Created
October 10, 2012 21:13
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| // モジュールの読み込み | |
| var util = require('util'); | |
| url = require('url'); | |
| http = require('http'); | |
| // ダウンロードを実行する関数 | |
| function download(urlStr) { | |
| // URL文字列のパース | |
| var u = url.parse(urlStr); | |
| // http.clientRequestオブジェクトの組み立て | |
| var client = http.createClient(u.port || 80, u.hostname); | |
| var request = client.request('GET', u.pathname, {host: u.hostname}); | |
| // リクエストの送信終了 | |
| request.end(); | |
| // イベントハンドラの定義 | |
| request.on('response', function(response) { | |
| // ステータスコードとヘッダーの出力 | |
| console.log(response.statusCode); | |
| for(var i in response.headers) { | |
| console.log(i + ":" + response.headers[i]); | |
| } | |
| console.log(''); | |
| // データ取得イベントの非同期処理 | |
| response.setEncoding('utf8'); | |
| response.on('data', function(chunk) { | |
| // chunkは受信したデータ(デフォルトでUTF8エンコード) | |
| util.print(chunk); | |
| }); | |
| // レスポンス終了イベントの非同期処理 | |
| response.on('end', function() { | |
| console.log(''); | |
| }); | |
| }); | |
| } | |
| download(process.argv[2]); | |
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