SpecialDeletedContributions.php

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<?php
class DeletedContributionsPage extends SpecialPage {
    function __construct() {
        parent::__construct( 'DeletedContributions', 'deletedhistory',
            /*listed*/true, /*function*/false, /*file*/false );
    }

    function execute( $par ) {
        $this->setHeaders();
        $this->outputHeader();

        $user = $this->getUser();

        if ( !$this->userCanExecute( $user ) ) {
            $this->displayRestrictionError();

            return;
        }

        $request = $this->getRequest();
        $out = $this->getOutput();
        $out->setPageTitle( $this->msg( 'deletedcontributions-title' ) );

        $options = [];

        if ( $par !== null ) {
            $target = $par;
        } else {
            $target = $request->getVal( 'target' );
        }

        if ( !strlen( $target ) ) {
            $out->addHTML( $this->getForm( '' ) );

            return;
        }

        $options['limit'] = $request->getInt( 'limit',
            $this->getConfig()->get( 'QueryPageDefaultLimit' ) );
        $options['target'] = $target;

        $userObj = User::newFromName( $target, false );
        if ( !$userObj ) {
            $out->addHTML( $this->getForm( '' ) );

            return;
        }
        $this->getSkin()->setRelevantUser( $userObj );

        $target = $userObj->getName();
        $out->addSubtitle( $this->getSubTitle( $userObj ) );

        $ns = $request->getVal( 'namespace', null );
        if ( $ns !== null && $ns !== '' ) {
            $options['namespace'] = intval( $ns );
        } else {
            $options['namespace'] = '';
        }

        $out->addHTML( $this->getForm( $options ) );

        $pager = new DeletedContribsPager( $this->getContext(), $target, $options['namespace'] );
        if ( !$pager->getNumRows() ) {
            $out->addWikiMsg( 'nocontribs' );

            return;
        }

        # Show a message about slave lag, if applicable
        $lag = wfGetLB()->safeGetLag( $pager->getDatabase() );
        if ( $lag > 0 ) {
            $out->showLagWarning( $lag );
        }

        $out->addHTML(
            '<p>' . $pager->getNavigationBar() . '</p>' .
                $pager->getBody() .
                '<p>' . $pager->getNavigationBar() . '</p>' );

        # If there were contributions, and it was a valid user or IP, show
        # the appropriate "footer" message - WHOIS tools, etc.
        if ( $target != 'newbies' ) {
            $message = IP::isIPAddress( $target ) ?
                'sp-contributions-footer-anon' :
                'sp-contributions-footer';

            if ( !$this->msg( $message )->isDisabled() ) {
                $out->wrapWikiMsg(
                    "<div class='mw-contributions-footer'>\n$1\n</div>",
                    [ $message, $target ]
                );
            }
        }
    }

    function getSubTitle( $userObj ) {
        if ( $userObj->isAnon() ) {
            $user = htmlspecialchars( $userObj->getName() );
        } else {
            $user = Linker::link( $userObj->getUserPage(), htmlspecialchars( $userObj->getName() ) );
        }
        $links = '';
        $nt = $userObj->getUserPage();
        $id = $userObj->getId();
        $talk = $nt->getTalkPage();
        if ( $talk ) {
            # Talk page link
            $tools[] = Linker::link( $talk, $this->msg( 'sp-contributions-talk' )->escaped() );
            if ( ( $id !== null ) || ( $id === null && IP::isIPAddress( $nt->getText() ) ) ) {
                # Block / Change block / Unblock links
                if ( $this->getUser()->isAllowed( 'block' ) ) {
                    if ( $userObj->isBlocked() && $userObj->getBlock()->getType() !== Block::TYPE_AUTO ) {
                        $tools[] = Linker::linkKnown( # Change block link
                            SpecialPage::getTitleFor( 'Block', $nt->getDBkey() ),
                            $this->msg( 'change-blocklink' )->escaped()
                        );
                        $tools[] = Linker::linkKnown( # Unblock link
                            SpecialPage::getTitleFor( 'BlockList' ),
                            $this->msg( 'unblocklink' )->escaped(),
                            [],
                            [
                                'action' => 'unblock',
                                'ip' => $nt->getDBkey()
                            ]
                        );
                    } else {
                        # User is not blocked
                        $tools[] = Linker::linkKnown( # Block link
                            SpecialPage::getTitleFor( 'Block', $nt->getDBkey() ),
                            $this->msg( 'blocklink' )->escaped()
                        );
                    }
                }
                # Block log link
                $tools[] = Linker::linkKnown(
                    SpecialPage::getTitleFor( 'Log' ),
                    $this->msg( 'sp-contributions-blocklog' )->escaped(),
                    [],
                    [
                        'type' => 'block',
                        'page' => $nt->getPrefixedText()
                    ]
                );
                # Suppression log link (bug 59120)
                if ( $this->getUser()->isAllowed( 'suppressionlog' ) ) {
                    $tools[] = Linker::linkKnown(
                        SpecialPage::getTitleFor( 'Log', 'suppress' ),
                        $this->msg( 'sp-contributions-suppresslog' )->escaped(),
                        [],
                        [ 'offender' => $userObj->getName() ]
                    );
                }
            }

            # Uploads
            $tools[] = Linker::linkKnown(
                SpecialPage::getTitleFor( 'Listfiles', $userObj->getName() ),
                $this->msg( 'sp-contributions-uploads' )->escaped()
            );

            # Other logs link
            $tools[] = Linker::linkKnown(
                SpecialPage::getTitleFor( 'Log' ),
                $this->msg( 'sp-contributions-logs' )->escaped(),
                [],
                [ 'user' => $nt->getText() ]
            );
            # Link to contributions
            $tools[] = Linker::linkKnown(
                SpecialPage::getTitleFor( 'Contributions', $nt->getDBkey() ),
                $this->msg( 'sp-deletedcontributions-contribs' )->escaped()
            );

            # Add a link to change user rights for privileged users
            $userrightsPage = new UserrightsPage();
            $userrightsPage->setContext( $this->getContext() );
            if ( $userrightsPage->userCanChangeRights( $userObj ) ) {
                $tools[] = Linker::linkKnown(
                    SpecialPage::getTitleFor( 'Userrights', $nt->getDBkey() ),
                    $this->msg( 'sp-contributions-userrights' )->escaped()
                );
            }

            Hooks::run( 'ContributionsToolLinks', [ $id, $nt, &$tools ] );

            $links = $this->getLanguage()->pipeList( $tools );

            // Show a note if the user is blocked and display the last block log entry.
            $block = Block::newFromTarget( $userObj, $userObj );
            if ( !is_null( $block ) && $block->getType() != Block::TYPE_AUTO ) {
                if ( $block->getType() == Block::TYPE_RANGE ) {
                    $nt = MWNamespace::getCanonicalName( NS_USER ) . ':' . $block->getTarget();
                }

                // LogEventsList::showLogExtract() wants the first parameter by ref
                $out = $this->getOutput();
                LogEventsList::showLogExtract(
                    $out,
                    'block',
                    $nt,
                    '',
                    [
                        'lim' => 1,
                        'showIfEmpty' => false,
                        'msgKey' => [
                            'sp-contributions-blocked-notice',
                            $userObj->getName() # Support GENDER in 'sp-contributions-blocked-notice'
                        ],
                        'offset' => '' # don't use $this->getRequest() parameter offset
                    ]
                );
            }
        }

        return $this->msg( 'contribsub2' )->rawParams( $user, $links )->params( $userObj->getName() );
    }

    function getForm( $options ) {
        $options['title'] = $this->getPageTitle()->getPrefixedText();
        if ( !isset( $options['target'] ) ) {
            $options['target'] = '';
        } else {
            $options['target'] = str_replace( '_', ' ', $options['target'] );
        }

        if ( !isset( $options['namespace'] ) ) {
            $options['namespace'] = '';
        }

        if ( !isset( $options['contribs'] ) ) {
            $options['contribs'] = 'user';
        }

        if ( $options['contribs'] == 'newbie' ) {
            $options['target'] = '';
        }

        $f = Xml::openElement( 'form', [ 'method' => 'get', 'action' => wfScript() ] );

        foreach ( $options as $name => $value ) {
            if ( in_array( $name, [ 'namespace', 'target', 'contribs' ] ) ) {
                continue;
            }
            $f .= "\t" . Html::hidden( $name, $value ) . "\n";
        }

        $this->getOutput()->addModules( 'mediawiki.userSuggest' );

        $f .= Xml::openElement( 'fieldset' );
        $f .= Xml::element( 'legend', [], $this->msg( 'sp-contributions-search' )->text() );
        $f .= Xml::tags(
            'label',
            [ 'for' => 'target' ],
            $this->msg( 'sp-contributions-username' )->parse()
        ) . ' ';
        $f .= Html::input(
            'target',
            $options['target'],
            'text',
            [
                'size' => '20',
                'required' => '',
                'class' => [
                    'mw-autocomplete-user', // used by mediawiki.userSuggest
                ],
            ] + ( $options['target'] ? [] : [ 'autofocus' ] )
        ) . ' ';
        $f .= Html::namespaceSelector(
            [
                'selected' => $options['namespace'],
                'all' => '',
                'label' => $this->msg( 'namespace' )->text()
            ],
            [
                'name' => 'namespace',
                'id' => 'namespace',
                'class' => 'namespaceselector',
            ]
        ) . ' ';
        $f .= Xml::submitButton( $this->msg( 'sp-contributions-submit' )->text() );
        $f .= Xml::closeElement( 'fieldset' );
        $f .= Xml::closeElement( 'form' );

        return $f;
    }

    public function prefixSearchSubpages( $search, $limit, $offset ) {
        $user = User::newFromName( $search );
        if ( !$user ) {
            // No prefix suggestion for invalid user
            return [];
        }
        // Autocomplete subpage as user list - public to allow caching
        return UserNamePrefixSearch::search( 'public', $search, $limit, $offset );
    }

    protected function getGroupName() {
        return 'users';
    }
}