I think we have a working server, folks

cmd/mothd/server.go

@@ -45,6 +45,7 @@ type StateProvider interface {
 	PointsLog() []*Award
 	TeamName(teamId string) (string, error)
 	SetTeamName(teamId, teamName string) error
+	AwardPoints(teamId string, cat string, points int) error
 	Component
 }
 
@@ -82,19 +83,22 @@ type MothRequestHandler struct {
 }
 
 func (mh *MothRequestHandler) PuzzlesOpen(cat string, points int, path string) (ReadSeekCloser, time.Time, error) {
-	// XXX: Make sure this puzzle is unlocked
+	export := mh.ExportAllState()
+	fmt.Println(export.Puzzles)
+	for _, p := range export.Puzzles[cat] {
+		fmt.Println(points, p)
+		if p == points {
 			return mh.Puzzles.Open(cat, points, path)
 		}
+	}
+	
+	return nil, time.Time{}, fmt.Errorf("Puzzle locked")
+}
 
 func (mh *MothRequestHandler) ThemeOpen(path string) (ReadSeekCloser, time.Time, error) {
 	return mh.Theme.Open(path)
 }
 
-func (mh *MothRequestHandler) xxxTeamName() string {
-	teamName, _ := mh.State.TeamName(mh.teamId)
-	return teamName
-}
-
 func (mh *MothRequestHandler) Register(teamName string) error {
 	// XXX: Should we just return success if the team is already registered?
 	// XXX: Should this function be renamed to Login?
@@ -105,10 +109,18 @@ func (mh *MothRequestHandler) Register(teamName string) error {
 }
 
 func (mh *MothRequestHandler) CheckAnswer(cat string, points int, answer string) error {
-	return mh.Puzzles.CheckAnswer(cat, points, answer)
+	if err := mh.Puzzles.CheckAnswer(cat, points, answer); err != nil {
+		return err
 	}
 	
-func (mh *MothRequestHandler) ExportState() *StateExport {
+	if err := mh.State.AwardPoints(mh.teamId, cat, points); err != nil {
+		return err
+	}
+	
+	return nil
+}
+
+func (mh *MothRequestHandler) ExportAllState() *StateExport {
 	export := StateExport{}
 
 	teamName, _ := mh.State.TeamName(mh.teamId)
@@ -142,8 +154,6 @@ func (mh *MothRequestHandler) ExportState() *StateExport {
 
 
 	export.Puzzles = make(map[string][]int)
-
-	//XXX: move to brains.go
 	for _, category := range mh.Puzzles.Inventory() {
 		// Append sentry (end of puzzles)
 		allPuzzles := append(category.Puzzles, 0)
@@ -162,3 +172,17 @@ func (mh *MothRequestHandler) ExportState() *StateExport {
 
 	return &export
 }
+
+func (mh *MothRequestHandler) ExportState() *StateExport {
+	export := mh.ExportAllState()
+	
+	// We don't give this out to just anybody,
+	// because back when we did,
+	// we got a bad reputation on some secretive blacklist,
+	// and now the Navy can't register for events.
+	if export.TeamNames["self"] == "" {
+		export.Puzzles = map[string][]int{}
+	}
+	
+	return export
+}

cmd/mothd/state.go

@@ -82,6 +82,7 @@ func (s *State) UpdateEnabled() {
 
 // Returns team name given a team ID.
 func (s *State) TeamName(teamId string) (string, error) {
+	// XXX: directory traversal
 	teamFile := filepath.Join("teams", teamId)
 	teamNameBytes, err := afero.ReadFile(s, teamFile)
 	teamName := strings.TrimSpace(string(teamNameBytes))

theme/moth.js

@@ -144,7 +144,6 @@ function showPuzzles() {
 
   document.getElementById("login").style.display = "none"
   document.getElementById("puzzles").appendChild(spinner)
-  heartbeat()
 }
 
 async function fetchAll(puzzles) {
@@ -191,6 +190,7 @@ function login(e) {
           sessionStorage.id = teamId
           sessionStorage.pid = participantId
           showPuzzles()
+          heartbeat()
         } else {
           toast(obj.data.description)
         }
@@ -211,10 +211,6 @@ function login(e) {
 }
 
 function init() {
-  // Already signed in?
-  if (sessionStorage.id) {
-    showPuzzles()
-  }
   heartbeat()
   setInterval(e => heartbeat(), 40000)