map2json.php

<?php

echo "Generate map definitions and map reference arrays...<br>";

ini_set('xdebug.var_display_max_depth',-1);
ini_set('xdebug.var_display_max_data',-1);
ini_set('xdebug.var_display_max_children',-1);

$file = 'tgstation.2.1.3.dmm';

$handle = fopen($file,'r');
$readin = '';

if ($handle) {
  while (($line = fgets($handle)) !== false) {
    $readin.= $line;
  }
    fclose($handle);
} else {
  echo "Failed to read $file";
}
$counter = 0;

$readin = explode('(1,1,1) = {',$readin);

$defs = $readin[0];
$map = $readin[1];

$defs = explode(")\r\n",$defs);
array_pop($defs);

$newdefs = [];

foreach ($defs as &$line){
  $line = rtrim($line);
  $line = explode('" = (/', $line);
  $line = str_replace('","','---',$line);
  $line = str_replace('("', '(', $line);
  $line = str_replace('")', ')', $line);
  $line = preg_replace("/([^\"]?)(\d{1,3})([;])([\d]{1,3})([^\"]?)/", "$1$2--$4--", $line);
  $line[0] = str_replace('"', '', $line[0]);
  //$line[1] = str_replace(')', '', $line[1]);
  $line[1] = explode(',',$line[1]);
  $line[1][0] = "/".$line[1][0];
  foreach ($line[1] as &$obj){
    if (FALSE !== strpos($obj,'{')){ //Object has parameters
      $obj = explode('{',$obj);
      $obj = str_replace('}', '', $obj); //Remove trailing }
      $obj = str_replace("'", '', $obj);
      $obj = str_replace('"', '', $obj);
      $obj['object'] = $obj[0]; unset($obj[0]);
      $obj['parameters'] = $obj[1]; unset($obj[1]);
      $obj['parameters'] = explode(';',$obj['parameters']);
      foreach ($obj['parameters'] as $k => &$param) {
        $param = explode('=',$param);
        $param['key'] = trim($param[0]); unset($param[0]);
        if(isset($param[1])){
          $param['value'] = trim($param[1]); unset($param[1]);
        }
      }
    }
  }
  //Rebuild the definitions and clean em up
  $count = count($line[1]);
  $line['area'] = $line[1][$count-1]; unset($line[1][$count-1]);
  $line['turf'] = $line[1][$count-2]; unset($line[1][$count-2]);
  $line['def'] = $line[0]; unset($line[0]);
  $newdefs[$line['def']] = array(
    'turf'=>$line['turf'],
    'area'=>$line['area'],
    'contents'=>$line[1]
  );
}
//The definitions have been parsed! Time to stick em to the map!

$map = str_replace('"', '', $map);
$map = str_replace('}', '', $map);
$map = trim($map);
$map = explode("\r\n",$map);

// unset($map[0]);
// array_pop($map);
// array_pop($map);

foreach ($map as &$line) {
  $line = str_split($line,3);
  $line = array_reverse($line);
}
$map = array_reverse($map);

echo "Writing map...<br>";
echo "Writing definitions...<br>";

$mapfile = 'tiles.json';
$deffile = 'defs.json';

if (!$maphandle = fopen($mapfile, 'w+')) {
  echo "Can't open the map file!";
  exit;
}

if (fwrite($maphandle, "var map = ".json_encode($map)) === FALSE) {
  echo "Can't write to the map file!";
  exit;
}

echo "<a href='map.json'>Map</a><br>";

if (!$defhandle = fopen($deffile, 'w+')) {
  echo "Unable to write defines file!";
  exit;
}

if (fwrite($defhandle, "var defs = ".json_encode($newdefs)) === FALSE) {
  echo "Can't write to the defines file!";
  exit;
}

echo "<a href='defs.json'>Defines</a><br>";