2022-02-06 16:09:17 +01:00
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##############################################################################
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# ScoDoc
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# Copyright (c) 1999 - 2022 Emmanuel Viennet. All rights reserved.
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# See LICENSE
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##############################################################################
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"""Cache pour résultats (super classe)
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"""
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from app.models import FormSemestre
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class ResultatsCache:
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2022-04-02 10:56:10 +02:00
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"""Résultats cachés (via redis)
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L'attribut _cached_attrs donne la liste des noms des attributs à cacher
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(doivent être sérialisables facilement, se limiter à des types simples)
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store() enregistre les attributs dans le cache, et
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load_cached() les recharge.
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"""
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2022-02-06 16:09:17 +01:00
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_cached_attrs = () # virtual
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def __init__(self, formsemestre: FormSemestre, cache_class=None):
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self.formsemestre: FormSemestre = formsemestre
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self.cache_class = cache_class
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def load_cached(self) -> bool:
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"Load cached dataframes, returns False si pas en cache"
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data = self.cache_class.get(self.formsemestre.id)
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if not data:
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return False
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for attr in self._cached_attrs:
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setattr(self, attr, data[attr])
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return True
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def store(self):
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"Cache our data"
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self.cache_class.set(
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self.formsemestre.id,
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{attr: getattr(self, attr) for attr in self._cached_attrs},
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)
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