BlockListPager.php

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<?php
use MediaWiki\MediaWikiServices;
use Wikimedia\Rdbms\IResultWrapper;
 
class BlockListPager extends TablePager {
 
    protected $conds;
    protected $page;
 
    function __construct( $page, $conds ) {
        $this->page = $page;
        $this->conds = $conds;
        $this->mDefaultDirection = IndexPager::DIR_DESCENDING;
        parent::__construct( $page->getContext() );
    }
 
    function getFieldNames() {
        static $headers = null;
 
        if ( $headers === null ) {
            $headers = [
                'ipb_timestamp' => 'blocklist-timestamp',
                'ipb_target' => 'blocklist-target',
                'ipb_expiry' => 'blocklist-expiry',
                'ipb_by' => 'blocklist-by',
                'ipb_params' => 'blocklist-params',
                'ipb_reason' => 'blocklist-reason',
            ];
            foreach ( $headers as $key => $val ) {
                $headers[$key] = $this->msg( $val )->text();
            }
        }
 
        return $headers;
    }
 
    function formatValue( $name, $value ) {
        static $msg = null;
        if ( $msg === null ) {
            $keys = [
                'anononlyblock',
                'createaccountblock',
                'noautoblockblock',
                'emailblock',
                'blocklist-nousertalk',
                'unblocklink',
                'change-blocklink',
            ];
 
            foreach ( $keys as $key ) {
                $msg[$key] = $this->msg( $key )->text();
            }
        }
 
        $row = $this->mCurrentRow;
 
        $language = $this->getLanguage();
 
        $formatted = '';
 
        $linkRenderer = MediaWikiServices::getInstance()->getLinkRenderer();
 
        switch ( $name ) {
            case 'ipb_timestamp':
                $formatted = htmlspecialchars( $language->userTimeAndDate( $value, $this->getUser() ) );
                break;
 
            case 'ipb_target':
                if ( $row->ipb_auto ) {
                    $formatted = $this->msg( 'autoblockid', $row->ipb_id )->parse();
                } else {
                    list( $target, $type ) = Block::parseTarget( $row->ipb_address );
                    switch ( $type ) {
                        case Block::TYPE_USER:
                        case Block::TYPE_IP:
                            $formatted = Linker::userLink( $target->getId(), $target );
                            $formatted .= Linker::userToolLinks(
                                $target->getId(),
                                $target,
                                false,
                                Linker::TOOL_LINKS_NOBLOCK
                            );
                            break;
                        case Block::TYPE_RANGE:
                            $formatted = htmlspecialchars( $target );
                    }
                }
                break;
 
            case 'ipb_expiry':
                $formatted = htmlspecialchars( $language->formatExpiry(
                    $value,
                    /* User preference timezone */true
                ) );
                if ( $this->getUser()->isAllowed( 'block' ) ) {
                    if ( $row->ipb_auto ) {
                        $links[] = $linkRenderer->makeKnownLink(
                            SpecialPage::getTitleFor( 'Unblock' ),
                            $msg['unblocklink'],
                            [],
                            [ 'wpTarget' => "#{$row->ipb_id}" ]
                        );
                    } else {
                        $links[] = $linkRenderer->makeKnownLink(
                            SpecialPage::getTitleFor( 'Unblock', $row->ipb_address ),
                            $msg['unblocklink']
                        );
                        $links[] = $linkRenderer->makeKnownLink(
                            SpecialPage::getTitleFor( 'Block', $row->ipb_address ),
                            $msg['change-blocklink']
                        );
                    }
                    $formatted .= ' ' . Html::rawElement(
                            'span',
                            [ 'class' => 'mw-blocklist-actions' ],
                            $this->msg( 'parentheses' )->rawParams(
                                $language->pipeList( $links ) )->escaped()
                        );
                }
                if ( $value !== 'infinity' ) {
                    $timestamp = new MWTimestamp( $value );
                    $formatted .= '<br />' . $this->msg(
                        'ipb-blocklist-duration-left',
                        $language->formatDuration(
                            $timestamp->getTimestamp() - time(),
                            // reasonable output
                            [
                                'minutes',
                                'hours',
                                'days',
                                'years',
                            ]
                        )
                    )->escaped();
                }
                break;
 
            case 'ipb_by':
                if ( isset( $row->by_user_name ) ) {
                    $formatted = Linker::userLink( $value, $row->by_user_name );
                    $formatted .= Linker::userToolLinks( $value, $row->by_user_name );
                } else {
                    $formatted = htmlspecialchars( $row->ipb_by_text ); // foreign user?
                }
                break;
 
            case 'ipb_reason':
                $value = CommentStore::getStore()->getComment( 'ipb_reason', $row )->text;
                $formatted = Linker::formatComment( $value );
                break;
 
            case 'ipb_params':
                $properties = [];
                if ( $row->ipb_anon_only ) {
                    $properties[] = htmlspecialchars( $msg['anononlyblock'] );
                }
                if ( $row->ipb_create_account ) {
                    $properties[] = htmlspecialchars( $msg['createaccountblock'] );
                }
                if ( $row->ipb_user && !$row->ipb_enable_autoblock ) {
                    $properties[] = htmlspecialchars( $msg['noautoblockblock'] );
                }
 
                if ( $row->ipb_block_email ) {
                    $properties[] = htmlspecialchars( $msg['emailblock'] );
                }
 
                if ( !$row->ipb_allow_usertalk ) {
                    $properties[] = htmlspecialchars( $msg['blocklist-nousertalk'] );
                }
 
                $formatted = $language->commaList( $properties );
                break;
 
            default:
                $formatted = "Unable to format $name";
                break;
        }
 
        return $formatted;
    }
 
    function getQueryInfo() {
        $commentQuery = CommentStore::getStore()->getJoin( 'ipb_reason' );
        $actorQuery = ActorMigration::newMigration()->getJoin( 'ipb_by' );
 
        $info = [
            'tables' => array_merge(
                [ 'ipblocks' ], $commentQuery['tables'], $actorQuery['tables'], [ 'user' ]
            ),
            'fields' => [
                'ipb_id',
                'ipb_address',
                'ipb_user',
                'by_user_name' => 'user_name',
                'ipb_timestamp',
                'ipb_auto',
                'ipb_anon_only',
                'ipb_create_account',
                'ipb_enable_autoblock',
                'ipb_expiry',
                'ipb_range_start',
                'ipb_range_end',
                'ipb_deleted',
                'ipb_block_email',
                'ipb_allow_usertalk',
            ] + $commentQuery['fields'] + $actorQuery['fields'],
            'conds' => $this->conds,
            'join_conds' => [
                'user' => [ 'LEFT JOIN', 'user_id = ' . $actorQuery['fields']['ipb_by'] ]
            ] + $commentQuery['joins'] + $actorQuery['joins']
        ];
 
        # Filter out any expired blocks
        $db = $this->getDatabase();
        $info['conds'][] = 'ipb_expiry > ' . $db->addQuotes( $db->timestamp() );
 
        # Is the user allowed to see hidden blocks?
        if ( !$this->getUser()->isAllowed( 'hideuser' ) ) {
            $info['conds']['ipb_deleted'] = 0;
        }
 
        return $info;
    }
 
    function getTotalAutoblocks() {
        $dbr = $this->getDatabase();
        $res = $dbr->selectField( 'ipblocks',
            [ 'COUNT(*) AS totalautoblocks' ],
            [
                'ipb_auto' => '1',
                'ipb_expiry >= ' . $dbr->addQuotes( $dbr->timestamp() ),
            ]
        );
        if ( $res ) {
            return $res;
        }
        return 0; // We found nothing
    }
 
    protected function getTableClass() {
        return parent::getTableClass() . ' mw-blocklist';
    }
 
    function getIndexField() {
        return 'ipb_timestamp';
    }
 
    function getDefaultSort() {
        return 'ipb_timestamp';
    }
 
    function isFieldSortable( $name ) {
        return false;
    }
 
    function preprocessResults( $result ) {
        # Do a link batch query
        $lb = new LinkBatch;
        $lb->setCaller( __METHOD__ );
 
        foreach ( $result as $row ) {
            $lb->add( NS_USER, $row->ipb_address );
            $lb->add( NS_USER_TALK, $row->ipb_address );
 
            if ( isset( $row->by_user_name ) ) {
                $lb->add( NS_USER, $row->by_user_name );
                $lb->add( NS_USER_TALK, $row->by_user_name );
            }
        }
 
        $lb->execute();
    }
 
}