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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 2018-2021 by it's authors. |
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# Some rights reserved, see README and LICENSE. |
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import itertools |
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import tempfile |
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import zipfile |
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from bika.lims import _ |
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from bika.lims import api |
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from bika.lims.browser.workflow import RequestContextAware |
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from bika.lims.interfaces import IWorkflowActionUIDsAdapter |
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from bika.lims.workflow import doActionFor |
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from ZODB.POSException import POSKeyError |
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from zope.interface import implements |
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class WorkflowActionDownloadReportsAdapter(RequestContextAware): |
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"""Adapter in charge of the client 'publish_samples' action |
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""" |
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implements(IWorkflowActionUIDsAdapter) |
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def __call__(self, action, uids): |
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# get the selected ARReport objects |
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reports = map(api.get_object_by_uid, uids) |
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pdfs = [] |
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for report in reports: |
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sample = report.getAnalysisRequest() |
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sample_id = api.get_id(sample) |
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pdf = self.get_pdf(report) |
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if pdf is None: |
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self.add_status_message( |
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_("Could not load PDF for sample {}" |
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.format(sample_id)), "warning") |
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continue |
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pdf.filename = "{}.pdf".format(sample_id) |
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pdfs.append(pdf) |
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if len(pdfs) == 1: |
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pdf = pdfs[0] |
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filename = pdf.filename |
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return self.download(pdf.data, filename, type="application/pdf") |
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with self.create_archive(pdfs) as archive: |
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archive_name = "Reports-{}.zip".format(self.context.getName()) |
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data = archive.file.read() |
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return self.download(data, archive_name, type="application/zip") |
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def create_archive(self, pdfs): |
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"""Create an ZIP archive with the given PDFs |
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""" |
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archive = tempfile.NamedTemporaryFile(suffix=".zip") |
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with zipfile.ZipFile(archive.name, "w", zipfile.ZIP_DEFLATED) as zf: |
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for pdf in pdfs: |
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zf.writestr(pdf.filename, pdf.data) |
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return archive |
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def download(self, data, filename, type="application/zip"): |
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response = self.request.response |
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response.setHeader("Content-Disposition", |
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"attachment; filename={}".format(filename)) |
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response.setHeader("Content-Type", "{}; charset=utf-8".format(type)) |
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response.setHeader("Content-Length", len(data)) |
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response.setHeader("Cache-Control", "no-store") |
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response.setHeader("Pragma", "no-cache") |
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response.write(data) |
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def get_pdf(self, report): |
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"""Get the report PDF |
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""" |
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try: |
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return report.getPdf() |
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except (POSKeyError, TypeError): |
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return None |
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class WorkflowActionPublishSamplesAdapter(RequestContextAware): |
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"""Adapter in charge of the client 'publish_samples' action |
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""" |
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implements(IWorkflowActionUIDsAdapter) |
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def __call__(self, action, uids): |
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published = [] |
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# get the selected ARReport objects |
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reports = map(api.get_object_by_uid, uids) |
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# get all the contained sample UIDs of the generated PDFs |
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sample_uids = map(self.get_sample_uids_in_report, reports) |
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# uniquify the UIDs of the contained samples |
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unique_sample_uids = set(list( |
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itertools.chain.from_iterable(sample_uids))) |
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# publish all the contained samples of the selected reports |
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for uid in unique_sample_uids: |
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sample = api.get_object_by_uid(uid) |
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if self.publish_sample(sample): |
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published.append(sample) |
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# generate a status message of the published sample IDs |
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message = _("No items published") |
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if published: |
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message = _("Published {}".format( |
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", ".join(map(api.get_id, published)))) |
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# add the status message for the response |
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self.add_status_message(message, "info") |
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# redirect back |
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referer = self.request.get_header("referer") |
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return self.redirect(redirect_url=referer) |
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def get_sample_uids_in_report(self, report): |
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"""Return a list of contained sample UIDs |
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""" |
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metadata = report.getMetadata() or {} |
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return metadata.get("contained_requests", []) |
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def publish_sample(self, sample): |
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"""Set status to prepublished/published/republished |
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""" |
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status = api.get_workflow_status_of(sample) |
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transitions = {"verified": "publish", "published": "republish"} |
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transition = transitions.get(status, "prepublish") |
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succeed, message = doActionFor(sample, transition) |
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return succeed |
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senaite /
senaite.core
