Translate unRAID templates to Docker Run commands

xmltocmd

#!/usr/bin/php
<?PHP
function xmlToCommand($xmlFile){
  global $var;
    $doc = new DOMDocument();
    $doc->loadXML($xmlFile);

  $Name          = $doc->getElementsByTagName( "Name" )->item(0)->nodeValue;
  $cmdName       = (strlen($Name)) ? '--name="' . $Name . '"' : "";
  $Privileged    = $doc->getElementsByTagName( "Privileged" )->item(0)->nodeValue;
  $cmdPrivileged = (strtolower($Privileged) == 'true') ?  '--privileged="true"' : "";
  $Repository    = $doc->getElementsByTagName( "Repository" )->item(0)->nodeValue;
  $Mode          = $doc->getElementsByTagName( "Mode" )->item(0)->nodeValue;
  $cmdMode       = '--net="'.strtolower($Mode).'"';
  $BindTime      = $doc->getElementsByTagName( "BindTime" )->item(0)->nodeValue;
  // $cmdBindTime   = (strtolower($BindTime) == "true") ? '"/etc/localtime":"/etc/localtime":ro' : '';
  $cmdBindTime   = (strtolower($BindTime) == "true") ? 'TZ="' . $var['timeZone'] . '"' : '';

  $Ports = array('');
  foreach($doc->getElementsByTagName('Port') as $port){
    $ContainerPort = $port->getElementsByTagName( "ContainerPort" )->item(0)->nodeValue;
    if (! strlen($ContainerPort)){ continue; }
    $HostPort      = $port->getElementsByTagName( "HostPort" )->item(0)->nodeValue;
    $Protocol      = $port->getElementsByTagName( "Protocol" )->item(0)->nodeValue;
    $Ports[]       = sprintf("%s:%s/%s", $HostPort, $ContainerPort, $Protocol);
  }

  $Volumes = array('');
  foreach($doc->getElementsByTagName('Volume') as $volume){
    $ContainerDir = $volume->getElementsByTagName( "ContainerDir" )->item(0)->nodeValue;
    if (! strlen($ContainerDir)){ continue; }
    $HostDir      = $volume->getElementsByTagName( "HostDir" )->item(0)->nodeValue;
    $DirMode      = $volume->getElementsByTagName( "Mode" )->item(0)->nodeValue;
    $Volumes[]    = sprintf( '"%s":"%s":%s', $HostDir, $ContainerDir, $DirMode);
  }

  // if (strlen($cmdBindTime)) {
  //   $Volumes[] = $cmdBindTime;
  // }

  $Variables = array('');
  foreach($doc->getElementsByTagName('Variable') as $variable){
    $VariableName  = $variable->getElementsByTagName( "Name" )->item(0)->nodeValue;
    if (! strlen($VariableName)){ continue; }
    $VariableValue = $variable->getElementsByTagName( "Value" )->item(0)->nodeValue;
    $Variables[]   = sprintf('%s="%s"', $VariableName, $VariableValue);
  }

  if (strlen($cmdBindTime)) {
    $Variables[] = $cmdBindTime;
  }

  $templateExtraParams = '';
  if ( $doc->getElementsByTagName( "ExtraParams" )->length > 0 ) {
    $templateExtraParams = $doc->getElementsByTagName( "ExtraParams" )->item(0)->nodeValue;
  }

  $cmd = sprintf('/usr/bin/docker run -d %s %s %s %s %s %s %s %s', $cmdName, $cmdMode, $cmdPrivileged, implode(' -e ', $Variables),
       implode(' -p ', $Ports), implode(' -v ', $Volumes), $templateExtraParams, $Repository);
  $cmd = preg_replace('/\s+/', ' ', $cmd);

  return array($cmd, $Name, $Repository);
}

function listDir($root, $ext = Null) {
  $iter = new RecursiveIteratorIterator(
          new RecursiveDirectoryIterator($root, 
          RecursiveDirectoryIterator::SKIP_DOTS),
          RecursiveIteratorIterator::SELF_FIRST,
          RecursiveIteratorIterator::CATCH_GET_CHILD);
  $paths = array();
  foreach ($iter as $path => $fileinfo) {
    if ( $fileinfo->isFile() && $fileinfo->getExtension() == $ext ) {
      $paths[] = $path;
    } elseif ( $fileinfo->isFile() && ! $ext) {
      $paths[] = $path;
    }
  }
  return $paths;
}

function Choose($Variable, $MaxCols = 3) {
  $Columns = array_chunk($Variable, ceil(count($Variable) / 3));
  $Rows    = array();
  $OptNum  = 1;

  for ($i=0; $i < count($Columns); $i++) { 
    foreach($Columns[$i] as $Value) {
      $Row      =& $Rows[$i];
      $output   = "{$OptNum}) {$Value}";
      $Row[]    = $output;
      $Row["M"] = max($Row["M"], strlen($output));
      $OptNum    += 1;
    }
  }
  for ($i=0; $i < count($Rows[0]); $i++) { 
    $max = 10;
    foreach ($Rows as $row) {
      echo str_pad($row[$i], $row["M"]+10); 
    }
    echo "\n";
  }

  $ask = function($var) {
    echo "\nChoose: ";
    $answer = trim(fgets(STDIN));
    if (is_numeric($answer)) {
      $option = intval($answer) - 1;
      if ($option >= 0 && $option <= count($var)) {
        return $option;
      } else {
        echo "Out of interval.";
      }
    } else {
      echo "Value is not numeric.";
    }
    return false;
  };

  while (is_bool($ans = $ask($Variable)) ) {
    continue;
  }
  return $ans;
}

function fileToCommand($File) {
  $doc = new DOMDocument();
  $doc->load($File);
  list($cmd, $Name, $Repository) = xmlToCommand($doc->saveXML());
  return $cmd;
}

$user_templates = "/boot/config/plugins/dockerMan/templates-user";

if (count($argv) > 1) {
  foreach (array_slice($argv,1) as $Template) {
    $Temp = "$user_templates/my-{$argv[1]}.xml";
    if (is_file($Temp)) {
      echo fileToCommand( $Temp );
    }
  }
} else {
  $Templates = listDir($user_templates,"xml");
  natsort($Templates);
  $Templates = array_values($Templates);
  $Names = array_map(function($template) {
    $info = new SplFileInfo($template);
    $ext  = $info->getExtension();
    return str_replace("my-", "", $info->getBasename(".{$ext}"));
  }, $Templates);
  $Template = $Templates[Choose($Names)];
  if ( $Template ) {
    echo "\n".fileToCommand($Template)."\n\n";
  }
}

?>