addEvent(window, "load", sortables_init);

var SORT_COLUMN_INDEX;

// Find all tables with class sortable and make them sortable
function sortables_init()
{
    if (!document.getElementsByTagName) return;
    var tbls = document.getElementsByTagName("table");
    var num_rows;
    
    for (var ti=0;ti<(num_rows=tbls.length);ti++)
    {
        var thisTbl = tbls[ti];
        if (((' '+thisTbl.className+' ').indexOf("sortable") != -1) && (thisTbl.id)) {
            //initTable(thisTbl.id);
            ts_makeSortable(thisTbl);
        }
    }
}

function ts_makeSortable(table)
{    
    if (table.rows && table.rows.length > 0)
    {
        // firstRow is header, second row is content
        var firstRow = table.rows[0];
        var secondRow = table.rows[1];
        var num_rows = table.rows.length;
        var num_cells = firstRow.cells.length;
    }
    
    // We have a first row: assume it's the header, and make its contents clickable links
    for (var i=0;i<num_cells;i++)
    {
        var cell_header = firstRow.cells[i];
        var txt = ts_getInnerText(cell_header);        
        var itm = ts_getInnerText(secondRow.cells[i]);
        
        // Determine the sort function to use for this column, default is string
        var sortfn = 'ts_sort_caseinsensitive';
        
        if (itm.indexOf('Never Logged In') > -1)
        {
            for (var j=2; j<num_rows; j++)
            {
                if (ts_getInnerText(table.rows[j].cells[i]) !== 'Never Logged In')
                {
                    itm = ts_getInnerText(table.rows[j].cells[i]);
                    break;
                }
            }
        }
        
        if (itm.indexOf('N/A') > -1)
        {
            for (var j=2; j<num_rows; j++)
            {
                if (ts_getInnerText(table.rows[j].cells[i]) !== 'N/A')
                {
                    itm = ts_getInnerText(table.rows[j].cells[i]);
                    break;
                }
            }
        }
        
        // All Azima dates currently contain a /, only run regex if found
        if (itm.indexOf('/') > -1)
        {
            // 02/04/2006 22:33:16 ... 20 and seconds are optional
            if (itm.match('[0-1][0-9]/[0-3][0-9]/[0-9]{2}([0-9]{2})? [0-2][0-9]:[0-9]{2}(:[0-9]{2})?')) { sortfn = 'ts_sort_mmddyyhhiiss'; }
            // 02/04/2006 ... 20 is optional
            if (itm.match('[0-1][0-9]/[0-3][0-9]/([0-9]{2})?[0-9]{2}')) { sortfn = 'ts_sort_date'; }
        }
        // Look for numbers or Azima custom
        else
        {
            // if (itm.match(/^[£$]/)) sortfn = ts_sort_currency;
            if (itm.match('^[-0-9.]+$')) { sortfn = 'ts_sort_numeric'; }
            // - Azima - custom sort catches
            //if (itm.match('([0-9]+y )?([0-9]+w )?([0-9]+d )?([0-9]+h )?[0-9]+m')) { sortfn = 'ts_sort_failstring'; }
            // Using previous column because its the same content and failstring wasnt working
            if (itm.match('([0-9]+y )?([0-9]+w )?([0-9]+d )?([0-9]+h )?[0-9]+m'))
            {
                cell_header.innerHTML = '<a href="#" class="sortheader" '+ 
        'onclick="ts_resortTable(this, '+parseInt(i-1)+', ts_sort_date);return false;">' + 
        txt+'<span class="sortarrow"></span></a>';
                continue;
            }
        }
            
        cell_header.innerHTML = '<a href="#" class="sortheader" '+ 
        'onclick="ts_resortTable(this, '+i+', '+sortfn+');return false;">' + 
        txt+'<span class="sortarrow" sortdir="down"></span></a>';
    }
}

function ts_getInnerText(el) {
	if (typeof el == "string") return el;
	if (typeof el == "undefined") { return '' };
	if (el.innerText) return el.innerText;	//Not needed but it is faster
	var str = "";
	
	var cs = el.childNodes;
	var l = cs.length;
	for (var i = 0; i < l; i++) {
		switch (cs[i].nodeType) {
			case 1: //ELEMENT_NODE
				str += ts_getInnerText(cs[i]);
				break;
			case 3:	//TEXT_NODE
				str += cs[i].nodeValue;
				break;
		}
	}
	return str;
}

function ts_resortTable(lnk,clid,sortfn) {
    var num_childs = lnk.childNodes.length;
    var num_rows;
        
    for (var ci=0;ci<num_childs;ci++)
    {
        if (lnk.childNodes[ci].tagName && lnk.childNodes[ci].tagName.toLowerCase() == 'span')
            var span = lnk.childNodes[ci];
    }
    var spantext = ts_getInnerText(span);

    var td = lnk.parentNode;
    var column = clid || td.cellIndex;
    var table = getParent(td,'TABLE');
    
    SORT_COLUMN_INDEX = column;
    
    var firstRow = new Array();
    var newRows = new Array();
    for (var i=0; i<(num_rows = table.rows[0].length); i++) { firstRow.push(table.rows[0][i]); }
    for (var j=1; j<(num_rows = table.rows.length); j++) { newRows.push(table.rows[j]); }
    
    newRows.sort(sortfn);

    if (span.getAttribute("sortdir") == 'down') {
        ARROW = '';
        newRows.reverse();
        span.setAttribute('sortdir','up');
    } else {
        ARROW = '';
        span.setAttribute('sortdir','down');
    }
    
    var tb = table.tBodies[0];
    for (var i=0;i<(num_rows = newRows.length);i++) {tb.appendChild(newRows[i]);}
        
    span.innerHTML = ARROW;
    
    // Now even everything out except headers
    for (i = 1; i < table.rows.length; i++)
    {
        if ( (i % 2) != 0)
        {
            table.rows[i].className = '';
            table.rows[i].onmouseover = function() { this.style.backgroundColor='#FFFFDF'; };
            table.rows[i].onmouseout = function() { this.style.backgroundColor=''; };
        }
        else
        {
            table.rows[i].className = 'even';
            table.rows[i].onmouseover = function() { this.className='';this.style.backgroundColor='#FFFFDF'; };
            table.rows[i].onmouseout = function() { this.style.backgroundColor='';this.className='even'; } ;
        }
    }

}

function getParent(el, pTagName) {
	if (el == null) return null;
	else if (el.nodeType == 1 && el.tagName.toLowerCase() == pTagName.toLowerCase())	// Gecko bug, supposed to be uppercase
		return el;
	else
		return getParent(el.parentNode, pTagName);
}

/**
* PLUGIN - Azima - used to sort strings like 1Y 1w 5d meaning 1Year 1week 5days
*/
// Note: This wasn't working so I set column to use other column as sort
function ts_sort_failstring(a,b)
{
	multiHash = new Array(5)
	multiHash['m'] = 60;
	multiHash['h'] = 60*60;
	multiHash['d'] = 60*60*24;
	multiHash['w'] = 60*60*24*7;
	multiHash['y'] = 60*60*24*365;
	
	var aa = ts_getInnerText(a.cells[SORT_COLUMN_INDEX]);
	var bb = ts_getInnerText(b.cells[SORT_COLUMN_INDEX]);
	
	numsaa = aa.split(' ');
	numsbb = bb.split(' ');
	
	tm1 = 0;
	tm2 = 0;
	//sum = 'Starting with A:'+numsaa+' and B:'+numsbb+"\n";
	
	for (var index in numsaa)
	{
	    var t = parseInt(numsaa[index].replace(/[ywdhm ]/,''));
		
		if (isNaN(t) == false)
		{
			//sum += "Found number "+t+ "\n"
			var type = numsaa[index].replace(/\d+/,'')
			//sum += "Multiplying by "+type+ "\n"
			total = t * parseInt(multiHash[type])
			//sum += "Total of "+total+ "\n"
			tm1 += total;
			//sum += "Total Total now "+tm1+ "\n"
		}
	}
	
	for (var index in numsbb)
	{
	    var t = parseInt(numsbb[index].replace(/[ywdhm]/,''))
		if (isNaN(t) == false)
		{
			//sum += "Found number "+t+ "\n"
			var type = numsbb[index].replace(/\d+/,'')
			//sum += "Multiplying by "+type+ "\n"
			total = t * parseInt(multiHash[type])
			//sum += "Total of "+total+ "\n"
			tm2 += total;
			//sum += "Total Total now "+tm1+ "\n"
		}
	}
	
	//aa = aa.replace(/[hdmyw]+ ?/g,'');
	//bb = bb.replace(/[hdmyw]+ ?/g,'');
	
	//alert(sum)
	return parseFloat(tm1) - parseFloat(tm2);
	
}
/**
* PLUGIN - Azima  - sort by mm/dd/yyyy hh:ii:ss
**/
function ts_sort_mmddyyhhiiss(a,b)
{
	//Get the two values
	aa = ts_getInnerText(a.cells[SORT_COLUMN_INDEX]);
  bb = ts_getInnerText(b.cells[SORT_COLUMN_INDEX]);
  
  //create numbers from them
  dt1 = aa.substr(6,4)+aa.substr(0,2)+aa.substr(3,2)+aa.substr(11,2)+aa.substr(14,2)+aa.substr(17,2)
  dt2 = bb.substr(6,4)+bb.substr(0,2)+bb.substr(3,2)+bb.substr(11,2)+bb.substr(14,2)+bb.substr(17,2)
  
  dt1 = (isNaN(dt1)) ? '0' : dt1;
  dt2 = (isNaN(dt2)) ? '0' : dt2;
  
  
  if (dt1==dt2) return 0;
  if (dt1<dt2) return -1;
  
  return 1;
  
  return parseInt(dt1) - parseInt(dt2);
}

function ts_sort_date(a,b) {
    // y2k notes: two digit years less than 50 are treated as 20XX, greater than 50 are treated as 19XX
    aa = ts_getInnerText(a.cells[SORT_COLUMN_INDEX]);
    bb = ts_getInnerText(b.cells[SORT_COLUMN_INDEX]);
    
    if (aa.length == 10)
    {
        dt1 = aa.substr(6,4)+aa.substr(0,2)+aa.substr(3,2);
        dt2 = bb.substr(6,4)+bb.substr(0,2)+bb.substr(3,2);
    }
    else if (aa.length == 19)
    {
        dt1 = '20'+aa.substr(6,4)+aa.substr(0,2)+aa.substr(3,2)+aa.substr(11,8);
        dt2 = '20'+bb.substr(6,4)+bb.substr(0,2)+bb.substr(3,2)+bb.substr(11,8);
    }
    else
    {
        dt1 = '20'+aa.substr(6,2)+aa.substr(0,2)+aa.substr(3,2);
        dt2 = '20'+bb.substr(6,2)+bb.substr(0,2)+bb.substr(3,2);
    }
    
    if (dt1==dt2) return 0;
    if (dt1<dt2) return -1;
    return 1;
}

function ts_sort_currency(a,b) { 
    aa = ts_getInnerText(a.cells[SORT_COLUMN_INDEX]).replace(/[^0-9.]/g,'');
    bb = ts_getInnerText(b.cells[SORT_COLUMN_INDEX]).replace(/[^0-9.]/g,'');
    return parseFloat(aa) - parseFloat(bb);
}

function ts_sort_numeric(a,b) { 
    aa = parseFloat(ts_getInnerText(a.cells[SORT_COLUMN_INDEX]));
    if (isNaN(aa)) aa = 0;
    bb = parseFloat(ts_getInnerText(b.cells[SORT_COLUMN_INDEX])); 
    if (isNaN(bb)) bb = 0;
    return aa-bb;
}

function ts_sort_caseinsensitive(a,b) {
    aa = ts_getInnerText(a.cells[SORT_COLUMN_INDEX]).toLowerCase();
    bb = ts_getInnerText(b.cells[SORT_COLUMN_INDEX]).toLowerCase();
    if (aa==bb) return 0;
    if (aa<bb) return -1;
    return 1;
}

function ts_sort_default(a,b) {
    aa = ts_getInnerText(a.cells[SORT_COLUMN_INDEX]);
    bb = ts_getInnerText(b.cells[SORT_COLUMN_INDEX]);
    if (aa==bb) return 0;
    if (aa<bb) return -1;
    return 1;
}


function addEvent(elm, evType, fn, useCapture)
// addEvent and removeEvent
// cross-browser event handling for IE5+,  NS6 and Mozilla
// By Scott Andrew
{
  if (elm.addEventListener){
    elm.addEventListener(evType, fn, useCapture);
    return true;
  } else if (elm.attachEvent){
    var r = elm.attachEvent("on"+evType, fn);
    return r;
  } else {
    alert("Handler could not be removed");
  }
}