bika.lims.adapters.widgetvisibility.BatchFieldVisibility.isVisible() - Code Metrics - Inspection of "Error when viewing a Sample w/o Batch as client co..." - senaite/senaite.core - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 28ef25...3c757d )

by Ramon

created 2020-01-28 08:00 UTC

BatchFieldVisibility.isVisible() B

↳ Parent: bika.lims.adapters.widgetvisibility

Complexity

Conditions

Size

Total Lines	15
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
eloc	10
dl	0
loc	15
rs	8.6666
c	0
b	0
f	0
cc	6
nop	4

# -*- coding: utf-8 -*-
#
# This file is part of SENAITE.CORE.
#
# SENAITE.CORE is free software: you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free Software
# Foundation, version 2.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc., 51
# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Copyright 2018-2019 by it's authors.
# Some rights reserved, see README and LICENSE.

from bika.lims import api
from bika.lims.interfaces import IATWidgetVisibility
from bika.lims.interfaces import IAnalysisRequestSecondary
from bika.lims.interfaces import IBatch
from bika.lims.interfaces import IClient
from bika.lims.utils import getHiddenAttributesForClass
from zope.interface import implements

_marker = []


class SenaiteATWidgetVisibility(object):
    implements(IATWidgetVisibility)

    def __init__(self, context, sort=1000, field_names=None):
        self.context = context
        self.sort = sort
        self.field_names = field_names or list()

    def __call__(self, context, mode, field, default):
        state = default if default else "visible"
        if not field or field.getName() not in self.field_names:
            return state
        return self.isVisible(field, mode, default)

    def isVisible(self, field, mode="view", default="visible"):
        """Returns if the field is visible in a given mode

        Possible returned values are:
        - hidden: Field rendered as a hidden input field
        - invisible: Field not rendered at all
        - visible: Field rendered as a label or editable field depending on the
            mode. E.g. if mode is "edit" and the value returned is "visible",
            the field will be rendered as an input. If the mode is "view", the
            field will be rendered as a span.
        """
        raise NotImplementedError("Must be implemented by subclass")


class ClientFieldVisibility(SenaiteATWidgetVisibility):
    """The Client field is editable by default in ar_add.  This adapter
    will force the Client field to be hidden when it should not be set
    by the user.
    """
    def __init__(self, context):
        super(ClientFieldVisibility, self).__init__(
            context=context, sort=10, field_names=["Client"])

    def isVisible(self, field, mode="view", default="visible"):
        if mode == "add":
            parent = self.context.aq_parent
            if IClient.providedBy(parent):
                # Note we return "hidden" here instead of "invisible": we want
                # the field to be auto-filled and processed on submit
                return "hidden"
            if IBatch.providedBy(parent) and parent.getClient():
                # The Batch has a Client assigned already!
                # Note we can have Batches without a client assigned
                return "hidden"
        elif mode == "edit":
            # This is already managed by wf permission, but is **never** a good
            # idea to allow the user to change the Client from an AR (basically
            # because otherwise, we'd need to move the object from one client
            # folder to another!).
            return "invisible"
        return default


class BatchFieldVisibility(SenaiteATWidgetVisibility):
    """This will force the 'Batch' field to 'hidden' in ar_add when the parent
    context is a Batch and in Analysis Request view when current user is a
    client and the assigned batch does not have a client assigned.
    """
    def __init__(self, context):
        super(BatchFieldVisibility, self).__init__(
            context=context, sort=10, field_names=["Batch"])

    def isVisible(self, field, mode="view", default="visible"):
        if IBatch.providedBy(self.context.aq_parent):
            return "hidden"

        if mode == "edit":
            client = api.get_current_client()
            if client:
                # If current user is a client contact and the batch this Sample
                # is assigned to does not have a client assigned (e.g., the
                # batch was assigned by lab personnel), hide this field
                batch = self.context.getBatch()
                if batch and batch.getClient() != client:
                    return "invisible"

        return default


class PreservationFieldsVisibility(SenaiteATWidgetVisibility):
    """Display/Hide fields related with Preservation Workflow
    """
    def __init__(self, context):
        super(PreservationFieldsVisibility, self).__init__(
            context=context, sort=10,
            field_names=["DatePreserved", "Preserver"])

    def isVisible(self, field, mode="view", default="visible"):
        if not self.context.bika_setup.getSamplePreservationEnabled():
            return "invisible"
        return default


class ScheduledSamplingFieldsVisibility(SenaiteATWidgetVisibility):
    """Display/Hide fields related with ScheduledSampling Workflow
    """
    def __init__(self, context):
        super(ScheduledSamplingFieldsVisibility, self).__init__(
            context=context, sort=10,
            field_names=["ScheduledSamplingSampler", "SamplingRound"])

    def isVisible(self, field, mode="view", default="visible"):
        if not self.context.bika_setup.getScheduleSamplingEnabled():
            return "invisible"
        return default


class SamplingFieldsVisibility(SenaiteATWidgetVisibility):
    """
    This will handle Handling 'DateSampled' and 'SamplingDate' fields'
    visibilities based on Sampling Workflow (SWF)status. We must check the
    attribute saved on the sample, not the bika_setup value though. See the
    internal comments how it enables/disables WidgetVisibility depending on SWF.
    """
    def __init__(self, context):
        super(SamplingFieldsVisibility, self).__init__(
            context=context, sort=10,
            field_names=["Sampler", "DateSampled", "SamplingDate"])

    def isVisible(self, field, mode="view", default="visible"):
        # If object has been already created, get SWF statues from it.
        swf_enabled = False
        if hasattr(self.context, 'getSamplingWorkflowEnabled') and \
                self.context.getSamplingWorkflowEnabled() is not '':
            swf_enabled = self.context.getSamplingWorkflowEnabled()
        else:
            swf_enabled = self.context.bika_setup.getSamplingWorkflowEnabled()

        if mode == "add":
            if field.getName() == "DateSampled":
                field.required = not swf_enabled
                return swf_enabled and "invisible" or "edit"
            elif field.getName() == "SamplingDate":
                field.required = swf_enabled
                return swf_enabled and "edit" or "invisible"
            elif field.getName() == "Sampler":
                return swf_enabled and "edit" or "invisible"

        elif not swf_enabled:
            if field.getName() != "DateSampled":
                return "invisible"

        return default


class RegistryHiddenFieldsVisibility(SenaiteATWidgetVisibility):
    """Do not display fields declared in bika.lims.hiddenattributes registry key
    """
    def __init__(self, context):
        field_names = getHiddenAttributesForClass(context.portal_type)
        super(RegistryHiddenFieldsVisibility, self).__init__(
            context=context, sort=float("inf"), field_names=[field_names, ])

    def isVisible(self, field, mode="view", default="visible"):
        return "invisible"


class AccountancyFieldsVisibility(SenaiteATWidgetVisibility):
    """Display/Hide fields related with Accountancy (Discount, prices, invoice)
    """
    def __init__(self, context):
        super(AccountancyFieldsVisibility, self).__init__(
            context=context, sort=3,
            field_names=["BulkDiscount", "MemberDiscountApplies",
                         "InvoiceExclude", "MemberDiscount"])

    def isVisible(self, field, mode="view", default="visible"):
        if not self.context.bika_setup.getShowPrices():
            return "invisible"
        return default


class DateReceivedFieldVisibility(SenaiteATWidgetVisibility):
    """DateReceived is editable in sample context, only if all related analyses
    are not yet submitted and if not a secondary sample.
    """
    def __init__(self, context):
        super(DateReceivedFieldVisibility, self).__init__(
            context=context, sort=3, field_names=["DateReceived"])

    def isVisible(self, field, mode="view", default="visible"):
        """Returns whether the field is visible in a given mode
        """
        if mode != "edit":
            return default

        # If this is a Secondary Analysis Request, this field is not editable
        if IAnalysisRequestSecondary.providedBy(self.context):
            return "invisible"

        return self.context.isOpen() and "visible" or "invisible"


class SecondaryDateSampledFieldVisibility(SenaiteATWidgetVisibility):
    """DateSampled is editable in sample unless secondary sample
    """
    def __init__(self, context):
        super(SecondaryDateSampledFieldVisibility, self).__init__(
            context=context, sort=20, field_names=["DateSampled"])

    def isVisible(self, field, mode="view", default="visible"):
        """Returns whether the field is visible in a given mode
        """
        if mode != "edit":
            return default

        # If this is a Secondary Analysis Request, this field is not editable
        if IAnalysisRequestSecondary.providedBy(self.context):
            return "invisible"

        # Delegate to SamplingFieldsVisibility adapter
        return SamplingFieldsVisibility(self.context).isVisible(
            field, mode=mode, default=default)


class PrimaryAnalysisRequestFieldVisibility(SenaiteATWidgetVisibility):
    """PrimarySample field is not visible unless the current Sample is a
    Secondary Sample. And even in such case, the field cannot be edited
    """
    def __init__(self, context):
        super(PrimaryAnalysisRequestFieldVisibility, self).__init__(
            context=context, sort=3, field_names=["PrimaryAnalysisRequest"])

    def isVisible(self, field, mode="view", default="visible"):
        """Returns whether the field is visible in a given mode
        """
        if mode == "add":
            return default

        if not IAnalysisRequestSecondary.providedBy(self.context):
            # If not a secondary Analysis Request, don't render the field
            return "hidden"

        # No mather if the mode is edit or view, display it always as readonly
        if mode == "edit":
            return "invisible"

        return default


class BatchClientFieldVisibility(SenaiteATWidgetVisibility):
    """Client field in a Batch in only editable while it is being created or
    when the Batch does not contain any sample
    """
    def __init__(self, context):
        super(BatchClientFieldVisibility, self).__init__(
            context=context, sort=3, field_names=["Client"])

    def isVisible(self, field, mode="view", default="visible"):
        """Returns whether the field is visible in a given state
        """
        if self.context.getClient():
            # This batch has a client assigned already and this cannot be
            # changed to prevent inconsistencies (client contacts can access
            # to batches that belong to their same client)
            return "invisible"

        if mode == "edit":
            # This batch does not have a client assigned, but allow the client
            # field to be editable only if does not contain any sample
            if self.context.getAnalysisRequestsBrains():
                return "invisible"

        return default


class InternalUseFieldVisibility(SenaiteATWidgetVisibility):
    """InternalUse field must only be visible to lab personnel
    """
    def __init__(self, context):
        super(InternalUseFieldVisibility, self).__init__(
            context=context, sort=3, field_names=["InternalUse"])

    def isVisible(self, field, mode="view", default="visible"):
        """Returns whether the field is visible in a given mode
        """
        return api.get_current_client() and "invisible" or default


1			# -- coding: utf-8 --
2			#
3			# This file is part of SENAITE.CORE.
4			#
5			# SENAITE.CORE is free software: you can redistribute it and/or modify it under
6			# the terms of the GNU General Public License as published by the Free Software
7			# Foundation, version 2.
8			#
9			# This program is distributed in the hope that it will be useful, but WITHOUT
10			# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11			# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
12			# details.
13			#
14			# You should have received a copy of the GNU General Public License along with
15			# this program; if not, write to the Free Software Foundation, Inc., 51
16			# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17			#
18			# Copyright 2018-2019 by it's authors.
19			# Some rights reserved, see README and LICENSE.
20
21			from bika.lims import api
22			from bika.lims.interfaces import IATWidgetVisibility
23			from bika.lims.interfaces import IAnalysisRequestSecondary
24			from bika.lims.interfaces import IBatch
25			from bika.lims.interfaces import IClient
26			from bika.lims.utils import getHiddenAttributesForClass
27			from zope.interface import implements
28
29			_marker = []
30
31
32			class SenaiteATWidgetVisibility(object):
33			implements(IATWidgetVisibility)
34
35			def __init__(self, context, sort=1000, field_names=None):
36			self.context = context
37			self.sort = sort
38			self.field_names = field_names or list()
39
40			def __call__(self, context, mode, field, default):
41			state = default if default else "visible"
42			if not field or field.getName() not in self.field_names:
43			return state
44			return self.isVisible(field, mode, default)
45
46			def isVisible(self, field, mode="view", default="visible"):
47			"""Returns if the field is visible in a given mode
48
49			Possible returned values are:
50			- hidden: Field rendered as a hidden input field
51			- invisible: Field not rendered at all
52			- visible: Field rendered as a label or editable field depending on the
53			mode. E.g. if mode is "edit" and the value returned is "visible",
54			the field will be rendered as an input. If the mode is "view", the
55			field will be rendered as a span.
56			"""
57			raise NotImplementedError("Must be implemented by subclass")
58
59
60			class ClientFieldVisibility(SenaiteATWidgetVisibility):
61			"""The Client field is editable by default in ar_add. This adapter
62			will force the Client field to be hidden when it should not be set
63			by the user.
64			"""
65			def __init__(self, context):
66			super(ClientFieldVisibility, self).__init__(
67			context=context, sort=10, field_names=["Client"])
68
69			def isVisible(self, field, mode="view", default="visible"):
70			if mode == "add":
71			parent = self.context.aq_parent
72			if IClient.providedBy(parent):
73			# Note we return "hidden" here instead of "invisible": we want
74			# the field to be auto-filled and processed on submit
75			return "hidden"
76			if IBatch.providedBy(parent) and parent.getClient():
77			# The Batch has a Client assigned already!
78			# Note we can have Batches without a client assigned
79			return "hidden"
80			elif mode == "edit":
81			# This is already managed by wf permission, but is never a good
82			# idea to allow the user to change the Client from an AR (basically
83			# because otherwise, we'd need to move the object from one client
84			# folder to another!).
85			return "invisible"
86			return default
87
88
89			class BatchFieldVisibility(SenaiteATWidgetVisibility):
90			"""This will force the 'Batch' field to 'hidden' in ar_add when the parent
91			context is a Batch and in Analysis Request view when current user is a
92			client and the assigned batch does not have a client assigned.
93			"""
94			def __init__(self, context):
95			super(BatchFieldVisibility, self).__init__(
96			context=context, sort=10, field_names=["Batch"])
97
98			def isVisible(self, field, mode="view", default="visible"):
99			if IBatch.providedBy(self.context.aq_parent):
100			return "hidden"
101
102			if mode == "edit":
103			client = api.get_current_client()
104			if client:
105			# If current user is a client contact and the batch this Sample
106			# is assigned to does not have a client assigned (e.g., the
107			# batch was assigned by lab personnel), hide this field
108			batch = self.context.getBatch()
109			if batch and batch.getClient() != client:
110			return "invisible"
111
112			return default
113
114
115			class PreservationFieldsVisibility(SenaiteATWidgetVisibility):
116			"""Display/Hide fields related with Preservation Workflow
117			"""
118			def __init__(self, context):
119			super(PreservationFieldsVisibility, self).__init__(
120			context=context, sort=10,
121			field_names=["DatePreserved", "Preserver"])
122
123			def isVisible(self, field, mode="view", default="visible"):
124			if not self.context.bika_setup.getSamplePreservationEnabled():
125			return "invisible"
126			return default
127
128
129			class ScheduledSamplingFieldsVisibility(SenaiteATWidgetVisibility):
130			"""Display/Hide fields related with ScheduledSampling Workflow
131			"""
132			def __init__(self, context):
133			super(ScheduledSamplingFieldsVisibility, self).__init__(
134			context=context, sort=10,
135			field_names=["ScheduledSamplingSampler", "SamplingRound"])
136
137			def isVisible(self, field, mode="view", default="visible"):
138			if not self.context.bika_setup.getScheduleSamplingEnabled():
139			return "invisible"
140			return default
141
142
143			class SamplingFieldsVisibility(SenaiteATWidgetVisibility):
144			"""
145			This will handle Handling 'DateSampled' and 'SamplingDate' fields'
146			visibilities based on Sampling Workflow (SWF)status. We must check the
147			attribute saved on the sample, not the bika_setup value though. See the
148			internal comments how it enables/disables WidgetVisibility depending on SWF.
149			"""
150			def __init__(self, context):
151			super(SamplingFieldsVisibility, self).__init__(
152			context=context, sort=10,
153			field_names=["Sampler", "DateSampled", "SamplingDate"])
154
155			def isVisible(self, field, mode="view", default="visible"):
156			# If object has been already created, get SWF statues from it.
157			swf_enabled = False
158			if hasattr(self.context, 'getSamplingWorkflowEnabled') and \
159			self.context.getSamplingWorkflowEnabled() is not '':
160			swf_enabled = self.context.getSamplingWorkflowEnabled()
161			else:
162			swf_enabled = self.context.bika_setup.getSamplingWorkflowEnabled()
163
164			if mode == "add":
165			if field.getName() == "DateSampled":
166			field.required = not swf_enabled
167			return swf_enabled and "invisible" or "edit"
168			elif field.getName() == "SamplingDate":
169			field.required = swf_enabled
170			return swf_enabled and "edit" or "invisible"
171			elif field.getName() == "Sampler":
172			return swf_enabled and "edit" or "invisible"
173
174			elif not swf_enabled:
175			if field.getName() != "DateSampled":
176			return "invisible"
177
178			return default
179
180
181			class RegistryHiddenFieldsVisibility(SenaiteATWidgetVisibility):
182			"""Do not display fields declared in bika.lims.hiddenattributes registry key
183			"""
184			def __init__(self, context):
185			field_names = getHiddenAttributesForClass(context.portal_type)
186			super(RegistryHiddenFieldsVisibility, self).__init__(
187			context=context, sort=float("inf"), field_names=[field_names, ])
188
189			def isVisible(self, field, mode="view", default="visible"):
190			return "invisible"
191
192
193			class AccountancyFieldsVisibility(SenaiteATWidgetVisibility):
194			"""Display/Hide fields related with Accountancy (Discount, prices, invoice)
195			"""
196			def __init__(self, context):
197			super(AccountancyFieldsVisibility, self).__init__(
198			context=context, sort=3,
199			field_names=["BulkDiscount", "MemberDiscountApplies",
200			"InvoiceExclude", "MemberDiscount"])
201
202			def isVisible(self, field, mode="view", default="visible"):
203			if not self.context.bika_setup.getShowPrices():
204			return "invisible"
205			return default
206
207
208			class DateReceivedFieldVisibility(SenaiteATWidgetVisibility):
209			"""DateReceived is editable in sample context, only if all related analyses
210			are not yet submitted and if not a secondary sample.
211			"""
212			def __init__(self, context):
213			super(DateReceivedFieldVisibility, self).__init__(
214			context=context, sort=3, field_names=["DateReceived"])
215
216			def isVisible(self, field, mode="view", default="visible"):
217			"""Returns whether the field is visible in a given mode
218			"""
219			if mode != "edit":
220			return default
221
222			# If this is a Secondary Analysis Request, this field is not editable
223			if IAnalysisRequestSecondary.providedBy(self.context):
224			return "invisible"
225
226			return self.context.isOpen() and "visible" or "invisible"
227
228
229			class SecondaryDateSampledFieldVisibility(SenaiteATWidgetVisibility):
230			"""DateSampled is editable in sample unless secondary sample
231			"""
232			def __init__(self, context):
233			super(SecondaryDateSampledFieldVisibility, self).__init__(
234			context=context, sort=20, field_names=["DateSampled"])
235
236			def isVisible(self, field, mode="view", default="visible"):
237			"""Returns whether the field is visible in a given mode
238			"""
239			if mode != "edit":
240			return default
241
242			# If this is a Secondary Analysis Request, this field is not editable
243			if IAnalysisRequestSecondary.providedBy(self.context):
244			return "invisible"
245
246			# Delegate to SamplingFieldsVisibility adapter
247			return SamplingFieldsVisibility(self.context).isVisible(
248			field, mode=mode, default=default)
249
250
251			class PrimaryAnalysisRequestFieldVisibility(SenaiteATWidgetVisibility):
252			"""PrimarySample field is not visible unless the current Sample is a
253			Secondary Sample. And even in such case, the field cannot be edited
254			"""
255			def __init__(self, context):
256			super(PrimaryAnalysisRequestFieldVisibility, self).__init__(
257			context=context, sort=3, field_names=["PrimaryAnalysisRequest"])
258
259			def isVisible(self, field, mode="view", default="visible"):
260			"""Returns whether the field is visible in a given mode
261			"""
262			if mode == "add":
263			return default
264
265			if not IAnalysisRequestSecondary.providedBy(self.context):
266			# If not a secondary Analysis Request, don't render the field
267			return "hidden"
268
269			# No mather if the mode is edit or view, display it always as readonly
270			if mode == "edit":
271			return "invisible"
272
273			return default
274
275
276			class BatchClientFieldVisibility(SenaiteATWidgetVisibility):
277			"""Client field in a Batch in only editable while it is being created or
278			when the Batch does not contain any sample
279			"""
280			def __init__(self, context):
281			super(BatchClientFieldVisibility, self).__init__(
282			context=context, sort=3, field_names=["Client"])
283
284			def isVisible(self, field, mode="view", default="visible"):
285			"""Returns whether the field is visible in a given state
286			"""
287			if self.context.getClient():
288			# This batch has a client assigned already and this cannot be
289			# changed to prevent inconsistencies (client contacts can access
290			# to batches that belong to their same client)
291			return "invisible"
292
293			if mode == "edit":
294			# This batch does not have a client assigned, but allow the client
295			# field to be editable only if does not contain any sample
296			if self.context.getAnalysisRequestsBrains():
297			return "invisible"
298
299			return default
300
301
302			class InternalUseFieldVisibility(SenaiteATWidgetVisibility):
303			"""InternalUse field must only be visible to lab personnel
304			"""
305			def __init__(self, context):
306			super(InternalUseFieldVisibility, self).__init__(
307			context=context, sort=3, field_names=["InternalUse"])
308
309			def isVisible(self, field, mode="view", default="visible"):
310			"""Returns whether the field is visible in a given mode
311			"""
312			return api.get_current_client() and "invisible" or default
313

senaite / senaite.core

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BatchFieldVisibility.isVisible() B

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