47 lines
1.4 KiB
JavaScript
47 lines
1.4 KiB
JavaScript
// too bound to the request object, but ok for now
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var redis = require("redis")
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, _ = require('underscore');
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_.mixin(require('underscore.string'));
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var oAuth = function(){
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var me = {
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oauth_database: 3,
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oauth_user_key: "rails:oauth_tokens:<%= oauth_token %>"
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};
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// oauth token cases:
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// * in GET request
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// * in header
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me.parseToken = function(req){
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var oauth_token = null;
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if (_.isString(req.query.oauth_token)){
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oauth_token = _.trim(req.query.oauth_token);
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} else if (_.isString(req.headers.authorization)) {
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oauth_token = req.headers.authorization.match(/oauth_token=\"([^\"]+)\"/)[1]
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}
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return (_.isString(oauth_token)) ? oauth_token : null
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}
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// find user from redis oauth token DB
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me.getUserId = function(oauth_token, callback){
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var redisClient = redis.createClient(); // TODO: move this to a redis pool
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redisClient.select(this.oauth_database); // select redis oauth database
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redisClient.hget(_.template(this.oauth_user_key, {oauth_token: oauth_token}), "user_id", function(err, user_id){
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redisClient.quit();
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return callback(err, user_id)
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});
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}
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// helper method
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me.authorize = function(req, callback){
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var oauth_token = this.parseToken(req);
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return this.getUserId(oauth_token, callback);
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}
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return me;
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}();
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module.exports = oAuth;
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