+proc telling_event {nl event} {
+ # For `act' we *haven't* yet done the 750ms delay; we implement
+ # that here. Also, here we turn `talk' into `talk' now and `act'
+ # later. We also support the psuedo-event `none'. The del msg
+ # and new msg events are handled by the command procedures, not here.
+ switch -exact $event {
+ none { }
+ talk {
+ telling_event_core $nl talk
+ telling_event $nl act
+ }
+ act {
+ after 750 [list telling_event_core $nl $event]
+ }
+ ident {
+ telling_event_core $nl $event
+ }
+ default {
+ error "telling_event $nl $event"
+ }
+ }
+}
+
+proc telling_event_core {nl event} {
+ # event is `talk', `act' or `ident'
+ # When user talks we actually get talk now and act later
+FIXME - fix calls to check_telling to telling_event
+FIXME - implement all cmds
+FIXME - implement tells_deliver set stt [list $u passed $now]
+FIXME - implement tells_delete catch { unset stt } ?
+FIXME - document the extra param to recordlastseen
+ set iml [msgdb_get $nl inbound]
+ if {![llength $iml]} return
+
+ upvar #0 nick_telling($nl) telling
+ upvar #0 nick_unique($nl) u
+
+ if {[info exists telling]} {
+ manyset $telling u_last stt telling_when
+ if {"$u_last" != "$u"} { unset telling; unset stt; unset telling_when }
+ }
+
+ if {![info exists stt]} {
+ set stt norecord
+ set telling_when $now
+ }
+
+ set ago [expr {$now - $telling_when}]
+
+ # Now we have the components of a telling state
+ # u - nick_unique
+ # stt - state: norecord, mentioned, passede
+ # ago - how long ago since we did anything
+
+ # We compute an evstate to dispatch on as follows:
+
+ # evstate is string of letters
+ # current state
+ # n NORECORD
+ # m MENTIONED
+ # p PASSED
+ # event
+ # t talk
+ # a act
+ # i ident
+ # security level and timing
+ # ii Insecure
+ # ss Secure and soon (before interval)
+ # sl Secure and late (after interval)
+ # current identification
+ # i Identified
+ # u Unidentified
+ # reliability and timing
+ # uu Unreliable
+ # rv Remind, very soon (before within-interval)
+ # rs Remind, soon (between)
+ # rl Remind, late (after every-interval)
+ # ps Pester, soon (before interval)
+ # pl Pester, late (after interval)
+
+ set evstate {}
+
+ append evstate [string range $stt 0 0]
+ append evstate [string range $event 0 0]
+
+ manyset [nickdb_get $n tellsec] sec secwhen
+ switch -exact $sec {
+ insecure { append evstate ii }
+ secure { append evstate [expr {$ago<$secwhen ? "sl" : "ss"}] }
+ default { append evstate "#$sec#" }
+ }
+
+ upvar #0 nick_username($nl) nu
+ if {[info exists nu] && "$nu" == "[nickdb_get $nl username]"} {
+ append evstate i
+ } else {
+ append evstate u
+ }
+
+ manyset [nickdb_set $n tellrel] rel relint relwithin
+ switch -exact $rel {
+ unreliable { append evstate uu }
+ remind { append evstate [expr {
+ $ago<$relwithin ? "rv" : $ago<$relint ? "rs" : "rl"
+ }]}
+ pester { append evstate [expr {$ago<$relint ? "ps" : "pl"}] }
+ default { append evstate "#$rel#" }
+ }
+
+ switch -glob $evstate {
+ pt???rv {
+ # consider delivered:
+ # (very recently passed, and the user talks)
+ telling_delete_msgs {} $nl
+ return
+ }
+ ?t????? {
+ # ignore (any other `talk's) - act handles these
+ return
+ }
+ ni???uu - naii?uu - nas?iuu - mi???uu {
+ # pass, but unreliable
+ telling_pass $nl
+ telling_delete_msgs {} $nl
+ return
+ }
+ ni????? - naii??? - nas?i?? - mi????? {
+ # pass, reliable
+ telling_pass $nl
+ set stt passed
+ }
+ UP TO HERE
+ FIXME print out state diagram and tick off traces
+
+
+
+ set telling [list $u passed
+
+ ?iin???? - ?iip?l?? - ?ii????? -
+ ?s?n??iv - ?s?m??iv - ?s?p?liv {
+ # pass messages
+ # (insecure and not passed recently, or just arriving;
+ # secure and not passed recently)
+ tells_deliver $nl
+ }
+ ?ssp???? - ???p?s?? - ???p?v?? {
+ # ignore
+ # (recently mentioned or passed
+ # immediate `talk' thing)
+ }
+ ?s?n???? - ?slm???? - cs?????? {
+ # mention messages
+ # (secure and not mentioned recently or just arriving,
+ # and should not pass)
+ sendprivmsg $nl \
+ {You have messages (so identify yourself please).}]
+ set stt [list $u mentioned $now]
+ }
+ * {
+ error "check_telling_core nl=$nl evstate=$evstate ?"
+ }
+ }
+
+ # current visibility
+ # v Visible
+ # h Hidden (invisible, no unique)
+ go back to norecord if invisible
+
+}
+