Supermodel-dat-maker.html/Supermodel dat maker.html at main · ToBul/Supermodel-dat-maker.html · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Supermodel dat maker</title>
<style>
  body {
    margin-left: 40px;
  }
  .hidden {
    display: none;
  }
  .show {
    display: inline;
  }
  .div {
    margin-bottom: 60px;
  }
</style>
</head>
<body>

	<div class="div">
		<p style="font-size:260%">Supermodel dat maker</p>
		<pre id="output"></pre>
		<button id="dlbutton" class="hidden">Download Supermodel.dat</button>
	</div>

  <div id="editorLink" class="hidden">
    <p style="font-size:120%">Make Supermodel list only the ROMs you have by editing your Games.xml with this tool,</p>
    <p><a href="https://github.com/ToBul/Supermodel-Games-xml-Editor.html">Games.xml editor</a></p>
	</div>

<script>
  /////////////////////////// Element stuff ///////////////////////////

  const outputElement = document.getElementById('output');
  const log = (message) => {
    outputElement.textContent += message + '\n';
    console.log(message);
  }

  const dlBtnElement = document.getElementById("dlbutton");
    dlBtnElement.addEventListener("click", function () {
      generateOutput();
  });

  function toggleHiddenElement(id) {
    const showState = document.getElementById(id);
      if (showState.className == "hidden") {
        showState.className = "show";
      } else {
        showState.className = "hidden";
      }
  }

  /////////////////////////// Data stuff ///////////////////////////

  let datContent = "";

  async function buildDat() {
    const romsByCrc = await fetchMameFilesFromUrl();
    if (Object.keys(romsByCrc).length) {
      log(`${Object.keys(romsByCrc).length} Unique CRCs found\n`);
    } else {
      errorMessage();
      alert(`Error creating CRC info\nRefresh the page to try again`);
      return
    }

    await parseGamesxml(romsByCrc);
      if (!datContent) {
        errorMessage();
        alert(`Error creating dat output\nRefresh the page to try again`)
        return
      }

    log(`Operation finished\n`);
    toggleHiddenElement(`dlbutton`);
  }

  async function fetchMameFilesFromUrl(content) {
    const romsByCrc = {};
    let RomsFound = 0;
    const MameUrl = "https://raw.githubusercontent.com/mamedev/mame/master/src/mame/sega/";
    const mameDrivers = ["model3.cpp", "segabill.cpp", "model2.cpp"];
    const regex = /"(.*?)",\s*0x[0-9a-fA-F]+\s*,\s*0x([0-9a-fA-F]+)\s*,\s*CRC\(([0-9a-fA-F]{8})\)\s*SHA1\(([0-9a-fA-F]{40})\)/;
    let len = mameDrivers.length;
    for (let i = 0; i < len; i++) {
      log(`Fetching content from: ${MameUrl + mameDrivers[i]}`);
      const content = await getFileContent(MameUrl, mameDrivers[i]);
      if (!content) {
        errorMessage();
        alert(`Error fetching ${mameDrivers[i]}\nRefresh the page to try again`);
        return
      }
      else {
        log(`Finding CRCs and collecting SHA-1 and size info from ${mameDrivers[i]}\n`);
        const lines = content.split(/\r?\n/);
        for (const line of lines) {
          if (line.trimStart().substring(0, 8) == "ROM_LOAD") {
            const match = line.match(regex);
            if (match) {
              RomsFound += 1;
              const filename = match[1].toLowerCase();
              const romNameArray = [filename];
              const size = parseInt(match[2], 16);
              const crc = match[3].toLowerCase();
              const sha1 = match[4].toLowerCase();
              const foundRom = romsByCrc[crc];
              if (foundRom) {
                if ((romsByCrc[crc].romNames.includes(filename)) == false) {
                  romsByCrc[crc].romNames.push(romNameArray);
                }
              } else {
                const romInfo = {
                  romNames: romNameArray,
                  size: size,
                  sha1: sha1
                }
                romsByCrc[crc] = romInfo;
              }
            }
          }
        }
      }
    }
    log(`${RomsFound} MAME ROMs parsed`);

    return romsByCrc;
  }

  async function getFileContent(url, file) {
    try {
    const response = await fetch(url + file);
    if (!response.ok) {
      throw new Error(`HTTP error! status: ${response.status}`);
    }
    const fileContent = await response.text();
    return fileContent;
    } catch (error) {
    console.error(`Error fetching ${file}`, error);
    return null;
    }
  }

  function errorMessage() {
    document.write("<html><head><title>error</title></head><body>");
    document.write("<h1>Error!</h1>");
    document.write("<p>Refresh the page to try again.</p>");
    document.write("</body></html>");
  }

  async function parseGamesxml(romsByCrc) {
    const SupermodelUrl = "https://raw.githubusercontent.com/trzy/Supermodel/refs/heads/master/Config/";
    const GamesXml = "Games.xml";
    log(`Fetching content from: ${SupermodelUrl + GamesXml}`);
    const content = await getFileContent(SupermodelUrl, GamesXml);
    if (!content) {
      errorMessage();
      alert(`Error fetching ${GamesXml}\nRefresh the page to try again`);
      return
    } else {
      log(`Parsing ${GamesXml} and adding SHA-1 and size info to the matching CRCs\n`);
      const knownProblemCrcs = "e028d7ca 60aa9d76"; // mgtrkbad roms
      const lines = content.split(/\r?\n/);
      for (const line of lines) {
        if (line.includes(`<game name=`)) {
          if (datContent) {
            datContent += `\t</machine>\n`;
          }
          const gameMatch = line.match(/"([^"]*)"/);
          datContent += `\n\t<machine name="${gameMatch[1]}">\n`;
        }
        else if (line.includes(`<title>`)) {
          const titleMatch = line.match(/>([^]*)</);
          datContent += `\t\t<description>${titleMatch[1]} `;
        }
        else if (line.includes(`<version>`)) {
          const versionMatch = line.match(/>([^]*)</);
          datContent += `(${versionMatch[1]})</description>\n`;
        }
        else if (line.includes(`<year>`)) {
          const trimLine = line.trim();
          datContent += `\t\t${trimLine}\n\t\t<manufacturer>Sega</manufacturer>\n`;
        }
        else if (line.includes(`<region name=`)) {
          const trimLine = line.trim();
          const splitLine = trimLine.split('"');
          if (line.includes(`required="false"`)) {
            datContent += `\t\t<!--region name="${splitLine[1]}" required="false"-->\n`; // Keep reminding people
          }
          else {
            datContent += `\t\t<!--region name="${splitLine[1]}"-->\n`;
          }
        }
        else if (line.includes(`<file offset=`)) {
          const splitLine = line.split('"');
          const crcTrim = splitLine[5].replace("0x", "").toLowerCase();
          if (romsByCrc[crcTrim])
          {
            if ((romsByCrc[crcTrim].romNames.includes(splitLine[3].toLowerCase())) == false) {
              console.log(`\nMismatch in crc ${crcTrim}\nSupermodel name: ${splitLine[3]}\nMAME driver name(s): ${romsByCrc[crcTrim].romNames.join(", ")}`);
            }

            datContent += `\t\t<rom name="${splitLine[3]}" size="${romsByCrc[crcTrim].size}" crc="${crcTrim}" sha1="${romsByCrc[crcTrim].sha1}"/>\n`;
          }
          else {
            if (knownProblemCrcs.includes(crcTrim) == false) {
              let notFound = `\t\t<rom name="${splitLine[3]}" crc="${crcTrim}"/> <!-- ${`#`.repeat(16)} NOT FOUND IN MAME ${`#`.repeat(16)} -->\n`;
              datContent += notFound;
              const lineChar = `*`;
              log(`${lineChar.repeat(52)} WARNING ${lineChar.repeat(52)}\n\nSupermodel is using a ROM not found in MAME, SHA-1 and size info will have to be added to the dat file manually.\n\n${notFound.trim()}\n\n${lineChar.repeat(113)}\n`);
            }
          }
        }
      }
    }
  }

  function generateOutput() {
    toggleHiddenElement(`dlbutton`);
    toggleHiddenElement(`editorLink`);

    // Old bad dumps of Magical Truck are no longer found in mame.
    // Do a simple string replace to remove it.
    let mgtrkbadFind =
    `\n` +
    `\t<machine name="mgtrkbad">\n` +
    `\t\t<description>Magical Truck Adventure (Japan)</description>\n` +
    `\t\t<year>1998</year>\n` +
    `\t\t<manufacturer>Sega</manufacturer>\n` +
    `\t\t<!--region name="crom"-->\n` +
    `\t</machine>\n`;

    const date = new Date();
    const month = (`0` + `${date.getMonth() + 1}`).slice(-2);
    const day = (`0` + `${date.getDate()}`).slice(-2);
    let header =
    `<?xml version="1.0" encoding="UTF-8"?>\n` +
    `<datafile>\n` +
    `\t<header>\n` +
    `\t\t<name>Supermodel</name>\n` +
    `\t\t<description>Sega Model 3 Emulator</description>\n` +
    `\t\t<category>Arcade</category>\n` +
    `\t\t<date>${date.getFullYear()}-${month}-${day}</date>\n` +
    `\t\t<author>Supermodel dat maker.html</author>\n` +
    `\t\t<url>https://github.com/ToBul/Supermodel-dat-maker.html</url>\n` +
    `\t\t<comment>Matches Supermodel's Games.xml with mgtrkbad removed</comment>\n` +
    `\t</header>\n`;

    let footer =
    `\t</machine>\n` +
    `</datafile>`;

    let datOutput = header + datContent.replace(mgtrkbadFind, "") + footer;

    download(datOutput);

    const info =
    `mgtrkbad in Games.xml has been omitted from the dat as it does not exist in MAME.\n` +
    `mgtrkbad is not a separate game, it's just the old corrupt ROMs that used to be in magtruck.\n\n` +

    `To fully build the Supermodel ROM set you will need,\n` +
    `model3 ROM set (Mame 0.263 onwards)\n` +
    `stcc (from model2)\n` +
    `segabill\n\n` +

    `Although the dat produced will build ROMS to Supermodel's requirements with the correct\n` +
    `parent and child splits, you may still get drive board problems in lemans24.\n\n` +

    `lemans24 has 2 force feed back drive boards listed in the Games.xml.\n` +
    `epr-18261.ic9 is from stcc.\n` +
    `epr-19338a.bin is from scud.\n\n` +

    `Supermodel does not yet emulate the stcc ROM as the commands from it are not understood but\n` +
    `the scud ROM can be used in it's place. Users need to edit their Games.xml to select which\n` +
    `drive board is used.\n\n` +

    `Note that drive board emulation is not perfect!\n\n` +

    `BTW:\n` +
    `Changes or additions to the Model 3 ROM set will be increasingly rare.\n` +
    `Most updates to MAME and Supermodel do not touch the ROM set.\n` +
    `It should not be necessary to update your ROMs as often as some might think.`;

    document.getElementById("output").textContent = info;
  }

  function download(datOutput) {
    //creating an invisible element
    let element = document.createElement('a');

    element.setAttribute('href',
      'data:xml;charset=utf-8, '
      + encodeURIComponent(datOutput));

    element.setAttribute('download', "Supermodel.dat");
    document.body.appendChild(element);
    element.click();

    document.body.removeChild(element);
  }

  buildDat();
</script>
</body>
</html>