Extension:LockTitle

<?php
 
/**
 * Installation script for the bad image list extension
 *
 * @package MediaWiki
 * @subpackage Extensions
 * @author Rob Church <robchur@gmail.com> modified to fit by Carl Fürstenberg (AzaToth) <azatoth@gmail.com>
 * @copyright © 2006 Rob Church
 * @licence Copyright holder allows use of the code for any purpose
 */
 
require_once( '../../maintenance/commandLine.inc' );
 
$sql = dirname( __FILE__ ) . '/LockTitle.sql';
$check_for_table = 'locktitle';
 
$dba = & wfGetDB( DB_MASTER );
 
# Check we're connected
if( !$dba->isOpen() ) {
        echo( "A connection to the database could not be established.\n\n" );
        die( 1 );
}
 
# Do nothing if the table exists
if( !$dba->tableExists( $dba->tableName( $check_for_table ) ) ) {
        $res = $dba->sourceFile( $sql );
        if( gettype($res) === boolean && $res === true ) {
                echo( "The table has been set up correctly.\n" );
        } else {
                echo( "$res\n" );
 
        }
 
} else {
        echo( "The table already exists. No action was taken.\n" );
}
 
# Close the connection
$dba->close();
echo( "\n" );
 
?>

<?php
if ( !defined( 'MEDIAWIKI' ) ) {
        echo "This file is part of MediaWiki, it is not a valid entry point.\n";
        exit( 1 );
}
 
$wgLockTitleMessages = array();
 
$wgLockTitleMessages['en'] = array(
        'locktitle_no_table' => "Couldn't find the locktitle table, please ensure it's installed",
);
?>

<?php
if ( !defined( 'MEDIAWIKI' ) ) {
        echo "This file is part of MediaWiki, it is not a valid entry point.\n";
        exit( 1 );
}
 
/**
 * A system for locking down titles from creation.
 *
 * @package MediaWiki
 * @subpackage Extensions
 *
 * @link http://www.mediawiki.org/wiki/Extension:LockTitle Documentation
 *
 * @author Carl Fürstenberg (AzaToth) <azatoth@gmail.com>
 * @copyright Copyright © 2006 Carl Fürstenberg
 * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
 */
 
// Some new permissions
$wgGroupPermissions['sysop']['locktitle']                = true;
$wgGroupPermissions['bureaucrat']['locktitle']   = true;
$wgGroupPermissions['steward']['locktitle']              = true;
$wgGroupPermissions['developer']['locktitle']    = true;
$wgAvailableRights[] = 'locktitle';
 
$wgExtensionFunctions[] = 'wfLockTitleSetup';
$wgExtensionCredits['other'][] = array(
        'name' => 'LockTitle',
        'author' => 'Carl Fürstenberg (AzaToth)',
        'description' => 'Locks titles from creation by unpriviledged users',
        'url' => 'http://www.mediawiki.org/wiki/Extension:LockTitle',
        'version' => '0.99.0',
);
$wgHooks['userCan'][] = 'wfLockTitle';
 
require_once( 'LockTitle.i18n.php');
 
function wfLockTitleSetup() {
        global $wgLockTitleLoaded, $wgLockTitleMessages, $wgMessageCache;
        foreach( $wgLockTitleMessages as $key => $value ) {
                $wgMessageCache->addMessages( $value, $key );
        }
        $dbw =& wfGetDB( DB_MASTER );
 
        // We might not have the table in the database
 
        if(!$dbw->tableExists('locktitle')){
                throw new FatalError(wfMsg('locktitle_no_table'));
        }
}
 
function wfLockTitle( $title , $user , $action , &$result ) {
        if( $action != 'create' ) {
                // We only are checking for creation
                return;
        }
 
        $key = $title->getPrefixedDBkey();
        $dbw =& wfGetDB( DB_MASTER );
 
        $field = $dbw->selectField( 
                'locktitle' , 
                '`key`' , 
                array( 
                        '`key`' => $key
                )
        );
 
        if( $field === false ){
                // no entry found
                return;
        } else {
                // "title" is locked down
 
                if( $user->isAllowed( 'locktitle' ) ) {
                        // some users may bypass the locktitle
                        return;
                }
 
                $result = false;
                return;
        }
 
}
?>

CREATE TABLE /*$wgDBprefix*/locktitle (
  `key` varchar(255) BINARY NOT NULL,
  PRIMARY KEY  (`key`)
) ENGINE=InnoDB;

<?php
if ( !defined( 'MEDIAWIKI' ) ) {
        echo "This file is part of MediaWiki, it is not a valid entry point.\n";
        exit( 1 );
}
 
class SpecialLockTitle_body extends SpecialPage {
 
        public function __construct() {
                global $wgUser;
                parent :: __construct( 'LockTitle', 'locktitle' );
        }
 
        function execute() {
                $this->setHeaders();
                global $wgUser, $wgRequest, $wgOut;
 
                if( ! $wgUser->isAllowed( 'locktitle' ) ) {
                        $wgOut->permissionRequired('locktitle');
                } else {
                        $wgOut->addWikiText(wfMsg('locktitle_init_text'));
 
                        if( $wgRequest->getCheck( 'locktitle' ) && $wgRequest->wasPosted() ) {
                                $dbw =& wfGetDB( DB_MASTER );
 
                                $act = $wgRequest->getVal( 'act' );
                                $target_title = $wgRequest->getVal( 'target_title' );
 
                                if( $target_title ) {
 
                                        $target_title = Title::newFromText( $target_title );
                                        $key = $target_title->getPrefixedDBkey();
 
 
                                        if( $act == 'add' ) {
                                                $dbw->insert(
                                                        'locktitle',
                                                        array(
                                                                '`key`' => $key,
                                                        ),
                                                        'SpecialLockTitle::execute',
                                                        array( 'IGNORE' )
                                                );
 
                                                $wgOut->addHTML( wfElement( 'div' , null , $target_title->getPrefixedText() . ' is now locked' ) );
 
                                        } else if ( $act == 'del' ) {
                                                $dbw->delete(
                                                        'locktitle',
                                                        array(
                                                                '`key`' => $key,
                                                        ),
                                                        'SpecialLockTitle::execute',
                                                        array( 'IGNORE' )
                                                );
 
                                                $wgOut->addHTML( wfElement( 'div' , null , $target_title->getPrefixedText() . ' is now unlocked' ) );
                                        }
 
                                }
                        } 
                        $self = $this->getTitle();
                        $form = wfOpenElement( 'form', array( 'method' => 'post' , 'action' => $self->getLocalUrl() ) ) .
                                wfOpenElement( 'table' ).
                                wfOpenElement( 'tr' ).
                                wfOpenElement( 'td' ).
                                wfLabel( wfMsg('locktitle_add') , 'add' ).
                                wfCloseElement( 'td' ).
                                wfOpenElement( 'td' ).
                                wfRadio( 'act' , 'add' , true , array ( 'id' => 'add' ) ).
                                wfCloseElement( 'td' ).
                                wfCloseElement( 'tr' ).
                                wfOpenElement( 'tr' ).
                                wfOpenElement( 'td' ).
                                wfLabel( wfMsg('locktitle_del') , 'del' ).
                                wfCloseElement( 'td' ).
                                wfOpenElement( 'td' ).
                                wfRadio( 'act' , 'del' , false , array ( 'id' => 'del' ) ).
                                wfCloseElement( 'td' ).
                                wfCloseElement( 'tr' ).
                                wfOpenElement( 'tr' ).
                                wfOpenElement( 'td' ).
                                wfLabel( wfMsg('locktitle_title') , 'title' ).
                                wfCloseElement( 'td' ).
                                wfOpenElement( 'td' ).
                                wfInput( 'target_title' , 40, '' , array( 'type' => 'text' ) ).
                                wfCloseElement( 'td' ).
                                wfCloseElement( 'tr' ).
                                wfOpenElement( 'tr' ).
                                wfOpenElement( 'td' , array( 'colspan' => 2 ) ).
                                wfSubmitButton( 'locktitle' , array( 'name' => 'locktitle' ) ).
                                wfCloseElement( 'td' ).
                                wfCloseElement( 'tr' ).
                                wfCloseElement( 'table' ).
                                wfCloseElement( 'form' );
 
 
                        $wgOut->addHTML( $form );
                }
        }
}
 
?>

<?php
if ( !defined( 'MEDIAWIKI' ) ) {
        echo "This file is part of MediaWiki, it is not a valid entry point.\n";
        exit( 1 );
}
 
$wgSpecialLockTitleMessages = array();
 
$wgSpecialLockTitleMessages['en'] = array(
        'locktitle_init_text' => 'Locks down a title from the ability for creation by non-priviledged users.',
        'locktitle' => 'Lock titles',
        'locktitle_add' => 'Add lock',
        'locktitle_del' => 'Remove lock',
        'locktitle_title' => 'Title',
 
);
?>

<?php
 
if ( !defined( 'MEDIAWIKI' ) ) {
        echo "This file is part of MediaWiki, it is not a valid entry point.\n";
        exit( 1 );
}
 
/**
 * A system for locking down titles from creation. A special page to handle lock downs
 *
 * @package MediaWiki
 * @subpackage Extensions
 * @link http://www.mediawiki.org/wiki/Extension:LockTitle Documentation
 *
 * @author Carl Fürstenberg (AzaToth) <azatoth@gmail.com>
 * @copyright Copyright © 2006 Carl Fürstenberg
 * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
 */
 
$wgExtensionFunctions[] = 'wfSpecialLockTitle';
$wgExtensionCredits['specialpage'][] = array(
        'name' => 'LockTitle',
        'author' => 'Carl Fürstenberg (AzaToth)',
        'description' => 'Interface to add and remove locks',
        'url' => 'http://www.mediawiki.org/wiki/Extension:LockTitle',
        'version' => '0.99.0',     
);
 
require_once( 'SpecialLockTitle.i18n.php');
 
$wgAutoloadClasses['SpecialLockTitle_body'] = dirname( __FILE__ ) . '/SpecialLockTitle_body.php';
$wgSpecialPages['LockTitle'] = 'SpecialLockTitle_body';
 
function wfSpecialLockTitle() {
        global $wgSpecialLockTitleMessages, $wgMessageCache, $wgAvailableRights;
 
        foreach( $wgSpecialLockTitleMessages as $key => $value ) {
                $wgMessageCache->addMessages( $value, $key );
        }
}
?>

extensions/LockTitles/install.php

require_once("$IP/extensions/LockTitles/LockTitles.php");
require_once("$IP/extensions/LockTitles/SpecialLockTitles.php");