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41 lines
1.1 KiB
41 lines
1.1 KiB
13 years ago
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try:
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from functools import wraps
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except ImportError:
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from django.utils.functional import wraps # Python 2.3, 2.4 fallback.
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from django.utils.cache import patch_vary_headers
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def vary_on_headers(*headers):
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"""
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A view decorator that adds the specified headers to the Vary header of the
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response. Usage:
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@vary_on_headers('Cookie', 'Accept-language')
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def index(request):
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...
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Note that the header names are not case-sensitive.
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"""
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def decorator(func):
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def inner_func(*args, **kwargs):
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response = func(*args, **kwargs)
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patch_vary_headers(response, headers)
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return response
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return wraps(func)(inner_func)
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return decorator
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def vary_on_cookie(func):
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"""
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A view decorator that adds "Cookie" to the Vary header of a response. This
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indicates that a page's contents depends on cookies. Usage:
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@vary_on_cookie
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def index(request):
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...
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"""
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def inner_func(*args, **kwargs):
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response = func(*args, **kwargs)
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patch_vary_headers(response, ('Cookie',))
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return response
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return wraps(func)(inner_func)
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