plistread.js

//plistread.js, 2012-12-30 jorge@jorgechamorro.com

var plist= require('plist');
var shell= require('child_process').exec;
var puts= console.log;

//process.argv[0] -> "node"
//process.argv[1] -> "plistread.js"
//process.argv[2] -> inputFile
//process.argv[3..n] -> property list keys


if (process.argv.length < 3) {
  puts ("Use: node plistread.js file.plist [attribute [, attribute ... ]]");
  process.exit();
}

//Convertir la plist a texto xml:
var inputFile= process.argv[2];
var cmd= "plutil -convert xml1 -o - "+ inputFile;
shell(cmd, callback);

function callback (err, stdout, stderr) {
  if (err) {
    puts(err.message);
    process.exit();
  }
  
  var plistAsText= stdout;
  
  //Convertir la property list en un objeto:
  var obj = plist.parseStringSync(plistAsText);

  //Si se especifican + argumentos, presentar sólo los campos que se especifican:
  if (process.argv.length > 3) {
    for (var i=3 ; i<process.argv.length ; i++) {
      var key= process.argv[i];
      puts(key + " -> ", obj[key]);
    }
  }
  else {
    puts(plistAsText);
  }
}

/*
$ node plist.js /Users/jorge/Library/Preferences/com.apple.finder.plist BrowserWindowState
BrowserWindowState ->  [ { BrowserViewState: { ListViewScrollOrigin: '{0, 766}' },
    ShowPathbar: false,
    ShowSidebar: true,
    ShowStatusBar: true,
    ShowToolbar: true,
    SidebarWidth: 191,
    TargetPath: 
     [ 'file://localhost/Users/jorge/',
       'file://localhost/Users/jorge/Library/',
       'file://localhost/Users/jorge/Library/Preferences/' ],
    TargetURL: 'file://localhost/Users/jorge/Library/Preferences/',
    ViewStyle: 'List',
    WindowBounds: '{{24, 234}, {944, 623}}' } ]
*/