![\"oauth-5\"](\"http:\/\/lovelinux.mydns.jp\/wp-content\/uploads\/2017\/04\/oauth-5.png\")
<\/a><\/p>\n\u30b9\u30c6\u30c3\u30d7\uff11(Javascript\u3001Ajax)<\/h3>\n
\u307e\u305a\u306f
\n\u307e\u305a\u306fTwitter\u306eOAuth\u7528URL\u306e\u53d6\u5f97\u306e\u305f\u3081\u306eRails API\uff08\u81ea\u4f5c\uff09\u547c\u3073\u51fa\u3057\u3002
\nReact\u306e\u66f8\u304d\u65b9\u306a\u306e\u3067\u3001function\u3089\u3057\u304f\u306a\u3044\u3067\u3059\u304c\u30fb\u30fb\u30fb\u305f\u3060\u306efunction\u3060\u3068\u601d\u3063\u3066\u30bd\u30fc\u30b9\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
API\u547c\u3073\u51fa\u3057\u306e\u7d50\u679c\u3001OAuth\u7528\u306eURL\u304c\u5f97\u3089\u308c\u308b\u306e\u3067\u3001window.open\u3059\u308b\u611f\u3058\u3067\u3059\u3002
\n\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u3068\u3044\u3046\u304b\u5225\u30bf\u30d6\u3067Twitter\u306eOAuth\u753b\u9762\u304c\u958b\u304d\u307e\u3059\u3002
\n\u3067\u3001window.open\u3057\u305f\u3042\u3068\u306f setTimeout\u30671\u79d2\u304a\u304d\u306b\u30a6\u30a3\u30f3\u30c9\u30a6\u304c\u9589\u3058\u305f\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n
[bash]
\n onLoginTwitter: (history) => {
\n axios.get(“http:\/\/localhost:3000\/get_twitter_oauth_url”, {
\n withCredentials: true,
\n \t\tparams: {}
\n \t})
\n \t.then(function (response) {
\n windowLogin = window.open(response.data.oauth_url)
\n setTimeout(function(){CheckLoginStatusTwitter(history)}, 1000)
\n windowLogin.focus()
\n \t})
\n \t.catch(function (response) {
\n \t\tconsole.log(response);
\n \t});
\n }<\/p>\n
[\/bash]<\/p>\n
\u30b9\u30c6\u30c3\u30d7\uff11\uff0e\uff15(Rails)<\/h3>\n
\u30b9\u30c6\u30c3\u30d7\uff11\u304b\u3089\u547c\u3073\u51fa\u3055\u308c\u308bRails\u306e\u30bd\u30fc\u30b9\u3002
\nCONSUMER_ID\u3068CONSUMER_SECRET\u3092\u7528\u3044\u3066\u3001OAuth\u7528\u306eURL\u3092\u53d6\u5f97\u3057\u3001JSON\u3067\u7d50\u679c\u3092\u623b\u3057\u307e\u3059\u3002<\/p>\n
[bash]
\n require ‘oauth’<\/p>\n
def get_twitter_oauth_url
\n consumer = OAuth::Consumer.new(
\n Oauth::TWITTER_CONSUMER_ID,
\n Oauth::TWITTER_CONSUMER_SECRET,
\n { :site => “https:\/\/api.twitter.com” }
\n )<\/p>\n
request_token = consumer.get_request_token(
\n :oauth_callback => “http:\/\/localhost:3000\/oauth_twitter”
\n )<\/p>\n
cookies[:request_token] = request_token.token
\n cookies[:request_token_secret] = request_token.secret<\/p>\n
rtn = {}
\n rtn[“status”] = true
\n rtn[“oauth_url”] = request_token.authorize_url<\/p>\n
render json: rtn
\n end<\/p>\n
[\/bash]<\/p>\n
\u30b9\u30c6\u30c3\u30d7\uff12(Javascript)<\/h3>\n
\u30b9\u30c6\u30c3\u30d7\uff11\u306e\u30bd\u30fc\u30b9\u306eWindow\u547c\u3073\u51fa\u3057\u306e\u3068\u3053\u308d\u3060\u3051\u3092\u629c\u7c8b\u3002
\nRails\u306eAPI\u3067\u623b\u3063\u3066\u304d\u305f\u8a8d\u8a3c\u7528URL\u3092\u5f15\u6570\u306b\u3057\u3066 window.open\u3002<\/p>\n
[bash]
\nwindowLogin = window.open(response.data.oauth_url)
\n[\/bash]<\/p>\n
\u30b9\u30c6\u30c3\u30d7\uff13<\/h3>\n
\u3053\u3053\u306f\u30d7\u30ed\u30b0\u30e9\u30e0\u3059\u308b\u5fc5\u8981\u306a\u3057\u3067\u3059\u3002Twitter\u306eOAuth\u306e\u753b\u9762\u3067
\n\u7d14\u7c8b\u306b\u8a8d\u8a3c\uff06\u8a31\u53ef\u3092\u3057\u3066\u3082\u3089\u3044\u307e\u3059\u3002<\/p>\n
\u30b9\u30c6\u30c3\u30d7\uff14(Rails)<\/h3>\n
Twitter\u5074\u306e\u8a8d\u8a3c\u3068\u8a31\u53ef\u306e\u51e6\u7406\u304c\u7d42\u308f\u308b\u3068\u3001\u30b9\u30c6\u30c3\u30d7\uff11\uff0e\uff15\u3067\u6307\u5b9a\u3057\u305f\u30b3\u30fc\u30eb\u30d0\u30c3\u30afURL\u306b\u5236\u5fa1\u304c\u623b\u3063\u3066\u304d\u307e\u3059\u3002
\n\u30c6\u30b9\u30c8\u74b0\u5883\u3067\u3059\u306e\u3067Rails\u306e\u30c7\u30d5\u30a9\u30eb\u30c8 http:\/\/localhost:3000 \u3067\u30b5\u30fc\u30d0\u30fc\u304c\u7acb\u3061\u4e0a\u304c\u3063\u3066\u3044\u3066\u3001
\n\u30b3\u30fc\u30eb\u30d0\u30c3\u30afURL\u306f\u3000http:\/\/localhost:3000\/oauth_twitter\u3000\u3067\u3059\u3002<\/p>\n
\u3067\u306f\u3001Rails\u306e\u65b9\u306e\u5b9f\u88c5\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002
\n\u6700\u521d\u306bCONSUMER_ID\u3068CONSUMER_SECRET\u3092\u7528\u3044\u3066\u3001\u30c8\u30fc\u30af\u30f3\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002
\n\u3055\u3089\u306b\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3067\u6e21\u3063\u3066\u304d\u305f\u3001 oauth_token\u3068oauth_verifier\u3092\u4f7f\u3063\u3066
\n\u30a2\u30af\u30bb\u30b9\u30c8\u30fc\u30af\u30f3\u3092\u5f97\u307e\u3059\u3002
\n\u6700\u5f8c\u306b\u5f97\u3089\u308c\u305f\u30a2\u30af\u30bb\u30b9\u30c8\u30fc\u30af\u30f3\u3092\u4f7f\u3063\u3066API\u30a2\u30af\u30bb\u30b9\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u60c5\u5831\u3092\u5f97\u307e\u3059\u3002<\/p>\n
\u3067\u3001cookies\u306b\u5f97\u3089\u308c\u305f\u60c5\u5831\u3092\u30bb\u30c3\u30c8\u3057\u3066\u3001\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u629c\u3051\u307e\u3059\u3002<\/p>\n
cookies[:oauth_token] = params[:oauth_token]
\n cookies[:twitter_uid] = user_info[“id”]
\n cookies[:screen_name] = user_info[“screen_name”]<\/p>\n
[bash]
\nclass OauthController < ApplicationController\n #URL \/oauth_twitter \u3078\u306e\u51e6\u7406\n def twitter\n consumer = OAuth::Consumer.new(\n Oauth::TWITTER_CONSUMER_ID,\n Oauth::TWITTER_CONSUMER_SECRET,\n { :site => “https:\/\/api.twitter.com” }
\n )<\/p>\n
request_token = OAuth::RequestToken.new(
\n consumer,
\n cookies[:request_token],
\n cookies[:request_token_secret]
\n )<\/p>\n
access_token = request_token.get_access_token(
\n {},
\n :oauth_token => params[:oauth_token],
\n :oauth_verifier => params[:oauth_verifier]
\n )<\/p>\n
response = consumer.request(
\n :get,
\n ‘\/1.1\/account\/verify_credentials.json’,
\n access_token, { :scheme => :query_string }
\n )<\/p>\n
rtn = {}<\/p>\n
case response
\n when Net::HTTPSuccess
\n user_info = JSON.parse(response.body)<\/p>\n
if user_info[“screen_name”]
\n cookies[:oauth_token] = params[:oauth_token]
\n cookies[:twitter_uid] = user_info[“id”]
\n cookies[:screen_name] = user_info[“screen_name”]
\n else
\n #”Authentication failed”
\n end
\n else
\n #”Failed to get user info via OAuth”
\n end<\/p>\n
end<\/p>\n
end<\/p>\n
[\/bash]<\/p>\n
Rails\u306eGemfile\u306b\u4ee5\u4e0b\u306e\uff13\u3064\u306egem\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n
[bash]
\ngem ‘json’
\ngem ‘oauth’
\ngem ‘rack-cors’, :require => ‘rack\/cors’<\/p>\n
[\/bash]<\/p>\n
SPA\u3092\u30b5\u30fc\u30d6\u3057\u3066\u3044\u308b\u30b5\u30fc\u30d0\u30fc\u3068API\u3092\u30b5\u30fc\u30d6\u3057\u3066\u3044\u308b\u30b5\u30fc\u30d0\u30fc\u304c\u5225\u7269\u306b\u306a\u308b\u306e\u3067\u3001
\n\u30af\u30ed\u30b9\u30c9\u30e1\u30a4\u30f3\u306aAPI\u30a2\u30af\u30bb\u30b9\u3068\u306a\u308b\u305f\u3081\u3001API\u5074\u3067\u305d\u308c\u3092\u8a31\u53ef\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002
\ngem rack-cors \u3067\u305d\u308c\u306b\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002\u3067\u3001\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u306bapplication.rb\u3092
\n\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u304d\u63db\u3048\u307e\u3059\u3002\u3000\u672c\u756a\u3067\u306forigins\u306f\u300c\uff0a\u300d\u3067\u306f\u306a\u304f\u3001\u3061\u3083\u3093\u3068\u7279\u5b9a\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u5165\u308c\u308b\u3079\u3057\u3002<\/p>\n
config\/application.rb
\n[bash]
\n class Application < Rails::Application\n\n config.middleware.insert_before ActionDispatch::Static, Rack::Cors do\n allow do\n origins '*'\n resource '*', :headers => :any, :methods => [:get, :post, :delete]
\n end
\n end<\/p>\n
end<\/p>\n
[\/bash]<\/p>\n
\u30b9\u30c6\u30c3\u30d7\uff15(Rails\u306eJavascript)<\/h3>\n
OauthController\u306etwitter\u30e1\u30bd\u30c3\u30c9\u3067\u51e6\u7406\u3092\u3057\u305f\u306e\u3067\u3001\u666e\u901a\u306b\u51e6\u7406\u304c\u7d42\u308f\u308c\u3070\u3001\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u753b\u9762\u306b\u306f
\n\u305d\u306e\u30e1\u30bd\u30c3\u30c9\u306b\u5bfe\u5fdc\u3059\u308b\u30d3\u30e5\u30fc\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002
\n\u306a\u306e\u3067\u3001\u5bfe\u5fdc\u3059\u308b\u30d3\u30e5\u30fc\u306f\u4f5c\u308b\u306e\u3067\u3059\u304c\u3001\u3042\u304f\u307e\u3067\u30c0\u30df\u30fc\u3067\u7d50\u69cb\u3067\u3059\u3002
\n\u305d\u3082\u305d\u3082\u3001\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\uff08\u5225\u30bf\u30d6\uff09\u3067Twitter\u8a8d\u8a3c\u304c\u958b\u3044\u3066\u3044\u3066\u3001\u8a8d\u8a3c\u304c\u7d42\u308f\u308c\u3070\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u306f\u9589\u3058\u3066\u307b\u3057\u3044
\n\u306f\u305a\u3067\u3059\u306e\u3067\u30fb\u30fb\u30fb<\/p>\n
\u3067\u3001assets\/javascripts \u914d\u4e0b\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306aJavaScript\uff08CoffeeScript\u3067\u306f\u306a\u3044\uff09\u3092\u4f5c\u308a\u307e\u3059\u3002
\n\u30d5\u30a1\u30a4\u30eb\u540d\u306f\u306a\u3093\u3067\u3082\u3044\u3044\u3002
\n\u3067\u3001\u3053\u3053\u3067\u3059\u308b\u51e6\u7406\u306f\u3001\u30c0\u30df\u30fc\u306e\u30d3\u30e5\u30fc\u304c\u8868\u793a\u3055\u308c\u305f\u6642\u306b\u305d\u306ehref\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3066\u3001
\n\u8a8d\u8a3c\u7d42\u4e86\u306e\u30c0\u30df\u30fc\u30d3\u30e5\u30fc\u3060\u3068\u5224\u5b9a\u3067\u304d\u305f\u3089\u3001window.close\u3057\u3066\u3084\u308b\u3068\u3044\u3046\u3082\u306e\u3067\u3059\u3002<\/p>\n
[bash]
\n$(function(){
\n if (window.location.href.indexOf(“oauth_twitter”) >0){
\n window.close();
\n }<\/p>\n
});<\/p>\n
[\/bash]<\/p>\n
\u30b9\u30c6\u30c3\u30d7\uff16(SPA\u306eJavascript)<\/h3>\n
\u6700\u5f8c\u306b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b5\u30a4\u30c9\u3067\u3059\u3002window.open\u306e\u6642\u306bsetTimeout\u3067\u547c\u3070\u308c\u308b\u30e1\u30bd\u30c3\u30c9\u3067\u3059\u3002
\nwindowLogin.closed\u306e\u72b6\u614b\u3092\uff11\u79d2\u9593\u9694\u3067\u30c1\u30a7\u30c3\u30af\u3057\u3001Twitter\u306e\u8a8d\u8a3c\u753b\u9762\u304c\u9589\u3058\u305f\u3089
\nalert\u306b\u8a8d\u8a3c\u3067\u5f97\u3089\u308c\u305f\u60c5\u5831\u3092\u30af\u30c3\u30ad\u30fc\u304b\u3089\u8868\u793a\u3057\u307e\u3059\u3002\uff08\u5225\u306b\u8868\u793a\u3059\u308b\u5fc5\u8981\u306f\u306a\u3044\u306e\u3067\u3059\u304c\u30fb\u30fb\u30fb\uff09
\n\u3067\u3001\u8a8d\u8a3c\u304c\u901a\u3063\u305f\u3068\u5224\u5b9a\u3067\u304d\u305f\u3089\u3001\u30a2\u30d7\u30ea\u306e\u30c8\u30c3\u30d7\u30da\u30fc\u30b8\u306a\u3069\u3078\u30b8\u30e3\u30f3\u30d7\u3057\u3066\u3084\u308a\u307e\u3059\u3002<\/p>\n
\u3042\u3068\u306fSPA\u306a\u306e\u3067API\u30b5\u30fc\u30d0\u30fc\u3078\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3073\u306b\u304a\u305d\u3089\u304f\u30e6\u30fc\u30b6\u30fc\u8a8d\u8a3c\u3082\u5fc5\u305a\u3059\u308b\u3053\u3068\u306b\u306a\u308b\u3068\u601d\u3046\u306e\u3067\u3001
\nAPI\u3092\u547c\u3076\u305f\u3073\u306b\u3001\u3053\u3053\u3067\u5f97\u3089\u308c\u305f\u60c5\u5831\u3092\u4ed8\u4e0e\u3057\u3066\u3084\u308b\u30a4\u30e1\u30fc\u30b8\u3067\u3057\u3087\u3046\u304b\u30fb\u30fb\u30fb<\/p>\n
\u672c\u984c\u3068\u306f\u305d\u308c\u307e\u3059\u304c\u3001setTimeout\u3067\u5f15\u6570\u3092\u3064\u3051\u305ffunction\u3092\u547c\u3073\u305f\u3044\u3068\u304d\u306f \u7121\u540d\u95a2\u6570\u3068\u3059\u308b
\n\u306e\u304c\u30eb\u30fc\u30eb\u306e\u3088\u3046\u3067\u3059\u3002<\/p>\n
[bash]
\nconst CheckLoginStatusTwitter = (history) => {
\n if (windowLogin.closed) {
\n alert(Cookies.get(‘twitter_uid’) + “\\n” + Cookies.get(‘screen_name’))
\n if (Cookies.get(‘twitter_uid’) != undefined && Cookies.get(‘screen_name’) != undefined){
\n history.push(“\/counter”)
\n }
\n else{
\n alert(“\u8a8d\u8a3c\u306b\u5931\u6557\u3057\u307e\u3057\u305f”)
\n }
\n }
\n else{
\n setTimeout(function(){CheckLoginStatusTwitter(history)}, 1000)
\n }
\n}<\/p>\n
[\/bash]
\n![\"oauth-14\"](\"http:\/\/lovelinux.mydns.jp\/wp-content\/uploads\/2017\/04\/oauth-14.png\")
<\/a><\/p>\n\u3042\u3068\u304c\u304d<\/h3>\n
\u3042\u3063\u3055\u308a\u3068\u8aac\u660e\u3057\u3061\u3083\u3044\u307e\u3057\u305f\u304c\u3001\u7406\u5c48\u304c\u308f\u304b\u308b\u307e\u3067\u3082\u5c11\u3057\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3057\u305f\u3002
\nSPA\u3067SNS\u8a8d\u8a3c\u3059\u308b\u306a\u3089\u3069\u3046\u3059\u308a\u3083\u3044\u3044\u3093\u3060\u3068\u3044\u3046\u60c5\u5831\u304c\u3001\u4ee5\u5916\u306b\u306a\u304f\u3066\u30fb\u30fb\u30fb
\n\u3042\u3061\u3053\u3061\u8aad\u307f\u6f01\u3063\u3066\u3001\u306a\u3093\u3068\u304b\u5f62\u306b\u306a\u308a\u307e\u3057\u305f\u3002
\n\u4f55\u304b\u306e\u53c2\u8003\u306b\u306a\u308c\u3070\u3068\u30fb\u30fb\u30fb\u30fb<\/p>\n","protected":false},"excerpt":{"rendered":"
\u306f\u3058\u3081\u306b React\u3067SPA\u3092\u4f5c\u308b\u3053\u3068\u306b\u306a\u3063\u3066\u3001\u30ed\u30b0\u30a4\u30f3\u8a8d\u8a3c\u306b\u30e1\u30fc\u30eb\uff06\u30d1\u30b9\u30ef\u30fc\u30c9\u306e\u8a8d\u8a3c\u306b\u52a0\u3048\u3066\u3001 Google\u3084Twitter\u8a8d\u8a3c\u3082\u52a0\u3048\u305f\u304f\u306a\u3063\u305f\u6642\u3001\u3069\u3046\u3059\u308c\u3070\u3088\u3044\u304b\u308f\u304b\u3089\u306a\u304b\u3063\u305f\u3002 \u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306fRails\u3060\u304c\u3001\u3042\u304f\u307e\u3067API\u30b5\u30fc\u30d0\u30fc\u7684\u306a\u7acb\u5834\u306a\u306e\u3067 \u30e1\u30b8\u30e3\u30fc\u306aomniauth \u306a\u3093\u304b\u306f\u4f7f\u3048\u305d\u3046\u306b\u306a\u3044\u3002\u3002\u3002 \u524d\u56de\u306eGoogle\u7de8\u306b\u7d9a\u304d\u3001\u4eca\u56de\u306fTwitter\u7de8\u3002 \u3042\u308c\u3053\u308c\u60a9\u307f\u306a\u304c\u3089\u306a\u3093\u3068\u304b\u52d5\u304f\u3068\u3053\u308d\u307e\u3067\u305f\u3069\u308a\u7740\u3044\u305f\u306e\u3067\u3001\u3084\u308a\u65b9\u3092\u516c\u958b\u3002 React+Redux\u306e\u74b0\u5883\u306a\u3093\u3067\u3059\u304c\u3001\u305d\u3053\u307e\u3067\u7acb\u3061\u5165\u308b\u3068\u8a71\u304c\u3084\u3084\u3053\u3057\u304f\u306a\u308b\u306e\u3067\u3001 \u5b9f\u88c5\u306e\u30a8\u30ad\u30b9\u90e8\u5206\u3060\u3051\u3092\u8a18\u8f09\u3057\u3066\u307f\u307e\u3059\u3002 Twitter Developer\u306b\u30a2\u30d7\u30ea\u767b\u9332 Twitter Developer \u3053\u308c\u306b\u3064\u3044\u3066\u306f\u4e0a\u8a18\u306eURL\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u30a2\u30d7\u30ea\u3092\u767b\u9332\u3057\u3066\u304f\u3060\u3055\u3044\u3002 \u30a2\u30d7\u30ea\u540d\u3068\u30b3\u30fc\u30eb\u30d0\u30c3\u30afURL\u3092\u767b\u9332\u3057\u305f\u3089\u3001Consumer Key (API Key)\u3068Consumer Secret (API Secret)\u304c\u3082\u3089\u3048\u307e\u3059\u3002 \u8a73\u3057\u304f\u306f\u66f8\u304d\u307e\u305b\u3093\u3001\u30b0\u30b0\u308c\u3070\u3053\u308c\u306f\u305f\u304f\u3055\u3093\u66f8\u3044\u3066\u3042\u308a\u307e\u3059\u3002 \u52d5\u4f5c\u30a4\u30e1\u30fc\u30b8 \u30c7\u30b6\u30a4\u30f3\u306f\u3057\u3087\u307c\u3044\u3067\u3059\u304c\u3001\u3053\u3093\u306a\u611f\u3058\u306e\u30ed\u30b0\u30a4\u30f3\u753b\u9762\u3002 Google\u304bTwitter\u3067\u8a8d\u8a3c\u3057\u3066\u30ed\u30b0\u30a4\u30f3\u3057\u3066\u306d\u3001\u3068\u3044\u3046\u3082\u306e\u3002 \u4eca\u56de\u306fTwitter\u306b\u3064\u3044\u3066\u306e\u307f\u53d6\u308a\u4e0a\u3052\u307e\u3059\u3002 Twitter\u3067\u30ed\u30b0\u30a4\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u3001Twitter\u304c\u7528\u610f\u3057\u3066\u3044\u308bOAuth\u7528\u306e\u753b\u9762\u304c\u8868\u793a\u3055\u308c\u3066\u3001 Twitter\u306e\u30e6\u30fc\u30b6\u30fc\u540d\u3068\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5165\u308c\u3066\u3001\u6700\u5f8c\u306b\u4eca\u56de\u4f5c\u308b\u30a2\u30d7\u30ea\uff08SPA\uff09\u3078\u306e\u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u753b\u9762\u304c\u8868\u793a\u3055\u308c\u3001 \u8a31\u53ef\u3059\u308b\u3068\u3001SPA\u30a2\u30d7\u30ea\u306b\u30ed\u30b0\u30a4\u30f3\u51fa\u6765\u308b\u3068\u3044\u3046\u3082\u306e\u3002 \u30b9\u30c6\u30c3\u30d7\uff11(Javascript\u3001Ajax) \u307e\u305a\u306f \u307e\u305a\u306fTwitter\u306eOAuth\u7528URL\u306e\u53d6\u5f97\u306e\u305f\u3081\u306eRails API\uff08\u81ea\u4f5c\uff09\u547c\u3073\u51fa\u3057\u3002 React\u306e\u66f8\u304d\u65b9\u306a\u306e\u3067\u3001function\u3089\u3057\u304f\u306a\u3044\u3067\u3059\u304c\u30fb\u30fb\u30fb\u305f\u3060\u306efunction\u3060\u3068\u601d\u3063\u3066\u30bd\u30fc\u30b9\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002 API\u547c\u3073\u51fa\u3057\u306e\u7d50\u679c\u3001OAuth\u7528\u306eURL\u304c\u5f97\u3089\u308c\u308b\u306e\u3067\u3001window.open\u3059\u308b\u611f\u3058\u3067\u3059\u3002 \u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u3068\u3044\u3046\u304b\u5225\u30bf\u30d6\u3067Twitter\u306eOAuth\u753b\u9762\u304c\u958b\u304d\u307e\u3059\u3002 \u3067\u3001window.open\u3057\u305f\u3042\u3068\u306f setTimeout\u30671\u79d2\u304a\u304d\u306b\u30a6\u30a3\u30f3\u30c9\u30a6\u304c\u9589\u3058\u305f\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002 [bash] onLoginTwitter: (history) => { axios.get(“http:\/\/localhost:3000\/get_twitter_oauth_url”, { withCredentials: true, params: {} }) .then(function (response) { windowLogin = window.open(response.data.oauth_url) setTimeout(function(){CheckLoginStatusTwitter(history)}, 1000) windowLogin.focus() }) .catch(function (response) { console.log(response); }); } [\/bash] \u30b9\u30c6\u30c3\u30d7\uff11\uff0e\uff15(Rails) \u30b9\u30c6\u30c3\u30d7\uff11\u304b\u3089\u547c\u3073\u51fa\u3055\u308c\u308bRails\u306e\u30bd\u30fc\u30b9\u3002 CONSUMER_ID\u3068CONSUMER_SECRET\u3092\u7528\u3044\u3066\u3001OAuth\u7528\u306eURL\u3092\u53d6\u5f97\u3057\u3001JSON\u3067\u7d50\u679c\u3092\u623b\u3057\u307e\u3059\u3002 [bash] require ‘oauth’ def get_twitter_oauth_url consumer = OAuth::Consumer.new( Oauth::TWITTER_CONSUMER_ID, Oauth::TWITTER_CONSUMER_SECRET, { :site => “https:\/\/api.twitter.com” } ) request_token = consumer.get_request_token( :oauth_callback => “http:\/\/localhost:3000\/oauth_twitter” ) cookies[:request_token] = request_token.token cookies[:request_token_secret] = request_token.secret rtn = {} rtn[“status”] = true rtn[“oauth_url”] = request_token.authorize_url render json: rtn end [\/bash] \u30b9\u30c6\u30c3\u30d7\uff12(Javascript) \u30b9\u30c6\u30c3\u30d7\uff11\u306e\u30bd\u30fc\u30b9\u306eWindow\u547c\u3073\u51fa\u3057\u306e\u3068\u3053\u308d\u3060\u3051\u3092\u629c\u7c8b\u3002 Rails\u306eAPI\u3067\u623b\u3063\u3066\u304d\u305f\u8a8d\u8a3c\u7528URL\u3092\u5f15\u6570\u306b\u3057\u3066 window.open\u3002 [bash] windowLogin = window.open(response.data.oauth_url) [\/bash] \u30b9\u30c6\u30c3\u30d7\uff13 \u3053\u3053\u306f\u30d7\u30ed\u30b0\u30e9\u30e0\u3059\u308b\u5fc5\u8981\u306a\u3057\u3067\u3059\u3002Twitter\u306eOAuth\u306e\u753b\u9762\u3067 \u7d14\u7c8b\u306b\u8a8d\u8a3c\uff06\u8a31\u53ef\u3092\u3057\u3066\u3082\u3089\u3044\u307e\u3059\u3002 \u30b9\u30c6\u30c3\u30d7\uff14(Rails) Twitter\u5074\u306e\u8a8d\u8a3c\u3068\u8a31\u53ef\u306e\u51e6\u7406\u304c\u7d42\u308f\u308b\u3068\u3001\u30b9\u30c6\u30c3\u30d7\uff11\uff0e\uff15\u3067\u6307\u5b9a\u3057\u305f\u30b3\u30fc\u30eb\u30d0\u30c3\u30afURL\u306b\u5236\u5fa1\u304c\u623b\u3063\u3066\u304d\u307e\u3059\u3002 \u30c6\u30b9\u30c8\u74b0\u5883\u3067\u3059\u306e\u3067Rails\u306e\u30c7\u30d5\u30a9\u30eb\u30c8 http:\/\/localhost:3000 \u3067\u30b5\u30fc\u30d0\u30fc\u304c\u7acb\u3061\u4e0a\u304c\u3063\u3066\u3044\u3066\u3001 \u30b3\u30fc\u30eb\u30d0\u30c3\u30afURL\u306f\u3000http:\/\/localhost:3000\/oauth_twitter\u3000\u3067\u3059\u3002 \u3067\u306f\u3001Rails\u306e\u65b9\u306e\u5b9f\u88c5\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002 \u6700\u521d\u306bCONSUMER_ID\u3068CONSUMER_SECRET\u3092\u7528\u3044\u3066\u3001\u30c8\u30fc\u30af\u30f3\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002 \u3055\u3089\u306b\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3067\u6e21\u3063\u3066\u304d\u305f\u3001 oauth_token\u3068oauth_verifier\u3092\u4f7f\u3063\u3066 \u30a2\u30af\u30bb\u30b9\u30c8\u30fc\u30af\u30f3\u3092\u5f97\u307e\u3059\u3002 \u6700\u5f8c\u306b\u5f97\u3089\u308c\u305f\u30a2\u30af\u30bb\u30b9\u30c8\u30fc\u30af\u30f3\u3092\u4f7f\u3063\u3066API\u30a2\u30af\u30bb\u30b9\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u60c5\u5831\u3092\u5f97\u307e\u3059\u3002 \u3067\u3001cookies\u306b\u5f97\u3089\u308c\u305f\u60c5\u5831\u3092\u30bb\u30c3\u30c8\u3057\u3066\u3001\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u629c\u3051\u307e\u3059\u3002 cookies[:oauth_token] = params[:oauth_token] cookies[:twitter_uid] = user_info[“id”] cookies[:screen_name] = user_info[“screen_name”] [bash] class OauthController < ApplicationController #URL \/oauth_twitter \u3078\u306e\u51e6\u7406 def twitter consumer = OAuth::Consumer.new( Oauth::TWITTER_CONSUMER_ID, Oauth::TWITTER_CONSUMER_SECRET, { :site => “https:\/\/api.twitter.com” } ) request_token = OAuth::RequestToken.new( consumer, cookies[:request_token], cookies[:request_token_secret] ) access_token = request_token.get_access_token( {}, :oauth_token => params[:oauth_token], :oauth_verifier => params[:oauth_verifier] ) response = consumer.request( :get, ‘\/1.1\/account\/verify_credentials.json’, access_token, { :scheme => :query_string } ) rtn = {} case response when Net::HTTPSuccess user_info = JSON.parse(response.body) if user_info[“screen_name”] cookies[:oauth_token] = params[:oauth_token] cookies[:twitter_uid] = user_info[“id”] cookies[:screen_name] = user_info[“screen_name”] else #”Authentication failed” end else #”Failed to get user info via OAuth” end end end [\/bash] Rails\u306eGemfile\u306b\u4ee5\u4e0b\u306e\uff13\u3064\u306egem\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002 [bash] gem ‘json’ gem ‘oauth’ gem ‘rack-cors’, :require => ‘rack\/cors’ [\/bash] SPA\u3092\u30b5\u30fc\u30d6\u3057\u3066\u3044\u308b\u30b5\u30fc\u30d0\u30fc\u3068API\u3092\u30b5\u30fc\u30d6\u3057\u3066\u3044\u308b\u30b5\u30fc\u30d0\u30fc\u304c\u5225\u7269\u306b\u306a\u308b\u306e\u3067\u3001 \u30af\u30ed\u30b9\u30c9\u30e1\u30a4\u30f3\u306aAPI\u30a2\u30af\u30bb\u30b9\u3068\u306a\u308b\u305f\u3081\u3001API\u5074\u3067\u305d\u308c\u3092\u8a31\u53ef\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 gem rack-cors \u3067\u305d\u308c\u306b\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002\u3067\u3001\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u306bapplication.rb\u3092 \u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u304d\u63db\u3048\u307e\u3059\u3002\u3000\u672c\u756a\u3067\u306forigins\u306f\u300c\uff0a\u300d\u3067\u306f\u306a\u304f\u3001\u3061\u3083\u3093\u3068\u7279\u5b9a\u306e\u30c9\u30e1\u30a4\u30f3\u540d\u3092\u5165\u308c\u308b\u3079\u3057\u3002 config\/application.rb [bash] class Application < Rails::Application config.middleware.insert_before ActionDispatch::Static, Rack::Cors do allow do origins '*' resource '*', :headers => :any, :methods => [:get, :post, :delete] end end end [\/bash] \u30b9\u30c6\u30c3\u30d7\uff15(Rails\u306eJavascript) OauthController\u306etwitter\u30e1\u30bd\u30c3\u30c9\u3067\u51e6\u7406\u3092\u3057\u305f\u306e\u3067\u3001\u666e\u901a\u306b\u51e6\u7406\u304c\u7d42\u308f\u308c\u3070\u3001\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u753b\u9762\u306b\u306f \u305d\u306e\u30e1\u30bd\u30c3\u30c9\u306b\u5bfe\u5fdc\u3059\u308b\u30d3\u30e5\u30fc\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002 \u306a\u306e\u3067\u3001\u5bfe\u5fdc\u3059\u308b\u30d3\u30e5\u30fc\u306f\u4f5c\u308b\u306e\u3067\u3059\u304c\u3001\u3042\u304f\u307e\u3067\u30c0\u30df\u30fc\u3067\u7d50\u69cb\u3067\u3059\u3002 \u305d\u3082\u305d\u3082\u3001\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\uff08\u5225\u30bf\u30d6\uff09\u3067Twitter\u8a8d\u8a3c\u304c\u958b\u3044\u3066\u3044\u3066\u3001\u8a8d\u8a3c\u304c\u7d42\u308f\u308c\u3070\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u306f\u9589\u3058\u3066\u307b\u3057\u3044 \u306f\u305a\u3067\u3059\u306e\u3067\u30fb\u30fb\u30fb \u3067\u3001assets\/javascripts \u914d\u4e0b\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306aJavaScript\uff08CoffeeScript\u3067\u306f\u306a\u3044\uff09\u3092\u4f5c\u308a\u307e\u3059\u3002 \u30d5\u30a1\u30a4\u30eb\u540d\u306f\u306a\u3093\u3067\u3082\u3044\u3044\u3002 \u3067\u3001\u3053\u3053\u3067\u3059\u308b\u51e6\u7406\u306f\u3001\u30c0\u30df\u30fc\u306e\u30d3\u30e5\u30fc\u304c\u8868\u793a\u3055\u308c\u305f\u6642\u306b\u305d\u306ehref\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3066\u3001 \u8a8d\u8a3c\u7d42\u4e86\u306e\u30c0\u30df\u30fc\u30d3\u30e5\u30fc\u3060\u3068\u5224\u5b9a\u3067\u304d\u305f\u3089\u3001window.close\u3057\u3066\u3084\u308b\u3068\u3044\u3046\u3082\u306e\u3067\u3059\u3002 [bash] $(function(){ if (window.location.href.indexOf(“oauth_twitter”) >0){ window.close(); }…<\/p>\n","protected":false},"author":1,"featured_media":1620,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[6,77],"tags":[80,71,72,81],"class_list":{"0":"post-1619","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-rails","8":"category-react","9":"tag-oauth","10":"tag-rails","11":"tag-reactjs","12":"tag-twitter"},"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/lovelinux.mydns.jp\/index.php?rest_route=\/wp\/v2\/posts\/1619","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lovelinux.mydns.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lovelinux.mydns.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lovelinux.mydns.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lovelinux.mydns.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1619"}],"version-history":[{"count":5,"href":"https:\/\/lovelinux.mydns.jp\/index.php?rest_route=\/wp\/v2\/posts\/1619\/revisions"}],"predecessor-version":[{"id":1631,"href":"https:\/\/lovelinux.mydns.jp\/index.php?rest_route=\/wp\/v2\/posts\/1619\/revisions\/1631"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lovelinux.mydns.jp\/index.php?rest_route=\/wp\/v2\/media\/1620"}],"wp:attachment":[{"href":"https:\/\/lovelinux.mydns.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1619"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lovelinux.mydns.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1619"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lovelinux.mydns.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1619"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![\"oauth-15\"](\"http:\/\/lovelinux.mydns.jp\/wp-content\/uploads\/2017\/04\/oauth-15.png\")
<\/a><\/p>\n![\"oauth-1\"](\"http:\/\/lovelinux.mydns.jp\/wp-content\/uploads\/2017\/04\/oauth-1.png\")
<\/a><\/p>\n![\"oauth-12\"](\"http:\/\/lovelinux.mydns.jp\/wp-content\/uploads\/2017\/04\/oauth-12.png\")
<\/a><\/p>\n![\"oauth-11\"](\"http:\/\/lovelinux.mydns.jp\/wp-content\/uploads\/2017\/04\/oauth-11.png\")
<\/a><\/p>\n