* 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
*/
/**
* @todo document, briefly.
* @addtogroup SpecialPage
*/
class ProtectionForm {
var $mRestrictions = array();
var $mReason = '';
var $mCascade = false;
var $mExpiry = null;
var $mPermErrors = array();
var $mApplicableTypes = array();
function __construct( &$article ) {
global $wgRequest, $wgUser;
global $wgRestrictionTypes, $wgRestrictionLevels;
$this->mArticle =& $article;
$this->mTitle =& $article->mTitle;
$this->mApplicableTypes = $this->mTitle->exists() ? $wgRestrictionTypes : array('create');
if( $this->mTitle ) {
$this->mTitle->loadRestrictions();
foreach( $this->mApplicableTypes 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 ) );
}
$this->mCascade = $this->mTitle->areRestrictionsCascading();
if ( $this->mTitle->mRestrictionsExpiry == 'infinity' ) {
$this->mExpiry = 'infinite';
} else if ( strlen($this->mTitle->mRestrictionsExpiry) == 0 ) {
$this->mExpiry = '';
} else {
$this->mExpiry = wfTimestamp( TS_RFC2822, $this->mTitle->mRestrictionsExpiry );
}
}
// The form will be available in read-only to show levels.
$this->disabled = wfReadOnly() || ($this->mPermErrors = $this->mTitle->getUserPermissionsErrors('protect',$wgUser)) != array();
$this->disabledAttrib = $this->disabled
? array( 'disabled' => 'disabled' )
: array();
if( $wgRequest->wasPosted() ) {
$this->mReason = $wgRequest->getText( 'mwProtect-reason' );
$this->mCascade = $wgRequest->getBool( 'mwProtect-cascade' );
$this->mExpiry = $wgRequest->getText( 'mwProtect-expiry' );
foreach( $this->mApplicableTypes as $action ) {
$val = $wgRequest->getVal( "mwProtect-level-$action" );
if( isset( $val ) && in_array( $val, $wgRestrictionLevels ) ) {
$this->mRestrictions[$action] = $val;
}
}
}
}
function execute() {
global $wgRequest, $wgOut;
if( $wgRequest->wasPosted() ) {
if( $this->save() ) {
$article = new Article( $this->mTitle );
$q = $article->isRedirect() ? 'redirect=no' : '';
$wgOut->redirect( $this->mTitle->getFullUrl( $q ) );
}
} else {
$this->show();
}
}
function show( $err = null ) {
global $wgOut, $wgUser;
$wgOut->setRobotpolicy( 'noindex,nofollow' );
if( is_null( $this->mTitle ) ||
$this->mTitle->getNamespace() == NS_MEDIAWIKI ) {
$wgOut->showFatalError( wfMsg( 'badarticleerror' ) );
return;
}
list( $cascadeSources, /* $restrictions */ ) = $this->mTitle->getCascadeProtectionSources();
if ( "" != $err ) {
$wgOut->setSubtitle( wfMsgHtml( 'formerror' ) );
$wgOut->addHTML( "
{$err}
\n" );
}
if ( $cascadeSources && count($cascadeSources) > 0 ) {
$titles = '';
foreach ( $cascadeSources as $title ) {
$titles .= '* [[:' . $title->getPrefixedText() . "]]\n";
}
$wgOut->wrapWikiMsg( "$1\n$titles", array( 'protect-cascadeon', count($cascadeSources) ) );
}
$wgOut->setPageTitle( wfMsg( 'confirmprotect' ) );
$wgOut->setSubtitle( wfMsg( 'protectsub', $this->mTitle->getPrefixedText() ) );
# Show an appropriate message if the user isn't allowed or able to change
# the protection settings at this time
if( $this->disabled ) {
if( wfReadOnly() ) {
$wgOut->readOnlyPage();
} elseif( $this->mPermErrors ) {
$wgOut->addWikiText( $wgOut->formatPermissionsErrorMessage( $this->mPermErrors ) );
}
} else {
$wgOut->addWikiMsg( 'protect-text', $this->mTitle->getPrefixedText() );
}
$wgOut->addHTML( $this->buildForm() );
$this->showLogExtract( $wgOut );
}
function save() {
global $wgRequest, $wgUser, $wgOut;
if( $this->disabled ) {
$this->show();
return false;
}
$token = $wgRequest->getVal( 'wpEditToken' );
if( !$wgUser->matchEditToken( $token ) ) {
$this->show( wfMsg( 'sessionfailure' ) );
return false;
}
if ( strlen( $this->mExpiry ) == 0 ) {
$this->mExpiry = 'infinite';
}
if ( $this->mExpiry == 'infinite' || $this->mExpiry == 'indefinite' ) {
$expiry = Block::infinity();
} else {
# Convert GNU-style date, on error returns -1 for PHP <5.1 and false for PHP >=5.1
$expiry = strtotime( $this->mExpiry );
if ( $expiry < 0 || $expiry === false ) {
$this->show( wfMsg( 'protect_expiry_invalid' ) );
return false;
}
$expiry = wfTimestamp( TS_MW, $expiry );
if ( $expiry < wfTimestampNow() ) {
$this->show( wfMsg( 'protect_expiry_old' ) );
return false;
}
}
# They shouldn't be able to do this anyway, but just to make sure, ensure that cascading restrictions aren't being applied
# to a semi-protected page.
global $wgGroupPermissions;
$edit_restriction = $this->mRestrictions['edit'];
if ($this->mCascade && ($edit_restriction != 'protect') &&
!(isset($wgGroupPermissions[$edit_restriction]['protect']) && $wgGroupPermissions[$edit_restriction]['protect'] ) )
$this->mCascade = false;
if ($this->mTitle->exists()) {
$ok = $this->mArticle->updateRestrictions( $this->mRestrictions, $this->mReason, $this->mCascade, $expiry );
} else {
$ok = $this->mTitle->updateTitleProtection( $this->mRestrictions['create'], $this->mReason, $expiry );
}
if( !$ok ) {
throw new FatalError( "Unknown error at restriction save time." );
}
if( $wgRequest->getCheck( 'mwProtectWatch' ) ) {
$this->mArticle->doWatch();
} elseif( $this->mTitle->userIsWatching() ) {
$this->mArticle->doUnwatch();
}
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(
'id' => 'mw-Protect-Form',
'action' => $this->mTitle->getLocalUrl( 'action=protect' ),
'method' => 'post',
'onsubmit' => 'protectEnable(true)' ) );
$out .= wfElement( 'input', array(
'type' => 'hidden',
'name' => 'wpEditToken',
'value' => $wgUser->editToken() ) );
}
$out .= "
";
$out .= "";
$out .= "
\n";
foreach( $this->mRestrictions as $action => $required ) {
/* Not all languages have V_x <-> N_x relation */
$out .= "