Wayback Machine Timeline Compressor

Trims the capture graph timeline to only the earliest and latest years
目前為 2016-01-09 提交的版本，檢視最新版本。
安裝腳本 ?
Wrap lines
// ==UserScript==
// @name          Wayback Machine Timeline Compressor
// @namespace     DoomTay
// @description   Trims the capture graph timeline to only the earliest and latest years
// @version       0.9.0
// @include       /http(?:s?):\/\/web\.archive\.org\/web\//
// @grant         none

// ==/UserScript==

var smallTimeline = document.querySelector("#sparklineImgId[width = \"525\"]");
var bigTimeline = document.querySelector("#sparklineImgId[width = \"1029\"]");

if(smallTimeline)
{
	smallTimeline.src = smallTimeline.src.replace(/(http:\/\/web\.archive\.org\/web\/jsp\/graph\.jsp\?graphdata=525_27)(?:_\d\d\d\d:-1:000000000000)+|(?:_\d\d\d\d:-1:000000000000)+$/g, "$1");
	
	var startYear = parseInt(smallTimeline.src.substr(smallTimeline.src.search(/\d\d\d\d:/),4));
	var lastYear = parseInt(smallTimeline.src.substr(smallTimeline.src.search(/\d\d\d\d(?!.*\d\d\d\d:)/),4));
	var yearRange = (lastYear - startYear) + 1;
	var scripts = document.scripts;
	for(var s = 0; s < scripts.length; s++)
	{
		if(scripts[s].innerHTML.indexOf("525, 27") > -1)
		{
			var newScript = document.createElement('script');
			newScript.type = "text/javascript";
			newScript.innerHTML = scripts[s].innerHTML.replace("(525, 27, 25, 2)","(525, 27, " + (525 / yearRange) + ", " + (525 - yearRange)/(12 * yearRange) + ")").replace(/firstYear = \d\d\d\d/,"firstYear = " + startYear);
			document.body.appendChild(newScript);
			__wm.bt();
			break;
		}
	}
}

else if(bigTimeline)
{
	bigTimeline.src = bigTimeline.src.replace(/(http:\/\/web\.archive\.org\/web\/jsp\/graph.jsp\?nomonth=1&graphdata=1029_75)(?:_\d\d\d\d:-1:000000000000)+|(?:_\d\d\d\d:-1:000000000000)+$/g, "$1");
	
	var lastYear = parseInt(bigTimeline.src.substr(bigTimeline.src.search(/\d\d\d\d(?!.*\d\d\d\d:)/),4));							
	
	window.firstYear = parseInt(bigTimeline.src.substr(bigTimeline.src.search(/\d\d\d\d:/),4));
	window.startYear = parseInt(window.location.href.substr(window.location.href.indexOf("http://web.archive.org/web/") + 27,4)) - firstYear;
	var yearRange = (lastYear - firstYear) + 1;
	window.yearImgWidth = (1029 / yearRange);
	window.monthImgWidth = (1029 - yearRange)/(12 * yearRange);
	document.getElementById("wbMouseTrackYearImg").style.width = (Math.round(10*yearImgWidth)/10) + "px";
	var yearLabels = document.getElementsByClassName("year-label");
	for(var y = 0; y < yearLabels.length; y++)
	{
		while(y < yearLabels.length && (yearLabels[y].dataset.year > lastYear || yearLabels[y].dataset.year < firstYear)) yearLabels[y].parentNode.removeChild(yearLabels[y]);
		if(y >= yearLabels.length) continue;
		yearLabels[y].style.width = Math.floor(1029 /yearRange) + "px";
	}
}
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