exotel - A ruby wrapper for the Exotel API

Exotel.configure do |c|
  c.exotel_sid   = "Your exotel sid"
  c.exotel_token = "Your exotel token"
end

response = Exotel::Sms.send(:from => 'FROM_NUMBER', :to => 'TO_NUMBER', :body => 'MESSAGE BODY')
sms_id = response.sid #sid is used to find the delivery status and other details of the message in future.

sms = Exotel::Sms.details(sms_id)
status = response.status
date_sent = response.date_sent

response = Exotel::Call.connect_to_agent(:to => 'Your Exotel Virtual Number', :from => 'The customer phone number that will be called', :caller_id => 'Your Exotel Number', :call_type => 'trans or promo')
call_id = response.sid #sid is used to find the details of the call. Ex: Total price of teh call. 

For complete details about the parameters refer exotel api doc.
http://goo.gl/nx4Tf

response = Exotel::Call.connect_to_flow(:to => 'Your Exotel Virtual Number', :from => 'The customer phone number that will be called', :caller_id => 'Your Exotel Number', :call_type => 'trans or promo'. :flow_id => 'App/Flow id to be connected')
call_id = response.sid #sid is used to find the details of the call. Ex: Total price of teh call. 

For complete details about the parameters refer exotel api doc.
http://goo.gl/0zxMx

sms = Exotel::Call.details(call_id)
price = response.price
status = response.status
duration = response.duration

response.status = 'DND'
response.message will be some thing like 'Call to ****** cannot be made because of TRAI NDNC regulations'