{"id":3822,"date":"2011-11-26T22:08:00","date_gmt":"2011-11-26T13:08:00","guid":{"rendered":"http:\/\/mimumimu.net\/blog\/2011\/11\/26\/twitter-%e3%81%ae-oauth-1-0-%e8%aa%8d%e8%a8%bc-%e8%a7%a3%e8%aa%ac%e3%80%82\/"},"modified":"2012-04-21T18:23:05","modified_gmt":"2012-04-21T09:23:05","slug":"twitter-%e3%81%ae-oauth-1-0-%e8%aa%8d%e8%a8%bc-%e8%a7%a3%e8%aa%ac%e3%80%82","status":"publish","type":"post","link":"https:\/\/mimumimu.net\/blog\/2011\/11\/26\/twitter-%e3%81%ae-oauth-1-0-%e8%aa%8d%e8%a8%bc-%e8%a7%a3%e8%aa%ac%e3%80%82\/","title":{"rendered":"Twitter \u306e OAuth 1.0 \u8a8d\u8a3c – \u89e3\u8aac\u3002"},"content":{"rendered":"

\u307f\u3080\u3089\u3067\u3059\u3002<\/p>\n

\u3072\u3068\u307e\u305a\u3001\u304a\u3079\u3093\u304d\u3087\u30fc\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u5f8c\u304b\u3089\u3082\u5206\u304b\u308b\u3088\u3046\u306b\u3001
\u5909\u6570\u3092\u591a\u304f\u4f7f\u3063\u3066\u6587\u5b57\u5217\u51fa\u529b\u3092\u3075\u3093\u3060\u3093\u306b\u51fa\u3057\u306a\u304c\u3089\u3002<\/p>\n

 <\/p>\n

\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u304c\u3001\u6d77\u304b\u3089\u6765\u305f\u4fb5\u7565\u8005\u306b\u4fb5\u7565\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001
\u305d\u3093\u306a\u3082\u306e\u5168\u304f\u6c17\u306b\u3057\u306a\u3044\u3001\u3080\u3057\u308d\u3001\u4fb5\u7565\u3055\u308c\u3066\u3044\u306a\u3044\u3067\u30b2\u30bd\uff01<\/p>\n

 <\/p>\n

\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306f\u524d\u306e\u8a18\u4e8b\u306b\u3002
Twitter \u306e OAuth 1.0 \u8a8d\u8a3c\u3092\u81ea\u5206\u3067\u30b3\u30fc\u30c9\u66f8\u3044\u3066\u3084\u3063\u3066\u307f\u305f\u3002<\/a><\/p>\n

 <\/p>\n

—-<\/p>\n

\u53c2\u8003\u8cc7\u6599\uff1a<\/p>\n

* http:\/\/oauth.net\/core\/1.0<\/a>
* http:\/\/hueniverse.com\/oauth\/guide\/authentication\/<\/a>
* https:\/\/dev.twitter.com\/docs\/auth\/authorizing-request\/<\/a><\/p>\n

—-<\/p>\n

\u30fb\u30fb\u30fb\u3042\u307b\u307f\u305f\u3044\u306b\u9577\u304f\u306a\u308b\u3053\u3068\u304c\u5224\u660e\u3057\u305f\u306e\u3067\u3001\u3053\u306e\u8fba\u3067\u8a18\u4e8b\u3092\u5206\u5272\u3057\u3066\u304a\u304d\u307e\u3059\u3002
\u898b\u305f\u3044\u65b9\u306f\u300c\u7d9a\u304d\u3092\u8aad\u3080\u300d\u304b\u3089\u3002<\/p>\n

<\/p>\n

 <\/p>\n

\u4e0b\u8a18\u306e\u90e8\u5206\u3067\u89e6\u308c\u308b\u5404\u5909\u6570\u3001\u304a\u3088\u3073\u30d1\u30e9\u30e1\u30fc\u30bf\u306f\u3001\u7279\u306b\u65ad\u308a\u304c\u306a\u3051\u308c\u3070\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

\u5909\u6570\u540d<\/p>\n<\/td>\n

\n

\u8aac\u660e<\/p>\n<\/td>\n<\/tr>\n

consumer_key
(oauth_consumer_key)<\/td>\n		Consumer Key (Client Identifier) <\/p>\n

\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4e00\u610f\u306b\u793a\u3059\u306e\u306b\u7528\u3044\u3089\u308c\u308b\u5024\u3002<\/td>\n<\/tr>\n

consumer_secret <\/td>\nConsumer Secret (Client Secret) <\/p>\n

Consumer Key \u306b\u7d10\u3065\u3051\u3089\u308c\u305f\u3001\u691c\u8a3c\u76ee\u7684\u3067\u5229\u7528\u3055\u308c\u308b\u5024\u3002<\/td>\n<\/tr>\n

access_token
(oauth_token)<\/td>\n		Access Token <\/p>\n

\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u3059\u308b\u969b\u306b\u7528\u3044\u308b\u3001
\u30ea\u30af\u30a8\u30b9\u30c8\u3068\u30e6\u30fc\u30b6\u3092\u7d10\u3065\u3051\u308b\u70ba\u306b\u4f7f\u308f\u308c\u308b\u5024\u3002 <\/p>\n

\uff08\u8a8d\u8a3c\u6642\u306b\u4e00\u610f\u306a\u5024\u304c\u767a\u884c\u3055\u308c\u308b\u3002\uff09<\/td>\n<\/tr>\n

access_secret
(oauth_token_secret)<\/td>\n		Access Secret <\/p>\n

Access Token \u306b\u7d10\u3065\u3051\u3089\u308c\u305f\u3001\u691c\u8a3c\u76ee\u7684\u3067\u5229\u7528\u3055\u308c\u308b\u5024\u3002<\/td>\n<\/tr>\n

request_token
(oauth_token)<\/td>\n		Request Token <\/p>\n

Access Token \/ Secret \u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u4e00\u6642\u7684\u306b\u767a\u884c\u3055\u308c\u308b\u5024\u3002<\/td>\n<\/tr>\n

request_secret
(oauth_token_secret)<\/td>\n		Request Secret <\/p>\n

Request Token \u306b\u7d10\u3065\u3051\u3089\u308c\u305f\u3001\u691c\u8a3c\u76ee\u7684\u3067\u5229\u7528\u3055\u308c\u308b\u5024\u3002<\/td>\n<\/tr>\n

nonce
(oauth_nonce)<\/td>\n		Nonce <\/p>\n

\u51e6\u7406\u3054\u3068\u306b\u9055\u3046\u3001\u4efb\u610f\u306e\u5024\u3092\u6307\u5b9a\u3059\u308b\u3002<\/td>\n<\/tr>\n

unixtime
(oauth_timestamp)<\/td>\n		Time stamp <\/p>\n

UNIX \u6642\u9593 (1979-01-01 UTC \u304b\u3089\u306e\u79d2\u6570)<\/td>\n<\/tr>\n

signature
(oauth_signature)<\/td>\n		Signature <\/p>\n

\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u306e\u305f\u3081\u306b\u3001
\u30ea\u30af\u30a8\u30b9\u30c8\u3092 Signature Method (Twitter \u3060\u3068 HMAC-SHA1) \u3067
\u6307\u5b9a\u3057\u305f\u65b9\u5f0f\u3067\u30cf\u30c3\u30b7\u30e5\u3092\u3068\u3063\u305f\u5024\u3002<\/td>\n<\/tr>\n

(oauth_signature_method)<\/td>\nSignature Method <\/p>\n

Signature \u3092\u4f5c\u308b\u305f\u3081\u306e\u30cf\u30c3\u30b7\u30e5\u95a2\u6570\u3092\u6307\u5b9a\u3002
HMAC-SHA1 \/ RSA-SHA1 \/ PLAINTEXT \u304c\u6307\u5b9a\u3067\u304d\u308b\u3002 <\/p>\n

(Twitter \u306e\u5834\u5408\u306f HMAC-SHA1 \u306e\u307f)<\/td>\n<\/tr>\n

(oauth_version)<\/td>\nVersion <\/p>\n

\u4eca\u56de\u306f 1.0 \u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n

tweet_data
(status)<\/td>\n		Status <\/p>\n

\u3064\u3076\u3084\u304f\u5185\u5bb9\u3002<\/td>\n<\/tr>\n

hwr<\/td>\nHttpWebRequest \u578b\u306e\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3002
\u3053\u308c\u3092\u4f7f\u3063\u3066\u901a\u4fe1\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n
param<\/td>\n\u30d1\u30e9\u30e1\u30fc\u30bf\u6587\u5b57\u5217\u3092\u683c\u7d0d\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

\n

\uff11\uff0eToken \u3092\u53d6\u5f97\u3059\u308b\u3002<\/h4>\n

\u3064\u3076\u3084\u304f\u305f\u3081\u306b\u5fc5\u8981\u306a\u30a2\u30af\u30bb\u30b9\u30c8\u30fc\u30af\u30f3\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u3001
Twitter \u5074\u306b\u300c\u53d6\u5f97\u3059\u308b\u305f\u3081\u306e\u4e00\u6642\u7684\u306a\u30c8\u30fc\u30af\u30f3\u300d\u3092\u767a\u884c\u3057\u3066\u3082\u3089\u3046\u30d7\u30ed\u30bb\u30b9\u3067\u3059\u3002<\/p>\n

 <\/p>\n

\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u306f\u3001 Twitter \u306e \u300c https:\/\/api.twitter.com\/oauth\/request_token<\/a> \u300d \u306b\u3001 <\/p>\n

\n
https:\/\/api.twitter.com\/oauth\/request_token?oauth_consumer_key=oDcUp76alv6VctYvRx2g&oauth_nonce=2179941686152750588&oauth_signature=dC61tOolE2kkHbQilqY7zvrnoRA=&oauth_signature_method=HMAC-SHA1&oauth_timestamp=1322307481&oauth_version=1.0<\/pre>\n<\/div>\n
\u3068\u3044\u3046\u3088\u3046\u306a\u30ea\u30af\u30a8\u30b9\u30c8\u3092 POST \u3067\u884c\u3044\u307e\u3059\u3002<\/p>\n
\u53c2\u8003\uff1a https:\/\/dev.twitter.com\/docs\/api\/1\/post\/oauth\/request_token<\/a><\/p>\n
 <\/p>\n
\n
Random rand = new Random();\nbyte[] nonce_b = new byte[64];\n\nrand.NextBytes(nonce_b);\n\nstring nonce = Math.Abs(BitConverter.ToInt64(nonce_b, 0)).ToString();\nlong unixtime = GetUNIXTime();\n\n\/\/\n\/\/ OAuth Signature \u751f\u6210\u306e\u305f\u3081\u306b\u3001\u305d\u308c\u4ee5\u5916\u3067\u4eee\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u6587\u5b57\u5217\u3092\u4f5c\u6210\u3059\u308b\u3002\n\/\/ \u3053\u306e\u969b\u3001\u5404\u30d1\u30e9\u30e1\u30fc\u30bf\u306f ABC \u9806\u306b\u30bd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\n\/\/\nstring signature_request = \"POST&\" + UrlEncode(\"https:\/\/api.twitter.com\/oauth\/request_token\");\nsignature_request += \"&\" + UrlEncode(MakeParamString(consumer_key, nonce, null, unixtime, null, null, null));\n\n\/\/\n\/\/ \u3061\u3083\u3093\u3068\u3057\u305f\u30ea\u30af\u30a8\u30b9\u30c8\u6587\u5b57\u5217\u3092\u4f5c\u308b\u3002\n\/\/\nstring signature = GetSignature(consumer_secret, null, signature_request);\nstring param = MakeParamString(consumer_key, nonce, signature, unixtime, null, null, null);\n\n\/\/\n\/\/ \u554f\u3044\u5408\u308f\u305b\u3002\n\/\/\nHttpWebRequest hwr = (HttpWebRequest)HttpWebRequest.Create(\"https:\/\/api.twitter.com\/oauth\/request_token?\" + param);\nhwr.Method = \"POST\";\nWebResponse ret = hwr.GetResponse();\nverify_token = new StreamReader(ret.GetResponseStream()).ReadToEnd().Split('&');\n\nret.Close();<\/pre>\n<\/div>\n
 <\/p>\n
\u5148\u982d\uff15\u884c\u3067\u3001 UNIX \u6642\u9593\u306e\u53d6\u5f97\u3068\u3001\u30e9\u30f3\u30c0\u30e0\u306a\u6570\u5b57\u5217\u3092\u751f\u6210\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\n
Random rand = new Random();\nbyte[] nonce_b = new byte[64];\n\nrand.NextBytes(nonce_b);\n\nstring nonce = Math.Abs(BitConverter.ToInt64(nonce_b, 0)).ToString();\nlong unixtime = GetUNIXTime();<\/pre>\n<\/div>\n
nonce_b \u306b\u751f\u6210\u3055\u308c\u305f 64byte \u5206\u306e\u6570\u5b57\u5217\u3092 Int64 \u578b\u306b\u5909\u63db\u3057\u3001 abs \u3067\u7d76\u5bfe\u5024\u306b\u5909\u63db\u3057\u305f\u5f8c\u3001
\n  
\u6587\u5b57\u5217\u306b\u5909\u63db\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\n
static long GetUNIXTime()\n{\n    return (long)(DateTime.UtcNow - new DateTime(1970, 1, 1)).TotalSeconds;\n}<\/pre>\n<\/div>\n
GetUNIXTime() \u95a2\u6570\u306f\u3053\u306e\u3088\u3046\u306a\u611f\u3058\u3002 UNIX Time \u306e\u5b9a\u7fa9\u305d\u306e\u307e\u307e\u3067\u3059\u3002<\/p>\n
 <\/p>\n
\u6b21\u306e\uff14\u884c\u3067\u30ea\u30af\u30a8\u30b9\u30c8\u6587\u5b57\u5217\u306e\u4f5c\u6210\u3092\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\n
\/\/\n\/\/ OAuth Signature \u751f\u6210\u306e\u305f\u3081\u306b\u3001\u305d\u308c\u4ee5\u5916\u3067\u4eee\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u6587\u5b57\u5217\u3092\u4f5c\u6210\u3059\u308b\u3002\n\/\/ \u3053\u306e\u969b\u3001\u5404\u30d1\u30e9\u30e1\u30fc\u30bf\u306f ABC \u9806\u306b\u30bd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\n\/\/\nstring signature_request = \"POST&\" + UrlEncode(\"https:\/\/api.twitter.com\/oauth\/request_token\");\nsignature_request += \"&\" + UrlEncode(MakeParamString(consumer_key, nonce, null, unixtime, null, null, null));\n\n\/\/\n\/\/ \u3061\u3083\u3093\u3068\u3057\u305f\u30ea\u30af\u30a8\u30b9\u30c8\u6587\u5b57\u5217\u3092\u4f5c\u308b\u3002\n\/\/\nstring signature = GetSignature(consumer_secret, null, signature_request);\nstring param = MakeParamString(consumer_key, nonce, signature, unixtime, null, null, null);<\/pre>\n<\/div>\n
 <\/p>\n
MakeParamString \u95a2\u6570\u306f\u6b21\u306e\u3088\u3046\u306a\u611f\u3058\uff1a<\/p>\n
\n
\/\/ \u30d1\u30e9\u30e1\u30fc\u30bf\u6587\u5b57\u5217\u3092\u751f\u6210\nstatic string MakeParamString(string oauth_consumer_key, string oauth_nonce, string oauth_signature, long oauth_timestamp, string oauth_token, string oauth_verifier, string status)\n{\n    string param = \"oauth_consumer_key=\" + oauth_consumer_key + \"&oauth_nonce=\" + oauth_nonce;\n\n    if (oauth_signature != null)\n        param += \"&oauth_signature=\" + oauth_signature;\n\n    param += \"&oauth_signature_method=HMAC-SHA1\" + \"&oauth_timestamp=\" + oauth_timestamp;\n\n    if (oauth_token != null)\n        param += \"&oauth_token=\" + oauth_token;\n\n    if (oauth_verifier != null)\n        param += \"&oauth_verifier=\" + oauth_verifier;\n            \n    param += \"&oauth_version=1.0\";\n\n    if (status != null)\n        param += \"&status=\" + status;\n\n    return param;\n}<\/pre>\n<\/div>\n
\u3064\u307e\u308a\u3001<\/p>\n
\n
oauth_consumer_key=oDcUp76alv6VctYvRx2g&oauth_nonce=1155890576800496532&oauth_signature_method=HMAC-SHA1&oauth_timestamp=1322307152&oauth_version=1.0<\/pre>\n<\/div>\n
\u307f\u305f\u3044\u306a\u6587\u5b57\u5217\u3092\u751f\u6210\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u305f\u3060\u3053\u306e\u969b\u3001\u5404\u30d1\u30e9\u30e1\u30fc\u30bf\u306f ABC \u9806\u306b\u30bd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002
\n      
\uff08\u3055\u308c\u3066\u3044\u306a\u3044\u3068\u53d7\u7406\u3055\u308c\u307e\u305b\u3093\u3002\uff09<\/u><\/strong><\/p>\n
 <\/p>\n
UrlEncode \u95a2\u6570\u306f\u6b21\u306e\u3088\u3046\u306a\u611f\u3058\uff1a<\/p>\n
\n
static string UrlEncode(string str)\n{\n    string s = HttpUtility.UrlEncode(str);\n    return _UrlEncodeUpper(s);\n}\n\nstatic string _UrlEncodeUpper(string str)\n{\n    int p = str.IndexOf(\"%\");\n    if (p != -1)\n    {\n        str = str.Substring(0, p) + str.Substring(p, 3).ToUpper() + _UrlEncodeUpper(str.Substring(p + 3));\n    }\n    return str;\n}<\/pre>\n<\/div>\n
 <\/p>\n
\u8981\u306f\u3001.net \u306e\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u7528\u3044\u3066 URL \u30a8\u30f3\u30b3\u30fc\u30c9\u3092\u884c\u3063\u305f\u5f8c\u3001
\n  
\u518d\u8d77\u3092\u5229\u7528\u3057\u3066 %\u4ee5\u964d\u306e\uff12\u6587\u5b57\u3092\u5927\u6587\u5b57\u306b\u7f6e\u63db\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
 <\/p>\n
\u3053\u3053\u307e\u3067\u3067\u3001 signature_request \u5909\u6570\uff08 Signature \u3092\u751f\u6210\u3059\u308b\u305f\u3081\u306e\u6587\u5b57\u5217 \uff09\u306b\u306f\u3001<\/p>\n
\n
POST&https%3A%2F%2Fapi.twitter.com%2Foauth%2Frequest_token&oauth_consumer_key%3DoDcUp76alv6VctYvRx2g%26oauth_nonce%3D3863326961439002923%26oauth_signature_method%3DHMAC-SHA1%26oauth_timestamp%3D1322307289%26oauth_version%3D1.0<\/pre>\n<\/div>\n
<\/p>\n
\u3068\u3044\u3046\u3088\u3046\u306a\u6587\u5b57\u5217\u304c\u5165\u308a\u307e\u3059\u3002<\/p>\n
 <\/p>\n
GetSignature \u95a2\u6570\u306f\u6b21\u306e\u3088\u3046\u306a\u611f\u3058\uff1a<\/p>\n
\n
static string GetSignature(string consumer_secret, string access_secret, string param)\n {\n    HMACSHA1 hmacsha1 = new HMACSHA1();\n    hmacsha1.Key = Encoding.ASCII.GetBytes(consumer_secret + \"&\" + access_secret);\n    byte[] hash = hmacsha1.ComputeHash(Encoding.ASCII.GetBytes(param));\n            \n    return Convert.ToBase64String(hash);\n}<\/pre>\n<\/div>\n
HMACSHA1\u30af\u30e9\u30b9
\n  
( http:\/\/msdn.microsoft.com\/ja-jp\/library\/system.security.cryptography.hmacsha1(v=vs.80).aspx<\/a> )<\/p>\n
\u3053\u308c\u3092\u4f7f\u3063\u3066\u3001\u30cf\u30c3\u30b7\u30e5\u3092\u3068\u308a\u307e\u3059\u3002<\/p>\n
 <\/p>\n
\u3053\u306e\u969b\u306e\u3001\u751f\u6210\u30ad\u30fc\u306f\u6b21\u306e\u6587\u5b57\u5217\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\n
[consumer_secret]&[access_token_secret]<\/pre>\n<\/div>\n
\u3053\u306e\u30ad\u30fc\u3092\u7528\u3044\u3066\u5148\u307b\u3069 signature_request \u5909\u6570\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u6587\u5b57\u5217\u306b\u3064\u3044\u3066\u30cf\u30c3\u30b7\u30e5\u3092\u751f\u6210\u3057\u307e\u3059\u3002<\/p>\n
 <\/p>\n
\u3053\u3053\u307e\u3067\u4f5c\u6210\u304c\u7d42\u308f\u3063\u305f\u3089\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u6587\u5b57\u5217\u3092\u751f\u6210\u3057\u76f4\u3057\u3066\u3001<\/p>\n
\n
oauth_consumer_key=oDcUp76alv6VctYvRx2g&oauth_nonce=2336380648701352887&oauth_signature=YVFCKdmCaljBmurjzFeJv5XCeRQ=&oauth_signature_method=HMAC-SHA1&oauth_timestamp=1322308083&oauth_version=1.0<\/pre>\n<\/div>\n
https:\/\/api.twitter.com\/oauth\/request_token<\/a> \u306b\u6295\u3052\u308b\u3068\u3001 <\/p>\n
\n
oauth_token=BIYmRMZKhdeZ4hale29OplkF0GjA881suM4g0wQ&oauth_token_secret=cKmEjN45oulQd6mJ3j57T1hDeUL1npV5Zjzgxe7s4js&oauth_callback_confirmed=true<\/pre>\n<\/div>\n
<\/p>\n
\u3068\u3044\u3046\u6587\u5b57\u5217\u304c\u5e30\u3063\u3066\u304d\u307e\u3059\u306e\u3067\u3001
\n  
\u3053\u306e\u3046\u3061 oauth_token \u3068 oauth_token_secret \u304c <\/p>\n
\u305d\u308c\u305e\u308c Access Token \/ Secret \u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306b\u306a\u308b\u3001Request Token \/ Secret \u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\n
\uff12\uff0e Access Token \u3092\u53d6\u5f97\u3059\u308b\u3002<\/h4>\n
\uff11\u3067\u53d6\u5f97\u3057\u305f Request Token \/ Secret \u3092\u5143\u306b\u3001
\n  
\u3064\u3076\u3084\u304f\u306e\u306b\u5fc5\u8981\u306a\u3001 Access token \/ Request \u3092\u53d6\u5f97\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3067\u3059\u3002<\/p>\n
 <\/p>\n
\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u306f\u3001 \u30d6\u30e9\u30a6\u30b6\u3067\u30e6\u30fc\u30b6\u8a8d\u8a3c\u3092\u884c\u3044\u3001 PIN \u3092\u5165\u529b\u3057\u3066\u3082\u3089\u3063\u305f\u5f8c\u3001
\n  
\u3053\u308c\u3089\u306e\u30c7\u30fc\u30bf\u3092 https:\/\/api.twitter.com\/oauth\/access_token<\/a> \u306b\u3001<\/p>\n
\n
oauth_consumer_key=oDcUp76alv6VctYvRx2g&oauth_nonce=3892287381380482420&oauth_signature=tslyAJpnMxhZNfmusKxzH8YKfsY=&oauth_signature_method=HMAC-SHA1&oauth_timestamp=1322308659&oauth_token=H5Awad7SVzUHGkA4tNCDEAi3YFBOvtXZ7z1WNNVCY&oauth_verifier=0712398&oauth_version=1.0<\/pre>\n<\/div>\n
\u3053\u306e\u3088\u3046\u306a\u6587\u5b57\u5217\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002<\/p>\n
\u53c2\u8003 \uff1a https:\/\/dev.twitter.com\/docs\/api\/1\/post\/oauth\/access_token<\/a><\/p>\n
 <\/p>\n
 <\/p>\n
\n
string request_token = \"\";\nstring request_secret = \"\";\n\n\/\/\n\/\/ \u30d6\u30e9\u30a6\u30b6\u958b\u3044\u3066\u8a8d\u8a3c\u3002\n\/\/\nforeach (string s in verify_token)\n{\n    int p = s.IndexOf(\"oauth_token=\");\n    if (p != -1)\n    {\n        request_token = s.Substring(p + \"oauth_token=\".Length);\n        break;\n    }\n}\nProcess.Start(\"https:\/\/twitter.com\/oauth\/authorize?oauth_token=\" + request_token);\n\n\/\/\n\/\/ PIN \u3092\u5165\u529b\u3055\u305b\u308b\u3002\n\/\/\nConsole.Write(\"\\nINPUT PIN : \");\nstring pin = Console.ReadLine();\n\nforeach (string s in verify_token)\n{\n    int p = s.IndexOf(\"oauth_token_secret=\");\n    if (p != -1)\n    {\n        request_secret = s.Substring(p + \"oauth_token_secret=\".Length);\n        break;\n    }\n}\n\n\/\/\n\/\/ \u4ee5\u4e0b Twitter \u3068\u3082\u304f\u3082\u304f\u901a\u4fe1\u3002\n\/\/\nRandom rand = new Random();\nbyte[] nonce_b = new byte[64];\n\nrand.NextBytes(nonce_b);\n\nstring nonce = Math.Abs(BitConverter.ToInt64(nonce_b, 0)).ToString();\nlong unixtime = GetUNIXTime();\n\n\/\/\n\/\/ Signature \u751f\u6210\u306e\u305f\u3081\u306e\u4e00\u6642\u7684\u306a\u30ea\u30af\u30a8\u30b9\u30c8\u6587\u5b57\u5217\u3092\u4f5c\u6210\u3002\n\/\/\nstring signature_request = \"POST&\" + UrlEncode(\"https:\/\/api.twitter.com\/oauth\/access_token\");\nsignature_request += \"&\" + UrlEncode(MakeParamString(consumer_key, nonce, null, unixtime, request_token, pin, null));\n\nstring signature = GetSignature(consumer_secret, request_secret, signature_request);\nstring param = MakeParamString(consumer_key, nonce, signature, unixtime, request_token, pin, null);\n\n\/\/\n\/\/ \u554f\u3044\u5408\u308f\u305b\u3002\n\/\/\nHttpWebRequest hwr = (HttpWebRequest)HttpWebRequest.Create(\"https:\/\/api.twitter.com\/oauth\/access_token?\" + param);\nhwr.Method = \"POST\";\nhwr.Headers.Add(\"Authorization\", \"OAuth\");\n\nWebResponse ret = hwr.GetResponse();\nverify_token = new StreamReader(ret.GetResponseStream()).ReadToEnd().Split('&');\n\nret.Close();\n\nforeach (string s in verify_token)\n{\n    if (s.IndexOf(\"oauth_token=\") != -1)\n        access_token = s.Substring(s.IndexOf(\"=\") + 1);\n\n    if (s.IndexOf(\"oauth_token_secret=\") != -1)\n        access_secret = s.Substring(s.IndexOf(\"=\") + 1);\n}\n<\/pre>\n<\/div>\n
 <\/p>\n
\u307e\u305a\u59cb\u3081\u306b\u3001
\n  
\u5148\u307b\u3069\u53d6\u5f97\u3057\u305f Request Token \u3092\u5143\u306b\u3001\u30d6\u30e9\u30a6\u30b6\u3067<\/p>\n
https:\/\/twitter.com\/oauth\/authorize?oauth_token=[request_token<\/a>]<\/p>\n
\u306b\u30a2\u30af\u30bb\u30b9\u3055\u305b\u307e\u3059\u3002<\/p>\n
\"image\"<\/a><\/p>\n
\u305d\u3046\u3057\u307e\u3059\u3068\u3001\u4eca\u56de\u306e\u5834\u5408\u3053\u3093\u306a\u306e\u304c\u51fa\u3066\u304d\u307e\u3059\u306e\u3067\u3001\u300c\u8a8d\u8a3c\u300d<\/p>\n
\"image\"<\/a><\/p>\n
\u51fa\u3066\u304d\u305f\u6587\u5b57\u5217\u3092\u6253\u3063\u3066\u3082\u3089\u3046\u3002<\/p>\n
 <\/p>\n
\u3042\u3068\u306f\u305d\u308c\u3092\u5143\u306b\u3001pin \u3092 oauth_verifier=pin \u3068\u3057\u3066\u4ed8\u3051\u52a0\u3048\u3066\u3001\u6b21\u306e\u3088\u3046\u306a\u6587\u5b57\u5217\u3092\u4f5c\u308a\u3001<\/p>\n
\n
POST&https%3A%2F%2Fapi.twitter.com%2Foauth%2Faccess_token&oauth_consumer_key%3DoDcUp76alv6VctYvRx2g%26oauth_nonce%3D7576447428639206328%26oauth_signature_method%3DHMAC-SHA1%26oauth_timestamp%3D1322309766%26oauth_token%3D9WSdHNafGF0uRHbkgW7i1jDaMRyVRggwg1T6wzElTI%26oauth_verifier%3D9525882%26oauth_version%3D1.0<\/pre>\n<\/div>\n
\u4e0a\u8a18\u306e\u6587\u5b57\u5217\u304b\u3089 Signature \u3092\u751f\u6210\u3057\u3066\u3001\u6b21\u306e\u3088\u3046\u306b\u30d1\u30e9\u30e1\u30fc\u30bf\u6587\u5b57\u5217\u3092\u4f5c\u308a\u76f4\u3057\u3001<\/p>\n
\n
oauth_consumer_key=oDcUp76alv6VctYvRx2g&oauth_nonce=7576447428639206328&oauth_signature=Ft4AgiIaRONzOkHmJ1P9IAE3N7s=&oauth_signature_method=HMAC-SHA1&oauth_timestamp=1322309766&oauth_token=9WSdHNafGF0uRHbkgW7i1jDaMRyVRggwg1T6wzElTI&oauth_verifier=9525882&oauth_version=1.0<\/pre>\n<\/div>\n
https:\/\/api.twitter.com\/oauth\/access_token<\/a> \u306b\u6295\u3052\u308b\u3068\u3001<\/p>\n
\n
oauth_token=77219798-*************&oauth_token_secret=*****************************&user_id=77219798&screen_name=mimura1133\n<\/pre>\n<\/div>\n
\u3068\u3044\u3046\u3088\u3046\u306a\u6587\u5b57\u5217\u304c\u5e30\u3063\u3066\u304d\u307e\u3059\u3002<\/p>\n
\u3053\u306e\u969b\u306e oauth_token \u304a\u3088\u3073 oauth_token_secret \u306f\u3001
\n  
Access Token \u304a\u3088\u3073 Access Secret \u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\uff08\u3053\u306e\u5024\u306f\u8868\u306b\u51fa\u308b\u3068\u5927\u5909\u885b\u751f\u4e0a\u3088\u308d\u3057\u304f\u306a\u3044\u306e\u3067\u3001\u4f0f\u305b\u5b57\u306b\u3057\u3066\u3044\u307e\u3059\u3002\uff09<\/p>\n
 <\/p>\n
\n
\uff13\uff0e\u3064\u3076\u3084\u304f\u3002<\/h4>\n
\u3064\u3076\u3084\u304d\u307e\u3059\u3002<\/p>\n
 <\/p>\n
\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u306f\u3001 https:\/\/api.twitter.com\/1\/status\/update.xml<\/a> \u306b\u3001<\/p>\n
\n
Authorization: OAuth oauth_consumer_key=\"oDcUp76alv6VctYvRx2g\",oauth_signature_method=\"HMAC-SHA1\",oauth_timestamp=\"1322310097\",oauth_nonce=\"1334809891491345235\",oauth_version=\"1.0\",oauth_token=\"77219798-********************\",oauth_signature=\"**********************\",<\/pre>\n<\/div>\n
\u3068\u3044\u3046\u3088\u3046\u306a\u30d8\u30c3\u30c0\u3092\u4ed8\u3051\u3066\u3001<\/p>\n
\n
status=%E3%82%B2%E3%82%BD%E3%83%BC%E3%82%B2%E3%82%BD%E3%83%BC&include_entities=true<\/pre>\n<\/div>\n
\u3068\u3044\u3046\u3088\u3046\u306a\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002<\/p>\n
 <\/p>\n
\u305f\u3060\u4eca\u56de\u306fURL \u306b\u304f\u3063\u3064\u3051\u308b\u306e\u3067\u306f\u306a\u304f\u3001<\/p>\n
\n
POST https:\/\/api.twitter.com\/1\/statuses\/update.xml HTTP\/1.1\nContent-Type: application\/x-www-form-urlencoded\nHost: api.twitter.com\nAuthorization: OAuth oauth_consumer_key=\"iOQHfiCUsyOyamW8JJ8jg\",oauth_signature_method=\"HMAC-SHA1\",oauth_timestamp=\"1322297289\",oauth_nonce=\"5194364\",oauth_version=\"1.0\",oauth_token=\"77219798-**********************\",oauth_signature=\"***********************\",\nContent-Length: 110\n\nstatus=%E3%81%A7%E3%82%93%E3%81%A7%E3%82%89%E3%82%8A%E3%82%85%E3%83%BC%E3%81%B0%E3%83%BC&include_entities=true<\/pre>\n<\/div>\n
\u3053\u3093\u306a\u611f\u3058\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
 <\/p>\n
\n
Random rand = new Random();\nbyte[] nonce_b = new byte[64];\n\nrand.NextBytes(nonce_b);\n\nstring nonce = Math.Abs(BitConverter.ToInt64(nonce_b, 0)).ToString();\nlong unixtime = GetUNIXTime();\n\nstring tweet_data = UrlEncode(tweet_text);\n\nstring signature_request = \"POST&\" + UrlEncode(\"https:\/\/api.twitter.com\/1\/statuses\/update.xml\");\nsignature_request += \"&include_entities%3Dtrue%26\" + UrlEncode(MakeParamString(consumer_key, nonce, null, unixtime, access_token, null, tweet_data));\nstring signature = GetSignature(consumer_secret, access_secret, signature_request);\n\nstring header_param = \"OAuth oauth_consumer_key=\\\"\" + UrlEncode(consumer_key) + \"\\\",oauth_signature_method=\\\"HMAC-SHA1\\\",\" +\n                        \"oauth_timestamp=\\\"\" + unixtime + \"\\\",oauth_nonce=\\\"\" + UrlEncode(nonce) + \"\\\",\" +\n                        \"oauth_version=\\\"1.0\\\",oauth_token=\\\"\" + UrlEncode(access_token) + \"\\\",\" +\n                        \"oauth_signature=\\\"\" + UrlEncode(signature) + \"\\\",\";\n\nHttpWebRequest hwr = (HttpWebRequest)HttpWebRequest.Create(\"https:\/\/api.twitter.com\/1\/statuses\/update.xml\");\nhwr.Method = \"POST\";\nhwr.ServicePoint.Expect100Continue = false;\nhwr.Headers.Add(HttpRequestHeader.Authorization, header_param);\nhwr.ContentType = \"application\/x-www-form-urlencoded\";\nvar s = new StreamWriter(hwr.GetRequestStream());\ns.Write(\"status=\" + tweet_data + \"&include_entities=true\");\ns.Close();\n\nWebResponse ret = hwr.GetResponse();<\/pre>\n<\/div>\n
 <\/p>\n
\u307e\u305a\u306f\u3001\u3064\u3076\u3084\u304f\u5185\u5bb9\u3092 URLEncode \u3057\u3066\u3001\u9001\u4fe1\u3059\u308b\u30c7\u30fc\u30bf\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n
\u6b21\u306b\u3001 \u201c status=[\u3064\u3076\u3084\u304f\u4e2d\u8eab] \u201c\u3068\u3057\u3066\u8ffd\u52a0\u3057\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u6587\u5b57\u5217\u3092\u4f5c\u308a\u3001 Signature \u3092\u8a08\u7b97\u3057\u307e\u3059\u3002<\/p>\n
\n
POST&https%3A%2F%2Fapi.twitter.com%2F1%2Fstatuses%2Fupdate.xml&include_entities%3Dtrue%26oauth_consumer_key%3DoDcUp76alv6VctYvRx2g%26oauth_nonce%3D1334809891491345235%26oauth_signature_method%3DHMAC-SHA1%26oauth_timestamp%3D1322310097%26oauth_token%3D77219798-****************************%26oauth_version%3D1.0%26status%3D%25E3%2582%25B2%25E3%2582%25BD%25E3%2583%25BC%25E3%2582%25B2%25E3%2582%25BD%25E3%2583%25BC<\/pre>\n<\/div>\n
\u6b21\u306b\u3001HTTP \u30ea\u30af\u30a8\u30b9\u30c8\u306e\u30d8\u30c3\u30c0\u306b\u304f\u3063\u3064\u3051\u308b\u3001\u8a8d\u8a3c\u60c5\u5831\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n
\n
                string header_param = \"OAuth oauth_consumer_key=\\\"\" + UrlEncode(consumer_key) + \"\\\",oauth_signature_method=\\\"HMAC-SHA1\\\",\" +\n                                      \"oauth_timestamp=\\\"\" + unixtime + \"\\\",oauth_nonce=\\\"\" + UrlEncode(nonce) + \"\\\",\" +\n                                      \"oauth_version=\\\"1.0\\\",oauth_token=\\\"\" + UrlEncode(access_token) + \"\\\",\" +\n                                      \"oauth_signature=\\\"\" + UrlEncode(signature) + \"\\\",\";<\/pre>\n<\/div>\n
\u6587\u5b57\u5217\u3068\u3057\u3066\u306f\u3001<\/p>\n
\n
OAuth oauth_consumer_key=\"oDcUp76alv6VctYvRx2g\",oauth_signature_method=\"HMAC-SHA1\",oauth_timestamp=\"1322310097\",oauth_nonce=\"1334809891491345235\",oauth_version=\"1.0\",oauth_token=\"77219798-*****************\",oauth_signature=\"****************\",<\/pre>\n<\/div>\n
\u3053\u306e\u3088\u3046\u306b\u3001<\/p>\n
hogehoge="gesogeso"<\/p>\n
\u307f\u305f\u3044\u306a\u6587\u5b57\u5217\u3092\u3001\u30ab\u30f3\u30de\u3067\u533a\u5207\u3063\u305f\u5f62\u306e\u6587\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n
 <\/p>\n
\u3053\u306e\u969b\u3001 Signature \u3092 URLEncode \u3057\u3066\u3042\u3052\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
\u30a8\u30f3\u30b3\u30fc\u30c9\u3092\u5fd8\u308c\u305f\u308a\u3001\u30d8\u30c3\u30c0\u306b\u4ed8\u3051\u308b\u6587\u5b57\u5217\u304c\u6b63\u3057\u304f\u7121\u304b\u3063\u305f\u308a\u3059\u308b\u3068\u3001
\n  
Invalid \u2026 \u3068\u3044\u3046\u6587\u5b57\u5217\u304c\u5e30\u3063\u3066\u304d\u305f\u308a\u3001<\/p>\n
Could not authenticase with OAuth.<\/p>\n
\u3068\u3044\u3046\u30a8\u30e9\u30fc\u304c\u3001\u9001\u4fe1\u3057\u305f\u3068\u304d\u306b Twitter \u5074\u304b\u3089\u5e30\u3063\u3066\u304d\u307e\u3059\u3002<\/p>\n
 <\/p>\n
\u5168\u90e8\u751f\u6210\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001<\/p>\n
https:\/\/api.twitter.com\/1\/status\/update.xml<\/a> \u306b\u5bfe\u3057\u3066\u9001\u4fe1\u3059\u308b\u969b\u3001<\/p>\n
Header \u306b\u3064\u3044\u3066\u4ee5\u4e0b\u306e\u8981\u7d20\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
ContentType \u306b application\/x-www-form-urlencoded \u3092\u6307\u5b9a\u3057\u3001
\n  
Authorization \u306b \u5148\u307b\u3069 header_param \u306b\u751f\u6210\u3057\u305f\u6587\u5b57\u5217\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
\n
hwr.Headers.Add(HttpRequestHeader.Authorization, header_param);\nhwr.ContentType = \"application\/x-www-form-urlencoded\";<\/pre>\n<\/div>\n
<\/p>\n
\u305d\u3057\u3066\u3001 Message \u90e8\u5206\u306b<\/p>\n
\n
status=[\u3064\u3076\u3084\u304f\u5185\u5bb9\u3092 URL \u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u305f\u3082\u306e]&include_entities=true<\/pre>\n<\/div>\n
\u3092\u4ed8\u3051\u3066\u9001\u4fe1\u3057\u307e\u3059\u3002<\/p>\n
 <\/p>\n
\u5168\u90e8\u5b8c\u4e86\u3059\u308b\u3068\u3001\u3061\u3083\u3093\u3068\u3064\u3076\u3084\u304b\u308c\u307e\u3059\u3002<\/p>\n
 <\/p>\n
\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306f\u3001\u524d\u306e\u8a18\u4e8b\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002
\n  
Twitter \u306e OAuth 1.0 \u8a8d\u8a3c\u3092\u81ea\u5206\u3067\u30b3\u30fc\u30c9\u66f8\u3044\u3066\u3084\u3063\u3066\u307f\u305f\u3002<\/a><\/p>\n
 <\/p>\n
\u3067\u306f\u3067\u306f\u30fc\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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