1 // Some additional DHTML functions

     2 

     3 function fetch_offset(obj) {

     4   var left_offset = obj.offsetLeft;

     5   var top_offset = obj.offsetTop;

     6   while ((obj = obj.offsetParent) != null) {

     7     left_offset += obj.offsetLeft;

     8     top_offset += obj.offsetTop;

     9   }

    10   return { 'left' : left_offset, 'top' : top_offset };

    11 }

    12 

    13 function fetch_dimensions(o) {

    14   var w = o.offsetWidth;

    15   var h = o.offsetHeight;

    16   return { 'w' : w, 'h' : h };

    17 }

    18 

    19 function findParentForm(o)

    20 {

    21   if ( o.tagName == 'FORM' )

    22     return o;

    23   while(true)

    24   {

    25     o = o.parentNode;

    26     if ( !o )

    27       return false;

    28     if ( o.tagName == 'FORM' )

    29       return o;

    30   }

    31   return false;

    32 }

    33 

    34 function ajaxReverseDNS(o, text)

    35 {

    36   if(text) var ipaddr = text;

    37   else var ipaddr = o.innerHTML;

    38   rDnsObj = o;

    39   rDnsBannerObj = bannerOn('Retrieving reverse DNS info...');

    40   ajaxGet(stdAjaxPrefix+'&_mode=rdns&ip='+ipaddr, function() {

    41       if ( ajax.readyState == 4 && ajax.status == 200 )

    42       {

    43         off = fetch_offset(rDnsObj);

    44         dim = fetch_dimensions(rDnsObj);

    45         right = off['left'] + dim['w'];

    46         top = off['top'] + dim['h'];

    47         var thediv = document.createElement('div');

    48         thediv.className = 'info-box';

    49         thediv.style.margin = '0';

    50         thediv.style.position = 'absolute';

    51         thediv.style.top  = top  + 'px';

    52         thediv.style.display = 'none';

    53         thediv.style.zIndex = getHighestZ() + 2;

    54         thediv.id = 'mdgDynamic_rDnsInfoDiv_'+Math.floor(Math.random() * 1000000);

    55         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>';

    56         var body = document.getElementsByTagName('body');

    57         body = body[0];

    58         bannerOff(rDnsBannerObj);

    59         body.appendChild(thediv);

    60         thediv.style.display = 'block';

    61         left = fetch_dimensions(thediv);

    62         thediv.style.display = 'none';

    63         left = right - left['w'];

    64         thediv.style.left = left + 'px';

    65         thediv.style.display = 'block';

    66         fadeInfoBoxes();

    67       }

    68     });

    69 }

    70 

    71 function bannerOn(text)

    72 {

    73   darken(true);

    74   var thediv = document.createElement('div');

    75   thediv.className = 'mdg-comment';

    76   thediv.style.padding = '0';

    77   thediv.style.marginLeft = '0';

    78   thediv.style.position = 'absolute';

    79   thediv.style.display = 'none';

    80   thediv.style.padding = '4px';

    81   thediv.style.fontSize = '14pt';

    82   thediv.id = 'mdgDynamic_bannerDiv_'+Math.floor(Math.random() * 1000000);

    83   thediv.innerHTML = text;

    84   

    85   var body = document.getElementsByTagName('body');

    86   body = body[0];

    87   body.appendChild(thediv);

    88   body.style.cursor = 'wait';

    89   

    90   thediv.style.display = 'block';

    91   dim = fetch_dimensions(thediv);

    92   thediv.style.display = 'none';

    93   bdim = { 'w' : getWidth(), 'h' : getHeight() };

    94   so = getScrollOffset();

    95   

    96   var left = (bdim['w'] / 2) - ( dim['w'] / 2 );

    97   

    98   var top  = (bdim['h'] / 2);

    99   top  = top - ( dim['h'] / 2 );

   100   

   101   top = top + so;

   102   

   103   thediv.style.top  = top  + 'px';

   104   thediv.style.left = left + 'px';

   105   

   106   thediv.style.display = 'block';

   107   

   108   return thediv.id;

   109 }

   110 

   111 function bannerOff(id)

   112 {

   113   e = document.getElementById(id);

   114   if(!e) return;

   115   e.innerHTML = '';

   116   e.style.display = 'none';

   117   var body = document.getElementsByTagName('body');

   118   body = body[0];

   119   body.style.cursor = 'default';

   120   enlighten(true);

   121 }

   122 

   123 function disableUnload(message)

   124 {

   125   if(typeof message != 'string') message = 'You may want to save your changes first.';

   126   window._unloadmsg = message;

   127   window.onbeforeunload = function(e)

   128   {

   129     if ( !e )

   130       e = window.event;

   131     e.returnValue = window._unloadmsg;

   132   }

   133 }

   134 

   135 function enableUnload()

   136 {

   137   window._unloadmsg = null;

   138   window.onbeforeunload = null;

   139 }

   140 

   141 /**

   142  * Gets the highest z-index of all divs in the document

   143  * @return integer

   144  */

   145 function getHighestZ()

   146 {

   147   z = 0;

   148   var divs = document.getElementsByTagName('div');

   149   for(var i = 0; i < divs.length; i++)

   150   {

   151     if(divs[i].style.zIndex > z) z = divs[i].style.zIndex;

   152   }

   153   return z;

   154 }

   155 

   156 function isKeyPressed(event)

   157 {

   158   if (event.shiftKey==1)

   159   {

   160     shift = true;

   161   }

   162   else

   163   {

   164     shift = false;

   165   }

   166 }

   167 

   168 function moveDiv(div, newparent)

   169 {

   170   var backup = div;

   171   var oldparent = div.parentNode;

   172   oldparent.removeChild(div);

   173   newparent.appendChild(backup);

   174 }

   175 

   176 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;}

   177 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=/";}

   178 function eraseCookie(name) {createCookie(name,"",-1);}

   179 

   180 var busyBannerID;

   181 function goBusy(msg)

   182 {

   183   if(!msg) msg = 'Please wait...';

   184   body = document.getElementsByTagName('body');

   185   body = body[0];

   186   body.style.cursor = 'wait';

   187   busyBannerID = bannerOn(msg);

   188 }

   189 

   190 function unBusy()

   191 {

   192   body = document.getElementsByTagName('body');

   193   body = body[0];

   194   body.style.cursor = 'default';

   195   bannerOff(busyBannerID);

   196 }

   197 

   198 function setAjaxLoading()

   199 {

   200   if ( document.getElementById('ajaxloadicon') )

   201   {

   202     document.getElementById('ajaxloadicon').src=ajax_load_icon;

   203   }

   204 }

   205 

   206 function unsetAjaxLoading()

   207 {

   208   if ( document.getElementById('ajaxloadicon') )

   209   {

   210     document.getElementById('ajaxloadicon').src=scriptPath + '/images/spacer.gif';

   211   }

   212 }

   213 

   214 /*

   215  * AJAX login box (experimental)

   216  * Moved / rewritten in login.js

   217  */

   218 

   219 // Included only for API-compatibility

   220 function ajaxPromptAdminAuth(call_on_ok, level)

   221 {

   222   ajaxLogonInit(call_on_ok, level);

   223 }

   224 

   225 // This code is in the public domain. Feel free to link back to http://jan.moesen.nu/

   226 function sprintf()

   227 {

   228   if (!arguments || arguments.length < 1 || !RegExp)

   229   {

   230     return;

   231   }

   232   var str = arguments[0];

   233   var re = /([^%]*)%('.|0|\x20)?(-)?(\d+)?(\.\d+)?(%|b|c|d|u|f|o|s|x|X)(.*)/;

   234   var a = b = [], numSubstitutions = 0, numMatches = 0;

   235   while (a = re.exec(str))

   236   {

   237     var leftpart = a[1], pPad = a[2], pJustify = a[3], pMinLength = a[4];

   238     var pPrecision = a[5], pType = a[6], rightPart = a[7];

   239     

   240     //alert(a + '\n' + [a[0], leftpart, pPad, pJustify, pMinLength, pPrecision);

   241 

   242     numMatches++;

   243     if (pType == '%')

   244     {

   245       subst = '%';

   246     }

   247     else

   248     {

   249       numSubstitutions++;

   250       if (numSubstitutions >= arguments.length)

   251       {

   252         alert('Error! Not enough function arguments (' + (arguments.length - 1) + ', excluding the string)\nfor the number of substitution parameters in string (' + numSubstitutions + ' so far).');

   253       }

   254       var param = arguments[numSubstitutions];

   255       var pad = '';

   256              if (pPad && pPad.substr(0,1) == "'") pad = leftpart.substr(1,1);

   257         else if (pPad) pad = pPad;

   258       var justifyRight = true;

   259              if (pJustify && pJustify === "-") justifyRight = false;

   260       var minLength = -1;

   261              if (pMinLength) minLength = parseInt(pMinLength);

   262       var precision = -1;

   263              if (pPrecision && pType == 'f') precision = parseInt(pPrecision.substring(1));

   264       var subst = param;

   265              if (pType == 'b') subst = parseInt(param).toString(2);

   266         else if (pType == 'c') subst = String.fromCharCode(parseInt(param));

   267         else if (pType == 'd') subst = parseInt(param) ? parseInt(param) : 0;

   268         else if (pType == 'u') subst = Math.abs(param);

   269         else if (pType == 'f') subst = (precision > -1) ? Math.round(parseFloat(param) * Math.pow(10, precision)) / Math.pow(10, precision): parseFloat(param);

   270         else if (pType == 'o') subst = parseInt(param).toString(8);

   271         else if (pType == 's') subst = param;

   272         else if (pType == 'x') subst = ('' + parseInt(param).toString(16)).toLowerCase();

   273         else if (pType == 'X') subst = ('' + parseInt(param).toString(16)).toUpperCase();

   274     }

   275     str = leftpart + subst + rightPart;

   276   }

   277   return str;

   278 }

   279 

   280 /**

   281  * Insert a DOM object _after_ the specified child.

   282  * @param object Parent node

   283  * @param object Node to insert

   284  * @param object Node to insert after

   285  */

   286 

   287 function insertAfter(parent, baby, bigsister)

   288 {

   289   try

   290   {

   291     if ( parent.childNodes[parent.childNodes.length-1] == bigsister )

   292       parent.appendChild(baby);

   293     else

   294       parent.insertBefore(baby, bigsister.nextSibling);

   295   }

   296   catch(e)

   297   {

   298     alert(e.toString());

   299     if ( window.console )

   300     {

   301       // Firebug support

   302       window.console.warn(e);

   303     }

   304   }

   305 }

   306 

   307 /**

   308  * Validates an e-mail address.

   309  * @param string E-mail address

   310  * @return bool

   311  */

   312 

   313 function validateEmail(email)

   314 {

   315   return ( email.match(/^(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:(?:[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff])|"[^\\\x80-\xff\n\015"]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015"]*)*")[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:\.[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff])|"[^\\\x80-\xff\n\015"]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015"]*)*")[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*)*@[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff])|\[(?:[^\\\x80-\xff\n\015\[\]]|\\[^\x80-\xff])*\])[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:\.[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff])|\[(?:[^\\\x80-\xff\n\015\[\]]|\\[^\x80-\xff])*\])[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*)*|(?:[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff])|"[^\\\x80-\xff\n\015"]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015"]*)*")[^()<>@,;:".\\\[\]\x80-\xff\000-\010\012-\037]*(?:(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)|"[^\\\x80-\xff\n\015"]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015"]*)*")[^()<>@,;:".\\\[\]\x80-\xff\000-\010\012-\037]*)*<[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:@[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff])|\[(?:[^\\\x80-\xff\n\015\[\]]|\\[^\x80-\xff])*\])[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:\.[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff])|\[(?:[^\\\x80-\xff\n\015\[\]]|\\[^\x80-\xff])*\])[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*)*(?:,[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*@[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff])|\[(?:[^\\\x80-\xff\n\015\[\]]|\\[^\x80-\xff])*\])[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:\.[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff])|\[(?:[^\\\x80-\xff\n\015\[\]]|\\[^\x80-\xff])*\])[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*)*)*:[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*)?(?:[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff])|"[^\\\x80-\xff\n\015"]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015"]*)*")[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:\.[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff])|"[^\\\x80-\xff\n\015"]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015"]*)*")[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*)*@[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff])|\[(?:[^\\\x80-\xff\n\015\[\]]|\\[^\x80-\xff])*\])[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:\.[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*(?:[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff])|\[(?:[^\\\x80-\xff\n\015\[\]]|\\[^\x80-\xff])*\])[\040\t]*(?:\([^\\\x80-\xff\n\015()]*(?:(?:\\[^\x80-\xff]|\([^\\\x80-\xff\n\015()]*(?:\\[^\x80-\xff][^\\\x80-\xff\n\015()]*)*\))[^\\\x80-\xff\n\015()]*)*\)[\040\t]*)*)*>)$/) ) ? true : false;

   316 }

   317 

   318 /**

   319  * Validates a username.

   320  * @param string Username to test

   321  * @return bool

   322  */

   323 

   324 function validateUsername(username)

   325 {

   326   var regex = new RegExp('^[^<>&\?\'"%\n\r/]+$', '');

   327   return ( username.match(regex) ) ? true : false;

   328 }

   329 

   330 /**

   331  * Equivalent of PHP's time()

   332  * @return int

   333  */

   334 

   335 function unix_time()

   336 {

   337   return parseInt((new Date()).getTime()/1000);

   338 }

   339 

   340 /*

   341  * Utility functions, moved from windows.js

   342  */

   343  

   344 // getElementWidth() and getElementHeight()

   345 // Source: http://www.aspandjavascript.co.uk/javascript/javascript_api/get_element_width_height.asp

   346 

   347 function getElementHeight(Elem) {

   348   if (ns4) 

   349   {

   350     var elem = getObjNN4(document, Elem);

   351     return elem.clip.height;

   352   } 

   353   else

   354   {

   355     if(document.getElementById) 

   356     {

   357       var elem = document.getElementById(Elem);

   358     }

   359     else if (document.all)

   360     {

   361       var elem = document.all[Elem];

   362     }

   363     if (op5) 

   364     { 

   365       xPos = elem.style.pixelHeight;

   366     }

   367     else

   368     {

   369       xPos = elem.offsetHeight;

   370     }

   371     return xPos;

   372   } 

   373 }

   374 

   375 function getElementWidth(Elem) {

   376   if (ns4) {

   377     var elem = getObjNN4(document, Elem);

   378     return elem.clip.width;

   379   } else {

   380     if(document.getElementById) {

   381       var elem = document.getElementById(Elem);

   382     } else if (document.all){

   383       var elem = document.all[Elem];

   384     }

   385     if (op5) {

   386       xPos = elem.style.pixelWidth;

   387     } else {

   388       xPos = elem.offsetWidth;

   389     }

   390     return xPos;

   391   }

   392 }

   393 

   394 function getHeight() {

   395   var myHeight = 0;

   396   if( typeof( window.innerWidth ) == 'number' ) {

   397     myHeight = window.innerHeight;

   398   } else if( document.documentElement &&

   399       ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {

   400     myHeight = document.documentElement.clientHeight;

   401   } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {

   402     myHeight = document.body.clientHeight;

   403   }

   404   return myHeight;

   405 }

   406 

   407 function getWidth() {

   408   var myWidth = 0;

   409   if( typeof( window.innerWidth ) == 'number' ) {

   410     myWidth = window.innerWidth;

   411   } else if( document.documentElement &&

   412       ( document.documentElement.clientWidth || document.documentElement.clientWidth ) ) {

   413     myWidth = document.documentElement.clientWidth;

   414   } else if( document.body && ( document.body.clientWidth || document.body.clientWidth ) ) {

   415     myWidth = document.body.clientWidth;

   416   }

   417   return myWidth;

   418 }

   419 

   420 /**

   421  * Sanitizes a page URL string so that it can safely be stored in the database.

   422  * @param string Page ID to sanitize

   423  * @return string Cleaned text

   424  */

   425 

   426 function sanitize_page_id(page_id)

   427 {

   428   // Remove character escapes

   429   page_id = dirtify_page_id(page_id);

   430 

   431   var regex = new RegExp('[A-Za-z0-9\\[\\]\./:;\(\)@_-]', 'g');

   432   pid_clean = page_id.replace(regex, 'X');

   433   var pid_dirty = [];

   434   for ( var i = 0; i < pid_clean.length; i++ )

   435     pid_dirty[i] = pid_clean.substr(i, 1);

   436 

   437   for ( var i = 0; i < pid_dirty.length; i++ )

   438   {

   439     var chr = pid_dirty[i];

   440     if ( chr == 'X' )

   441       continue;

   442     var cid = chr.charCodeAt(0);

   443     cid = cid.toString(16).toUpperCase();

   444     if ( cid.length < 2 )

   445     {

   446       cid = '0' + cid;

   447     }

   448     pid_dirty[i] = "." + cid;

   449   }

   450   

   451   var pid_chars = [];

   452   for ( var i = 0; i < page_id.length; i++ )

   453     pid_chars[i] = page_id.substr(i, 1);

   454   

   455   var page_id_cleaned = '';

   456 

   457   for ( var id in pid_chars )

   458   {

   459     var chr = pid_chars[id];

   460     if ( pid_dirty[id] == 'X' )

   461       page_id_cleaned += chr;

   462     else

   463       page_id_cleaned += pid_dirty[id];

   464   }

   465   

   466   return page_id_cleaned;

   467 }

   468 

   469 /**

   470  * Removes character escapes in a page ID string

   471  * @param string Page ID string to dirty up

   472  * @return string

   473  */

   474 

   475 function dirtify_page_id(page_id)

   476 {

   477   // First, replace spaces with underscores

   478   page_id = page_id.replace(/ /g, '_');

   479 

   480   var matches = page_id.match(/\.[A-Fa-f0-9][A-Fa-f0-9]/g);

   481   

   482   if ( matches != null )

   483   {

   484     for ( var i = 0; i < matches.length; i++ )

   485     {

   486       var match = matches[i];

   487       var byt = (match.substr(1)).toUpperCase();

   488       var code = eval("0x" + byt);

   489       var regex = new RegExp('\\.' + byt, 'g');

   490       page_id = page_id.replace(regex, String.fromCharCode(code));

   491     }

   492   }

   493   

   494   return page_id;

   495 }

   496 

   497 /*

   498  * Expandable fieldsets

   499  */

   500 

   501 var expander_onload = function()

   502 {

   503   var sets = document.getElementsByTagName('fieldset');

   504   if ( sets.length < 1 )

   505     return false;

   506   var init_us = [];

   507   for ( var index = 0; index < sets.length; index++ )

   508   {

   509     var mode = sets[index].getAttribute('enano:expand');

   510     if ( mode == 'closed' || mode == 'open' )

   511     {

   512       init_us.push(sets[index]);

   513     }

   514   }

   515   for ( var k = 0; k < init_us.length; k++ )

   516   {

   517     expander_init_element(init_us[k]);

   518   }

   519 }

   520 

   521 function expander_init_element(el)

   522 {

   523   // get the legend tag

   524   var legend = el.getElementsByTagName('legend')[0];

   525   if ( !legend )

   526     return false;

   527   // existing content

   528   var existing_inner = legend.innerHTML;

   529   // blank the innerHTML and replace it with a link

   530   legend.innerHTML = '';

   531   var button = document.createElement('a');

   532   button.className = 'expander expander-open';

   533   button.innerHTML = existing_inner;

   534   button.href = '#';

   535   

   536   legend.appendChild(button);

   537   

   538   button.onclick = function()

   539   {

   540     try

   541     {

   542       expander_handle_click(this);

   543     }

   544     catch(e)

   545     {

   546       console.debug('Exception caught: ', e);

   547     }

   548     return false;

   549   }

   550   

   551   if ( el.getAttribute('enano:expand') == 'closed' )

   552   {

   553     expander_close(el);

   554   }

   555 }

   556 

   557 function expander_handle_click(el)

   558 {

   559   if ( el.parentNode.parentNode.tagName != 'FIELDSET' )

   560     return false;

   561   var parent = el.parentNode.parentNode;

   562   if ( parent.getAttribute('enano:expand') == 'closed' )

   563   {

   564     expander_open(parent);

   565   }

   566   else

   567   {

   568     expander_close(parent);

   569   }

   570 }

   571 

   572 function expander_close(el)

   573 {

   574   var children = el.childNodes;

   575   for ( var i = 0; i < children.length; i++ )

   576   {

   577     var child = children[i];

   578     if ( child.tagName == 'LEGEND' )

   579     {

   580       var a = child.getElementsByTagName('a')[0];

   581       $(a).rmClass('expander-open');

   582       $(a).addClass('expander-closed');

   583       continue;

   584     }

   585     if ( child.style )

   586     {

   587       child.expander_meta_old_state = child.style.display;

   588       child.style.display = 'none';

   589     }

   590   }

   591   el.expander_meta_padbak = el.style.padding;

   592   el.setAttribute('enano:expand', 'closed');

   593 }

   594 

   595 function expander_open(el)

   596 {

   597   var children = el.childNodes;

   598   for ( var i = 0; i < children.length; i++ )

   599   {

   600     var child = children[i];

   601     if ( child.tagName == 'LEGEND' )

   602     {

   603       var a = child.getElementsByTagName('a')[0];

   604       $(a).rmClass('expander-closed');

   605       $(a).addClass('expander-open');

   606       continue;

   607     }

   608     if ( child.expander_meta_old_state && child.style )

   609     {

   610       child.style.display = child.expander_meta_old_state;

   611       child.expander_meta_old_state = null;

   612     }

   613     else

   614     {

   615       if ( child.style )

   616       {

   617         child.style.display = null;

   618       }

   619     }

   620   }

   621   if ( el.expander_meta_padbak )

   622   {

   623     el.style.padding = el.expander_meta_padbak;

   624     el.expander_meta_padbak = null;

   625   }

   626   else

   627   {

   628     el.style.padding = null;

   629   }

   630   el.setAttribute('enano:expand', 'open');

   631 }

   632 

   633 /**

   634  * Equivalent to PHP's explode function.

   635  */

   636 

   637 function explode(needle, haystack)

   638 {

   639   return haystack.split(needle);

   640 }

   641 

   642 /**

   643  * Equivalent to PHP's in_array function.

   644  */

   645 

   646 function in_array(needle, haystack)

   647 {

   648   for(var i in haystack)

   649   {

   650     if(haystack[i] == needle) return i;

   651   }

   652   return false;

   653 }

   654 

   655 addOnloadHook(expander_onload);