// ==UserScript==
// @name フォロワー数増減確認ツール
// @description フシハラ
// @include http://twitter.com/*
window.onload=function(){
	ReRendTimeStrTwitter();
	SetCOokieWriteButton();
}
function ReRendTimeStrTwitter(){
	var element_span,i,NowTimeRawStr,NowTimeObj,FinalHtml;
	element_span      = document.getElementsByTagName("span");
	for(i=0;i<element_span.length;i++){
		if(element_span[i].className=="published timestamp"){
			NowTimeRawStr=eval(element_span[i].data);
			NowTimeRawStr=NowTimeRawStr.replace(/^([a-zA-Z 0-9:]+) \+[0-9]+([0-9 ]+)/ig,"$1$2");
			NowTimeObj = new Date(NowTimeRawStr);
			NowTimeObj.setHours(NowTimeObj.getHours()+9);
			FinalHtml="";
			FinalHtml+="<span style=\"color:black\">"
			FinalHtml+=NowTimeObj.toLocaleString();
			FinalHtml+=" / ";
			FinalHtml+=date_offset(Math.round(NowTimeObj.getTime()/1000),Math.round(new Date().getTime()/1000));
			FinalHtml+="</span>";
			element_span[i].innerHTML=FinalHtml;
		}
	}
	setTimeout("ReRendTimeStrTwitter()",1000);
}
function date_offset(){
	//第一パラメーターから第二パラメーターの差を返す
	if( arguments.length !== 1 && arguments.length !==2 ){
		return false;
	}
	if(arguments.length===1){
		arguments[1]=(Math.round(new Date().getTime()/1000))
	}
	/*とりあえずここまででarguments[0]とarguments[1]に数値が入ってるとする1が"今"(arguments[1]-arguments[0])*/
	if(0){
	}else if((arguments[1]-arguments[0]) < 60){
		return Math.floor((arguments[1]-arguments[0]))+"秒前";
	}else if((arguments[1]-arguments[0])<60*60){
		return Math.floor((arguments[1]-arguments[0])/60)+"分前";
	}else if((arguments[1]-arguments[0])<60*60*24){
		return Math.floor((arguments[1]-arguments[0])/60/60)+"時間前";
	}else{
		return Math.floor((arguments[1]-arguments[0])/60/60/24)+"日前";
	}
}
// javascript:alert(document.cookie);void(0);
//-
function SetCOokieWriteButton(){
	var OutHtml="";
	OutHtml+="<textarea style=\"width:100%;height:100px;\" id=\"rtleTwitterCookieMemo_Textarea\" disabled=\"true\" >読み込み中...</textarea><br>";
	OutHtml+="<input type=\"button\" id=\"rtleTwitterCookieMemo_Button01\" disabled=\"true\" onclick=\"rtleTwitterCookieMemo_OBJ_Save()\" value=\"保存\"/>";
	OutHtml+="<input type=\"button\" id=\"rtleTwitterCookieMemo_Button03\" disabled=\"true\" onclick=\"rtleTwitterCookieMemo_OBJ_CheckFollowCountUpdate()\" value=\"フォロー数調査中\"/>";
	var elements=document.getElementById("side").getElementsByTagName("p");
	for(i=elements.length-1;i>=0;i--){
		if(elements[i].className=="promotion round"){
			elements[i].outerHTML=OutHtml;
		}
	}
	rtleTwitterCookieMemo_OBJ_Road();
	rtleTwitterCookieMemo_OBJ_CheckFollowCount();
}
function rtleTwitterCookieMemo_OBJ_Road(){
	document.getElementById("rtleTwitterCookieMemo_Textarea").disabled=true;
	document.getElementById("rtleTwitterCookieMemo_Button01").disabled=true;
	document.getElementById("rtleTwitterCookieMemo_Textarea").value=getCookie("rtleTwitterCookieMemo_CookieA");
	document.getElementById("rtleTwitterCookieMemo_Textarea").disabled=false;
	document.getElementById("rtleTwitterCookieMemo_Button01").disabled=false;
}
function rtleTwitterCookieMemo_OBJ_Save(){
	document.getElementById("rtleTwitterCookieMemo_Textarea").disabled=true;
	document.getElementById("rtleTwitterCookieMemo_Button01").disabled=true;
	setCookie("rtleTwitterCookieMemo_CookieA",document.getElementById("rtleTwitterCookieMemo_Textarea").value);
	document.getElementById("rtleTwitterCookieMemo_Textarea").disabled=false;
	document.getElementById("rtleTwitterCookieMemo_Button01").disabled=false;
}
function rtleTwitterCookieMemo_OBJ_CheckFollowCount(){
	document.getElementById("rtleTwitterCookieMemo_Button03").disabled=true;
	var OLD=getCookie("rtleTwitterCookieMemo_CookieB");
	if(OLD==""){OLD=0;}
	var NOW=document.getElementById("follower_count").innerHTML;
	var msg="";
	if(OLD>NOW){
		document.getElementById("rtleTwitterCookieMemo_Button03").value="follower数が("+OLD+"から) "+((OLD-NOW)*-1)+" 減少";
		document.getElementById("rtleTwitterCookieMemo_Button03").style.color="blue";
	}else if(OLD<NOW){//>
		document.getElementById("rtleTwitterCookieMemo_Button03").value="follower数が("+OLD+"から) "+(NOW-OLD)+" 増加";
		document.getElementById("rtleTwitterCookieMemo_Button03").style.color="red";
	}else{
		document.getElementById("rtleTwitterCookieMemo_Button03").value="follower数に変化なし";
		document.getElementById("rtleTwitterCookieMemo_Button03").style.color="";
	}
	document.getElementById("rtleTwitterCookieMemo_Button03").disabled=false;
}
function rtleTwitterCookieMemo_OBJ_CheckFollowCountUpdate(){
	document.getElementById("rtleTwitterCookieMemo_Button03").disabled=true;
	setCookie("rtleTwitterCookieMemo_CookieB",document.getElementById("follower_count").innerHTML);
	document.getElementById("rtleTwitterCookieMemo_Button03").value="follower数に変化なし";
	document.getElementById("rtleTwitterCookieMemo_Button03").style.color="";
	document.getElementById("rtleTwitterCookieMemo_Button03").disabled=false;
}
function getCookie(key){
	tmp = document.cookie+";";
	tmp1 = tmp.indexOf(key,0);
	if(tmp1 != -1){
		tmp = tmp.substring(tmp1,tmp.length);
		start = tmp.indexOf("=",0);
		end = tmp.indexOf(";",start);
		return(unescape(tmp.substring(start+1,end)));
	}
	return("");
}
function setCookie(key,val){
	tmp = key+"="+escape(val)+";";
	tmp += "expires=Fri, 31-Dec-2029 23:59:59;";
	document.cookie = tmp;
}