X-Git-Url: https://git.distorted.org.uk/~mdw/ircbot/blobdiff_plain/11d9bff953ec37d62ab4f6b706da368257b659aa..c362e1729f5517438d2d96c9793cf5754cdb3f3e:/bot.tcl

diff --git a/bot.tcl b/bot.tcl
index b52e139..b187113 100755
--- a/bot.tcl
+++ b/bot.tcl
@@ -15,6 +15,13 @@ if {![info exists globalsecret]} {
     unset gsfile
 }
 
+proc manyset {list args} {
+    foreach val $list var $args {
+	upvar 1 $var my
+	set my $val
+    }
+}
+
 proc try_except_finally {try except finally} {
     global errorInfo errorCode
     set er [catch { uplevel 1 $try } emsg]
@@ -80,15 +87,24 @@ proc bgerror {msg} {
 }
 
 proc onread {args} {
-    global sock nick
+    global sock nick calling_nick errorInfo errorCode
     
     if {[gets $sock line] == -1} { set terminate 1; return }
     regsub -all "\[^ -\176\240-\376\]" $line ? line
     set org $line
+    
+    set ei $errorInfo
+    set ec $errorCode
+    catch { unset calling_nick }
+    set errorInfo $ei
+    set errorCode $ec
+    
     if {[regexp -nocase {^:([^ ]+) (.*)} $line dummy prefix remain]} {
 	set line $remain
-	if {[regexp {^([^!]+)!} $prefix dummy maybenick] &&
-	    "[irctolower $maybenick]" == "[irctolower $nick]"} return
+	if {[regexp {^([^!]+)!} $prefix dummy maybenick]} {
+	    set calling_nick $maybenick
+	    if {"[irctolower $maybenick]" == "[irctolower $nick]"} return
+	}
     } else {
 	set prefix {}
     }
@@ -129,7 +145,9 @@ proc onread {args} {
 }
 
 proc sendprivmsg {dest l} {
-    sendout [expr {[ischan $dest] ? "PRIVMSG" : "NOTICE"}] $dest $l
+    foreach v [split $l "\n"] {
+	sendout [expr {[ischan $dest] ? "PRIVMSG" : "NOTICE"}] $dest $v
+    }
 }
 proc sendaction {dest what} { sendout PRIVMSG $dest "\001ACTION $what\001" }
 proc msendprivmsg {dest ll} { foreach l $ll { sendprivmsg $dest $l } }
@@ -176,6 +194,10 @@ proc prefix_nick {} {
 }
 
 proc showintervalsecs {howlong} {
+    return [showintervalsecs/[opt timeformat] $howlong]
+}
+
+proc showintervalsecs/ks {howlong} {
     if {$howlong < 1000} {
 	return "${howlong}s"
     } else {
@@ -194,6 +216,31 @@ proc showintervalsecs {howlong} {
     }
 }
 
+proc format_qty {qty unit} {
+    set o $qty
+    append o " "
+    append o $unit
+    if {$qty != 1} { append o s }
+    return $o
+}
+
+proc showintervalsecs/hms {qty} {
+    set ul {second 60 minute 60 hour 24 day 7 week}
+    set remainv 0
+    while {[llength $ul] > 1 && $qty >= [set uv [lindex $ul 1]]} {
+	set remainu [lindex $ul 0]
+	set remainv [expr {$qty % $uv}]
+	set qty [expr {($qty-$remainv)/$uv}]
+	set ul [lreplace $ul 0 1]
+    }
+    set o [format_qty $qty [lindex $ul 0]]
+    if {$remainv} {
+	append o " "
+	append o [format_qty $remainv $remainu]
+    }
+    return $o
+}
+
 proc showinterval {howlong} {
     if {$howlong <= 0} {
 	return {just now}
@@ -302,12 +349,26 @@ proc chanmode_arg {} {
 }
 
 proc chanmode_o1 {m g p chan} {
-    global nick
+    global nick chan_initialop
     prefix_nick
     set who [chanmode_arg]
     recordlastseen_n $n "being nice to $who" 1
     if {"[irctolower $who]" == "[irctolower $nick]"} {
-	sendprivmsg $n Thanks.
+	set nl [irctolower $n]
+	upvar #0 nick_unique($n) u
+	if {[chandb_exists $chan]} {
+	    sendprivmsg $n Thanks.
+	} elseif {![info exists u]} {
+	    sendprivmsg $n {Op me while not on the channel, why don't you ?}
+	} else {
+	    set chan_initialop([irctolower $chan]) $u
+	    sendprivmsg $n \
+ "Thanks. You can use `channel manager ...' to register this channel."
+	    if {![nickdb_exists $n] || ![string length [nickdb_get $n username]]} {
+		sendprivmsg $n \
+ "(But to do that you must register your nick securely first.)"
+	    }
+	}
     }
 }
 
@@ -340,13 +401,26 @@ proc msg_MODE {p c dest modelist args} {
     }
 }
 
+proc channel_noone_seen {chan} {
+    global nick_onchans
+    foreach n [array names nick_onchans] {
+	upvar #0 nick_onchans($n) oc
+	set oc [grep tc {"$tc" != "$chan"} $oc]
+    }
+}
+
 proc process_kickpart {chan user} {
+    global nick
     check_nick $user
     if {![ischan $chan]} { error "not a channel" }
-
+    if {"[irctolower $user]" == "[irctolower $nick]"} {
+	channel_noone_seen $chan
+    }
     upvar #0 nick_onchans($user) oc
     set lc [irctolower $chan]
     set oc [grep tc {"$tc" != "$lc"} $oc]
+    if {![llength $oc]} { nick_forget $user }
+    nick_case $user
 }    
 
 proc msg_KICK {p c chans users comment} {
@@ -363,7 +437,8 @@ proc msg_KILL {p c user why} {
     nick_forget $user
 }
 
-set nick_arys {onchans username}
+set nick_counter 0
+set nick_arys {onchans username unique}
 
 proc nick_forget {n} {
     global nick_arys
@@ -371,10 +446,16 @@ proc nick_forget {n} {
 	upvar #0 nick_${ary}($n) av
 	catch { unset av }
     }
+    nick_case $n
+}
+
+proc nick_case {n} {
+    global nick_case
+    set nick_case([irctolower $n]) $n
 }
 
 proc msg_NICK {p c newnick} {
-    global nick_arys
+    global nick_arys nick_case
     prefix_nick
     recordlastseen_n $n "changing nicks to $newnick" 0
     recordlastseen_n $newnick "changing nicks from $n" 1
@@ -384,6 +465,14 @@ proc msg_NICK {p c newnick} {
 	if {[info exists new]} { error "nick collision ?! $ary $n $newnick" }
 	if {[info exists old]} { set new $old; unset old }
     }
+    nick_case $newnick
+}
+
+proc nick_ishere {n} {
+    global nick_counter
+    upvar #0 nick_unique($n) u
+    if {![info exists u]} { set u [incr nick_counter].$n.[clock seconds] }
+    nick_case $n
 }
 
 proc msg_JOIN {p c chan} {
@@ -391,6 +480,7 @@ proc msg_JOIN {p c chan} {
     recordlastseen_n $n "joining $chan" 1
     upvar #0 nick_onchans($n) oc
     lappend oc [irctolower $chan]
+    nick_ishere $n
 }
 proc msg_PART {p c chan} {
     prefix_nick
@@ -412,6 +502,7 @@ proc msg_PRIVMSG {p c dest text} {
 	recordlastseen_n $n "talking to me" 1
 	set output $n
     }
+    nick_case $n
 
     if {[catch {
 	regsub {^! *} $text {} text
@@ -456,16 +547,14 @@ proc msg_353 {p c dest type chan nicklist} {
     if {![info exists names_chans]} { set names_chans {} }
     set chan [irctolower $chan]
     lappend names_chans $chan
-    foreach n [array names nick_onchans] {
-	upvar #0 nick_onchans($n) oc
-	set oc [grep tc {"$tc" != "$chan"} $oc]
-    }
+    channel_noone_seen $chan
     foreach n [split $nicklist { }] {
 	regsub {^[@+]} $n {} n
-	check_nick $n
 	if {![string length $n]} continue
+	check_nick $n
 	upvar #0 nick_onchans($n) oc
 	lappend oc $chan
+	nick_ishere $n
     }
 }
 
@@ -519,28 +608,34 @@ proc loadhelp {} {
 
     catch { unset help_topics }
     set f [open helpinfos r]
-    set lno 0
-    while {[gets $f l] >= 0} {
-	incr lno
-	if {[regexp {^#.*} $l]} {
-	} elseif {[regexp {^ *$} $l]} {
-	    if {[info exists topic]} {
-		set help_topics($topic) [join $lines "\n"]
-		unset topic
-		unset lines
+    try_except_finally {
+	set lno 0
+	while {[gets $f l] >= 0} {
+	    incr lno
+	    if {[regexp {^#.*} $l]} {
+	    } elseif {[regexp {^ *$} $l]} {
+		if {[info exists topic]} {
+		    set help_topics($topic) [join $lines "\n"]
+		    unset topic
+		    unset lines
+		}
+	    } elseif {[regexp {^!([-+._0-9a-z]*)$} $l dummy newtopic]} {
+		if {[info exists topic]} {
+		    error "help $newtopic while in $topic"
+		}
+		set topic $newtopic
+		set lines {}
+	    } elseif {[regexp {^[^!#]} $l]} {
+		set topic
+		lappend lines [string trimright $l]
+	    } else {
+		error "eh ? $lno: $l"
 	    }
-	} elseif {[regexp {^!([-+._0-9a-z]*)$} $l dummy newtopic]} {
-	    if {[info exists topic]} { error "help $newtopic while in $topic" }
-	    set topic $newtopic
-	    set lines {}
-	} elseif {[regexp {^[^!#]} $l]} {
-	    set topic
-	    lappend lines [string trimright $l]
-	} else {
-	    error "eh ? $lno: $l"
 	}
+	if {[info exists topic]} { error "unfinished topic $topic" }
+    } {} {
+	close $f
     }
-    if {[info exists topic]} { error "unfinished topic $topic" }
 }
 
 def_ucmd help {
@@ -554,13 +649,6 @@ def_ucmd ? {
     ucmdr $help_topics() {}
 }
 
-proc manyset {list args} {
-    foreach val $list var $args {
-	upvar 1 $var my
-	set my $val
-    }
-}
-
 proc check_username {target} {
     if {
 	[string length $target] > 8 ||
@@ -569,60 +657,64 @@ proc check_username {target} {
     } { error "invalid username" }
 }
 
-proc nickdb__head {} {
+proc somedb__head {} {
     uplevel 1 {
-	set nl [irctolower $n]
-	upvar #0 nickdb($nl) ndbe
-	binary scan $nl H* nh
-	set nfn users/$nh
-	if {![info exists ndbe] && [file exists $nfn]} {
-	    set f [file open $nfn r]
+	set idl [irctolower $id]
+	upvar #0 ${nickchan}db($idl) ndbe
+	binary scan $idl H* idh
+	set idfn $fprefix$idh
+	if {![info exists iddbe] && [file exists $idfn]} {
+	    set f [open $idfn r]
 	    try_except_finally { set newval [read $f] } {} { close $f }
 	    if {[llength $newval] % 2} { error "invalid length" }
-	    set ndbe $newval
+	    set iddbe $newval
 	}
     }
 }
 
-proc def_nickdb {name arglist body} {
-    proc nickdb_$name $arglist "nickdb__head; $body"
+proc def_somedb {name arglist body} {
+    foreach {nickchan fprefix} {nick users/n chan chans/c} {
+	proc ${nickchan}db_$name $arglist \
+		"set nickchan $nickchan; set fprefix $fprefix; somedb__head; $body"
+    }
 }
 
-def_nickdb exists {n} {
-    return [info exists ndbe]
+def_somedb exists {id} {
+    return [info exists iddbe]
 }
 
-def_nickdb delete {n} {
-    catch { unset ndbe }
-    file delete $nfn
+def_somedb delete {id} {
+    catch { unset iddbe }
+    file delete $idfn
 }
 
-set default_settings {timeformat ks}
+set default_settings_nick {timeformat ks}
+set default_settings_chan {autojoin 1}
 
-def_nickdb set {n args} {
-    global default_settings
-    if {![info exists ndbe]} { set ndbe $default_settings }
-    foreach {key value} [concat $ndbe $args] { set a($key) $value }
+def_somedb set {id args} {
+    upvar #0 default_settings_$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 $nfn.new w]
+    set f [open $idfn.new w]
     try_except_finally {
 	puts $f $newval
 	close $f
-	file rename -force $nfn.new $nfn
+	file rename -force $idfn.new $idfn
     } {
-	catch { close $f }
     } {
+	catch { close $f }
     }
-    set ndbe $newval
+    set iddbe $newval
 }
 
-def_nickdb opt {n key} {
-    global default_settings
-    if {[info exists ndbe]} {
-	set l $ndbe
+def_somedb get {id key} {
+    upvar #0 default_settings_$nickchan def
+    if {[info exists iddbe]} {
+	set l $iddbe
     } else {
-	set l $default_settings
+	set l $def
     }
     foreach {tkey value} $l {
 	if {"$tkey" == "$key"} { return $value }
@@ -630,6 +722,12 @@ def_nickdb opt {n key} {
     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]} { error "that command must be sent privately" }
@@ -638,7 +736,7 @@ proc check_notonchan {} {
 proc nick_securitycheck {strict} {
     upvar 1 n n
     if {![nickdb_exists $n]} { error "you are unknown to me, use `register'." }
-    set wantu [nickdb_opt $n username]
+    set wantu [nickdb_get $n username]
     if {![string length $wantu]} {
 	if {$strict} {
 	    error "that feature is only available to secure users, sorry."
@@ -655,6 +753,163 @@ proc nick_securitycheck {strict} {
     }
 }
 
+proc channel_securitycheck {channel n} {
+    # You must also call `nick_securitycheck 1'
+    set mgrs [chandb_get $channel managers]
+    if {[lsearch -exact [irctolower $mgrs] [irctolower $n]] < 0} {
+	error "you are not a manager of $channel"
+    }
+}
+
+proc def_chancmd {name body} {
+    proc channel/$name {} \
+	    "    upvar 1 target chan; upvar 1 n n; upvar 1 text text; $body"
+}
+
+def_chancmd manager {
+    set opcode [ta_word]
+    switch -exact _$opcode {
+	_= { set ml {} }
+	_+ - _- {
+	    if {[chandb_exists $chan]} {
+		set ml [chandb_get $chan managers]
+	    } else {
+		set ml [list [irctolower $n]]
+	    }
+	}
+	default {
+	    error "`channel manager' opcode must be one of + - ="
+	}
+    }
+    foreach nn [split $text " "] {
+	if {![string length $nn]} continue
+	check_nick $nn
+	set nn [irctolower $nn]
+	if {"$opcode" != "-"} {
+	    lappend ml $nn
+	} else {
+	    set ml [grep nq {"$nq" != "$nn"} $ml]
+	}
+    }
+    if {[llength $ml]} {
+	chandb_set $chan managers $ml
+	ucmdr "Managers of $chan: $ml" {}
+    } 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
+}
+
+def_chancmd show {
+    if {[chandb_exists $chan]} {
+	set l "Settings for $chan: autojoin "
+	append l [lindex {no yes} [chandb_get $chan autojoin]]
+	append l "\nManagers: "
+	append l [join [chandb_get $chan managers] " "]
+	ucmdr {} $l
+    } else {
+	ucmdr {} "The channel $chan is not managed."
+    }
+}
+
+def_ucmd op {
+    if {[ischan $dest]} { set target $dest }
+    if {[ta_anymore]} { set target [ta_word] }
+    ta_nomore
+    if {![info exists target]} { error "you must specify, or !... on, the channel" }
+    if {![ischan $target]} { error "not a valid channel" }
+    if {![chandb_exists $target]} { error "$target is not a managed channel." }
+    prefix_nick
+    nick_securitycheck 1
+    channel_securitycheck $target $n
+    sendout MODE $target +o $n
+}
+
+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 }]} { error "unknown channel setting $subcmd" }
+	prefix_nick
+	nick_securitycheck 1
+	if {[chandb_exists $target]} {
+	    channel_securitycheck $target $n
+	} else {
+	    upvar #0 chan_initialop([irctolower $target]) io
+	    upvar #0 nick_unique($n) u
+	    if {![info exists io]} { error "$target is not a managed channel" }
+	    if {"$io" != "$u"} { error "you are not the interim manager of $target" }
+	    if {"$subcmd" != "manager"} { error "use `channel manager' first" }
+	}
+    }
+    channel/$subcmd
+}
+
+def_ucmd who {
+    if {[ta_anymore]} {
+	set target [ta_word]; ta_nomore
+	set myself 1
+    } else {
+	prefix_nick
+	set target $n
+	set myself [expr {"$target" != "$n"}]
+    }
+    upvar #0 nick_case([irctolower $target]) nc
+    set nshow $target
+    if {[info exists nc]} {
+	upvar #0 nick_onchans($nc) oc
+	upvar #0 nick_username($nc) nu
+	if {[info exists oc]} { set nshow $nc }
+    }
+    if {![nickdb_exists $target]} {
+	set ol "$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 $nshow is registered (but not to a username)."
+    }
+    if {![info exists nc] || ![info exists oc]} {
+	if {$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 {} $ol
+}
+
 def_ucmd register {
     prefix_nick
     check_notonchan
@@ -665,7 +920,7 @@ def_ucmd register {
 	    upvar #0 nick_username($n) nu
 	    if {![info exists nu]} {
 		ucmdr {} \
- "You must identify yourself before using `register'.  See `help identify'."
+ "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." {}
@@ -687,7 +942,7 @@ def_ucmd register {
 
 proc timeformat_desc {tf} {
     switch -exact $tf {
-	ks { return "Times will be displayed in kiloseconds or seconds." }
+	ks { return "Times will be displayed in seconds or kiloseconds." }
 	hms { return "Times will be displayed in hours, minutes, etc." }
 	default { error "invalid timeformat: $v" }
     }
@@ -707,7 +962,7 @@ proc def_setting {opt show_body set_body} {
 }
 
 def_setting timeformat {
-    set tf [nickdb_opt $n timeformat]
+    set tf [nickdb_get $n timeformat]
     return "$tf: [timeformat_desc $tf]"
 } {
     set tf [string tolower [ta_word]]
@@ -718,7 +973,7 @@ def_setting timeformat {
 }
 
 def_setting security {
-    set s [nickdb_opt $n username]
+    set s [nickdb_get $n username]
     if {[string length $s]} {
 	return "Your nick, $n, is controlled by the user $s."
     } else {
@@ -730,7 +985,7 @@ def_ucmd set {
     prefix_nick
     check_notonchan
     if {![nickdb_exists $n]} {
-	ucmdr {} "You are unknown to me and so have no settings."
+	ucmdr {} "You are unknown to me and so have no settings.  (Use `register'.)"
     }
     if {![ta_anymore]} {
 	set ol {}
@@ -747,6 +1002,7 @@ def_ucmd set {
 	if {![ta_anymore]} {
 	    ucmdr {} "$opt [set_show/$opt]"
 	} else {
+	    nick_securitycheck 0
 	    if {[catch { info body set_set/$opt }]} {
 		error "setting $opt cannot be set with `set'"
 	    }
@@ -757,7 +1013,7 @@ def_ucmd set {
 
 def_ucmd identpass {
     set username [ta_word]
-    set passmd5 [md5sum [ta_word]]
+    set passmd5 [md5sum "[ta_word]\n"]
     ta_nomore
     prefix_nick
     check_notonchan