Commit 6386f93

@@ -22,6 +22,8 @@ type CONFIG struct {
 	PORT int
 	// USE_HTTPS determines if the client should connect using HTTPS
 	USE_HTTPS bool
+	// USER defines the user that is in control of this session
+	USER string
 }
 
 var config CONFIG

@@ -13,6 +13,7 @@ import (
 type Command struct {
 	Command     string
 	Description string
+	Usage       string
 	Run         func(args []string) error
 }
 
@@ -28,20 +29,36 @@ func selectCommand(str string) (Command, error) {
 
 // commandArray contains the full list of commands available to the application
 // note that subcommands are not currently supported
-var commandArray = []Command{Command{Command: "test",
-	Description: "Execute a test. Given a number, will go through a test with [n] questions. Type 'exit' to stop test.",
-	Run:         executeTest},
+var commandArray = []Command{
+	Command{Command: "exit",
+		Description: "Exit the self-assessment application and close the connection.",
+		Run: func(args []string) error {
+			fmt.Print("Exiting application.\n")
+			os.Exit(0)
+			return nil
+		}},
 	Command{Command: "score",
 		Description: "Display the score for the user.",
 		Run: func(args []string) error {
 			fmt.Print("score was run.")
 			return nil
 		}},
-	Command{Command: "exit",
-		Description: "Exit the self-assessment application and close the connection.",
+	Command{Command: "test",
+		Usage:       "test [number]",
+		Description: "Execute a test. Given a number, will go through a test with [n] questions. Type 'exit' to stop test.",
+		Run:         executeTest},
+	Command{
+		Command: "user",
+		Usage:   "user <username> <token>",
+		Description: "Set the user name to utilize during this session. If not set, anonymous will be used." +
+			"'token' is a unique, non-secret key to prevent duplicate users from occurring.",
 		Run: func(args []string) error {
-			fmt.Print("Exiting application.\n")
-			os.Exit(0)
+			if len(args) < 1 {
+				return fmt.Errorf("Could not set the user due to empty username.")
+			} else if len(args) < 2 {
+				return fmt.Errorf("Could not set the user due to the lack of a user token.")
+			}
+			config.USER = args[0]
 			return nil
 		}}}
 
@@ -51,7 +68,11 @@ var helpCommand = Command{Command: "help",
 	Description: "Display help for all known commands.",
 	Run: func(args []string) error {
 		for _, command := range commandArray {
-			fmt.Printf("%s\n\t%s\n", command.Command, command.Description)
+			if strings.Compare(command.Usage, "") == 0 {
+				fmt.Printf("%s\n\t%s\n", command.Command, command.Description)
+			} else {
+				fmt.Printf("%s\n\t%s\n", command.Usage, command.Description)
+			}
 		}
 		return nil
 	}}