annotate roundup/cgi/PageTemplates/__init__.py @ 8185:e84d4585b16d

fix(web): issue2551356. Add etag header for not-modified (304) request. When a 304 is returned to a conditional request for a static file, print an ETag for the response. ETag was always sent with a 200 response. This also adds initial support for if-none-match conditional requests for static files. Changes: Refactors the if-modified-since code out to a method. It moves a file stat call from serve_static_file to _serve_file so that an etag can be generated by both serve_static_file and serve_file which call _serve_file. Tests added. This does not test the codepath where serve_file pulls content from the database rather than from a local file on disk. Test mocking _serve_file changed to account for 5th argument to serve_file BREAKING CHANGE: function signature for client.py-Client::_serve_file() now has 5 not 4 parameters (added etag param). Since this is a "hidden" method I am not too worried about it.
author John Rouillard <rouilj@ieee.org>
date Tue, 10 Dec 2024 16:06:13 -0500
parents 6e3e4f24c753
children
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1 ##############################################################################
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2 #
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3 # Copyright (c) 2001 Zope Corporation and Contributors. All Rights Reserved.
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4 #
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5 # This software is subject to the provisions of the Zope Public License,
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6 # Version 2.0 (ZPL). A copy of the ZPL should accompany this distribution.
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7 # THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
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8 # WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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9 # WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
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10 # FOR A PARTICULAR PURPOSE
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11 #
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12 ##############################################################################
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13 __doc__='''Package wrapper for Page Templates
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15 This wrapper allows the Page Template modules to be segregated in a
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16 separate package.
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17 '''
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18 __version__='$$'[11:-2]
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19
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20
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21 # Placeholder for Zope Product data
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22 misc_ = {}
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23
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24 def initialize(context):
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25 # Import lazily, and defer initialization to the module
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26 import ZopePageTemplate
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27 ZopePageTemplate.initialize(context)

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