ApiImport.php

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<?php
class ApiImport extends ApiBase {
 
    private $wikiImporterFactory;
 
    public function __construct(
        ApiMain $main,
        $action,
        WikiImporterFactory $wikiImporterFactory
    ) {
        parent::__construct( $main, $action );
 
        $this->wikiImporterFactory = $wikiImporterFactory;
    }
 
    public function execute() {
        $this->useTransactionalTimeLimit();
        $user = $this->getUser();
        $params = $this->extractRequestParams();
 
        $this->requireMaxOneParameter( $params, 'namespace', 'rootpage' );
 
        $isUpload = false;
        if ( isset( $params['interwikisource'] ) ) {
            if ( !$this->getAuthority()->isAllowed( 'import' ) ) {
                $this->dieWithError( 'apierror-cantimport' );
            }
            if ( !isset( $params['interwikipage'] ) ) {
                $this->dieWithError( [ 'apierror-missingparam', 'interwikipage' ] );
            }
            $source = ImportStreamSource::newFromInterwiki(
                $params['interwikisource'],
                $params['interwikipage'],
                $params['fullhistory'],
                $params['templates']
            );
            $usernamePrefix = $params['interwikisource'];
        } else {
            $isUpload = true;
            if ( !$this->getAuthority()->isAllowed( 'importupload' ) ) {
                $this->dieWithError( 'apierror-cantimport-upload' );
            }
            $source = ImportStreamSource::newFromUpload( 'xml' );
            $usernamePrefix = (string)$params['interwikiprefix'];
            if ( $usernamePrefix === '' ) {
                $encParamName = $this->encodeParamName( 'interwikiprefix' );
                $this->dieWithError( [ 'apierror-missingparam', $encParamName ] );
            }
        }
        if ( !$source->isOK() ) {
            $this->dieStatus( $source );
        }
 
        // Check if user can add the log entry tags which were requested
        if ( $params['tags'] ) {
            $ableToTag = ChangeTags::canAddTagsAccompanyingChange( $params['tags'], $this->getAuthority() );
            if ( !$ableToTag->isOK() ) {
                $this->dieStatus( $ableToTag );
            }
        }
 
        $importer = $this->wikiImporterFactory->getWikiImporter( $source->value );
        if ( isset( $params['namespace'] ) ) {
            $importer->setTargetNamespace( $params['namespace'] );
        } elseif ( isset( $params['rootpage'] ) ) {
            $statusRootPage = $importer->setTargetRootPage( $params['rootpage'] );
            if ( !$statusRootPage->isGood() ) {
                $this->dieStatus( $statusRootPage );
            }
        }
        $importer->setUsernamePrefix( $usernamePrefix, $params['assignknownusers'] );
        $reporter = new ApiImportReporter(
            $importer,
            $isUpload,
            $params['interwikisource'],
            $params['summary']
        );
        if ( $params['tags'] ) {
            $reporter->setChangeTags( $params['tags'] );
        }
 
        try {
            $importer->doImport();
        } catch ( Exception $e ) {
            $this->dieWithException( $e, [ 'wrap' => 'apierror-import-unknownerror' ] );
        }
 
        $resultData = $reporter->getData();
        $result = $this->getResult();
        ApiResult::setIndexedTagName( $resultData, 'page' );
        $result->addValue( null, $this->getModuleName(), $resultData );
    }
 
    public function getAllowedImportSources() {
        $importSources = $this->getConfig()->get( 'ImportSources' );
        $this->getHookRunner()->onImportSources( $importSources );
 
        $result = [];
        foreach ( $importSources as $key => $value ) {
            if ( is_int( $key ) ) {
                $result[] = $value;
            } else {
                foreach ( $value as $subproject ) {
                    $result[] = "$key:$subproject";
                }
            }
        }
        return $result;
    }
 
    public function mustBePosted() {
        return true;
    }
 
    public function isWriteMode() {
        return true;
    }
 
    public function getAllowedParams() {
        return [
            'summary' => null,
            'xml' => [
                ApiBase::PARAM_TYPE => 'upload',
            ],
            'interwikiprefix' => [
                ApiBase::PARAM_TYPE => 'string',
            ],
            'interwikisource' => [
                ApiBase::PARAM_TYPE => $this->getAllowedImportSources(),
            ],
            'interwikipage' => null,
            'fullhistory' => false,
            'templates' => false,
            'namespace' => [
                ApiBase::PARAM_TYPE => 'namespace'
            ],
            'assignknownusers' => false,
            'rootpage' => null,
            'tags' => [
                ApiBase::PARAM_TYPE => 'tags',
                ApiBase::PARAM_ISMULTI => true,
            ],
        ];
    }
 
    public function needsToken() {
        return 'csrf';
    }
 
    protected function getExamplesMessages() {
        return [
            'action=import&interwikisource=meta&interwikipage=Help:ParserFunctions&' .
                'namespace=100&fullhistory=&token=123ABC'
                => 'apihelp-import-example-import',
        ];
    }
 
    public function getHelpUrls() {
        return 'https://www.mediawiki.org/wiki/Special:MyLanguage/API:Import';
    }
}