<?php

require_once(BACKEND.'config.backend.inc');

class Node {

  public $uri;
  public $file_path;
  public $properties;
  public $endpoint;

  function __construct($uri) {
    $this->uri = $uri;
    $this->properties = array();
    $this->file_path = str_replace( VOSPACE_ROOT, FILE_SYSTEM_ROOT, $uri );
    $this->endpoint = str_replace( VOSPACE_ROOT, HTTP_ROOT, $uri );
  }

  function populateProperties($detail = "min"){
    // Tells the node to fill in it's properties values.
    // File or directory had better exist!
    global $provided_properties;
    $f_stats = stat($this->file_path);
    $this->properties = $provided_properties;
    $this->properties[0]["_"] = $f_stats["size"];
    $this->properties[1]["_"] = DATA_OWNER;
    $this->properties[2]["_"] = $f_stats["mtime"];
    $this->properties[3]["_"] = $f_stats["ctime"];
  }

  function exists(){
    if( file_exists( $this->file_path ) )
      return True;
    return False;
  }

  function getView(){
    return array('uri' => 'ivo://net.ivoa.vospace/views#identity',
		 'original'=>True);
  }

  function getProtocols(){
    return array('endpoint' => $this->endpoint,
		 'uri' => 'ivo://net.ivoa.vospace/protocols#http-client');
  }
}

?>