Merge branch 'master' of dev.sourcefabric.org:campcaster
This commit is contained in:
naomiaro
commit
ee3a1139bb
5 changed files with 158 additions and 163 deletions
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@ -1,154 +1,146 @@
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(function($) {
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// jQuery plugin definition
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$.fn.playlistViewer = function(params) {
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var cc = this;
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cc.estimatedSchedulePosixTime = -1;
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cc.schedulePosixTime;
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var estimatedSchedulePosixTime = -1;
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var schedulePosixTime;
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cc.previousSongs;
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cc.currentSong;
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cc.nextSongs;
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cc.currentElem;
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var previousSongs;
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var currentSong;
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var nextSongs;
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// traverse all nodes
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return this.each(function() {
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// express a single node as a jQuery object
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cc.currentElem = $(this);
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var prevDiv = document.createElement('div');
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prevDiv.setAttribute("id", "previous");
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$(cc.currentElem).append(prevDiv);
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var currParentDiv = document.createElement('div');
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$(cc.currentElem).append(currParentDiv);
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var currDiv = document.createElement('div');
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currDiv.setAttribute("id", "current");
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$(currParentDiv).append(currDiv);
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var nextDiv = document.createElement('div');
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nextDiv.setAttribute("id", "progressbar");
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$(currParentDiv).append(nextDiv);
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var nextDiv = document.createElement('div');
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nextDiv.setAttribute("id", "next");
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$(cc.currentElem).append(nextDiv);
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$('#progressbar').progressBar(0);
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var currentElem;
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getScheduleFromServer();
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updateProgressBarValue();
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});
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function init(elemID) {
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var currentElem = $("#" + elemID).attr("style", "z-index: 1; width: 100%; left: 0px; right: 0px; bottom: 0px; color: white; min-height: 100px; background-color: #cc3300;");
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$('#progressbar').progressBar(0);
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function convertDateToPosixTime(s){
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var year = s.substring(0, 4);
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var month = s.substring(5, 7);
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var day = s.substring(8, 10);
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var hour = s.substring(11, 13);
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var minute = s.substring(14, 16);
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var sec = s.substring(17, 19);
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var msec = 0;
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if (s.length >= 20){
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msec = s.substring(20);
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}
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getScheduleFromServer();
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updateProgressBarValue();
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}
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return Date.UTC(year, month, day, hour, minute, sec, msec);
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}
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function convertDateToPosixTime(s){
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var year = s.substring(0, 4);
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var month = s.substring(5, 7);
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var day = s.substring(8, 10);
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var hour = s.substring(11, 13);
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var minute = s.substring(14, 16);
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var sec = s.substring(17, 19);
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var msec = 0;
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if (s.length >= 20){
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msec = s.substring(20);
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}
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function secondsTimer(){
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cc.estimatedSchedulePosixTime += 1000;
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updateProgressBarValue();
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}
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return Date.UTC(year, month, day, hour, minute, sec, msec);
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}
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function updateProgressBarValue(){
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if (cc.estimatedSchedulePosixTime != -1){
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if (cc.currentSong.length > 0){
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var percentDone = (cc.estimatedSchedulePosixTime - cc.currentSong[0].songStartPosixTime)/cc.currentSong[0].songLengthMs*100;
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if (percentDone <= 100){
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$('#progressbar').progressBar(percentDone);
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} else {
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if (cc.nextSongs.length > 0){
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cc.currentSong[0] = cc.nextSongs.shift();
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} else {
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cc.currentSong = new Array();
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}
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$('#progressbar').progressBar(0);
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//at the end of each song we are updating the
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//server time we have been estimating client-side
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//with the real server time.
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cc.estimatedSchedulePosixTime = cc.schedulePosixTime;
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}
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} else
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$('#progressbar').progressBar(0);
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updatePlaylist();
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}
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setTimeout(secondsTimer, 1000);
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}
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function secondsTimer(){
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estimatedSchedulePosixTime += 1000;
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updateProgressBarValue();
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}
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function createPlaylistElementString(song){
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return "Start time: " + song.starts + "<br>" +
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"End time: " + song.ends + "<br>" +
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"Clip length: " + song.clip_length + "<br>" +
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"Name: " + song.name + "<br>";
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}
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/* Called every 1 second. */
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function updateProgressBarValue(){
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if (estimatedSchedulePosixTime != -1){
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if (currentSong.length > 0){
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var percentDone = (estimatedSchedulePosixTime - currentSong[0].songStartPosixTime)/currentSong[0].songLengthMs*100;
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if (percentDone <= 100){
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$('#progressbar').progressBar(percentDone);
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} else {
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if (nextSongs.length > 0){
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currentSong[0] = nextSongs.shift();
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} else {
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currentSong = new Array();
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}
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$('#progressbar').progressBar(0);
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//at the end of each song we are updating the
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//server time we have been estimating client-side
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//with the real server time.
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estimatedSchedulePosixTime = schedulePosixTime;
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}
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} else
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$('#progressbar').progressBar(0);
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updatePlaylist();
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}
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setTimeout(secondsTimer, 1000);
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}
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function updatePlaylist(){
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$('#previous').empty();
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$('#current').empty();
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$('#next').empty();
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for (var i=0; i<cc.previousSongs.length; i++){
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var divElem = document.createElement('div');
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divElem.innerHTML = createPlaylistElementString(cc.previousSongs[i]);
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$('#previous').append(divElem);
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}
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for (var i=0; i<cc.currentSong.length; i++){
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var divElem = document.createElement('div');
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divElem.innerHTML = createPlaylistElementString(cc.currentSong[i]);
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$('#current').append(divElem);
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}
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for (var i=0; i<cc.nextSongs.length; i++){
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var divElem = document.createElement('div');
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divElem.innerHTML = createPlaylistElementString(cc.nextSongs[i]);
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$('#next').append(divElem);
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}
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}
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function getTrackInfo(song){
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return song.track_title + " - " + song.artist_name + " - " + song.album_title;
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}
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function calcAdditionalData(currentItem){
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for (var i=0; i<currentItem.length; i++){
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currentItem[i].songStartPosixTime = convertDateToPosixTime(currentItem[i].starts);
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currentItem[i].songEndPosixTime = convertDateToPosixTime(currentItem[i].ends);
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currentItem[i].songLengthMs = currentItem[i].songEndPosixTime - currentItem[i].songStartPosixTime;
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}
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}
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function updatePlaylist(){
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/* Column 0 update */
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$('#listen');
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$('#volume');
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/* Column 1 update */
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$('#show').empty();
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$('#playlist').empty();
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$('#host').empty();
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for (var i=0; i<currentSong.length; i++){
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$('#show').append(currentSong[i].show);
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$('#playlist').append(currentSong[i].playlist);
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$('#host').append(currentSong[i].host);
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}
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/* Column 2 update */
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$('#previous').empty();
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$('#current').empty();
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$('#next').empty();
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for (var i=0; i<previousSongs.length; i++){
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$('#previous').append(getTrackInfo(previousSongs[i]));
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}
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for (var i=0; i<currentSong.length; i++){
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$('#current').append(getTrackInfo(currentSongs[i]));
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}
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for (var i=0; i<nextSongs.length; i++){
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$('#next').append(getTrackInfo(nextSongs[i]));
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}
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/* Column 3 update */
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$('#start').empty();
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$('#end').empty();
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for (var i=0; i<currentSong.length; i++){
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$('#start').append(currentSong[i].starts);
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$('#end').append(currentSong[i].ends);
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}
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}
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function prepareNextPlayingItem(obj){
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if (obj.next.length > 0){
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var nextItem = obj.next[0];
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}
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}
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function calcAdditionalData(currentItem){
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for (var i=0; i<currentItem.length; i++){
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currentItem[i].songStartPosixTime = convertDateToPosixTime(currentItem[i].starts);
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currentItem[i].songEndPosixTime = convertDateToPosixTime(currentItem[i].ends);
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currentItem[i].songLengthMs = currentItem[i].songEndPosixTime - currentItem[i].songStartPosixTime;
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}
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}
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function parseItems(obj){
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cc.schedulePosixTime = convertDateToPosixTime(obj.schedulerTime);
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function prepareNextPlayingItem(obj){
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if (obj.next.length > 0){
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var nextItem = obj.next[0];
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}
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}
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if (cc.estimatedSchedulePosixTime == -1)
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cc.estimatedSchedulePosixTime = cc.schedulePosixTime;
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function parseItems(obj){
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schedulePosixTime = convertDateToPosixTime(obj.schedulerTime);
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cc.previousSongs = obj.previous;
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cc.currentSong = obj.current;
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cc.nextSongs = obj.next;
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if (estimatedSchedulePosixTime == -1)
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estimatedSchedulePosixTime = schedulePosixTime;
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calcAdditionalData(cc.previousSongs);
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calcAdditionalData(cc.currentSong);
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calcAdditionalData(cc.nextSongs);
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}
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previousSongs = obj.previous;
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currentSong = obj.current;
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nextSongs = obj.next;
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function getScheduleFromServer(){
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$.ajax({ url: "/Schedule/get-current-playlist/format/json", dataType:"json", success:function(data){
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parseItems(data.entries);
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}});
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setTimeout(getScheduleFromServer, 5000);
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}
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calcAdditionalData(previousSongs);
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calcAdditionalData(currentSong);
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calcAdditionalData(nextSongs);
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}
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};
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})(jQuery);
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function getScheduleFromServer(){
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$.ajax({ url: "/Schedule/get-current-playlist/format/json", dataType:"json", success:function(data){
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parseItems(data.entries);
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}});
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setTimeout(getScheduleFromServer, 5000);
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}
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$(document).ready(function() {
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init("nowplayingbar");
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});
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