MediaWiki:Common.js

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/* Any JavaScript here will be loaded for all users on every page load. */
mw.loader.load('//use.fontawesome.com/053a76b93c.js');
// Load exif-js
mw.loader.load('https://cdnjs.cloudflare.com/ajax/libs/exif-js/2.3.0/exif.min.js');

console.log("🚀 GPS Auto-fill script starting...");

function convertDMSToDecimal(dms, ref) {
  var deg = dms[0], min = dms[1], sec = dms[2];
  var dec = deg + (min / 60) + (sec / 3600);
  if (ref === "S" || ref === "W") dec *= -1;
  return dec.toFixed(6);
}

function handleFileSelect(file, textarea) {
  EXIF.getData(file, function () {
    console.log("📦 EXIF loaded from", file.name);

    var lat = EXIF.getTag(this, "GPSLatitude");
    var latRef = EXIF.getTag(this, "GPSLatitudeRef");
    var lon = EXIF.getTag(this, "GPSLongitude");
    var lonRef = EXIF.getTag(this, "GPSLongitudeRef");

    if (!(lat && latRef && lon && lonRef)) {
      console.log("❌ No GPS EXIF data found.");
      return;
    }

    var latDec = convertDMSToDecimal(lat, latRef);
    var lonDec = convertDMSToDecimal(lon, lonRef);
    var gpsString = latDec + ", " + lonDec;
    console.log("✅ Extracted GPS:", gpsString);

    var text = textarea.value;

    if (text.indexOf("|GPSLOCATION=") !== -1) {
      textarea.value = text.replace(/(\|GPSLOCATION=)[^\n]*/, "$1" + gpsString);
    } else if (text.indexOf("{{Castle PhotoBatch") !== -1) {
      textarea.value = text.replace(
        /(\{\{Castle PhotoBatch[\s\S]*?)(\|[^=]*=)/,
        "$1|GPSLOCATION=" + gpsString + "\n$2"
      );
    } else {
      textarea.value =
        "{{Castle PhotoBatch\n|CASTLENAME=\n|SOURCE=\n|PHOTODATE=\n|GPSLOCATION=" +
        gpsString + "\n|OTHER=\n}}\n\n" + text;
    }

    console.log("📝 GPSLOCATION injected into description field");
  });
}

// Use MutationObserver to watch for form elements
var observer = new MutationObserver(function () {
  var fileInputs = document.querySelectorAll('input[type="file"].fileupload');
  var textarea = document.querySelector('textarea[name="wfUploadDescription"]');

  if (fileInputs.length > 0 && textarea) {
    console.log("✅ File input(s) and description field found");

    fileInputs.forEach(function (input) {
      // Avoid double binding
      if (input.dataset.gpsListenerAttached) return;
      input.dataset.gpsListenerAttached = "true";

      input.addEventListener("change", function (e) {
        if (e.target.files.length > 0) {
          console.log("📂 File selected:", e.target.files[0].name);
          handleFileSelect(e.target.files[0], textarea);
        }
      });
    });

    observer.disconnect();
  }
});

// Start observing the document for dynamic form loading
observer.observe(document.body, { childList: true, subtree: true });