SpecialMytalk.php

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<?php
namespace MediaWiki\Specials\Redirects;
 
use MediaWiki\Auth\AuthManager;
use MediaWiki\ChangeTags\ChangeTags;
use MediaWiki\HTMLForm\HTMLForm;
use MediaWiki\SpecialPage\RedirectSpecialArticle;
use MediaWiki\Status\Status;
use MediaWiki\Title\Title;
use MediaWiki\User\TempUser\TempUserConfig;
use MediaWiki\User\TempUser\TempUserCreator;
 
class SpecialMytalk extends RedirectSpecialArticle {
 
    private bool $shouldRedirect = true;
 
    public function __construct(
        private readonly TempUserConfig $tempUserConfig,
        private readonly TempUserCreator $tempUserCreator,
        private readonly AuthManager $authManager,
    ) {
        parent::__construct( 'Mytalk' );
    }
 
    public function execute( $subpage ) {
        if ( $this->tempUserConfig->isEnabled() && $this->getUser()->isAnon() ) {
            $this->shouldRedirect = false;
            $block = $this->getUser()->getBlock();
            if ( $block && $block->isUsertalkEditAllowed() ) {
                // Show the user a form for creating a temporary user to appeal their block
                $this->setHeaders();
                $this->outputHeader( 'mytalk-appeal-summary' );
                $form = $this->getUserTalkAppealForm();
                $status = $form->show();
                if ( $status && $status->isOK() ) {
                    // Set the context user to the new temporary user, and continue to
                    // redirect to the talk page.
                    $this->authManager->setRequestContextUserFromSessionUser();
                } else {
                    if ( $status instanceof Status ) {
                        $this->getOutput()->addWikiMsg( $status->getMessage() );
                    }
                    return;
                }
            } else {
                // Redirect to login for anon users when temp accounts are enabled.
                $this->requireLogin();
                return;
            }
        }
        parent::execute( $subpage );
    }
 
    private function getUserTalkAppealForm() {
        $form = HTMLForm::factory( 'ooui', [], $this->getContext() );
        $form->setMethod( 'post' )
            ->setSubmitTextMsg( 'mytalk-appeal-submit' )
            ->setSubmitCallback( $this->onSubmit( ... ) );
        return $form;
    }
 
    public function onSubmit() {
        $tags = [];
        $block = $this->getUser()->getBlock();
        if ( $block && $block->isCreateAccountBlocked() && $block->appliesToNamespace( NS_USER_TALK ) ) {
            // Apply a designated tag because temporary accounts created from IPs blocked from account creation
            // may be confusing. Limit this to sitewide blocks (and partial blocks affecting NS_USER_TALK), since
            // temporary accounts created under partial blocks can still edit pages other than their own talk page
            $tags[] = ChangeTags::TAG_IPBLOCK_APPEAL;
        }
        return $this->tempUserCreator->create(
            null,
            $this->getContext()->getRequest(),
            $tags
        );
    }
 
    public function getDescription() {
        if ( !$this->shouldRedirect ) {
            return $this->msg( 'mytalk-appeal' );
        }
    }
 
    public function getRedirect( $subpage ) {
        if ( $this->tempUserConfig->isEnabled() && $this->getUser()->isAnon() ) {
            return false;
        }
 
        if ( $subpage === null || $subpage === '' ) {
            return Title::makeTitle( NS_USER_TALK, $this->getUser()->getName() );
        }
 
        return Title::makeTitle( NS_USER_TALK, $this->getUser()->getName() . '/' . $subpage );
    }
 
    public function personallyIdentifiableTarget() {
        return true;
    }
}
class_alias( SpecialMytalk::class, 'SpecialMytalk' );