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Allows user to find their album dates from Last.fm - tribute to pumpkinlll's "How old is your music" service
// ==UserScript==
// @name Last.fm - How old is your music
// @namespace http://no.name.space/
// @description Allows user to find their album dates from Last.fm - tribute to pumpkinlll's "How old is your music" service
// @grant none
// @include http://www.last.fm/user/*
// @include http://ws.audioscrobbler.com/old_music.html*
// @exclude http://www.last.fm/user/*/*
// @version 0.0.1.20140511223508
// ==/UserScript==
var username = "";
var APIKey = "0d1abf0beae8570e6f8f2441bf561eb3";
var period = "overall" ; // Other options: 7day 1month 3month 6month 12month overall
var count = 50; // 500 max
var totalPlays = 0;
var albumData = new Array();
var DateArray = new Object();
var updateCounter = 0;
var upDate;
var myDte = new Date((new Date()).getTime() + (2*365*24*3600*1000));
var bbcText = "[align=center]";
var bbcAls = "";
(function () {
if (location.host.match(/ws.audioscrobbler.com/i)) {
onASData();
upDate=self.setInterval(updateYear,1000);
return;
}
else {
username = location.href.match(/\/user\/(.*)/)[1].replace(/%20/,"+");
document.getElementById("userBadge").innerHTML += "<DIV ID='SnydeUnique6' ALIGN='center'><A HREF='http://ws.audioscrobbler.com/old_music.html?username="+username+"'>How old is your music?</A></DIV>";
return;
}
}) ();
function onASData() {
username = location.href.match(/old_music.html\?username=(.*)/)[1];
document.title = "Top albums for "+username+" ("+period+")";
document.body.innerHTML = "";
var userreg = new RegExp(">"+username.replace(/\+/," ")+"<","i");
var myInfo = "http://ws.audioscrobbler.com/2.0/?method=user.getTopAlbums&api_key="+APIKey+"&user="+username+"&period="+period+"&limit="+count;
var xmlhttpMF=new XMLHttpRequest();
xmlhttpMF.open("GET", myInfo, false);
xmlhttpMF.send(null);
var xmlText = xmlhttpMF.responseXML;
if (!xmlText) {
alert(" No load");
return;
}
if ((xmlText.getElementsByTagName("lfm")[0].getAttribute("status")).match(/failed/)) { alert("No such user"); return; }
var allArtists = xmlText.evaluate("//lfm/topalbums/album/artist/name",xmlText, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
var allAlbums = xmlText.evaluate("//lfm/topalbums/album/name",xmlText, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
var allPlays = xmlText.evaluate("//lfm/topalbums/album/playcount",xmlText, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
var allURLs = xmlText.evaluate("//lfm/topalbums/album/url",xmlText, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
var allMBIDs = xmlText.evaluate("//lfm/topalbums/album/mbid",xmlText, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
var allImages = xmlText.evaluate("//lfm/topalbums/album/image[@size='extralarge']",xmlText, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
// Create dsplay table area and insert
var newTable = document.createElement("div");
newTable.setAttribute("id","summaryDiv");
document.body.appendChild(newTable);
document.getElementById("summaryDiv").innerHTML += "<span align='center'><h1>How old is your music?</h1><h2>Inspired by pumpkinlll's website</h2></span><br>";
document.getElementById("summaryDiv").innerHTML += "<b>User: </b> "+username+" <b>Period: </b> "+period+" <b>Number of albums: </b> "+count+"<br>";
var newHR = document.createElement("hr");
document.body.appendChild(newHR);
var newTable = document.createElement("table");
newTable.setAttribute("id","yearTable");
document.body.appendChild(newTable);
var newHR = document.createElement("hr");
document.body.appendChild(newHR);
// Create work table area & insert
var newTable = document.createElement("table");
newTable.setAttribute("id","mainTable");
document.body.appendChild(newTable);
var theTable = document.getElementById("mainTable");
addRowMainTable([ "Artist", "Album", "Plays", "Year" ]);
addRowMainTable([ " ", " ", " ", " " ]);
if (count > allAlbums.snapshotLength) { count = allAlbums.snapshotLength; }
for (var i = 0; i < count; i++) {
var art = new XMLSerializer().serializeToString(allArtists.snapshotItem(i).firstChild);
var alb = new XMLSerializer().serializeToString(allAlbums.snapshotItem(i).firstChild);
var url = new XMLSerializer().serializeToString(allURLs.snapshotItem(i).firstChild);
var encodArt = url.match(/music\/(.*)\//)[1].replace(/\&/ig,"%26").replace(/\&/ig,"%26");
var encodAlb = url.match(/music\/.*\/(.*)/)[1].replace(/\&/ig,"%26").replace(/\&/ig,"%26");
var albPlays = parseInt(new XMLSerializer().serializeToString(allPlays.snapshotItem(i).firstChild));
totalPlays += albPlays;
var albCover = new XMLSerializer().serializeToString(allImages.snapshotItem(i).firstChild);
if (allMBIDs.snapshotItem(i).firstChild) {
var albMBID = new XMLSerializer().serializeToString(allMBIDs.snapshotItem(i).firstChild);
var artInfo = "http://ws.audioscrobbler.com/2.0/?method=album.getInfo&api_key="+APIKey+"&artist="+encodArt+"&album="+encodAlb;
var xmlhttpMF=new XMLHttpRequest();
xmlhttpMF.open("GET", artInfo, false);
xmlhttpMF.send(null);
var xmlText = xmlhttpMF.responseXML;
if (!xmlText) {
alert(" No load");
return;
}
var albDate = xmlText.evaluate("//lfm/album/releasedate",xmlText, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
if (albDate.snapshotLength > 0){
year = new XMLSerializer().serializeToString(albDate.snapshotItem(0).firstChild);
if (year.match(/[12][0-9][0-9][0-9], /)) {
year = year.match(/([12][0-9][0-9][0-9]), /)[1];
addRowMainTable( [art, "<A HREF="+albCover+">"+alb+"</a>", "<a href='http://www.last.fm/user/"+username+"/library/music/"+encodArt+"/"+encodAlb+"'>"+albPlays+"</a>", "<a href='http://musicbrainz.org/ws/2/release/"+albMBID+"' ID=MBYEARID"+i+">"+year+"</a>" ] );
} else {
year ="NoDate";
addRowMainTable( [art, "<A HREF="+albCover+">"+alb+"</a>", "<a href='http://www.last.fm/user/"+username+"/library/music/"+encodArt+"/"+encodAlb+"'>"+albPlays+"</a>", "<a href='http://musicbrainz.org/ws/2/release/"+albMBID+"' ID=MBYEARID"+i+">"+year+"</a>" ] );
}
}else {
addRowMainTable ([ artInfo, art, alb, "00" ]);
}
} else {
addRowMainTable([art, "<A HREF="+albCover+">"+alb+"</a>", "<a href='http://www.last.fm/user/"+username+"/library/music/"+encodArt+"/"+encodAlb+"'>"+albPlays+"</a>", "<a name='NULL' ID=MBYEARID"+i+">No MBID</a>"]); year= "NoMBID"; albMBID = "No MBID";
}
// Add album object to array : artist, album, last.fm.URL, MBID, picture URL, year
albumData[i] = new Object;
albumData[i].plays = albPlays;
albumData[i].year = year;
albumData[i].album = alb;
albumData[i].artist = art;
albumData[i].lfmurl = url;
albumData[i].MBID = albMBID;
albumData[i].cover = albCover;
}
return;
}
function updateYear() {
var i = updateCounter; updateCounter++;
if (updateCounter >= count) {
upDate=window.clearInterval(upDate);
}
// Get MBID for current album - if available, else incrememnt updateCounter, return
var myMBID = albumData[i].MBID;
if (myMBID != "No MBID") { // alert("No MBID "+ i);
var lmfaMatch = new RegExp("lmfa."+myMBID+"=([^;]*)\;");
if (document.cookie.match(lmfaMatch)) {
MByear = document.cookie.match(lmfaMatch)[1];
} else {
// fetch information from musicbrainz
myURL = "http://musicbrainz.org/ws/2/release/"+myMBID;
var myxmlhttpMF=new XMLHttpRequest();
myxmlhttpMF.open("GET", myURL, false);
myxmlhttpMF.send(null);
var xmlText = myxmlhttpMF.responseXML;
if (!xmlText) {
alert(" No load");
return;
}
// get release year - available as \\release\date
var MBalbRecord = new XMLSerializer().serializeToString(xmlText); var MByear = "NoDate";
if (MBalbRecord.match(/<date>([0-9]*).*<.date>/i)) {
MByear = MBalbRecord.match(/<date>([0-9]*).*<.date>/i)[1];
if (MByear.match(/([12][0-9][0-9][0-9])-.*/)) {MByear = MByear.match(/([12][0-9][0-9][0-9])-.*/)[1];}
}
document.cookie = "lmfa."+myMBID+"="+MByear+"; expires="+myDte.toGMTString();
}
if (MByear != "NoDate") {
albumData[i].year = MByear;
// refresh list
document.getElementById("MBYEARID"+i).text = MByear;
document.getElementById("MBYEARID"+i).setAttribute("style","color:red;");
}
}
// increment updateCounter
// if past maximum then:
// upDate=window.clearInterval(upDate)
if (updateCounter >= count) {
displayDates();
return;
}
}
function displayDates(){
addRowYearTable([ "Year", "Plays", "Albums" ]);
var yearSum = 0; var yearSumTot=0; var maxYearSum = 0;
var yearPlayCount = new Object();
for (var i =0; i < count; i++) {
var year = albumData[i].year;
// Add array index to year, if new year, create it
if (! DateArray[year] ) { DateArray[year] = new Array(); DateArray[year][0] = i; }
else {DateArray[year].push(i); }
}
document.body.innerHTML += "Done<br>There are "+totalPlays+" plays in this list.<br><hr>";
var dateKeys = new Array(); dateKeys =(Object.keys(DateArray).sort());
for (var dK =0; dK < dateKeys.length; dK++) { var playSum = 0; var albumList =""; var bbcAlsLoc = ""; var k = dateKeys[dK];
for(var j=0; j<DateArray[k].length; j++) {
var ndx = DateArray[k][j];
albumList += " <a href='"+albumData[ndx].lfmurl+"'><img src='"+albumData[ndx].cover+"' width='50px'></img></a> ";
playSum += albumData[ndx].plays;
bbcAlsLoc += " [url="+albumData[ndx].lfmurl+"][img w=50]"+albumData[ndx].cover+"[/img][/url] ";
}
yearPlayCount[k] = playSum;
if ((k >500) && (k < 9999)) {
yearSumTot += playSum;
yearSum += (playSum*k);
if (playSum > maxYearSum) { maxYearSum = playSum; }
}
addRowYearTable([k,"("+playSum+" plays, or "+(Math.round(playSum*10000/totalPlays)/100)+"%)", albumList]);
bbcAls += "[b]"+k+"[/b] : "+(Math.round(playSum*10000/totalPlays)/100)+"% "+bbcAlsLoc+"<BR />";
}
var maxFont = 30, minFont = 6, sizFont;
for (var dK =0; dK < dateKeys.length; dK++) {var k = dateKeys[dK];
if ((k >500) && (k < 9999)) {
sizFont = Math.round(maxFont*yearPlayCount[k]/maxYearSum); if (sizFont < minFont) { sizFont = minFont; }
document.getElementById("summaryDiv").innerHTML += "<span style='font-size:"+sizFont+"pt'>"+k+"</span> ";
bbcText += "[size="+sizFont+"]"+k+"[/size] ";
}
}
document.getElementById("summaryDiv").innerHTML += "<br> ("+(Math.round(yearSum/yearSumTot))+" average year)<br><br>";
// The BBCode to copy
document.body.innerHTML += "<br>To brag about the age of your albums on Last.fm, copy the text between the two lines below and copy into your ";
document.body.innerHTML += "journal or forum post<br><hr>";
document.body.innerHTML += "<br/>"+bbcText+"<br><br> [size=10]("+(Math.round(yearSum/yearSumTot))+" average year)[/size][/align]<br><br>";
document.body.innerHTML += bbcAls;
document.body.innerHTML += "<br><hr><p> </p>";
return;
}
function addRowMainTable( rowArray ) {
var tableRow = document.createElement("tr");
for (var td = 0; td < rowArray.length; td++) {
var rowElem = document.createElement("td");
rowElem.innerHTML = rowArray[td];
tableRow.appendChild(rowElem);
}
document.getElementById("mainTable").appendChild(tableRow);
return;
}
function addRowYearTable( rowArray ) {
var tableRow = document.createElement("tr");
for (var td = 0; td < rowArray.length; td++) {
var rowElem = document.createElement("td");
rowElem.innerHTML = rowArray[td];
tableRow.appendChild(rowElem);
}
document.getElementById("yearTable").appendChild(tableRow);
return;
}