MediaWiki:Gadget-CreateAccountOnSubmit.js

$("#TfacsSubmitApplication").click( function(event) {
	event.preventDefault();

	var caTokenPrms = {
		action: 'query',
		meta: 'authmanagerinfo|tokens',
		amirequestsfor: 'create',
		type: 'createaccount',
		format: 'json'
	},
	api = new mw.Api();

	api.get( caTokenPrms ).done( function ( data ) {

		console.log( data );

		var token = data.query.tokens.createaccounttoken;

		var caCaptchaId = data.query.authmanagerinfo.requests[0].fields.captchaId.value,
			caCaptchaMath = data.query.authmanagerinfo.requests[0].fields.captchaInfo.value;
		caCaptchaMath = caCaptchaMath.replace(' =','');
		var caCaptchaAnswer = eval(caCaptchaMath);
		console.log( 'Captcha: ' + caCaptchaMath + ': ' + caCaptchaAnswer );

		var caFirstName = $('#caFirstName').val(),
			caLastName = $('#caLastName').val(),
			caEmail = $('#caEmail').val(),
			caUsername = caFirstName + caLastName;

		console.log( 'caCaptchaId: ' + caCaptchaId );
		console.log( 'token: ' + token );
		console.log( 'caUsername: ' + caUsername );
		console.log( 'caEmail: ' + caEmail );

		var caPrms = {
				action: 'createaccount',
				createreturnurl: 'https://tfacs.tsadra.org',
				createtoken: token,
				username: caUsername,
				mailpassword: true,
				reason: 'New scholarship applicant',
				email: caEmail,
				captchaId: caCaptchaId,
				captchaWord: caCaptchaAnswer,
				format: 'json'
			};
		
		api.post( caPrms ).done( function ( data ) {
			console.log( data.createaccount.status + ': ' + data.createaccount.messagecode + '; ' + data.createaccount.message );
		} );

	} );

} );