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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 2018-2024 by it's authors. |
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# Some rights reserved, see README and LICENSE. |
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import re |
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from bika.lims import api |
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from senaite.core.browser.form.adapters import EditFormAdapterBase |
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from senaite.core.catalog import SETUP_CATALOG |
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from senaite.core.interfaces import ISampleTemplate |
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RX1 = r"\d+\.(widgets)\.(part_id$)" |
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RX2 = r"\.(widgets)\.(part_id$)" |
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class EditForm(EditFormAdapterBase): |
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"""Edit form adapter for DX Sample Template |
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""" |
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def __init__(self, context, request): |
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super(EditForm, self).__init__(context, request) |
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def initialized(self, data): |
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# register callbacks |
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self.add_callback("body", |
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"datagrid:row_added", |
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"on_partition_added") |
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self.add_callback("body", |
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"datagrid:row_removed", |
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"on_partition_removed") |
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# handle additional rendered row on edit view |
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if self.get_current_partition_count(data) > 1: |
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self.on_partition_added(data) |
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return self.data |
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def modified(self, data): |
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return self.data |
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def added(self, data): |
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# We need to update the partition selectors when rows get rendered, |
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# e.g. in categories. |
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self.update_partition_selectors(data) |
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return self.data |
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def callback(self, data): |
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name = data.get("name") |
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if not name: |
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return |
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method = getattr(self, name, None) |
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if not callable(method): |
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return |
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return method(data) |
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def update_partition_selectors(self, data): |
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"""Update all service partition selectors with the current settings |
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""" |
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# Prepare the options list |
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options = [{"title": "", "value": ""}] |
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options.extend( |
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map(lambda o: dict(title=o, value=o), |
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self.get_current_partition_ids(data, only_numbered=True))) |
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# get the current selected service settings of the template (includes |
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# partition/hidden settings) |
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services = self.get_current_service_settings() |
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# iterate over all service UIDs to fill the partition selectors with |
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# the current (unsaved) partition scheme |
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for uid in self.get_all_service_uids(): |
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# field name used in the listing widget for the partition select |
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fieldname = "Partition.{}:records".format(uid) |
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# current selected service settings |
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selected = services.get(uid) |
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# check if we have a partition assigned to this service |
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part_id = None |
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if selected: |
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part_id = selected.get("part_id") |
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# update the partition select box with the current settings |
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self.add_update_field(fieldname, { |
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"selected": [part_id] if part_id else [], |
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"options": options}) |
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def get_current_service_settings(self): |
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"""Get the current service settings |
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""" |
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# We are probably on the ++add++ form and have no proper context |
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if not ISampleTemplate.providedBy(self.context): |
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return {} |
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# Get the current service settings of the template |
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services = {} |
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for service in self.context.getRawServices(): |
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uid = service.get("uid") |
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services[uid] = service |
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return services |
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def get_all_service_uids(self): |
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"""Return the UIDs of all services |
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""" |
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query = { |
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"portal_type": "AnalysisService", |
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"is_active": True, |
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"sort_on": "sortable_title", |
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"sort_order": "ascending", |
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} |
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results = api.search(query, SETUP_CATALOG) |
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return list(map(api.get_uid, results)) |
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def get_current_partition_ids(self, data, only_numbered=False): |
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"""Get the current unique partition IDs from the request |
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:returns: list of unique parition IDs |
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""" |
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form = data.get("form") |
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if (only_numbered): |
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# filter only partition keys that are numbered (without AA/TT keys) |
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partitions = [(k, v) for k, v in form.items() if re.search(RX1, k)] |
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else: |
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partitions = [(k, v) for k, v in form.items() if re.search(RX2, k)] |
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return list(set(dict(partitions).values())) |
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def get_current_partition_count(self, data): |
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"""Count the current unique partition IDs |
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:returns: Number of rows containing a unique Partition ID |
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""" |
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unique_ids = self.get_current_partition_ids(data) |
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return len(unique_ids) |
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def on_partition_added(self, data): |
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"""Handle new partition rows |
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""" |
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count = self.get_current_partition_count(data) |
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# we just want to get the next ID right |
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self.add_update_field( |
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"form.widgets.partitions.AA.widgets.part_id", |
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"part-{}".format(count + 1)) |
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return self.data |
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def on_partition_removed(self, data): |
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"""Handle removed partition rows |
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""" |
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count = self.get_current_partition_count(data) |
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# we just want to get the next ID right |
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self.add_update_field( |
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"form.widgets.partitions.AA.widgets.part_id", |
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"part-{}".format(count)) |
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return self.data |
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senaite /
senaite.core
