Module: Easemob::Token

Defined in:
lib/easemob/token.rb

Class Method Summary collapse

Class Method Details

.read_from_store ⇒ Object 



12
13
14
15
16
17
18
19
20
21
 
# File 'lib/easemob/token.rb', line 12

def self.read_from_store
  td = read_token
  token_life_in_seconds = td.fetch('token_expires_in').to_i
  got_token_at = td.fetch('got_token_at').to_i
  access_token = td.fetch('access_token')
  remain_life_seconds = token_life_in_seconds - (Time.now.to_i - got_token_at)
  return [access_token, remain_life_seconds]
rescue JSON::ParserError, Errno::ENOENT, KeyError, TypeError
  refresh
end

.read_token ⇒ Object 



29
30
31
 
# File 'lib/easemob/token.rb', line 29

def self.read_token
  JSON.parse(File.read(Easemob.token_file_path))
end

.refresh ⇒ Object 



3
4
5
6
7
8
9
10
 
# File 'lib/easemob/token.rb', line 3

def self.refresh
  res = Easemob.httprbs.with do |http|
    http.post "#{Easemob.head_url}/token", json: { grant_type: 'client_credentials', client_id: Easemob.client_id, client_secret: Easemob.client_secret }
  end
  raise "Failed to refresh easemob token: #{res}" unless res.code == 200
  write_to_store(JSON.parse(res.body.to_s))
  read_from_store
end

.write_to_store(token_hash) ⇒ Object 



23
24
25
26
27
 
# File 'lib/easemob/token.rb', line 23

def self.write_to_store(token_hash)
  token_hash['got_token_at'.freeze] = Time.now.to_i
  token_hash['token_expires_in'.freeze] = token_hash.delete('expires_in')
  write_token(token_hash)
end

.write_token(token_hash) ⇒ Object 



33
34
35
 
# File 'lib/easemob/token.rb', line 33

def self.write_token(token_hash)
  File.write(Easemob.token_file_path, token_hash.to_json)
end