Class: Rockstar::REST::Connection

Inherits:
Object
  • Object
show all
Defined in:
lib/rockstar/rest.rb

Instance Method Summary collapse

Constructor Details

#initialize(base_url, args = {}) ⇒ Connection

Returns a new instance of Connection.



7
8
9
10
11
 
# File 'lib/rockstar/rest.rb', line 7

def initialize(base_url, args = {})
	@base_url = base_url
	@username = args[:username]
	@password = args[:password]
end

Instance Method Details

#get(resource, sign_request, args = {}) ⇒ Object 



13
14
15
 
# File 'lib/rockstar/rest.rb', line 13

def get(resource, sign_request, args = {})
	request(resource, "get", args, sign_request)
end

#post(resource, sign_request, args = nil) ⇒ Object 



17
18
19
 
# File 'lib/rockstar/rest.rb', line 17

def post(resource, sign_request, args = nil)
	request(resource, "post", args, sign_request)
end

#request(resource, method = "get", args = {}, sign_request = false) ⇒ Object 



21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
 
# File 'lib/rockstar/rest.rb', line 21

def request(resource, method = "get", args = {}, sign_request=false)
 	url = URI.parse(@base_url)

    if (!resource.blank?)
      args[:method] = resource
      args[:api_key]= Rockstar.lastfm_api_key
    end

	if args
	  sorted_keys = args.keys.sort_by{|k|k.to_s}
      query = sorted_keys.collect { |k| "%s=%s" % [escape(k.to_s), escape(args[k].to_s)] }.join("&")

      if !args[:sk].nil? ||sign_request # Session Key available => sign the request or sign_request = true?
        signed = sorted_keys.collect {|k| "%s%s" % [k.to_s, args[k].to_s]}.join()

        auth = Digest::MD5.hexdigest("#{signed}#{Rockstar.lastfm_api_secret}")
        query += "&api_sig=#{auth}"
      end
		url.query = query
	end

   	case method
	when "get"
		req = Net::HTTP::Get.new(url.request_uri)
	when "post"
		req = Net::HTTP::Post.new(url.request_uri)
	end

	if @username and @password
		req.basic_auth(@username, @password)
	end

	http = Net::HTTP.new(url.host, url.port)
	http.use_ssl = (url.port == 443)

	res = http.start() { |conn| conn.request(req) }
	res.body
end