Class: Google::Connection

Inherits:
Object
  • Object
show all
Defined in:
lib/google/connection.rb

Overview

This is a utility class that performs all of the communication with the google calendar api.

Instance Method Summary collapse

Constructor Details

#initialize(params) ⇒ Connection

set the username, password, auth_url, app_name, and login.



12
13
14
15
16
17
18
19
 
# File 'lib/google/connection.rb', line 12

def initialize(params)
  @username = params[:username]
  @password = params[:password]
  @auth_url = params[:auth_url] || "https://www.google.com/accounts/ClientLogin"
  @app_name = params[:app_name] || "northworld.com-googlecalendar-integration"

  ()
end

Instance Method Details

#login ⇒ Object

login to the google calendar and grab an auth token.

Raises:



23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
 
# File 'lib/google/connection.rb', line 23

def ()
  content = {
    'Email' => @username,
    'Passwd' => @password,
    'source' => @app_name,
    'accountType' => 'HOSTED_OR_GOOGLE',
    'service' => 'cl'}

  response = send(Addressable::URI.parse(@auth_url), :post_form, content)

  raise HTTPRequestFailed unless response.kind_of? Net::HTTPSuccess

  @token = response.body.split('=').last
  @headers = {
     'Authorization' => "GoogleLogin auth=#{@token}",
     'Content-Type'  => 'application/atom+xml'
   }
   @update_header = @headers.clone
   @update_header["If-Match"] = "*"
end

#send(uri, method, content = '', redirect_count = 10) ⇒ Object

send a request to google.

Raises:



46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
 
# File 'lib/google/connection.rb', line 46

def send(uri, method, content = '', redirect_count = 10)
  raise HTTPTooManyRedirections if redirect_count == 0

  set_session_if_necessary(uri)

  http = (uri.scheme == 'https' ? Net::HTTPS.new(uri.host, uri.inferred_port) : Net::HTTP.new(uri.host, uri.inferred_port))

  case method
  when :delete
    # puts "in delete: #{uri.to_s}"
    request = Net::HTTP::Delete.new(uri.to_s, @update_header)
  when :get
    # puts "in get: #{uri.to_s}"
    request = Net::HTTP::Get.new(uri.to_s, @headers)
  when :post_form
    # puts "in post_form: #{uri.to_s}"
    request = Net::HTTP::Post.new(uri.to_s, @headers)
    request.set_form_data(content)
  when :post
    # puts "in post: #{uri.to_s}\n#{content}"
    request = Net::HTTP::Post.new(uri.to_s, @headers)
    request.body = content
  when :put
    # puts "in put: #{uri.to_s}\n#{content}"
    request = Net::HTTP::Put.new(uri.to_s, @update_header)
    request.body = content
  end

  response =  http.request(request)

  # recurse if necessary.
  if response.kind_of? Net::HTTPRedirection
    response = send(Addressable::URI.parse(response['location']), method, content, redirect_count - 1)
  end

  # Raise the appropiate error if necessary.
  if response.kind_of? Net::HTTPForbidden
    raise HTTPAuthorizationFailed, response.body

  elsif response.kind_of? Net::HTTPBadRequest
    raise HTTPRequestFailed, response.body

  elsif response.kind_of? Net::HTTPNotFound
    raise HTTPNotFound, response.body
  end

  return response
end