|
1
|
|
|
# -*- coding: utf-8 -*- |
|
2
|
|
|
|
|
3
|
|
|
from bika.lims.api.security import check_permission |
|
4
|
|
|
from collective.z3cform.datagridfield import DictRow |
|
5
|
|
|
from Products.CMFCore.permissions import ModifyPortalContent |
|
6
|
|
|
from Products.CMFCore.permissions import View |
|
7
|
|
|
from senaite.core.schema.interfaces import IBaseField |
|
8
|
|
|
from senaite.core.schema.interfaces import IDataGridField |
|
9
|
|
|
from senaite.core.schema.interfaces import IDataGridRow |
|
10
|
|
|
from senaite.core.schema.interfaces import IIntField |
|
11
|
|
|
from zope.interface import implementer |
|
12
|
|
|
from zope.schema import Field |
|
13
|
|
|
from zope.schema import Int |
|
14
|
|
|
from zope.schema import List |
|
15
|
|
|
from zope.schema._bootstrapfields import _NotGiven |
|
16
|
|
|
|
|
17
|
|
|
|
|
18
|
|
|
@implementer(IBaseField) |
|
19
|
|
|
class BaseField(Field): |
|
20
|
|
|
"""Extensible base field |
|
21
|
|
|
""" |
|
22
|
|
|
|
|
23
|
|
|
def __init__(self, title=u"", description=u"", __name__="", |
|
24
|
|
|
required=True, readonly=False, constraint=None, |
|
25
|
|
|
default=None, defaultFactory=None, |
|
26
|
|
|
missing_value=_NotGiven, **kw): |
|
27
|
|
|
|
|
28
|
|
|
# Call superclass with known keywords |
|
29
|
|
|
super(BaseField, self).__init__(title=title, description=description, |
|
30
|
|
|
__name__=__name__, |
|
31
|
|
|
required=required, |
|
32
|
|
|
readonly=readonly, |
|
33
|
|
|
constraint=constraint, |
|
34
|
|
|
default=default, |
|
35
|
|
|
defaultFactory=defaultFactory, |
|
36
|
|
|
missing_value=missing_value) |
|
37
|
|
|
|
|
38
|
|
|
# field security |
|
39
|
|
|
self.read_permission = kw.get("read_permission", View) |
|
40
|
|
|
self.write_permission = kw.get("write_permission", ModifyPortalContent) |
|
41
|
|
|
|
|
42
|
|
|
def get(self, object): |
|
43
|
|
|
"""Custom field getter |
|
44
|
|
|
""" |
|
45
|
|
|
return super(BaseField, self).get(object) |
|
46
|
|
|
|
|
47
|
|
|
def query(self, object, default=None): |
|
48
|
|
|
"""Custom field query |
|
49
|
|
|
""" |
|
50
|
|
|
return super(BaseField, self).query(object, default=default) |
|
51
|
|
|
|
|
52
|
|
|
def set(self, object, value): |
|
53
|
|
|
"""Custom field setter |
|
54
|
|
|
|
|
55
|
|
|
This place would theoretically allow to set custom "change" events or |
|
56
|
|
|
check permissions to write the field. |
|
57
|
|
|
""" |
|
58
|
|
|
super(BaseField, self).set(object, value) |
|
59
|
|
|
|
|
60
|
|
|
def can_access(self): |
|
61
|
|
|
"""Checks if the field can be read |
|
62
|
|
|
""" |
|
63
|
|
|
return check_permission(self.read_permission, self.context) |
|
64
|
|
|
|
|
65
|
|
|
def can_write(self): |
|
66
|
|
|
"""Checks the write permission |
|
67
|
|
|
""" |
|
68
|
|
|
return check_permission(self.write_permission, self.context) |
|
69
|
|
|
|
|
70
|
|
|
|
|
71
|
|
|
@implementer(IIntField) |
|
72
|
|
|
class IntField(Int, BaseField): |
|
73
|
|
|
"""A field that handles Integer values |
|
74
|
|
|
""" |
|
75
|
|
|
def _validate(self, value): |
|
76
|
|
|
super(IntField, self)._validate(value) |
|
77
|
|
|
|
|
78
|
|
|
|
|
79
|
|
|
@implementer(IDataGridField) |
|
80
|
|
|
class DataGridField(List, BaseField): |
|
81
|
|
|
"""A field that stores a list of dictionaries |
|
82
|
|
|
""" |
|
83
|
|
|
def set(self, object, value): |
|
84
|
|
|
super(DataGridField, self).set(object, value) |
|
85
|
|
|
|
|
86
|
|
|
|
|
87
|
|
|
@implementer(IDataGridRow) |
|
88
|
|
|
class DataGridRow(DictRow, BaseField): |
|
89
|
|
|
"""A field that stores a data grid row |
|
90
|
|
|
""" |
|
91
|
|
|
|
senaite /
senaite.core
