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49 lines
1.7 KiB
Python
49 lines
1.7 KiB
Python
#
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# Copyright © Michal Čihař <michal@weblate.org>
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#
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# This file is part of Weblate <https://weblate.org/>
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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 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 General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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#
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class HostedRouter:
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"""
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Hosted Weblate database router.
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A router to send payments app to separate database and
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block running migrations on that.
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"""
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def db_for_read(self, model, **hints) -> str | None:
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"""Attempts to read payments models go to payments_db."""
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if model._meta.app_label == "payments":
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return "payments_db"
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if model._meta.app_label == "memory":
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return "memory_db"
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return None
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def db_for_write(self, model, **hints) -> str | None:
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"""Attempts to write payments models go to payments_db."""
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if model._meta.app_label == "payments":
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return "payments_db"
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return None
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def allow_migrate(self, db, app_label, model_name=None, **hints):
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"""Make sure the auth app only appears in the 'payments_db' database."""
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if app_label == "payments":
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return db == "payments_db"
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if db == "payments_db":
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return False
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return None
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