Forked from hitode909/twitter-average-length.user.js
Created
September 9, 2010 17:25
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// ==UserScript== | |
// @name twitter-average-length2 | |
// @namespace http://www.hatena.ne.jp/mollifier | |
// @include http://twitter.com/* | |
// @include https://twitter.com/* | |
// ==/UserScript== | |
// Fork of twitter-average-length.user.js (http://gist.github.com/402749) | |
// original author is hitode909 (http://gist.github.com/hitode909) | |
// 日付文字列のパース処理に eval を使用しないように変更 | |
// RT の場合に RT 元の発言時刻ではなく RT した時刻を取得するように変更 | |
(function() { | |
var header = document.querySelector('h2.thumb'); | |
if (!header) return; | |
// length | |
var average = 0; | |
var entries = document.querySelectorAll('.entry-content'); | |
Array.forEach(entries, function(entry) { | |
average += entry.textContent.length; | |
}); | |
average /= entries.length; | |
div = document.createElement('div'); | |
div.textContent = '平均' + Math.floor(average * 100) / 100 + '文字'; | |
header.appendChild(div); | |
// {time:'Tue Aug 31 18:47:17 +0000 2010'} という形式の文字列から | |
// Date オブジェクトのミリ秒形式の値を取得する | |
var getTimeFromDateString = function(dateString) { | |
var ret = null; | |
var re = /time\s*:\s*(['"])(.+?)\1/; | |
var ma = dateString.match(re); | |
if (ma !== null && ma.length >= 3) { | |
ret = Date.parse(ma[2]) || null; | |
} | |
return ret; | |
}; | |
// 1つのつぶやきを含む HTML 要素から | |
// {time:'Tue Aug 31 18:47:17 +0000 2010'} という形式の日付文字列を取得する | |
var getDateDate = function(statusBody) { | |
var ret = ""; | |
var timestamps = null; | |
var rts = statusBody.querySelectorAll('.retweet-meta'); | |
if (rts !== null && rts.length > 0) { | |
// RT の場合 | |
timestamps = rts[0].querySelectorAll('.timestamp-title'); | |
} else { | |
// RT でない場合 | |
timestamps = statusBody.querySelectorAll('.timestamp'); | |
} | |
if (timestamps !== null && timestamps.length > 0) { | |
ret = timestamps[0].getAttribute("data") | |
} | |
return ret; | |
}; | |
// speed | |
var statusBodies = document.querySelectorAll('.status-body'); | |
var topTime = getTimeFromDateString(getDateDate(statusBodies[0])); | |
var bottomTime = getTimeFromDateString(getDateDate(statusBodies[statusBodies.length - 1])); | |
if (! topTime || ! bottomTime) { | |
// パースエラー | |
return; | |
} | |
var per_tweet = (topTime - bottomTime) / statusBodies.length / 1000; | |
var maps = [ {size: 60 * 60 * 24, name: "日"}, {size: 60 * 60, name: "時間"}, {size:60, name: "分"}, {size:1, name: "秒"}]; | |
var map; | |
for(var i = 0; i < maps.length; i++) with({m: maps[i]}) { | |
console.log([m, per_tweet]); | |
if (m.size < per_tweet) { | |
map = m; | |
break; | |
} | |
} | |
if (!map) map = maps[maps.length - 1]; | |
div = document.createElement('div'); | |
div.textContent = Math.floor((per_tweet / map.size) * 100) / 100 + map.name + 'に1回投稿'; | |
header.appendChild(div); | |
})(); | |
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