menixator/README.md

## README.md

      
    Raw
  

              README.md
            
          
    AHK Forum: Better Download Names

This userscript allows you to customize how the files downloaded from the
codeboxes over at the autohotkey forum are named. By default they will all be
named Untilted.ahk
There are currently two versions of the script:

Basic Variant
MD5 Variant

TODO:


## build.sh
# pass bump to this build script to bump the script version
# Pass the arguments to the build script
node ./build_userscript.js "$@"
echo running prettier
prettier --write **/*.js


## build_userscript.js
#!/usr/bin/env node

const defaultConfig = require("./default.config");
const userConfig = require("./user.config");
const md5Config = require("./md5.config");
const fs = require("fs");
const path = require("path");

const FILE_NAME = __dirname + "/titled.template.js";

const OUTPUT = "titled.user.js";

const OUTPUT_MD5 = "titled_md5.user.js";

const CONFIG_INDENT = "  ";

let fileData = fs.readFileSync(FILE_NAME, "utf8");

// Cheap way to version bump
if (process.argv[2] == "bump") {
  console.log("bumping version");
  let fileLines = fileData.split(/\n/);

  let index = fileLines.findIndex(line => line.match(/^\s*\/\/\s*@version/));

  if (index == -1) {
    console.error("no version line was found");
    process.exit(1);
  }

  let foundLine = fileLines[index];
  let match = foundLine.match(/\s*\/\/\s*@version(\s{1,})(\d+(\.\d+)*)/);
  if (!match) {
    console.error(`no valid version string was found on line ${index}`);
    process.exit(1);
  }
  let version = match[2];
  console.log(`current version is: ${version}`);
  version = version.split(".").map(versionPart => parseInt(versionPart, 10));

  // bump
  version[version.length - 1]++;

  console.log(`new version is: ${version.join(".")}`);

  fileLines[index] = `// @version${match[1]}${version.join(".")}`;

  fs.writeFileSync(FILE_NAME, fileLines.join("\n"));
  fileData = fileLines.join("\n");
}

function cloneConfig(config) {
  return {
    config: { ...config.config },
    documentation: { ...config.documentation },
    requires: [...config.requires]
  };
}

function mergeConfig(a, b) {
  Object.assign(a.config, b.config);
  Object.assign(a.documentation, b.documentation);
  a.requires = [...a.requires, ...b.requires];
}

function stringifyConfig(config) {
  let configStr = "";

  for (const [key, value] of Object.entries(config.config)) {
    let documentation = config.documentation[key];

    if (documentation) {
      configStr +=
        documentation
          .trim()
          .split("\n")
          .map(line => CONFIG_INDENT + "// " + line)
          .join("\n") + "\n";
    }

    configStr +=
      CONFIG_INDENT + `const ${key} = ${JSON.stringify(value)};` + "\n\n";
  }
  return configStr;
}

let baseConfig = cloneConfig(defaultConfig);

mergeConfig(baseConfig, userConfig);

function applyConfig(contents, config, filePath) {
  return contents
    .replace(
      /\n[ \t]+\/\* --START-REMOVING--HERE-- \*\/([\s\S]+?)\/\* --STOP-REMOVING--HERE-- \*\//,
      "\n" + stringifyConfig(config)
    )
    .replace(/\$\$FILE_PATH\$\$/g, filePath)
    .replace(
      /\n[ \t]*\/\* --INSERT-REQUIRES--HERE-- \*\//,
      config.requires.length === 0
        ? ""
        : "\n" +
            config.requires
              .map(require => `// @require      ${require}`)
              .join("\n")
    );
}

let baseScript = applyConfig(fileData, baseConfig, OUTPUT);

fs.writeFileSync(__dirname + "/" + OUTPUT, baseScript);

let md5ConfigFinal = cloneConfig(baseConfig);

mergeConfig(md5ConfigFinal, md5Config);

let md5Script = applyConfig(fileData, md5ConfigFinal, OUTPUT_MD5);

fs.writeFileSync(__dirname + "/" + OUTPUT_MD5, md5Script);

## default.config.js
module.exports = {
  config: {
    NUM_RETRIES_ON_EMPTY: 0,
    REMOVE_CLASSIC_DOWNLOAD_BUTTON: false,
    SUFFIX_STRATEGY: "LENGTH",
    SUFFIX_STRATEGY_LENGTH_LIMIT: 5,
    DISCARD_POSTERS_FILE_NAMES: false,
    SUFFIX_STRATEGY_MD5_LIMIT: 5
  },
  documentation: {
    NUM_RETRIES_ON_EMPTY: `How many times to retry if user enters an empty string`,
    REMOVE_CLASSIC_DOWNLOAD_BUTTON: `Turn this on to remove the classic download button and leave only the "Download As" button`,
    SUFFIX_STRATEGY: `
Decide on how to generate a suffix
LENGTH: uses the first n digits of the hexadecimal representation of the code
block's length
MD5: uses the first n characters of an md5 checksum(overkill)
    `,
    SUFFIX_STRATEGY_LENGTH_LIMIT: `
Limit the number of suffix characters for the length strategy.
Any number equal to 0 or less here will make the userscript use the entire
string
`,
    SUFFIX_STRATEGY_MD5_LIMIT: `
How many characters to take from the beginning of the md5 sum.
Any number equal to 0 or less here will make the userscript use the entire
string
`,
    DISCARD_POSTERS_FILE_NAMES: `
Sometimes, users will add legitimate names to the files. Turn this on if
you dont want to discard them
`
  },
  requires: []
};

## md5.config.js
module.exports = {
  config: {
    SUFFIX_STRATEGY: "MD5"
  },
  requires: [
    "https://cdnjs.cloudflare.com/ajax/libs/crypto-js/4.1.1/core.min.js",
    "https://cdnjs.cloudflare.com/ajax/libs/crypto-js/4.1.1/md5.min.js"
  ]
};

## titled.template.js
// ==UserScript==
// @name         AHK Forum: Better Download Names
// @version      0.1.29
// @description  Fix download names over at the ahk forums
// @author       menixator
// @match        https://www.autohotkey.com/boards/viewtopic.php?*
// @icon         https://www.autohotkey.com/favicon.ico
// @updateURL    https://gist.github.com/raw/59e7197f71fe6570c6070ec29f9597f2/$$FILE_PATH$$
// @downloadURL  https://gist.github.com/raw/59e7197f71fe6570c6070ec29f9597f2/$$FILE_PATH$$
// @homepage     https://gist.github.com/59e7197f71fe6570c6070ec29f9597f2
/* --INSERT-REQUIRES--HERE-- */
// @grant        none
// ==/UserScript==

(function() {
  /* --START-REMOVING--HERE-- */
  // This is not the userscript. This is a template file.
  // Run the build script and check the build folder

  /* Default Config */
  let NUM_RETRIES_ON_EMPTY = 0;
  let REMOVE_CLASSIC_DOWNLOAD_BUTTON = false;
  let SUFFIX_STRATEGY = "LENGTH";
  let SUFFIX_STRATEGY_LENGTH_LIMIT = 5;
  let DISCARD_POSTERS_FILE_NAMES = false;
  let SUFFIX_STRATEGY_MD5_LIMIT = 5;
  /* --STOP-REMOVING--HERE-- */

  // You are free to edit these functions however you want without breaking the script
  // Default format is :
  // For AHK files: %SANITIZED_TOPIC_NAME%%SUFFIX%
  // For Others: T%TOPIC_ID%:P%POST_ID%: %SANITIZED_TOPIC_NAME%%SUFFIX%
  /* Customizations here */
  function generateFileName(info) {
    switch (info.language) {
      case "autohotkey":
        // Only for autohotkey files
        return `${info.topicTitle}${generateSuffix(info)}`;
    }

    return `${info.topicTitle}_T${info.topicId}:P${info.postId}${generateSuffix(
      info
    )}`;
  }

  function postProcessUserInputFileName(_info, enteredFileName) {
    return enteredFileName;
  }

  function transformCodeBlock(info, data) {
    switch (info.language) {
      case "autohotkey":
        // Add anything you want to add to the code here
        /* Customizations here */
        let contents = [
          `; TOPIC NAME: ${info.initialTopicTitle}`,
          `; POST LINK: https://www.autohotkey.com/boards/viewtopic.php?t=${info.topicId}#p${info.postId}`,
          `; TOPIC LINK: https://www.autohotkey.com/boards/viewtopic.php?t=${info.topicId}`,
          "",
          "",
          data
        ].join("\n");
        return contents;
    }

    return data;
  }

  function finalFileNameTransform(info, fileName) {
    switch (info.language) {
      case "autohotkey":
        if (!fileName.match(/.ahk$/)) {
          return `${fileName}.ahk`;
        }
    }

    // If there was an extension extracted and if the fileName does not have an
    // extension, add it
    if (info.extension && !fileName.match(/\.\w{1,}$/)) {
      fileName += `.${info.extension}`;
    }
    return fileName;
  }

  function topicTitleTransform(topicTitle) {
    return sanitizeFileName(
      topicTitle.replace(/\[\s*solved\s*\]/gi, "")
    ).toLowerCase();
  }

  // Try to generate a somewhat reproducable suffix. The idea is to try and
  // have the filename be the same for the codeblock in quoted contexts.
  // TODO: improve this
  function generateSuffix(info) {
    let content = info.data.trim();

    if (info.suffix) {
      return suffix;
    }

    if (content.length == 0) {
      info.codeboxId = "0";
      info.suffix = "_0";
      return info.suffix;
    }

    switch (SUFFIX_STRATEGY) {
      case "MD5":
        let contentHash = CryptoJS.MD5(info.data).toString();

        if (SUFFIX_STRATEGY_MD5_LIMIT !== -1) {
          contentHash = contentHash.slice(0, SUFFIX_STRATEGY_MD5_LIMIT);
        }
        info.codeBoxId = contentHash;
        info.suffix = `_${info.codeBoxId}`;
        break;

      default:
      case "LENGTH":
        info.codeBoxId = content.length.toString(16);
        if (
          SUFFIX_STRATEGY_LENGTH_LIMIT > 0 &&
          SUFFIX_STRATEGY_LENGTH_LIMIT !== -1
        ) {
          info.codeBoxId = info.codeBoxId.slice(
            0,
            SUFFIX_STRATEGY_LENGTH_LIMIT
          );
        }

        info.suffix = `_${info.codeBoxId}`;
        break;
    }
    invariant(
      info.suffix && info.suffix.length > 0,
      "Suffix was empty, check your config"
    );
    return info.suffix;
  }

  // ----------------------------------------------------------
  // These can be edited but you might break the script

  function download() {
    let codebox = this.closest(".codebox");

    let infoStr = codebox.getAttribute("data-userscript-blob");

    if (!infoStr || infoStr === null || infoStr === "") {
      return false;
    }

    let info = JSON.parse(infoStr);

    if (!info.language && info.language !== null) {
      let language =
        [...codebox.querySelector("code").classList].find(className =>
          className.startsWith("language-")
        ) || null;

      if (language !== null) {
        language = language.trim().slice("language-".length);
      }
      info.language = language;
      codebox.setAttribute("data-userscript-blob", JSON.stringify(info));
    }

    let code = codebox.querySelector("pre");
    let data = code.textContent || "";

    let newFileName = info.defaultFileName;

    if (DISCARD_POSTERS_FILE_NAMES || !info.defaultFileName) {
      let generatedFileName;

      if (info.generatedFileName) {
        generatedFileName = info.generatedFileName;
      } else {
        generatedFileName = generateFileName(
          Object.assign({ data: data }, info)
        );

        invariant(
          generatedFileName && generatedFileName.length > 0,
          "Generated filename was null/empty"
        );
        info.generatedFileName = generatedFileName;
        codebox.setAttribute("data-userscript-blob", JSON.stringify(info));
      }
      newFileName = generatedFileName;
    }

    data = transformCodeBlock(info, data);
    invariant(data, "transformCodeBlock returned null/undefined");

    if (this.hasAttribute("data-userscript-ask-input")) {
      let i = 0;
      do {
        // Prompt will have the newFileName prefilled
        newFileName = prompt("Save code block as:", newFileName);
        // User cancelled or pressed escape
        if (newFileName === null) {
          return false;
        }
      } while (newFileName.length === 0 && ++i < NUM_RETRIES_ON_EMPTY);

      // User entered an empty string
      if (newFileName.length === 0) {
        return;
      }

      newFileName = postProcessUserInputFileName(newFileName);
      invariant(
        newFileName && newFileName.length > 0,
        "postProcessUserInputFileName returned null/empty"
      );
    }

    downloadTextFile(info, data, newFileName);
  }

  // Yoinked from site code
  // I'll leave joe's comment here

  // joedf: modified from https://stackoverflow.com/a/33542499/883015

  function downloadTextFile(info, data, fileName) {
    fileName = finalFileNameTransform(info, fileName);
    invariant(
      fileName && fileName.length > 0,
      "finalFileNameTransform returned null/empty string"
    );

    var blob = new Blob([data], { type: "text/plain" });
    if (window.navigator.msSaveOrOpenBlob) {
      window.navigator.msSaveBlob(blob, fileName);
    } else {
      var elem = window.document.createElement("a");
      elem.href = window.URL.createObjectURL(blob);
      elem.download = fileName;
      document.body.appendChild(elem);
      elem.click();
      document.body.removeChild(elem);
    }
    return false;
  }

  function invariant(value, message) {
    if (!value) {
      throw new Error(message);
    }
  }

  function sanitizeWindowsFileName(fileName) {
    return (
      fileName
        .replace(/\n/g, " ")
        .replace(/[<>:"/\\|?*\x00-\x1F]| +$/g, "_")
        .replace(/^(CON|PRN|AUX|NUL|COM[1-9]|LPT[1-9])$/, x => x + "_")
        .replace(/__/g, "")
        // Remove underscores from the beginning and the end
        .replace(/^_|_$/g, "")
    );
  }

  function sanitizeFileName(fileName) {
    return (
      sanitizeWindowsFileName(fileName)
        .replace(/,/, "")
        .replace(/\s/g, "_")
        .replace(/__/g, "_")
        // Remove underscores from the beginning and the end
        .replace(/^_|_$/g, "")
    );
  }
  //

  if (document.readyState == "complete") {
    run();
  } else {
    window.addEventListener("load", run);
  }

  function run() {
    if (SUFFIX_STRATEGY === "MD5" && !CryptoJS) {
      alert("Using MD5 suffix strategy but CryptoJS was not found!");
      return;
    }

    let topicTitle = document.querySelector(".topic-title>a");

    if (!topicTitle || topicTitle === null) {
      return;
    }

    topicTitle = topicTitle.textContent;

    let threadInformation = {
      initialTopicTitle: topicTitle,
      topicTitle: topicTitleTransform(topicTitle),
      topicId: document.querySelector(
        `#topic-search > fieldset > input[name="t"]`
      ).value
    };

    for (const post of document.querySelectorAll(".post")) {
      // Lop off the prefix "p"
      let postId = post.id.slice(1);

      let codeboxes = [...post.querySelectorAll(".codebox")];
      for (const codebox of codeboxes) {
        if (codebox.hasAttribute("data-userscript-blob")) {
          continue;
        }
        // Check if parent element has the class "content"
        // If it doesnt, then this codebox is in a quoted context
        if ([...codebox.parentElement.classList].indexOf("content") == -1) {
          // We're in a quoted context

          let closestCitedBlockQuote = codebox.closest(
            "blockquote:not(.uncited)"
          );

          if (closestCitedBlockQuote) {
            postId = closestCitedBlockQuote
              .querySelector("cite>a[data-post-id]")
              .getAttribute("data-post-id");
          }
        }

        let postInformation = Object.assign({}, threadInformation, {
          postId
        });

        let downloadLink = [...codebox.querySelectorAll("p>a")].find(
          a => a.textContent === "Download"
        );

        if (!downloadLink) {
          return;
        }

        let extension = null;

        let extMatch = codebox
          .getAttribute("data-filename")
          .match(/^(.+?)\.(.+?)$/);

        let defaultFileName = null;

        if (extMatch) {
          extension = extMatch[2];

          if (extMatch[1] !== "Untitled") {
            defaultFileName = extMatch[1];
          }
        }

        postInformation = Object.assign({}, postInformation, {
          defaultFileName,
          extension
        });

        codebox.setAttribute(
          "data-userscript-blob",
          JSON.stringify(postInformation)
        );

        downloadLink.title = `Download File`;
        downloadLink.removeAttribute("onclick");
        // Fix the hover
        downloadLink.style.cursor = "pointer";

        // Stop moving away from the scroll position when the button is clicked.
        downloadLink.removeAttribute("href");

        let downloadAsLink = document.createElement("a");
        downloadAsLink.title = "Download As";

        downloadAsLink.style.cursor = "pointer";

        downloadAsLink.setAttribute("data-userscript-ask-input", true);

        downloadAsLink.textContent = "Download As";
        downloadAsLink.addEventListener("click", download.bind(downloadAsLink));

        downloadLink.insertAdjacentElement("afterend", downloadAsLink);
        downloadLink.insertAdjacentText("afterend", " - ");

        if (REMOVE_CLASSIC_DOWNLOAD_BUTTON) {
          downloadLink.remove();
        } else {
          downloadLink.addEventListener("click", download.bind(downloadLink));
        }
      }
    }
  }
})();

## titled.user.js
// ==UserScript==
// @name         AHK Forum: Better Download Names
// @version      0.1.29
// @description  Fix download names over at the ahk forums
// @author       menixator
// @match        https://www.autohotkey.com/boards/viewtopic.php?*
// @icon         https://www.autohotkey.com/favicon.ico
// @updateURL    https://gist.github.com/raw/59e7197f71fe6570c6070ec29f9597f2/titled.user.js
// @downloadURL  https://gist.github.com/raw/59e7197f71fe6570c6070ec29f9597f2/titled.user.js
// @homepage     https://gist.github.com/59e7197f71fe6570c6070ec29f9597f2
// @grant        none
// ==/UserScript==

(function() {
  // How many times to retry if user enters an empty string
  const NUM_RETRIES_ON_EMPTY = 0;

  // Turn this on to remove the classic download button and leave only the "Download As" button
  const REMOVE_CLASSIC_DOWNLOAD_BUTTON = false;

  // Decide on how to generate a suffix
  // LENGTH: uses the first n digits of the hexadecimal representation of the code
  // block's length
  // MD5: uses the first n characters of an md5 checksum(overkill)
  const SUFFIX_STRATEGY = "LENGTH";

  // Limit the number of suffix characters for the length strategy.
  // Any number equal to 0 or less here will make the userscript use the entire
  // string
  const SUFFIX_STRATEGY_LENGTH_LIMIT = 5;

  // Sometimes, users will add legitimate names to the files. Turn this on if
  // you dont want to discard them
  const DISCARD_POSTERS_FILE_NAMES = false;

  // How many characters to take from the beginning of the md5 sum.
  // Any number equal to 0 or less here will make the userscript use the entire
  // string
  const SUFFIX_STRATEGY_MD5_LIMIT = 5;

  // You are free to edit these functions however you want without breaking the script
  // Default format is :
  // For AHK files: %SANITIZED_TOPIC_NAME%%SUFFIX%
  // For Others: T%TOPIC_ID%:P%POST_ID%: %SANITIZED_TOPIC_NAME%%SUFFIX%
  /* Customizations here */
  function generateFileName(info) {
    switch (info.language) {
      case "autohotkey":
        // Only for autohotkey files
        return `${info.topicTitle}${generateSuffix(info)}`;
    }

    return `${info.topicTitle}_T${info.topicId}:P${info.postId}${generateSuffix(
      info
    )}`;
  }

  function postProcessUserInputFileName(_info, enteredFileName) {
    return enteredFileName;
  }

  function transformCodeBlock(info, data) {
    switch (info.language) {
      case "autohotkey":
        // Add anything you want to add to the code here
        /* Customizations here */
        let contents = [
          `; TOPIC NAME: ${info.initialTopicTitle}`,
          `; POST LINK: https://www.autohotkey.com/boards/viewtopic.php?t=${info.topicId}#p${info.postId}`,
          `; TOPIC LINK: https://www.autohotkey.com/boards/viewtopic.php?t=${info.topicId}`,
          "",
          "",
          data
        ].join("\n");
        return contents;
    }

    return data;
  }

  function finalFileNameTransform(info, fileName) {
    switch (info.language) {
      case "autohotkey":
        if (!fileName.match(/.ahk$/)) {
          return `${fileName}.ahk`;
        }
    }

    // If there was an extension extracted and if the fileName does not have an
    // extension, add it
    if (info.extension && !fileName.match(/\.\w{1,}$/)) {
      fileName += `.${info.extension}`;
    }
    return fileName;
  }

  function topicTitleTransform(topicTitle) {
    return sanitizeFileName(
      topicTitle.replace(/\[\s*solved\s*\]/gi, "")
    ).toLowerCase();
  }

  // Try to generate a somewhat reproducable suffix. The idea is to try and
  // have the filename be the same for the codeblock in quoted contexts.
  // TODO: improve this
  function generateSuffix(info) {
    let content = info.data.trim();

    if (info.suffix) {
      return suffix;
    }

    if (content.length == 0) {
      info.codeboxId = "0";
      info.suffix = "_0";
      return info.suffix;
    }

    switch (SUFFIX_STRATEGY) {
      case "MD5":
        let contentHash = CryptoJS.MD5(info.data).toString();

        if (SUFFIX_STRATEGY_MD5_LIMIT !== -1) {
          contentHash = contentHash.slice(0, SUFFIX_STRATEGY_MD5_LIMIT);
        }
        info.codeBoxId = contentHash;
        info.suffix = `_${info.codeBoxId}`;
        break;

      default:
      case "LENGTH":
        info.codeBoxId = content.length.toString(16);
        if (
          SUFFIX_STRATEGY_LENGTH_LIMIT > 0 &&
          SUFFIX_STRATEGY_LENGTH_LIMIT !== -1
        ) {
          info.codeBoxId = info.codeBoxId.slice(
            0,
            SUFFIX_STRATEGY_LENGTH_LIMIT
          );
        }

        info.suffix = `_${info.codeBoxId}`;
        break;
    }
    invariant(
      info.suffix && info.suffix.length > 0,
      "Suffix was empty, check your config"
    );
    return info.suffix;
  }

  // ----------------------------------------------------------
  // These can be edited but you might break the script

  function download() {
    let codebox = this.closest(".codebox");

    let infoStr = codebox.getAttribute("data-userscript-blob");

    if (!infoStr || infoStr === null || infoStr === "") {
      return false;
    }

    let info = JSON.parse(infoStr);

    if (!info.language && info.language !== null) {
      let language =
        [...codebox.querySelector("code").classList].find(className =>
          className.startsWith("language-")
        ) || null;

      if (language !== null) {
        language = language.trim().slice("language-".length);
      }
      info.language = language;
      codebox.setAttribute("data-userscript-blob", JSON.stringify(info));
    }

    let code = codebox.querySelector("pre");
    let data = code.textContent || "";

    let newFileName = info.defaultFileName;

    if (DISCARD_POSTERS_FILE_NAMES || !info.defaultFileName) {
      let generatedFileName;

      if (info.generatedFileName) {
        generatedFileName = info.generatedFileName;
      } else {
        generatedFileName = generateFileName(
          Object.assign({ data: data }, info)
        );

        invariant(
          generatedFileName && generatedFileName.length > 0,
          "Generated filename was null/empty"
        );
        info.generatedFileName = generatedFileName;
        codebox.setAttribute("data-userscript-blob", JSON.stringify(info));
      }
      newFileName = generatedFileName;
    }

    data = transformCodeBlock(info, data);
    invariant(data, "transformCodeBlock returned null/undefined");

    if (this.hasAttribute("data-userscript-ask-input")) {
      let i = 0;
      do {
        // Prompt will have the newFileName prefilled
        newFileName = prompt("Save code block as:", newFileName);
        // User cancelled or pressed escape
        if (newFileName === null) {
          return false;
        }
      } while (newFileName.length === 0 && ++i < NUM_RETRIES_ON_EMPTY);

      // User entered an empty string
      if (newFileName.length === 0) {
        return;
      }

      newFileName = postProcessUserInputFileName(newFileName);
      invariant(
        newFileName && newFileName.length > 0,
        "postProcessUserInputFileName returned null/empty"
      );
    }

    downloadTextFile(info, data, newFileName);
  }

  // Yoinked from site code
  // I'll leave joe's comment here

  // joedf: modified from https://stackoverflow.com/a/33542499/883015

  function downloadTextFile(info, data, fileName) {
    fileName = finalFileNameTransform(info, fileName);
    invariant(
      fileName && fileName.length > 0,
      "finalFileNameTransform returned null/empty string"
    );

    var blob = new Blob([data], { type: "text/plain" });
    if (window.navigator.msSaveOrOpenBlob) {
      window.navigator.msSaveBlob(blob, fileName);
    } else {
      var elem = window.document.createElement("a");
      elem.href = window.URL.createObjectURL(blob);
      elem.download = fileName;
      document.body.appendChild(elem);
      elem.click();
      document.body.removeChild(elem);
    }
    return false;
  }

  function invariant(value, message) {
    if (!value) {
      throw new Error(message);
    }
  }

  function sanitizeWindowsFileName(fileName) {
    return (
      fileName
        .replace(/\n/g, " ")
        .replace(/[<>:"/\\|?*\x00-\x1F]| +$/g, "_")
        .replace(/^(CON|PRN|AUX|NUL|COM[1-9]|LPT[1-9])$/, x => x + "_")
        .replace(/__/g, "")
        // Remove underscores from the beginning and the end
        .replace(/^_|_$/g, "")
    );
  }

  function sanitizeFileName(fileName) {
    return (
      sanitizeWindowsFileName(fileName)
        .replace(/,/, "")
        .replace(/\s/g, "_")
        .replace(/__/g, "_")
        // Remove underscores from the beginning and the end
        .replace(/^_|_$/g, "")
    );
  }
  //

  if (document.readyState == "complete") {
    run();
  } else {
    window.addEventListener("load", run);
  }

  function run() {
    if (SUFFIX_STRATEGY === "MD5" && !CryptoJS) {
      alert("Using MD5 suffix strategy but CryptoJS was not found!");
      return;
    }

    let topicTitle = document.querySelector(".topic-title>a");

    if (!topicTitle || topicTitle === null) {
      return;
    }

    topicTitle = topicTitle.textContent;

    let threadInformation = {
      initialTopicTitle: topicTitle,
      topicTitle: topicTitleTransform(topicTitle),
      topicId: document.querySelector(
        `#topic-search > fieldset > input[name="t"]`
      ).value
    };

    for (const post of document.querySelectorAll(".post")) {
      // Lop off the prefix "p"
      let postId = post.id.slice(1);

      let codeboxes = [...post.querySelectorAll(".codebox")];
      for (const codebox of codeboxes) {
        if (codebox.hasAttribute("data-userscript-blob")) {
          continue;
        }
        // Check if parent element has the class "content"
        // If it doesnt, then this codebox is in a quoted context
        if ([...codebox.parentElement.classList].indexOf("content") == -1) {
          // We're in a quoted context

          let closestCitedBlockQuote = codebox.closest(
            "blockquote:not(.uncited)"
          );

          if (closestCitedBlockQuote) {
            postId = closestCitedBlockQuote
              .querySelector("cite>a[data-post-id]")
              .getAttribute("data-post-id");
          }
        }

        let postInformation = Object.assign({}, threadInformation, {
          postId
        });

        let downloadLink = [...codebox.querySelectorAll("p>a")].find(
          a => a.textContent === "Download"
        );

        if (!downloadLink) {
          return;
        }

        let extension = null;

        let extMatch = codebox
          .getAttribute("data-filename")
          .match(/^(.+?)\.(.+?)$/);

        let defaultFileName = null;

        if (extMatch) {
          extension = extMatch[2];

          if (extMatch[1] !== "Untitled") {
            defaultFileName = extMatch[1];
          }
        }

        postInformation = Object.assign({}, postInformation, {
          defaultFileName,
          extension
        });

        codebox.setAttribute(
          "data-userscript-blob",
          JSON.stringify(postInformation)
        );

        downloadLink.title = `Download File`;
        downloadLink.removeAttribute("onclick");
        // Fix the hover
        downloadLink.style.cursor = "pointer";

        // Stop moving away from the scroll position when the button is clicked.
        downloadLink.removeAttribute("href");

        let downloadAsLink = document.createElement("a");
        downloadAsLink.title = "Download As";

        downloadAsLink.style.cursor = "pointer";

        downloadAsLink.setAttribute("data-userscript-ask-input", true);

        downloadAsLink.textContent = "Download As";
        downloadAsLink.addEventListener("click", download.bind(downloadAsLink));

        downloadLink.insertAdjacentElement("afterend", downloadAsLink);
        downloadLink.insertAdjacentText("afterend", " - ");

        if (REMOVE_CLASSIC_DOWNLOAD_BUTTON) {
          downloadLink.remove();
        } else {
          downloadLink.addEventListener("click", download.bind(downloadLink));
        }
      }
    }
  }
})();

## titled_md5.user.js
// ==UserScript==
// @name         AHK Forum: Better Download Names
// @version      0.1.29
// @description  Fix download names over at the ahk forums
// @author       menixator
// @match        https://www.autohotkey.com/boards/viewtopic.php?*
// @icon         https://www.autohotkey.com/favicon.ico
// @updateURL    https://gist.github.com/raw/59e7197f71fe6570c6070ec29f9597f2/titled_md5.user.js
// @downloadURL  https://gist.github.com/raw/59e7197f71fe6570c6070ec29f9597f2/titled_md5.user.js
// @homepage     https://gist.github.com/59e7197f71fe6570c6070ec29f9597f2
// @require      https://cdnjs.cloudflare.com/ajax/libs/crypto-js/4.1.1/core.min.js
// @require      https://cdnjs.cloudflare.com/ajax/libs/crypto-js/4.1.1/md5.min.js
// @grant        none
// ==/UserScript==

(function() {
  // How many times to retry if user enters an empty string
  const NUM_RETRIES_ON_EMPTY = 0;

  // Turn this on to remove the classic download button and leave only the "Download As" button
  const REMOVE_CLASSIC_DOWNLOAD_BUTTON = false;

  // Decide on how to generate a suffix
  // LENGTH: uses the first n digits of the hexadecimal representation of the code
  // block's length
  // MD5: uses the first n characters of an md5 checksum(overkill)
  const SUFFIX_STRATEGY = "MD5";

  // Limit the number of suffix characters for the length strategy.
  // Any number equal to 0 or less here will make the userscript use the entire
  // string
  const SUFFIX_STRATEGY_LENGTH_LIMIT = 5;

  // Sometimes, users will add legitimate names to the files. Turn this on if
  // you dont want to discard them
  const DISCARD_POSTERS_FILE_NAMES = false;

  // How many characters to take from the beginning of the md5 sum.
  // Any number equal to 0 or less here will make the userscript use the entire
  // string
  const SUFFIX_STRATEGY_MD5_LIMIT = 5;

  // You are free to edit these functions however you want without breaking the script
  // Default format is :
  // For AHK files: %SANITIZED_TOPIC_NAME%%SUFFIX%
  // For Others: T%TOPIC_ID%:P%POST_ID%: %SANITIZED_TOPIC_NAME%%SUFFIX%
  /* Customizations here */
  function generateFileName(info) {
    switch (info.language) {
      case "autohotkey":
        // Only for autohotkey files
        return `${info.topicTitle}${generateSuffix(info)}`;
    }

    return `${info.topicTitle}_T${info.topicId}:P${info.postId}${generateSuffix(
      info
    )}`;
  }

  function postProcessUserInputFileName(_info, enteredFileName) {
    return enteredFileName;
  }

  function transformCodeBlock(info, data) {
    switch (info.language) {
      case "autohotkey":
        // Add anything you want to add to the code here
        /* Customizations here */
        let contents = [
          `; TOPIC NAME: ${info.initialTopicTitle}`,
          `; POST LINK: https://www.autohotkey.com/boards/viewtopic.php?t=${info.topicId}#p${info.postId}`,
          `; TOPIC LINK: https://www.autohotkey.com/boards/viewtopic.php?t=${info.topicId}`,
          "",
          "",
          data
        ].join("\n");
        return contents;
    }

    return data;
  }

  function finalFileNameTransform(info, fileName) {
    switch (info.language) {
      case "autohotkey":
        if (!fileName.match(/.ahk$/)) {
          return `${fileName}.ahk`;
        }
    }

    // If there was an extension extracted and if the fileName does not have an
    // extension, add it
    if (info.extension && !fileName.match(/\.\w{1,}$/)) {
      fileName += `.${info.extension}`;
    }
    return fileName;
  }

  function topicTitleTransform(topicTitle) {
    return sanitizeFileName(
      topicTitle.replace(/\[\s*solved\s*\]/gi, "")
    ).toLowerCase();
  }

  // Try to generate a somewhat reproducable suffix. The idea is to try and
  // have the filename be the same for the codeblock in quoted contexts.
  // TODO: improve this
  function generateSuffix(info) {
    let content = info.data.trim();

    if (info.suffix) {
      return suffix;
    }

    if (content.length == 0) {
      info.codeboxId = "0";
      info.suffix = "_0";
      return info.suffix;
    }

    switch (SUFFIX_STRATEGY) {
      case "MD5":
        let contentHash = CryptoJS.MD5(info.data).toString();

        if (SUFFIX_STRATEGY_MD5_LIMIT !== -1) {
          contentHash = contentHash.slice(0, SUFFIX_STRATEGY_MD5_LIMIT);
        }
        info.codeBoxId = contentHash;
        info.suffix = `_${info.codeBoxId}`;
        break;

      default:
      case "LENGTH":
        info.codeBoxId = content.length.toString(16);
        if (
          SUFFIX_STRATEGY_LENGTH_LIMIT > 0 &&
          SUFFIX_STRATEGY_LENGTH_LIMIT !== -1
        ) {
          info.codeBoxId = info.codeBoxId.slice(
            0,
            SUFFIX_STRATEGY_LENGTH_LIMIT
          );
        }

        info.suffix = `_${info.codeBoxId}`;
        break;
    }
    invariant(
      info.suffix && info.suffix.length > 0,
      "Suffix was empty, check your config"
    );
    return info.suffix;
  }

  // ----------------------------------------------------------
  // These can be edited but you might break the script

  function download() {
    let codebox = this.closest(".codebox");

    let infoStr = codebox.getAttribute("data-userscript-blob");

    if (!infoStr || infoStr === null || infoStr === "") {
      return false;
    }

    let info = JSON.parse(infoStr);

    if (!info.language && info.language !== null) {
      let language =
        [...codebox.querySelector("code").classList].find(className =>
          className.startsWith("language-")
        ) || null;

      if (language !== null) {
        language = language.trim().slice("language-".length);
      }
      info.language = language;
      codebox.setAttribute("data-userscript-blob", JSON.stringify(info));
    }

    let code = codebox.querySelector("pre");
    let data = code.textContent || "";

    let newFileName = info.defaultFileName;

    if (DISCARD_POSTERS_FILE_NAMES || !info.defaultFileName) {
      let generatedFileName;

      if (info.generatedFileName) {
        generatedFileName = info.generatedFileName;
      } else {
        generatedFileName = generateFileName(
          Object.assign({ data: data }, info)
        );

        invariant(
          generatedFileName && generatedFileName.length > 0,
          "Generated filename was null/empty"
        );
        info.generatedFileName = generatedFileName;
        codebox.setAttribute("data-userscript-blob", JSON.stringify(info));
      }
      newFileName = generatedFileName;
    }

    data = transformCodeBlock(info, data);
    invariant(data, "transformCodeBlock returned null/undefined");

    if (this.hasAttribute("data-userscript-ask-input")) {
      let i = 0;
      do {
        // Prompt will have the newFileName prefilled
        newFileName = prompt("Save code block as:", newFileName);
        // User cancelled or pressed escape
        if (newFileName === null) {
          return false;
        }
      } while (newFileName.length === 0 && ++i < NUM_RETRIES_ON_EMPTY);

      // User entered an empty string
      if (newFileName.length === 0) {
        return;
      }

      newFileName = postProcessUserInputFileName(newFileName);
      invariant(
        newFileName && newFileName.length > 0,
        "postProcessUserInputFileName returned null/empty"
      );
    }

    downloadTextFile(info, data, newFileName);
  }

  // Yoinked from site code
  // I'll leave joe's comment here

  // joedf: modified from https://stackoverflow.com/a/33542499/883015

  function downloadTextFile(info, data, fileName) {
    fileName = finalFileNameTransform(info, fileName);
    invariant(
      fileName && fileName.length > 0,
      "finalFileNameTransform returned null/empty string"
    );

    var blob = new Blob([data], { type: "text/plain" });
    if (window.navigator.msSaveOrOpenBlob) {
      window.navigator.msSaveBlob(blob, fileName);
    } else {
      var elem = window.document.createElement("a");
      elem.href = window.URL.createObjectURL(blob);
      elem.download = fileName;
      document.body.appendChild(elem);
      elem.click();
      document.body.removeChild(elem);
    }
    return false;
  }

  function invariant(value, message) {
    if (!value) {
      throw new Error(message);
    }
  }

  function sanitizeWindowsFileName(fileName) {
    return (
      fileName
        .replace(/\n/g, " ")
        .replace(/[<>:"/\\|?*\x00-\x1F]| +$/g, "_")
        .replace(/^(CON|PRN|AUX|NUL|COM[1-9]|LPT[1-9])$/, x => x + "_")
        .replace(/__/g, "")
        // Remove underscores from the beginning and the end
        .replace(/^_|_$/g, "")
    );
  }

  function sanitizeFileName(fileName) {
    return (
      sanitizeWindowsFileName(fileName)
        .replace(/,/, "")
        .replace(/\s/g, "_")
        .replace(/__/g, "_")
        // Remove underscores from the beginning and the end
        .replace(/^_|_$/g, "")
    );
  }
  //

  if (document.readyState == "complete") {
    run();
  } else {
    window.addEventListener("load", run);
  }

  function run() {
    if (SUFFIX_STRATEGY === "MD5" && !CryptoJS) {
      alert("Using MD5 suffix strategy but CryptoJS was not found!");
      return;
    }

    let topicTitle = document.querySelector(".topic-title>a");

    if (!topicTitle || topicTitle === null) {
      return;
    }

    topicTitle = topicTitle.textContent;

    let threadInformation = {
      initialTopicTitle: topicTitle,
      topicTitle: topicTitleTransform(topicTitle),
      topicId: document.querySelector(
        `#topic-search > fieldset > input[name="t"]`
      ).value
    };

    for (const post of document.querySelectorAll(".post")) {
      // Lop off the prefix "p"
      let postId = post.id.slice(1);

      let codeboxes = [...post.querySelectorAll(".codebox")];
      for (const codebox of codeboxes) {
        if (codebox.hasAttribute("data-userscript-blob")) {
          continue;
        }
        // Check if parent element has the class "content"
        // If it doesnt, then this codebox is in a quoted context
        if ([...codebox.parentElement.classList].indexOf("content") == -1) {
          // We're in a quoted context

          let closestCitedBlockQuote = codebox.closest(
            "blockquote:not(.uncited)"
          );

          if (closestCitedBlockQuote) {
            postId = closestCitedBlockQuote
              .querySelector("cite>a[data-post-id]")
              .getAttribute("data-post-id");
          }
        }

        let postInformation = Object.assign({}, threadInformation, {
          postId
        });

        let downloadLink = [...codebox.querySelectorAll("p>a")].find(
          a => a.textContent === "Download"
        );

        if (!downloadLink) {
          return;
        }

        let extension = null;

        let extMatch = codebox
          .getAttribute("data-filename")
          .match(/^(.+?)\.(.+?)$/);

        let defaultFileName = null;

        if (extMatch) {
          extension = extMatch[2];

          if (extMatch[1] !== "Untitled") {
            defaultFileName = extMatch[1];
          }
        }

        postInformation = Object.assign({}, postInformation, {
          defaultFileName,
          extension
        });

        codebox.setAttribute(
          "data-userscript-blob",
          JSON.stringify(postInformation)
        );

        downloadLink.title = `Download File`;
        downloadLink.removeAttribute("onclick");
        // Fix the hover
        downloadLink.style.cursor = "pointer";

        // Stop moving away from the scroll position when the button is clicked.
        downloadLink.removeAttribute("href");

        let downloadAsLink = document.createElement("a");
        downloadAsLink.title = "Download As";

        downloadAsLink.style.cursor = "pointer";

        downloadAsLink.setAttribute("data-userscript-ask-input", true);

        downloadAsLink.textContent = "Download As";
        downloadAsLink.addEventListener("click", download.bind(downloadAsLink));

        downloadLink.insertAdjacentElement("afterend", downloadAsLink);
        downloadLink.insertAdjacentText("afterend", " - ");

        if (REMOVE_CLASSIC_DOWNLOAD_BUTTON) {
          downloadLink.remove();
        } else {
          downloadLink.addEventListener("click", download.bind(downloadLink));
        }
      }
    }
  }
})();

## user.config.js
// Overwrite anything you want here
// Refer to default.config.js for more details
module.exports = {
  config: {},
  documentation: {},
  requires: []
};
	# pass bump to this build script to bump the script version
	# Pass the arguments to the build script
	node ./build_userscript.js "$@"
	echo running prettier
	prettier --write */.js
	#!/usr/bin/env node

	const defaultConfig = require("./default.config");
	const userConfig = require("./user.config");
	const md5Config = require("./md5.config");
	const fs = require("fs");
	const path = require("path");

	const FILE_NAME = __dirname + "/titled.template.js";

	const OUTPUT = "titled.user.js";

	const OUTPUT_MD5 = "titled_md5.user.js";

	const CONFIG_INDENT = " ";

	let fileData = fs.readFileSync(FILE_NAME, "utf8");

	// Cheap way to version bump
	if (process.argv[2] == "bump") {
	console.log("bumping version");
	let fileLines = fileData.split(/\n/);

	let index = fileLines.findIndex(line => line.match(/^\s\/\/\s@version/));

	if (index == -1) {
	console.error("no version line was found");
	process.exit(1);
	}

	let foundLine = fileLines[index];
	let match = foundLine.match(/\s\/\/\s@version(\s{1,})(\d+(\.\d+)*)/);
	if (!match) {
	console.error(`no valid version string was found on line ${index}`);
	process.exit(1);
	}
	let version = match[2];
	console.log(`current version is: ${version}`);
	version = version.split(".").map(versionPart => parseInt(versionPart, 10));

	// bump
	version[version.length - 1]++;

	console.log(`new version is: ${version.join(".")}`);

	fileLines[index] = `// @version${match[1]}${version.join(".")}`;

	fs.writeFileSync(FILE_NAME, fileLines.join("\n"));
	fileData = fileLines.join("\n");
	}

	function cloneConfig(config) {
	return {
	config: { ...config.config },
	documentation: { ...config.documentation },
	requires: [...config.requires]
	};
	}

	function mergeConfig(a, b) {
	Object.assign(a.config, b.config);
	Object.assign(a.documentation, b.documentation);
	a.requires = [...a.requires, ...b.requires];
	}

	function stringifyConfig(config) {
	let configStr = "";

	for (const [key, value] of Object.entries(config.config)) {
	let documentation = config.documentation[key];

	if (documentation) {
	configStr +=
	documentation
	.trim()
	.split("\n")
	.map(line => CONFIG_INDENT + "// " + line)
	.join("\n") + "\n";
	}

	configStr +=
	CONFIG_INDENT + `const ${key} = ${JSON.stringify(value)};` + "\n\n";
	}
	return configStr;
	}

	let baseConfig = cloneConfig(defaultConfig);

	mergeConfig(baseConfig, userConfig);

	function applyConfig(contents, config, filePath) {
	return contents
	.replace(
	/\n[ \t]+\/\* --START-REMOVING--HERE-- \\/([\s\S]+?)\/\ --STOP-REMOVING--HERE-- \*\//,
	"\n" + stringifyConfig(config)
	)
	.replace(/\$\$FILE_PATH\$\$/g, filePath)
	.replace(
	/\n[ \t]\/\ --INSERT-REQUIRES--HERE-- \*\//,
	config.requires.length === 0
	? ""
	: "\n" +
	config.requires
	.map(require => `// @require ${require}`)
	.join("\n")
	);
	}

	let baseScript = applyConfig(fileData, baseConfig, OUTPUT);

	fs.writeFileSync(__dirname + "/" + OUTPUT, baseScript);

	let md5ConfigFinal = cloneConfig(baseConfig);

	mergeConfig(md5ConfigFinal, md5Config);

	let md5Script = applyConfig(fileData, md5ConfigFinal, OUTPUT_MD5);

	fs.writeFileSync(__dirname + "/" + OUTPUT_MD5, md5Script);
	module.exports = {
	config: {
	NUM_RETRIES_ON_EMPTY: 0,
	REMOVE_CLASSIC_DOWNLOAD_BUTTON: false,
	SUFFIX_STRATEGY: "LENGTH",
	SUFFIX_STRATEGY_LENGTH_LIMIT: 5,
	DISCARD_POSTERS_FILE_NAMES: false,
	SUFFIX_STRATEGY_MD5_LIMIT: 5
	},
	documentation: {
	NUM_RETRIES_ON_EMPTY: `How many times to retry if user enters an empty string`,
	REMOVE_CLASSIC_DOWNLOAD_BUTTON: `Turn this on to remove the classic download button and leave only the "Download As" button`,
	SUFFIX_STRATEGY: `
	Decide on how to generate a suffix
	LENGTH: uses the first n digits of the hexadecimal representation of the code
	block's length
	MD5: uses the first n characters of an md5 checksum(overkill)
	`,
	SUFFIX_STRATEGY_LENGTH_LIMIT: `
	Limit the number of suffix characters for the length strategy.
	Any number equal to 0 or less here will make the userscript use the entire
	string
	`,
	SUFFIX_STRATEGY_MD5_LIMIT: `
	How many characters to take from the beginning of the md5 sum.
	Any number equal to 0 or less here will make the userscript use the entire
	string
	`,
	DISCARD_POSTERS_FILE_NAMES: `
	Sometimes, users will add legitimate names to the files. Turn this on if
	you dont want to discard them
	`
	},
	requires: []
	};
	module.exports = {
	config: {
	SUFFIX_STRATEGY: "MD5"
	},
	requires: [
	"https://cdnjs.cloudflare.com/ajax/libs/crypto-js/4.1.1/core.min.js",
	"https://cdnjs.cloudflare.com/ajax/libs/crypto-js/4.1.1/md5.min.js"
	]
	};
	// ==UserScript==
	// @name AHK Forum: Better Download Names
	// @version 0.1.29
	// @description Fix download names over at the ahk forums
	// @author menixator
	// @match https://www.autohotkey.com/boards/viewtopic.php?*
	// @icon https://www.autohotkey.com/favicon.ico
	// @updateURL https://gist.github.com/raw/59e7197f71fe6570c6070ec29f9597f2/$$FILE_PATH$$
	// @downloadURL https://gist.github.com/raw/59e7197f71fe6570c6070ec29f9597f2/$$FILE_PATH$$
	// @homepage https://gist.github.com/59e7197f71fe6570c6070ec29f9597f2
	/* --INSERT-REQUIRES--HERE-- */
	// @grant none
	// ==/UserScript==

	(function() {
	/* --START-REMOVING--HERE-- */
	// This is not the userscript. This is a template file.
	// Run the build script and check the build folder

	/* Default Config */
	let NUM_RETRIES_ON_EMPTY = 0;
	let REMOVE_CLASSIC_DOWNLOAD_BUTTON = false;
	let SUFFIX_STRATEGY = "LENGTH";
	let SUFFIX_STRATEGY_LENGTH_LIMIT = 5;
	let DISCARD_POSTERS_FILE_NAMES = false;
	let SUFFIX_STRATEGY_MD5_LIMIT = 5;
	/* --STOP-REMOVING--HERE-- */

	// You are free to edit these functions however you want without breaking the script
	// Default format is :
	// For AHK files: %SANITIZED_TOPIC_NAME%%SUFFIX%
	// For Others: T%TOPIC_ID%:P%POST_ID%: %SANITIZED_TOPIC_NAME%%SUFFIX%
	/* Customizations here */
	function generateFileName(info) {
	switch (info.language) {
	case "autohotkey":
	// Only for autohotkey files
	return `${info.topicTitle}${generateSuffix(info)}`;
	}

	return `${info.topicTitle}_T${info.topicId}:P${info.postId}${generateSuffix(
	info
	)}`;
	}

	function postProcessUserInputFileName(_info, enteredFileName) {
	return enteredFileName;
	}

	function transformCodeBlock(info, data) {
	switch (info.language) {
	case "autohotkey":
	// Add anything you want to add to the code here
	/* Customizations here */
	let contents = [
	`; TOPIC NAME: ${info.initialTopicTitle}`,
	`; POST LINK: https://www.autohotkey.com/boards/viewtopic.php?t=${info.topicId}#p${info.postId}`,
	`; TOPIC LINK: https://www.autohotkey.com/boards/viewtopic.php?t=${info.topicId}`,
	"",
	"",
	data
	].join("\n");
	return contents;
	}

	return data;
	}

	function finalFileNameTransform(info, fileName) {
	switch (info.language) {
	case "autohotkey":
	if (!fileName.match(/.ahk$/)) {
	return `${fileName}.ahk`;
	}
	}

	// If there was an extension extracted and if the fileName does not have an
	// extension, add it
	if (info.extension && !fileName.match(/\.\w{1,}$/)) {
	fileName += `.${info.extension}`;
	}
	return fileName;
	}

	function topicTitleTransform(topicTitle) {
	return sanitizeFileName(
	topicTitle.replace(/\[\ssolved\s\]/gi, "")
	).toLowerCase();
	}

	// Try to generate a somewhat reproducable suffix. The idea is to try and
	// have the filename be the same for the codeblock in quoted contexts.
	// TODO: improve this
	function generateSuffix(info) {
	let content = info.data.trim();

	if (info.suffix) {
	return suffix;
	}

	if (content.length == 0) {
	info.codeboxId = "0";
	info.suffix = "_0";
	return info.suffix;
	}

	switch (SUFFIX_STRATEGY) {
	case "MD5":
	let contentHash = CryptoJS.MD5(info.data).toString();

	if (SUFFIX_STRATEGY_MD5_LIMIT !== -1) {
	contentHash = contentHash.slice(0, SUFFIX_STRATEGY_MD5_LIMIT);
	}
	info.codeBoxId = contentHash;
	info.suffix = `_${info.codeBoxId}`;
	break;

	default:
	case "LENGTH":
	info.codeBoxId = content.length.toString(16);
	if (
	SUFFIX_STRATEGY_LENGTH_LIMIT > 0 &&
	SUFFIX_STRATEGY_LENGTH_LIMIT !== -1
	) {
	info.codeBoxId = info.codeBoxId.slice(
	0,
	SUFFIX_STRATEGY_LENGTH_LIMIT
	);
	}

	info.suffix = `_${info.codeBoxId}`;
	break;
	}
	invariant(
	info.suffix && info.suffix.length > 0,
	"Suffix was empty, check your config"
	);
	return info.suffix;
	}

	// ----------------------------------------------------------
	// These can be edited but you might break the script

	function download() {
	let codebox = this.closest(".codebox");

	let infoStr = codebox.getAttribute("data-userscript-blob");

	if (!infoStr \|\| infoStr === null \|\| infoStr === "") {
	return false;
	}

	let info = JSON.parse(infoStr);

	if (!info.language && info.language !== null) {
	let language =
	[...codebox.querySelector("code").classList].find(className =>
	className.startsWith("language-")
	) \|\| null;

	if (language !== null) {
	language = language.trim().slice("language-".length);
	}
	info.language = language;
	codebox.setAttribute("data-userscript-blob", JSON.stringify(info));
	}

	let code = codebox.querySelector("pre");
	let data = code.textContent \|\| "";

	let newFileName = info.defaultFileName;

	if (DISCARD_POSTERS_FILE_NAMES \|\| !info.defaultFileName) {
	let generatedFileName;

	if (info.generatedFileName) {
	generatedFileName = info.generatedFileName;
	} else {
	generatedFileName = generateFileName(
	Object.assign({ data: data }, info)
	);

	invariant(
	generatedFileName && generatedFileName.length > 0,
	"Generated filename was null/empty"
	);
	info.generatedFileName = generatedFileName;
	codebox.setAttribute("data-userscript-blob", JSON.stringify(info));
	}
	newFileName = generatedFileName;
	}

	data = transformCodeBlock(info, data);
	invariant(data, "transformCodeBlock returned null/undefined");

	if (this.hasAttribute("data-userscript-ask-input")) {
	let i = 0;
	do {
	// Prompt will have the newFileName prefilled
	newFileName = prompt("Save code block as:", newFileName);
	// User cancelled or pressed escape
	if (newFileName === null) {
	return false;
	}
	} while (newFileName.length === 0 && ++i < NUM_RETRIES_ON_EMPTY);

	// User entered an empty string
	if (newFileName.length === 0) {
	return;
	}

	newFileName = postProcessUserInputFileName(newFileName);
	invariant(
	newFileName && newFileName.length > 0,
	"postProcessUserInputFileName returned null/empty"
	);
	}

	downloadTextFile(info, data, newFileName);
	}

	// Yoinked from site code
	// I'll leave joe's comment here

	// joedf: modified from https://stackoverflow.com/a/33542499/883015

	function downloadTextFile(info, data, fileName) {
	fileName = finalFileNameTransform(info, fileName);
	invariant(
	fileName && fileName.length > 0,
	"finalFileNameTransform returned null/empty string"
	);

	var blob = new Blob([data], { type: "text/plain" });
	if (window.navigator.msSaveOrOpenBlob) {
	window.navigator.msSaveBlob(blob, fileName);
	} else {
	var elem = window.document.createElement("a");
	elem.href = window.URL.createObjectURL(blob);
	elem.download = fileName;
	document.body.appendChild(elem);
	elem.click();
	document.body.removeChild(elem);
	}
	return false;
	}

	function invariant(value, message) {
	if (!value) {
	throw new Error(message);
	}
	}

	function sanitizeWindowsFileName(fileName) {
	return (
	fileName
	.replace(/\n/g, " ")
	.replace(/[<>:"/\\\|?*\x00-\x1F]\| +$/g, "_")
	.replace(/^(CON\|PRN\|AUX\|NUL\|COM[1-9]\|LPT[1-9])$/, x => x + "_")
	.replace(/__/g, "")
	// Remove underscores from the beginning and the end
	.replace(/^_\|_$/g, "")
	);
	}

	function sanitizeFileName(fileName) {
	return (
	sanitizeWindowsFileName(fileName)
	.replace(/,/, "")
	.replace(/\s/g, "_")
	.replace(/__/g, "_")
	// Remove underscores from the beginning and the end
	.replace(/^_\|_$/g, "")
	);
	}
	//

	if (document.readyState == "complete") {
	run();
	} else {
	window.addEventListener("load", run);
	}

	function run() {
	if (SUFFIX_STRATEGY === "MD5" && !CryptoJS) {
	alert("Using MD5 suffix strategy but CryptoJS was not found!");
	return;
	}

	let topicTitle = document.querySelector(".topic-title>a");

	if (!topicTitle \|\| topicTitle === null) {
	return;
	}

	topicTitle = topicTitle.textContent;

	let threadInformation = {
	initialTopicTitle: topicTitle,
	topicTitle: topicTitleTransform(topicTitle),
	topicId: document.querySelector(
	`#topic-search > fieldset > input[name="t"]`
	).value
	};

	for (const post of document.querySelectorAll(".post")) {
	// Lop off the prefix "p"
	let postId = post.id.slice(1);

	let codeboxes = [...post.querySelectorAll(".codebox")];
	for (const codebox of codeboxes) {
	if (codebox.hasAttribute("data-userscript-blob")) {
	continue;
	}
	// Check if parent element has the class "content"
	// If it doesnt, then this codebox is in a quoted context
	if ([...codebox.parentElement.classList].indexOf("content") == -1) {
	// We're in a quoted context

	let closestCitedBlockQuote = codebox.closest(
	"blockquote:not(.uncited)"
	);

	if (closestCitedBlockQuote) {
	postId = closestCitedBlockQuote
	.querySelector("cite>a[data-post-id]")
	.getAttribute("data-post-id");
	}
	}

	let postInformation = Object.assign({}, threadInformation, {
	postId
	});

	let downloadLink = [...codebox.querySelectorAll("p>a")].find(
	a => a.textContent === "Download"
	);

	if (!downloadLink) {
	return;
	}

	let extension = null;

	let extMatch = codebox
	.getAttribute("data-filename")
	.match(/^(.+?)\.(.+?)$/);

	let defaultFileName = null;

	if (extMatch) {
	extension = extMatch[2];

	if (extMatch[1] !== "Untitled") {
	defaultFileName = extMatch[1];
	}
	}

	postInformation = Object.assign({}, postInformation, {
	defaultFileName,
	extension
	});

	codebox.setAttribute(
	"data-userscript-blob",
	JSON.stringify(postInformation)
	);

	downloadLink.title = `Download File`;
	downloadLink.removeAttribute("onclick");
	// Fix the hover
	downloadLink.style.cursor = "pointer";

	// Stop moving away from the scroll position when the button is clicked.
	downloadLink.removeAttribute("href");

	let downloadAsLink = document.createElement("a");
	downloadAsLink.title = "Download As";

	downloadAsLink.style.cursor = "pointer";

	downloadAsLink.setAttribute("data-userscript-ask-input", true);

	downloadAsLink.textContent = "Download As";
	downloadAsLink.addEventListener("click", download.bind(downloadAsLink));

	downloadLink.insertAdjacentElement("afterend", downloadAsLink);
	downloadLink.insertAdjacentText("afterend", " - ");

	if (REMOVE_CLASSIC_DOWNLOAD_BUTTON) {
	downloadLink.remove();
	} else {
	downloadLink.addEventListener("click", download.bind(downloadLink));
	}
	}
	}
	}
	})();
	// Overwrite anything you want here
	// Refer to default.config.js for more details
	module.exports = {
	config: {},
	documentation: {},
	requires: []
	};