ニコニコ動画でコメントの盛り上がりをグラフで表示
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// ==UserScript==
// @name HistogramHeatGraph.user.js
// @namespace https://gist.github.com/ishitsuka/10175564
// @version 0.20150115
// @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);
-webkit-filter: hue-rotate(180deg);
filter: hue-rotate(180deg);
}
#playerContainer > a {
cursor: pointer;
margin-left: 10px;
text-shadow: rgba(0, 0, 0, .2) 0 1px;
}
#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 {
transform: scaleX(1.336);
transform-origin: 0;
}
.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(/"|<|</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),
$graph = $('#playerTabWrapper').next(),
$list = $('#comment-list');
$('#playerContainerWrapper').css('padding-bottom', graphHeight + 11);
$('.miniBannerAdCloseButton').trigger('click');
$graph.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;
$('<div>')
.attr('title', barTitle)
.css('background-image', barBackground)
.height(graphHeight)
.width(barWidth)
.appendTo($graph);
}
$graph.children().on({
'mouseenter': function(e) {
barTitle = $(this).attr('title');
$(this).removeAttr('title');
$list
.css({
'left': e.pageX,
'top': $graph.offset().top - $list.height() - 10
})
.html(barTitle);
},
'mousemove': function(e) {
$list.offset({
'left': e.pageX,
'top': $graph.offset().top - $list.height() - 10
});
},
'mouseleave': function() {
$(this).attr('title', barTitle);
$list.empty();
}
});
var $lastBar = $graph.children().last(),
aaa = $graph.offset().left - $lastBar.offset().left,
lastBarWidth = $('#playerNicoplayer').width() < 898 ? aaa + 671 : (aaa + 897) * 672 / 898;
$lastBar.width(lastBarWidth > 1 ? lastBarWidth : 1);
$graph.next()
.on('click', function(e) { setContent(e.ctrlKey ? 60 : 10); })
.text('コメ ' + comments.length);
if (navigator.userAgent.match(/Chrome/)) $list.css('background', 'rgba(0, 0, 0, .5)');
};
if (window.PlayerApp) {
WatchApp.ns.model.WatchInfoModel.getInstance().addEventListener('reset', function() {
WatchApp.ns.init.PlayerInitializer.playerAreaConnector.addEventListener(
'onCommentListInitialized', function() {
if (!$('#comment-list')[0]) setElement();
setTimeout(setContent, 1000, 10);
});
});
}
};
var script = document.createElement('script');
script.appendChild(document.createTextNode('(' + setScript + ')()'));
document.body.appendChild(script);
})();