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| -rw-r--r-- | moodle-scraper.js | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/moodle-scraper.js b/moodle-scraper.js new file mode 100644 index 0000000..ec5b5e8 --- /dev/null +++ b/moodle-scraper.js @@ -0,0 +1,145 @@ +/* + * This script scrapes the questions in a moodle questionary + * and saves them into a local txt file + */ + +// Downloadable file function +function download(filename, text) +{ + let element = document.createElement('a'); + element.setAttribute('href', 'data:text/plain;charset=utf-8,' + encodeURIComponent(text)); + element.setAttribute('download', filename); + element.style.display = 'none'; + document.body.appendChild(element); + element.click(); + document.body.removeChild(element); +} + +// Declaring Vars +let questions, output = "", exposed = false, exposedAnswers = []; + +// Checking for exposed answers and storing them in a array; +if ( document.querySelectorAll('[class=rightanswer]').length > 0 ) +{ + exposed = true; + exposedAnswers = document.querySelectorAll('[class=rightanswer]'); +} + +// Grabbing All the Questions +questions = document.querySelectorAll('[id^=question]'); + +// Iterating Questions +for (let i = 0; i < questions.length; i++) +{ + let answer = "Question " + (i + 1) + " : " + questions[i].getElementsByClassName("qtext")[0].innerText + "\n\n"; + //Grabing Question Type + switch (questions[i].classList[1]) + { + // True/False Type Questions + case "truefalse": + if ( exposed ) + { + answer += exposedAnswers[i].innerText.replace(/(\r\n|\n|\r)/gm,"") + "\n"; + } + else + { + answer += "Answer:\n" + // If answer is correct grabs the correct one + if ( questions[i].classList.contains("correct") ) + { + answer += questions[i].getElementsByClassName("answer")[0].getElementsByClassName("correct")[0].getElementsByTagName("label")[0].textContent + "\n"; + } + // Else grabs the opposite one + else + { + if ( questions[i].querySelectorAll('[class=answer]')[0].innerHTML.includes("fa-check") ) + { + if ( questions[i].querySelectorAll('[class=answer]')[0].childNodes[0].classList.contains("incorrect") ) + { + answer += questions[i].querySelectorAll('[class=answer]')[0].childNodes[1].innerText + "\n"; + } + else + { + answer += questions[i].querySelectorAll('[class=answer]')[0].childNodes[0].innerText + "\n"; + } + } + else + { + // In case the question ain't verified + if ( questions[i].querySelectorAll('[class=answer]')[0].childNodes[0].childNodes[0].checked ) + { + answer += questions[i].querySelectorAll('[class=answer]')[0].childNodes[0].innerText + " -> NOT CHECKED :( !!!\n"; + } + else + { + answer += questions[i].querySelectorAll('[class=answer]')[0].childNodes[1].innerText + " -> NOT CHECKED :( !!!\n"; + } + } + } + } + break; + + // Selecting the correct options inside of every field + case "match": + if ( exposed ) + { + answer += exposedAnswers[i].innerText.replace(/(\r\n|\n\n|\r)/gm,"\n") + "\n"; + } + else + { + answer += "Answer:\n" + for ( let j = 0; j < questions[i].getElementsByClassName("answer")[0].getElementsByTagName("tr").length; j++ ) + { + + answer += questions[i].getElementsByClassName("answer")[0].getElementsByTagName("tr")[j].getElementsByClassName("text")[0].innerText.replace(/(\r\n|\n|\r)/gm,"") + " -> " + + questions[i].getElementsByClassName("answer")[0].getElementsByTagName("tr")[j].getElementsByClassName("custom-select")[0].selectedOptions[0].innerText; + + if ( questions[i].getElementsByClassName("answer")[0].getElementsByTagName("tr")[j].getElementsByClassName("icon").length > 0 ) + { + answer += " = " + questions[i].getElementsByClassName("answer")[0].getElementsByTagName("tr")[j].getElementsByClassName("icon")[0].title + "\n"; + } + else + { + // In case the question ain't verified + answer += " -> NOT CHECKED :( !!!\n" + } + } + answer += "\n" + } + break; + + // Multi Choice Questions + case "multichoice": + if ( exposed ) + { + answer += exposedAnswers[i].innerText.replace(/(\r\n|\n\n|\r)/gm,"\n") + "\n"; + } + else + { + answer += "Answer:\n" + if ( questions[i].getElementsByClassName("answer")[0].querySelectorAll('[class$=correct]').length > 0 ) + { + for ( let j = 0; j < questions[i].getElementsByClassName("answer")[0].querySelectorAll('[class$=correct]').length; j++ ) + { + answer += questions[i].getElementsByClassName("answer")[0].querySelectorAll('[class$=correct]')[j].getElementsByTagName('label')[0].innerText.replace(/(\r\n|\n|\r)/gm,"") + " -> " + + questions[i].getElementsByClassName("answer")[0].querySelector('[class$=correct]').getElementsByClassName("icon")[0].title + "\n" + } + } + else + { + // In case the question ain't verified + for ( let j = 0; j < questions[i].getElementsByClassName("answer")[0].childNodes.length; j += 2 ) + { + if ( questions[i].getElementsByClassName("answer")[0].childNodes[j].innerHTML.includes("checked=") ) + { + answer += questions[i].getElementsByClassName("answer")[0].childNodes[j].innerText.replace(/(\r\n|\n|\r)/gm,"") + " -> NOT CHECKED :( !!!\n" + } + } + } + answer += "\n" + } + } + output += answer + "\n-----------------------------------------------\n\n"; +} + +download(document.title + ".txt", output); |