\u3061\u3087\u3063\u3068\u5fc5\u8981\u306b\u306a\u3063\u305f\u306e\u3067node.js\u3067\u30d0\u30c3\u30c1\u3092\u66f8\u3044\u305f\u3002
\n\u306f\u3058\u3081\u306b\u30d9\u30a2\u30e9\u30fc\u30c8\u30fc\u30af\u30f3\u3092\u53d6\u5f97\u3059\u308b\u3002<\/p>\n
var request = require('request');\r\n\r\nfunction getBearerToken() {\r\n\tvar api_key = ''\t\t\/\/ \tConsumer Key (API Key)\r\n\tvar api_secret = ''\t\t\/\/ \tConsumer Secret (API Secret)\r\n \r\n var credential = (new Buffer(api_key + \":\" + api_secret)).toString('base64')\r\n \r\n var api_url = \"https:\/\/api.twitter.com\/oauth2\/token\"\r\n \r\n \r\n \/\/\/HTTP\u30d8\u30c3\u30c0\u30fc\u3092\u5b9a\u7fa9\r\n var headers = {\r\n 'Content-Type':'application\/x-www-form-urlencoded;charset=UTF-8',\r\n 'Authorization':' Basic ' + credential \r\n }\r\n \r\n \/\/HTTP\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u5b9a\u7fa9\r\n var options = {\r\n url: api_url,\r\n method: 'POST',\r\n headers: headers,\r\n form: {\"grant_type\":\"client_credentials\"}\r\n }\r\n\r\n\treturn new Promise(function(resolve, reject){\r\n\t \/\/\u30ea\u30af\u30a8\u30b9\u30c8\u9001\u4fe1\r\n\t request(options, function (error, response, body) {\r\n\t\t if(error){\r\n\t\t\t reject(new Error(error.message));\r\n\t\t } \r\n\t\t resolve(body) \r\n\t }) \r\n\t})\r\n\r\n}\r\n\r\ngetBearerToken().then(console.log)<\/pre>\n\u3061\u306a\u307f\u306b\u3001\u30d9\u30a2\u30e9\u30fc\u3068\u306f\u904b\u642c\u8005\u3068\u3044\u3063\u305f\u610f\u5473\u304c\u3042\u308b\u3089\u3057\u3044\u3002\u3064\u307e\u308a\u30af\u30ea\u30b9\u30bf\u30eb\u30d9\u30a2\u30e9\u30fc\u306f\u300c\u30af\u30ea\u30b9\u30bf\u30eb\u3092\u904b\u3076\u8005\u300d\u3068\u3044\u3046\u610f\u5473\u3002\u53d6\u5f97\u3057\u305f\u30d9\u30a2\u30e9\u30fc\u30c8\u30fc\u30af\u30f3\u3092\u4f7f\u3063\u3066\u30e6\u30fc\u30b6\u30fc\u30bf\u30a4\u30e0\u30e9\u30a4\u30f3\u3092\u8aad\u307f\u8fbc\u3080\u3002<\/p>\n
var request = require('request');\r\nvar fs = require('fs')\r\n\r\n\r\n\/\/\u30e6\u30fc\u30b6\u30fc\u30bf\u30a4\u30e0\u30e9\u30a4\u30f3\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b\r\nfunction pLoadTweet(tweetOption) {\r\n var bearer_token = \"\" \/\/\u3053\u3053\u306b\u53d6\u5f97\u3057\u305f\u30d9\u30a2\u30e9\u30fc\u30c8\u30fc\u30af\u30f3\u3092\u8a18\u8ff0\u3059\u308b\r\n \r\n \/\/twiiter api url\r\n var api_url = \"https:\/\/api.twitter.com\/1.1\/statuses\/user_timeline.json\"\r\n \/\/api\u306b\u6307\u5b9a\u3059\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u521d\u671f\u5024\r\n var api_param = {\r\n screen_name:\"@_shimizu\", \r\n count:200,\r\n page:null,\r\n since_id:null,\r\n max_id:null,\r\n trim_user:true,\r\n contributor_details:false,\r\n exclude_replies:false,\r\n include_rts:false\r\n }\r\n \r\n \/\/\u5f15\u6570\u304c\u6307\u5b9a\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001api_param\u3092\u4e0a\u66f8\u304d\u3059\u308b\r\n if(tweetOption) Object.keys(tweetOption).forEach(function(key){\r\n api_param[key] = tweetOption[key]\r\n })\r\n \r\n \/\/\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092GET\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u5f62\u5f0f\u306b\u5909\u63db\u3059\u308b\r\n var api_param_str = Object.keys(api_param)\r\n .filter(function(key){ return api_param[key]!=null }) \/\/null\u304c\u6307\u5b9a\u3055\u308c\u3066\u3044\u308b\u9805\u76ee\u306f\u7701\u304f\r\n .map(function(key){ return key+\"=\"+ api_param[key] }).join(\"&\")\r\n \r\n \/\/\/HTTP\u30d8\u30c3\u30c0\u30fc\u3092\u5b9a\u7fa9\r\n var headers = {\r\n 'Authorization':' Bearer ' + bearer_token\r\n }\r\n \r\n \/\/HTTP\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u5b9a\u7fa9\r\n var options = {\r\n url: api_url + \"?\" + api_param_str,\r\n method: 'GET',\r\n headers: headers,\r\n json: true,\r\n }\r\n\r\n\r\n return new Promise(function(resolve, reject){\r\n \/\/\u30ea\u30af\u30a8\u30b9\u30c8\u9001\u4fe1\r\n request(options, function (error, response, body) {\r\n if(error) reject(new Error(error.message))\r\n if(response.headers['x-rate-limit-limit'] < 1){\r\n reject(new Error(\"\u30ea\u30af\u30a8\u30b9\u30c8\u5236\u9650\u3092\u8d85\u3048\u307e\u3057\u305f\"))\r\n } \r\n resolve(body) \r\n }) \r\n })\r\n}\r\n\r\n\/\/\u30d5\u30a1\u30a4\u30eb\u66f8\u304d\u8fbc\u307f\r\nfunction pWriteFile(file, str) {\r\n return new Promise(function(resolve, reject){\r\n fs.writeFile(file, str, 'utf-8', function (err) {\r\n var resolve = {}\r\n if (err) {\r\n reject(new Error(err))\r\n }\r\n else {\r\n resolve({success:true})\r\n }\r\n })\r\n }) \r\n}\r\n\r\n\r\n\/\/\uff12\u30ea\u30af\u30a8\u30b9\u30c8\u3001\u6700\u65b0\uff14\uff10\uff10tweet\u3092\u53d6\u5f97\r\nvar p1 = pLoadTweet({page:1})\r\nvar p2 = pLoadTweet({page:2})\r\n\r\n\/\/\u5168\u3066\u306e\u30d7\u30ed\u30df\u30b9\u304c\u7d42\u4e86\u3057\u305f\u3089\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\r\nPromise.all([p1, p2]).then(function(values) { \r\n var flatten = Array.prototype.concat.apply([], values) \r\n var output = JSON.stringify(flatten)\r\n pWriteFile(\"user_timeline.json\", output).then(function(){ console.log(\"load sucess\") })\r\n});\r\n<\/pre>\nuser_timeline.json\u306b\u30e6\u30fc\u30b6\u30fc\u306e\u30bf\u30a4\u30e0\u30e9\u30a4\u30f3\u30c7\u30fc\u30bf\u304c\u4fdd\u5b58\u3055\u308c\u308b\u3002<\/p>\n
while\u3067\u56de\u3057\u306610\u79d2\u3054\u3068\u306b\u53d6\u5f97\u3057\u305f\u308a\u3057\u3066\u3044\u308b\u3002<\/p>\n
while true; do node\u3000getUserTimeline.js ;sleep 10 ; done &<\/pre>\n[\u88dc\u8db3]
\n\u30b3\u30fc\u30c9\u3092\u4e00\u90e8\u66f8\u304d\u63db\u3048\u3066AWS Lambda \u3067\u52d5\u304b\u3059\u3053\u3068\u306b\u3057\u305f\u3002
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