dumpLinks.php

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<?php
require_once( __DIR__ . '/Maintenance.php' );

class DumpLinks extends Maintenance {
        public function __construct() {
                parent::__construct();
                $this->mDescription = "Quick demo hack to generate a plaintext link dump";
        }

        public function execute() {
                $dbr = wfGetDB( DB_SLAVE );
                $result = $dbr->select( array( 'pagelinks', 'page' ),
                        array(
                                'page_id',
                                'page_namespace',
                                'page_title',
                                'pl_namespace',
                                'pl_title' ),
                        array( 'page_id=pl_from' ),
                        __METHOD__,
                        array( 'ORDER BY' => 'page_id' ) );

                $lastPage = null;
                foreach ( $result as $row ) {
                        if ( $lastPage != $row->page_id ) {
                                if ( isset( $lastPage ) ) {
                                        $this->output( "\n" );
                                }
                                $page = Title::makeTitle( $row->page_namespace, $row->page_title );
                                $this->output( $page->getPrefixedUrl() );
                                $lastPage = $row->page_id;
                        }
                        $link = Title::makeTitle( $row->pl_namespace, $row->pl_title );
                        $this->output( " " . $link->getPrefixedUrl() );
                }
                if ( isset( $lastPage ) )
                        $this->output( "\n" );
        }
}

$maintClass = "DumpLinks";
require_once( RUN_MAINTENANCE_IF_MAIN );