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2008-11-03~1

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This commit is contained in:
Aurélien Mino 2012-03-28 23:55:58 +02:00
parent a8c1c1e7ee
commit bf4b5758a1
1 changed files with 107 additions and 26 deletions
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133
discogs_importer.user.js
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@ -7,13 +7,11 @@
// Script Update Checker
// -- http://userscripts.org/scripts/show/20145
var version_scriptNum = 36376; // Change this to the number given to the script by userscripts.org (check the address bar)
var version_timestamp = 1225563457593; // Used to differentiate one version of the script from an older one. Use the Date.getTime() function to get a value for this.
var version_timestamp = 1225754772016; // Used to differentiate one version of the script from an older one. Use the Date.getTime() function to get a value for this.
try {
function updateCheck(forced) {if((forced)||(parseInt(GM_getValue("lastUpdate", "0")) + 86400000 <= (new Date().getTime()))) {try {GM_xmlhttpRequest({method: "GET",url: "http://userscripts.org/scripts/review/" + version_scriptNum + "?" + new Date().getTime(),headers: {'Cache-Control': 'no-cache'},onload: function(xhrResponse) {GM_setValue("lastUpdate", new Date().getTime() + ""); var rt = xhrResponse.responseText.replace(/&nbsp;?/gm, " ").replace(/<li>/gm, "\n").replace(/<[^>]*>/gm, ""); var scriptName = (/@name\s*(.*?)\s*$/m.exec(rt))[1]; GM_setValue("targetScriptName", scriptName); if (parseInt(/version_timestamp\s*=\s*([0-9]+)/.exec(rt)[1]) > version_timestamp) {if (confirm("There is an update available for the Greasemonkey script \"" + scriptName + ".\"\nWould you like to go to the install page now?")) {GM_openInTab("http://userscripts.org/scripts/show/" + version_scriptNum);}} else if (forced) {alert("No update is available for \"" + scriptName + ".\"");}}});} catch (err) {if (forced) {alert("An error occurred while checking for updates:\n" + err);}}}} GM_registerMenuCommand(GM_getValue("targetScriptName", "???") + " - Manual Update Check", function() {updateCheck(true);}); updateCheck(false);
} catch(e) {}
// Discogs API KEY (you may need to add yours if you encounter limit issues)
var discogsApiKey = "84b3bec008";
@ -21,6 +19,7 @@ var discogsApiKey = "84b3bec008";
var discogsWsUrl = window.location.href + "?f=xml&api_key=" + discogsApiKey;
// Grabs information from Discogs
GM_xmlhttpRequest({
method:"GET",
url:discogsWsUrl,
@ -30,56 +29,96 @@ GM_xmlhttpRequest({
},
onload:function(response) {
var xmldoc = new DOMParser().parseFromString(response.responseText,"text/xml");
var url = cookImportLink(xmldoc);
insertLink(url);
var releases = parseReleases(xmldoc);
insertLinks(releases);
}
});
/*
var xmlhttp = new XMLHttpRequest();
xmlhttp.onreadystatechange = function() { var releases = parseReleases(xmlhttp.responseXML); insertLinks(releases);};
xmlhttp.open("GET", url, true);
xmlhttp.send(null);
*/
// Analyze Discogs data and cook the import URL
function cookImportLink(xmldoc) {
function parseReleases(xmldoc) {
var releases = [];
var xpathExpr, resultNodes;
// Compute artist(s) name(s)
var artistName = "";
xpathExpr = "//artists/artist/*[name()='name' or name()='join']";
var releaseArtist = "";
xpathExpr = "//release/artists/artist/*[name()='name' or name()='join']";
resultNodes = xmldoc.evaluate(xpathExpr, xmldoc, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
for (var i = 0; i < resultNodes.snapshotLength; i++) {
artistName += (i == 0 ? "" : " ") + resultNodes.snapshotItem(i).textContent;
}
releaseArtist = cookArtistName(resultNodes);
// Grabs release title
// Grab release title
var releaseTitle;
xpathExpr = "//release/title";
releaseTitle = xmldoc.evaluate(xpathExpr, xmldoc, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue.textContent;
// Sart the Import URL
var bigAssURL = 'http://musicbrainz.org/cdi/enter.html?hasmultipletrackartists=0&artistid=2&artistedit=1&artistname=' + encodeURI(artistName) + '&releasename=' + encodeURI(releaseTitle);
// Grabs tracks
var tracks;
// Grab tracks
var tracks = [];
xpathExpr = "//tracklist/track";
resultNodes = xmldoc.evaluate(xpathExpr, xmldoc, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
bigAssURL += '&tracks=' + resultNodes.snapshotLength;
for (var i = 0; i < resultNodes.snapshotLength; i++) {
bigAssURL += '&track' + i + '=' + encodeURI( resultNodes.snapshotItem(i).getElementsByTagName("title").item(0).textContent );
bigAssURL += '&tracklength' + i + '=' + encodeURI( resultNodes.snapshotItem(i).getElementsByTagName("duration").item(0).textContent );
var track = new Object();
var trackNode = resultNodes.snapshotItem(i);
track.title = trackNode.getElementsByTagName("title").item(0).textContent;
track.duration = trackNode.getElementsByTagName("duration").item(0).textContent;
// Track artist
var trackArtist;
xpathExpr = ".//artists//*[name()='name' or name()='join']";
trackArtist = cookArtistName(xmldoc.evaluate(xpathExpr, trackNode, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null));
if (trackArtist != "")
track.artist = trackArtist;
// Track position and release number
var trackPosition = trackNode.getElementsByTagName("position").item(0).textContent;
var releaseNumber = 1;
var tmp = trackPosition.match(/^(\d)(?=-\d*)/);
if (tmp && tmp[0]) {
releaseNumber = tmp[0];
}
// Create release if needed
if( !releases[releaseNumber-1] ) {
releases.push(new Object());
releases[releaseNumber-1].tracks = [];
}
releases[releaseNumber-1].tracks.push(track);
}
return bigAssURL;
// Fill releases info
for (var i=0; i < releases.length; i++) {
releases[i].artist = releaseArtist;
releases[i].title = releaseTitle;
if (releases.length > 1)
releases[i].title += " (disc "+ (i+1) +")";
}
return releases;
}
// Insert link in Discogs page
function insertLink(url) {
// Insert links in Discogs page
function insertLinks(releases) {
var tr = document.createElement('tr');
var trInnerHTML
trInnerHTML = '<td>';
trInnerHTML += '<table width="100%" class="cb"><tbody>';
trInnerHTML += '<tr><td align="center" class="ar"><b>MusicBrainz</b></td></tr>';
trInnerHTML += '<tr><td><a target="_blank" href="' + url + '">Import into MusicBrainz</a></td></tr>';
if (releases.length == 1) {
trInnerHTML += '<tr><td><a target="_blank" href="' + cookImportUrl(releases[0]) + '">Import release</a></td></tr>';
} else {
for (var i=0; i < releases.length; i++) {
trInnerHTML += '<tr><td><a target="_blank" href="' + cookImportUrl(releases[i]) + '">Import disc ' + (i+1) + '</a></td></tr>';
}
}
trInnerHTML += '</tbody></table>';
trInnerHTML += '</td>';
tr.innerHTML = trInnerHTML;
@ -88,3 +127,45 @@ function insertLink(url) {
tbody.insertBefore(tr, tbody.firstChild);
}
// Helper function: compute artist name from a XPATH resultNodes
function cookArtistName(nodes) {
var artistName = "";
for (var i = 0; i < nodes.snapshotLength; i++) {
artistName += (i == 0 ? "" : " ") + nodes.snapshotItem(i).textContent;
}
return artistName;
}
// Helper function: compute url for a release object
function cookImportUrl(release) {
var importURL = "http://musicbrainz.org/cdi/enter.html?&artistname=" + encodeURIComponent(release.artist) + "&releasename=" + encodeURIComponent(release.title);
// Multiple artists on tracks?
var artists = [];
for (var i=0; i < release.tracks.length; i++) {
if (release.tracks[i].artist)
artists.push(release.tracks[i].artist);
}
if (artists.length > 1)
importURL += "&hasmultipletrackartists=1&artistid=1";
else
importURL += "&hasmultipletrackartists=0&artistid=2";
// Add tracks
for (var i=0; i < release.tracks.length; i++) {
importURL += "&track" + i + "=" + encodeURIComponent(release.tracks[i].title);
importURL += "&tracklength" + i + "=" + encodeURIComponent(release.tracks[i].duration);
if (artists.length > 1 && release.tracks[i].artist) {
importURL += "&tr" + i + "_artistedit=1";
importURL += "&tr" + i + "_artistname=" + encodeURIComponent(release.tracks[i].artist);
}
}
importURL += '&tracks=' + release.tracks.length;
return importURL;
}