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-rw-r--r--net/ricketyspace/ror/fourteen/server.rkt35
1 files changed, 34 insertions, 1 deletions
diff --git a/net/ricketyspace/ror/fourteen/server.rkt b/net/ricketyspace/ror/fourteen/server.rkt
index 5ec8c0f..3a91788 100644
--- a/net/ricketyspace/ror/fourteen/server.rkt
+++ b/net/ricketyspace/ror/fourteen/server.rkt
@@ -450,7 +450,7 @@ The server is responsible for:
;; PlayUniverse -> [Bundle PlayUniverse [Listof [Mail StateMessage]]]
;; bundle this universe, serialize it, broadcast it, and drop noone
(define (broadcast-universe p)
- (define mails (broadcast (get-iws p) (serialize-universe p)))
+ (define mails (broadcast-for (get-ips p) p))
(make-bundle p mails empty))
;; [Listof IWorlds] Message -> [Listof Mail]
@@ -464,6 +464,35 @@ The server is responsible for:
(define serialized-players (map ip-player (play-players p)))
(list SERIALIZE serialized-players (play-food p)))
+;; [Listof IPs] PlayUniverse -> [Listof Mail]
+;; generates mails for all clients
+(define (broadcast-for ips p)
+ (define (mk-mail-for pl)
+ (make-mail (ip-iw pl) (serialize-universe-for pl p)))
+ (foldl (lambda (pl mails) (cons (mk-mail-for pl) mails)) '() ips))
+
+;; IP PlayUniverse -> (list s [Listof SerializedPlayer] [ListOf SerializedFood])
+;; prepares message for an update world/ServerState state for a player
+(define (serialize-universe-for pl p)
+ (list SERIALIZE
+ (serialize-players-for pl (play-players p))
+ (play-food p)))
+
+;; IP IPs -> [ListOf SerializedPlayer]
+;; prepares serialized list of players for the SERIALIZE message for a
+;; player.
+(define (serialize-players-for pl pls)
+ (define (filter-out waypoints)
+ (if (empty? waypoints)
+ waypoints
+ (list (first waypoints))))
+ (define (mk-pl plyr)
+ (cond [(id=? (ip-id plyr) (ip-id pl)) (ip-player plyr)]
+ [else (player (ip-id plyr)
+ (ip-body plyr)
+ (filter-out (ip-waypoints plyr)))]))
+ (foldl (lambda (plyr srlzd-pls) (cons (mk-pl plyr) srlzd-pls)) '() pls))
+
;
;
;
@@ -520,6 +549,10 @@ The server is responsible for:
(define (get-iws p)
(map ip-iw (append (play-players p) (play-spectators p))))
+;; PlayUnivers -> [Listof IP]
+(define (get-ips p)
+ (append (play-players p) (play-spectators p)))
+
;; ServerState -> Bundle
;; makes a bundle that sends no messages and disconnects noone
(define (empty-bundle s)