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<?php
/**
* Copyright (C) 2005 Brion Vibber <brion@pobox.com>
* http://www.mediawiki.org/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @package MediaWiki
* @subpackage SpecialPage
*/
class ProtectionForm {
var $mRestrictions = array();
var $mReason = '';
function ProtectionForm( &$article ) {
global $wgRequest, $wgUser;
global $wgRestrictionTypes, $wgRestrictionLevels;
$this->mArticle =& $article;
$this->mTitle =& $article->mTitle;
if( $this->mTitle ) {
foreach( $wgRestrictionTypes as $action ) {
// Fixme: this form currently requires individual selections,
// but the db allows multiples separated by commas.
$this->mRestrictions[$action] = implode( '', $this->mTitle->getRestrictions( $action ) );
}
}
// The form will be available in read-only to show levels.
$this->disabled = !$wgUser->isAllowed( 'protect' ) || wfReadOnly() || $wgUser->isBlocked();
$this->disabledAttrib = $this->disabled
? array( 'disabled' => 'disabled' )
: array();
if( $wgRequest->wasPosted() ) {
$this->mReason = $wgRequest->getText( 'mwProtect-reason' );
foreach( $wgRestrictionTypes as $action ) {
$val = $wgRequest->getVal( "mwProtect-level-$action" );
if( isset( $val ) && in_array( $val, $wgRestrictionLevels ) ) {
$this->mRestrictions[$action] = $val;
}
}
}
}
function show() {
global $wgOut;
$wgOut->setRobotpolicy( 'noindex,nofollow' );
if( is_null( $this->mTitle ) ||
!$this->mTitle->exists() ||
$this->mTitle->getNamespace() == NS_MEDIAWIKI ) {
$wgOut->showFatalError( wfMsg( 'badarticleerror' ) );
return;
}
if( $this->save() ) {
$wgOut->redirect( $this->mTitle->getFullUrl() );
return;
}
$wgOut->setPageTitle( wfMsg( 'confirmprotect' ) );
$wgOut->setSubtitle( wfMsg( 'protectsub', $this->mTitle->getPrefixedText() ) );
$wgOut->addWikiText(
wfMsg( $this->disabled ? "protect-viewtext" : "protect-text",
wfEscapeWikiText( $this->mTitle->getPrefixedText() ) ) );
$wgOut->addHTML( $this->buildForm() );
$this->showLogExtract( $wgOut );
}
function save() {
global $wgRequest, $wgUser, $wgOut;
if( !$wgRequest->wasPosted() ) {
return false;
}
if( $this->disabled ) {
return false;
}
$token = $wgRequest->getVal( 'wpEditToken' );
if( !$wgUser->matchEditToken( $token ) ) {
throw new FatalError( wfMsg( 'sessionfailure' ) );
}
$ok = $this->mArticle->updateRestrictions( $this->mRestrictions, $this->mReason );
if( !$ok ) {
throw new FatalError( "Unknown error at restriction save time." );
}
return $ok;
}
function buildForm() {
global $wgUser;
$out = '';
if( !$this->disabled ) {
$out .= $this->buildScript();
// The submission needs to reenable the move permission selector
// if it's in locked mode, or some browsers won't submit the data.
$out .= wfOpenElement( 'form', array(
'action' => $this->mTitle->getLocalUrl( 'action=protect' ),
'method' => 'post',
'onsubmit' => 'protectEnable(true)' ) );
$out .= wfElement( 'input', array(
'type' => 'hidden',
'name' => 'wpEditToken',
'value' => $wgUser->editToken() ) );
}
$out .= "<table id='mwProtectSet'>";
$out .= "<tbody>";
$out .= "<tr>\n";
foreach( $this->mRestrictions as $action => $required ) {
/* Not all languages have V_x <-> N_x relation */
$out .= "<th>" . wfMsgHtml( 'restriction-' . $action ) . "</th>\n";
}
$out .= "</tr>\n";
$out .= "<tr>\n";
foreach( $this->mRestrictions as $action => $selected ) {
$out .= "<td>\n";
$out .= $this->buildSelector( $action, $selected );
$out .= "</td>\n";
}
$out .= "</tr>\n";
// JavaScript will add another row with a value-chaining checkbox
$out .= "</tbody>\n";
$out .= "</table>\n";
if( !$this->disabled ) {
$out .= "<table>\n";
$out .= "<tbody>\n";
$out .= "<tr><td>" . $this->buildReasonInput() . "</td></tr>\n";
$out .= "<tr><td></td><td>" . $this->buildSubmit() . "</td></tr>\n";
$out .= "</tbody>\n";
$out .= "</table>\n";
$out .= "</form>\n";
$out .= $this->buildCleanupScript();
}
return $out;
}
function buildSelector( $action, $selected ) {
global $wgRestrictionLevels;
$id = 'mwProtect-level-' . $action;
$attribs = array(
'id' => $id,
'name' => $id,
'size' => count( $wgRestrictionLevels ),
'onchange' => 'protectLevelsUpdate(this)',
) + $this->disabledAttrib;
$out = wfOpenElement( 'select', $attribs );
foreach( $wgRestrictionLevels as $key ) {
$out .= $this->buildOption( $key, $selected );
}
$out .= "</select>\n";
return $out;
}
function buildOption( $key, $selected ) {
$text = ( $key == '' )
? wfMsg( 'protect-default' )
: wfMsg( "protect-level-$key" );
$selectedAttrib = ($selected == $key)
? array( 'selected' => 'selected' )
: array();
return wfElement( 'option',
array( 'value' => $key ) + $selectedAttrib,
$text );
}
function buildReasonInput() {
$id = 'mwProtect-reason';
return wfElement( 'label', array(
'id' => "$id-label",
'for' => $id ),
wfMsg( 'protectcomment' ) ) .
'</td><td>' .
wfElement( 'input', array(
'size' => 60,
'name' => $id,
'id' => $id ) );
}
function buildSubmit() {
return wfElement( 'input', array(
'type' => 'submit',
'value' => wfMsg( 'confirm' ) ) );
}
function buildScript() {
global $wgStylePath, $wgStyleVersion;
return '<script type="text/javascript" src="' .
htmlspecialchars( $wgStylePath . "/common/protect.js?$wgStyleVersion" ) .
'"></script>';
}
function buildCleanupScript() {
return '<script type="text/javascript">protectInitialize("mwProtectSet","' .
wfEscapeJsString( wfMsg( 'protect-unchain' ) ) . '")</script>';
}
/**
* @param OutputPage $out
* @access private
*/
function showLogExtract( &$out ) {
# Show relevant lines from the deletion log:
$out->addHTML( "<h2>" . htmlspecialchars( LogPage::logName( 'protect' ) ) . "</h2>\n" );
$logViewer = new LogViewer(
new LogReader(
new FauxRequest(
array( 'page' => $this->mTitle->getPrefixedText(),
'type' => 'protect' ) ) ) );
$logViewer->showList( $out );
}
}
?>
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