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65 lines
1.9 KiB
65 lines
1.9 KiB
# Copyright 2017 Creu Blanca
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# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
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from io import BytesIO
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import os
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from contextlib import closing
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import logging
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import tempfile
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from subprocess import Popen, PIPE
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from odoo import api, models, tools
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_logger = logging.getLogger(__name__)
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try:
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from fdfgen import forge_fdf
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EXTERNAL_DEPENDENCY_BINARY_PDFTK = tools.find_in_path('pdftk')
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except (ImportError, IOError) as err:
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_logger.debug(err)
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raise err
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class ReportFillPDFAbstract(models.AbstractModel):
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_name = 'report.report_fillpdf.abstract'
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def fill_report(self, docids, data):
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objs = self.env[self.env.context.get('active_model')].browse(docids)
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return self.fill_pdf_form(
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self.get_form(data, objs),
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self.get_document_values(data, objs)), 'pdf'
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@api.model
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def get_original_document_path(self, data, objs):
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raise NotImplementedError()
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@api.model
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def get_form(self, data, objs):
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with open(self.get_original_document_path(data, objs), 'rb') as file:
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result = file.read()
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return result
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@api.model
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def get_document_values(self, data, objs):
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return {}
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@api.model
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def fill_pdf_form(self, form, vals):
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fdf = forge_fdf("", vals.items(), [], [], [])
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document_fd, document_path = tempfile.mkstemp(
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suffix='.pdf', prefix='')
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with closing(os.fdopen(document_fd, 'wb')) as body_file:
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body_file.write(form)
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args = [
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EXTERNAL_DEPENDENCY_BINARY_PDFTK,
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document_path,
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"fill_form", "-",
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"output", "-",
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"dont_ask",
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"flatten"
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]
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p = Popen(args, stdin=PIPE, stdout=PIPE, stderr=PIPE)
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stdout, stderr = p.communicate(fdf)
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os.unlink(document_path)
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if stderr.strip():
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raise IOError(stderr)
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return BytesIO(stdout).getvalue()
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