16248976557

Committed 21 Oct 2024 07:16AM UTC coverage: 82.759%. Remained the same

Build # 16248976557

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github

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icemac

Commit Message

Back to development: 2.2

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126 of 180 branches covered (70.0%)

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786 of 922 relevant lines covered (85.25%)

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/src/zc/form/browser/unionwidget.py

##############################################################################
#
# Copyright (c) 2003-2004 Zope Foundation and Contributors.
# All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.
#
##############################################################################
"""Union widget"""

from zope import component
from zope.browserpage import ViewPageTemplateFile
from zope.formlib import namedtemplate
from zope.formlib.interfaces import IInputWidget
from zope.formlib.interfaces import WidgetInputError

import zc.form.interfaces
from zc.form.i18n import _

from .widgetapi import BaseWidget


class CompositeOptionWidget(BaseWidget):

    def __call__(self):
        return None


class NotChosenWidget:
    error = name = None
    required = False

    def __init__(self, label, hint):
        self.label = label
        self.hint = hint

    def __call__(self):
        return None


class UnionWidget(BaseWidget):

    _field_index = None

    no_value_label = _('union_field_label-no_value', "Not specified")
    no_value_hint = _('union_field_hint-no_value', '')

    def loadValueFromRequest(self):
        field = self.context
        missing_value = field.missing_value
        value = self.request.form.get(self.name)
        try:
            value = int(value)
        except (TypeError, ValueError):
            value = missing_value
        else:
            if value >= len(field.fields):
                value = missing_value
            else:
                self._field_index = value
                # value should be an int index of the active field
                active = field.fields[value].bind(self.context)
                if zc.form.interfaces.IOptionField.providedBy(active):
                    return active.getValue()
                widget = component.getMultiAdapter(
                    (active, self.request), IInputWidget)
                widget.required = widget.context.required = self.required
                widget.setPrefix(self.name)
                try:
                    return widget.getInputValue()
                except WidgetInputError as e:
                    # recast with our name and title
                    self._error = WidgetInputError(
                        self.context.__name__,
                        self.label,
                        e.errors)
        return missing_value

    template = namedtemplate.NamedTemplate('default')

    def render(self, value):
        # choices = ({selected, identifier, widget},)
        # widget may be None, name may be None.
        field = self.context
        missing_value = field.missing_value
        choices = []
        field_index = self._field_index
        if field_index is not None:
            chosen_field = field.fields[self._field_index]
        elif value is not missing_value:
            chosen_field = field.validField(value)
        else:
            chosen_field = None
        for ix, inner_field in enumerate(field.fields):
            selected = inner_field is chosen_field
            inner = inner_field.bind(field.context)
            identifier = "%s-%02d" % (self.name, ix)
            if zc.form.interfaces.IOptionField.providedBy(inner):
                widget = CompositeOptionWidget(inner, self.request)
            else:
                widget = component.getMultiAdapter(
                    (inner, self.request), IInputWidget)
                if selected:
                    widget.setRenderedValue(value)
                elif self._renderedValueSet():
                    if field.use_default_for_not_selected:
                        widget.setRenderedValue(inner.default)
                    else:
                        widget.setRenderedValue(inner.missing_value)
            widget.setPrefix(self.name)
            choices.append(
                {'selected': selected, 'identifier': identifier,
                 'widget': widget, 'value': str(ix)})
        if not field.required:
            ix += 1
            selected = chosen_field is None
            identifier = "%s-%02d" % (self.name, ix)
            widget = NotChosenWidget(self.no_value_label, self.no_value_hint)
            choices.append(
                {'selected': selected, 'identifier': identifier,
                 'widget': widget, 'value': str(ix)})
        return self.template(choices=choices)


default_template = namedtemplate.NamedTemplateImplementation(
    ViewPageTemplateFile('unionwidget.pt'), UnionWidget)

1	##############################################################################
2	#
3	# Copyright (c) 2003-2004 Zope Foundation and Contributors.
4	# All Rights Reserved.
5	#
6	# This software is subject to the provisions of the Zope Public License,
7	# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution.
8	# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
9	# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
10	# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
11	# FOR A PARTICULAR PURPOSE.
12	#
13	##############################################################################
14	"""Union widget"""
15
16	from zope import component	1✔
17	from zope.browserpage import ViewPageTemplateFile	1✔
18	from zope.formlib import namedtemplate	1✔
19	from zope.formlib.interfaces import IInputWidget	1✔
20	from zope.formlib.interfaces import WidgetInputError	1✔
21
22	import zc.form.interfaces	1✔
23	from zc.form.i18n import _	1✔
24
25	from .widgetapi import BaseWidget	1✔
26
27
28	class CompositeOptionWidget(BaseWidget):	1✔
29
30	def __call__(self):	1✔
31	return None	1✔
32
33
34	class NotChosenWidget:	1✔
35	error = name = None	1✔
36	required = False	1✔
37
38	def __init__(self, label, hint):	1✔
39	self.label = label	1✔
40	self.hint = hint	1✔
41
42	def __call__(self):	1✔
43	return None	1✔
44
45
46	class UnionWidget(BaseWidget):	1✔
47
48	_field_index = None	1✔
49
50	no_value_label = _('union_field_label-no_value', "Not specified")	1✔
51	no_value_hint = _('union_field_hint-no_value', '')	1✔
52
53	def loadValueFromRequest(self):	1✔
54	field = self.context	1✔
55	missing_value = field.missing_value	1✔
56	value = self.request.form.get(self.name)	1✔
57	try:	1✔
58	value = int(value)	1✔
59	except (TypeError, ValueError):	×
60	value = missing_value	×
61	else:
62	if value >= len(field.fields):	1!
63	value = missing_value	×
64	else:
65	self._field_index = value	1✔
66	# value should be an int index of the active field
67	active = field.fields[value].bind(self.context)	1✔
68	if zc.form.interfaces.IOptionField.providedBy(active):	1!
69	return active.getValue()	×
70	widget = component.getMultiAdapter(	1✔
71	(active, self.request), IInputWidget)
72	widget.required = widget.context.required = self.required	1✔
73	widget.setPrefix(self.name)	1✔
74	try:	1✔
75	return widget.getInputValue()	1✔
76	except WidgetInputError as e:	×
77	# recast with our name and title
78	self._error = WidgetInputError(	×
79	self.context.__name__,
80	self.label,
81	e.errors)
82	return missing_value	×
83
84	template = namedtemplate.NamedTemplate('default')	1✔
85
86	def render(self, value):	1✔
87	# choices = ({selected, identifier, widget},)
88	# widget may be None, name may be None.
89	field = self.context	1✔
90	missing_value = field.missing_value	1✔
91	choices = []	1✔
92	field_index = self._field_index	1✔
93	if field_index is not None:	1!
94	chosen_field = field.fields[self._field_index]	×
95	elif value is not missing_value:	1✔
96	chosen_field = field.validField(value)	1✔
97	else:
98	chosen_field = None	1✔
99	for ix, inner_field in enumerate(field.fields):	1✔
100	selected = inner_field is chosen_field	1✔
101	inner = inner_field.bind(field.context)	1✔
102	identifier = "%s-%02d" % (self.name, ix)	1✔
103	if zc.form.interfaces.IOptionField.providedBy(inner):	1✔
104	widget = CompositeOptionWidget(inner, self.request)	1✔
105	else:
106	widget = component.getMultiAdapter(	1✔
107	(inner, self.request), IInputWidget)
108	if selected:	1!
109	widget.setRenderedValue(value)	×
110	elif self._renderedValueSet():	1!
111	if field.use_default_for_not_selected:	1✔
112	widget.setRenderedValue(inner.default)	1✔
113	else:
114	widget.setRenderedValue(inner.missing_value)	1✔
115	widget.setPrefix(self.name)	1✔
116	choices.append(	1✔
117	{'selected': selected, 'identifier': identifier,
118	'widget': widget, 'value': str(ix)})
119	if not field.required:	1✔
120	ix += 1	1✔
121	selected = chosen_field is None	1✔
122	identifier = "%s-%02d" % (self.name, ix)	1✔
123	widget = NotChosenWidget(self.no_value_label, self.no_value_hint)	1✔
124	choices.append(	1✔
125	{'selected': selected, 'identifier': identifier,
126	'widget': widget, 'value': str(ix)})
127	return self.template(choices=choices)	1✔
128
129
130	default_template = namedtemplate.NamedTemplateImplementation(	1✔
131	ViewPageTemplateFile('unionwidget.pt'), UnionWidget)

zopefoundation / zc.form / 16248976557

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