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# -*- coding: utf-8 -*- |
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# |
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# This file is part of SENAITE.CORE. |
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# |
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# SENAITE.CORE is free software: you can redistribute it and/or modify it under |
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# the terms of the GNU General Public License as published by the Free Software |
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# Foundation, version 2. |
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# |
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# This program is distributed in the hope that it will be useful, but WITHOUT |
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more |
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# details. |
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# |
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# You should have received a copy of the GNU General Public License along with |
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# this program; if not, write to the Free Software Foundation, Inc., 51 |
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# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
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# |
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# Copyright 2018-2019 by it's authors. |
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# Some rights reserved, see README and LICENSE. |
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from bika.lims import api |
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from bika.lims.interfaces import ISubmitted, IVerified |
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from bika.lims.workflow import isTransitionAllowed |
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def guard_submit(obj): |
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"""Returns if 'submit' transition can be applied to the worksheet passed in. |
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By default, the target state for the 'submit' transition for a worksheet is |
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'to_be_verified', so this guard returns true if all the analyses assigned |
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to the worksheet have already been submitted. Those analyses that are in a |
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non-valid state (cancelled, inactive) are dismissed in the evaluation, but |
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at least one analysis must be in an active state (and submitted) for this |
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guard to return True. Otherwise, always returns False. |
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Note this guard depends entirely on the current status of the children. |
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""" |
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analyses = obj.getAnalyses() |
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if not analyses: |
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# An empty worksheet cannot be submitted |
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return False |
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can_submit = False |
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for analysis in obj.getAnalyses(): |
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# Dismiss analyses that are not active |
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if not api.is_active(analysis): |
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continue |
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# Dismiss analyses that have been rejected or retracted |
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if api.get_workflow_status_of(analysis) in ["rejected", "retracted"]: |
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continue |
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# Worksheet cannot be submitted if there is one analysis not submitted |
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can_submit = ISubmitted.providedBy(analysis) |
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if not can_submit: |
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# No need to look further |
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return False |
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# This prevents the submission of the worksheet if all its analyses are in |
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# a detached status (rejected, retracted or cancelled) |
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return can_submit |
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def guard_retract(worksheet): |
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"""Return whether the transition retract can be performed or not to the |
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worksheet passed in. Since the retract transition from worksheet is a |
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shortcut to retract transitions from all analyses the worksheet contains, |
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this guard only returns True if retract transition is allowed for all |
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analyses the worksheet contains |
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""" |
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analyses = worksheet.getAnalyses() |
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detached = ['rejected', 'retracted'] |
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num_detached = 0 |
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for analysis in analyses: |
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if api.get_workflow_status_of(analysis) in detached: |
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num_detached += 1 |
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elif not isTransitionAllowed(analysis, "retract"): |
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return False |
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return analyses and num_detached < len(analyses) or False |
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def guard_verify(obj): |
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"""Returns True if 'verify' transition can be applied to the Worksheet |
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passed in. This is, returns true if all the analyses assigned |
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have already been verified. Those analyses that are in an inactive state |
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(cancelled, inactive) are dismissed, but at least one analysis must be in |
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an active state (and verified), otherwise always return False. |
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Note this guard depends entirely on the current status of the children |
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:returns: true or false |
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""" |
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analyses = obj.getAnalyses() |
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if not analyses: |
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# An empty worksheet cannot be verified |
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return False |
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can_verify = False |
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for analysis in obj.getAnalyses(): |
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# Dismiss analyses that are not active |
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if not api.is_active(analysis): |
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continue |
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# Dismiss analyses that have been rejected or retracted |
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if api.get_workflow_status_of(analysis) in ["rejected", "retracted"]: |
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continue |
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# Worksheet cannot be verified if there is one analysis not verified |
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can_verify = IVerified.providedBy(analysis) |
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if not can_verify: |
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# No need to look further |
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return False |
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# This prevents the verification of the worksheet if all its analyses are in |
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# a detached status (rejected, retracted or cancelled) |
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return can_verify |
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def guard_rollback_to_open(worksheet): |
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"""Return whether 'rollback_to_receive' transition can be performed or not |
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""" |
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for analysis in worksheet.getAnalyses(): |
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if api.get_review_status(analysis) in ["assigned"]: |
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return True |
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return False |
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def guard_remove(worksheet): |
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"""Return whether the workflow can be removed. Returns true if the worksheet |
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does not contain any analysis |
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""" |
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if worksheet.getAnalyses(): |
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return False |
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return True |
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senaite /
senaite.core
