NovelAI Mod

Extention for NovelAI Image Generator. Fast Suggestion, Chant, Save in JPEG, Get aspect ratio.

Versione datata 08/08/2024. Vedi la nuova versione l'ultima versione.

Dovrai installare un'estensione come Tampermonkey, Greasemonkey o Violentmonkey per installare questo script.

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

Dovrai installare un'estensione come Tampermonkey o Violentmonkey per installare questo script.

Dovrai installare un'estensione come Tampermonkey o Userscripts per installare questo script.

Dovrai installare un'estensione come ad esempio Tampermonkey per installare questo script.

Dovrai installare un gestore di script utente per installare questo script.

(Ho già un gestore di script utente, lasciamelo installare!)

Dovrai installare un'estensione come ad esempio Stylus per installare questo stile.

Dovrai installare un'estensione come ad esempio Stylus per installare questo stile.

Dovrai installare un'estensione come ad esempio Stylus per installare questo stile.

Dovrai installare un'estensione per la gestione degli stili utente per installare questo stile.

Dovrai installare un'estensione per la gestione degli stili utente per installare questo stile.

Dovrai installare un'estensione per la gestione degli stili utente per installare questo stile.

(Ho già un gestore di stile utente, lasciamelo installare!)

// ==UserScript==
// @name         NovelAI Mod
// @namespace    https://www6.notion.site/dc99953d5f04405c893fba95dace0722
// @version      14
// @description  Extention for NovelAI Image Generator. Fast Suggestion, Chant, Save in JPEG, Get aspect ratio.
// @author       SenY
// @match        https://novelai.net/image
// @icon         https://www.google.com/s2/favicons?sz=64&domain=novelai.net
// @grant        none
// @license      MIT
// ==/UserScript==


(function () {
    const gcd = function (a, b) {
        if (b == 0) return a;
        return gcd(b, a % b);
    }
    const getAspect = function (whArray) {
        return whArray.map(x => x / gcd(whArray[0], whArray[1]));
    }
    const aspectList = function (wa, ha, maxpixel) {
        if (!maxpixel) {
            maxpixel = 1024 * 1024;
        }
        let aspect = wa / ha;
        let limit = 16384;
        let steps = 64;
        let ws = []
        for (let i = steps; i <= limit; i += steps) {
            ws.push(i);
        }
        let hs = ws.slice(0, ws.length + 1);
        let results = [];
        ws.forEach(w => {
            hs.forEach(h => {
                if (w / h == aspect && w * h <= maxpixel) {
                    results.push([w, h]);
                }
            })
        });
        return results;
    }

    let suggested_at = new Date();
    const colors = {
        "-1": ["red", "maroon"],
        "0": ["lightblue", "dodgerblue"],
        "1": ["gold", "goldenrod"],
        "3": ["violet", "darkorchid"],
        "4": ["lightgreen", "darkgreen"],
        "5": ["tomato", "darksalmon"],
        "6": ["red", "maroon"],
        "7": ["whitesmoke", "black"],
        "8": ["seagreen", "darkseagreen"]
    }
    const getChantURL = function (force) {
        if (force === true) {
            localStorage.removeItem("chantURL");
        }
        let chantURL = localStorage.getItem("chantURL") || prompt("Input your chants json url.\nThe URL must be a Cors-enabled server (e.g., gist.github.com).", "https://gist.githubusercontent.com/vkff5833/989808aadebf8648831955cdf2a7b3e3/raw/yuuri.json");
        if (chantURL) {
            localStorage.setItem("chantURL", chantURL);
        }
        return chantURL;
    }
    let chantURL = getChantURL(null);

    let seedButton;
    const saveJpeg = function () {
        let seed = Array.from(seedButton.querySelectorAll("span")).map(x => x.textContent).find(x => x.search(/^[0-9]*$/) == 0);
        let filename = seed + ".jpg";
        let imgs = Array.from(document.querySelectorAll('img[src]')).filter(x => x.offsetParent);
        let url = imgs.find(x => x.height == Math.max.apply(null, imgs.map(x => x.height))).getAttribute("src");
        if (!url) {
            url = document.querySelector('img[src]').getAttribute("src");
        }
        let blob = fetch(url).then(r => r.blob()).then(blob => {
            let fileReader = new FileReader();
            fileReader.onload = function () {
                let dataURI = this.result;
                let canvas = document.createElement("canvas");
                let context = canvas.getContext("2d");
                let image = new Image();
                image.src = dataURI;
                image.onload = function () {
                    canvas.width = image.width;
                    canvas.height = image.height;
                    context.drawImage(image, 0, 0);
                    let JPEG = canvas.toDataURL("image/jpeg", document.getElementById("jpegQuality").value - 0);
                    let link = document.createElement('a');
                    link.href = JPEG;
                    link.download = filename;
                    link.click();
                };
            }
            fileReader.readAsDataURL(blob);
        });
    }
    let jpegButton = document.createElement("div");
    let jpegQuality = document.createElement("div");
    jpegButton.textContent = "JPEG";
    jpegButton.addEventListener("click", () => {
        saveJpeg();
    });
    jpegQuality.textContent = "";
    let input = document.createElement("input");
    input.value = 0.85;
    input.setAttribute("id", "jpegQuality");
    input.setAttribute("type", "number");
    input.setAttribute("step", "0.01");
    input.setAttribute("max", "1");
    input.setAttribute("min", "0");
    input.style.maxWidth = "3rem";
    jpegQuality.appendChild(input);

    const changePixel = function (w, h) {
        let wh = [w, h];
        let i = 0;
        document.querySelectorAll('input[type="number"][step="64"]').forEach(x => {
            x.value = wh[i];
            x._valueTracker = '';
            x.dispatchEvent(new Event('input', { bubbles: true }));
            i++;
        });
    }

    const putUI = function (ui) {
        document.querySelectorAll("textarea[placeholder]").forEach(textarea => {
            if (textarea.offsetParent) {
                textarea.parentElement.appendChild(ui);
            }
        });
        seedButton = Array.from(document.querySelectorAll('span[style]')).find(x => x.textContent.trim().search(/^[0-9]*(seed|シード)/i) == 0);
        if (seedButton) {
            seedButton = seedButton.closest("button");
            seedButton.classList.forEach(x => {
                jpegButton.classList.add(x);
                jpegQuality.classList.add(x);
            });
            seedButton.parentNode.insertBefore(jpegButton, seedButton);
            seedButton.parentNode.insertBefore(jpegQuality, seedButton);
        }
        let widthInput = document.querySelector('input[type="number"][step="64"]');
        if (widthInput) {
            let heightInput = document.querySelectorAll('input[type="number"][step="64"]')[1];
            let displayAspect = document.querySelector("#displayAspect");
            if (!displayAspect) {
                displayAspect = document.createElement("div");
                displayAspect.setAttribute("id", "displayAspect");
                let container = document.createElement("div");
                container.style.maxWidth = "130px";
                container.style.display = "flex";
                let widthAspect = document.createElement("input");
                let heightAspect = document.createElement("input");
                let largeCheck = document.createElement("input");
                let submitButton = document.createElement("input");
                widthAspect.setAttribute("type", "number");
                heightAspect.setAttribute("type", "number");
                largeCheck.setAttribute("type", "checkbox");
                largeCheck.setAttribute("title", "Check to large size.");
                submitButton.setAttribute("type", "submit");
                submitButton.value = "Aspect => Pixel";
                widthInput.classList.forEach(x => {
                    widthAspect.classList.add(x);
                    heightAspect.classList.add(x);
                });
                container.appendChild(widthAspect);
                container.appendChild(heightAspect);
                container.appendChild(largeCheck);
                displayAspect.appendChild(container);
                displayAspect.appendChild(submitButton);
                widthInput.parentNode.appendChild(displayAspect);
                const changePixelByAspect = function () {
                    let wa = widthAspect.value;
                    let ha = heightAspect.value;
                    let maxpixel = 1024 * 1024;
                    if (largeCheck.checked) {
                        maxpixel = 1664 * 1664;
                    }
                    let as = aspectList(wa, ha, maxpixel);
                    if (as.length) {
                        let wh = as[as.length - 1];
                        changePixel(wh[0], wh[1]);
                    }
                }
                submitButton.addEventListener("click", function () {
                    changePixelByAspect();
                });
            } else {
                let widthAspect = displayAspect.querySelectorAll("input")[0];
                let heightAspect = displayAspect.querySelectorAll("input")[1];
                let Aspect = getAspect(Array.from(document.querySelectorAll('input[type="number"][step="64"]')).map(x => x.value));
                widthAspect.value = Aspect[0];
                heightAspect.value = Aspect[1];
            }
        }
    }

    let allTags = [];
    fetch("https://gist.githubusercontent.com/vkff5833/275ccf8fa51c2c4ba767e2fb9c653f9a/raw/danbooru.json", {
        method: "GET",
    }).then((response) => response.json())
        .then((data) => {
            allTags = data;
            fetch("https://gist.githubusercontent.com/vkff5833/275ccf8fa51c2c4ba767e2fb9c653f9a/raw/danbooru_wiki.slim.json", {
                method: "GET",
            }).then((response) => response.json())
                .then((wikiPages) => {
                    allTags = allTags.map(x => {
                        let wikiPage = wikiPages.find(y => y.name == x.name);
                        if (wikiPage) {
                            x.terms = x.terms.concat(wikiPage.otherNames);
                        }
                        return x;
                    });
                });
        });
    let chants = [];

    const getTargetTag = function () {
        let textarea = document.querySelector("textarea[placeholder]");
        if (textarea) {
            let oldTags = textarea.value.split(",").map(x => x.trim());
            let beforeTags = textarea.value.slice(0, textarea.selectionEnd).split(",").map(x => x.trim());
            let targetTag = beforeTags[beforeTags.length - 2];
            targetTag = oldTags[oldTags.indexOf(targetTag) + 1];
            return targetTag.trim();
        } else {
            return null;
        }
    };
    const Crease = function (value) {
        const getTagPower = function (tag) {
            let tagPower = 0;
            tagPower += tag.split("").filter(x => x == "{").length;
            tagPower -= tag.split("").filter(x => x == "[").length;
            return tagPower;
        }
        let textarea = document.querySelector("textarea[placeholder]");
        let selectionEnd = textarea.selectionEnd;
        let oldTags = textarea.value.split(",").map(x => x.trim());
        let targetTag = getTargetTag();
        let tags = [];
        if (targetTag) {
            oldTags.forEach(tag => {
                if (tag == targetTag) {
                    let tagPower = getTagPower(targetTag) + value;
                    tag = tag.replace(/[\{\}\[\]]/g, "", tag);
                    for (let i = 0; i < Math.abs(tagPower); i++) {
                        if (tagPower > 0) {
                            tag = '{' + tag + '}';
                        }
                        if (tagPower < 0) {
                            tag = '[' + tag + ']';
                        }
                    }
                }
                tags.push(tag);
            });
            tags = tags.filter(x => x);
            textarea.textContent = tags.join(", ").replace(/^, /g, "");
            textarea.value = tags.join(", ").replace(/^, /g, "") + ", ";
            textarea._valueTracker = '';
            textarea.dispatchEvent(new Event('input', { bubbles: true }));
            textarea.focus();
            textarea.selectionEnd = selectionEnd;
        }
    }

    const Append = function (key, value) {
        let targetTag = getTargetTag();
        let text;
        let newTags;
        let textarea = document.querySelector("textarea[placeholder]");
        let selectionEnd = textarea.selectionEnd;
        let oldTags = textarea.value.split(",").map(x => x.trim());
        if (key) {
            let chant = chants.find(x => x.name == key.trim());
            if (chant) {
                newTags = chant.content.split(",").map(x => x.trim());
            }
        }

        if (value) {
            newTags = [value.trim()];
        }
        if (newTags.length) {
            //let tags = oldTags.concat(newTags).filter(x => x);
            let tags = [];
            oldTags.forEach(tag => {
                if (tag == targetTag) {
                    if (key) {
                        tags.push(tag);
                    }
                    newTags.forEach(newTag => {
                        tags.push(newTag);
                    });
                } else {
                    tags.push(tag);
                }
            });
            if (!targetTag) {
                tags = tags.concat(newTags);
            }
            tags = Array.from(new Set(tags.filter(x => x)));
            textarea.textContent = tags.join(", ").replace(/^, /g, "");
            textarea.value = tags.join(", ").replace(/^, /g, "") + ", ";
            // Special Thanks to https://fate.5ch.net/test/read.cgi/liveuranus/1702763225/730
            textarea._valueTracker = '';
            textarea.dispatchEvent(new Event('input', { bubbles: true }));
            textarea.focus();
            textarea.selectionEnd = selectionEnd;
        }
    }
    const Suggest = function () {
        let textarea = document.querySelector("textarea[placeholder]");
        if (textarea) {
            let tags = textarea.value.split(",").map(x => x.trim());
            if (tags.length) {
                let targetTag = getTargetTag().replace(/[\\^$.*+?()[\]{}|]/g, '\\$&');
                document.getElementById("suggestionField").textContent = "";
                let suggestions = [];
                if (targetTag) {
                    suggestions = allTags.filter(x => x.name.search(targetTag.replace(/_/g, " ").replace(/[\{\}\[\]\\]/g, "")) >= 0).slice(0, 10);
                    suggestions = suggestions.concat(allTags.filter(x => {
                        return x.terms.map(y => y.search(targetTag.replace(/_/g, " ").replace(/[\{\}\[\]\\]/g, "")) >= 0).includes(true);
                    }).slice(0, 20));
                }
                let done = new Set();
                suggestions.forEach(tag => {
                    if (!done.has(tag.name)) {
                        let button = document.createElement("button");
                        let count = tag.coumt;
                        if (count > 1000) {
                            count /= 1000;
                            count = Math.round(count * 10) / 10;
                            count += "k";
                        }
                        button.textContent = tag.name + " (" + count + ")";
                        button.style.color = colors[tag.category][1];
                        button.setAttribute("title", tag.terms.map(x => x.trim()).filter(x => x).join(", "));
                        button.addEventListener("click", function () {
                            Append(null, tag.name);
                        });
                        document.getElementById("suggestionField").appendChild(button);
                        if (textarea.value.split(",").map(y => y.trim().replace(/_/g, " ").replace(/[\{\}\[\]\\]/g, "")).includes(tag.name.replace(/_/g, " "))) {
                            button.style.opacity = 0.5;
                        }
                    }
                    done.add(tag.name);
                });
            }
        }
    }

    const Build = function () {
        let ui = document.getElementById("NAIModUi");
        if (!ui) {
            ui = document.createElement("div");
            ui.setAttribute("id", "NAIModUi");
            ui.style.padding = "0.5rem";
        }
        ui.textContent = "";
        let hr = document.createElement("hr");
        hr.style.color = "grey";
        hr.style.borderWidth = "2px";
        let optionField = document.createElement("div");
        let chantsField = document.createElement("div");
        let suggestionField = document.createElement("div");
        suggestionField.setAttribute("id", "suggestionField");
        ui.appendChild(optionField);
        ui.appendChild(hr.cloneNode());
        ui.appendChild(chantsField);
        ui.appendChild(hr.cloneNode());
        ui.appendChild(suggestionField);

        let resetButton = document.createElement("button");
        resetButton.textContent = "Reset Chants URL";
        resetButton.style.color = "red";
        resetButton.addEventListener("click", function () {
            chantURL = getChantURL(true);
            Build();
        });
        optionField.appendChild(resetButton);
        let clearButton = document.createElement("button");
        clearButton.textContent = "Clear Suggestion";
        clearButton.style.color = "red";
        clearButton.addEventListener("click", function () {
            document.getElementById("suggestionField").textContent = "";
        });
        optionField.appendChild(clearButton);


        fetch(chantURL, {
            method: "GET",
        }).then((response) => response.json())
            .then((data) => {
                chants = data;
                chants.forEach(chant => {
                    let button = document.createElement("button");
                    button.textContent = chant.name;
                    button.style.color = colors[chant.color][1];
                    button.addEventListener("click", function () {
                        Append(chant.name, null);
                    });
                    chantsField.appendChild(button);
                });
                putUI(ui);
            });
    }
    document.addEventListener("blur", function (event) {
        if (event.target.tagName.toLowerCase() === 'button') {
            Build();
        }
    }, true);
    let init = setInterval(() => {
        document.querySelectorAll("textarea[placeholder]").forEach(textarea => {
            if (textarea.offsetParent) {
                clearInterval(init);
                Build();
            }
        });
    });

    document.addEventListener("keydown", function (e) {
        if (e.ctrlKey == true && e.code == "ArrowUp") {
            e.preventDefault();
            Crease(1);
        }
        if (e.ctrlKey == true && e.code == "ArrowDown") {
            e.preventDefault();
            Crease(-1);
        }
    });
    const SUGGESTION_LIMIT = 300;
    document.addEventListener("keyup", function (e) {
        let typed = new Date();
        if (typed - suggested_at > SUGGESTION_LIMIT && e.target.tagName == "TEXTAREA") {
            Suggest();
            suggested_at = typed;
        }
    });
    document.addEventListener("click", function (e) {
        if (e.target.tagName == "TEXTAREA") {
            Suggest();
        }
    });
})();