Actually add IRC Client

lib/asterisk/irc_client.rb

@@ -0,0 +1,111 @@
+require "socket"
+require "openssl"
+require "ircparser"
+
+require_relative "irc_profile"
+
+class W3DHub
+  class Asterisk
+    class IRCClient
+      class SSL
+        def self.default_context
+          verify_peer_and_hostname
+        end
+
+        def self.verify_peer_and_hostname
+          verify_peer.tap do |context|
+            context.verify_hostname = true
+          end
+        end
+
+        def self.verify_peer
+          no_verify.tap do |context|
+            context.verify_mode = OpenSSL::SSL::VERIFY_PEER
+            context.cert_store = OpenSSL::X509::Store.new.tap(&:set_default_paths)
+          end
+        end
+
+        def self.verify_hostname_only
+          no_verify.tap do |context|
+            context.verify_hostname = true
+          end
+        end
+
+        def self.no_verify
+          OpenSSL::SSL::SSLContext.new
+        end
+      end
+
+      attr_reader :status
+
+      def initialize(irc_profile = nil)
+        @irc_profile = irc_profile
+
+        socket = dial(
+          @irc_profile.server_hostname,
+          @irc_profile.server_port,
+          ssl_context: irc_profile.server_ssl ? irc_profile.server_verify_ssl ? SSL.default_context : SSL.no_verify : false
+        )
+
+        authenticate_with_brenbot!(socket)
+      ensure
+        socket&.close
+      end
+
+      def dial(hostname, port = 6697, local_host: nil, local_port: nil, ssl_context: SSL.default_context)
+        Socket.tcp(hostname, port, local_host, local_port).then do |socket|
+          if ssl_context
+            ssl_context = SSL.send(ssl_context) if ssl_context.is_a? Symbol
+
+            OpenSSL::SSL::SSLSocket.new(socket, ssl_context).tap do |ssl_socket|
+              ssl_socket.hostname = hostname
+              ssl_socket.connect
+            end
+          else
+            socket
+          end
+        end
+      end
+
+      def authenticate_with_brenbot!(socket)
+        pp @irc_profile, "#{@irc_profile.nickname}!#{@irc_profile.username.split("/").first}"
+        # exit
+
+        pass = IRCParser::Message.new(command: "PASS", parameters: [@irc_profile.password])
+        user = IRCParser::Message.new(command: "USER", parameters: [@irc_profile.username, "0", "*", ":#{@irc_profile.nickname}"])
+        nick = IRCParser::Message.new(command: "NICK", parameters: [@irc_profile.nickname])
+
+        socket.puts(pass)
+        socket.puts(user)
+        socket.puts(nick)
+
+        pp socket
+        socket.flush
+
+        until socket.closed?
+          raw = socket.gets
+          next if raw.to_s.empty?
+
+          msg = IRCParser::Message.parse(raw)
+
+          if msg.command == "PING"
+            pong = IRCParser::Message.new(command: "PONG", parameters: [msg.parameters.first.sub("\r\n", "")])
+            socket.puts("#{pong}")
+            socket.flush
+          elsif msg.command == "001" && msg.parameters.join.include?("#{@irc_profile.nickname}!#{@irc_profile.username.split("/").first}")
+            pm = IRCParser::Message.new(command: "PRIVMSG", parameters: [@irc_profile.server_bot, "!auth #{@irc_profile.bot_auth_username} password"])
+            socket.puts(pm)
+
+            quit = IRCParser::Message.new(command: "QUIT", parameters: ["Quiting from an Asterisk"])
+            socket.puts(quit)
+            socket.flush
+
+            socket.close
+          end
+        end
+      end
+    end
+  end
+end
+
+W3DHub::Asterisk::IRCClient.new