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98 lines
3.6 KiB
98 lines
3.6 KiB
###################################################################################
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#
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# Copyright (C) 2018 MuK IT GmbH
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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###################################################################################
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import base64
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import hashlib
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import logging
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from odoo import api, models, fields, SUPERUSER_ID
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from odoo.addons.muk_converter.service.unoconv import UnoconvConverter
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from odoo.addons.muk_converter.service.provider import RemoteConverter
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_logger = logging.getLogger(__name__)
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class Converter(models.AbstractModel):
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_name = 'muk_converter.converter'
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_description = 'Converter'
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#----------------------------------------------------------
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# Functions
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#----------------------------------------------------------
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@api.model
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def formats(self):
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return self._provider().formats
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@api.model
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def imports(self):
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return self._provider().imports
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@api.model
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def convert(self, filename, content, format="pdf", recompute=False, store=True):
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binary_content = base64.b64decode(content)
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output = self.convert_raw(filename, binary_content, format=format, recompute=recompute, store=store)
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return base64.b64encode(output)
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@api.model
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def convert_raw(self, filename, binary_content, format="pdf", recompute=False, store=True):
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checksum = hashlib.sha1(binary_content).hexdigest()
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stored = self._retrieve(checksum, format)
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if not recompute and stored.exists():
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return stored.content
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else:
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name = "%s.%s" % (filename, format)
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output = self._parse(filename, binary_content, format)
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if store:
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self._store(checksum, name, output, format, stored)
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return output
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#----------------------------------------------------------
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# Helper
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#----------------------------------------------------------
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@api.model
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def _provider(self):
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params = self.env['ir.config_parameter'].sudo()
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service = params.get_param('muk_converter.service')
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if service == 'unoconv':
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return UnoconvConverter()
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else:
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return RemoteConverter(env=self.env)
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@api.model
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def _parse(self, filename, content, format):
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return self._provider().convert(content, filename=filename, format=format)
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@api.model
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def _retrieve(self, checksum, format):
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domain = [["checksum", "=", checksum], ["format", "=", format]]
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return self.env['muk_converter.store'].sudo().search(domain, limit=1)
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@api.model
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def _store(self, checksum, filename, content, format, stored):
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if stored and stored.exists():
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stored.write({'used_date': fields.Datetime.now})
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else:
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self.env['muk_converter.store'].sudo().create({
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'checksum': checksum,
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'format': format,
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'content_fname': filename,
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'content': content})
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