exportObjectCoordinate.js

// start of - js JSON library: https://github.com/douglascrockford/JSON-js
"object"!=typeof JSON&&(JSON={}),function(){"use strict";var rx_one=/^[\],:{}\s]*$/,rx_two=/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g,rx_three=/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g,rx_four=/(?:^|:|,)(?:\s*\[)+/g,rx_escapable=/[\\"\u0000-\u001f\u007f-\u009f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,rx_dangerous=/[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,gap,indent,meta,rep;function f(t){return t<10?"0"+t:t}function this_value(){return this.valueOf()}function quote(t){return rx_escapable.lastIndex=0,rx_escapable.test(t)?'"'+t.replace(rx_escapable,function(t){var e=meta[t];return"string"==typeof e?e:"\\u"+("0000"+t.charCodeAt(0).toString(16)).slice(-4)})+'"':'"'+t+'"'}function str(t,e){var r,n,o,u,f,a=gap,i=e[t];switch(i&&"object"==typeof i&&"function"==typeof i.toJSON&&(i=i.toJSON(t)),"function"==typeof rep&&(i=rep.call(e,t,i)),typeof i){case"string":return quote(i);case"number":return isFinite(i)?String(i):"null";case"boolean":case"null":return String(i);case"object":if(!i)return"null";if(gap+=indent,f=[],"[object Array]"===Object.prototype.toString.apply(i)){for(u=i.length,r=0;r<u;r+=1)f[r]=str(r,i)||"null";return o=0===f.length?"[]":gap?"[\n"+gap+f.join(",\n"+gap)+"\n"+a+"]":"["+f.join(",")+"]",gap=a,o}if(rep&&"object"==typeof rep)for(u=rep.length,r=0;r<u;r+=1)"string"==typeof rep[r]&&(o=str(n=rep[r],i))&&f.push(quote(n)+(gap?": ":":")+o);else for(n in i)Object.prototype.hasOwnProperty.call(i,n)&&(o=str(n,i))&&f.push(quote(n)+(gap?": ":":")+o);return o=0===f.length?"{}":gap?"{\n"+gap+f.join(",\n"+gap)+"\n"+a+"}":"{"+f.join(",")+"}",gap=a,o}}"function"!=typeof Date.prototype.toJSON&&(Date.prototype.toJSON=function(){return isFinite(this.valueOf())?this.getUTCFullYear()+"-"+f(this.getUTCMonth()+1)+"-"+f(this.getUTCDate())+"T"+f(this.getUTCHours())+":"+f(this.getUTCMinutes())+":"+f(this.getUTCSeconds())+"Z":null},Boolean.prototype.toJSON=this_value,Number.prototype.toJSON=this_value,String.prototype.toJSON=this_value),"function"!=typeof JSON.stringify&&(meta={"\b":"\\b","\t":"\\t","\n":"\\n","\f":"\\f","\r":"\\r",'"':'\\"',"\\":"\\\\"},JSON.stringify=function(t,e,r){var n;if(gap="",indent="","number"==typeof r)for(n=0;n<r;n+=1)indent+=" ";else"string"==typeof r&&(indent=r);if(rep=e,e&&"function"!=typeof e&&("object"!=typeof e||"number"!=typeof e.length))throw new Error("JSON.stringify");return str("",{"":t})}),"function"!=typeof JSON.parse&&(JSON.parse=function(text,reviver){var j;function walk(t,e){var r,n,o=t[e];if(o&&"object"==typeof o)for(r in o)Object.prototype.hasOwnProperty.call(o,r)&&(void 0!==(n=walk(o,r))?o[r]=n:delete o[r]);return reviver.call(t,e,o)}if(text=String(text),rx_dangerous.lastIndex=0,rx_dangerous.test(text)&&(text=text.replace(rx_dangerous,function(t){return"\\u"+("0000"+t.charCodeAt(0).toString(16)).slice(-4)})),rx_one.test(text.replace(rx_two,"@").replace(rx_three,"]").replace(rx_four,"")))return j=eval("("+text+")"),"function"==typeof reviver?walk({"":j},""):j;throw new SyntaxError("JSON.parse")})}();
// end of - js JSON library

function addAllSuffix(targets, key){
  function addSuffix(target, key, value){
    target.name = target.name + key + value;
  }
  var targetsLength = targets.length;
  for (var i = 0; i < targetsLength; i++) {
    addSuffix(targets[i], key, targetsLength - i);
  }
}
function removeAllSuffix(targets, key){
  function removeSuffix(target, key){
    target.name = target.name.replace(new RegExp(key+"(.*)", "g"), "");
  }
  for (var i = 0; i < targets.length; i++) {
    removeSuffix(targets[i], key);
  }
}

function getAllObjects(target, targetPrefix, addSuffix) {
  var allObjects = []
  var pageItems = target.pageItems
  var pageItemsLength = pageItems.length
  for (var i = 0; i < pageItemsLength; i++) {
    var pageItem = pageItems[i]
    if (pageItem && pageItem.name.match(new RegExp(targetPrefix, "g"))) {
      pageItem.cusZIndex = pageItemsLength - i
      allObjects.push(pageItem)
    }
  }
  return allObjects
}

function getMetaData(targets) {
  var allData = []
  for (var i = 0; i < targets.length; i++) {
    var target = targets[i]

    var data = {
      name: target.name,
      url: '<resource_dir>' + target.name + '.svg',
      x: target.left,
      y: target.top * -1,
      width: target.width,
      height: target.height,
      zIndex: target.cusZIndex
    }
    allData.push(data)
  }
  return allData
}

function exportSVGs(filepath, targets){
  var exportPath = filepath
  svgOptions = new ExportOptionsSVG();
  svgOptions.embedRasterImages = false;
  svgOptions.cssProperties = SVGCSSPropertyLocation.PRESENTATIONATTRIBUTES;
  svgOptions.fontSubsetting = SVGFontSubsetting.None;
  svgOptions.documentEncoding = SVGDocumentEncoding.UTF8;
  svgOptions.coordinatePrecision = 4;

  itemsToExport = [];
  sourceDoc = activeDocument;
  exportDoc = documents.add(DocumentColorSpace.RGB);

  var exportFolder = new Folder(exportPath);
  if (!exportFolder.exists)
    exportFolder.create()

  for ( var i = 0, len = targets.length; i < len; i++ ) {
    exportItem(targets[i], exportPath)
    exportDoc.pageItems.removeAll();
  }
  exportDoc.close(SaveOptions.DONOTSAVECHANGES);

  function recurseItems(layers, items) {

    var layer;

    for ( var i = 0, len = layers.length; i < len; i++ ) {
      layer = layers[i];
      if ( layer.pageItems.length > 0 && !layer.locked ) {
        for ( var j = 0, plen = layer.pageItems.length; j < plen; j++ ) {
          if ( !layer.pageItems[j].locked ) {
            items.push(layer.pageItems[j]);
          }
        }
      }

      if ( layer.layers.length > 0 ) {
        recurseItems( layer.layers, items );
      }
    }
  }

  function exportSVG(doc, name, bounds, exportOptions, filePath) {

    doc.artboards[0].artboardRect = bounds;

    var file = new File( filePath + name );
    doc.exportFile( file, ExportType.SVG, exportOptions );
  }

  function exportItem(item, filePath) {

    var name,
      newItem;

    name = item.name;
    newItem = item.duplicate( exportDoc, ElementPlacement.PLACEATEND );
    newItem.hidden = false;
    newItem.name = item.name.slice(0, -4);
    activeDocument = exportDoc;

    exportDoc.layers[0].name = ' ';
    exportSVG( exportDoc, name, item.visibleBounds, svgOptions, filePath);
  }
}

function exportFile(context, filepath) {

  var randomname = Number(new Date());
  // get the text file
  var write_file = File(filepath);

  if (!write_file.exists) {
    // if the file does not exist create one
    write_file = new File(filepath);
  } else {
    // if it exists ask the user if it should be overwritten
    var res = confirm("The file already exists. Should I overwrite it", true, "titleWINonly");
    // if the user hits no stop the script
    if (res !== true) {
      return false;
    }
  }

  var out; // our output
  // we know already that the file exist
  // but to be sure
  if (write_file !== '') {
    //Open the file for writing.
    out = write_file.open('w', undefined, undefined);
    write_file.encoding = "UTF-8";
    write_file.lineFeed = "Unix"; //convert to UNIX lineFeed
    // txtFile.lineFeed = "Windows";
    // txtFile.lineFeed = "Macintosh";
  }
  // got an output?
  if (out !== false) {
    // loop the list and write each item to the file
    write_file.writeln(context);
    // always close files!
    write_file.close();
    return true;
  }

  return false
}

var activeDocument = app.activeDocument
if (activeDocument) {
  var targetPrefix = prompt("Search for layer with prefix of", "the_ptefix")
  var suffixKey = "--"
  var activeDocFilePath = (activeDocument.fullName + "").replace(activeDocument.name, "") + "autoExport/"
  var allObjects = getAllObjects(activeDocument, targetPrefix)
  addAllSuffix(allObjects, suffixKey)
  var allObjectMetaData = getMetaData(allObjects)
  exportSVGs(activeDocFilePath, allObjects)
  removeAllSuffix(allObjects, suffixKey)

  if (allObjectMetaData.length > 0) {
    var cropBox = activeDocument.cropBox
    var artboardWidth = cropBox[2]
    var artboardHeight = cropBox[3] * -1

    var exportData = {}
    exportData.artboardSize = {
      width: artboardWidth,
      height: artboardHeight,
    }
    exportData.metaData = allObjectMetaData

    var exportFileName = "metadata.json";
    var metadataExportPath = activeDocFilePath + "metadata.json";
    var exportResult = exportFile(JSON.stringify(exportData, null, 2), metadataExportPath)

    if (exportResult) {
      alert("Done, all images and metadata of layers with prefix `" + targetPrefix + "` exported to " + metadataExportPath)
    } else {
      alert("Export error, please try again")
    }
  } else {
    alert("Export error, no object found of `" + targetPrefix + "`, please try other layer prefix")
  }
} else {
  alert("No active document")
}