e928d5bdd0
Method similar to SpecialPage::outputHeader() to avoid registering tons of system messages and to have -summary and -helppage tidily listed together in Special:AllMessages by default. Bug: T45591 Change-Id: Ic849dde00be7379c1909a8486cf20f48c5aea5cf
66 lines
2.3 KiB
PHP
66 lines
2.3 KiB
PHP
<?php
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/**
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* Redirect from Special:Diff/### to index.php?diff=### and
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* from Special:Diff/###/### to index.php?oldid=###&diff=###.
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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 2 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 along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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* @ingroup SpecialPage
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*/
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/**
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* Redirect from Special:Diff/### to index.php?diff=### and
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* from Special:Diff/###/### to index.php?oldid=###&diff=###.
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*
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* All of the following are valid usages:
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* - [[Special:Diff/12345]] (diff of a revision with the previous one)
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* - [[Special:Diff/12345/prev]] (diff of a revision with the previous one as well)
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* - [[Special:Diff/12345/next]] (diff of a revision with the next one)
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* - [[Special:Diff/12345/cur]] (diff of a revision with the latest one of that page)
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* - [[Special:Diff/12345/98765]] (diff between arbitrary two revisions)
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*
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* @ingroup SpecialPage
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* @since 1.23
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*/
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class SpecialDiff extends RedirectSpecialPage {
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public function __construct() {
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parent::__construct( 'Diff' );
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$this->mAllowedRedirectParams = array();
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}
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/**
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* @param string|null $subpage
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* @return Title|bool
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*/
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public function getRedirect( $subpage ) {
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$parts = explode( '/', $subpage );
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// Try to parse the values given, generating somewhat pretty URLs if possible
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if ( count( $parts ) === 1 && $parts[0] !== '' ) {
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$this->mAddedRedirectParams['diff'] = $parts[0];
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} elseif ( count( $parts ) === 2 ) {
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$this->mAddedRedirectParams['oldid'] = $parts[0];
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$this->mAddedRedirectParams['diff'] = $parts[1];
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} else {
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// Wrong number of parameters, bail out
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$this->addHelpLink( 'Help:Diff' );
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throw new ErrorPageError( 'nopagetitle', 'nopagetext' );
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}
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return true;
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}
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}
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