|
1
|
|
|
# -*- coding: utf-8 -*- |
|
2
|
|
|
|
|
3
|
|
|
import json |
|
4
|
|
|
import string |
|
5
|
|
|
|
|
6
|
|
|
import six |
|
7
|
|
|
|
|
8
|
|
|
from bika.lims import api |
|
9
|
|
|
from Products.CMFPlone.utils import base_hasattr |
|
10
|
|
|
from senaite.core.interfaces import ISenaiteFormLayer |
|
11
|
|
|
from senaite.core.schema.interfaces import IUIDReferenceField |
|
12
|
|
|
from senaite.core.z3cform.interfaces import IUIDReferenceWidget |
|
13
|
|
|
from senaite.jsonapi.interfaces import IInfo |
|
14
|
|
|
from z3c.form import interfaces |
|
15
|
|
|
from z3c.form.browser import widget |
|
16
|
|
|
from z3c.form.browser.textlines import TextLinesWidget |
|
17
|
|
|
from z3c.form.converter import TextLinesConverter |
|
18
|
|
|
from z3c.form.interfaces import IDataConverter |
|
19
|
|
|
from z3c.form.interfaces import IFieldWidget |
|
20
|
|
|
from z3c.form.widget import FieldWidget |
|
21
|
|
|
from zope.component import adapter |
|
22
|
|
|
from zope.interface import implementer |
|
23
|
|
|
|
|
24
|
|
|
DISPLAY_TEMPLATE = "<a href='${url}' _target='blank'>${title} ${uid}</a>" |
|
25
|
|
|
|
|
26
|
|
|
_marker = object |
|
27
|
|
|
|
|
28
|
|
|
|
|
29
|
|
|
@adapter(IUIDReferenceField, interfaces.IWidget) |
|
30
|
|
|
class UIDReferenceDataConverter(TextLinesConverter): |
|
31
|
|
|
"""Converts the raw field data for widget/field usage |
|
32
|
|
|
""" |
|
33
|
|
|
|
|
34
|
|
|
def toWidgetValue(self, value): |
|
35
|
|
|
"""Converts a list of UIDs for the display/hidden widget |
|
36
|
|
|
|
|
37
|
|
|
returns a list of UIDs when widget is in "display" mode |
|
38
|
|
|
returns a unicode string when widget is in "hidden" mode |
|
39
|
|
|
""" |
|
40
|
|
|
if self.widget.mode == "display": |
|
41
|
|
|
return value |
|
42
|
|
|
return super(UIDReferenceDataConverter, self).toWidgetValue(value) |
|
43
|
|
|
|
|
44
|
|
|
def toFieldValue(self, value): |
|
45
|
|
|
"""Converts a unicode string to a list of UIDs |
|
46
|
|
|
""" |
|
47
|
|
|
# remove any blank lines at the end |
|
48
|
|
|
value = value.rstrip("\r\n") |
|
49
|
|
|
return super(UIDReferenceDataConverter, self).toFieldValue(value) |
|
50
|
|
|
|
|
51
|
|
|
|
|
52
|
|
|
@implementer(IUIDReferenceWidget) |
|
53
|
|
|
class UIDReferenceWidget(TextLinesWidget): |
|
54
|
|
|
"""Senaite UID reference widget |
|
55
|
|
|
""" |
|
56
|
|
|
klass = u"senaite-uidreference-widget" |
|
57
|
|
|
|
|
58
|
|
|
def __init__(self, request, *args, **kw): |
|
59
|
|
|
super(UIDReferenceWidget, self).__init__(request) |
|
60
|
|
|
self.request = request |
|
61
|
|
|
|
|
62
|
|
|
def update(self): |
|
63
|
|
|
super(UIDReferenceWidget, self).update() |
|
64
|
|
|
widget.addFieldClass(self) |
|
65
|
|
|
|
|
66
|
|
|
def attr(self, name, default=None): |
|
67
|
|
|
"""Get the named attribute of the widget or the field |
|
68
|
|
|
""" |
|
69
|
|
|
value = getattr(self, name, _marker) |
|
70
|
|
|
if value is _marker: |
|
71
|
|
|
return default |
|
72
|
|
|
if isinstance(value, six.string_types): |
|
73
|
|
|
if base_hasattr(self.context, value): |
|
74
|
|
|
attr = getattr(self.context, value) |
|
75
|
|
|
if callable(attr): |
|
76
|
|
|
value = attr() |
|
77
|
|
|
else: |
|
78
|
|
|
value = attr |
|
79
|
|
|
return value |
|
80
|
|
|
|
|
81
|
|
|
def get_value(self): |
|
82
|
|
|
"""Extract the value from the request or get it from the field |
|
83
|
|
|
""" |
|
84
|
|
|
# get the processed value from the `update` method |
|
85
|
|
|
value = self.value |
|
86
|
|
|
# the value might come from the request, e.g. on object creation |
|
87
|
|
|
if isinstance(value, six.string_types): |
|
88
|
|
|
value = IDataConverter(self).toFieldValue(value) |
|
89
|
|
|
# we handle always lists in the templates |
|
90
|
|
|
if value is None: |
|
91
|
|
|
return [] |
|
92
|
|
|
if not isinstance(value, (list, tuple)): |
|
93
|
|
|
value = [value] |
|
94
|
|
|
# just to be sure (paranoid) |
|
95
|
|
|
return [uid for uid in value if api.is_uid(uid)] |
|
96
|
|
|
|
|
97
|
|
|
def get_api_url(self): |
|
98
|
|
|
portal = api.get_portal() |
|
99
|
|
|
portal_url = api.get_url(portal) |
|
100
|
|
|
api_url = "{}/@@API/senaite/v1".format(portal_url) |
|
101
|
|
|
return api_url |
|
102
|
|
|
|
|
103
|
|
|
def get_display_template(self): |
|
104
|
|
|
return self.attr("display_template", DISPLAY_TEMPLATE) |
|
105
|
|
|
|
|
106
|
|
|
def get_catalog(self): |
|
107
|
|
|
return self.attr("catalog", "portal_catalog") |
|
108
|
|
|
|
|
109
|
|
|
def get_query(self): |
|
110
|
|
|
return self.attr("query", {}) |
|
111
|
|
|
|
|
112
|
|
|
def get_columns(self): |
|
113
|
|
|
return self.attr("columns", []) |
|
114
|
|
|
|
|
115
|
|
|
def get_limit(self): |
|
116
|
|
|
return self.attr("limit", 25) |
|
117
|
|
|
|
|
118
|
|
|
def is_multi_valued(self): |
|
119
|
|
|
return getattr(self.field, "multi_valued", False) |
|
120
|
|
|
|
|
121
|
|
|
def get_input_widget_attributes(self): |
|
122
|
|
|
"""Return input widget attributes for the ReactJS component |
|
123
|
|
|
""" |
|
124
|
|
|
uids = self.get_value() |
|
125
|
|
|
attributes = { |
|
126
|
|
|
"data-id": self.id, |
|
127
|
|
|
"data-name": self.name, |
|
128
|
|
|
"data-uids": uids, |
|
129
|
|
|
"data-api_url": self.get_api_url(), |
|
130
|
|
|
"data-records": dict(zip(uids, map(self.get_obj_info, uids))), |
|
131
|
|
|
"data-query": self.get_query(), |
|
132
|
|
|
"data-catalog": self.get_catalog(), |
|
133
|
|
|
"data-columns": self.get_columns(), |
|
134
|
|
|
"data-display_template": self.get_display_template(), |
|
135
|
|
|
"data-limit": self.get_limit(), |
|
136
|
|
|
"data-multi_valued": self.is_multi_valued(), |
|
137
|
|
|
"data-disabled": self.disabled or False, |
|
138
|
|
|
"data-readonly": self.readonly or False, |
|
139
|
|
|
} |
|
140
|
|
|
|
|
141
|
|
|
# convert all attributes to JSON |
|
142
|
|
|
for key, value in attributes.items(): |
|
143
|
|
|
attributes[key] = json.dumps(value) |
|
144
|
|
|
|
|
145
|
|
|
return attributes |
|
146
|
|
|
|
|
147
|
|
|
def get_obj_info(self, uid): |
|
148
|
|
|
"""Returns a dictionary with the object info |
|
149
|
|
|
""" |
|
150
|
|
|
obj = api.get_object(uid) |
|
151
|
|
|
obj_info = IInfo(obj).to_dict() |
|
152
|
|
|
obj_info["uid"] = uid |
|
153
|
|
|
obj_info["url"] = api.get_url(obj) |
|
154
|
|
|
return obj_info |
|
155
|
|
|
|
|
156
|
|
|
def render_reference(self, uid): |
|
157
|
|
|
"""Returns a rendered HTML element for the reference |
|
158
|
|
|
""" |
|
159
|
|
|
template = string.Template(self.get_display_template()) |
|
160
|
|
|
obj_info = self.get_obj_info(uid) |
|
161
|
|
|
return template.safe_substitute(obj_info) |
|
162
|
|
|
|
|
163
|
|
|
|
|
164
|
|
|
@adapter(IUIDReferenceField, ISenaiteFormLayer) |
|
165
|
|
|
@implementer(IFieldWidget) |
|
166
|
|
|
def UIDReferenceWidgetFactory(field, request): |
|
167
|
|
|
"""Widget factory for UIDReferenceField |
|
168
|
|
|
""" |
|
169
|
|
|
return FieldWidget(field, UIDReferenceWidget(request)) |
|
170
|
|
|
|
senaite /
senaite.core
