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117 lines
4.3 KiB
117 lines
4.3 KiB
###################################################################################
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#
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# Copyright (c) 2017-2019 MuK IT GmbH.
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#
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# This file is part of MuK Large Objects Attachment
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# (see https://mukit.at).
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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 Lesser General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (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 Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser 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 logging
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import mimetypes
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from odoo import api, models, _
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from odoo.exceptions import AccessError
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from odoo.addons.muk_fields_lobject.fields.lobject import LargeObject
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_logger = logging.getLogger(__name__)
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class LObjectIrAttachment(models.Model):
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_inherit = 'ir.attachment'
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#----------------------------------------------------------
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# Database
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#----------------------------------------------------------
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store_lobject = LargeObject(
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string="Data")
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#----------------------------------------------------------
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# Helper
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#----------------------------------------------------------
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@api.model
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def _get_datas_inital_vals(self):
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vals = super(LObjectIrAttachment, self)._get_datas_inital_vals()
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vals.update({'store_lobject': False})
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return vals
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#----------------------------------------------------------
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# Function
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#----------------------------------------------------------
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@api.model
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def storage_locations(self):
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locations = super(LObjectIrAttachment, self).storage_locations()
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locations.append('lobject')
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return locations
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@api.model
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def force_storage(self):
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if not self.env.user._is_admin():
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raise AccessError(_('Only administrators can execute this action.'))
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if self._storage() != 'lobject':
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return super(LObjectIrAttachment, self).force_storage()
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else:
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storage_domain = {
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'lobject': ('store_lobject', '=', False),
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}
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record_domain = [
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'&', ('type', '=', 'binary'),
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'&', storage_domain[self._storage()],
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'|', ('res_field', '=', False), ('res_field', '!=', False)
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]
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self.search(record_domain).migrate(batch_size=100)
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return True
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#----------------------------------------------------------
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# Read
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#----------------------------------------------------------
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@api.depends('store_lobject')
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def _compute_datas(self):
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bin_size = self._context.get('bin_size')
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for attach in self:
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if attach.store_lobject:
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if bin_size:
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attach.datas = attach.with_context({'human_size': True}).store_lobject
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else:
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attach.datas = attach.with_context({'base64': True}).store_lobject
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else:
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super(LObjectIrAttachment, attach)._compute_datas()
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#----------------------------------------------------------
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# Create, Write, Delete
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#----------------------------------------------------------
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@api.multi
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def _inverse_datas(self):
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location = self._storage()
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for attach in self:
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if location == 'lobject':
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value = attach.datas
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bin_data = base64.b64decode(value) if value else b''
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vals = self._get_datas_inital_vals()
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vals = self._update_datas_vals(vals, attach, bin_data)
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vals['store_lobject'] = bin_data
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clean_vals = self._get_datas_clean_vals(attach)
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models.Model.write(attach.sudo(), vals)
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self._clean_datas_after_write(clean_vals)
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else:
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super(LObjectIrAttachment, attach)._inverse_datas()
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