X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~yarrgweb/git?p=ypp-sc-tools.db-test.git;a=blobdiff_plain;f=yarrg%2Fwhere-vessels;h=73f416a5beaa546c0fa6e0ed745289f2949d87ae;hp=ecf1e063156bbd3ddee66d3359da8a4ab5b6b1da;hb=48e77a76589d23fa8916e97d3abdd816fe05cf95;hpb=4f2334b5230b2ee0f3a1416bb7f4019d684fb520

diff --git a/yarrg/where-vessels b/yarrg/where-vessels
index ecf1e06..73f416a 100755
--- a/yarrg/where-vessels
+++ b/yarrg/where-vessels
@@ -47,6 +47,48 @@ proc glset {n val} {
     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 {} {
@@ -99,107 +141,434 @@ proc argdefaults {} {
 #---------- 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
     }
+    set notes_data $newdata
+}
+
+proc parse-notes {} {
+    global notes_data notes
+    catch { unset notes }
+
+    set lno 0
     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]
+	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 vname [string trim $vname]
+	if {[info exists notes($vid)]} {
+	    errexpect-error "duplicate vesselid $vid"
+	}
+	set notes($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]
+}
 
-#---------- loading and parsing the clipboard (vessel locations) ----------
+proc canvas-horiz-stack {xvar y type args} {
+    upvar 1 $xvar x
+    global canvas
+    set id [eval $canvas create $type $x $y $args]
+    set bbox [$canvas bbox $id]
+    set x [lindex $bbox 2]
+    return $id
+}
 
-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) ?" }
+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 $note_infos] warning(s)"
+    } elseif {$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]
 	}
-	set abbrev $sz
-	switch -exact $vi(vesselSubclass) {
-		null		{ }
-		icy		{ append abbrev F }
-		default		{ error "$vi(vesselSubclass) ?" }
+    }
+
+    parser-control-failed-core .cp.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 vc_codes
+    set vcl {
+	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_codes {}
+    foreach {game code abbrev full} $vcl {
+	lappend vc_codes $code
+	set vc_game2code($game) $code
+	set vc_code2abbrev($code) $abbrev
+	set vc_code2full($code) $full
+	image create bitmap ship-icon/$abbrev -file icondir/$abbrev.xbm
+    }
+}
+
+proc code2abbrev-lock {lockown} {
+    manyset [split $lockown ""] lock notown
+    append abbrev [lindex {* + -} $lock]
+    append abbrev [lindex {= - ?} [regsub {\D} $notown 2]]
+}    
+
+proc code2abbrev {code} {
+    global vc_code2abbrev
+
+    manyset [split $code _] inport class subclass lockown xabbrev
+
+    set abbrev {}
+    append abbrev [lindex {? {}} $inport]
+    append abbrev $vc_code2abbrev($class)
+    append abbrev $subclass
+    append abbrev [code2abbrev-lock $lockown]
+    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"
+    }
+}
+
+#---------- filtering ----------
+
+set filters {}
+
+proc filter-values/size {} { global vc_codes; return $vc_codes }
+proc filter-map/size {code} { upvar #0 vc_code2abbrev($code) abb; return $abb }
+proc filter-default/size {code} { return 1 }
+proc filter-says-yes/size {codel} {
+    set sizecode [lindex $codel 1]
+    upvar #0 filter_size($sizecode) yes
+    return $yes
+}
+
+proc filter-values/lockown {} {
+    foreach lv {0 1 2} {
+	foreach ov {0 1 X} {
+	    lappend vals "$lv$ov"
 	}
-	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) ?" }
+    }
+    return $vals
+}
+proc filter-map/lockown {lockown} { return [code2abbrev-lock $lockown] }
+proc filter-default/lockown {lockown} {
+    return [regexp {^[01]|^2[^1]} $lockown]
+}
+proc filter-says-yes/lockown {codel} {
+    set lockown [lindex $codel 3]
+    regsub -all {\D} $lockown X lockown
+    upvar #0 filter_lockown($lockown) yes
+    return $yes
+}
+
+proc filter-validate/xabbre {re} {
+    if {[catch {
+	regexp -- $re {}
+    } emsg]} {
+	regsub {^.*:\s*} $emsg {} emsg
+	regsub {^.*(.{30})$} $emsg {\1} emsg
+	return $emsg
+    }
+    return {}
+}
+proc filter-says-yes/xabbre {codel} {
+    global filter_xabbre
+    set xabbrev [lindex $codel 4]
+    return [regexp -- $filter_xabbre $xabbrev]
+}
+
+proc filter-tickbox-flip {fil} {
+    upvar #0 filter_$fil vars
+    set values [filter-values/$fil]
+    foreach val $values {
+	set vars($val) [expr {!$vars($val)}]
+    }
+    redraw-needed
+}
+
+proc make-tickbox-filter {fil label rows inrow} {
+    upvar #0 filter_$fil vars
+    set fw [make-filter tickbox $fil $label frame]
+    set values [filter-values/$fil]
+    set nvalues [llength $values]
+    if {!$inrow} {
+	set inrow [expr {($nvalues + $rows) / $rows}]
+    }
+
+    for {set ix 0} {$ix < $nvalues} {incr ix} {
+	set val [lindex $values $ix]
+	set vars($val) [filter-default/$fil $val]
+	checkbutton $fw.$ix -variable filter_${fil}($val) \
+	    -text [filter-map/$fil $val] -font fixed \
+	    -command redraw-needed
+	grid configure $fw.$ix -sticky sw \
+	    -row [expr {$ix / $inrow}] \
+	    -column [expr {$ix % $inrow}]
+    }
+    button $fw.invert -text flip -command [list filter-tickbox-flip $fil] \
+	-padx 0 -pady 0
+    grid configure $fw.invert -sticky se \
+	-row [expr {$rows-1}] \
+	-column [expr {$inrow-1}]
+}
+
+proc entry-filter-changed {fw fil n1 n2 op} {
+    global errorInfo
+    upvar #0 filter_$fil realvar
+    upvar #0 filterentered_$fil entryvar
+    global def_background
+    debug "entry-filter-changed $fw $fil $entryvar"
+    if {[catch {
+	set error [filter-validate/$fil $entryvar]
+	if {[string length $error]} {
+	    $fw.error configure -text $error -foreground white -background red
+	} else {
+	    $fw.error configure -text { } -background $def_background
+	    set realvar $entryvar
+	    redraw-needed
 	}
-	switch -exact $vi(inPort) {
-		true		{ }
-		false		{ append abbrev ? }
-		default		{ error "$vi(inPort) ?" }
+    } emsg]} {
+	puts stderr "FILTER CHECK ERROR $emsg $errorInfo"
+    }
+}
+
+proc make-entry-filter {fil label def} {
+    global filterentered_$fil
+    upvar #0 filter_$fil realvar
+    set realvar $def
+    set fw [make-filter entry $fil $label frame]
+    entry $fw.entry -textvariable filterentered_$fil
+    label $fw.error
+    glset def_background [$fw.error cget -background]
+    trace add variable filterentered_$fil write \
+	[list entry-filter-changed $fw $fil]
+    pack $fw.entry $fw.error -side top -anchor w
+}
+
+proc make-filter {kind fil label ekind} {
+    global filters
+    label .filter.lab_$fil -text $label -justify left
+    $ekind .filter.$fil
+    lappend filters $fil
+    set nfilters [llength $filters]
+    grid configure .filter.lab_$fil -row $nfilters -column 0 -sticky nw -pady 4
+    grid configure .filter.$fil -row $nfilters -column 1 -sticky w -pady 3
+    return .filter.$fil
+}
+
+proc make-filters {} {
+    make-tickbox-filter size Size 2 0
+    make-tickbox-filter lockown "Lock/\nowner" 2 6
+    make-entry-filter xabbre "Flags\n regexp" {}
+}
+
+proc filters-say-yes {code} {
+    global filters
+    debug "filters-say-yes $code"
+    foreach fil $filters {
+	if {![filter-says-yes/$fil [split $code _]]} { return 0 }
+    }
+    return 1
+}
+    
+#---------- 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
@@ -208,9 +577,13 @@ 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"
+	    }
 	}
     }
 }
@@ -275,8 +648,19 @@ proc chart-got/league {x1 y1 x2 y2 kind} {
 	}
 }
 
+proc redraw-needed {} {
+    global redraw_after
+    debug "REDRAW NEEDED"
+    if {[info exists redraw_after]} return
+    set redraw_after [after 250 draw]
+}
+
 proc draw {} {
-    global chart count isleloc canvas
+    global chart found isleloc canvas redraw_after
+    global vc_code2abbrev
+
+    catch { after cancel $redraw_after }
+    catch { unset redraw_after }
     
     $canvas delete all
 
@@ -287,10 +671,15 @@ 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
+
+	if {![filters-say-yes $code]} continue
+
+	set abbrev [code2abbrev $code]
+	
 	if {[string compare $lastislandname $islandname]} {
 		manyset $isleloc($islandname) x y
 		set x [coord $x]
@@ -301,28 +690,190 @@ proc draw {} {
 	set text $abbrev
 	regsub -all {[0-9]} $text {} text
 	if {$c > 1} {
-		set text [format "%2d%s" $c $text]
+	    set qty [format "%2d" $c]
 	} else {
-		set text [format "  %s" $text]
+	    set qty [format "99" $c]
 	}
-	set id [$canvas create text $x $y \
-		-anchor nw -font fixed \
-		-text $text]
-	set bbox [$canvas bbox $id]
-	set bid [eval $canvas create rectangle $bbox -fill white]
-	$canvas lower $bid $id
+
+	set stackx $x
+	incr stackx 2
+	set tid [canvas-horiz-stack stackx $y \
+		 text -anchor nw -font fixed -text $qty]
+	incr stackx -1
+	canvas-horiz-stack stackx [expr {$y+1}] \
+	    image -anchor nw -image ship-icon/$vc_code2abbrev([lindex [split $code _] 1])
+	incr stackx
+	canvas-horiz-stack stackx $y \
+	    text -anchor nw -font fixed -text $text
+		
+	set bbox [$canvas bbox $tid]
+	set ny [lindex $bbox 3]
+	puts "$tid $bbox"
+	set bid [$canvas create rectangle \
+		     $x $y $stackx $ny \
+		     -fill white]
+
+	set y $ny
+	$canvas lower $bid $tid
+
+	$canvas bind $tid <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"
     }
 
-    panner::updatecanvas-bbox .ctrl.pan
+    panner::updatecanvas-bbox .cp.ctrl.pan
+}
+
+
+#---------- 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
 
-#---------- user interface ----------
+    $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 $var]]} {
+	    parser-control-ok .cp.ctrl.$base $base $okshow
+	} else {
+	    parser-control-none .cp.ctrl.$base $base $noneshow
+	}
+    }] failed emsg lno ei
+    if {$failed} {
+	parser-control-failed-expected .cp.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 acqdeffont
+    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
@@ -330,37 +881,99 @@ proc widgets-setup {} {
     pack $canvas -expand 1 -fill both
     pack .f -expand 1 -fill both -side left
 
-    frame .ctrl
-    pack .ctrl -side right
+    #----- control panels and filter -----
+
+    frame .cp
+    frame .filter -relief groove -bd 2
+    pack .cp .filter -side top
+
+    label .filter.title -text Filter
+    grid configure .filter.title -row 0 -column 0 -columnspan 2
+
+    #----- control panel -----
+
+    frame .cp.ctrl
+    pack .cp.ctrl -side left -anchor n
 
     debug "BBOX [$canvas bbox all]"
 
     panner::canvas-scroll-bbox .f.c
-    panner::create .ctrl.pan .f.c 120 120 $debug
+    panner::create .cp.ctrl.pan .f.c 120 120 $debug
 
-    pack .ctrl.pan -side top -pady 10 -padx 5
-    frame .ctrl.zoom
-    pack .ctrl.zoom -side top
+    pack .cp.ctrl.pan -side top -pady 10 -padx 5
+    frame .cp.ctrl.zoom
+    pack .cp.ctrl.zoom -side top
 
-    button .ctrl.zoom.out -text - -font {Courier 16} -command {zoom /2}
-    button .ctrl.zoom.in  -text + -font {Courier 16} -command {zoom *2}
-    pack .ctrl.zoom.out .ctrl.zoom.in -side left
+    button .cp.ctrl.zoom.out -text - -font {Courier 16} -command {zoom /2}
+    button .cp.ctrl.zoom.in  -text + -font {Courier 16} -command {zoom *2}
+    pack .cp.ctrl.zoom.out .cp.ctrl.zoom.in -side left
 
-    frame .ctrl.acquire
-    button .ctrl.acquire.do -text Acquire -command acquire
+    parser-control-create .cp.ctrl.acquire \
+	acquire Acquire \
+	"Clipboard parsing error" \
+	
+    pack .cp.ctrl.acquire -side top -pady 2
 
-    frame .ctrl.acquire.resframe -width 120 -height 32
-    button .ctrl.acquire.resframe.res -text {} -anchor nw \
-	-padx 1 -pady 1 -borderwidth 0 -justify left
-    glset acqdeffont [.ctrl.acquire.resframe.res cget -font]
-    place .ctrl.acquire.resframe.res -relx 0.5 -y 0 -anchor n
-    #	-relheight 1.0 -relwidth 1.0
+    parser-control-create .cp.ctrl.notes \
+	notes "Reload notes" \
+	"Vessel notes loading report" \
+	
+    pack .cp.ctrl.notes -side top -pady 2
 
-    pack .ctrl.acquire.do -side top
-    pack .ctrl.acquire.resframe -side top -expand y -fill both
-    pack .ctrl.acquire -side top
+    #----- decoding etc. report -----
 
-    wm geometry . 1024x480
+    frame .cp.report
+    pack .cp.report -side left -anchor n
+
+    label .cp.report.island -text { }
+
+    frame .cp.report.abbrev -background black
+    glset report_abbrev {         }
+    entry .cp.report.abbrev.abbrev -state readonly \
+	-textvariable report_abbrev \
+	-borderwidth 0 -relief flat -width 0 \
+	-highlightbackground white \
+	-readonlybackground white -foreground black
+    pack .cp.report.abbrev.abbrev -side left -padx 1 -pady 1
+
+    frame .cp.report.code
+    label .cp.report.code.lab -text Code:
+    glset report_code { }
+    entry .cp.report.code.code -state readonly \
+	-textvariable report_code -width 15
+    pack .cp.report.code.lab .cp.report.code.code -side left
+    frame .cp.report.details -bd 2 -relief groove -padx 2 -pady 2
+
+    listbox .cp.report.list -height 5
+
+    pack .cp.report.island .cp.report.abbrev .cp.report.details \
+	.cp.report.list .cp.report.code -side top
+    pack configure .cp.report.details -fill x
+
+    foreach sw {inport class subclass lock own xabbrev} {
+	label .cp.report.details.$sw -text { }
+	pack .cp.report.details.$sw -side top -anchor w
+    }
+}
+
+proc report-set {sw val} { .cp.report.details.$sw configure -text $val }
+
+proc show-report {islandname code} {
+    .cp.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
+
+    .cp.report.list delete 0 end
+
+    foreach entry $k {
+	manyset $entry vid name
+	.cp.report.list insert end $name
+    }
 }
 
 proc zoom {extail} {
@@ -372,48 +985,65 @@ proc zoom {extail} {
     draw
 }
 
-proc acquire_showerror {} {
-    global acqerr
-    tk_messageBox -type ok \
-	-title "where-vessels: clipboard parsing error" \
-	-message $acqerr
-}
-
-proc acquire {} {
-    global clipboard acqdeffont acqerr errorInfo
+proc invoke_acquire {} {
+    global clipboard errorInfo
     set old $clipboard
+
     if {[catch {
 	set clipboard [clipboard get]
-	parse-clipboard
-	.ctrl.acquire.resframe.res configure \
-	    -background blue -disabledforeground black -font $acqdeffont \
-	    -state disabled -command {} \
-	    -text " acquired ok "
     } emsg]} {
-	set acqerr "clipboard parsing failed: $emsg"
-	puts stderr $acqerr
-	append acqerr "\n$errorInfo"
-	regsub -all {.{18}} "error: [string trim $emsg]" "&\n" ewrap
-	.ctrl.acquire.resframe.res configure \
-	    -background red -foreground white -font fixed \
-	    -state normal -command acquire_showerror \
-	    -text $ewrap
-	set clipboard $old
-	parse-clipboard
+	parser-control-failed-unexpected .cp.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 .cp.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
 httpclientsetup where-vessels
 load-chart
 widgets-setup
+make-filters
 
-load-notes
-parse-clipboard
+set notes_data {}
+if {[catch { parse-clipboard } emsg]} {
+    puts stderr "$emsg\n$errorInfo"
+    exit 1
+}
+after idle invoke_notes
 
 draw