HistogramHeatGraph.user.js

ニコニコ動画でコメントの盛り上がりをグラフで表示

Versión del día 12/8/2014. Echa un vistazo a la versión más reciente.

// ==UserScript==
// @name           HistogramHeatGraph.user.js
// @namespace      https://gist.github.com/ishitsuka/
// @version        0.20140809
// @description    ニコニコ動画でコメントの盛り上がりをグラフで表示
// @match          http://www.nicovideo.jp/watch/*
// @include        http://www.nicovideo.jp/watch/*
// @grant          none
// ==/UserScript==
 
(function() {
 
  var style = document.createElement('style'),
      styleText = function() {/*
 
    #playerContainer {
      text-align: left;
    }
    #playerTabWrapper + div {
      background: repeating-linear-gradient(to top, #000, #222 10px);
      border: 1px solid #000;
      border-top: 0;
      float: left;
      font-size: 0;
      white-space: nowrap;
      width: 670px;
    }
    #playerTabWrapper + div div {
      display: inline-block;
    }
    #playerTabWrapper + div div:hover {
      background: rgba(255, 255, 255, .1);
    }
    #playerContainer > a {
      cursor: pointer;
      margin-left: 10px;
    }
    #comment-list {
      background: #000;
      color: #fff;
      font-size: 12px;
      line-height: 1.25;
      padding: 4px 4px 0;
      pointer-events: none;
      position: absolute;
      z-index: 9999;
    }
    .size_normal #playerTabWrapper + div {
      -webkit-transform-origin: 0;
      transform-origin: 0;
      -webkit-transform: scaleX(1.336);
      transform: scaleX(1.336);
    }
    .size_normal #playerContainer > a {
      margin-left: 236px;
    }
    .size_small #playerTabWrapper + div,
    .size_small #playerContainer > a,
    #comment-list:empty {
      display: none;
    }
 
  */};
  styleText = styleText.toString().match(/\/\*([^]*)\*\//)[1];
  style.appendChild(document.createTextNode(styleText));
  document.body.appendChild(style);
 
  var setScript = function() {
 
    var setElement = function() {
      $('#playerContainer')
          .append('<div>')
          .append('<a>');
      $('<div>')
          .attr('id', 'comment-list')
          .appendTo('body');
    };
 
    var setContent = function(barTimeInterval) {
 
      var cpvc = WatchApp.ns.init.PlayerInitializer.commentPanelViewController,
          comments = [],
          videoTotalTime = $('#external_nicoplayer')[0].ext_getTotalTime(),
          barIndex = Math.ceil(videoTotalTime / barTimeInterval),
          listMessages = [],
          listCounts = [],
          barTimePoint = 0,
          listTimes = [],
          lastBarTimeIntervalGap = barTimeInterval - videoTotalTime % barTimeInterval | 0;
 
      cpvc.commentLists.some(function(e) {
        if (e.listName === cpvc.commentListModel.getListName()) {
          comments = e.comments;
          return true;
        }
      });
 
      comments.some(function(e) {
        if (e.vpos / 1000 > videoTotalTime + 1) {
          videoTotalTime += 10;
          return true;
        }
      });
 
      for (var i = 0; i < barIndex; i++) {
 
        listMessages[i] = [];
        listCounts[i] = 0;
 
        comments.forEach(function(e) {
          var thisTimePoint = e.vpos / 1000;
          if (barTimePoint <= thisTimePoint && thisTimePoint < barTimeInterval + barTimePoint) {
            listMessages[i].push(e);
            listCounts[i]++;
          }
        });
 
        listMessages[i].sort(function(a, b) { return a.vpos - b.vpos; }).
            forEach(function(e, j) {
              listMessages[i][j] = e.message.replace(/"|<|&lt;/g, ' ').replace(/\n/g, '<br>');
            });
        listMessages[i] = listMessages[i].join('<br>');
 
        var min = barTimePoint / 60 | 0,
            sec = barTimePoint - min * 60;
        if (sec < 10) sec = '0' + sec;
        listTimes[i] = min + ':' + sec + '-';
        if (i > barIndex - 2) barTimePoint -= lastBarTimeIntervalGap;
        min = (barTimeInterval + barTimePoint) / 60 | 0;
        sec = barTimeInterval + barTimePoint - min * 60;
        if (sec < 10) sec = '0' + sec;
        listTimes[i] += min + ':' + sec;
 
        barTimePoint += barTimeInterval;
 
      }
 
      var listCountMax = Math.max.apply(null, listCounts),
          graphHeight = listCountMax > 10 ? listCountMax : 10,
          playerWidth = 670,
          barColors = [
              '126da2', '1271a8', '1275ae', '1279b4', '137dba',
              '1381c0', '1385c6', '1489cc', '148dd2', '1491d8'
          ],
          barColorRatio = (barColors.length - 1) / listCountMax,
          lastBarWidthRatio = videoTotalTime % barTimeInterval / barTimeInterval,
          barWidth = playerWidth / (lastBarWidthRatio + barIndex - 1),
          elmGraph = $('#playerTabWrapper').next(),
          elmList = $('#comment-list');
 
      $('#playerContainerWrapper').css('padding-bottom', graphHeight + 11);
      $('.leftPanelAdCloseButton').trigger('click');
      elmGraph.empty();
 
      for (i = 0; i < barIndex; i++) {
 
        var barTitle = listCounts[i] ?
            listMessages[i] + '<br><br>' + listTimes[i] + ' コメ ' + listCounts[i] : '',
            barColor = barColors[listCounts[i] * barColorRatio | 0],
            barBackground = 'linear-gradient(to top,' +
                '#' + barColor + ',' +
                '#' + barColor + ' ' + listCounts[i] + 'px,' +
                'transparent ' + listCounts[i] + 'px,' +
                'transparent)';
 
        if (i > barIndex - 2) barWidth *= lastBarWidthRatio;
 
        $('<div>')
            .attr('title', barTitle)
            .css('background-image', barBackground)
            .height(graphHeight)
            .width(barWidth)
            .appendTo(elmGraph);
 
      }
 
      elmGraph.children().on({
        'mouseenter': function(e) {
          barTitle = $(this).attr('title');
          barBackground = $(this).css('background-image');
          $(this)
              .removeAttr('title')
              .css('background-image', barBackground.replace(/rg.+?\)/g, '#f60'));
          elmList
              .css({
                'left': e.pageX,
                'top': elmGraph.offset().top - elmList.height() - 10
              })
              .html(barTitle);
        },
        'mousemove': function(e) {
          elmList.offset({
            'left': e.pageX,
            'top': elmGraph.offset().top - elmList.height() - 10
          });
        },
        'mouseleave': function() {
          $(this)
              .attr('title', barTitle)
              .css('background-image', barBackground);
          elmList.empty();
        }
      });
 
      var elmLastBar = elmGraph.children().last(),
          aaa = elmGraph.offset().left - elmLastBar.offset().left,
          lastBarWidth = $('#playerNicoplayer').width() < 898 ? aaa + 671 : (aaa + 897) * 672 / 898;
      elmLastBar.width(lastBarWidth > 1 ? lastBarWidth : 1);
 
      elmGraph.next()
          .on('click', function(e) { setContent(e.ctrlKey ? 60 : 10); })
          .text('コメ ' + comments.length);
 
      if (navigator.userAgent.match(/Chrome/)) elmList.css('background', 'rgba(0, 0, 0, .5)');
 
    };
 
    if (window.PlayerApp) {
      WatchApp.ns.model.WatchInfoModel.getInstance().addEventListener('reset', function() {
        WatchApp.ns.init.PlayerInitializer.playerAreaConnector.addEventListener(
            'onCommentListInitialized', function() {
              if (!$('#comment-list')[0]) setElement();
              setTimeout(setContent, 1000, 10);
            });
      });
    }
 
  };
 
  var script = document.createElement('script');
  script.appendChild(document.createTextNode('(' + setScript + ')()'));
  document.body.appendChild(script);
 
})();