{
// A Função MoodleXML(cat, qg, n=10) produz um arquivo no formato Moodle XML
// a partir de uma função geradora de questões qg. São geradas n questões
// na categoria cat. A função qg recebe um inteiro i entre 1 e n e deve
// retornar um objeto q com dois campos: q.text, o texto da questão,
// e q.answer. Se q.answer for um array, a questão é de múltipla escolha,
// com a primeira resposta sendo a resposta correta,
// se q.answer for um número, a questão é numérica, se q.answer for uma
// string, a questão é de tipo 'Resposta curta' e se q.answer for undefined, a questão é do tipo ensaio.
const cat = "Teste";
let xml = MoodleXML(cat, (i) => {
const q = {};
q.text = raw`Quanto é \( ${i}+${i} \) ?`;
q.answer = i + i;
return q;
});
return downloadButton(`${cat}.xml`, xml);
}
function MoodleXML(cat, qg, n = 10) {
let xml = `
<?xml version="1.0" ?>
<quiz>
<question type="category">
<category>
<text>$course$/${cat}</text>
</category></question>
`;
for (let i = 1; i <= n; ++i) {
let q = qg(i);
if (Array.isArray(q.answer)) {
// Multiple
xml =
xml +
`<question type="multichoice">
<name><text>${cat + '#' + i}</text></name>
<questiontext format="html"><text><![CDATA[${q.text}]]></text></questiontext>`;
for (let j = 0; j < q.answer.length; ++j) {
xml =
xml +
`<answer fraction="${j == 0 ? '100' : '0'}">
<text><![CDATA[${q.answer[j]}]]></text>
</answer>`;
}
xml =
xml +
` <shuffleanswers>1</shuffleanswers>
<single>true</single>
<answernumbering>abc</answernumbering>`;
} else if (q.answer === undefined) {
xml =
xml +
`<question type="essay">
<name>
<text>${cat + '#' + i}</text>
</name>
<questiontext format="html">
<text><![CDATA[<p>${q.text}</p>]]></text>
</questiontext>
<defaultgrade>1.0</defaultgrade>
<generalfeedback format="html"><text/></generalfeedback>
<penalty>0.1000000</penalty>
<hidden>0</hidden>
<responserequired>1</responserequired>
<responseformat>noinline</responseformat>
<responsefieldlines>15</responsefieldlines>
<attachments>1</attachments>
<attachmentsrequired>1</attachmentsrequired>
<graderinfo format="html"><text/></graderinfo>
<responsetemplate format="html"><text/></responsetemplate>
`;
} else if (typeof q.answer == 'number') {
// Numeric
xml =
xml +
`<question type="numerical">
<name><text>${cat + '#' + i}</text></name>
<questiontext format="html"><text><![CDATA[${q.text}]]></text></questiontext>`;
xml =
xml +
`<answer fraction="100">
<text><![CDATA[${q.answer}]]></text>
</answer>`;
} else {
// Short
xml =
xml +
`<question type="shortanswer">
<name><text>${cat + '#' + i}</text></name>
<questiontext format="html"><text><![CDATA[${q.text}]]></text></questiontext>`;
xml =
xml +
`<answer fraction="100">
<text><![CDATA[${q.answer}]]></text>
</answer>`;
}
xml = xml + `</question>`;
}
xml = xml + `</quiz>`;
return xml;
}
function downloadButton(filename, str, type = "text/xml") {
const strBlob = new Blob([str], { type: type });
const size = (strBlob.size / 1024).toFixed(0);
const button = DOM.download(
strBlob,
filename,
`Download ${filename} (~${size} KB)`
);
return button;
}
function raw() {
var string = String.raw.apply(String, arguments);
return string;
}
One platform to build and deploy the best data apps
Experiment and prototype by building visualizations in live JavaScript notebooks. Collaborate with your team and decide which concepts to build out.
Use Observable Framework to build data apps locally. Use data loaders to build in any language or library, including Python, SQL, and R.
Seamlessly deploy to Observable. Test before you ship, use automatic deploy-on-commit, and ensure your projects are always up-to-date.