KhanHack

Here is a Khan Academy Solver!

Versión del día 15/4/2023. Echa un vistazo a la versión más reciente.

Tendrás que instalar una extensión para tu navegador como Tampermonkey, Greasemonkey o Violentmonkey si quieres utilizar este script.

You will need to install an extension such as Tampermonkey to install this script.

Tendrás que instalar una extensión como Tampermonkey o Violentmonkey para instalar este script.

Necesitarás instalar una extensión como Tampermonkey o Userscripts para instalar este script.

Tendrás que instalar una extensión como Tampermonkey antes de poder instalar este script.

Necesitarás instalar una extensión para administrar scripts de usuario si quieres instalar este script.

(Ya tengo un administrador de scripts de usuario, déjame instalarlo)

Tendrás que instalar una extensión como Stylus antes de poder instalar este script.

Tendrás que instalar una extensión como Stylus antes de poder instalar este script.

Tendrás que instalar una extensión como Stylus antes de poder instalar este script.

Para poder instalar esto tendrás que instalar primero una extensión de estilos de usuario.

Para poder instalar esto tendrás que instalar primero una extensión de estilos de usuario.

Para poder instalar esto tendrás que instalar primero una extensión de estilos de usuario.

(Ya tengo un administrador de estilos de usuario, déjame instalarlo)

// ==UserScript==
// @name         KhanHack
// @version      3.9
// @description  Here is a Khan Academy Solver!
// @author       Logzilla6
// @match        https://www.khanacademy.org/*
// @grant        none
// @namespace https://greasyfork.org/users/783447
// ==/UserScript==


(function () {
  let overlayHTML = ` <link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=Roboto&display=swap" rel="stylesheet">
<div id="box">
<button class="main" id="accordian">Toggle</button>
    <div class="main" id="box2">
        <center><p class="pdark" id="pdark"> KhanHack </p></center>
        <button onclick="location.reload()" class="inputans">Reset Answer List</button>
        <br>
        <center><section><label id="ansHead">-Answers-</label></section></center>

        <center id="mainCen">
        <section><label id="ansBreak">&nbsp;</label></section>
        
        </center>
        <section><label>&nbsp;</label></section>
        <section class="toggleclass"><label>M also toggles Menu</label></section>
    </div>
</div>

<style>
#box {
    z-index: 9999;
    position: fixed;
    top: 0;
    right: 0;}
#box2 {
    padding: 15px;
    margin-bottom: 5px;
    display: grid;
    border-radius: 25px;};
section {
    display: flex;
    justify-content: space-between;margin:5px;}
.main {
    background-color: #072357;
    letter-spacing: 2px;
    font-weight: none;
    font-size: 11px;
    font-family: 'Roboto', sans-serif;
    color:white;
    webkit-user-select: all;}
.pdark {
   border-bottom:2px solid white;

   }
#accordian {
    width: 100%;
    border: 0;
    cursor: pointer;
    border-radius: 25px;}
.inputans {
    border: 0;
    cursor: pointer;
    border-radius: 25px;
    background-color: #0b40a1;
    color: white;
    font-family: 'Roboto', sans-serif;
}
.inputans:hover {
background-color: #0b378a;
}
.toggleclass {
text-align: center;
}
</style>
`



function get(x) { return document.getElementById(x); }

let overlay = document.createElement("div");
    overlay.innerHTML = overlayHTML;
    document.body.appendChild(overlay);

let acc = get("accordian"),
    darkToggle = get("darkToggle"),
    ansbutton = get("inputans"),
    ansbutton2 = get("inputans2")

acc.onclick = function() {
    let panel = get("box2");
    let acc = get("accordian")
    if (panel.style.display == "grid") panel.style.display = "none";
    else { panel.style.display = "grid";}

}

document.addEventListener('keydown', (event) => {
    if (event.key === 'm') {

      let panel = get("box2");
    if (panel.style.display == "grid") panel.style.display = "none";
    else { panel.style.display = "grid"; }
    }
});

    'use strict';
    window.loaded = false;

    class Answer {

        constructor(answer, type) {
            this.body = answer;
            this.type = type;
        }

        get isMultiChoice() {
            return this.type == "multiple_choice";
        }

        get isFreeResponse() {
            return this.type == "free_response";
        }

        get isExpression() {
            return this.type == "expression";
        }

        get isDropdown() {
            return this.type == "dropdown";
        }

        log() {
            const answer = this.body;

            answer.map(ans => {
                if (typeof ans == "string") {
                    if (ans.includes("web+graphie")) {
                        this.body[this.body.indexOf(ans)] = "";
                        this.printImage(ans);
                    } else {
                        answer[answer.indexOf(ans)] = ans.replaceAll("$", "");
                    }
                }
            });


        }


    }

    const originalFetch = window.fetch;
    window.fetch = function () {
        return originalFetch.apply(this, arguments).then(async (res) => {
            if (res.url.includes("/getAssessmentItem")) {
                const clone = res.clone();
                const json = await clone.json()
                 let item, question;


                item = json.data.assessmentItem.item.itemData;
                question = JSON.parse(item).question;


                    Object.keys(question.widgets).map(widgetName => {
                        switch (widgetName.split(" ")[0]) {
                            case "numeric-input":
                                return freeResponseAnswerFrom(question).log();
                            case "radio":
                                return multipleChoiceAnswerFrom(question).log();
                            case "expression":
                                return expressionAnswerFrom(question).log();
                            case "dropdown":
                                return dropdownAnswerFrom(question).log();
                        }
                    });
            }

            if (!window.loaded) {
                console.clear();

                window.loaded = true;
            }

            return res;
        })
    }

    let curAns = 1

    function freeResponseAnswerFrom(question) {
        const answer = Object.values(question.widgets).map((widget) => {
            if (widget.options?.answers) {
                return widget.options.answers.map(answer => {
                    if (answer.status == "correct") {

                        var parNumCurAns = "parNum" + curAns
                        var createPar = document.createElement('section')
                        createPar.innerHTML = answer.value
                        document.getElementById('ansBreak').append(createPar)

                        curAns++
                    }
                });
            }
        }).flat().filter((val) => { return val !== undefined; });

        return new Answer(answer, "free_response");
    }



    function multipleChoiceAnswerFrom(question) {
        const answer = Object.values(question.widgets).map((widget) => {
            if (widget.options?.choices) {
                return widget.options.choices.map(choice => {
                    if (choice.correct) {

                        var parNumCurAns = "parNum" + curAns
                        var createPar = document.createElement('section')
                        createPar.innerHTML = choice.content
                        document.getElementById('ansBreak').append(createPar)

                        curAns++

                    }
                });
            }
        }).flat().filter((val) => { return val !== undefined; });

        return new Answer(answer, "multiple_choice");
    }

    function expressionAnswerFrom(question) {
        const answer = Object.values(question.widgets).map((widget) => {
            if (widget.options?.answerForms) {
                return widget.options.answerForms.map(answer => {
                    if (Object.values(answer).includes("correct")) {

                        var parNumCurAns = "parNum" + curAns
                        var createPar = document.createElement('section')
                        createPar.innerHTML = answer.value
                        document.getElementById('ansBreak').append(createPar)

                        curAns++

                    }
                });
            }
        }).flat();

        return new Answer(answer, "expression");
    }

    function dropdownAnswerFrom(question) {
        const answer = Object.values(question.widgets).map((widget) => {
            if (widget.options?.choices) {
                return widget.options.choices.map(choice => {
                    if (choice.correct) {

                        var parNumCurAns = "parNum" + curAns
                        var createPar = document.createElement('section')
                        createPar.innerHTML = choice.content
                        document.getElementById('ansBreak').append(createPar)

                        curAns++
                    }
                });
            }
        }).flat();

        return new Answer(answer, "dropdown");
    }
})();