71 lines
4.5 KiB
PHP
71 lines
4.5 KiB
PHP
<?php
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/**
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* Redirect old post ("thought") pages
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*
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* Copyright (C) 2019 Mike Gerwitz
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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 <http://www.gnu.org/licenses/>.
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*
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* This script should only be invoked for post paths containing an uppercase
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* character.
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*
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* When this site migrated away from repo2html, ids were changed to be all
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* lowercase. Further, some of the ids changed in other ways. To handle
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* that latter case, a manual mapping was created.
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*
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* This script issues permanent redirects and, for security reasons, works
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* only for post pages.
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*/
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$req_path = strtolower( $_GET[ 'path' ] );
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// Abort immediately if this is not a blog post (prevent this script from
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// being used for arbitrary redirects)
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if ( !preg_match( '#^/\d{4}/\d{2}/#', $req_path ) ) {
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http_response_code( 500 );
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die( 'Unsupported redirect' );
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}
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// Map from old to new location
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$map = [
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"/2012/10/digitizing-books-is-fair-use-author-s-guild-v.-hathitrust" => "/2012/10/digitizing-books-is-fair-use-authors-guild-v-hathitrust",
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"/2012/10/getting-too-tired-to-hack-at-23-00" => "/2012/10/getting-too-tired-to-hack-at-2300",
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"/2012/10/jailbreaking-and-dcma-eff-touts-victory-fsf-warns-of-failure" => "/2012/10/jailbreaking-and-dcmaeff-touts-victory-fsf-warns-of-failure",
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"/2012/10/openwireless.org" => "/2012/10/openwirelessorg",
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"/2012/10/the-use-of-trademarks-in-free-software-has-always-been-a-curious-and-unclear" => "/2012/10/trademarks-in-free-software",
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"/2012/10/ubuntu-12.10-privacy-amazon-ads-and-data-leaks" => "/2012/10/ubuntu-1210-privacy-amazon-ads-and-data-leaks",
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"/2012/11/copyright-reform-you-re-silly" => "/2012/11/copyright-reform-youre-silly",
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"/2012/11/u.s.-copyright-alert-system" => "/2012/11/us-copyright-alert-system",
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"/2012/11/vlc-s-move-to-lgpl" => "/2012/11/vlcs-move-to-lgpl",
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"/2013/04/u.s.-house-passes-cispa" => "/2013/04/us-house-passes-cispa",
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"/2013/08/freebsd-clang-and-gcc-copyleft-vs.-community" => "/2013/08/freebsd-clang-and-gcc-copyleft-vs-community",
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"/2013/08/freebsd-clang-and-gcc-copyleft-vs.community" => "/2013/08/freebsd-clang-and-gcc-copyleft-vs-community",
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"/2013/08/windows-8.1-to-display-targeted-advertisements-on-local-system-searches" => "/2013/08/windows-81-to-display-targeted-advertisements-on-local-system-searches",
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"/2014/03/re-freebsd-clang-and-gcc-copyleft-vs.-community" => "/2014/03/re-freebsd-clang-and-gcc-copyleft-vs-community",
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"/2016/01/google-analytics-removed-from-gitlab.com-instance" => "/2016/01/google-analytics-removed-from-gitlabcom-instance",
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"/2016/08/nso-group-pegasus-trident-ios-exploits-targeting-human-rights-activist" => "/2016/08/nso-group-pegasus-tridentios-exploits-targeting-human-rights-activist",
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"/2017/06/don-t-force-me-to-use-your-tools-on-the-web" => "/2017/06/dont-force-me-to-use-your-tools-on-the-web",
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"/2018/04/when-talking-about-mobile-tracking-don-t-veil-bad-actors-with-blanket-statements" => "/2018/04/when-talking-about-mobile-tracking-dont-veil-bad-actors-with-blanket-statements",
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"/2018/10/webmasters-please-don-t-block-tor" => "/2018/10/webmasters-please-dont-block-tor",
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];
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// Redirect either to the mapped location or to the lowercased location
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$dest_path = ( isset( $map[ $req_path ] ) )
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? $map[ $req_path ]
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: $req_path;
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// Permanent redirect
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http_response_code( 301 );
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header( "Location: $dest_path" );
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