+ return $list
+}
+
+proc def_somedb_id {name arglist body} {
+ def_somedb $name [concat id $arglist] "somedb__head; $body"
+}
+
+def_somedb_id exists {} {
+ return [info exists iddbe]
+}
+
+def_somedb_id delete {} {
+ catch { unset iddbe }
+ file delete $idfn
+}
+
+set default_settings_nick {
+ timeformat ks
+ marktime off
+ tellsec {secure 600}
+ tellrel {remind 3600 30}
+}
+
+set default_settings_chan {
+ autojoin 1
+ mode *
+ userinvite pub
+ topicset {}
+ topicsee {}
+ topictell {}
+}
+
+set default_settings_msgs {
+ inbound {}
+ outbound {}
+}
+# inbound -> [<nick> <time_t> <message>] ...
+# outbound -> [<nick> <time_t(earliest)> <count>] ...
+# neither are sorted particularly; only one entry per recipient in
+# output; both sender and recipient are cased
+
+def_somedb_id set {args} {
+ upvar #0 default_settings_$nickchan def
+ if {![info exists iddbe]} { set iddbe $def }
+ foreach {key value} [concat $iddbe $args] { set a($key) $value }
+ set newval {}
+ foreach {key value} [array get a] { lappend newval $key $value }
+ set f [open $idfn.new w]
+ try_except_finally {
+ puts $f $newval
+ close $f
+ file rename -force $idfn.new $idfn
+ } {
+ } {
+ catch { close $f }
+ }
+ set iddbe $newval
+}
+
+def_somedb_id get {key} {
+ upvar #0 default_settings_$nickchan def
+ if {[info exists iddbe]} {
+ set l [concat $iddbe $def]
+ } else {
+ set l $def
+ }
+ foreach {tkey value} $l {
+ if {![string compare $tkey $key]} { return $value }
+ }
+ error "unset setting $key"
+}
+
+proc opt {key} {
+ global calling_nick
+ if {[info exists calling_nick]} { set n $calling_nick } { set n {} }
+ return [nickdb_get $n $key]
+}
+
+proc check_notonchan {} {
+ upvar 1 dest dest
+ if {[ischan $dest]} { usererror "That command must be sent privately." }
+}
+
+proc nick_securitycheck {strict} {
+ upvar 1 n n
+ if {![nickdb_exists $n]} {
+ usererror "You are unknown to me, use `register'."
+ }
+ set wantu [nickdb_get $n username]
+ if {![string length $wantu]} {
+ if {$strict} {
+ usererror "That feature is only available to secure users, sorry."
+ } else {
+ return
+ }
+ }
+ set luser [irctolower $n]
+ upvar #0 nick_username($luser) nu
+ if {![info exists nu]} {
+ usererror "Nick $n is secure, you must identify yourself first."
+ }
+ if {"$wantu" != "$nu"} {
+ usererror "You are the wrong user -\
+ the nick $n belongs to $wantu, not $nu."
+ }
+}
+
+proc channel_ismanager {channel n} {
+ set mgrs [chandb_get $channel managers]
+ return [expr {[lsearch -exact [irctolower $mgrs] [irctolower $n]] >= 0}]
+}
+
+proc channel_securitycheck {channel} {
+ upvar n n
+ if {![channel_ismanager $channel $n]} {
+ usererror "You are not a manager of $channel."
+ }
+ nick_securitycheck 1
+}
+
+proc def_chancmd {name body} {
+ proc channel/$name {} \
+ " upvar 1 target chan; upvar 1 n n; upvar 1 text text; $body"
+}
+
+proc ta_listop {findnow procvalue} {
+ # findnow and procvalue are code fragments which will be executed
+ # in the caller's level. findnow should set ta_listop_ev to
+ # the current list, and procvalue should treat ta_listop_ev as
+ # a proposed value in the list and check and possibly modify
+ # (canonicalise?) it. After ta_listop, ta_listop_ev will
+ # be the new value of the list.
+ upvar 1 ta_listop_ev exchg
+ upvar 1 text text
+ set opcode [ta_word]
+ switch -exact _$opcode {
+ _= { }
+ _+ - _- {
+ uplevel 1 $findnow
+ foreach item $exchg { set array($item) 1 }
+ }
+ default {
+ error "list change opcode must be one of + - ="
+ }
+ }
+ foreach exchg [split $text " "] {
+ if {![string length $exchg]} continue
+ uplevel 1 $procvalue
+ if {"$opcode" != "-"} {
+ set array($exchg) 1
+ } else {
+ catch { unset array($exchg) }
+ }
+ }
+ set exchg [lsort [array names array]]
+}
+
+def_chancmd manager {
+ ta_listop {
+ if {[chandb_exists $chan]} {
+ set ta_listop_ev [chandb_get $chan managers]
+ } else {
+ set ta_listop_ev [list [irctolower $n]]
+ }
+ } {
+ check_nick $ta_listop_ev
+ set ta_listop_ev [irctolower $ta_listop_ev]
+ }
+ if {[llength $ta_listop_ev]} {
+ chandb_set $chan managers $ta_listop_ev
+ ucmdr "Managers of $chan: $ta_listop_ev" {}
+ } else {
+ chandb_delete $chan
+ ucmdr {} {} "forgets about managing $chan." {}
+ }
+}
+
+def_chancmd autojoin {
+ set yesno [ta_word]
+ switch -exact [string tolower $yesno] {
+ no { set nv 0 }
+ yes { set nv 1 }
+ default { error "channel autojoin must be `yes' or `no' }
+ }
+ chandb_set $chan autojoin $nv
+ ucmdr [expr {$nv ? "I will join $chan when I'm restarted " : \
+ "I won't join $chan when I'm restarted "}] {}
+}
+
+def_chancmd userinvite {
+ set nv [string tolower [ta_word]]
+ switch -exact $nv {
+ pub { set txt "!invite will work for $chan, but it won't work by /msg" }
+ here { set txt "!invite and /msg invite will work, but only for users who are already on $chan." }
+ all { set txt "Any user will be able to invite themselves or anyone else to $chan." }
+ none { set txt "I will not invite anyone to $chan." }
+ default {
+ error "channel userinvite must be `pub', `here', `all' or `none'
+ }
+ }
+ chandb_set $chan userinvite $nv
+ ucmdr $txt {}
+}
+
+def_chancmd topic {
+ set what [ta_word]
+ switch -exact $what {
+ leave {
+ ta_nomore
+ chandb_set $chan topicset {}
+ ucmdr "I won't ever change the topic of $chan." {}
+ }
+ set {
+ set t [string trim $text]
+ if {![string length $t]} {
+ error "you must specific the topic to set"
+ }
+ chandb_set $chan topicset $t
+ ucmdr "Whenever I'm alone on $chan, I'll set the topic to $t." {}
+ }
+ see - tell {
+ ta_listop {
+ set ta_listop_ev [chandb_get $chan topic$what]
+ } {
+ if {"$ta_listop_ev" != "*"} {
+ if {![ischan $ta_listop_ev]} {
+ error "bad channel \`$ta_listop_ev' in topic $what"
+ }
+ set ta_listop_ev [irctolower $ta_listop_ev]
+ }
+ }
+ chandb_set $chan topic$what $ta_listop_ev
+ ucmdr "Topic $what list for $chan: $ta_listop_ev" {}
+ }
+ default {
+ usererror "Unknown channel topic subcommand - see help channel."
+ }
+ }
+}
+
+def_chancmd mode {
+ set mode [ta_word]
+ if {"$mode" != "*" && ![regexp {^(([-+][imnpst]+)+)$} $mode mode]} {
+ error {channel mode must be * or match ([-+][imnpst]+)+}
+ }
+ chandb_set $chan mode $mode
+ if {![string compare $mode "*"]} {
+ ucmdr "I won't ever change the mode of $chan." {}
+ } else {
+ ucmdr "Whenever I'm alone on $chan, I'll set the mode to $mode." {}
+ }
+}
+
+def_chancmd show {
+ if {[chandb_exists $chan]} {
+ set l "Settings for $chan: autojoin "
+ append l [lindex {no yes} [chandb_get $chan autojoin]]
+ append l ", mode " [chandb_get $chan mode]
+ append l ", userinvite " [chandb_get $chan userinvite] "."
+ append l "\nManagers: "
+ append l [join [chandb_get $chan managers] " "]
+ foreach {ts sep} {see "\n" tell " "} {
+ set t [chandb_get $chan topic$ts]
+ append l $sep
+ if {[llength $t]} {
+ append l "Topic $ts list: $t."
+ } else {
+ append l "Topic $ts list is empty."
+ }
+ }
+ append l "\n"
+ set t [chandb_get $chan topicset]
+ if {[string length $t]} {
+ append l "Topic to set: $t"
+ } else {
+ append l "I will not change the topic."
+ }
+ ucmdr {} $l
+ } else {
+ ucmdr {} "The channel $chan is not managed."
+ }
+}
+
+proc channelmgr_monoop {} {
+ upvar 1 dest dest
+ upvar 1 text text
+ upvar 1 n n
+ upvar 1 p p
+ upvar 1 target target
+ global chan_nicks
+
+ prefix_nick
+
+ if {[ischan $dest]} { set target $dest }
+ if {[ta_anymore]} { set target [ta_word] }
+ ta_nomore
+ if {![info exists target]} {
+ usererror "You must specify, or invoke me on, the relevant channel."
+ }
+ if {![info exists chan_nicks([irctolower $target])]} {
+ usererror "I am not on $target."
+ }
+ if {![ischan $target]} { error "not a valid channel" }
+
+ if {![chandb_exists $target]} {
+ usererror "$target is not a managed channel."
+ }
+ channel_securitycheck $target
+}
+
+def_ucmd op {
+ channelmgr_monoop
+ sendout MODE $target +o $n
+ ucmdr {} {}
+}
+
+def_ucmd leave {
+ channelmgr_monoop
+ doleave $target
+ ucmdr {} {}
+}
+
+def_ucmd invite {
+ global chan_nicks errorCode errorInfo
+ prefix_nick
+
+ if {[ischan $dest]} {
+ set target $dest
+ set onchan 1
+ } else {
+ set target [ta_word]
+ set onchan 0
+ }
+ set ltarget [irctolower $target]
+ if {![ischan $target]} { error "$target is not a channel" }
+ if {![info exists chan_nicks($ltarget)]} {
+ usererror "I am not on $target."
+ }
+ set ui [chandb_get $ltarget userinvite]
+ if {[catch {
+ if {![string compare $ui "pub"] && !$onchan} {
+ usererror "Invitations to $target must be made there with !invite."
+ }
+ if {"$ui" != "all"} {
+ if {[lsearch -exact $chan_nicks($ltarget) [irctolower $n]] < 0} {
+ usererror "Invitations to $target may only be made\
+ by a user on the channel."
+ }
+ }
+ if {[!string compare $ui "none"]} {
+ usererror "Sorry, I've not been authorised\
+ to invite people to $target."
+ }
+ } emsg]} {
+ if {![string compare $errorCode "BLIGHT USER"] &&
+ [channel_ismanager $target $n]} {
+ if {[catch {
+ nick_securitycheck 1
+ } emsg2]} {
+ if {![string compare $errorCode "BLIGHT USER"]} {
+ usererror "$emsg2 Therefore you can't use your\
+ channel manager privilege. $emsg"
+ } else {
+ error $error $errorInfo $errorCode
+ }
+ }
+ } else {
+ error $emsg $errorInfo $errorCode
+ }
+ }
+ if {![ta_anymore]} {
+ usererror "You have to say who to invite."
+ }
+ set invitees {}
+ while {[ta_anymore]} {
+ set invitee [ta_nick]
+ lappend invitees $invitee
+ }
+ foreach invitee $invitees {
+ sendout INVITE $invitee $ltarget
+ }
+ set who [lindex $invitees 0]
+ switch -exact llength $invitees {
+ 0 { error "zero invitees" }
+ 1 { }
+ 2 { append who " and [lindex $invitees 1]" }
+ * {
+ set who [join [lreplace $invitees end end] ", "]
+ append who " and [lindex $invitees [llength $invitees]]"
+ }
+ }
+ ucmdr {} {} {} "invites $who to $target."
+}
+
+def_ucmd channel {
+ if {[ischan $dest]} { set target $dest }
+ if {![ta_anymore]} {
+ set subcmd show
+ } else {
+ set subcmd [ta_word]
+ }
+ if {[ischan $subcmd]} {
+ set target $subcmd
+ if {![ta_anymore]} {
+ set subcmd show
+ } else {
+ set subcmd [ta_word]
+ }
+ }
+ if {![info exists target]} { error "privately, you must specify a channel" }
+ set procname channel/$subcmd
+ if {"$subcmd" != "show"} {
+ if {[catch { info body $procname }]} {
+ usererror "unknown channel setting $subcmd."
+ }
+ prefix_nick
+ if {[chandb_exists $target]} {
+ channel_securitycheck $target
+ } else {
+ nick_securitycheck 1
+ upvar #0 chan_initialop([irctolower $target]) io
+ upvar #0 nick_unique([irctolower $n]) u
+ if {![info exists io]} {
+ usererror "$target is not a managed channel."
+ }
+ if {"$io" != "$u"} {
+ usererror "You are not the interim manager of $target."
+ }
+ if {"$subcmd" != "manager"} {
+ usererror "Please use `channel manager' first."
+ }
+ }
+ }
+ channel/$subcmd
+}
+
+proc nickdb_get_username {n} {
+ if {![nickdb_exists $n]} { return "" }
+ return [nickdb_get $n username]
+}
+
+proc nickdb_get_sec_effective {n} {
+ set l [nickdb_get $n tellsec]
+ set u [nickdb_get_username $n]
+ if {![string compare [lindex $l 0] "secure"] &&
+ ![string length $u]} { set l insecure }
+ return $l
+}
+
+proc tell_peernicks {text} {
+ global errorInfo errorCode
+ set text [irctolower [string trim $text]]
+ set senders [split $text " "]
+ foreach sender $senders {
+ if {[catch { check_nick $sender } emsg]} {
+ error "invalid nick `$sender': $emsg" $errorInfo $errorCode
+ }
+ }
+ return $senders
+}
+
+proc msgsdb_set_maydelete {n key l otherkey} {
+ msgsdb_set $n $key $l
+ if {[llength $l]} return
+ if {[llength [msgsdb_get $n $otherkey]]} return
+ msgsdb_delete $n
+}
+
+proc tell_delete_msgs {lsenders lrecip} {
+ set new_inbound {}
+ set ndel 0
+ foreach {s t m} [msgsdb_get $lrecip inbound] {
+ if {[llength $lsenders]} {
+ if {[lsearch -exact $lsenders [irctolower $s]] == -1} {
+ lappend new_inbound $s $t $m
+ continue
+ }
+ }
+ set rsenders($s) 1
+ incr ndel
+ }
+ msgsdb_set_maydelete $lrecip inbound $new_inbound outbound
+ if {![llength $new_inbound]} {
+ upvar #0 nick_telling($lrecip) telling
+ catch { unset telling }
+ }
+ foreach s [array names rsenders] {
+ set new_outbound {}
+ foreach {r t c} [msgsdb_get $s outbound] {
+ if {![ircnick_compare $r $lrecip]} continue
+ lappend new_outbound $r $t $c
+ }
+ msgsdb_set_maydelete $s outbound $new_outbound inbound
+ }
+ return $ndel
+}
+
+def_ucmd untell {
+ prefix_nick
+ check_notonchan
+ if {[nickdb_exists $n]} { nick_securitycheck 0 }
+ set recipients [tell_peernicks $text]
+ if {![llength $recipients]} {
+ usererror "You must say which recipients' messages from you to forget."
+ }
+ set ndel 0
+ foreach recip $recipients {
+ incr ndel [tell_delete_msgs [irctolower $n] $recip]
+ }
+ ucmdr "Removed $ndel as yet undelivered message(s)." {}
+}
+
+def_ucmd_alias delmsgs delmsg
+def_ucmd delmsg {
+ global errorInfo errorCode
+ prefix_nick
+ set nl [irctolower $n]
+ check_notonchan
+ manyset [nickdb_get_sec_effective $n] sec secwhen
+ switch -exact $sec {
+ insecure { }
+ reject - mailto {
+ usererror \
+ "There are no messages to delete\
+ because your message disposition prevents them from being left."
+ }
+ secure {
+ nick_securitycheck 1
+ }
+ default {
+ error "delmsg sec $sec"
+ }
+ }
+ if {![llength [msgsdb_get $n inbound]]} {
+ ucmdr "No incoming messages to delete." {}
+ }
+ tell_getcstate
+ if {![info exists u]} {
+ usererror \
+ "I can't delete your messages unless I can see you on a channel with me.\
+ Otherwise I might delete a message I hadn't told you about yet."
+ }
+ if {"$stt" != "passed"} {
+ set telling [list $u undelivered 0]
+ usererror \
+ "There are message(s) you may not yet have seen;\
+ I'll deliver them to you now.\
+ If you actually want to delete them, just tell me `delmsg' again."
+ }
+ set senders [tell_peernicks $text]
+ set ndel [tell_delete_msgs [irctolower $senders] [irctolower $n]]
+ if {!$ndel} {
+ if {[llength $senders]} {
+ ucmdr "No relevant incoming messages to delete." {}
+ }
+ }
+ switch -exact [llength $senders] {
+ 0 { ucmdr {} {} "deletes your $ndel message(s)." }
+ 1 { ucmdr {} {} "deletes your $ndel message(s) from $senders." }
+ default {
+ ucmdr {} {} "deletes your $ndel message(s) from\
+ [lreplace $senders end end] and/or [lindex $senders end]."
+ }
+ }
+}
+
+def_ucmd tellme {
+ prefix_nick
+ ta_nomore
+ check_notonchan
+ manyset [nickdb_get $n tellsec] sec
+ switch -exact $sec {
+ reject { ucmdr "But, you asked me to reject messages for you !" {} }
+ mailto { ucmdr "But, you asked me to mail your messages to you !" {} }
+ }
+ switch -exact [tell_event [irctolower $n] tellme] {
+ ERROR - INVALID { ucmdr {} {is ill. Help!} }
+ nomsgs { ucmdr {You have no messages.} {} }
+ default { }
+ }
+}
+
+def_ucmd tell {
+ global nick_case ownmailaddr ownfullname
+
+ prefix_nick
+ set target [ta_nick]
+ if {![string length $text]} { error "tell them what?" }
+ if {[string length $text] > 400} { error "message too long" }
+
+ set ltarget [irctolower $target]
+ set ctarget $target
+ if {[info exists nick_case($ltarget)]} { set ctarget $nick_case($ltarget) }
+
+ manyset [nickdb_get_sec_effective $target] sec mailtoint mailwhy
+ manyset [nickdb_get $target tellrel] rel relint relwithin
+ switch -exact $sec {
+ insecure - secure {
+ set now [clock seconds]
+ set inbound [msgsdb_get $ltarget inbound]
+ lappend inbound $n $now $text
+ msgsdb_set $ltarget inbound $inbound
+
+ set outbound [msgsdb_get $n outbound]
+ set noutbound {}
+ set found 0
+ foreach {recip time count} $outbound {
+ if {![ircnick_compare $recip $ltarget]} {
+ incr count
+ set recip $ctarget
+ set found 1
+ }
+ lappend noutbound $recip $time $count
+ }
+ if {!$found} {
+ lappend noutbound $ctarget $now 1
+ }
+ msgsdb_set $n outbound $noutbound
+ set msg "OK, I'll tell $ctarget"
+ if {$found} { append msg " that too" }
+ append msg ", "
+ if {"$sec" != "secure"} {
+ switch -exact $rel {
+ unreliable { append msg "neither reliably nor securely" }
+ remind { append msg "pretty reliably, but not securely" }
+ pester { append msg "reliably but not securely" }
+ }
+ } else {
+ switch -exact $rel {
+ unreliable { append msg "securely but not reliably" }
+ remind { append msg "securely and pretty reliably" }
+ pester { append msg "reliably and securely" }
+ }
+ }
+ append msg .
+ tell_event $ltarget msgsarrive
+ ucmdr $msg {}
+ }
+ mailto {
+ set fmtmsg [exec fmt << " $text"]
+ exec /usr/sbin/sendmail -odb -oi -t -oee -f $mailwhy \
+ > /dev/null << \
+ "From: $ownmailaddr ($ownfullname)
+To: $mailtoint
+Subject: IRC tell from $n
+
+$n asked me[expr {[ischan $dest] ? " on $dest" : ""}] to tell you:
+[exec fmt << " $text"]
+
+(This message was for your nick $ctarget; your account $mailwhy
+ arranged for it to be forwarded to $mailtoint.)
+"
+ ucmdr \
+ "I've mailed $ctarget, which is what they prefer." \
+ {}
+ }
+ reject {
+ usererror "Sorry, $ctarget does not want me to take messages."
+ }
+ default {
+ error "bad tellsec $sec"
+ }
+ }
+}
+
+def_ucmd who {
+ if {[ta_anymore]} {
+ set target [ta_nick]; ta_nomore
+ set myself 1
+ } else {
+ prefix_nick
+ set target $n
+ set myself [expr {"$target" != "$n"}]
+ }
+ set ltarget [irctolower $target]
+ upvar #0 nick_case($ltarget) ctarget
+ set nshow $target
+ if {[info exists ctarget]} {
+ upvar #0 nick_onchans($ltarget) oc
+ upvar #0 nick_username($ltarget) nu
+ if {[info exists oc]} { set nshow $ctarget }
+ }
+ if {![nickdb_exists $ltarget]} {
+ set ol "$nshow is not a registered nick."
+ } elseif {[string length [set username [nickdb_get $target username]]]} {
+ set ol "The nick $nshow belongs to the user $username."
+ } else {
+ set ol "The nick $nshow is registered (but not to a username)."
+ }
+ if {![info exists ctarget] || ![info exists oc]} {
+ if {$myself} {
+ append ol "\nI can't see $nshow on anywhere."
+ } else {
+ append ol "\nYou aren't on any channels with me."
+ }
+ } elseif {![info exists nu]} {
+ append ol "\n$nshow has not identified themselves."
+ } elseif {![info exists username]} {
+ append ol "\n$nshow has identified themselves as the user $nu."
+ } elseif {"$nu" != "$username"} {
+ append ol "\nHowever, $nshow is being used by the user $nu."
+ } else {
+ append ol "\n$nshow has identified themselves to me."
+ }
+ ucmdr {} $ol
+}
+
+def_ucmd register {
+ prefix_nick
+ check_notonchan
+ set old [nickdb_exists $n]
+ if {$old} { nick_securitycheck 0 }
+ set luser [irctolower $n]
+ switch -exact [string tolower [string trim $text]] {
+ {} {
+ upvar #0 nick_username($luser) nu
+ if {![info exists nu]} {
+ ucmdr {} \
+ "You must identify yourself before using `register'. See `help identify', or use `register insecure'."
+ }
+ nickdb_set $n username $nu
+ ucmdr {} {} "makes a note of your username." {}
+ }
+ delete {
+ nickdb_delete $n
+ ucmdr {} {} "forgets your nickname." {}
+ }
+ insecure {
+ nickdb_set $n username {}
+ if {$old} {
+ ucmdr {} "Security is now disabled for your nickname !"
+ } else {
+ ucmdr {} "This is fine, but bear in mind that people will be able to mess with your settings. Channel management features need a secure registration." "makes an insecure registration for your nick."
+ }
+ }
+ default {
+ error "you mean register / register delete / register insecure"
+ }
+ }
+}
+
+proc timeformat_desc {tf} {
+ switch -exact $tf {
+ ks { return "Times will be displayed in seconds or kiloseconds." }
+ hms { return "Times will be displayed in hours, minutes, etc." }
+ beat { return "Times will be displayed in beats (1000B = 1d)." }
+ default { error "invalid timeformat: $v" }
+ }
+}
+
+set settings {}
+proc def_setting {opt show_body set_body} {
+ global settings
+ lappend settings $opt
+ proc set_show/$opt {} "
+ upvar 1 n n
+ set opt $opt
+ $show_body"
+ if {![string length $set_body]} return
+ proc set_set/$opt {} "
+ upvar 1 n n
+ upvar 1 text text
+ set opt $opt
+ $set_body"
+}
+
+proc tellme_sec_desc {v n} {
+ manyset $v sec mailtoint
+ switch -exact $sec {
+ insecure {
+ return "I'll tell you your messages whenever I see you."
+ }
+ secure {
+ if {[string length [nickdb_get_username $n]]} {
+ return \
+ "I'll keep the bodies of your messages private until you identify yourself, reminding you every [showintervalsecs $mailtoint 1]."
+ } else {
+ return \
+ "I'll tell you your messages whenever I see you.\
+ (Secure message delivery is enabled, but your nick is not registered\
+ securely. See `help register'.)"
+ }
+ }
+ reject {
+ return "I shan't accept messages for you."
+ }
+ mailto {
+ return "I'll forward your messages by email to $mailtoint."
+ }
+ default {
+ error "bad tellsec $sec"
+ }
+ }
+}
+
+proc tellme_rel_desc {v n} {
+ manyset $v rel every within
+ switch -exact $rel {
+ unreliable {
+ return "As soon as I've told you message(s), I'll forget them\
+ - note that this means messages can get lost !"
+ }
+ pester {
+ set u {}
+ }
+ remind {
+ set u ", or talk on channel within [showintervalsecs $within 1] of me having told you"
+ }
+ default {
+ error "bad tellrel $rel"
+ }
+ }
+ return "After delivering messages, I'll remind you every\
+ [showintervalsecs $every 1] until you say delmsg$u."
+}
+
+def_setting timeformat {
+ set tf [nickdb_get $n timeformat]
+ return "$tf: [timeformat_desc $tf]"
+} {
+ set tf [string tolower [ta_word]]
+ ta_nomore
+ set desc [timeformat_desc $tf]
+ nickdb_set $n timeformat $tf
+ ucmdr {} $desc
+}
+
+proc marktime_desc {mt} {
+ switch -exact $mt {
+ off {
+ return "I will not send you periodic messages."
+ }
+ once {
+ return "I will send you one informational message when I see you."
+ }
+ default {
+ return "I'll send you a message every [showintervalsecs $mt 0]."
+ }
+ }
+}
+
+def_setting marktime {
+ set mt [nickdb_get $n marktime]
+ set p $mt
+ if {[string match {[0-9]*} $mt]} { append p s }
+ append p ": "
+ append p [marktime_desc $mt]
+ return $p
+} {
+ global marktime_min
+ set mt [string tolower [ta_word]]
+ ta_nomore
+
+ switch -exact $mt {
+ off - once {
+ }
+ default {
+ set mt [parse_interval $mt $marktime_min]
+ }
+ }
+ nickdb_set $n marktime $mt
+ lnick_marktime_start [irctolower $n] "So:" 500 0
+ ucmdr {} [marktime_desc $mt]
+}
+
+def_setting security {
+ set s [nickdb_get $n username]
+ if {[string length $s]} {
+ return "Your nick, $n, is controlled by the user $s."
+ } else {
+ return "Your nick, $n, is not secure."
+ }
+} {}
+
+proc tellme_setting_sec_simple {} {
+ uplevel 1 {
+ ta_nomore
+ set sr sec
+ set v $setting
+ }
+}
+
+proc tellme_setting_neednomsgs {} {
+ uplevel 1 {
+ if {[llength [msgsdb_get $n inbound]]} {
+ usererror "You must delete the incoming messages you have, first."
+ }
+ }
+}
+
+def_setting tellme {
+ set secv [nickdb_get $n tellsec]
+ set ms [tellme_sec_desc $secv $n]
+ manyset $secv sec
+ switch -exact $sec {
+ insecure - secure {
+ set mr [tellme_rel_desc [nickdb_get $n tellrel] $n]
+ return "$ms $mr"
+ }
+ reject - mailto {
+ return $ms
+ }
+ }
+} {
+ set setting [string tolower [ta_word]]
+ set nl [irctolower $n]
+ switch -exact $setting {
+ insecure {
+ tellme_setting_sec_simple
+ }
+ secure {
+ set every [ta_interval_optional 60 600]
+ ta_nomore
+ set sr sec
+ set v [list secure $every]
+ }
+ reject {
+ tellme_setting_neednomsgs
+ tellme_setting_sec_simple
+ }
+ mailto {
+ tellme_setting_neednomsgs
+
+ upvar #0 nick_username($nl) nu
+ if {!([info exists nu] && [string length $nu])} {
+ usererror \
+ "Sorry, you must register securely to have your messages mailed\
+ (to prevent the use of this feature for spamming). See `help register'."
+ }
+ set sr sec
+ set v [list mailto [ta_word] $nu]
+ }
+ unreliable - pester - remind {
+ manyset [nickdb_get $n tellsec] sec
+ switch -exact $sec {
+ reject - mailto {
+ usererror \
+ "Sorry, I shan't change when I'll consider a message delivered, because\
+ you've asked me not to keep messages, or to mail them to you.\
+ You should say `set tellme secure' or some such, first."
+ }
+ }
+ set sr rel
+ set v $setting
+ if {"$setting" != "unreliable"} {
+ set every [ta_interval_optional 300 3600]
+ lappend v $every
+ }
+ if {![string compare $setting remind]} {
+ set within [ta_interval_optional 5 30]
+ if {$within > $every} {
+ error "remind interval must be at least time to respond"
+ }
+ lappend v $within
+ }
+ ta_nomore
+ }
+ default {
+ error "invalid tellme setting $setting"
+ }
+ }
+ nickdb_set $n tell$sr $v
+ upvar #0 nick_telling($nl) telling
+ catch { unset telling }
+ ucmdr [tellme_${sr}_desc $v $n] {}
+}
+
+proc lnick_checktold {luser} {
+ set ml [msgsdb_get $luser outbound]
+ if {![llength $ml]} return
+ set is1 [expr {[llength $ml]==3}]
+ set m1 "FYI, I haven't yet delivered your"
+ set ol {}
+ set now [clock seconds]
+ while {[llength $ml]} {
+ manyset $ml r t n
+ set ml [lreplace $ml 0 2]
+ set td [expr {$now-$t}]
+ if {$n == 1} {
+ set iv [showinterval $td]
+ set ifo "$r, $iv"
+ set if1 "message to $r, $iv."
+ } else {
+ set iv [showintervalsecs $td 0]
+ set ifo "$r, $n messages, oldest $iv"
+ set if1 "$n messages to $r, oldest $iv."
+ }
+ if {$is1} {
+ sendprivmsg $luser "$m1 $if1"
+ return
+ } else {
+ lappend ol " to $ifo[expr {[llength $ml] ? ";" : "."}]"
+ }
+ }
+ sendprivmsg $luser "$m1 messages:"
+ msendprivmsg $luser $ol
+}
+
+def_ucmd set {
+ global settings
+ prefix_nick
+ check_notonchan
+ if {![nickdb_exists $n]} {
+ ucmdr {} "You are unknown to me and so have no settings. (Use `register'.)"
+ }
+ if {![ta_anymore]} {
+ set ol {}
+ foreach opt $settings {
+ lappend ol [format "%-10s %s" $opt [set_show/$opt]]
+ }
+ ucmdr {} [join $ol "\n"]
+ } else {
+ set opt [ta_word]
+ if {[catch { info body set_show/$opt }]} {
+ error "no setting $opt"
+ }
+ if {![ta_anymore]} {
+ ucmdr {} "$opt: [set_show/$opt]"
+ } else {
+ nick_securitycheck 0
+ if {[catch { info body set_set/$opt }]} {
+ error "setting $opt cannot be set with `set'"
+ }
+ set_set/$opt
+ }
+ }
+}
+
+def_ucmd identpass {
+ prefix_nick
+ check_notonchan
+ set luser [irctolower $n]
+ set username [ta_word]
+ set passmd5 [md5sum "[ta_word]\n"]
+ ta_nomore
+ upvar #0 nick_onchans($luser) onchans
+ if {![info exists onchans] || ![llength $onchans]} {
+ ucmdr "You must be on a channel with me to identify yourself." {}
+ }
+ check_username $username
+ exec userv --timeout 3 $username << "$passmd5\n" > /dev/null \
+ irc-identpass $n
+ upvar #0 nick_username($luser) rec_username
+ set rec_username $username
+ after 50 [list tell_event $luser ident]
+ ucmdr "Pleased to see you, $username." {}
+}
+
+def_ucmd kill {
+ global nick
+ prefix_nick
+ set target [ta_nick]
+ if {![nickdb_exists $target]} { error "$target is not a registered nick." }
+ set wantu [nickdb_get $target username]
+ if {![string length $wantu]} { error "$target is insecurely registred." }
+ upvar #0 nick_username([irctolower $n]) nu
+ if {![info exists nu]} { error "You must identify yourself first." }
+ if {"$wantu" != "$nu"} {
+ error "You are the wrong user, $nu - $target belongs to $wantu."
+ }
+ set reason "at request of user $nu"
+ if {[ta_anymore]} { append reason "; $text" }
+ sendout KILL $target $reason
+ ucmdr {} {}
+}
+
+def_ucmd summon {
+ set target [ta_word]
+ ta_nomore
+ # fixme would be nice if the rest of the text was passed on instead
+ check_username $target
+ prefix_nick
+
+ upvar #0 lastsummon($target) ls
+ set now [clock seconds]
+ if {[info exists ls]} {
+ set interval [expr {$now - $ls}]
+ if {$interval < 30} {
+ ucmdr {} \
+ "Please be patient; $target was summoned only [showinterval $interval]."
+ }
+ }
+ regsub {^[^!]*!} $p {} path
+ if {[catch {
+ exec userv --timeout 3 $target irc-summon $n $path \
+ [expr {[ischan $dest] ? "$dest" : ""}] \
+ < /dev/null
+ } rv]} {
+ regsub -all "\n" $rv { / } rv
+ error $rv
+ }
+ if {[regexp {^problem (.*)} $rv dummy problem]} {
+ ucmdr {} "The user `$target' $problem."
+ } elseif {[regexp {^ok ([^ ]+) ([0-9]+)$} $rv dummy tty idlesince]} {
+ set idletime [expr {$now - $idlesince}]
+ set ls $now
+ ucmdr {} {} {} "invites $target ($tty[expr {
+ $idletime > 10 ? ", idle for [showintervalsecs $idletime 0]" : ""
+ }]) to [expr {
+ [ischan $dest] ? "join us here" : "talk to you"
+ }]."
+ } else {
+ error "unexpected response from userv service: $rv"
+ }
+}
+
+proc md5sum {value} { exec md5sum << $value }
+
+def_ucmd seen {
+ global lastseen nick
+ prefix_nick
+ set ncase [ta_nick]
+ set nlower [irctolower $ncase]
+ ta_nomore
+ set now [clock seconds]
+ if {![ircnick_compare $nlower $nick]} {
+ usererror "I am not self-aware."
+ } elseif {![info exists lastseen($nlower)]} {
+ set rstr "I've never seen $ncase."
+ } else {
+ manyset $lastseen($nlower) realnick time what
+ set howlong [expr {$now - $time}]
+ set string [showinterval $howlong]
+ set rstr "I last saw $realnick $string, $what."
+ }
+ if {[ischan $dest]} {
+ set where $dest
+ } else {
+ set where {}