Class: Auth

Inherits:
Object
  • Object
show all
Defined in:
lib/arcgis_vrps/auth.rb

Instance Method Summary collapse

Constructor Details

#initialize(client_id, client_secret) ⇒ Auth

Returns a new instance of Auth.



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# File 'lib/arcgis_vrps/auth.rb', line 5

def initialize(client_id, client_secret)
  if client_id.nil? || client_id.empty? || client_secret.nil? || client_secret.empty?
        raise ArgumentError, "Both Client ID & Client Secret has to be set"
    end

  @client_id = client_id
  @client_secret = client_secret
end

Instance Method Details

#generateToken ⇒ Object 



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# File 'lib/arcgis_vrps/auth.rb', line 14

def generateToken
    begin

    url = "https://www.arcgis.com/sharing/rest/oauth2/token"
    escaped_url = URI.encode(url)
    uri = URI.parse(escaped_url)
    req = Net::HTTP::Post.new(uri.to_s)
     
    # Expiration is set to 20160 minutes = 2 weeks

    req.set_form_data(
      f: 'json',
      client_id: @client_id,
      client_secret: @client_secret,
      grant_type: 'client_credentials',
      expiration: 20160
      )

    http = Net::HTTP.new(uri.hostname, uri.port)
    http.use_ssl = true
     
    res = http.request(req)

    token = JSON.parse(res.body)['access_token']
    puts "\n"+res.body
    return token
  rescue => e
    puts "==== Error in generating token: "
    puts e
  end
end