var http_request = false;
function CommentMakeRequest(url, functionName, httpType, sendData) {

	http_request = false;
	if (!httpType) httpType = "GET";

	if (window.XMLHttpRequest) { // Non-IE...
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType) {
			http_request.overrideMimeType('text/plain');
		}
	} else if (window.ActiveXObject) { // IE
		try {
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				http_request = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}

	if (!http_request) {
		alert('Cannot send an XMLHTTP request');
		return false;
	}

	var changefunc="http_request.onreadystatechange = "+functionName;
	eval (changefunc);
	//http_request.onreadystatechange = alertContents;
	http_request.open(httpType, url, true);
	http_request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	http_request.send(sendData);
}

//評論分頁提交
function CommentToPage(page){
	CommentMakeRequest('/e/extend/infocomment/?classid=4&id=8&doaction=&page='+page+'&t='+Math.random(),'CommentReturnedText','GET','');
}

//評論分頁顯示
function CommentReturnedText() {
	if(http_request.readyState == 4)
	{
		if(http_request.status == 200)
		{
			var messagereturn = http_request.responseText;
			if(messagereturn!='isfail')
			{
				var r;
				r=messagereturn.split('<!--empirecms.infocomment-->');
				if(r.length!=1)
				{
					if(r[0]!='')
					{
						document.getElementById('infocommentnumarea').innerHTML=r[0];
					}
					document.getElementById('infocommentarea').innerHTML=r[1];
				}
				else
				{
					document.getElementById('infocommentarea').innerHTML=messagereturn;
				}
				ecBindReplyAt();
			}
		}
		else
		{
			alert('There was a problem with the request.');
		}
	}
}

function ecParseReplyName(s){
	s=String(s||'').replace(/^\s+|\s+$/g,'');
	if(!s){return '';}
	s=s.replace(/[：:]\s*(?:\\\\r\\\\n|\\\\n|rn|n)\s*$/i,'');
	s=s.replace(/^@+/,'').replace(/[：:]\s*$/,'').replace(/^本站网友\s*/,'').replace(/\s+/g,'');
	return s;
}

function ecSetReplyText(pid,uname){
	var form=document.forms['saypl']||document.getElementById('saypl');
	if(!form){return false;}
	var repid=form.repid||document.getElementById('repid');
	var ta=form.saytext||document.getElementById('saytext');
	if(!repid||!ta){return false;}
	pid=parseInt(pid,10)||0;
	if(pid<1){return false;}
	uname=ecParseReplyName(uname)||'该用户';
	repid.value=pid;
	ta.value=String(ta.value||'').replace(/^@[^：:\n\r]{1,40}[：:](?:\\r\\n|\\n|\r\n|\n|rn|n)?/i,'');
	ta.value='@'+uname+'：\n'+ta.value;
	if(ta.focus){ta.focus();}
	return false;
}

function ecGetReplyNameByLink(a){
	if(!a){return '';}
	var uname=ecParseReplyName(a.getAttribute('data-uname')||'');
	if(uname){return uname;}
	uname=ecParseReplyName(a.getAttribute('title')||'');
	if(uname){return uname;}
	var item=a;
	while(item&&item!==document){
		if(item.className&&String(item.className).indexOf('icm-item')>-1){break;}
		item=item.parentNode;
	}
	if(item){
		uname=ecParseReplyName(item.getAttribute('data-uname')||'');
		if(uname){return uname;}
		var nameEl=item.querySelector? (item.querySelector('.icm-name a')||item.querySelector('.icm-name')) : null;
		if(nameEl){
			uname=ecParseReplyName(nameEl.innerText||nameEl.textContent||'');
			if(uname){return uname;}
		}
	}
	return '该用户';
}

function ecGetReplyPidByLink(a){
	if(!a){return 0;}
	var pid=parseInt(a.getAttribute('data-pid')||'0',10)||0;
	if(pid>0){return pid;}
	var oc=a.getAttribute('onclick')||'';
	var m1=oc.match(/repid\.value\s*=\s*['\"]?(\d+)/i);
	if(m1&&m1[1]){return parseInt(m1[1],10)||0;}
	var href=(a.getAttribute('href')||'')+' '+oc;
	var m2=href.match(/[?&]plid=(\d+)/i);
	if(m2&&m2[1]){return parseInt(m2[1],10)||0;}
	var item=a;
	while(item&&item!==document){
		if(item.className&&String(item.className).indexOf('icm-item')>-1){break;}
		item=item.parentNode;
	}
	if(item){
		pid=parseInt(item.getAttribute('data-plid')||'0',10)||0;
		if(pid>0){return pid;}
	}
	return 0;
}

function ecBindReplyAt(){
	var box=document.getElementById('infocommentarea');
	if(!box){return;}
	var links=box.getElementsByTagName('a');
	for(var i=0;i<links.length;i++){
		var a=links[i];
		if(a.getAttribute('data-ec-replybind')==='1'){continue;}
		var txt=(a.innerText||a.textContent||'').replace(/^\s+|\s+$/g,'');
		if(txt.indexOf('回复')===-1){continue;}
		a.setAttribute('data-ec-replybind','1');
		a.onclick=(function(link){
			return function(){
				var pid=ecGetReplyPidByLink(link);
				var uname=ecGetReplyNameByLink(link);
				return ecSetReplyText(pid,uname);
			};
		})(a);
	}
}

//首頁
CommentToPage(0);