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GitHub Dark Script

GitHub Dark in userscript form, with a settings panel

  1. // ==UserScript==
  2. // @name        GitHub Dark Script
  3. // @version     2.5.9
  4. // @description GitHub Dark in userscript form, with a settings panel
  5. // @license     MIT
  6. // @author      StylishThemes
  7. // @namespace   https://github.com/StylishThemes
  8. // @include     /^https?://((blog|gist|guides|help|raw|status|developer)\.)?github\.com/((?!generated_pages\/preview).)*$/
  9. // @include     https://*.githubusercontent.com/*
  10. // @include     https://*graphql-explorer.githubapp.com/*
  11. // @run-at      document-start
  12. // @inject-into content
  13. // @grant       GM.addStyle
  14. // @grant       GM_addStyle
  15. // @grant       GM.getValue
  16. // @grant       GM_getValue
  17. // @grant       GM.setValue
  18. // @grant       GM_setValue
  19. // @grant       GM.info
  20. // @grant       GM_info
  21. // @grant       GM.xmlHttpRequest
  22. // @grant       GM_xmlhttpRequest
  23. // @grant       GM.registerMenuCommand
  24. // @grant       GM_registerMenuCommand
  25. // @connect     githubusercontent.com
  26. // @connect     raw.githubusercontent.com
  27. // @require     https://greasemonkey.github.io/gm4-polyfill/gm4-polyfill.js
  28. // @require     https://greatest.deepsurf.us/scripts/15563-jscolor/code/jscolor.js?version=106439
  29. // @require     https://greatest.deepsurf.us/scripts/28721-mutations/code/mutations.js?version=634242
  30. // @icon        https://avatars3.githubusercontent.com/u/6145677?v=3&s=200
  31. // @homepageURL https://github.com/StylishThemes/GitHub-Dark-Script
  32. // ==/UserScript==
  33. /* global jscolor */
  34. (async () => {
  35.   "use strict";
  36.  
  37.   const version = GM.info.script.version,
  38.  
  39.     // delay until package.json allowed to load
  40.     delay = 8.64e7, // 24 hours in milliseconds
  41.  
  42.     // Keyboard shortcut to open ghd panel (only a two key combo coded)
  43.     keyboardOpen = "g+0",
  44.     keyboardToggle = "g+-",
  45.     // keyboard shortcut delay from first to second letter
  46.     keyboardDelay = 1000,
  47.  
  48.     // base urls to fetch style and package.json
  49.     root = "https://raw.githubusercontent.com/StylishThemes/GitHub-Dark/master/",
  50.  
  51.     defaults = {
  52.       attach: "scroll",
  53.       color: "#4183C4",
  54.       enable: true,
  55.       font: "Menlo",
  56.       image: "url('data:image/png;base64,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')",
  57.       tab: 0, // 0 is disabled
  58.       theme: "Twilight", // GitHub
  59.       themeCm: "Twilight", // CodeMirror
  60.       themeJp: "Twilight", // Jupyter
  61.       type: "tiled",
  62.       wrap: false,
  63.  
  64.       // toggle buttons
  65.       enableCodeWrap: true,
  66.       enableMonospace: true,
  67.       // diff toggle + accordion mode
  68.       modeDiffToggle: "1",
  69.  
  70.       // internal variables
  71.       date: 0,
  72.       version: 0,
  73.       rawCss: "",
  74.       cssgithub: "",
  75.       csscodemirror: "",
  76.       cssjupyter: "",
  77.       processedCss: ""
  78.     },
  79.  
  80.     // extract style & theme name
  81.     regex = /\/\*! [^*]+ \*\//,
  82.     themesXref = {
  83.       github: {
  84.         placeholder: "syntax-theme",
  85.         folder: "themes/github/"
  86.       },
  87.       codemirror: {
  88.         placeholder: "syntax-codemirror",
  89.         folder: "themes/codemirror/"
  90.       },
  91.       jupyter: {
  92.         placeholder: "syntax-jupyter",
  93.         folder: "themes/jupyter/"
  94.       }
  95.     },
  96.     // available theme names
  97.     themes = {
  98.       github: {
  99.         "Ambiance": "ambiance",
  100.         "Chaos": "chaos",
  101.         "Clouds Midnight": "clouds-midnight",
  102.         "Cobalt": "cobalt",
  103.         "GitHub Dark": "github-dark",
  104.         "Idle Fingers": "idle-fingers",
  105.         "Kr Theme": "kr-theme",
  106.         "Merbivore": "merbivore",
  107.         "Merbivore Soft": "merbivore-soft",
  108.         "Mono Industrial": "mono-industrial",
  109.         "Mono Industrial Clear": "mono-industrial-clear",
  110.         "Monokai": "monokai",
  111.         "Monokai Spacegray Eighties": "monokai-spacegray-eighties",
  112.         "Obsidian": "obsidian",
  113.         "One Dark": "one-dark",
  114.         "Pastel on Dark": "pastel-on-dark",
  115.         "Railscasts": "railscasts",
  116.         "Solarized Dark": "solarized-dark",
  117.         "Terminal": "terminal",
  118.         "Tomorrow Night": "tomorrow-night",
  119.         "Tomorrow Night Blue": "tomorrow-night-blue",
  120.         "Tomorrow Night Bright": "tomorrow-night-bright",
  121.         "Tomorrow Night Eigthies": "tomorrow-night-eighties",
  122.         "Twilight": "twilight",
  123.         "Vibrant Ink": "vibrant-ink"
  124.       },
  125.       // CodeMirror themes
  126.       codemirror: {
  127.         "Ambiance": "ambiance",
  128.         "Base16 Ocean Dark": "base16-ocean-dark",
  129.         "Cobalt": "cobalt",
  130.         "Dracula": "dracula",
  131.         "Material": "material",
  132.         "Monokai": "monokai",
  133.         "Monokai Spacegray Eighties": "monokai-spacegray-eighties",
  134.         "One Dark": "one-dark",
  135.         "Pastel on Dark": "pastel-on-dark",
  136.         "Railscasts": "railscasts",
  137.         "Solarized Dark": "solarized-dark",
  138.         "Tomorrow Night Bright": "tomorrow-night-bright",
  139.         "Tomorrow Night Eigthies": "tomorrow-night-eighties",
  140.         "Twilight": "twilight",
  141.         "Vibrant Ink": "vibrant-ink"
  142.       },
  143.       // Jupyter (pygments) themes
  144.       jupyter: {
  145.         "Base16 Ocean Dark": "base16-ocean",
  146.         "Dracula": "dracula",
  147.         "GitHub Dark": "github-dark",
  148.         "Idle Fingers": "idle-fingers",
  149.         "Monokai": "monokai",
  150.         "Monokai Spacegray Eighties": "monokai-spacegray-eighties",
  151.         "Obsidian": "obsidian",
  152.         "Pastel on Dark": "pastel-on-dark",
  153.         "Railscasts": "railscasts",
  154.         "Solarized Dark": "solarized-dark",
  155.         "Tomorrow Night": "tomorrow-night",
  156.         "Tomorrow Night Blue": "tomorrow-night-blue",
  157.         "Tomorrow Night Bright": "tomorrow-night-bright",
  158.         "Tomorrow Night Eigthies": "tomorrow-night-eighties",
  159.         "Twilight": "twilight"
  160.       }
  161.     },
  162.  
  163.     type = {
  164.       tiled: `
  165.         background-repeat: repeat !important;
  166.         background-size: auto !important;
  167.         background-position: left top !important;
  168.       `,
  169.       fit: `
  170.         background-repeat: no-repeat !important;
  171.         background-size: cover !important;
  172.         background-position: center top !important;
  173.       `
  174.     },
  175.  
  176.     wrapCss = {
  177.       wrapped: `
  178.         white-space: pre-wrap !important;
  179.         word-break: break-all !important;
  180.         overflow-wrap: break-word !important;
  181.         display: block !important;
  182.       `,
  183.       unwrap: `
  184.         white-space: pre !important;
  185.         word-break: normal !important;
  186.         display: block !important;
  187.       `
  188.     },
  189.  
  190.     // https://github.com/StylishThemes/GitHub-code-wrap/blob/master/github-code-wrap.css
  191.     wrapCodeCss = `
  192.       /* GitHub: Enable wrapping of long code lines */
  193.       .blob-code-inner:not(.blob-code-hunk),
  194.       .markdown-body pre > code,
  195.       .markdown-body .highlight > pre { ${wrapCss.wrapped} }
  196.       td.blob-code-inner {
  197.         display: table-cell !important;
  198.       }
  199.     `,
  200.  
  201.     wrapIcon = `
  202.       <svg xmlns="http://www.w3.org/2000/svg" width="768" height="768" viewBox="0 0 768 768">
  203.         <path d="M544.5 352.5q52.5 0 90 37.5t37.5 90-37.5 90-90 37.5H480V672l-96-96 96-96v64.5h72q25.5 0 45-19.5t19.5-45-19.5-45-45-19.5H127.5v-63h417zm96-192v63h-513v-63h513zm-513 447v-63h192v63h-192z"/>
  204.       </svg>
  205.     `,
  206.  
  207.     monospaceIcon = `
  208.       <svg class="octicon" xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 32 32">
  209.         <path d="M5.91 7.31v8.41c0 .66.05 1.09.14 1.31.09.21.23.37.41.48.18.11.52.16 1.02.16v.41H2.41v-.41c.5 0 .86-.05 1.03-.14.16-.11.3-.27.41-.5.11-.23.16-.66.16-1.3V11.7c0-1.14-.04-1.87-.11-2.2-.04-.26-.13-.42-.24-.53-.11-.1-.27-.14-.46-.14-.21 0-.48.05-.77.18l-.18-.41 3.14-1.28h.52v-.01zm-.95-5.46c.32 0 .59.11.82.34.23.23.34.5.34.82 0 .32-.11.59-.34.82-.23.22-.51.34-.82.34-.32 0-.59-.11-.82-.34s-.36-.5-.36-.82c0-.32.11-.59.34-.82.24-.23.51-.34.84-.34zm19.636 19.006h-3.39v-1.64h5.39v9.8h3.43v1.66h-9.18v-1.66h3.77v-8.16h-.02zm.7-6.44c.21 0 .43.04.63.13.18.09.36.2.5.34s.25.3.34.5c.07.18.13.39.13.61 0 .22-.04.41-.13.61s-.19.36-.34.5-.3.25-.5.32c-.2.09-.39.13-.62.13-.21 0-.43-.04-.61-.12-.19-.07-.35-.19-.5-.34-.14-.14-.25-.3-.34-.5-.07-.2-.13-.39-.13-.61s.04-.43.13-.61c.07-.18.2-.36.34-.5s.31-.25.5-.34c.17-.09.39-.12.6-.12zM2 30L27.82 2H30L4.14 30H2z"/>
  210.       </svg>
  211.     `,
  212.  
  213.     fileIcon = `
  214.       <svg class="octicon" xmlns="http://www.w3.org/2000/svg" width="10" height="6.5" viewBox="0 0 10 6.5">
  215.         <path d="M0 1.5L1.5 0l3.5 3.7L8.5.0 10 1.5 5 6.5 0 1.5z"/>
  216.       </svg>
  217.     `,
  218.  
  219.     $style = make({
  220.       el: "style",
  221.       cl4ss: "ghd-style"
  222.     });
  223.  
  224.   let timer, picker; // jscolor picker
  225.   let isInitialized = "pending";
  226.   // prevent mutationObserver from going nuts
  227.   let isUpdating = false;
  228.   // set when css code to test is pasted into the settings panel
  229.   let testing = false;
  230.   const debug = true;
  231.   let data = {};
  232.  
  233.   function updatePanel() {
  234.     if (!isInitialized || !$("#ghd-settings-inner")) { return }
  235.     // prevent multiple change events from processing
  236.     isUpdating = true;
  237.  
  238.     let temp;
  239.     const body = $("body");
  240.     const panel = $("#ghd-settings-inner");
  241.  
  242.     $(".ghd-attach", panel).value = data.attach || defaults.attach;
  243.     $(".ghd-font", panel).value = data.font || defaults.font;
  244.     $(".ghd-image", panel).value = data.image || defaults.image;
  245.     $(".ghd-tab", panel).value = data.tab || defaults.tab;
  246.     $(".ghd-theme", panel).value = data.theme || defaults.theme;
  247.     $(".ghd-themecm", panel).value = data.themeCm || defaults.themeCm;
  248.     $(".ghd-themejp", panel).value = data.themeJp || defaults.themeJp;
  249.     $(".ghd-type", panel).value = data.type || defaults.type;
  250.  
  251.     $(".ghd-enable", panel).checked = isBool("enable");
  252.     $(".ghd-wrap", panel).checked = isBool("wrap");
  253.  
  254.     $(".ghd-codewrap-checkbox", panel).checked = isBool("enableCodeWrap");
  255.     $(".ghd-monospace-checkbox", panel).checked = isBool("enableMonospace");
  256.  
  257.     const el = $(".ghd-diff-select", panel);
  258.     temp = `${data.modeDiffToggle || defaults.modeDiffToggle}`;
  259.     el.value = temp;
  260.     toggleClass(el, "enabled", temp !== "0");
  261.  
  262.     // update version tooltip
  263.     $(".ghd-versions", panel).setAttribute("aria-label", getVersionTooltip());
  264.  
  265.     temp = data.color || defaults.color;
  266.     $(".ghd-color").value = temp;
  267.     // update swatch color & color picker value
  268.     $("#ghd-swatch").style.backgroundColor = temp;
  269.  
  270.     if (picker) {
  271.       picker.fromString(temp);
  272.     }
  273.     $style.disabled = !data.enable;
  274.  
  275.     toggleClass(body, "ghd-disabled", !data.enable);
  276.     toggleClass(body, "nowrap", !data.wrap);
  277.  
  278.     if (data.enableCodeWrap !== data.lastCW ||
  279.       data.enableMonospace !== data.lastMS ||
  280.       data.modeDiffToggle !== data.lastDT) {
  281.       data.lastCW = data.enableCodeWrap;
  282.       data.lastMS = data.enableMonospace;
  283.       data.lastDT = data.modeDiffToggle;
  284.       updateToggles();
  285.     }
  286.  
  287.     isUpdating = false;
  288.   }
  289.  
  290.   async function getStoredValues(init) {
  291.     data = await GM.getValue("data", defaults);
  292.     try {
  293.       data = JSON.parse(data);
  294.       if (!Object.keys(data).length || ({}).toString.call(data) !== "[object Object]") {
  295.         throw new Error();
  296.       }
  297.     } catch (err) { // compat
  298.       data = await GM.getValue("data", defaults);
  299.     }
  300.     if (debug) {
  301.       if (init) {
  302.         console.info("GitHub-Dark Script initializing!");
  303.       }
  304.       console.info("Retrieved stored values", data);
  305.     }
  306.   }
  307.  
  308.   async function setStoredValues(reset) {
  309.     data.processedCss = $style.textContent;
  310.     await GM.setValue("data", JSON.stringify(reset ? defaults : data));
  311.     updatePanel();
  312.     if (debug) {
  313.       console.info(`${reset ? "Resetting" : "Saving"} current values`, data);
  314.     }
  315.   }
  316.  
  317.   // modified from http://stackoverflow.com/a/5624139/145346
  318.   function hexToRgb(hex) {
  319.     const result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
  320.     return result ? [
  321.       parseInt(result[1], 16),
  322.       parseInt(result[2], 16),
  323.       parseInt(result[3], 16)
  324.     ].join(", ") : "";
  325.   }
  326.  
  327.   // convert version "1.2.3" into "001002003" for easier comparison
  328.   function convertVersion(val) {
  329.     let index;
  330.     const parts = val ? val.split(".") : "";
  331.     let str = "";
  332.     const len = parts.length;
  333.  
  334.     for (index = 0; index < len; index++) {
  335.       str += (`000${parts[index]}`).slice(-3);
  336.     }
  337.     if (debug) {
  338.       console.info(`Converted version "${val}" to "${str}" for easy comparison`);
  339.     }
  340.     return val ? str : val;
  341.   }
  342.  
  343.   function checkVersion() {
  344.     if (debug) {
  345.       console.info("Fetching package.json");
  346.     }
  347.     GM.xmlHttpRequest({
  348.       method: "GET",
  349.       url: `${root}package.json`,
  350.       onload: response => {
  351.         const pkg = JSON.parse(response.responseText);
  352.  
  353.         // save last loaded date, so package.json is only loaded once a day
  354.         data.date = new Date().getTime();
  355.  
  356.         const ver = convertVersion(pkg.version);
  357.         // if new available, load it & parse
  358.         if (ver > data.version) {
  359.           if (data.version !== 0 && debug) {
  360.             console.info(`Updating from ${data.version} to ${ver}`);
  361.           }
  362.           data.version = ver;
  363.           fetchAndApplyStyle();
  364.         } else {
  365.           addSavedStyle();
  366.         }
  367.         // save new date/version
  368.         GM.setValue("data", JSON.stringify(data));
  369.       }
  370.     });
  371.   }
  372.  
  373.   function fetchAndApplyStyle() {
  374.     if (debug) {
  375.       console.info(`Fetching ${root}github-dark.css`);
  376.     }
  377.     GM.xmlHttpRequest({
  378.       method: "GET",
  379.       url: `${root}github-dark.css`,
  380.       onload: response => {
  381.         data.rawCss = response.responseText;
  382.         processStyle();
  383.       }
  384.     });
  385.   }
  386.  
  387.   // load syntax highlighting theme
  388.   function fetchAndApplyTheme(name, group) {
  389.     if (!data.enable) {
  390.       if (debug) {
  391.         console.info("Disabled: stop theme processing");
  392.       }
  393.       return;
  394.     }
  395.     if (data[`last${group}`] === name && data[`css${group}`] !== "") {
  396.       return applyTheme(name, group);
  397.     }
  398.     const themeUrl = `${root}${themesXref[group].folder}${themes[group][name]}.min.css`;
  399.     if (debug) {
  400.       console.info(`Fetching ${group} ${name} theme`, themeUrl);
  401.     }
  402.     GM.xmlHttpRequest({
  403.       method: "GET",
  404.       url: themeUrl,
  405.       onload: response => {
  406.         let theme = response.responseText;
  407.         if (response.status === 200 && theme) {
  408.           data[`css${group}`] = theme;
  409.           data[`last${group}`] = name;
  410.           applyTheme(name, group);
  411.         } else {
  412.           theme = data[`css${group}`];
  413.           console.error(`Failed to load ${group} theme file: "${name}"`);
  414.           console.info(`Falling back to previous ${group} theme of ${theme.substring(0, theme.indexOf("*/") + 2)}`);
  415.         }
  416.       }
  417.     });
  418.   }
  419.  
  420.   async function applyTheme(_name, group) {
  421.     let theme, css;
  422.     if (debug) {
  423.       theme = (data[`css${group}`] || "").match(regex);
  424.       console.info(`Adding syntax ${group} theme "${theme}" to css`);
  425.     }
  426.     css = data.processedCss || "";
  427.     css = css.replace(
  428.       `/*[[${themesXref[group].placeholder}]]*/`,
  429.       data[`css${group}`] || ""
  430.     );
  431.     applyStyle(css);
  432.     await setStoredValues();
  433.     isUpdating = false;
  434.   }
  435.  
  436.   function setTabSize() {
  437.     return data.tab > 0 ?
  438.       `pre, .highlight, .diff-table, .tab-size {
  439.           tab-size: ${data.tab} !important;
  440.           -moz-tab-size: ${data.tab} !important;
  441.         }` :
  442.       "";
  443.   }
  444.  
  445.   function processStyle() {
  446.     const url = (data.image || "").startsWith("url") ? data.image : (data.image === "none" ? "none" : `url('${data.image}')`);
  447.     if (!data.enable) {
  448.       if (debug) {
  449.         console.info("Disabled: stop processing");
  450.       }
  451.       return;
  452.     }
  453.     if (debug) {
  454.       console.info("Processing set styles");
  455.     }
  456.  
  457.     const processed = (data.rawCss || "")
  458.       // remove moz-document wrapper
  459.       .replace(/@-moz-document regexp\((.*)\) \{(\n|\r)+/, "")
  460.       // replace background image; if no "url" at start, then use "none"
  461.       .replace(/\/\*\[\[bg-choice\]\]\*\/ url\(.*\)/, url)
  462.       // Add tiled or fit window size css
  463.       .replace("/*[[bg-options]]*/", type[data.type || "tiled"])
  464.       // set scroll or fixed background image
  465.       .replace("/*[[bg-attachment]]*/ fixed", data.attach || "scroll")
  466.       // replace base-color
  467.       .replace(/\/\*\[\[base-color\]\]\*\/ #\w{3,6}/g, data.color || "#4183C4")
  468.       // replace base-color-rgb
  469.       .replace(/\/\*\[\[base-color-rgb\]\]\*\//g, hexToRgb(data.color || "#4183c4"))
  470.       // add font choice
  471.       .replace("/*[[font-choice]]*/", data.font || "Menlo")
  472.       // add tab size
  473.       .replace(/\/\*\[\[tab-size\]\]\*\//g, setTabSize())
  474.       // code wrap css
  475.       .replace("/*[[code-wrap]]*/", data.wrap ? wrapCodeCss : "")
  476.       // remove default syntax
  477.       .replace(/\s+\/\* grunt build - remove start[\s\S]+grunt build - remove end \*\/$/m, "");
  478.  
  479.     data.processedCss = processed;
  480.     fetchAndApplyTheme(data.theme, "github");
  481.     fetchAndApplyTheme(data.themeCm, "codemirror");
  482.     fetchAndApplyTheme(data.themeJp, "jupyter");
  483.   }
  484.  
  485.   function applyStyle(css) {
  486.     if (debug) {
  487.       console.info("Applying style", `"${(css || "").match(regex)}"`);
  488.     }
  489.     $style.textContent = css || "";
  490.   }
  491.  
  492.   function addSavedStyle() {
  493.     if (debug) {
  494.       console.info("Adding previously saved style");
  495.     }
  496.  
  497.     // apply already processed css to prevent FOUC
  498.     $style.textContent = data.processedCss;
  499.   }
  500.  
  501.   function updateStyle() {
  502.     isUpdating = true;
  503.  
  504.     if (debug) {
  505.       console.info("Updating user settings");
  506.     }
  507.  
  508.     const body = $("body"),
  509.       panel = $("#ghd-settings-inner");
  510.  
  511.     data.attach = $(".ghd-attach", panel).value;
  512.     // get hex value directly
  513.     data.color = picker.toHEXString();
  514.     data.enable = $(".ghd-enable", panel).checked;
  515.     data.font = $(".ghd-font", panel).value;
  516.     data.image = $(".ghd-image", panel).value;
  517.     data.tab = $(".ghd-tab", panel).value;
  518.     data.theme = $(".ghd-theme", panel).value;
  519.     data.themeCm = $(".ghd-themecm", panel).value;
  520.     data.themeJp = $(".ghd-themejp", panel).value;
  521.     data.type = $(".ghd-type", panel).value;
  522.     data.wrap = $(".ghd-wrap", panel).checked;
  523.  
  524.     data.enableCodeWrap = $(".ghd-codewrap-checkbox", panel).checked;
  525.     data.enableMonospace = $(".ghd-monospace-checkbox", panel).checked;
  526.  
  527.     data.modeDiffToggle = $(".ghd-diff-select", panel).value;
  528.  
  529.     $style.disabled = !data.enable;
  530.  
  531.     toggleClass(body, "ghd-disabled", !data.enable);
  532.     toggleClass(body, "nowrap", !data.wrap);
  533.  
  534.     if (testing) {
  535.       processStyle();
  536.       testing = false;
  537.     } else {
  538.       fetchAndApplyStyle();
  539.     }
  540.     isUpdating = false;
  541.   }
  542.  
  543.   // user can force GitHub-dark update
  544.   async function forceUpdate(css) {
  545.     if (css) {
  546.       // add raw css directly for style testing
  547.       data.rawCss = css;
  548.       processStyle();
  549.     } else {
  550.       // clear saved date
  551.       data.version = 0;
  552.       data.cssgithub = "";
  553.       data.csscodemirror = "";
  554.       data.cssjupyter = "";
  555.       await GM.setValue("data", JSON.stringify(data));
  556.       closePanel("forced");
  557.     }
  558.   }
  559.  
  560.   function getVersionTooltip() {
  561.     let indx;
  562.     const ver = [];
  563.     // convert stored css version from "001014049" into "1.14.49" for tooltip
  564.     const parts = String(data.version).match(/\d{3}/g);
  565.     const len = parts && parts.length || 0;
  566.  
  567.     for (indx = 0; indx < len; indx++) {
  568.       ver.push(parseInt(parts[indx]));
  569.     }
  570.     return `Script v${version}\nCSS ${(ver.length ? `v${ver.join(".")}` : "unknown")}`;
  571.   }
  572.  
  573.   function buildOptions(group) {
  574.     let options = "";
  575.     Object.keys(themes[group]).forEach(theme => {
  576.       options += `<option value="${theme}">${theme}</option>`;
  577.     });
  578.     return options;
  579.   }
  580.  
  581.   async function buildSettings() {
  582.     if (debug) {
  583.       console.info("Adding settings panel & GitHub Dark link to profile dropdown");
  584.     }
  585.     // Script-specific CSS
  586.     GM.addStyle(`
  587.       #ghd-menu:hover { cursor:pointer }
  588.       #ghd-settings { position:fixed; z-index:65535; top:0; bottom:0; left:0; right:0; opacity:0; visibility:hidden; }
  589.       #ghd-settings.in { opacity:1; visibility:visible; background:rgba(0,0,0,.5); }
  590.       #ghd-settings-inner { position:fixed; left:50%; top:50%; transform:translate(-50%,-50%); width:25rem; box-shadow:0 .5rem 1rem #111; color:#c0c0c0 }
  591.       #ghd-settings label { margin-left:.5rem; position:relative; top:-1px }
  592.       #ghd-settings-close { height:1rem; width:1rem; fill:#666; float:right; cursor:pointer }
  593.       #ghd-settings-close:hover { fill:#ccc }
  594.       #ghd-settings .ghd-right { float:right; padding:5px; }
  595.       #ghd-settings p { line-height:22px; }
  596.       #ghd-settings .form-select, #ghd-settings input[type="text"] { height:30px; min-height:30px; }
  597.       #ghd-swatch { width:25px; height:22px; display:inline-block; margin:3px 10px; border-radius:4px; }
  598.       #ghd-settings input, #ghd-settings select { border:#555 1px solid; }
  599.       #ghd-settings .ghd-attach, #ghd-settings .ghd-diff-select { padding-right:25px; }
  600.       #ghd-settings input[type="checkbox"] { margin-top:3px; width: 16px !important; height: 16px !important; border-radius: 3px !important; }
  601.       #ghd-settings .boxed-group-inner { padding:0; }
  602.       #ghd-settings .ghd-footer { padding:10px; border-top:#555 solid 1px; }
  603.       #ghd-settings .ghd-settings-wrapper { max-height:60vh; overflow-y:auto; padding:4px 10px; }
  604.       #ghd-settings .ghd-tab { width:6em; }
  605.       #ghd-settings .octicon { vertical-align:text-bottom !important; }
  606.       #ghd-settings .ghd-paste-area { position:absolute; bottom:50px; top:37px; left:2px; right:2px; width:396px !important; height:-moz-calc(100% - 85px);
  607.         resize:none !important; border-style:solid; z-index:0; }
  608.  
  609.       /* code wrap toggle: https://gist.github.com/silverwind/6c1701f56e62204cc42b
  610.       icons next to a pre */
  611.       .ghd-wrap-toggle { padding: 3px 5px; position:absolute; right:3px; top:3px; -moz-user-select:none; -webkit-user-select:none; cursor:pointer; z-index:20; }
  612.       .ghd-code-wrapper:not(:hover) .ghd-wrap-toggle { border-color:transparent !important; background:transparent !important; }
  613.       .ghd-menu { margin-top:45px; }
  614.       /* file & diff code tables */
  615.       .ghd-wrap-table .blob-code-inner:not(.blob-code-hunk) { white-space:pre-wrap !important; word-break:break-all !important; }
  616.       .ghd-unwrap-table .blob-code-inner:not(.blob-code-hunk) { white-space:pre !important; word-break:normal !important; }
  617.       .ghd-wrap-toggle > *, .ghd-monospace > *, .ghd-file-toggle > * { pointer-events:none; vertical-align:middle !important; }
  618.       /* icons for non-syntax highlighted code blocks; see https://github.com/gjtorikian/html-proofer/blob/master/README.md */
  619.       .markdown-body:not(.comment-body) .ghd-wrap-toggle:not(:first-child) { right:3.4em; }
  620.       .ghd-wrap-toggle svg { height:14px; width:14px; fill:rgba(110,110,110,.4); vertical-align:text-bottom; }
  621.       /* wrap disabled (red) */
  622.       .ghd-code-wrapper:hover .ghd-wrap-toggle.unwrap svg, .ghd-code-wrapper:hover .ghd-wrap-toggle svg { fill:#8b0000; }
  623.       /* wrap enabled (green) */
  624.       body:not(.nowrap) .ghd-code-wrapper:hover .ghd-wrap-toggle:not(.unwrap) svg, .ghd-code-wrapper:hover .ghd-wrap-toggle.wrapped svg { fill:#006400; }
  625.       .markdown-body pre, .markdown-body .highlight, .ghd-code-wrapper { position:relative; }
  626.       /* monospace font toggle */
  627.       .ghd-monospace-font { font-family:"${data.font}", Menlo, Inconsolata, "Droid Mono", monospace !important; font-size:1em !important; }
  628.       /* file collapsed icon */
  629.       .Details--on .ghd-file-toggle svg { -webkit-transform:rotate(90deg); transform:rotate(90deg); }
  630.     `);
  631.  
  632.     const opts = buildOptions("github");
  633.     const optscm = buildOptions("codemirror");
  634.     const optsjp = buildOptions("jupyter");
  635.     const ver = getVersionTooltip();
  636.  
  637.     // circle-question-mark icon
  638.     const icon = `
  639.       <svg class="octicon" xmlns="http://www.w3.org/2000/svg" height="16" width="14" viewBox="0 0 16 14">
  640.         <path d="M6 10h2v2H6V10z m4-3.5c0 2.14-2 2.5-2 2.5H6c0-0.55 0.45-1 1-1h0.5c0.28 0 0.5-0.22 0.5-0.5v-1c0-0.28-0.22-0.5-0.5-0.5h-1c-0.28 0-0.5 0.22-0.5 0.5v0.5H4c0-1.5 1.5-3 3-3s3 1 3 2.5zM7 2.3c3.14 0 5.7 2.56 5.7 5.7S10.14 13.7 7 13.7 1.3 11.14 1.3 8s2.56-5.7 5.7-5.7m0-1.3C3.14 1 0 4.14 0 8s3.14 7 7 7 7-3.14 7-7S10.86 1 7 1z" />
  641.       </svg>
  642.     `;
  643.  
  644.     // Settings panel markup
  645.     make({
  646.       el: "div",
  647.       appendTo: "body",
  648.       attr: {id: "ghd-settings"},
  649.       html: `
  650.         <div id="ghd-settings-inner" class="boxed-group">
  651.           <h3>GitHub-Dark Settings
  652.             <a href="https://github.com/StylishThemes/GitHub-Dark-Script/wiki" class="tooltipped tooltipped-e" aria-label="See documentation">${icon}</a>
  653.             <svg id="ghd-settings-close" xmlns="http://www.w3.org/2000/svg" width="768" height="768" viewBox="160 160 608 608"><path d="M686.2 286.8L507.7 465.3l178.5 178.5-45 45-178.5-178.5-178.5 178.5-45-45 178.5-178.5-178.5-178.5 45-45 178.5 178.5 178.5-178.5z"/></svg>
  654.           </h3>
  655.           <div class="boxed-group-inner">
  656.             <form>
  657.               <div class="ghd-settings-wrapper">
  658.                 <p class="ghd-checkbox">
  659.                   <label>Enable GitHub-Dark<input class="ghd-enable ghd-right" type="checkbox"></label>
  660.                 </p>
  661.                 <p>
  662.                   <label>Color:</label>
  663.                   <input class="ghd-color ghd-right form-control" type="text" value="#4183C4">
  664.                   <span id="ghd-swatch" class="ghd-right"></span>
  665.                 </p>
  666.                 <h4>Background</h4>
  667.                 <p>
  668.                   <label>Image:</label>
  669.                   <input class="ghd-image ghd-right form-control" type="text">
  670.                   <a href="https://github.com/StylishThemes/GitHub-Dark/wiki/Image" class="tooltipped tooltipped-e" aria-label="Click to learn about GitHub's Content Security&#10;Policy and how to add a custom image">${icon}</a>
  671.                 </p>
  672.                 <p>
  673.                   <label>Image type:</label>
  674.                   <select class="ghd-type ghd-right form-select">
  675.                     <option value="tiled">Tiled</option>
  676.                     <option value="fit">Fit window</option>
  677.                   </select>
  678.                 </p>
  679.                 <p>
  680.                   <label>Image attachment:</label>
  681.                   <select class="ghd-attach ghd-right form-select">
  682.                     <option value="scroll">Scroll</option>
  683.                     <option value="fixed">Fixed</option>
  684.                   </select>
  685.                 </p>
  686.                 <h4>Code</h4>
  687.                 <p><label>GitHub Theme:</label> <select class="ghd-theme ghd-right form-select">${opts}</select></p>
  688.                 <p><label>CodeMirror Theme:</label> <select class="ghd-themecm ghd-right form-select">${optscm}</select></p>
  689.                 <p><label>Jupyter Theme:</label> <select class="ghd-themejp ghd-right form-select">${optsjp}</select></p>
  690.                 <p>
  691.                   <label>Font Name:</label> <input class="ghd-font ghd-right form-control" type="text">
  692.                   <a href="http://www.cssfontstack.com/" class="tooltipped tooltipped-e" aria-label="Add a system installed (monospaced) font name;&#10;this script will not load external fonts!">${icon}</a>
  693.                 </p>
  694.                 <p>
  695.                   <label>Tab Size:</label>
  696.                   <select class="ghd-tab ghd-right form-select">
  697.                     <option value="0">disable</option>
  698.                     <option value="1">1</option>
  699.                     <option value="2">2</option>
  700.                     <option value="3">3</option>
  701.                     <option value="4">4</option>
  702.                     <option value="5">5</option>
  703.                     <option value="6">6</option>
  704.                     <option value="7">7</option>
  705.                     <option value="8">8</option>
  706.                   </select>
  707.                 </p>
  708.                 <p class="ghd-checkbox">
  709.                   <label>Wrap<input class="ghd-wrap ghd-right" type="checkbox"></label>
  710.                 </p>
  711.                 <h4>Toggles</h4>
  712.                 <p class="ghd-checkbox">
  713.                   <label>Code Wrap<input class="ghd-codewrap-checkbox ghd-right" type="checkbox"></label>
  714.                 </p>
  715.                 <p class="ghd-checkbox">
  716.                   <label>Comment Monospace Font<input class="ghd-monospace-checkbox ghd-right" type="checkbox"></label>
  717.                 </p>
  718.                 <p class="ghd-range">
  719.                   <label>Diff File Collapse</label>
  720.                   <select class="ghd-diff-select ghd-right form-select">
  721.                     <option value="0">Disabled</option>
  722.                     <option value="1">Enabled</option>
  723.                     <option value="2">Accordion</option>
  724.                   </select>
  725.                 </p>
  726.               </div>
  727.               <div class="ghd-footer">
  728.                 <div class="BtnGroup">
  729.                   <a href="#" class="ghd-update btn btn-sm tooltipped tooltipped-n tooltipped-multiline" aria-label="Update style if the newest release is not loading; the page will reload!">Force Update Style</a>
  730.                   <a href="#" class="ghd-textarea-toggle btn btn-sm tooltipped tooltipped-n" aria-label="Paste CSS update">
  731.                     <svg xmlns="http://www.w3.org/2000/svg" width="8" height="8" viewBox="0 0 16 16" fill="#eee">
  732.                       <path d="M15 11 1 11 8 3z"/>
  733.                     </svg>
  734.                   </a>
  735.                   <div class="ghd-paste-area-content" aria-hidden="true" style="display:none">
  736.                     <textarea class="ghd-paste-area" placeholder="Paste GitHub-Dark Style here!"></textarea>
  737.                   </div>
  738.                 </div>&nbsp;
  739.                 <a href="#" class="ghd-reset btn btn-sm btn-danger tooltipped tooltipped-n" aria-label="Reset to defaults;&#10;there is no undo!">Reset All Settings</a>
  740.                 <span class="ghd-versions ghd-right tooltipped tooltipped-n" aria-label="${ver}">
  741.                   <svg class="ghd-info" xmlns="http://www.w3.org/2000/svg" width="16px" height="16px" viewBox="0 0 24 24">
  742.                     <path fill="#444" d="M12,9c0.82,0,1.5-0.68,1.5-1.5S12.82,6,12,6s-1.5,0.68-1.5,1.5S11.18,9,12,9z M12,1.5 C6.211,1.5,1.5,6.211,1.5,12S6.211,22.5,12,22.5S22.5,17.789,22.5,12S17.789,1.5,12,1.5z M12,19.5c-4.148,0-7.5-3.352-7.5-7.5 S7.852,4.5,12,4.5s7.5,3.352,7.5,7.5S16.148,19.5,12,19.5z M13.5,12c0-0.75-0.75-1.5-1.5-1.5s-0.75,0-1.5,0S9,11.25,9,12h1.5 c0,0,0,3.75,0,4.5S11.25,18,12,18s0.75,0,1.5,0s1.5-0.75,1.5-1.5h-1.5C13.5,16.5,13.5,12.75,13.5,12z"/>
  743.                   </svg>
  744.                 </span>
  745.               </div>
  746.             </form>
  747.           </div>
  748.         </div>
  749.       `
  750.     });
  751.     updateToggles();
  752.   }
  753.  
  754.   function addCodeWrapButton(button, target) {
  755.     target.insertBefore(button.cloneNode(true), target.childNodes[0]);
  756.     target.classList.add("ghd-code-wrapper");
  757.   }
  758.  
  759.   function moveMenu(codeWrap) {
  760.     const menu = $("details", codeWrap);
  761.     if (menu) {
  762.       menu.classList.add("ghd-menu");
  763.       codeWrap.parentNode.appendChild(menu);
  764.     }
  765.   }
  766.  
  767.   // Add code wrap toggle
  768.   function buildCodeWrap() {
  769.     // mutation events happen quick, so we still add an update flag
  770.     isUpdating = true;
  771.     const icon = make({
  772.       el: "button",
  773.       cl4ss: `ghd-wrap-toggle tooltipped tooltipped-sw btn btn-sm${
  774.         data.wrap ? "" : " unwrap"}`,
  775.       attr: {"aria-label": "Toggle code wrap"},
  776.       html: wrapIcon
  777.     });
  778.     $$(".blob-wrapper").forEach(el => {
  779.       if (el && !$(".ghd-wrap-toggle", el)) {
  780.         addCodeWrapButton(icon, el);
  781.         moveMenu(el); // Fixes #66
  782.       }
  783.     });
  784.     $$(`
  785.       .markdown-body pre:not(.ghd-code-wrapper),
  786.       .markdown-format pre:not(.ghd-code-wrapper)`
  787.     ).forEach(pre => {
  788.       const code = $("code", pre);
  789.       const wrap = pre.parentNode;
  790.       if (code) {
  791.         addCodeWrapButton(icon, pre);
  792.       } else if (wrap.classList.contains("highlight")) {
  793.         addCodeWrapButton(icon, wrap);
  794.       }
  795.     });
  796.     isUpdating = false;
  797.   }
  798.  
  799.   // Add monospace font toggle
  800.   function addMonospaceToggle() {
  801.     isUpdating = true;
  802.     const button = make({
  803.       el: "button",
  804.       cl4ss: "ghd-monospace toolbar-item tooltipped tooltipped-n",
  805.       attr: {
  806.         "type": "button",
  807.         "aria-label": "Toggle monospaced font",
  808.         "tabindex": "-1"
  809.       },
  810.       html: monospaceIcon
  811.     });
  812.     $$(".toolbar-commenting").forEach(el => {
  813.       if (el && !$(".ghd-monospace", el)) {
  814.         // prepend
  815.         el.insertBefore(button.cloneNode(true), el.childNodes[0]);
  816.       }
  817.     });
  818.     isUpdating = false;
  819.   }
  820.  
  821.   // Add file diffs toggle
  822.   function addFileToggle() {
  823.     isUpdating = true;
  824.  
  825.     const button = make({
  826.       el: "button",
  827.       cl4ss: "ghd-file-toggle btn btn-sm tooltipped tooltipped-n",
  828.       attr: {
  829.         "type": "button",
  830.         "aria-label": "Click to Expand or Collapse file",
  831.         "tabindex": "-1"
  832.       },
  833.       html: fileIcon
  834.     });
  835.  
  836.     $$("#files .file-actions").forEach(el => {
  837.       if (el && !$(".ghd-file-toggle", el)) {
  838.         // hide GitHub toggle view button
  839.         el.querySelector(".js-details-target").style.display = "none";
  840.         el.appendChild(button.cloneNode(true));
  841.       }
  842.     });
  843.  
  844.     const firstButton = $(".ghd-file-toggle");
  845.     // accordion mode = start with all but first entry collapsed
  846.     if (firstButton && data.modeDiffToggle === "2") {
  847.       toggleFile({
  848.         target: firstButton
  849.       }, true);
  850.     }
  851.     isUpdating = false;
  852.   }
  853.  
  854.   // Add toggle buttons after page updates
  855.   function updateToggles() {
  856.     if (isUpdating) {
  857.       return;
  858.     }
  859.     clearTimeout(timer);
  860.     timer = setTimeout(() => {
  861.       if (data.enableCodeWrap) {
  862.         buildCodeWrap();
  863.       } else {
  864.         removeAll(".ghd-wrap-toggle");
  865.         toggleClass($$(".Details--on"), "Details--on", false);
  866.       }
  867.       if (data.enableMonospace) {
  868.         addMonospaceToggle();
  869.       } else {
  870.         removeAll(".ghd-monospace");
  871.         toggleClass($$(".ghd-monospace-font"), "ghd-monospace-font", false);
  872.       }
  873.       if (data.modeDiffToggle !== "0") {
  874.         addFileToggle();
  875.       } else {
  876.         removeAll(".ghd-file-toggle");
  877.         toggleClass($$(".Details--on"), "Details--on", false);
  878.       }
  879.     }, 200);
  880.   }
  881.  
  882.   function makeRow(vals, str) {
  883.     return make({
  884.       el: "tr",
  885.       cl4ss: "ghd-shortcut",
  886.       html: `<td class="keys"><kbd>${vals[0]}</kbd> <kbd>${vals[1]}</kbd></td><td>${str}</td>`
  887.     });
  888.   }
  889.  
  890.   // add keyboard shortcut to help menu (press "?")
  891.   function buildShortcut() {
  892.     let row;
  893.     const el = $(".keyboard-mappings tbody");
  894.  
  895.     if (el && !$(".ghd-shortcut")) {
  896.       row = makeRow(keyboardOpen.split("+"), "GitHub-Dark: open settings");
  897.       el.appendChild(row);
  898.       row = makeRow(keyboardToggle.split("+"), "GitHub-Dark: toggle style");
  899.       el.appendChild(row);
  900.     }
  901.   }
  902.  
  903.   function findSibling(node, selector) {
  904.     node = node.parentNode.firstElementChild;
  905.     while ((node = node.nextElementSibling)) {
  906.       if (node.matches(selector)) {
  907.         return node;
  908.       }
  909.     }
  910.     return null;
  911.   }
  912.  
  913.   function toggleCodeWrap(el) {
  914.     let css;
  915.     const overallWrap = data.wrap;
  916.     const target = findSibling(el, ".highlight, .diff-table, code, pre");
  917.  
  918.     if (!target) {
  919.       if (debug) {
  920.         console.info("Code wrap icon associated code not found", el);
  921.       }
  922.       return;
  923.     }
  924.     // code with line numbers
  925.     if (target.nodeName === "TABLE") {
  926.       if (!target.className.includes("wrap-table")) {
  927.         css = !overallWrap;
  928.       } else {
  929.         css = target.classList.contains("ghd-unwrap-table");
  930.       }
  931.       toggleClass(target, "ghd-wrap-table", css);
  932.       toggleClass(target, "ghd-unwrap-table", !css);
  933.       toggleClass(el, "wrapped", css);
  934.       toggleClass(el, "unwrap", !css);
  935.     } else {
  936.       css = target.getAttribute("style") || "";
  937.       if (css === "") {
  938.         css = wrapCss[overallWrap ? "unwrap" : "wrapped"];
  939.       } else {
  940.         css = wrapCss[css === wrapCss.wrapped ? "unwrap" : "wrapped"];
  941.       }
  942.       target.setAttribute("style", css);
  943.       toggleClass(el, "wrapped", css === wrapCss.wrapped);
  944.       toggleClass(el, "unwrap", css === wrapCss.unwrap);
  945.     }
  946.   }
  947.  
  948.   function toggleMonospace(el) {
  949.     let tmp = el.closest(".previewable-comment-form");
  950.  
  951.     // single comment
  952.     const textarea = $(".comment-form-textarea", tmp);
  953.  
  954.     if (textarea) {
  955.       toggleClass(textarea, "ghd-monospace-font");
  956.       textarea.focus();
  957.       tmp = textarea.classList.contains("ghd-monospace-font");
  958.       toggleClass(el, "ghd-icon-active", tmp);
  959.     }
  960.   }
  961.  
  962.   function toggleSibs(target, state) {
  963.     // oddly, when a "Details--on" class is applied, the content is hidden
  964.     const isCollapsed = state || target.classList.contains("Details--on"),
  965.       toggles = $$(".file");
  966.     let el,
  967.       indx = toggles.length;
  968.     while (indx--) {
  969.       el = toggles[indx];
  970.       if (el !== target) {
  971.         el.classList.toggle("Details--on", isCollapsed);
  972.       }
  973.     }
  974.   }
  975.  
  976.   function toggleFile(event, init) {
  977.     isUpdating = true;
  978.     const el = event.target.closest(".file");
  979.     if (el && data.modeDiffToggle === "2") {
  980.       if (!init) {
  981.         el.classList.toggle("Details--on");
  982.       }
  983.       toggleSibs(el, true);
  984.     } else if (el) {
  985.       el.classList.toggle("Details--on");
  986.       // shift+click toggle all files!
  987.       if (event.shiftKey) {
  988.         toggleSibs(el);
  989.       }
  990.     }
  991.     isUpdating = false;
  992.     document.activeElement.blur();
  993.     // move current open panel to the top
  994.     if (el && !el.classList.contains("Details--on")) {
  995.       location.hash = el.id;
  996.     }
  997.   }
  998.  
  999.   function bindEvents() {
  1000.     let el, lastKey;
  1001.  
  1002.     const panel = $("#ghd-settings-inner");
  1003.     const swatch = $("#ghd-swatch", panel);
  1004.  
  1005.     // finish initialization
  1006.     $("#ghd-settings-inner .ghd-enable").checked = data.enable;
  1007.     toggleClass($("body"), "ghd-disabled", !data.enable);
  1008.  
  1009.     // Create our menu entry
  1010.     const menu = make({
  1011.       el: "a",
  1012.       cl4ss: "dropdown-item",
  1013.       html: "GitHub Dark Settings",
  1014.       attr: {id: "ghd-menu"}
  1015.     });
  1016.  
  1017.     // .header changed to .Header 22 Aug 2017
  1018.     el = $$(`
  1019.       .header .dropdown-item[href="/settings/profile"],
  1020.       .header .dropdown-item[data-ga-click*="go to profile"],
  1021.       .Header .dropdown-item[href="/settings/profile"],
  1022.       .Header .dropdown-item[data-ga-click*="go to profile"]`
  1023.     );
  1024.     // get last found item - gists only have the "go to profile" item;
  1025.     // GitHub has both
  1026.     el = el[el.length - 1];
  1027.  
  1028.     if (el) {
  1029.       // insert after
  1030.       el.parentNode.insertBefore(menu, el.nextSibling);
  1031.       on($("#ghd-menu"), "click", () => {
  1032.         openPanel();
  1033.       });
  1034.     }
  1035.  
  1036.     on(document, "keypress keydown", event => {
  1037.       clearTimeout(timer);
  1038.       // use "g+o" to open up ghd options panel
  1039.       const openKeys = keyboardOpen.split("+"),
  1040.         toggleKeys = keyboardToggle.split("+"),
  1041.         key = event.key.toLowerCase(),
  1042.         panelVisible = $("#ghd-settings").classList.contains("in");
  1043.  
  1044.       // press escape to close the panel
  1045.       if (key === "escape" && panelVisible) {
  1046.         closePanel();
  1047.         return;
  1048.       }
  1049.       // use event.which from keypress for shortcuts
  1050.       // prevent opening panel while typing "go" in comments
  1051.       if (event.type === "keydown" || /(input|textarea)/i.test(document.activeElement.nodeName)) {
  1052.         return;
  1053.       }
  1054.       if (lastKey === openKeys[0] && key === openKeys[1]) {
  1055.         if (panelVisible) {
  1056.           closePanel();
  1057.         } else {
  1058.           openPanel();
  1059.         }
  1060.       }
  1061.       if (lastKey === toggleKeys[0] && key === toggleKeys[1]) {
  1062.         toggleStyle();
  1063.       }
  1064.       lastKey = key;
  1065.       timer = setTimeout(() => {
  1066.         lastKey = null;
  1067.       }, keyboardDelay);
  1068.  
  1069.       // add shortcut to help menu
  1070.       if (key === "?") {
  1071.         // table doesn't exist until user presses "?"
  1072.         setTimeout(() => {
  1073.           buildShortcut();
  1074.         }, 300);
  1075.       }
  1076.     });
  1077.  
  1078.     // add ghd-settings panel bindings
  1079.     on($$("#ghd-settings, #ghd-settings-close"), "click keyup", event => {
  1080.       // press escape to close settings
  1081.       if (event.type === "keyup" && event.which !== 27) {
  1082.         return;
  1083.       }
  1084.       closePanel();
  1085.     });
  1086.  
  1087.     on(panel, "click", event => {
  1088.       event.stopPropagation();
  1089.     });
  1090.  
  1091.     on($(".ghd-reset", panel), "click", async event => {
  1092.       event.preventDefault();
  1093.       isUpdating = true;
  1094.       // pass true to reset values
  1095.       await setStoredValues(true);
  1096.       // add reset values back to data
  1097.       await getStoredValues();
  1098.       // add reset values to panel
  1099.       updatePanel();
  1100.       // update style
  1101.       updateStyle();
  1102.     });
  1103.  
  1104.     on($$("input[type='text']", panel), "focus", function() {
  1105.       // select all text when focused
  1106.       this.select();
  1107.     });
  1108.  
  1109.     on($$("select, input", panel), "change", () => {
  1110.       if (!isUpdating) {
  1111.         updateStyle();
  1112.       }
  1113.     });
  1114.  
  1115.     on($(".ghd-update", panel), "click", async event => {
  1116.       event.preventDefault();
  1117.       await forceUpdate();
  1118.     });
  1119.  
  1120.     on($(".ghd-textarea-toggle", panel), "click", function(event) {
  1121.       event.preventDefault();
  1122.       let hidden, el;
  1123.       this.classList.remove("selected");
  1124.       el = next(this, ".ghd-paste-area-content");
  1125.       if (el) {
  1126.         hidden = el.style.display === "none";
  1127.         el.style.display = hidden ? "" : "none";
  1128.         if (el.style.display !== "none") {
  1129.           el.classList.add("selected");
  1130.           el = $("textarea", el);
  1131.           el.focus();
  1132.           el.select();
  1133.         }
  1134.       }
  1135.       return false;
  1136.     });
  1137.  
  1138.     on($(".ghd-paste-area-content", panel), "paste", async event => {
  1139.       const toggle = $(".ghd-textarea-toggle", panel),
  1140.         textarea = event.target;
  1141.       setTimeout(async () => {
  1142.         textarea.parentNode.style.display = "none";
  1143.         toggle.classList.remove("selected");
  1144.         testing = true;
  1145.         await forceUpdate(textarea.value);
  1146.       }, 200);
  1147.     });
  1148.  
  1149.     // Toggles
  1150.     on($("body"), "click", event => {
  1151.       const target = event.target;
  1152.       if (data.enableCodeWrap && target.classList.contains("ghd-wrap-toggle")) {
  1153.         // **** CODE WRAP TOGGLE ****
  1154.         event.stopPropagation();
  1155.         toggleCodeWrap(target);
  1156.       } else if (data.enableMonospace && target.classList.contains("ghd-monospace")) {
  1157.         // **** MONOSPACE FONT TOGGLE ****
  1158.         event.stopPropagation();
  1159.         toggleMonospace(target);
  1160.         return false;
  1161.       } else if (data.modeDiffToggle !== "0" && target.classList.contains("ghd-file-toggle")) {
  1162.         // **** CODE DIFF COLLAPSE TOGGLE ****
  1163.         event.stopPropagation();
  1164.         toggleFile(event);
  1165.       }
  1166.     });
  1167.  
  1168.     // style color picker
  1169.     picker = new jscolor($(".ghd-color", panel));
  1170.     picker.zIndex = 65536;
  1171.     picker.hash = true;
  1172.     picker.backgroundColor = "#333";
  1173.     picker.padding = 0;
  1174.     picker.borderWidth = 0;
  1175.     picker.borderColor = "#444";
  1176.     picker.onFineChange = () => {
  1177.       swatch.style.backgroundColor = `#${picker}`;
  1178.     };
  1179.   }
  1180.  
  1181.   function openPanel() {
  1182.     // Don't show options panel on page that's missing main styles (e.g. help)
  1183.     if ($(".modal-backdrop")) {
  1184.       $(".modal-backdrop").click();
  1185.     }
  1186.     updatePanel();
  1187.     $("#ghd-settings").classList.add("in");
  1188.   }
  1189.  
  1190.   function closePanel(flag) {
  1191.     $("#ghd-settings").classList.remove("in");
  1192.     picker.hide();
  1193.  
  1194.     if (flag === "forced") {
  1195.       // forced update; partial re-initialization
  1196.       init();
  1197.     } else {
  1198.       // apply changes when the panel is closed
  1199.       updateStyle();
  1200.     }
  1201.   }
  1202.  
  1203.   function toggleStyle() {
  1204.     const isEnabled = !data.enable;
  1205.     data.enable = isEnabled;
  1206.     $("#ghd-settings-inner .ghd-enable").checked = isEnabled;
  1207.     // add processedCss back into style (emptied when disabled)
  1208.     if (isEnabled) {
  1209.       // data.processedCss is empty when ghd is disabled on init
  1210.       if (!data.processedCss) {
  1211.         processStyle();
  1212.       } else {
  1213.         addSavedStyle();
  1214.       }
  1215.     }
  1216.     $style.disabled = !isEnabled;
  1217.   }
  1218.  
  1219.   async function init() {
  1220.     if (!document.head) {
  1221.       return;
  1222.     }
  1223.  
  1224.     document.head.parentNode.insertBefore($style, document.head.nextSibling);
  1225.     await getStoredValues(true);
  1226.  
  1227.     $style.disabled = !data.enable;
  1228.     data.lastgithub = data.themeGH;
  1229.     data.lastcodemirror = data.themeCM;
  1230.     data.lastjupyter = data.themeJP;
  1231.     data.lastCW = data.enableCodeWrap;
  1232.     data.lastMS = data.enableMonospace;
  1233.     data.lastDT = data.modeDiffToggle;
  1234.  
  1235.     if (!data.processedCss) {
  1236.       fetchAndApplyStyle();
  1237.     } else {
  1238.       // only load package.json once a day, or after a forced update
  1239.       if ((new Date().getTime() > data.date + delay) || data.version === 0) {
  1240.         // get package.json from GitHub-Dark & compare versions
  1241.         // load new script if a newer one is available
  1242.         checkVersion();
  1243.       } else {
  1244.         addSavedStyle();
  1245.       }
  1246.     }
  1247.     isInitialized = false;
  1248.   }
  1249.  
  1250.   // add style at document-start
  1251.   await init();
  1252.  
  1253.   async function buildOnLoad() {
  1254.     if (isInitialized === "pending") {
  1255.       // init after DOM loaded on .atom pages
  1256.       await init();
  1257.     }
  1258.     // add panel even if you're not logged in - open panel using keyboard
  1259.     // shortcut just not on githubusercontent pages (no settings panel needed)
  1260.     if (!window.location.host.includes("githubusercontent.com")) {
  1261.       buildSettings();
  1262.       // add event binding on document ready
  1263.       bindEvents();
  1264.  
  1265.       on(document, "ghmo:container", updateToggles);
  1266.       on(document, "ghmo:comments", updateToggles);
  1267.       on(document, "ghmo:diff", updateToggles);
  1268.       on(document, "ghmo:preview", updateToggles);
  1269.     }
  1270.  
  1271.     isInitialized = true;
  1272.   }
  1273.  
  1274.   if (document.readyState === "loading") {
  1275.     on(document, "DOMContentLoaded", buildOnLoad);
  1276.   } else {
  1277.     buildOnLoad();
  1278.   }
  1279.  
  1280.   /* utility functions */
  1281.   function isBool(name) {
  1282.     const val = data[name];
  1283.     return typeof val === "boolean" ? val : defaults[name];
  1284.   }
  1285.  
  1286.   function $(str, el) {
  1287.     return (el || document).querySelector(str);
  1288.   }
  1289.  
  1290.   function $$(str, el) {
  1291.     return [...(el || document).querySelectorAll(str)];
  1292.   }
  1293.  
  1294.   function next(el, selector) {
  1295.     while ((el = el.nextElementSibling)) {
  1296.       if (el && el.matches(selector)) {
  1297.         return el;
  1298.       }
  1299.     }
  1300.     return null;
  1301.   }
  1302.  
  1303.   function make(obj) {
  1304.     let key;
  1305.     const el = document.createElement(obj.el);
  1306.  
  1307.     if (obj.cl4ss) { el.className = obj.cl4ss }
  1308.     if (obj.html) { el.innerHTML = obj.html }
  1309.     if (obj.attr) {
  1310.       for (key of Object.keys(obj.attr)) {
  1311.         el.setAttribute(key, obj.attr[key]);
  1312.       }
  1313.     }
  1314.     if (obj.appendTo) {
  1315.       $(obj.appendTo).appendChild(el);
  1316.     }
  1317.     return el;
  1318.   }
  1319.  
  1320.   function removeAll(selector) {
  1321.     isUpdating = true;
  1322.     $$(selector).forEach(el => {
  1323.       el.parentNode.removeChild(el);
  1324.     });
  1325.     isUpdating = false;
  1326.   }
  1327.  
  1328.   function on(els, name, callback) {
  1329.     els = Array.isArray(els) ? els : [els];
  1330.     const events = name.split(/\s+/);
  1331.     els.forEach(el => {
  1332.       events.forEach(ev => {
  1333.         el.addEventListener(ev, callback);
  1334.       });
  1335.     });
  1336.   }
  1337.  
  1338.   function toggleClass(els, cl4ss, flag) {
  1339.     els = Array.isArray(els) ? els : [els];
  1340.     els.forEach(el => {
  1341.       if (el) {
  1342.         if (typeof flag === "undefined") {
  1343.           flag = !el.classList.contains(cl4ss);
  1344.         }
  1345.         el.classList.toggle(cl4ss, flag);
  1346.       }
  1347.     });
  1348.   }
  1349.  
  1350.   // Add GM options
  1351.   // await GM.registerMenuCommand("GitHub Dark Script debug logging", async () => {
  1352.   //   let val = prompt(
  1353.   //     "Toggle GitHub Dark Script debug log (true/false):",
  1354.   //     "" + debug
  1355.   //   );
  1356.   //   if (val) {
  1357.   //     debug = /^t/.test(val);
  1358.   //     await GM.setValue("debug", debug);
  1359.   //   }
  1360.   // });
  1361. })();