src/catalogue/static/player/player.js

   1 (function($) {
   2     $(function() {
   3
   4         $(".book-right-column").remove();
   5
   6         if ($("#player-bar").length) {
   7             $("#book-text-buttons").append(
   8                 $("<a class='enable-player-bar'><i class='icon icon-play'></i> zacznij słuchać</a>")
   9             ).show();
  10         }
  11
  12         $(".enable-player-bar").click(function() {
  13
  14             $('body').addClass('with-player-bar');
  15             $('.jp-play').click();
  16             return false;
  17         })
  18
  19
  20         var smil = $("#smil").text();
  21         if (smil) {
  22             smil = $.parseJSON(smil);
  23
  24             $.each(smil, function(i, e) {
  25                 $('#' + e).addClass('syncable');
  26             })
  27         }
  28
  29
  30         scrolling = false;
  31         /*$(window).on('scroll', function() {
  32             if (!scrolling) {
  33                 $("#locator").removeClass('snap');
  34             }
  35         });*/
  36
  37         lastscroll = null;
  38
  39         scrollTo = function() {
  40             if (!scrolling && $('.playing-highlight').length && $('.playing-highlight')[0] != lastscroll) {
  41                 lastscroll = $('.playing-highlight')[0];
  42                 scrolling = true;
  43                 $("html").animate({
  44                     scrollTop: $('.playing-highlight').offset().top,
  45                 }, {
  46                     duration: 2000,
  47                     done: function() {
  48                         scrolling = false;
  49
  50                     },
  51                 });
  52             }
  53         }
  54
  55
  56         $.jPlayer.timeFormat.showHour = true;
  57
  58         $(".jp-jplayer").each(function() {
  59             var $self = $(this);
  60
  61             var $root = $self.parent();
  62             var $currentMedia = null
  63             var currentDuration = 0;
  64             var speed = 1;
  65             var totalDurationLeft = 0;
  66             var totalDurationBefore = 0;
  67             var lastUpdate = 0;
  68             var player = null;
  69             var doesUpdateSynchro = true;
  70
  71             // TODO: will need class for attach
  72             // may be added from sync data
  73
  74
  75             $(".zakladka-tool_sluchaj").click(function() {
  76                 $('body').addClass('with-player-bar');
  77                 let id = $(this).data('sync');
  78                 if (!id) return;
  79                 for (let i=0; i<smil.length; ++i) {
  80                     if (smil[i][0] == id) {
  81                         setMediaFromTime(smil[i][1], 'play');
  82                         //player.jPlayer('play');
  83                         return;
  84                     }
  85                 }
  86             });
  87
  88             var setMediaFromTime = function(time, cmd='pause') {
  89                 $('.jp-playlist li', $root).each((i, e) => {
  90                     d = parseFloat($(e).data('duration'));
  91                     if (time < d) {
  92                         setMedia($(e), time, cmd);
  93                         return false
  94                     } else {
  95                         time -= d;
  96                     }
  97                 })
  98             }
  99
 100             var setMedia = function(elem, time=0, cmd='pause') {
 101                 var media = {}
 102
 103                 media['mp3'] = elem.attr('data-mp3');
 104                 media['oga'] = elem.attr('data-ogg');
 105                 media['id'] = elem.attr('data-media-id');
 106
 107                 $(".c-player__head", $root).html(
 108                     $(".attribution", elem).html())
 109                 ;
 110                 $(".c-player__info", $root).html(
 111                     $(".title", elem).html()
 112                 );
 113                 $(".c-media__caption .content", $root).html($(".project-description", elem).html());
 114                 $(".c-media__caption .license", $root).html($(".license", elem).html());
 115                 $(".c-media__caption .project-logo", $root).html($(".project-icon", elem).html());
 116
 117                 doesUpdateSynchro = false;
 118                 if (!$currentMedia || $currentMedia[0] != elem[0]) {
 119                     player.jPlayer("option", "playbackRate", speed);
 120                 }
 121                 doesUpdateSynchro = true;
 122                 player.jPlayer(cmd, time);
 123
 124                 $currentMedia = elem;
 125                 $(".play-next", $root).prop("disabled", !elem.nextAll('li').length);
 126
 127                 let du = parseFloat(elem.data('duration'));
 128                 currentDuration = du;
 129                 elem.nextAll('li').each(function() {
 130                     du += parseFloat($(this).data('duration'));
 131                 });
 132                 totalDurationLeft = du;
 133
 134                 let pdu = 0;
 135                 elem.prevAll('li').each(function() {
 136                     pdu += parseFloat($(this).data('duration'));
 137                 });
 138                 totalDurationBefore = pdu;
 139
 140                 return player;
 141             };
 142
 143
 144             var updateSynchrotext = function(position) {
 145                 if (!doesUpdateSynchro) return;
 146
 147                 let curElemId = null;
 148                 for (let i=0; i<smil.length; ++i) {
 149                     // can faster
 150                     if (smil[i][1] <= position) curElemId = smil[i][0];
 151                     else break;
 152                 }
 153                 $(".playing-highlight").removeClass("playing-highlight");
 154                 if (curElemId !== null) {
 155                     let curElem = $("#" + curElemId);
 156                     curElem.addClass("playing-highlight");
 157
 158                     let miny = window.scrollY;
 159                     let maxy = miny + window.innerHeight;
 160                     let y = curElem.offset().top;
 161
 162                     let locator = $("#locator");
 163                     // TODO: if snap then roll
 164                     locator.removeClass('up').removeClass('down');
 165                     if (locator.hasClass('snap')) {
 166                         scrollTo();
 167                     } else {
 168                         if (y < miny) {
 169                             locator.addClass('up');
 170                         }
 171                         if (y > maxy) {
 172                             locator.addClass('down');
 173                         }
 174                     }
 175                 }
 176             }
 177
 178         $self.jPlayer({
 179             swfPath: "/static/js/contrib/jplayer/",
 180             solution: "html,flash",
 181             supplied: 'oga,mp3',
 182             cssSelectorAncestor: "#" + $self.attr("data-player"),
 183             useStateClassSkin: true,
 184
 185             ready: function() {
 186                 player = $(this);
 187
 188                 let selectItem = $('.c-select li');
 189                 selectItem.on('click', function() {
 190                     let speedStr = $(this).data('speed');
 191                     speed = parseFloat(speedStr);
 192                     player.jPlayer("option", "playbackRate", speed);
 193                     localStorage['audiobook-speed'] = speedStr;
 194                     _paq.push(['trackEvent', 'audiobook', 'speed', speedStr]);
 195                 });
 196
 197                 $('.jp-play', $root).click(function() {
 198                     _paq.push(['trackEvent', 'audiobook', 'play']);
 199                 });
 200                 $('.jp-seek-bar', $root).click(function() {
 201                     _paq.push(['trackEvent', 'audiobook', 'seek']);
 202                 });
 203                 $('.jp-mute', $root).click(function() {
 204                     _paq.push(['trackEvent', 'audiobook', 'mute']);
 205                 });
 206                 $('.jp-volume-bar', $root).click(function() {
 207                     _paq.push(['trackEvent', 'audiobook', 'volume']);
 208                 });
 209
 210                 $('.play-next', $root).click(function() {
 211                     let p = $currentMedia.nextAll('li').first();
 212                     if (p.length) {
 213                         setMedia(p).jPlayer("play");
 214                         _paq.push(['trackEvent', 'audiobook', 'next']);
 215                     }
 216                 });
 217                 $('.play-prev', $root).click(function() {
 218                     let p = $currentMedia.prevAll('li').first();
 219                     if (p.length) {
 220                         setMedia(p).jPlayer("play");
 221                         _paq.push(['trackEvent', 'audiobook', 'prev']);
 222                     } else {
 223                         // If in first part, restart it.
 224                         setMedia($currentMedia).jPlayer("play");
 225                         _paq.push(['trackEvent', 'audiobook', 'rewind']);
 226                     }
 227                 });
 228
 229                 $('.jp-playlist li', $root).click(function() {
 230                     setMedia($(this)).jPlayer("play");
 231                     $('.c-player__chapters').removeClass('is-active');
 232                     _paq.push(['trackEvent', 'audiobook', 'chapter']);
 233                 });
 234
 235                 var initialElem = $('.jp-playlist li', $root).first();
 236                 var initialTime = 0;
 237                 if (true || Modernizr.localstorage) {
 238                     try {
 239                         let speedStr = localStorage['audiobook-speed'];
 240                         if (speedStr) {
 241                             speed = parseFloat(speedStr);
 242                             $(".speed .is-active").removeClass("is-active");
 243                             $(".speed [data-speed='" + speedStr + "']").addClass("is-active");
 244                         }
 245                     } catch {}
 246
 247                     try {
 248                         audiobooks = JSON.parse(localStorage["audiobook-history"]);
 249                     } catch {
 250                         audiobooks = {};
 251                     }
 252                     last = audiobooks[$root.attr("data-book-slug")]
 253                     // Fallback for book id;
 254                     if (!last) {
 255                         last = audiobooks[$root.attr("data-book-id")]
 256                     }
 257
 258                     if (last) {
 259                         initialElem = $('[data-media-id="' + last[1] + '"]', $root).first();
 260                         initialTime = last[2];
 261                     }
 262                 }
 263                 setMedia($(initialElem), initialTime);
 264             },
 265
 266             timeupdate: function(event) {
 267                 t = event.jPlayer.status.currentTime;
 268
 269                 updateSynchrotext(totalDurationBefore + t);
 270
 271
 272                 ttl = (totalDurationLeft - t) / speed;
 273                 ttl = $.jPlayer.convertTime(ttl);
 274                 $(".total-time-left").text('Czas do końca: ' + ttl);
 275
 276                 $(".time-left").text('– ' + $.jPlayer.convertTime(
 277                     currentDuration - t,
 278                 ));
 279
 280
 281                 if (Math.abs(t - lastUpdate) > 3) {
 282                     try {
 283                         audiobooks = JSON.parse(localStorage["audiobook-history"]);
 284                     } catch {
 285                         audiobooks = {};
 286                     }
 287                     if (t && event.jPlayer.status.duration - t > 10) {
 288                         audiobooks[$root.attr("data-book-slug")] = [
 289                             Date.now(),
 290                             event.jPlayer.status.media.id,
 291                             event.jPlayer.status.currentTime
 292                         ];
 293                     } else {
 294                         delete audiobooks[$root.attr("data-book-slug")];
 295                     }
 296                     // Remove old book id, if present.
 297                     delete audiobooks[$root.attr("data-book-id")];
 298                     localStorage["audiobook-history"] = JSON.stringify(audiobooks);
 299                     lastUpdate = t;
 300                 }
 301             },
 302
 303
 304             ended: function(event) {
 305                 let p = $currentMedia.nextAll('li');
 306                 if (p.length) {
 307                     setMedia(p).jPlayer("play");
 308                 }
 309             }
 310         });
 311       });
 312
 313
 314    $('#locator').on('click', function() {
 315        $(this).toggleClass('snap');
 316        lastscroll = null;
 317    });
 318
 319
 320
 321     });
 322 })(jQuery)