+
−// Some additional DHTML functions
+
−
+
−function fetch_offset(obj) {
+
−  var left_offset = obj.offsetLeft;
+
−  var top_offset = obj.offsetTop;
+
−  while ((obj = obj.offsetParent) != null) {
+
−    left_offset += obj.offsetLeft;
+
−    top_offset += obj.offsetTop;
+
−  }
+
−  return { 'left' : left_offset, 'top' : top_offset };
+
−}
+
−
+
−function fetch_dimensions(o) {
+
−  var w = o.offsetWidth;
+
−  var h = o.offsetHeight;
+
−  return { 'w' : w, 'h' : h };
+
−}
+
−
+
−function findParentForm(o)
+
−{
+
−  if ( o.tagName == 'FORM' )
+
−    return o;
+
−  while(true)
+
−  {
+
−    o = o.parentNode;
+
−    if ( !o )
+
−      return false;
+
−    if ( o.tagName == 'FORM' )
+
−      return o;
+
−  }
+
−  return false;
+
−}
+
−
+
−function ajaxReverseDNS(o, text)
+
−{
+
−  if(text) var ipaddr = text;
+
−  else var ipaddr = o.innerHTML;
+
−  rDnsObj = o;
+
−  rDnsBannerObj = bannerOn('Retrieving reverse DNS info...');
+
−  ajaxGet(stdAjaxPrefix+'&_mode=rdns&ip='+ipaddr, function() {
+
−      if(ajax.readyState == 4)
+
−      {
+
−        off = fetch_offset(rDnsObj);
+
−        dim = fetch_dimensions(rDnsObj);
+
−        right = off['left'] + dim['w'];
+
−        top = off['top'] + dim['h'];
+
−        var thediv = document.createElement('div');
+
−        thediv.className = 'info-box';
+
−        thediv.style.margin = '0';
+
−        thediv.style.position = 'absolute';
+
−        thediv.style.top  = top  + 'px';
+
−        thediv.style.display = 'none';
+
−        thediv.style.zIndex = getHighestZ() + 2;
+
−        thediv.id = 'mdgDynamic_rDnsInfoDiv_'+Math.floor(Math.random() * 1000000);
+
−        thediv.innerHTML = '<b>Reverse DNS:</b><br />'+ajax.responseText+' <a href="#" onclick="elem = document.getElementById(\''+thediv.id+'\'); elem.innerHTML = \'\'; elem.style.display = \'none\';return false;">Close</a>';
+
−        var body = document.getElementsByTagName('body');
+
−        body = body[0];
+
−        bannerOff(rDnsBannerObj);
+
−        body.appendChild(thediv);
+
−        thediv.style.display = 'block';
+
−        left = fetch_dimensions(thediv);
+
−        thediv.style.display = 'none';
+
−        left = right - left['w'];
+
−        thediv.style.left = left + 'px';
+
−        thediv.style.display = 'block';
+
−        fadeInfoBoxes();
+
−      }
+
−    });
+
−}
+
−
+
−function bannerOn(text)
+
−{
+
−  darken(true);
+
−  var thediv = document.createElement('div');
+
−  thediv.className = 'mdg-comment';
+
−  thediv.style.padding = '0';
+
−  thediv.style.marginLeft = '0';
+
−  thediv.style.position = 'absolute';
+
−  thediv.style.display = 'none';
+
−  thediv.style.padding = '4px';
+
−  thediv.style.fontSize = '14pt';
+
−  thediv.id = 'mdgDynamic_bannerDiv_'+Math.floor(Math.random() * 1000000);
+
−  thediv.innerHTML = text;
+
−  
+
−  var body = document.getElementsByTagName('body');
+
−  body = body[0];
+
−  body.appendChild(thediv);
+
−  body.style.cursor = 'wait';
+
−  
+
−  thediv.style.display = 'block';
+
−  dim = fetch_dimensions(thediv);
+
−  thediv.style.display = 'none';
+
−  bdim = { 'w' : getWidth(), 'h' : getHeight() };
+
−  so = getScrollOffset();
+
−  
+
−  var left = (bdim['w'] / 2) - ( dim['w'] / 2 );
+
−  
+
−  var top  = (bdim['h'] / 2);
+
−  top  = top - ( dim['h'] / 2 );
+
−  
+
−  top = top + so;
+
−  
+
−  thediv.style.top  = top  + 'px';
+
−  thediv.style.left = left + 'px';
+
−  
+
−  thediv.style.display = 'block';
+
−  
+
−  return thediv.id;
+
−}
+
−
+
−function bannerOff(id)
+
−{
+
−  e = document.getElementById(id);
+
−  if(!e) return;
+
−  e.innerHTML = '';
+
−  e.style.display = 'none';
+
−  var body = document.getElementsByTagName('body');
+
−  body = body[0];
+
−  body.style.cursor = 'default';
+
−  enlighten(true);
+
−}
+
−
+
−function disableUnload(message)
+
−{
+
−  if(typeof message != 'string') message = 'You may want to save your changes first.';
+
−  var body = document.getElementsByTagName('body');
+
−  body = body[0];
+
−  body.onbeforeunload='return unescape(\''+escape(message)+'\')';
+
−}
+
−
+
−function enableUnload()
+
−{
+
−  var body = document.getElementsByTagName('body');
+
−  body = body[0];
+
−  body.onbeforeunload = null;
+
−}
+
−
+
−/**
+
− * Gets the highest z-index of all divs in the document
+
− * @return integer
+
− */
+
−function getHighestZ()
+
−{
+
−  z = 0;
+
−  var divs = document.getElementsByTagName('div');
+
−  for(var i = 0; i < divs.length; i++)
+
−  {
+
−    if(divs[i].style.zIndex > z) z = divs[i].style.zIndex;
+
−  }
+
−  return z;
+
−}
+
−
+
−function isKeyPressed(event)
+
−{
+
−  if (event.shiftKey==1)
+
−  {
+
−    shift = true;
+
−  }
+
−  else
+
−  {
+
−    shift = false;
+
−  }
+
−}
+
−
+
−function moveDiv(div, newparent)
+
−{
+
−  var backup = div;
+
−  var oldparent = div.parentNode;
+
−  oldparent.removeChild(div);
+
−  newparent.appendChild(backup);
+
−}
+
−
+
−function readCookie(name) {var nameEQ = name + "=";var ca = document.cookie.split(';');for(var i=0;i < ca.length;i++){var c = ca[i];while (c.charAt(0)==' ') c = c.substring(1,c.length);if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);}return null;}
+
−function createCookie(name,value,days){if (days){var date = new Date();date.setTime(date.getTime()+(days*24*60*60*1000));var expires = "; expires="+date.toGMTString();}else var expires = "";document.cookie = name+"="+value+expires+"; path=/";}
+
−function eraseCookie(name) {createCookie(name,"",-1);}
+
−
+
−var busyBannerID;
+
−function goBusy(msg)
+
−{
+
−  if(!msg) msg = 'Please wait...';
+
−  body = document.getElementsByTagName('body');
+
−  body = body[0];
+
−  body.style.cursor = 'wait';
+
−  busyBannerID = bannerOn(msg);
+
−}
+
−
+
−function unBusy()
+
−{
+
−  body = document.getElementsByTagName('body');
+
−  body = body[0];
+
−  body.style.cursor = 'default';
+
−  bannerOff(busyBannerID);
+
−}
+
−
+
−function setAjaxLoading()
+
−{
+
−  if ( document.getElementById('ajaxloadicon') )
+
−  {
+
−    document.getElementById('ajaxloadicon').src=scriptPath + '/images/loading.gif';
+
−  }
+
−}
+
−
+
−function unsetAjaxLoading()
+
−{
+
−  if ( document.getElementById('ajaxloadicon') )
+
−  {
+
−    document.getElementById('ajaxloadicon').src=scriptPath + '/images/spacer.gif';
+
−  }
+
−}
+
−
+
−/*
+
− * Search boxes
+
− */
+
− 
+
−function buildSearchBoxes()
+
−{
+
−  var divs = document.getElementsByTagName('*');
+
−  var boxes = new Array();
+
−  for ( var i = 0; i < divs.length; i++ )
+
−  {
+
−    if ( divs[i].className)
+
−    {
+
−      if ( divs[i].className.substr(0, 9) == 'searchbox' )
+
−      {
+
−        boxes.push(divs[i]);
+
−      }
+
−    }
+
−  }
+
−  for ( var i = 0; i < boxes.length; i++ )
+
−  {
+
−    if ( boxes[i].className.match(/^searchbox\[([0-9]+)px\]$/) )
+
−    {
+
−      var width = boxes[i].className.match(/^searchbox\[([0-9]+)px\]$/);
+
−      width = parseInt(width[1]);
+
−    }
+
−    else
+
−    {
+
−      var width = 120;
+
−    }
+
−    createSearchBox(boxes[i], width);
+
−  }
+
−}
+
−
+
−function createSearchBox(parent, width)
+
−{
+
−  if ( typeof(parent) != 'object')
+
−  {
+
−    alert('BUG: createSearchBox(): parent is not an object');
+
−    return false;
+
−  }
+
−  //parent.style.padding = '0px';
+
−  //parent.style.textAlign = 'center';
+
−  parent.style.width = width + 'px';
+
−  var submit = document.createElement('div');
+
−  submit.onclick = function() { searchFormSubmit(this); };
+
−  submit.className = 'js-search-submit';
+
−  var input = document.createElement('input');
+
−  input.className = 'js-search-box';
+
−  input.value = 'Search';
+
−  input.name = 'q';
+
−  input.style.width = ( width - 28 ) + 'px';
+
−  input.onfocus = function() { if ( this.value == 'Search' ) this.value = ''; };
+
−  input.onblur  = function() { if ( this.value == '' ) this.value = 'Search'; };
+
−  parent.appendChild(input);
+
−  var off = fetch_offset(input);
+
−  var top = off['top'] + 'px';
+
−  var left = ( parseInt(off['left']) + ( width - 24 ) ) + 'px';
+
−  submit.style.top = top;
+
−  submit.style.left = left;
+
−  parent.appendChild(submit);
+
−}
+
−
+
−function searchFormSubmit(obj)
+
−{
+
−  var input = obj.previousSibling;
+
−  if ( input.value == 'Search' || input.value == '' )
+
−    return false;
+
−  var p = obj;
+
−  while(true)
+
−  {
+
−    p = p.parentNode;
+
−    if ( !p )
+
−      break;
+
−    if ( typeof(p.tagName) != 'string' )
+
−      break;
+
−    else if ( p.tagName.toLowerCase() == 'form' )
+
−    {
+
−      p.submit();
+
−    }
+
−    else if ( p.tagName.toLowerCase() == 'body' )
+
−    {
+
−      break;
+
−    }
+
−  }
+
−}
+
−
+
−/*
+
− * AJAX login box (experimental)
+
− */
+
−
+
−var ajax_auth_prompt_cache = false;
+
−var ajax_auth_mb_cache = false;
+
−var ajax_auth_level_cache = false;
+
−
+
−function ajaxPromptAdminAuth(call_on_ok, level)
+
−{
+
−  if ( typeof(call_on_ok) == 'function' )
+
−  {
+
−    ajax_auth_prompt_cache = call_on_ok;
+
−  }
+
−  if ( !level )
+
−    level = USER_LEVEL_MEMBER;
+
−  ajax_auth_level_cache = level;
+
−  var loading_win = '<div align="center" style="text-align: center;"> \
+
−      <p>Fetching an encryption key...</p> \
+
−      <p><small>Not working? Use the <a href="'+makeUrlNS('Special', 'Login/' + title)+'">alternate login form</a>.</p> \
+
−      <p><img alt="Please wait..." src="'+scriptPath+'/images/loading-big.gif" /></p> \
+
−    </div>';
+
−  var title = ( level > USER_LEVEL_MEMBER ) ? 'You are requesting a sensitive operation.' : 'Please enter your username and password to continue.';
+
−  ajax_auth_mb_cache = new messagebox(MB_OKCANCEL|MB_ICONLOCK, title, loading_win);
+
−  ajax_auth_mb_cache.onbeforeclick['OK'] = ajaxValidateLogin;
+
−  ajaxAuthLoginInnerSetup();
+
−}
+
−
+
−function ajaxAuthLoginInnerSetup()
+
−{
+
−  ajaxGet(makeUrlNS('Special', 'Login', 'act=getkey'), function() {
+
−      if ( ajax.readyState == 4 )
+
−      {
+
−        var response = String(ajax.responseText);
+
−        if ( response.substr(0,1) != '{' )
+
−        {
+
−          alert('Invalid JSON response from server: ' + response);
+
−          return false;
+
−        }
+
−        response = parseJSON(response);
+
−        var level = ajax_auth_level_cache;
+
−        var form_html = '';
+
−        if ( level > USER_LEVEL_MEMBER )
+
−        {
+
−          form_html += 'Please re-enter your login details, to verify your identity.<br /><br />';
+
−        }
+
−        form_html += ' \
+
−          <table border="0" align="center"> \
+
−            <tr> \
+
−              <td>Username:</td><td><input tabindex="1" id="ajaxlogin_user" type="text"     size="25" /> \
+
−            </tr> \
+
−            <tr> \
+
−              <td>Password:</td><td><input tabindex="2" id="ajaxlogin_pass" type="password" size="25" /> \
+
−            </tr> \
+
−            <tr> \
+
−              <td colspan="2" style="text-align: center;"> \
+
−                <br /><small>Trouble logging in? Try the <a href="'+makeUrlNS('Special', 'Login/' + title)+'">full login form</a>.<br />';
+
−       if ( level <= USER_LEVEL_MEMBER )
+
−       {
+
−         form_html += ' \
+
−                Did you <a href="'+makeUrlNS('Special', 'PasswordReset')+'">forget your password</a>?<br /> \
+
−                Maybe you need to <a href="'+makeUrlNS('Special', 'Register')+'">create an account</a>.</small>';
+
−       }
+
−       form_html += ' \
+
−              </td> \
+
−            </tr> \
+
−          </table> \
+
−          <input type="hidden" id="ajaxlogin_crypt_key"       value="' + response.key + '" /> \
+
−          <input type="hidden" id="ajaxlogin_crypt_challenge" value="' + response.challenge + '" /> \
+
−        </form>';
+
−        ajax_auth_mb_cache.updateContent(form_html);
+
−        $('messageBox').object.nextSibling.firstChild.tabindex = '3';
+
−        if ( typeof(response.username) == 'string' )
+
−        {
+
−          $('ajaxlogin_user').object.value = response.username;
+
−          $('ajaxlogin_pass').object.focus();
+
−        }
+
−        else
+
−        {
+
−          $('ajaxlogin_user').object.focus();
+
−        }
+
−        $('ajaxlogin_pass').object.onblur = function(e) { if ( !shift ) $('messageBox').object.nextSibling.firstChild.focus(); };
+
−        $('ajaxlogin_pass').object.onkeypress = function(e) { if ( !e && IE ) return true; if ( e.keyCode == 13 ) $('messageBox').object.nextSibling.firstChild.click(); };
+
−      }
+
−    });
+
−}
+
−
+
−function ajaxValidateLogin()
+
−{
+
−  var username,password,auth_enabled,crypt_key,crypt_data,challenge_salt,challenge_data;
+
−  username = document.getElementById('ajaxlogin_user');
+
−  if ( !username )
+
−    return false;
+
−  username = document.getElementById('ajaxlogin_user').value;
+
−  password = document.getElementById('ajaxlogin_pass').value;
+
−  auth_enabled = false;
+
−  
+
−  disableJSONExts();
+
−  
+
−  //
+
−  // Encryption test
+
−  //
+
−  
+
−  var str = '';
+
−  for(i=0;i<keySizeInBits/4;i++)
+
−  {
+
−    str+='0';
+
−  }
+
−  str = hexToByteArray(str);
+
−  var ct  = rijndaelEncrypt(str, str, 'ECB');
+
−  ct      = byteArrayToHex(ct);
+
−  var v;
+
−  switch(keySizeInBits)
+
−  {
+
−    case 128:
+
−      v = '66e94bd4ef8a2c3b884cfa59ca342b2e';
+
−      break;
+
−    case 192:
+
−      v = 'aae06992acbf52a3e8f4a96ec9300bd7aae06992acbf52a3e8f4a96ec9300bd7';
+
−      break;
+
−    case 256:
+
−      v = 'dc95c078a2408989ad48a21492842087dc95c078a2408989ad48a21492842087';
+
−      break;
+
−  }
+
−  auth_enabled = ( ct == v && md5_vm_test() );
+
−  if ( !auth_enabled )
+
−  {
+
−    alert('Login error: encryption sanity check failed\n');
+
−    return true;
+
−  }
+
−  
+
−  crypt_key = document.getElementById('ajaxlogin_crypt_key').value;
+
−  challenge_salt = document.getElementById('ajaxlogin_crypt_challenge').value;
+
−  
+
−  var crypt_key_md5 = hex_md5(crypt_key);
+
−  
+
−  challenge_data = hex_md5(password + challenge_salt) + challenge_salt;
+
−  
+
−  password = stringToByteArray(password);
+
−  crypt_key = hexToByteArray(crypt_key);
+
−  
+
−  crypt_data = rijndaelEncrypt(password, crypt_key, 'ECB');
+
−  crypt_data = byteArrayToHex(crypt_data);
+
−  
+
−  var json_data = {
+
−    'username' : username,
+
−    'crypt_key' : crypt_key_md5,
+
−    'challenge' : challenge_data,
+
−    'crypt_data' : crypt_data,
+
−    'level' : ajax_auth_level_cache
+
−  };
+
−  
+
−  window.console.debug(json_data);
+
−  json_data = toJSONString(json_data);
+
−  window.console.debug(json_data);
+
−  json_data = ajaxAltEscape(json_data);
+
−  window.console.debug(json_data);
+
−  
+
−  var loading_win = '<div align="center" style="text-align: center;"> \
+
−      <p>Logging in...</p> \
+
−      <p><img alt="Please wait..." src="'+scriptPath+'/images/loading-big.gif" /></p> \
+
−    </div>';
+
−    
+
−  ajax_auth_mb_cache.updateContent(loading_win);
+
−  
+
−  ajaxPost(makeUrlNS('Special', 'Login', 'act=ajaxlogin'), 'params=' + json_data, function() {
+
−      if ( ajax.readyState == 4 )
+
−      {
+
−        var response = ajax.responseText;
+
−        if ( response.substr(0,1) != '{' )
+
−        {
+
−          alert('Invalid JSON response from server: ' + response);
+
−          ajaxAuthLoginInnerSetup();
+
−          return false;
+
−        }
+
−        response = parseJSON(response);
+
−        switch(response.result)
+
−        {
+
−          case 'success':
+
−            if ( typeof(ajax_auth_prompt_cache) == 'function' )
+
−            {
+
−              ajax_auth_prompt_cache(response.key);
+
−            }
+
−            break;
+
−          case 'success_reset':
+
−            var conf = confirm('You have logged in using a temporary password. Before you can log in, you must finish resetting your password. Do you want to reset your real password now?');
+
−            if ( conf )
+
−            {
+
−              var url = makeUrlNS('Special', 'PasswordReset/stage2/' + response.user_id + '/' + response.temppass);
+
−              window.location = url;
+
−            }
+
−            else
+
−            {
+
−              ajaxAuthLoginInnerSetup();
+
−            }
+
−            break;
+
−          case 'error':
+
−            alert(response.error);
+
−            ajaxAuthLoginInnerSetup();
+
−            break;
+
−          default:
+
−            alert(ajax.responseText);
+
−            break;
+
−        }
+
−      }
+
−    });
+
−  
+
−  return true;
+
−  
+
−}
+
−
+
−// This code is in the public domain. Feel free to link back to http://jan.moesen.nu/
+
−function sprintf()
+
−{
+
−  if (!arguments || arguments.length < 1 || !RegExp)
+
−  {
+
−    return;
+
−  }
+
−  var str = arguments[0];
+
−  var re = /([^%]*)%('.|0|\x20)?(-)?(\d+)?(\.\d+)?(%|b|c|d|u|f|o|s|x|X)(.*)/;
+
−  var a = b = [], numSubstitutions = 0, numMatches = 0;
+
−  while (a = re.exec(str))
+
−  {
+
−    var leftpart = a[1], pPad = a[2], pJustify = a[3], pMinLength = a[4];
+
−    var pPrecision = a[5], pType = a[6], rightPart = a[7];
+
−    
+
−    //alert(a + '\n' + [a[0], leftpart, pPad, pJustify, pMinLength, pPrecision);
+
−
+
−    numMatches++;
+
−    if (pType == '%')
+
−    {
+
−      subst = '%';
+
−    }
+
−    else
+
−    {
+
−      numSubstitutions++;
+
−      if (numSubstitutions >= arguments.length)
+
−      {
+
−        alert('Error! Not enough function arguments (' + (arguments.length - 1) + ', excluding the string)\nfor the number of substitution parameters in string (' + numSubstitutions + ' so far).');
+
−      }
+
−      var param = arguments[numSubstitutions];
+
−      var pad = '';
+
−             if (pPad && pPad.substr(0,1) == "'") pad = leftpart.substr(1,1);
+
−        else if (pPad) pad = pPad;
+
−      var justifyRight = true;
+
−             if (pJustify && pJustify === "-") justifyRight = false;
+
−      var minLength = -1;
+
−             if (pMinLength) minLength = parseInt(pMinLength);
+
−      var precision = -1;
+
−             if (pPrecision && pType == 'f') precision = parseInt(pPrecision.substring(1));
+
−      var subst = param;
+
−             if (pType == 'b') subst = parseInt(param).toString(2);
+
−        else if (pType == 'c') subst = String.fromCharCode(parseInt(param));
+
−        else if (pType == 'd') subst = parseInt(param) ? parseInt(param) : 0;
+
−        else if (pType == 'u') subst = Math.abs(param);
+
−        else if (pType == 'f') subst = (precision > -1) ? Math.round(parseFloat(param) * Math.pow(10, precision)) / Math.pow(10, precision): parseFloat(param);
+
−        else if (pType == 'o') subst = parseInt(param).toString(8);
+
−        else if (pType == 's') subst = param;
+
−        else if (pType == 'x') subst = ('' + parseInt(param).toString(16)).toLowerCase();
+
−        else if (pType == 'X') subst = ('' + parseInt(param).toString(16)).toUpperCase();
+
−    }
+
−    str = leftpart + subst + rightPart;
+
−  }
+
−  return str;
+
−}
+
−
+
−/**
+
− * Insert a DOM object _after_ the specified child.
+
− * @param object Parent node
+
− * @param object Node to insert
+
− * @param object Node to insert after
+
− */
+
−
+
−function insertAfter(parent, baby, bigsister)
+
−{
+
−  try
+
−  {
+
−    if ( parent.childNodes[parent.childNodes.length-1] == bigsister )
+
−      parent.appendChild(baby);
+
−    else
+
−      parent.insertBefore(baby, bigsister.nextSibling);
+
−  }
+
−  catch(e)
+
−  {
+
−    alert(e.toString());
+
−    if ( window.console )
+
−    {
+
−      // Firebug support
+
−      window.console.warn(e);
+
−    }
+
−  }
+
−}
+
−
+
−/**
+
− * Validates an e-mail address.
+
− * @param string E-mail address
+
− * @return bool
+
− */
+
−
+
−function validateEmail(email)
+
−{
+
−  return ( email.match(/^(?:[\w\d]+\.?)+@((?:(?:[\w\d]\-?)+\.)+\w{2,4}|localhost)$/) ) ? true : false;
+
−}
+
−