1 files changed, 123 insertions, 0 deletions
diff --git a/lib/agi_server.rb b/lib/agi_server.rb
new file mode 100644
index 0000000..29c06c4
--- /dev/null
+++ b/lib/agi_server.rb
@@ -0,0 +1,123 @@
+module AGIServer
+  DEFAULT_AGI_SERVER_HOST = nil
+  DEFAULT_AGI_SERVER_PORT = 4573
+
+  def self.log_debug(message)
+      puts "DEBUG-AGI-Server: #{message.to_s}"
+      #Rails.logger.debug "AGI-Server: #{message}"
+  end
+
+  def self.log_error(message)
+      puts "ERROR-AGI-Server: #{message.to_s}"
+      #Rails.logger.error "AGI-Server: #{message}"
+  end
+
+  class Client
+    AGI_AVAILABLE_METHODS = ['directory_lookup']
+    @client  = nil
+    @options = nil
+
+    def set_variable(variable_name, variable_value)
+      if !@client
+        return false
+      end
+      @client.puts "SET VARIABLE #{variable_name.to_s} \"#{variable_value.to_s}\""
+    end
+
+    def directory_lookup
+      number = @options['agi_arg_1'].to_s.gsub(/[^0-9A-Za-z\*_-]/, '')
+      number_type = @options['agi_arg_3'].to_s
+      client_id = @options['agi_arg_2'].to_i
+
+      if number.blank?
+        number = @options['agi_dnid'].to_s.gsub(/[^0-9A-Za-z\*_-]/, '')
+        number_type = "unknown"
+        client_id = 1
+      end
+
+      if client_id > 0
+        if number != ""
+          phone_number = PhoneNumber.where(:number => number, :phone_numberable_type => "SipAccount").first
+          if phone_number.blank?
+            set_variable(:directory_status, 'unknown')
+            set_variable(:directory_message, 'Number not found in directory')
+            return nil
+          end
+
+          set_variable(:directory_status, 'exact_match')
+          set_variable(:directory_message, 'Exact match')
+          set_variable(:directory_number_type, phone_number.phone_numberable_type)
+          set_variable(:directory_number_destination, phone_number.phone_numberable.to_s)
+          set_variable(:directory_number_host, "1")
+          set_variable(:directory_number_name, phone_number.name)
+          set_variable(:directory_number_number, phone_number.number)
+          set_variable(:directory_number_country_code, phone_number.country_code)
+          set_variable(:directory_number_area_code, phone_number.area_code)
+          set_variable(:directory_number_central_office_code, phone_number.central_office_code)
+          set_variable(:directory_number_subscriber_number, phone_number.subscriber_number)
+          set_variable(:directory_number_extension, phone_number.extension)
+
+          if phone_number.phone_numberable_type == "SipAccount"
+            set_variable(:directory_caller_name, phone_number.phone_numberable.caller_name)             
+          end
+        else
+          set_variable(:directory_status, 'error')
+          set_variable(:directory_message, 'No number specified')
+        end
+      else
+        set_variable(:directory_status, 'error')
+        set_variable(:directory_message, 'No ID')
+      end
+    end
+
+    def handler(client)
+      @client = client
+      @options = Hash.new
+      while @client
+        buffer = @client.gets().strip
+        if buffer == ""
+          if @options['agi_network_script'] && AGI_AVAILABLE_METHODS.include?(@options['agi_network_script'].to_s.downcase)
+            self.send(@options['agi_network_script'].to_s.downcase)
+          end
+          break
+        elsif buffer =~ /^.*:\s/
+          key, value = buffer.split(': ')
+          @options[key]= value
+        end
+      end
+      @client.close
+    end
+  end
+
+  def self.server( host = DEFAULT_AGI_SERVER_HOST, port = DEFAULT_AGI_SERVER_PORT )
+
+    log_debug("Starting server process.")
+    require 'socket'
+    server = TCPServer.open(4573)
+    if server
+      run_server = true
+    end
+
+    client_handler_id = 0
+    while run_server
+      log_debug("Server listening on: #{server.local_address.ip_address}:#{server.local_address.ip_port}")
+      
+      Thread.start(server.accept) do |client|
+        remote_ip   = client.remote_address.ip_address
+        remote_port = client.remote_address.ip_port
+        
+        begin
+          client_handler = Client.new
+          client_handler_id = client_handler.object_id
+          log_debug("[#{client_handler_id}] Connection opened: #{remote_ip}:#{remote_port}")
+          client_handler.handler(client)
+          log_debug("[#{client_handler_id}] Connection closed: #{remote_ip}:#{remote_port}")
+        rescue => e
+          log_error("[#{client_handler_id}] #{e.class.to_s}: #{e.to_s},  closing connection: #{remote_ip}:#{remote_port}")
+        ensure
+          client.close()
+        end
+      end
+    end
+  end
+end