has_perm(quartz._meta.app_label +"."+ perm.codename, quartz)
True
>>> rlp.delete()
>>> user.row_level_permissions_owned.all()
[]
>>> group.row_level_permissions_owned.all()
[]
>>> user.has_perm(quartz._meta.app_label +"."+ perm.codename, quartz)
False
"""
|
