Facebook Client for Node.js

facebook-client.jst

/**
 * Facebook Client for Node.js
 * @author Josh Smith
 */

var qs = require('querystring'),
		request = require('request'),
		conf = require('../config/conf');

var Facebook = exports.Facebook = function(userId, accessToken) {
	var url = 'https://graph.facebook.com/' + userId + '/';
	
	this.accessToken = accessToken;
	
	this.post = function (path,data,callback) {
			url += path;
			
      request.post({uri:url, body:data}, function(e, r, data) {
				if(e) {
					if (typeof e == 'string')
						e = JSON.parse(e);
					else if (typeof e.data == 'string')
						e.data = JSON.parse(e.data);
				}
				
				callback(e, data, r);
			});
  }

  this.get = function (path,callback) {
			url += path;
			console.log(url);
							
      request.get({url:url}, function(e, r, data) {
				if(e) {
					if (typeof e == 'string')
						e = JSON.parse(e);
					else if (typeof e.data == 'string')
						e.data = JSON.parse(e.data);						
				} else {
					var data = JSON.parse(data);
					callback(e, data, r);
				}
			});
  }
}

Facebook.prototype.getLikes = function (callback) {
		var args = {
			'access_token' : this.accessToken
		}
		
		var path = 'likes?' + qs.stringify(args);
		this.get(path, callback);
}

Facebook.prototype.getFriends = function (callback) {
		var args = {
			'access_token' : this.accessToken
		}
		
		var path = 'friends?' + qs.stringify(args);
		this.get(path, callback);
}

Facebook.prototype.postToWall = function (message, params, callback) {
		if (typeof params == 'function') {
			callback = params;
			params = [];
		}
		var args = {
			'access_token' : this.accessToken
		}
		
		var json = { 
			'message' : message
		}
		
		if(params.hasOwnProperty("attachment")) {
			json.attachment = params.attachment;
		}
		
		if(params.hasOwnProperty("actions")) {
			var actions = params.actions;
		}
		
		if(params.hasOwnProperty("target_id")) {
			json.target_id = params.target_id;
		}
		
		if(params.hasOwnProperty("uid")) {
			json.uid = params.uid;
		}
		
		if(params.hasOwnProperty("privacy")) {
			json.privacy = params.privacy;
		}
		
		var data = qs.stringify(json);
		
		var action_links = JSON.stringify(actions);
		
		data += '&actions=' + action_links;
				
		var path = 'feed?' + qs.stringify(args);
		this.post(path, data, callback);
}

var fb = new Facebook('APP_ID', 'ACCESS_TOKEN');
var message = "This is a test.";
var params = {
	actions: [ {'name' : 'Test Link', 'link' : 'http://google.com'}]
}
fb.postToWall(message, params, function(e, data, r) {
		console.log(data);		
});