Created
May 7, 2011 18:44
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Kakaku.com Media Price per GB
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// ==UserScript== | |
// @name Kakaku.com Media Price per GB | |
// @description 価格.comでDVD, Blu-rayメディアのGBあたりの単価を表示 | |
// @namespace http://d.hatena.ne.jp/n2s/20110507/kakakucom | |
// @include http://kakaku.com/specsearch/0710/ | |
// @include http://kakaku.com/specsearch/0711/ | |
// ==/UserScript== | |
(function(){ | |
// 複数の容量があるメディアについて使用 | |
var getSize = function(tds){ | |
var s = tds[9].textContent.match(/[\d.]+/); | |
return(s && s[0]); | |
}; | |
var msize = { | |
"DVD-R": 4.7, | |
"DVD-R DL": 8.5, | |
"DVD-RW": 4.7, | |
"DVD+R": 4.7, | |
"DVD+R DL": 8.5, | |
"DVD+RW": 4.7, | |
"RAM": getSize, | |
"RAM TYPE4": getSize, | |
"RAM TYPE2": getSize, | |
"HD DVD-R": getSize, | |
"BD-R": 25, | |
"BD-RE": 25, | |
"BD-R DL": 50, | |
"BD-RE DL": 50, | |
"BD-R XL": 100 | |
}; | |
var i, tr, tds, mt, td_pp, pp, ms, div; | |
var trs = document.querySelectorAll("#spec_result table table tr"); | |
for(i = 0; tr = trs[i]; ++i){ | |
if(tr.className.match(/^bgColor/)){ continue; } | |
tds = tr.querySelectorAll("td"); | |
// メディアタイプ→容量 | |
ms = msize[tds[8].textContent]; | |
if(typeof(ms) === "function"){ | |
ms = ms(tds); | |
} | |
// 1枚あたり | |
td_pp = tds[13]; | |
pp = td_pp.textContent.match(/[\d.,]+/); | |
if(!(ms && pp)){ continue; } | |
div = document.createElement("div"); | |
div.appendChild(document.createTextNode("\\" + (pp[0].replace(/,/g,"")/ms).toPrecision(3) + "/GB")); | |
td_pp.appendChild(div); | |
} | |
})(); |
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