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Diffstat (limited to 'node_modules/oauth-sign/index.js')
| -rw-r--r-- | node_modules/oauth-sign/index.js | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/node_modules/oauth-sign/index.js b/node_modules/oauth-sign/index.js deleted file mode 100644 index 6482f77..0000000 --- a/node_modules/oauth-sign/index.js +++ /dev/null @@ -1,146 +0,0 @@ -var crypto = require('crypto') - -function sha (key, body, algorithm) { - return crypto.createHmac(algorithm, key).update(body).digest('base64') -} - -function rsa (key, body) { - return crypto.createSign('RSA-SHA1').update(body).sign(key, 'base64') -} - -function rfc3986 (str) { - return encodeURIComponent(str) - .replace(/!/g,'%21') - .replace(/\*/g,'%2A') - .replace(/\(/g,'%28') - .replace(/\)/g,'%29') - .replace(/'/g,'%27') -} - -// Maps object to bi-dimensional array -// Converts { foo: 'A', bar: [ 'b', 'B' ]} to -// [ ['foo', 'A'], ['bar', 'b'], ['bar', 'B'] ] -function map (obj) { - var key, val, arr = [] - for (key in obj) { - val = obj[key] - if (Array.isArray(val)) - for (var i = 0; i < val.length; i++) - arr.push([key, val[i]]) - else if (typeof val === 'object') - for (var prop in val) - arr.push([key + '[' + prop + ']', val[prop]]) - else - arr.push([key, val]) - } - return arr -} - -// Compare function for sort -function compare (a, b) { - return a > b ? 1 : a < b ? -1 : 0 -} - -function generateBase (httpMethod, base_uri, params) { - // adapted from https://dev.twitter.com/docs/auth/oauth and - // https://dev.twitter.com/docs/auth/creating-signature - - // Parameter normalization - // http://tools.ietf.org/html/rfc5849#section-3.4.1.3.2 - var normalized = map(params) - // 1. First, the name and value of each parameter are encoded - .map(function (p) { - return [ rfc3986(p[0]), rfc3986(p[1] || '') ] - }) - // 2. The parameters are sorted by name, using ascending byte value - // ordering. If two or more parameters share the same name, they - // are sorted by their value. - .sort(function (a, b) { - return compare(a[0], b[0]) || compare(a[1], b[1]) - }) - // 3. The name of each parameter is concatenated to its corresponding - // value using an "=" character (ASCII code 61) as a separator, even - // if the value is empty. - .map(function (p) { return p.join('=') }) - // 4. The sorted name/value pairs are concatenated together into a - // single string by using an "&" character (ASCII code 38) as - // separator. - .join('&') - - var base = [ - rfc3986(httpMethod ? httpMethod.toUpperCase() : 'GET'), - rfc3986(base_uri), - rfc3986(normalized) - ].join('&') - - return base -} - -function hmacsign (httpMethod, base_uri, params, consumer_secret, token_secret) { - var base = generateBase(httpMethod, base_uri, params) - var key = [ - consumer_secret || '', - token_secret || '' - ].map(rfc3986).join('&') - - return sha(key, base, 'sha1') -} - -function hmacsign256 (httpMethod, base_uri, params, consumer_secret, token_secret) { - var base = generateBase(httpMethod, base_uri, params) - var key = [ - consumer_secret || '', - token_secret || '' - ].map(rfc3986).join('&') - - return sha(key, base, 'sha256') -} - -function rsasign (httpMethod, base_uri, params, private_key, token_secret) { - var base = generateBase(httpMethod, base_uri, params) - var key = private_key || '' - - return rsa(key, base) -} - -function plaintext (consumer_secret, token_secret) { - var key = [ - consumer_secret || '', - token_secret || '' - ].map(rfc3986).join('&') - - return key -} - -function sign (signMethod, httpMethod, base_uri, params, consumer_secret, token_secret) { - var method - var skipArgs = 1 - - switch (signMethod) { - case 'RSA-SHA1': - method = rsasign - break - case 'HMAC-SHA1': - method = hmacsign - break - case 'HMAC-SHA256': - method = hmacsign256 - break - case 'PLAINTEXT': - method = plaintext - skipArgs = 4 - break - default: - throw new Error('Signature method not supported: ' + signMethod) - } - - return method.apply(null, [].slice.call(arguments, skipArgs)) -} - -exports.hmacsign = hmacsign -exports.hmacsign256 = hmacsign256 -exports.rsasign = rsasign -exports.plaintext = plaintext -exports.sign = sign -exports.rfc3986 = rfc3986 -exports.generateBase = generateBase
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