OCA reporting engine fork for dev and update.
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# Copyright 2019 Creu Blanca
# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
from io import StringIO
from odoo import models
import logging
_logger = logging.getLogger(__name__)
try:
import csv
except ImportError:
_logger.debug('Can not import csvwriter`.')
class ReportCSVAbstract(models.AbstractModel):
_name = 'report.report_csv.abstract'
_description = 'Abstract Model for CSV reports'
def _get_objs_for_report(self, docids, data):
"""
Returns objects for csv report. From WebUI these
are either as docids taken from context.active_ids or
in the case of wizard are in data. Manual calls may rely
on regular context, setting docids, or setting data.
:param docids: list of integers, typically provided by
qwebactionmanager for regular Models.
:param data: dictionary of data, if present typically provided
by qwebactionmanager for TransientModels.
:param ids: list of integers, provided by overrides.
:return: recordset of active model for ids.
"""
if docids:
ids = docids
elif data and 'context' in data:
ids = data["context"].get('active_ids', [])
else:
ids = self.env.context.get('active_ids', [])
return self.env[self.env.context.get('active_model')].browse(ids)
def create_csv_report(self, docids, data):
objs = self._get_objs_for_report(docids, data)
file_data = StringIO()
file = csv.DictWriter(file_data, **self.csv_report_options())
self.generate_csv_report(file, data, objs)
file_data.seek(0)
return file_data.read(), 'csv'
def csv_report_options(self):
"""
:return: dictionary of parameters. At least return 'fieldnames', but
you can optionally return parameters that define the export format.
Valid parameters include 'delimiter', 'quotechar', 'escapechar',
'doublequote', 'skipinitialspace', 'lineterminator', 'quoting'.
"""
return {'fieldnames': []}
def generate_csv_report(self, file, data, objs):
raise NotImplementedError()