SpecialBlockList.php

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<?php
use MediaWiki\Block\BlockActionInfo;
use MediaWiki\Block\BlockRestrictionStore;
use MediaWiki\Block\BlockUtils;
use MediaWiki\Block\DatabaseBlock;
use MediaWiki\Cache\LinkBatchFactory;
use Wikimedia\IPUtils;
use Wikimedia\Rdbms\IDatabase;
use Wikimedia\Rdbms\ILoadBalancer;
 
class SpecialBlockList extends SpecialPage {
    protected $target;
 
    protected $options;
 
    protected $blockType;
 
    private $linkBatchFactory;
 
    private $blockRestrictionStore;
 
    private $loadBalancer;
 
    private $commentStore;
 
    private $blockUtils;
 
    private $blockActionInfo;
 
    public function __construct(
        LinkBatchFactory $linkBatchFactory,
        BlockRestrictionStore $blockRestrictionStore,
        ILoadBalancer $loadBalancer,
        CommentStore $commentStore,
        BlockUtils $blockUtils,
        BlockActionInfo $blockActionInfo
    ) {
        parent::__construct( 'BlockList' );
 
        $this->linkBatchFactory = $linkBatchFactory;
        $this->blockRestrictionStore = $blockRestrictionStore;
        $this->loadBalancer = $loadBalancer;
        $this->commentStore = $commentStore;
        $this->blockUtils = $blockUtils;
        $this->blockActionInfo = $blockActionInfo;
    }
 
    public function execute( $par ) {
        $this->setHeaders();
        $this->outputHeader();
        $this->addHelpLink( 'Help:Blocking_users' );
        $out = $this->getOutput();
        $out->setPageTitle( $this->msg( 'ipblocklist' ) );
        $out->addModuleStyles( [ 'mediawiki.special' ] );
 
        $request = $this->getRequest();
        $par = $request->getVal( 'ip', $par ?? '' );
        $this->target = trim( $request->getVal( 'wpTarget', $par ) );
 
        $this->options = $request->getArray( 'wpOptions', [] );
        $this->blockType = $request->getVal( 'blockType' );
 
        $action = $request->getText( 'action' );
 
        if ( $action == 'unblock' || $action == 'submit' && $request->wasPosted() ) {
            # B/C @since 1.18: Unblock interface is now at Special:Unblock
            $title = $this->getSpecialPageFactory()->getTitleForAlias( 'Unblock/' . $this->target );
            $out->redirect( $title->getFullURL() );
 
            return;
        }
 
        # setup BlockListPager here to get the actual default Limit
        $pager = $this->getBlockListPager();
 
        # Just show the block list
        $fields = [
            'Target' => [
                'type' => 'user',
                'label-message' => 'ipaddressorusername',
                'tabindex' => '1',
                'size' => '45',
                'default' => $this->target,
            ],
            'Options' => [
                'type' => 'multiselect',
                'options-messages' => [
                    'blocklist-tempblocks' => 'tempblocks',
                    'blocklist-indefblocks' => 'indefblocks',
                    'blocklist-autoblocks' => 'autoblocks',
                    'blocklist-userblocks' => 'userblocks',
                    'blocklist-addressblocks' => 'addressblocks',
                    'blocklist-rangeblocks' => 'rangeblocks',
                ],
                'flatlist' => true,
            ],
        ];
 
        $fields['BlockType'] = [
            'type' => 'select',
            'label-message' => 'blocklist-type',
            'options' => [
                $this->msg( 'blocklist-type-opt-all' )->escaped() => '',
                $this->msg( 'blocklist-type-opt-sitewide' )->escaped() => 'sitewide',
                $this->msg( 'blocklist-type-opt-partial' )->escaped() => 'partial',
            ],
            'name' => 'blockType',
            'cssclass' => 'mw-field-block-type',
        ];
 
        $fields['Limit'] = [
            'type' => 'limitselect',
            'label-message' => 'table_pager_limit_label',
            'options' => $pager->getLimitSelectList(),
            'name' => 'limit',
            'default' => $pager->getLimit(),
            'cssclass' => 'mw-field-limit mw-has-field-block-type',
        ];
 
        $context = new DerivativeContext( $this->getContext() );
        $context->setTitle( $this->getPageTitle() ); // Remove subpage
        $form = HTMLForm::factory( 'ooui', $fields, $context );
        $form
            ->setMethod( 'get' )
            ->setFormIdentifier( 'blocklist' )
            ->setWrapperLegendMsg( 'ipblocklist-legend' )
            ->setSubmitTextMsg( 'ipblocklist-submit' )
            ->prepareForm()
            ->displayForm( false );
 
        $this->showList( $pager );
    }
 
    protected function getBlockListPager() {
        $conds = [];
        $db = $this->getDB();
        # Is the user allowed to see hidden blocks?
        if ( !$this->getAuthority()->isAllowed( 'hideuser' ) ) {
            $conds['ipb_deleted'] = 0;
        }
 
        if ( $this->target !== '' ) {
            list( $target, $type ) = $this->blockUtils->parseBlockTarget( $this->target );
 
            switch ( $type ) {
                case DatabaseBlock::TYPE_ID:
                case DatabaseBlock::TYPE_AUTO:
                    $conds['ipb_id'] = $target;
                    break;
 
                case DatabaseBlock::TYPE_IP:
                case DatabaseBlock::TYPE_RANGE:
                    list( $start, $end ) = IPUtils::parseRange( $target );
                    $conds[] = $db->makeList(
                        [
                            'ipb_address' => $target,
                            DatabaseBlock::getRangeCond( $start, $end )
                        ],
                        LIST_OR
                    );
                    $conds['ipb_auto'] = 0;
                    break;
 
                case DatabaseBlock::TYPE_USER:
                    $conds['ipb_address'] = $target->getName();
                    $conds['ipb_auto'] = 0;
                    break;
            }
        }
 
        # Apply filters
        if ( in_array( 'userblocks', $this->options ) ) {
            $conds['ipb_user'] = 0;
        }
        if ( in_array( 'autoblocks', $this->options ) ) {
            // ipb_parent_block_id = 0 because of T282890
            $conds[] = "ipb_parent_block_id IS NULL OR ipb_parent_block_id = 0";
        }
        if ( in_array( 'addressblocks', $this->options ) ) {
            $conds[] = "ipb_user != 0 OR ipb_range_end > ipb_range_start";
        }
        if ( in_array( 'rangeblocks', $this->options ) ) {
            $conds[] = "ipb_range_end = ipb_range_start";
        }
 
        $hideTemp = in_array( 'tempblocks', $this->options );
        $hideIndef = in_array( 'indefblocks', $this->options );
        if ( $hideTemp && $hideIndef ) {
            // If both types are hidden, ensure query doesn't produce any results
            $conds[] = '1=0';
        } elseif ( $hideTemp ) {
            $conds['ipb_expiry'] = $db->getInfinity();
        } elseif ( $hideIndef ) {
            $conds[] = "ipb_expiry != " . $db->addQuotes( $db->getInfinity() );
        }
 
        if ( $this->blockType === 'sitewide' ) {
            $conds['ipb_sitewide'] = 1;
        } elseif ( $this->blockType === 'partial' ) {
            $conds['ipb_sitewide'] = 0;
        }
 
        return new BlockListPager(
            $this,
            $conds,
            $this->linkBatchFactory,
            $this->blockRestrictionStore,
            $this->loadBalancer,
            $this->getSpecialPageFactory(),
            $this->commentStore,
            $this->blockUtils,
            $this->blockActionInfo
        );
    }
 
    protected function showList( BlockListPager $pager ) {
        $out = $this->getOutput();
 
        # Check for other blocks, i.e. global/tor blocks
        $otherBlockLink = [];
        $this->getHookRunner()->onOtherBlockLogLink( $otherBlockLink, $this->target );
 
        # Show additional header for the local block only when other blocks exists.
        # Not necessary in a standard installation without such extensions enabled
        if ( count( $otherBlockLink ) ) {
            $out->addHTML(
                Html::element( 'h2', [], $this->msg( 'ipblocklist-localblock' )->text() ) . "\n"
            );
        }
 
        if ( $pager->getNumRows() ) {
            $out->addParserOutputContent( $pager->getFullOutput() );
        } elseif ( $this->target ) {
            $out->addWikiMsg( 'ipblocklist-no-results' );
        } else {
            $out->addWikiMsg( 'ipblocklist-empty' );
        }
 
        if ( count( $otherBlockLink ) ) {
            $out->addHTML(
                Html::rawElement(
                    'h2',
                    [],
                    $this->msg( 'ipblocklist-otherblocks', count( $otherBlockLink ) )->parse()
                ) . "\n"
            );
            $list = '';
            foreach ( $otherBlockLink as $link ) {
                $list .= Html::rawElement( 'li', [], $link ) . "\n";
            }
            $out->addHTML( Html::rawElement(
                'ul',
                [ 'class' => 'mw-ipblocklist-otherblocks' ],
                $list
            ) . "\n" );
        }
    }
 
    protected function getGroupName() {
        return 'users';
    }
 
    protected function getDB() {
        return $this->loadBalancer->getConnectionRef( ILoadBalancer::DB_REPLICA );
    }
}