ApiChangeContentModel.php

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<?php
 
use MediaWiki\Content\IContentHandlerFactory;
use MediaWiki\Page\ContentModelChangeFactory;
use Wikimedia\ParamValidator\ParamValidator;
 
class ApiChangeContentModel extends ApiBase {
 
    private $contentHandlerFactory;
 
    private $contentModelChangeFactory;
 
    public function __construct(
        ApiMain $main,
        $action,
        IContentHandlerFactory $contentHandlerFactory,
        ContentModelChangeFactory $contentModelChangeFactory
    ) {
        parent::__construct( $main, $action );
        $this->contentHandlerFactory = $contentHandlerFactory;
        $this->contentModelChangeFactory = $contentModelChangeFactory;
    }
 
    public function execute() {
        $params = $this->extractRequestParams();
        $wikiPage = $this->getTitleOrPageId( $params );
        $title = $wikiPage->getTitle();
        $this->getErrorFormatter()->setContextTitle( $title );
 
        if ( !$title->exists() ) {
            $this->dieWithError( 'apierror-changecontentmodel-missingtitle' );
        }
 
        $newModel = $params['model'];
 
        $this->checkUserRightsAny( 'editcontentmodel' );
        $changer = $this->contentModelChangeFactory->newContentModelChange(
            $this->getAuthority(),
            $wikiPage,
            $newModel
        );
        // Status messages should be apierror-*
        $changer->setMessagePrefix( 'apierror-' );
        $permissionStatus = $changer->authorizeChange();
        if ( !$permissionStatus->isGood() ) {
            $this->dieStatus( $permissionStatus );
        }
 
        if ( $params['tags'] ) {
            $tagStatus = $changer->setTags( $params['tags'] );
            if ( !$tagStatus->isGood() ) {
                $this->dieStatus( $tagStatus );
            }
        }
 
        // Everything passed, make the conversion
        try {
            $status = $changer->doContentModelChange(
                $this->getContext(),
                $params['summary'],
                $params['bot']
            );
        } catch ( ThrottledError $te ) {
            $this->dieWithError( 'apierror-ratelimited' );
        }
 
        if ( !$status->isGood() ) {
            // Failed
            $this->dieStatus( $status );
        }
        $logid = $status->getValue()['logid'];
 
        $result = [
            'result' => 'Success',
            'title' => $title->getPrefixedText(),
            'pageid' => $title->getArticleID(),
            'contentmodel' => $title->getContentModel( Title::READ_LATEST ),
            'logid' => $logid,
            'revid' => $title->getLatestRevID( Title::READ_LATEST ),
        ];
 
        $this->getResult()->addValue( null, $this->getModuleName(), $result );
    }
 
    public function getAllowedParams() {
        $models = $this->contentHandlerFactory->getContentModels();
        $modelOptions = [];
        foreach ( $models as $model ) {
            $handler = $this->contentHandlerFactory->getContentHandler( $model );
            if ( !$handler->supportsDirectEditing() ) {
                continue;
            }
            $modelOptions[] = $model;
        }
 
        return [
            'title' => [
                ParamValidator::PARAM_TYPE => 'string',
            ],
            'pageid' => [
                ParamValidator::PARAM_TYPE => 'integer',
            ],
            'summary' => [
                ParamValidator::PARAM_TYPE => 'string',
            ],
            'tags' => [
                ParamValidator::PARAM_TYPE => 'tags',
                ParamValidator::PARAM_ISMULTI => true,
            ],
            'model' => [
                ParamValidator::PARAM_TYPE => $modelOptions,
                ParamValidator::PARAM_REQUIRED => true,
            ],
            'bot' => false,
        ];
    }
 
    public function mustBePosted() {
        return true;
    }
 
    public function isWriteMode() {
        return true;
    }
 
    public function needsToken() {
        return 'csrf';
    }
 
    public function getHelpUrls() {
        return 'https://www.mediawiki.org/wiki/Special:MyLanguage/Help:ChangeContentModel';
    }
 
    protected function getExamplesMessages() {
        return [
            'action=changecontentmodel&title=Main Page&model=text&token=123ABC'
                => 'apihelp-changecontentmodel-example'
        ];
    }
}