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45 lines
1.7 KiB
45 lines
1.7 KiB
# Copyright (C) 2019 Akretion
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# License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl.html).
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import logging
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import odoo
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from odoo import api, models
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_logger = logging.getLogger(__name__)
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class AutovacuumMixin(models.AbstractModel):
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_name = "autovacuum.mixin"
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_description = "Mixin used to delete messages or attachments"
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@api.multi
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def batch_unlink(self):
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with api.Environment.manage():
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with odoo.registry(
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self.env.cr.dbname).cursor() as new_cr:
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new_env = api.Environment(new_cr, self.env.uid,
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self.env.context)
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try:
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while self:
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batch_delete = self[0:1000]
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self -= batch_delete
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# do not attach new env to self because it may be
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# huge, and the cache is cleaned after each unlink
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# so we do not want to much record is the env in
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# which we call unlink because odoo would prefetch
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# fields, cleared right after.
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batch_delete.with_env(new_env).unlink()
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new_env.cr.commit()
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except Exception as e:
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_logger.exception(
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"Failed to delete Ms : %s" % (self._name, str(e)))
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# Call by cron
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@api.model
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def autovacuum(self, ttype='message'):
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rules = self.env['vacuum.rule'].search([('ttype', '=', ttype)])
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for rule in rules:
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domain = rule.get_domain()
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records = self.search(domain)
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records.batch_unlink()
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