Trying to figure out this slice issue...

mc_man.go

@@ -6,13 +6,10 @@ import (
 	"log"
 	"os"
 	"os/exec"
-	"strings"
+	//"strings"
 )
 
 func main() {
-	// Load the Config
-	util.LoadConfig()
-
 	xmxVal := "1024M"
 	xmsVal := "1024M"
 	args := os.Args[1:]
@@ -72,8 +69,9 @@ func main() {
 		close(ch)
 	}()
 
-	listen_for := ""
-	listen_for_user := ""
+	// Load the Config
+	mm := util.NewManager(stdin)
+	util.LoadConfig(&mm)
 
 	// The forever loop to monitor the channel
 loop:
@@ -83,52 +81,7 @@ loop:
 			break loop
 		}
 		m := util.NewMessage(s)
-		// First check for anything we're listening for
-
-		if listen_for != "" && strings.Contains(m.Text, listen_for) {
-			r := strings.Split(m.Text, listen_for)
-			if len(r) > 0 {
-				p_str := r[1]
-				p_str = strings.Replace(p_str, ",", "", -1)
-				util.SetHome(listen_for_user, p_str)
-				stdin.Write([]byte("tell " + listen_for_user + " Set your home to " + p_str))
-				listen_for = ""
-				listen_for_user = ""
-			}
-		} else {
-			if m.IsStopRequest() {
-				stdin.Write([]byte("stop\n"))
-			} else if m.IsHomeRequest() {
-				home_str, found := util.GetHome(m.User.Name)
-				if found {
-					stdin.Write([]byte("tp " + m.User.Name + " " + home_str + "\n"))
-				}
-			} else if m.IsSetHomeRequest() {
-				listen_for = "Teleported " + m.User.Name + " to "
-				listen_for_user = m.User.Name
-				stdin.Write([]byte("tp " + m.User.Name + " ~ ~ ~\n"))
-			} else if m.IsVisitRequest() {
-				visiting_user, err := m.VisitingUser()
-				if !err {
-					fmt.Printf("\x1b[31;1m%s requested a tp visit to %s\x1b[0m\n", m.User.Name, visiting_user)
-					porch_str, found := util.GetPorch(visiting_user)
-					fmt.Printf(">>> Porch String: " + porch_str)
-					if found {
-						stdin.Write([]byte("tp " + m.User.Name + " " + porch_str + "\n"))
-					} else {
-						stdin.Write([]byte("tell " + m.User.Name + " Couldn't find that user's porch 1\n"))
-					}
-				} else {
-					stdin.Write([]byte("tell " + m.User.Name + " Couldn't find that user's porch 2\n"))
-				}
-			} else if m.IsSetPorchRequest() {
-				listen_for = "Teleported " + m.User.Name + " to "
-				listen_for_user = m.User.Name
-				stdin.Write([]byte("tp " + m.User.Name + " ~ ~ ~\n"))
-			} else {
-				//				fmt.Printf("\x1b[34;1m%s\x1b[0m", m.Output())
-			}
-		}
 		fmt.Printf("\x1b[34;1m%s\x1b[0m", m.Output())
+		mm.ProcessMessage(s)
 	}
 }

util/config.go

@@ -22,24 +22,69 @@ type Config struct {
 
 var c *Config
 
-func LoadConfig() {
+func LoadConfig(mm *MessageManager) {
 	c = new(Config)
 	config_str, err := ioutil.ReadFile("mc_man.config")
 	if err == nil {
 		j, _ := jason.NewObjectFromBytes(config_str)
 		o, _ := j.GetObjectArray("options")
 
+		// Add the "Stop" listener
+		mm.listeners = append(mm.listeners, func(i *Message) bool {
+			if i.User.IsOp && i.Text == "!stop\n" {
+				mm.Output("stop")
+				return true
+			}
+			return false
+		})
+
 		for _, option := range o {
 			opt_name, _ := option.GetString("name")
 			opt_enabled, _ := option.GetBoolean("enabled")
 			if opt_name == "home" {
 				c.FeatureTPHome = opt_enabled
+				// Add the listener for "!set home"
+				// Add !set home listener
+				mm.listeners = append(mm.listeners, func(i *Message) bool {
+					if i.User.Name != "" && i.Text == "!set home\n" {
+						mm.tempListeners = append(mm.tempListeners, func(inp *Message) bool {
+							listen_for := "Teleported " + i.User.Name + " to "
+							if inp.User.Name == "" && strings.Contains(inp.Text, listen_for) {
+								// Found the text
+								r := strings.Split(inp.Text, listen_for)
+								if len(r) > 0 {
+									p_str := r[1]
+									p_str = strings.Replace(p_str, ",", "", -1)
+									SetHome(i.User.Name, p_str)
+									mm.Output("tell " + i.User.Name + " Set your home to " + p_str)
+									return true
+								}
+							}
+							return false
+						})
+						mm.Output("tp " + i.User.Name + " ~ ~ ~")
+						return true
+					}
+					return false
+				})
+				// Add !home listener
+				mm.listeners = append(mm.listeners, func(i *Message) bool {
+					if i.User.Name != "" && i.Text == "!home\n" {
+						home_str, found := GetHome(i.User.Name)
+						if found {
+							mm.Output("tp " + i.User.Name + " " + home_str)
+						} else {
+							mm.Output("tell " + i.User.Name + " I don't know where your home is. Set it to your current position by typing '!set home'")
+						}
+					}
+					return false
+				})
 			} else if opt_name == "visit" {
 				c.FeatureTPVisit = opt_enabled
 			}
 		}
 
-		c.Users = make([]*User, 1)
+		c.Users = make([]*User, 0, 10)
 		u, _ := j.GetObjectArray("users")
 		for _, user := range u {
 			user_name, err := user.GetString("name")
@@ -54,7 +99,7 @@ func LoadConfig() {
 				c.U = *us
 			}
 		}
-		fmt.Printf("Loaded %d Users", len(c.Users))
+		fmt.Printf("Loaded %d Users\n", len(c.Users))
 	}
 }
 

util/message_manager.go

@@ -1,15 +1,12 @@
 package util
 
 import (
+	"fmt"
+	"io"
 	"strings"
 )
 
 type MessageManager struct {
-	/* Process takes a string and returns whether
-	 * we did anything with that string or not
-	 */
-	Process func(inp string) bool
-
 	/* listeners is an array of functions that
 	 * tell the manager how to listen for specific
 	 * text and what to do if we receive it.
@@ -17,25 +14,88 @@ type MessageManager struct {
 	 * "consumed" (i.e. - Don't send to any more
 	 * listeners)
 	 */
-	listeners []func(inp string) bool
+	listeners []func(inp *Message) bool
 
 	/* tempListeners is an array of functions that
 	 * work the same as 'listeners', but these are
 	 * just temporary and higher priority than
 	 * 'listeners'
 	 */
-	tempListeners []func(inp string) bool
+	tempListeners []func(inp *Message) bool
+
+	/* finishedTempListener is an index of a
+	 * tempListener to be removed
+	 */
+	finishedTempListener int
+
+	output io.WriteCloser
 }
 
-func NewManager() *MessageManager {
-	mm := new(MessageManager)
-	mm.Process = func(inp string) bool {
-		// TODO: send to temp listeners
-		for i, listener := range listeners {
-			if listener(inp) {
-				return true
-			}
+func (mm MessageManager) Output(o string) {
+	if !strings.HasSuffix("\n", o) {
+		o = o + "\n"
+	}
+	mm.output.Write([]byte(o))
+}
+
+func (mm MessageManager) ProcessMessage(inp string) bool {
+	// First of all, create the message from inp
+	m := NewMessage(inp)
+	tempListeners := mm.tempListeners
+	listeners := mm.listeners
+	fmt.Printf("[%d]l, [%d]tmpl: Processing Message: >>> %s\n", len(listeners), len(tempListeners), strings.Replace(inp, "\n", "", -1))
+	// Now run the message through all of mm's tempListeners
+	for i := range tempListeners {
+		fmt.Printf("Processing message in tempListener %d\n", i)
+		// Pop the listener off of the stack
+		consumed := tempListeners[i](m)
+		if consumed {
+			// When a temp listener is consumed, we delete it
+			fmt.Println("Consumed Event from Temporary Listener.")
+			mm.finishedTempListener = i
+			return true
 		}
 	}
+	// and run the message through all of mm's listeners
+	for i := range listeners {
+		fmt.Printf("Processing message in listener %d\n", i)
+		consumed := listeners[i](m)
+		if consumed {
+			return true
+		}
+	}
+	// Message not consumed, return false
+	return false
+}
+
+func (mm MessageManager) AddListener(l func(*Message) bool) {
+	mm.listeners = append(mm.listeners, l)
+}
+
+func (mm MessageManager) AddTempListener(l func(*Message) bool) {
+	mm.tempListeners = append(mm.tempListeners, l)
+}
+
+func (mm MessageManager) RemoveListener(i int) {
+	if i > -1 && i < len(mm.listeners) {
+		mm.listeners = append(mm.listeners[:i], mm.listeners[i+1:]...)
+	}
+}
+func (mm MessageManager) RemoveTempListener(i int) {
+	if i > -1 && i < len(mm.tempListeners) {
+		fmt.Printf("Removing Temp Listener %d\n", i)
+		fmt.Printf("Before: %d\n", len(mm.tempListeners))
+		mm.tempListeners = append(mm.tempListeners[:i], mm.tempListeners[i+1:]...)
+		fmt.Printf("After: %d\n", len(mm.tempListeners))
+	}
+}
+
+func NewManager(o io.WriteCloser) MessageManager {
+	mm := MessageManager{
+		//		listeners:     make(([]func(*Message) bool), 0, 10),
+		//		tempListeners: make(([]func(*Message) bool), 0, 10),
+		finishedTempListener: -1,
+		output:               o,
+	}
 	return mm
 }