49 lines
1.5 KiB
Python
49 lines
1.5 KiB
Python
"""
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accessibility/middlewares.py
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"""
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from django.core.cache import cache
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from accessibility.methods import check_is_accessible
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from accessibility.models import ACCESSBILITY_FEATURE
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ACCESSIBILITY_CACHE_USER_KEYS = {}
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def update_accessibility_cache(cache_key, request):
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"""Cache for get all the queryset"""
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feature_accessible = {}
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for accessibility, _display in ACCESSBILITY_FEATURE:
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feature_accessible[accessibility] = check_is_accessible(
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accessibility, cache_key, getattr(request.user, "employee_get")
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)
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cache.set(cache_key, feature_accessible)
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class AccessibilityMiddleware:
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"""
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AccessibilityMiddleware
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"""
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def __init__(self, get_response):
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self.get_response = get_response
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def __call__(self, request):
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session_key = request.session.session_key
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if session_key:
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cache_key = session_key + "accessibility_filter"
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exists_user_cache_key = ACCESSIBILITY_CACHE_USER_KEYS.get(
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request.user.id, []
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)
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if not exists_user_cache_key:
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ACCESSIBILITY_CACHE_USER_KEYS[request.user.id] = exists_user_cache_key
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if (
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session_key
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and getattr(request.user, "employee_get", None)
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and not cache.get(cache_key)
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):
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exists_user_cache_key.append(cache_key)
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update_accessibility_cache(cache_key, request)
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response = self.get_response(request)
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return response
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