// $Id: fileshare.js,v 1.2.2.1 2006/07/13 18:53:46 jamier Exp $

if (isJsEnabled()) {
  addLoadEvent(function() {
    target = document.getElementById('startFileShare');
    fileShareAutoAttach(target,'startFileShare');
    document.getElementById('_uploadform').style.display = 'block';
  });
}

function fileshare_folder(target,tag) {
  var targetElement = document.getElementById(tag);
  if(targetElement.style.display != 'block'){
    if(targetElement.innerHTML == '') {
      fileShareAutoAttach(target,tag);
    }
    targetElement.style.display = 'block';
    target.className = 'fs_open';
  } else {
    targetElement.style.display = 'none';
    target.className = 'fs_closed';
    targetElement.innerHTML = '';
    // Rebuild Load dropdown menu so that closed directories don't show up in list
    loadTargetDir();
  }
  return false;
}

function submitDelete(deleteme) {
 if (confirm('Are you sure you wish to delete '+deleteme+'?\r\nThis cannot be undone.')) { 
    document.getElementById('edit-deletefile').value = deleteme;
    document.getElementById('_fsform').submit();
  }
}

function loadTargetDir() {
  target=document.getElementById('edit-targetdir');
  // Remove all options by setting the Options array's lentch to 0
  target.options.length=0;
  var anchors = document.getElementsByTagName('a');
  var root = document.getElementById('edit-root').value;
  // Add root option
  target.options[target.options.length]=new Option('/',root);
  for (var i = 0; anch = anchors[i]; i++) {
    if (anch && (hasClass(anch, 'fs_open') || hasClass(anch,'fs_closed'))) {
      // Read in the message from the 'alt' attribute
      path = anch.getAttribute('alt');
      // establish base path from fileshare
      path = path.replace(root,'');
      target.options[target.options.length]=new Option(path,root+path);
    }
  }
}

function fileShareAutoAttach(target,tag) {
  url = target.getAttribute('name');
  //target.removeAttribute('title');
  jah(url,tag);
  return false;
}

function jah(url,tag) {
    // native XMLHttpRequest object
    //[loading message]document.getElementById(target).innerHTML = loading;
    if (window.XMLHttpRequest) {
        req = new XMLHttpRequest();
        req.onreadystatechange = function() {jahDone(tag);};
        req.open("GET", url, true);
        req.send(null);
    // IE/Windows ActiveX version
    } else if (window.ActiveXObject) {
        req = new ActiveXObject("Microsoft.XMLHTTP");
        if (req) {
            req.onreadystatechange = function() {jahDone(tag);};
            req.open("GET", url, true);
            req.send();
        }
    }
}    

function jahDone(tag) {
    // only if req is "loaded"
    if (req.readyState == 4) {
        // only if "OK"
        if (req.status == 200) {
            results = req.responseText;
            document.getElementById(tag).innerHTML = results;
            // Load dropdown menu after new elements have appeared
            loadTargetDir();
        } else {
            document.getElementById(tag).innerHTML = "jah error:\n" +
                req.statusText;
        }
    }
}