X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~yarrgweb/git?p=ypp-sc-tools.db-live.git;a=blobdiff_plain;f=yarrg%2Fwhere-vessels;h=6f4433fa9e7efc7521820ad94f64d5507756c270;hp=43d4a60db0cda0fb3e2af0608cc94e524622176b;hb=363f7060f6fd6ffceca3611b7283c695cc2731df;hpb=9f61e96561e428dad8e20156731594b0be7d178e

diff --git a/yarrg/where-vessels b/yarrg/where-vessels
index 43d4a60..6f4433f 100755
--- a/yarrg/where-vessels
+++ b/yarrg/where-vessels
@@ -1,9 +1,36 @@
 #!/usr/bin/wish
+# show your vessels on a map
+
+# This is part of ypp-sc-tools, a set of third-party tools for assisting
+# players of Yohoho Puzzle Pirates.
+#
+# Copyright (C) 2009 Ian Jackson <ijackson@chiark.greenend.org.uk>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# Yohoho and Puzzle Pirates are probably trademarks of Three Rings and
+# are used without permission.  This program is not endorsed or
+# sponsored by Three Rings.
+
+
 
 source yarrglib.tcl
 source panner.tcl
 package require http
 
+#---------- general utilities ----------
+
 set debug 0
 proc debug {m} {
     global debug
@@ -15,6 +42,55 @@ proc badusage {m} {
     exit 1
 }
 
+proc glset {n val} {
+    upvar #0 $n var
+    set var $val
+}
+
+#---------- expecting certain errors ----------
+
+proc errexpect-setline {lno line} {
+    glset errexpect_lno $lno
+    glset errexpect_line $line
+}
+
+proc errexpect-error {m} {
+    global errexpect_line errexpect_lno
+    error $m "$errexpect_line\n" [list YARRG-ERREXPECT $errexpect_lno]
+}
+
+proc errexpect-arrayget {arrayvar key} {
+    upvar 1 $arrayvar av
+    upvar 1 ${arrayvar}($key) v
+    if {[info exists v]} { return $v }
+    errexpect-error "undefined $key"
+}
+
+proc errexpect-arrayget-boolean {arrayvar key} {
+    switch -exact [uplevel 1 [list errexpect-arrayget $arrayvar $key]] {
+    	true	{ return 1 }
+	false	{ return 0 }
+	default	{ errexpect-error "unexpected $key" }
+    }
+}
+
+proc errexpect-catch {code} {
+    global errorInfo errorCode
+    set rc [catch {
+	uplevel 1 $code
+    } rv]
+    debug "ERREXPECT CATCH |$rc|$rv|$errorCode|$errorInfo|"
+    if {$rc==1 && ![string compare YARRG-ERREXPECT [lindex $errorCode 0]]} {
+	return [list 1 $rv [lindex $errorCode 1] $errorInfo]
+    } elseif {$rc==0} {
+	return [list 0 $rv]
+    } else {
+	return -code $rc -errorinfo $errorInfo -errorcode $errorCode $rv
+    }
+}
+
+#---------- argument parsing ----------
+
 proc nextarg {} {
     global ai argv
     if {$ai >= [llength $argv]} {
@@ -25,11 +101,6 @@ proc nextarg {} {
     return $v
 }
 
-proc glset {n val} {
-    upvar #0 $n var
-    set var $val
-}
-
 set notes_loc vessel-notes
 set scraper {./yppedia-ocean-scraper --chart}
 
@@ -66,106 +137,279 @@ proc argdefaults {} {
     lappend scraper $ocean
 }
 
+
+#---------- loading and parsing the vessel notes ----------
+
 proc load-notes {} {
-    global notes_loc notes
-    catch { unset notes }
+    global notes_loc notes_data
     if {[regexp {^\w+\:} $notes_loc]} {
-	vwait idletasks
-	debug "FETCHING NOTES"
-	::http::geturl $notes_loc
-	switch -glob [::http::status].[::http::ncode] {
+	update
+	debug "FETCHING NOTES $notes_loc"
+	set req [::http::geturl $notes_loc]
+	switch -glob [::http::status $req].[::http::ncode $req] {
 	    ok.200 { }
-	    ok.* { error "retrieving vessel-notes $url: [::http::code]" }
-	    * { error "retrieving vessel-notes $url: [::http::error]" }
+	    ok.* { error "retrieving vessel-notes: [::http::code $req]" }
+	    * { error "Retrieving vessel-notes: [::http::error $req]" }
 	}
-	set notes_data [::http::data]
-	::http::cleanup
+	set newdata [::http::data $req]
+	::http::cleanup $req
     } else {
+	debug "READING NOTES $notes_loc"
 	set vn [open $notes_loc]
-	set notes_data [read $vn]
+	set newdata [read $vn]
 	close $vn
     }
-    foreach l [split $notes_data "\n"] {
-	regsub -all {\t+} $l "\t" l
-	manyset [split $l "\t"] vname vid owner note
-	set nk $vid.$vname
-	debug "SET NOTE $nk"
-	set notes($nk) [list $owner $note]
-    }
+    set notes_data $newdata
 }
 
+proc parse-notes {} {
+    global notes_data notes
+    catch { unset notes }
 
-proc vessel {vin} {
-	global pirate notes_used
-	upvar 1 $vin vi
-	switch -exact $vi(vesselClass) {
-		smsloop		{ set sz 00sl }
-		lgsloop		{ set sz 01ct }
-		dhow		{ set sz 02dh }
-		longship	{ set sz 03ls }
-		baghlah		{ set sz 04bg }
-		merchbrig	{ set sz 05mb }
-		warbrig		{ set sz 06wb }
-		xebec		{ set sz 07xe }
-		warfrig		{ set sz 08wf }
-		merchgal	{ set sz 09mg }
-		grandfrig	{ set sz 10gf }
-		default		{ error "$vi(vesselClass) ?" }
+    set lno 0
+    foreach l [split $notes_data "\n"] {
+	incr lno
+	errexpect-setline $lno $l
+	set l [string trim $l]
+	if {![string length $l]} continue
+	if {[regexp {^\#} $l]} continue
+	if {![regexp -expanded \
+		  {^ (\d+) (?: \s+([^=]*?) )? \s* =
+		      (?: \s* (\S+)
+		       (?: \s+ (\S+) )?)? $} \
+		  $l dummy vid vname owner note]} {
+	      errexpect-error "badly formatted"
 	}
-	set abbrev $sz
-	switch -exact $vi(vesselSubclass) {
-		null		{ }
-		icy		{ append abbrev F }
-		default		{ error "$vi(vesselSubclass) ?" }
+	set vname [string trim $vname]
+	if {[info exists notes($vid)]} {
+	    errexpect-error "duplicate vesselid $vid"
 	}
-	switch -exact $vi(isLocked)/$vi(isBattleReady) {
-		true/false	{ append abbrev 2- }
-		false/false	{ append abbrev 1+ }
-		false/true	{ append abbrev 0* }
-		default		{ error "$vi(isLocked)/$vi(isBattleReady) ?" }
+	set notes($vid) [list $lno $vname $owner $note]
+    }
+}
+
+proc note-info {lno vid name island description} {
+    global note_infos
+    lappend note_infos [list $lno $vid $name $island $description]
+}
+
+proc display-note-infos {} {
+    global note_infos note_missings notes
+
+    set nmissing [llength $note_missings]
+    debug "display-note-infos $nmissing [array size notes]"
+
+    if {[llength $note_infos]} {
+	set tiny "[llength $note_infos] warnings"
+    } elseif {$nmissing && [array size notes]} {
+	set tiny "$nmissing missing"
+    } else {
+	return
+    }
+
+    set infodata {}
+
+    foreach info $note_infos {
+	manyset $info lno vid name island description
+	append infodata "vessel"
+	append infodata " $vid"
+	if {[string length $name]} { append infodata " $name" }
+	if {[string length $island]} { append infodata " ($island)" }
+	append infodata ": " $description "\n"
+    }
+
+    if {$nmissing} {
+	if {[string length $infodata]} { append infodata "\n" }
+	append infodata "$nmissing vessel(s) not mentioned in notes:\n"
+	set last_island {}
+	foreach info [lsort $note_missings] {
+	    manyset $info island name vid
+	    if {[string compare $island $last_island]} {
+		append infodata "# $island:\n"
+		set last_island $island
+	    }
+	    append infodata [format "%-9d %-29s =\n" $vid $name]
 	}
-	switch -exact $vi(inPort) {
-		true		{ }
-		false		{ append abbrev ? }
-		default		{ error "$vi(inPort) ?" }
+    }
+
+    parser-control-failed-core .ctrl.notes notes \
+	white blue 0 \
+	$tiny \
+	"[llength $note_infos] warning(s);\
+         $nmissing vessel(s) missing" \
+	"Full description of warnings and missing vessels:" \
+	$infodata
+}
+
+#---------- vessel properties ----------
+
+proc vesselclasses-init {} {
+    global vc_game2code vc_code2abbrev vc_code2full
+    foreach {game code abbrev full} {
+	smsloop		am	sl	Sloop
+	lgsloop		bm	ct	Cutter
+	dhow		cm	dh	Dhow
+	longship	dm	ls	Longship
+	baghlah		em	bg	Baghlah
+	merchbrig	fm	mb	{Merchant Brig}
+	warbrig		gm	wb	{War Brig}
+	xebec		hm	xe	Xebec
+	warfrig		im	wf	{War Frigate}
+	merchgal	jm	mg	{Merchant Galleon}
+	grandfrig	km	gf	{Grand Frigate}
+    } {
+	set vc_game2code($game) $code
+	set vc_code2abbrev($code) $abbrev
+	set vc_code2full($code) $full
+    }
+}
+
+proc code2abbrev {code} {
+    global vc_code2abbrev
+
+    manyset [split $code _] inport class subclass lockown xabbrev
+    manyset [split $lockown ""] lock notown
+
+    set abbrev {}
+    append abbrev [lindex {? {}} $inport]
+    append abbrev $vc_code2abbrev($class)
+    append abbrev $subclass
+    append abbrev [lindex {* + -} $lock]
+    append abbrev [lindex {= - ?} [regsub {\D} $notown 2]]
+    append abbrev $xabbrev
+
+    debug "CODE2ABBREV $code $abbrev"
+    return $abbrev
+}
+
+proc show-report-decode {code} {
+    global vc_code2full
+
+    manyset [split $code _] inport classcode subclass lockown xabbrev
+    manyset [split $lockown ""] lock notown
+    
+    report-set inport [lindex {{At Sea} {In port}} $inport]
+    report-set class $vc_code2full($classcode)
+
+    switch -exact $subclass {
+	{} { report-set subclass {Ordinary} }
+	F { report-set subclass {"Frost class"} }
+	default { report-set subclass "Subclass \"$subclass\"" }
+    }
+
+    report-set lock [lindex {
+	{Battle ready} {Unlocked} {Locked}
+    } $lock]
+
+    switch -exact $notown {
+	0 { report-set own "Yours" }
+	1 { report-set own "Other pirate's" }
+	U { report-set own "Owner not known" }
+	M { report-set own "Missing from notes" }
+	default { report-set own "?? $notown" }
+    }
+
+    if {[string length $xabbrev]} {
+	report-set xabbrev "Notes flags: $xabbrev"
+    } else {
+	report-set xabbrev "No flags in notes"
+    }
+}
+    
+#---------- loading and parsing the clipboard (vessel locations) ----------
+
+proc vessel {vin} {
+    global pirate notes_used note_missings newnotes
+    upvar 1 $vin vi
+
+    set codel {}
+    lappend codel [errexpect-arrayget-boolean vi inPort]
+
+    set gameclass [errexpect-arrayget vi vesselClass]
+    upvar #0 vc_game2code($gameclass) class
+    if {![info exists class]} { errexpect-error "unexpected vesselClass"}
+    lappend codel $class
+
+    set subclass [errexpect-arrayget vi vesselSubclass]
+    switch -exact $subclass {
+	null		{ lappend codel {} }
+	icy		{ lappend codel F }
+	default		{ lappend codel ($subclass) }
+    }
+
+    switch -exact [errexpect-arrayget vi isLocked]/[ \
+                   errexpect-arrayget vi isBattleReady] {
+	true/false	{ set lock 2 }
+	false/false	{ set lock 1 }
+	false/true	{ set lock 0 }
+	default		{ errexpect-error "unexpected isLocked/isBattleReady" }
+    }
+
+    set vid [errexpect-arrayget vi vesselId]
+    upvar #0 notes($vid) note
+    set realname [errexpect-arrayget vi vesselName]
+    set island [errexpect-arrayget vi islandName]
+
+    set owner {}
+    set xabbrev {}
+    if {[info exists note]} {
+	manyset $note lno notename owner xabbrev
+	if {[string compare -nocase $realname $notename]} {
+	    note-info $lno $vid $realname $island \
+		"notes say name is $notename"
 	}
-	set nk $vi(vesselId).$vi(vesselName)
-	upvar #0 notes($nk) note
-	if {[info exists note]} {
-	    manyset $note owner xabbrev
+	if {[string length $owner]} {
 	    if {![string compare $owner $pirate]} {
-		append abbrev =
+		set notown 0
 	    } else {
-		append abbrev -
+		set notown 1
 	    }
-	    append abbrev $xabbrev
-	    set notes_used($nk) 1
 	} else {
-	    debug "UNKNOWN $nk"
+	    set notown U
 	}
-	set kk "$vi(islandName) $abbrev"
-	upvar #0 count($kk) k
-	if {![info exists k]} { set k 0 }
-	incr k
+	append abbrev $xabbrev
+	set notes_used($vid) 1
+
+    } else {
+	set notown M
+	lappend note_missings [list $island $realname $vid]
+    }
+
+    lappend codel "$lock$notown" $xabbrev
+    lappend newnotes [list $vid $realname $owner $xabbrev]
+    set kk "$island [join $codel _]"
+    upvar #0 found($kk) k
+    lappend k [list $vid $realname]
+ 
+    debug "CODED $kk $vid $realname"
 }
 
 set clipboard {}
 proc parse-clipboard {} {
-    global clipboard count notes notes_used
+    global clipboard found notes notes_used newnotes
 
-    catch { unset count }
+    catch { unset found }
     catch { unset notes_used }
+    glset note_infos {}
+    glset note_missings {}
+
+    set newnotes {}
     
     set itemre { (\w+) = ([^=]*) }
     set manyitemre "^\\\[ $itemre ( (?: ,\\ $itemre)* ) \\]\$"
     debug $manyitemre
 
+    set lno 0
     foreach l [split $clipboard "\n"] {
+	incr lno
+	errexpect-setline $lno $l
 	if {![string length $l]} continue
 	catch { unset vi }
 	while 1 {
 		if {![regexp -expanded $manyitemre $l dummy \
-			thiskey thisval rhs]} { error "$l ?" }
+			thiskey thisval rhs]} {
+		    errexpect-error "badly formatted"
+		}
 		set vi($thiskey) $thisval
 		if {![string length $rhs]} break
 		regsub {^, } $rhs {} rhs
@@ -174,9 +418,13 @@ proc parse-clipboard {} {
 	vessel vi
     }
 
-    foreach nk [lsort [array names notes]] {
-	if {![info exists notes_used($nk)]} {
-	    debug "IGNORED NOTE $nk"
+    if {[llength $newnotes]} {
+	foreach vid [lsort [array names notes]] {
+	    if {![info exists notes_used($vid)]} {
+		manyset $notes($vid) lno notename
+		note-info $lno $vid $notename {} \
+		    "vessel in notes no longer found"
+	    }
 	}
     }
 }
@@ -187,6 +435,9 @@ proc load-clipboard-file {fn} {
     close $f
 }
 
+
+#---------- loading and parsing the chart ----------
+
 proc load-chart {} {
     global chart scraper
     debug "FETCHING CHART"
@@ -239,8 +490,10 @@ proc chart-got/league {x1 y1 x2 y2 kind} {
 }
 
 proc draw {} {
-    global chart count isleloc canvas
+    global chart found isleloc canvas
     
+    $canvas delete all
+
     foreach l [split $chart "\n"] {
 #	debug "CHART-GOT $l"
 	set proc [lindex $l 0]
@@ -248,10 +501,13 @@ proc draw {} {
     }
 
     set lastislandname {}
-    foreach key [lsort [array names count]] {
-	set c $count($key)
+    foreach key [lsort [array names found]] {
+	set c [llength $found($key)]
 #	debug "SHOWING $key $c"
-	regexp {^(.*) (\S+)$} $key dummy islandname abbrev
+	regexp {^(.*) (\S+)$} $key dummy islandname code
+
+	set abbrev [code2abbrev $code]
+	
 	if {[string compare $lastislandname $islandname]} {
 		manyset $isleloc($islandname) x y
 		set x [coord $x]
@@ -272,6 +528,8 @@ proc draw {} {
 	set bbox [$canvas bbox $id]
 	set bid [eval $canvas create rectangle $bbox -fill white]
 	$canvas lower $bid $id
+	$canvas bind $id <ButtonPress> [list show-report $islandname $code]
+	$canvas bind $bid <ButtonPress> [list show-report $islandname $code]
 	manyset $bbox dummy dummy dummy y
 #	debug "NEW Y $y"
     }
@@ -280,8 +538,154 @@ proc draw {} {
 }
 
 
+#---------- parser error reporting ----------
+
+proc parser-control-create {w base invokebuttontext etl_title} {
+    frame $w
+    button $w.do -text $invokebuttontext -command invoke_$base
+
+    frame $w.resframe -width 120 -height 32
+    button $w.resframe.res -text {} -anchor nw \
+	-padx 1 -pady 1 -borderwidth 0 -justify left
+    glset deffont_$base [$w.resframe.res cget -font]
+    place $w.resframe.res -relx 0.5 -y 0 -anchor n
+
+    pack $w.do -side top
+    pack $w.resframe -side top -expand y -fill both
+
+    set eb .err_$base
+    toplevel $eb
+    wm withdraw $eb
+    wm title $eb "where-vessels - $etl_title"
+
+    label $eb.title -text $etl_title
+    pack $eb.title -side top
+
+    button $eb.close -text Close -command [list wm withdraw $eb]
+    pack $eb.close -side bottom
+
+    frame $eb.emsg -bd 2 -relief groove
+    label $eb.emsg.lab -text "Error:"
+    text $eb.emsg.text -height 1
+    pack $eb.emsg.text -side bottom
+    pack $eb.emsg.lab -side left
+
+    pack $eb.emsg -side top -pady 2
+
+    frame $eb.text -bd 2 -relief groove
+    pack $eb.text -side bottom -pady 2
+    
+    label $eb.text.lab
+
+    text $eb.text.text -width 85 \
+	-xscrollcommand [list $eb.text.xscroll set] \
+	-yscrollcommand [list $eb.text.yscroll set]
+    $eb.text.text tag configure error \
+	-background red -foreground white
+
+    scrollbar $eb.text.xscroll -orient horizontal \
+	-command [list $eb.text.text xview]
+    scrollbar $eb.text.yscroll -orient vertical \
+	-command [list $eb.text.text yview]
+
+    grid configure $eb.text.lab -row 0 -column 0 -sticky w
+    grid configure $eb.text.text -row 1 -column 0
+    grid configure $eb.text.yscroll -sticky ns -row 1 -column 1
+    grid configure $eb.text.xscroll -sticky ew -row 2 -column 0
+}
+
+proc parser-control-ok-core {w base background show} {
+    debug "parser-control-ok-core $w $base $background $show"
+    upvar #0 deffont_$base deffont
+    $w.resframe.res configure \
+	-background $background -disabledforeground black -font $deffont \
+	-state disabled -command {} \
+	-text $show
+}    
+proc parser-control-ok {w base show} {
+    parser-control-ok-core $w $base green $show
+}
+proc parser-control-none {w base show} {
+    parser-control-ok-core $w $base blue $show
+}
+proc parser-control-failed-core {w base foreground background smallfont
+				 tiny summary fulldesc fulldata} {
+    debug "parser-control-failed-core $w $base $summary $fulldesc"
+    upvar #0 deffont_$base deffont
+    set eb .err_$base
+
+    $eb.emsg.text delete 0.0 end
+    $eb.emsg.text insert end $summary
+
+    $eb.text.lab configure -text $fulldesc
+    $eb.text.text delete 0.0 end
+    $eb.text.text insert end $fulldata
+
+    regsub -all {.{18}} $tiny "&\n" ewrap
+
+    if {$smallfont} {
+	set font fixed
+    } else {
+	set font $deffont
+    }
+
+    $w.resframe.res configure \
+	-background $background -foreground $foreground -font $font \
+	-state normal -command [list wm deiconify $eb] \
+	-text $ewrap
+}
+    
+proc parser-control-failed-expected {w base emsg lno ei fulldesc newdata} {
+    set eb .err_$base
+
+    set line [lindex [split $ei "\n"] 0]
+    debug "parser-control-failed-expected: $w $base: $lno: $emsg\n $line"
+
+    parser-control-failed-core $w $base \
+	white red 1 \
+	"err: [string trim $emsg]: \"$line\"" \
+	"at line $lno: $emsg" \
+	$fulldesc $newdata
+
+    $eb.text.text tag add error $lno.0 $lno.end
+    $eb.text.text see $lno.0	
+}
+proc parser-control-failed-unexpected {w base emsg ei} {
+    global errorInfo
+    parser-control-failed-core $w $base \
+	black yellow 1 \
+	$emsg $emsg "Details and stack trace:" $ei
+}
+
+proc reparse {base varname old fulldesc okshow noneshow parse ok} {
+    upvar #0 $varname var
+    manyset [errexpect-catch {
+	uplevel 1 $parse
+	if {[string length [string trim $var]]} {
+	    parser-control-ok .ctrl.$base $base $okshow
+	} else {
+	    parser-control-none .ctrl.$base $base $noneshow
+	}
+    }] failed emsg lno ei
+    if {$failed} {
+	parser-control-failed-expected .ctrl.$base $base \
+	    $emsg $lno $ei $fulldesc $var
+	set var $old
+	uplevel 1 $parse
+    } else {
+	uplevel 1 $ok
+    }
+}
+
+#---------- main user interface ----------
+
 proc widgets-setup {} {
-    global canvas debug
+    global canvas debug pirate ocean
+
+    wm geometry . 1024x480
+    wm title . "where-vessels - $pirate on the $ocean ocean"
+
+    #----- map -----
 
     frame .f -border 1 -relief groove
     set canvas .f.c
@@ -289,8 +693,10 @@ proc widgets-setup {} {
     pack $canvas -expand 1 -fill both
     pack .f -expand 1 -fill both -side left
 
+    #----- control panel -----
+
     frame .ctrl
-    pack .ctrl -side right
+    pack .ctrl -side left -anchor n
 
     debug "BBOX [$canvas bbox all]"
 
@@ -305,9 +711,72 @@ proc widgets-setup {} {
     button .ctrl.zoom.in  -text + -font {Courier 16} -command {zoom *2}
     pack .ctrl.zoom.out .ctrl.zoom.in -side left
 
-    wm geometry . 1024x480
+    parser-control-create .ctrl.acquire \
+	acquire Acquire \
+	"Clipboard parsing error" \
+	
+    pack .ctrl.acquire -side top -pady 2
+
+    parser-control-create .ctrl.notes \
+	notes "Reload notes" \
+	"Vessel notes loading report" \
+	
+    pack .ctrl.notes -side top -pady 2
+
+    #----- decoding etc. report -----
+
+    frame .report
+    pack .report -side left -anchor n
+
+    label .report.island -text { }
+
+    frame .report.abbrev -background black
+    glset report_abbrev {         }
+    entry .report.abbrev.abbrev -state readonly \
+	-textvariable report_abbrev \
+	-borderwidth 0 -relief flat -width 0 \
+	-highlightbackground white \
+	-readonlybackground white -foreground black
+    pack .report.abbrev.abbrev -side left -padx 1 -pady 1
+
+    frame .report.code
+    label .report.code.lab -text Code:
+    glset report_code { }
+    entry .report.code.code -state readonly -textvariable report_code -width 15
+    pack .report.code.lab .report.code.code -side left
+    frame .report.details -bd 2 -relief groove -padx 2 -pady 2
+
+    listbox .report.list -height 5
+
+    pack .report.island .report.abbrev .report.details \
+	.report.list .report.code -side top
+    pack configure .report.details -fill x
+
+    foreach sw {inport class subclass lock own xabbrev} {
+	label .report.details.$sw -text { }
+	pack .report.details.$sw -side top -anchor w
+    }
 }
 
+proc report-set {sw val} { .report.details.$sw configure -text $val }
+
+proc show-report {islandname code} {
+    .report.island configure -text $islandname
+    glset report_code $code
+    glset report_abbrev [code2abbrev $code]
+
+    show-report-decode $code
+
+    set kk "$islandname $code"
+    upvar #0 found($kk) k
+
+    .report.list delete 0 end
+
+    foreach entry $k {
+	manyset $entry vid name
+	.report.list insert end $name
+    }
+}
 
 proc zoom {extail} {
     global scale canvas
@@ -315,10 +784,55 @@ proc zoom {extail} {
     debug "ZOOM $scale $nscale"
     if {$nscale < 1 || $nscale > 200} return
     set scale $nscale
-    $canvas delete all
     draw
 }
 
+proc invoke_acquire {} {
+    global clipboard errorInfo
+    set old $clipboard
+
+    if {[catch {
+	set clipboard [clipboard get]
+    } emsg]} {
+	parser-control-failed-unexpected .ctrl.acquire acquire \
+	    $emsg "fetching clipboard:\n\n$errorInfo"
+	return
+    }
+
+    reparse acquire \
+	clipboard $old "Clipboard contents:" { acquired ok } { no vessels } {
+	    parse-clipboard
+	} {
+	    display-note-infos
+	}
+    draw
+}
+
+proc invoke_notes {} {
+    global notes_data errorInfo notes_loc
+    set old $notes_data
+    
+    if {[catch {
+	load-notes
+    } emsg]} {
+	parser-control-failed-unexpected .ctrl.notes notes \
+	    $emsg "loading $notes_loc:\n\n$errorInfo"
+	return
+    }
+
+    reparse notes \
+	notes_data $old "Vessel notes:" "loaded ok" { no notes } {
+	    parse-notes
+	    parse-clipboard
+	} {
+	    display-note-infos
+	}
+    draw
+}
+
+#---------- main program ----------
+
+vesselclasses-init
 
 parseargs
 argdefaults
@@ -326,7 +840,11 @@ httpclientsetup where-vessels
 load-chart
 widgets-setup
 
-load-notes
-parse-clipboard
+set notes_data {}
+if {[catch { parse-clipboard } emsg]} {
+    puts stderr "$emsg\n$errorInfo"
+    exit 1
+}
+after idle invoke_notes
 
 draw