wikimedia/mediawiki-extensions-UploadWizard

( function () {
    /**
     * Represents an object which send a direct request to the MediaWiki API.
     * This is used when there is no actual file payload (eg. Flickr import)
     *
     * @class
     * @param {mw.UploadWizardUpload} upload current upload
     * @param {mw.Api} api
     */
    mw.ApiUploadPostHandler = function ( upload, api ) {
        mw.ApiUploadHandler.call( this, upload, api );

        this.request = null;
    };

    OO.inheritClass( mw.ApiUploadPostHandler, mw.ApiUploadHandler );

    mw.ApiUploadPostHandler.prototype.abort = function () {
        this.request.abort();
    };

    /**
     * @return {jQuery.Promise}
     */
    mw.ApiUploadPostHandler.prototype.submit = function () {
        var tempname = this.upload.getFilename(),
            ext = tempname.split( '.' ).pop();

        // Limit filename length to 240 bytes (limit hardcoded in UploadBase.php).
        if ( tempname.length > 240 ) {
            tempname = tempname.slice( 0, 240 - ext.length - 1 ) + '.' + ext;
        }

        this.upload.ui.setStatus( 'mwe-upwiz-transport-started' );

        this.request = this.api.postWithToken( 'csrf', {
            action: 'upload',
            stash: 1,
            ignorewarnings: 1,
            url: this.upload.file.url,
            filename: tempname
        } );

        return this.request;
    };
}() );