SortedTable=function(id){
this.table=null;
if(!document.getElementById||!document.getElementsByTagName)return false;
if(id)this.init(document.getElementById(id));
else this.init(this.findTable());
this.prep();
if(!id&&this.findTable())new SortedTable();
}
SortedTable.tables=new Array();
SortedTable.move=function(d,elm){
var st=SortedTable.getSortedTable(elm);
if(st)st.move(d,elm);
}
SortedTable.moveSelected=function(d,elm){
var st=SortedTable.getSortedTable(elm);
if(st)st.move(d);
}
SortedTable.findParent=function(elm,tag){
while(elm&&elm.tagName&&elm.tagName.toLowerCase()!=tag)elm=elm.parentNode;
return elm;
}
SortedTable.getEventElement=function(e){
if(!e)e=window.event;
return(e.target)?e.target:e.srcElement;
}
SortedTable.getSortedTable=function(elm){
elm=SortedTable.findParent(elm,'table');
for(var i=0;i<SortedTable.tables.length;i++){
var t=SortedTable.tables[i].table;
if(t==elm)return SortedTable.tables[i];
}
return null;
}
SortedTable.gecko=(navigator.product=="Gecko");
SortedTable.removeBeforeSort=SortedTable.gecko;
SortedTable.prototype={
init:function(elm){
if(!elm)return false;
this.table=elm;
this.head=elm.getElementsByTagName('thead')[0];
this.body=elm.getElementsByTagName('tbody')[0];
this.foot=elm.getElementsByTagName('tfoot')[0];
if(this.hasClass(this.table,'regroup'))this.regroup();
this.elements=this.body.getElementsByTagName('tr');
this.allowMultiple=true;
this.allowDeselect=true;
this.parseCols();
this.selectedElements=new Array();
},
findTable:function(){
var elms=document.getElementsByTagName('table');
for(var i=0;i<elms.length;i++){
if(this.hasClass(elms[i],'sorted')&&!SortedTable.getSortedTable(elms[i]))return elms[i];
}
return null;
},
parseCols:function(){
if(!this.table)return;
this.cols=new Array();
var ths=this.head.getElementsByTagName('th');
for(var i=0;i<ths.length;i++){
this.cols[ths[i].id]=new Array();
}
for(var i=0;i<this.elements.length;i++){
var tds=this.elements[i].getElementsByTagName('td');
for(var j=0;j<tds.length;j++){
var headers=tds[j].headers.split(' ');
for(var k=0;k<headers.length;k++){
if(this.cols[headers[k]])this.cols[headers[k]].push(tds[j]);
}
}
}
},
prep:function(){
if(!this.table||SortedTable.getSortedTable(this.table))return;
this.register();
this.prepBody();
this.prepHeader();
},
register:function(){
SortedTable.tables.push(this);
},
regroup:function(){
var tbs=this.table.getElementsByTagName('tbody');
for(var i=tbs.length-1;i>0;i--){
var trs=tbs[i].getElementsByTagName('tr');
for(var j=trs.length-1;j>=0;j--){
this.body.appendChild(trs[j]);
}
this.table.removeChild(tbs[i]);
}
},
trim:function(str){
while(str.substr(0,1)==' ')str=str.substr(1);
while(str.substr(str.length-1,1)==' ')str=str.substr(0,str.length-1);
return str;
},
hasClass:function(elm,findclass){
if(!elm)return null;
return(' '+elm.className+' ').indexOf(' '+findclass+' ')+1;
},
changeClass:function(elm,oldclass,newclass){
if(!elm)return null;
var c=elm.className.split(' ');
for(var i=0;i<c.length;i++){
c[i]=this.trim(c[i]);
if(c[i]==oldclass||c[i]==newclass||c[i]=='')c.splice(i,1);
}
c.push(newclass);
elm.className=this.trim(c.join(' '));
},
elementIndex:function(elm){
for(var i=0;i<this.elements.length;i++){
if(this.elements[i]==elm)return i;
}
return-1;
},
findParent:SortedTable.findParent,
callBodyHover:function(e){
var elm=SortedTable.getEventElement(e);
var st=SortedTable.getSortedTable(elm);
if(!st)return false;
if(typeof(st.onbodyhover)=='function')st.onbodyhover(elm,e);
var elm=st.findParent(elm,'tr');
if(e.type=='mouseover')st.changeClass(elm,'','hover');
else if(e.type=='mouseout')st.changeClass(elm,'hover','');
return false;
},
callBodyClick:function(e){
var elm=SortedTable.getEventElement(e);
var st=SortedTable.getSortedTable(elm);
if(!st)return false;
if(typeof(st.onbodyclick)=='function')st.onbodyclick(elm,e);
var elm=st.findParent(elm,'tr');
if(e.shiftKey&&st.allowMultiple)st.selectRange(elm);
else{
if(st.selected(elm)){
if(st.allowDeselect)st.deselect(elm);
}else{
if(!e.ctrlKey||!st.allowMultiple)st.cleanselect();
st.select(elm);
}
}
return false;
},
callBodyDblClick:function(e){
var elm=SortedTable.getEventElement(e);
var st=SortedTable.getSortedTable(elm);
if(!st)return false;
if(typeof(st.onbodydblclick)=='function')st.onbodydblclick(elm,e);
return false;
},
callHeadHover:function(e){
var elm=SortedTable.getEventElement(e);
var st=SortedTable.getSortedTable(elm);
if(!st)return false;
if(typeof(st.onheadhover)=='function')st.onheadhover(elm,e);
return false;
},
callHeadClick:function(e){
var elm=SortedTable.getEventElement(e);
var st=SortedTable.getSortedTable(elm);
if(!st)return false;
if(typeof(st.onheadclick)=='function')st.onheadclick(elm,e);
var elm=st.findParent(elm,'th');
st.resort(elm);
return false;
},
callHeadDblClick:function(e){
var elm=SortedTable.getEventElement(e);
var st=SortedTable.getSortedTable(elm);
if(!st)return false;
if(typeof(st.onheaddblclick)=='function')st.onheaddblclick(elm,e);
return false;
},
prepHeader:function(){
var ths=this.head.getElementsByTagName('th');
for(var i=0;i<ths.length;i++){
if(this.hasClass(ths[i],'nosort'))continue;
ths[i].style.cursor='pointer';
addEvent(ths[i],'click',this.callHeadClick);
addEvent(ths[i],'dblclick',this.callHeadDblClick);
addEvent(ths[i],'mouseover',this.callHeadHover);
addEvent(ths[i],'mouseout',this.callHeadHover);
if(this.hasClass(ths[i],'sortedplus')||this.hasClass(ths[i],'sortedminus'))this.sort(ths[i]);
}
},
prepBody:function(){
var elm=this.body.lastChild;
var pelm;
while(elm){
pelm=elm.previousSibling;
if(elm.nodeType!=1)this.body.removeChild(elm);
elm=pelm;
}
var trs=this.body.getElementsByTagName('tr');
for(var i=0;i<trs.length;i++){
trs[i].style.cursor='pointer';
addEvent(trs[i],'click',this.callBodyClick);
addEvent(trs[i],'dblclick',this.callBodyDblClick);
addEvent(trs[i],'mouseover',this.callBodyHover);
addEvent(trs[i],'mouseout',this.callBodyHover);
}
},
selected:function(elm){
return this.hasClass(elm,'selrow');
},
select:function(elm){
this.changeClass(elm,'','selrow');
this.selectedElements.push(elm);
if(typeof(this.onselect)=='function')this.onselect(elm);
},
deselect:function(elm){
this.changeClass(elm,'selrow','');
for(var i=0;i<this.selectedElements.length;i++){
if(this.selectedElements[i]==elm)this.selectedElements.splice(i,1);
}
if(typeof(this.ondeselect)=='function')this.ondeselect(elm);
},
selectRange:function(elm1){
if(this.selectedElements.length==0){
this.select(elm1);
return false;
}
var elm0=this.selectedElements[this.selectedElements.length-1];
var d=(this.elementIndex(elm0)<this.elementIndex(elm1));
var elm=elm0;
if(this.selected(elm1)){if(this.selected(elm0))this.deselect(elm0);}
else{if(!this.selected(elm0))this.select(elm0);}
do{
elm=(d)?elm.nextSibling:elm.previousSibling;
if(this.selected(elm))this.deselect(elm);
else this.select(elm);
}while(elm!=elm1);
return true;
},
cleanselect:function(){
for(var i=0;i<this.elements.length;i++){
if(this.selected(this.elements[i]))this.deselect(this.elements[i]);
}
this.selectedElements=new Array();
},
compareSmart:function(v1,v2){
v1=(v1)?v1.split(' '):[];
v2=(v2)?v2.split(' '):[];
l=Math.max(v1.length,v2.length);
var r=0;
for(var i=0;i<l;i++){
if(v1[i]==v2[i])continue;
if(!v1[i])v1[i]="";
if(!v2[i])v2[i]="";
if(!isNaN(parseFloat(v1[i])))v1[i]=parseFloat(v1[i]);
if(!isNaN(parseFloat(v2[i])))v2[i]=parseFloat(v2[i]);
if(isNaN(v1[i])&&!isNaN(v2[i]))return 1;
else if(!isNaN(v1[i])&&isNaN(v2[i]))return-1;
else if(v1[i]>v2[i])return 1;
else if(v1[i]<v2[i])return-1;
}
return 0;
},
compare:function(v1,v2,st){
var st=(!st)?SortedTable.getSortedTable(v1):st;
if(v1==null||v2==null)return 0;
var axis=v1.axis.toLowerCase();
var v1s=(v1.title)?v1.title:(v1.innerHTML)?v1.innerHTML:'';
var v2s=(v2.title)?v2.title:(v2.innerHTML)?v2.innerHTML:'';
if(axis=='string'){
return st.compareSmart(v1s.toLowerCase(),v2s.toLowerCase());
}else if(axis=='sstring'){
return st.compareSmart(v1s,v2s);
}else if(axis=='number'){
v1=parseFloat(v1s);
if(isNaN(v1))v1=Infinity;
v2=parseFloat(v2s);
if(isNaN(v2))v2=Infinity;
}else{
v1=(v1s!='')?v1s:v1;
v2=(v2s!='')?v2s:v2;
}
if(v1==null||v2==null)return 0;
else if(v1>v2)return 1
else if(v1<v2)return-1;
return 0;
},
findSort:function(){
var ths=this.head.getElementsByTagName('th');
for(var i=0;i<ths.length;i++){
if(this.hasClass(ths[i],'sortedminus')||this.hasClass(ths[i],'sortedplus'))return ths[i];
}
return null;
},
sort:function(elm,reverseonly){
var st=this;
var comparator=function(v1,v2){
return st.compare(v1,v2,st);
}
if(!elm)elm=this.findSort();
if(!elm)return false;
var col=this.cols[elm.id];
if(!reverseonly)col.sort(comparator);
if(this.hasClass(elm,'sortedminus')||reverseonly)col.reverse();
var b_sibling,b_parent;
if(SortedTable.removeBeforeSort){
b_sibling=this.body.nextSibling;
b_parent=this.body.parentNode;
b_parent.removeChild(this.body);
}
for(var i=0;i<col.length;i++){
this.body.appendChild(this.findParent(col[i],'tr'));
}
if(SortedTable.removeBeforeSort){
b_parent.insertBefore(this.body,b_sibling);
}
if(typeof(this.onsort)=='function')this.onsort(elm);
},
resort:function(elm){
if(!elm)return false;
this.cleansort(elm);
var reverseonly=false;
if(this.hasClass(elm,'sortedplus')){
this.changeClass(elm,'sortedplus','sortedminus');
reverseonly=true;
}else if(this.hasClass(elm,'sortedminus')){
this.changeClass(elm,'sortedminus','sortedplus');
reverseonly=true;
}else{
this.changeClass(elm,'sortedminus','sortedplus');
}
this.sort(elm,reverseonly);
},
cleansort:function(except){
var ths=this.head.getElementsByTagName('th');
for(var i=0;i<ths.length;i++){
if(ths[i]==except)continue;
if(this.hasClass(ths[i],'sortedminus'))this.changeClass(ths[i],'sortedminus','');
else if(this.hasClass(ths[i],'sortedplus'))this.changeClass(ths[i],'sortedplus','');
}
},
compareindex:function(v1,v2){
var st=SortedTable.getSortedTable(v1);
if(!st)return 0;
v1=st.elementIndex(v1);
v2=st.elementIndex(v2);
if(v1==null||v2==null)return 0;
else if(v1<v2)return 1
else if(v2<v1)return-1;
return 0;
},
move:function(d,elm){
if(elm)this.moverow(d,elm);
else{
var m=true;
for(var i=0;i<this.selectedElements.length;i++){
if(!this.canMove(d,this.selectedElements[i]))m=false;
}
if(m){
var moving=this.selectedElements.slice(0,this.selectedElements.length);
moving.sort(this.compareindex);
if(d>0)moving.reverse();
for(var i=0;i<moving.length;i++){
this.moverow(d,moving[i]);
}
}
}
if(typeof(this.onmove)=='function')this.onmove(d,elm);
},
moverow:function(d,elm){
this.cleansort();
var parent=elm.parentNode;
var sibling=this.canMove(d,elm);
if(!sibling)return false;
if(d>0){
parent.removeChild(elm);
parent.insertBefore(elm,sibling);
}else{
parent.removeChild(elm);
if(sibling.nextSibling)parent.insertBefore(elm,sibling.nextSibling);
else parent.appendChild(elm);
}
},
canMove:function(d,elm){
if(d>0)return elm.previousSibling;
else return elm.nextSibling;
}
}