X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~yarrgweb/git?p=ypp-sc-tools.db-live.git;a=blobdiff_plain;f=yarrg%2Fweb%2Froutetrade;h=09e908b1ac44e160fb817dacb612a8c746e19b67;hp=0da1fd80a81929454605e46df2064d56d26d3083;hb=6302552bfa5844eddb7c26386c9995733f0a5174;hpb=166893c6f6bd3e9b382aca095dc5ac80a22f89b7
diff --git a/yarrg/web/routetrade b/yarrg/web/routetrade
index 0da1fd8..09e908b 100644
--- a/yarrg/web/routetrade
+++ b/yarrg/web/routetrade
@@ -38,23 +38,22 @@ $dbh
@islandids
@archipelagoes
$qa
-$max_mass
-$max_volume
-$lossperleaguepct
+$routeparams
-<&| script &>
- da_pageload= Date.now();
-
+<& query_age:pageload &>
<%perl>
-my $loss_per_league= defined $lossperleaguepct ? $lossperleaguepct*0.01 : 1e-7;
+my $loss_per_league= defined $routeparams->{LossPerLeaguePct}
+ ? $routeparams->{LossPerLeaguePct}*0.01 : 1e-7;
+my $loss_per_delay_slot= 1e-8;
my $now= time;
my @flow_conds;
my @query_params;
my %dists;
+my $expected_total_profit;
my $sd_condition= sub {
my ($bs, $ix) = @_;
@@ -67,42 +66,43 @@ my $sd_condition= sub {
}
};
-my %islandpair;
-# $islandpair{$a,$b}= [ $start_island_ix, $end_island_ix ]
-
my $specific= !grep { !defined $_ } @islandids;
-my $confusing= 0;
-foreach my $src_i (0..$#islandids) {
- my $src_isle= $islandids[$src_i];
- my $src_cond= $sd_condition->('sell',$src_i);
+my %ipair2subflowinfs;
+# $ipair2subflowinfs{$orgi,$dsti}= [ [$orgix,$distix], ... ]
+
+my @subflows;
+# $subflows[0]{Flow} = { ... }
+# $subflows[0]{Org} = $orgix
+# $subflows[0]{Dst} = $dstix
+
+foreach my $org_i (0..$#islandids) {
+ my $org_isle= $islandids[$org_i];
+ my $org_cond= $sd_condition->('sell',$org_i);
my @dst_conds;
- foreach my $dst_i ($src_i..$#islandids) {
+ foreach my $dst_i ($org_i..$#islandids) {
my $dst_isle= $islandids[$dst_i];
- my $dst_cond= $sd_condition->('buy',$dst_i);
- if ($dst_i==$src_i and !defined $src_isle) {
+ # Don't ever consider sailing things round the houses:
+ next if defined $dst_isle and
+ grep { $dst_isle == $_ } @islandids[$org_i..$dst_i-1];
+ next if defined $org_isle and
+ grep { $org_isle == $_ } @islandids[$org_i+1..$dst_i];
+ my $dst_cond;
+ if ($dst_i==$org_i and !defined $org_isle) {
# we always want arbitrage, but mentioning an arch
# once shouldn't produce intra-arch trades
- $dst_cond=
- "($dst_cond AND sell.islandid = buy.islandid)";
+ $dst_cond= "sell.islandid = buy.islandid";
+ } else {
+ $dst_cond= $sd_condition->('buy',$dst_i);
}
push @dst_conds, $dst_cond;
- if ($specific && !$confusing &&
- # With a circular route, do not carry goods round the loop
- !(($src_i==0 || $src_i==$#islandids) &&
- $dst_i==$#islandids &&
- $src_isle == $islandids[$dst_i])) {
- if ($islandpair{$src_isle,$dst_isle}) {
- $confusing= 1;
-print "confusing $src_i $src_isle $dst_i $dst_isle\n";
- } else {
- $islandpair{$src_isle,$dst_isle}=
- [ $src_i, $dst_i ];
- }
+ if ($specific) {
+ push @{ $ipair2subflowinfs{$org_isle,$dst_isle} },
+ [ $org_i, $dst_i ];
}
}
- push @flow_conds, "$src_cond AND (
+ push @flow_conds, "$org_cond AND (
".join("
OR ",@dst_conds)."
)";
@@ -241,7 +241,6 @@ foreach my $v (qw(MaxMass MaxVolume)) {
$f= {
Ix => scalar(@flows),
- Var => "f".@flows,
%$got
};
$f->{"org_stallid"}= $f->{"dst_stallid"}= 'all'
@@ -262,9 +261,18 @@ foreach my $v (qw(MaxMass MaxVolume)) {
<& dumptable:end, qa => $qa &>
% }
+% if (@islandids==1) {
+% if (defined $islandids[0]) {
+Searched for arbitrage trades only.
+% } else {
+Searched for arbitrage trades only, in <% $archipelagoes[0] |h %>
+[?].
+% }
+% }
+
<%perl>
-my @total_massvol;
+my @sail_total;
if (!@flows) {
print 'No profitable trading opportunities were found.';
@@ -313,7 +321,7 @@ foreach my $f (@flows) {
my $first= $base;
do {
my $this= $uue % $base;
-print STDERR "uue=$uue this=$this ";
+#print STDERR "uue=$uue this=$this ";
$uue -= $this;
$uue /= $base;
$this += $first;
@@ -321,8 +329,8 @@ print STDERR "uue=$uue this=$this ";
$cmpu .= chr($this + ($this < 26 ? ord('a') :
$this < 52 ? ord('A')-26
: ord('0')-52));
-print STDERR " uue=$uue this=$this cmpu=$cmpu\n";
-die "$cmpu $uue ?" if length $cmpu > 20;
+#print STDERR " uue=$uue this=$this cmpu=$cmpu\n";
+ die "$cmpu $uue ?" if length $cmpu > 20;
} while ($uue);
$cmpu;
} @uid;
@@ -361,25 +369,33 @@ die "$cmpu $uue ?" if length $cmpu > 20;
if (defined $qa->{"R$f->{UidShort}"} &&
!defined $qa->{"T$f->{UidShort}"}) {
$f->{Suppress}= 1;
+ } else {
+ my $sfis= $ipair2subflowinfs{$f->{'org_id'},$f->{'dst_id'}};
+ foreach my $sfi (@$sfis) {
+ my $subflow= {
+ Flow => $f,
+ Org => $sfi->[0],
+ Dst => $sfi->[1],
+ Var => sprintf "f%ss%s_c%d_p%d_%d_p%d_%d",
+ $f->{Ix}, $sfi->[0],
+ $f->{'commodid'},
+ $sfi->[0], $f->{'org_price'},
+ $sfi->[1], $f->{'dst_price'}
+ };
+ push @{ $f->{Subflows} }, $subflow;
+ push @subflows, $subflow;
+ }
}
-
}
-% my $optimise= $specific && !$confusing && @islandids>1;
+% my $optimise= $specific;
% if (!$optimise) {
-% if (@islandids<=1) {
-Route contains only one location.
-% }
% if (!$specific) {
Route contains archipelago(es), not just specific islands.
% }
-% if ($confusing) {
-Route is complex - it visits the same island several times
-and isn't a simple loop.
-% }
Therefore, optimal voyage trade plan not calculated.
% } else { # ========== OPTMISATION ==========
@@ -389,82 +405,97 @@ my $cplex= "
Maximize
totalprofit:
- ".(join "
- ", map {
- sprintf "%+.20f %s", $_->{ExpectedUnitProfit}, $_->{Var}
- } @flows)."
+";
+
+foreach my $sf (@subflows) {
+ my $eup= $sf->{Flow}{ExpectedUnitProfit};
+ $eup *= (1.0-$loss_per_delay_slot) ** $sf->{Org};
+ $cplex .= sprintf "
+ %+.20f %s", $eup, $sf->{Var};
+}
+$cplex .= "
Subject To
";
-my %avail_csts;
+my %avail_lims;
foreach my $flow (@flows) {
- if ($flow->{Suppress}) {
- $cplex .= "
- $flow->{Var} = 0
-";
- next;
- }
+ next if $flow->{Suppress};
foreach my $od (qw(org dst)) {
- my $cstname= join '_', (
- 'avail',
- $flow->{'commodid'},
+ my $limname= join '_', (
$od,
- $flow->{"${od}_id"},
+ 'i'.$flow->{"${od}_id"},
+ 'c'.$flow->{'commodid'},
$flow->{"${od}_price"},
$flow->{"${od}_stallid"},
);
-
- push @{ $avail_csts{$cstname}{Flows} }, $flow->{Var};
- $avail_csts{$cstname}{Qty}= $flow->{"${od}_qty_agg"};
+
+ push @{ $avail_lims{$limname}{SubflowVars} },
+ map { $_->{Var} } @{ $flow->{Subflows} };
+ $avail_lims{$limname}{Qty}= $flow->{"${od}_qty_agg"};
}
}
-foreach my $cstname (sort keys %avail_csts) {
- my $c= $avail_csts{$cstname};
- $cplex .= "
- ". sprintf("%-30s","$cstname:")." ".
- join("+", @{ $c->{Flows} }).
- " <= ".$c->{Qty}."\n";
+foreach my $limname (sort keys %avail_lims) {
+ my $c= $avail_lims{$limname};
+ $cplex .=
+ sprintf(" %-30s","$limname:")." ".
+ join("+", @{ $c->{SubflowVars} }).
+ " <= ".$c->{Qty}."\n";
}
foreach my $ci (0..($#islandids-1)) {
- my @rel_flows;
+ my @rel_subflows;
+
foreach my $f (@flows) {
next if $f->{Suppress};
- next if $f->{'org_id'} == $f->{'dst_id'};
- next unless grep { $f->{'org_id'} == $_ }
- @islandids[0..$ci];
- next unless grep { $f->{'dst_id'} == $_ }
- @islandids[$ci+1..@islandids-1];
- push @rel_flows, $f;
-#print " RELEVANT $ci $f->{Ix} ";
+ my @relsubflow= grep {
+ $_->{Org} <= $ci &&
+ $_->{Dst} > $ci;
+ } @{ $f->{Subflows} };
+ next unless @relsubflow;
+ die unless @relsubflow == 1;
+ push @rel_subflows, @relsubflow;
+#print " RELEVANT $ci $relsubflow[0]->{Var} ";
}
-#print " RELEVANT $ci COUNT ".scalar(@rel_flows)." ";
- next unless @rel_flows;
- foreach my $mv (qw(mass volume)) {
- my $max_vn= "max_$mv";
- my $max= $mv eq 'mass' ? $max_mass : $max_volume;
+#print " RELEVANT $ci COUNT ".scalar(@rel_subflows)." ";
+ if (!@rel_subflows) {
+ foreach my $mv (qw(mass volume)) {
+ $sail_total[$ci]{$mv}= 0;
+ }
+ next;
+ }
+
+ my $applylimit= sub {
+ my ($mv, $f2val) = @_;
+ my $max= $routeparams->{"Max".ucfirst $mv};
$max= 1e9 unless defined $max;
#print " DEFINED MAX $mv $max ";
$cplex .= "
". sprintf("%-10s","${mv}_$ci:")." ".
- join(" + ", map { ($_->{"unit$mv"}*1e-3).' f'.$_->{Ix} } @rel_flows).
- " <= $max";
- }
+ join(" + ", map {
+#print " PART MAX $_->{Var} $_->{Flow}{Ix} ";
+ $f2val->($_->{Flow}) .' '. $_->{Var};
+ } @rel_subflows).
+ " <= $max";
+ };
+
+ $applylimit->('mass', sub { $_[0]{'unitmass'} *1e-3 });
+ $applylimit->('volume', sub { $_[0]{'unitvolume'}*1e-3 });
+ $applylimit->('capital', sub { $_[0]{'org_price'} });
$cplex.= "\n";
}
$cplex.= "
Bounds
".(join "
- ", map { "$_->{Var} >= 0" } @flows)."
+ ", map { "$_->{Var} >= 0" } @subflows)."
";
$cplex.= "
Integer
".(join "
- ", map { "f$_" } (0..$#flows))."
+ ", map { $_->{Var} } @subflows)."
End
";
@@ -481,7 +512,8 @@ if ($qa->{'debug'}) {
my $input= pipethrough_prep();
print $input $cplex or die $!;
my $output= pipethrough_run_along($input, undef, 'glpsol',
- qw(glpsol --cpxlp /dev/stdin -o /dev/stdout));
+ qw(glpsol --tmlim 2 --memlim 5 --intopt --cuts --bfs
+ --cpxlp /dev/stdin -o /dev/stdout));
print "
\n" if $qa->{'debug'};
my $found_section= 0;
my $glpsol_out= '';
@@ -494,6 +526,9 @@ if ($qa->{'debug'}) {
$found_section= 1;
next;
}
+ if (m/^Objective:\s+totalprofit = (\d+(?:\.\d*)?) /) {
+ $expected_total_profit= $1;
+ }
next unless $found_section==1;
if (!length $continuation) {
next if !$continuation && m/^[- ]+$/;
@@ -512,30 +547,30 @@ if ($qa->{'debug'}) {
\s* \d+ \s+
(\w+) \s+ (?: [A-Z*]+ \s+ )?
([0-9.]+) \s
- /x or die "$_ ?";
- if ($varname =~ m/^f(\d+)$/) {
- my ($ix) = $1;
+ /x or die "$cplex \n==\n $glpsol_out $_ ?";
+ if ($varname =~ m/^f(\d+)s(\d+)_/) {
+ my ($ix,$orgix) = ($1,$2);
my $flow= $flows[$ix] or die;
- $flow->{OptQty}= $qty;
- $flow->{OptProfit}= $flow->{'unitprofit'} * $qty;
- $flow->{OptCapital}= $flow->{OptQty} *
- $flow->{'org_price'};
+ my @relsubflow= grep { $_->{Org} == $orgix }
+ @{ $flow->{Subflows} };
+ die "$ix $orgix @relsubflow" unless @relsubflow == 1;
+ my $sf= $relsubflow[0];
+ $sf->{OptQty}= $qty;
+ $sf->{OptProfit}= $qty * $flow->{'unitprofit'};
+ $sf->{OptCapital}= $qty * $flow->{'org_price'};
} elsif ($varname =~ m/^(mass|volume)_(\d+)$/) {
my ($mv,$ix) = ($1,$2);
- $total_massvol[$ix]{$mv}= $qty;
+ $sail_total[$ix]{$mv}= $qty;
}
}
print "\n" if $qa->{'debug'};
my $prerr= "\n=====\n$cplex\n=====\n$glpsol_out\n=====\n ";
pipethrough_run_finish($output,$prerr);
- map { defined $_->{OptQty} or die "$prerr $_->{Ix}" } @flows;
-# map { defined
-# die $prerr if grep { ! } @flows;
-# map { die
-# die $prerr if map {
+ map { defined $_->{OptQty} or die "$prerr $_->{Flow}{Ix}" } @subflows;
+ defined $expected_total_profit or die "$prerr ?";
};
-$addcols->({ DoReverse => 1, Special => sub {
+$addcols->({ DoReverse => 1, TotalSubflows => 1, Special => sub {
my ($flow,$col,$v,$spec) = @_;
if ($flow->{ExpectedUnitProfit} < 0) {
$spec->{Span}= 3;
@@ -545,7 +580,7 @@ $addcols->({ DoReverse => 1, Special => sub {
} }, qw(
OptQty
));
-$addcols->({ Total => 0, DoReverse => 1 }, qw(
+$addcols->({ Total => 0, DoReverse => 1, TotalSubflows => 1 }, qw(
OptCapital OptProfit
));
@@ -553,113 +588,32 @@ $addcols->({ Total => 0, DoReverse => 1 }, qw(
% } # ========== OPTIMISATION ==========
-% my %ts_sortkeys;
-% {
-% my $cdspan= $qa->{ShowStalls} ? ' colspan=2' : '';
-% my $cdstall= $qa->{ShowStalls} ? 'Stall | ' : '';
-
-
-
-<% $qa->{ShowStalls} ? '' : '' %>
-
-
-
-
-
-
-% if ($optimise) {
-
-% }
-
-
->Collect
->Deliver
-|
- | Collect
- | Deliver
- | Profit
- | Max
- |
- | Max
-% if ($optimise) {
- | Planned
-% }
-
- |
-|
- | Island <% $cdstall %>
- | Island <% $cdstall %>
- | Commodity
- | Price
- | Qty
- | Price
- | Qty
- | Margin
- | Unit
- | Qty
- | Capital
- | Profit
- | Dist
- | Mass
- | Vol
-% if ($optimise) {
- | Qty
- | Capital
- | Profit
-% }
-% }
-
- |
-% foreach my $col (@cols) {
-|
-% }
-
-% foreach my $flowix (0..$#flows) {
-% my $flow= $flows[$flowix];
-% my $rowid= "id_row_$flow->{UidShort}";
- |
-| {UidShort} %> value="">
- {UidShort} %> value=""
- <% $flow->{Suppress} ? '' : 'checked' %> >
-% my $ci= 1;
-% while ($ci < @cols) {
-% my $col= $cols[$ci];
-% my $spec= {
-% Span => 1,
-% Align => ($col->{Text} ? '' : 'align=right')
-% };
-% my $v= $flow->{$col->{Name}};
-% if ($col->{Special}) { $col->{Special}($flow,$col,$v,$spec); }
-% $col->{Total} += $v
-% if defined $col->{Total} and not $flow->{Suppress};
-% $v='' if !$col->{Text} && !$v;
-% my $sortkey= $col->{SortColKey} ?
-% $flow->{$col->{SortColKey}} : $v;
-% $ts_sortkeys{$ci}{$rowid}= $sortkey;
- | {Span} ? "colspan=$spec->{Span}" : ''
- %> <% $spec->{Align}
- %>><% exists $spec->{String} ? $spec->{String} : $v |h %>
-% $ci += $spec->{Span};
-% }
+% if (!printable($m)) {
+Contents
+
+% if ($optimise) {
+ - Voyage trading plan
+
% }
-
-|
- | Total
-% foreach my $ci (3..$#cols) {
-% my $col= $cols[$ci];
- |
-% if (defined $col->{Total}) {
-<% $col->{Total} |h %>
-% }
+ - Data age summary
+
- Relevant trades
+
+% } else {
+% my @tl= gmtime $now or die $!;
+
+Generated by YARRG at <%
+ sprintf "%04d-%02d-%02d %02d:%02d:%02d UTC",
+ $tl[5]+1900, @tl[4,3,2,1,0]
+ |h %>.
% }
- | | |
-
-<&| tabsort, cols => \@cols, table => 'trades', rowclass => 'datarow',
- throw => 'trades_sort', tbrow => 'trades_total' &>
- ts_sortkeys= <% to_json_protecttags(\%ts_sortkeys) %>;
-
-
-
% if ($optimise) { # ========== TRADING PLAN ==========
%
@@ -669,11 +623,19 @@ $addcols->({ Total => 0, DoReverse => 1 }, qw(
% my $total_total= 0;
% my $total_dist= 0;
%
-Voyage trading plan
-
+
+
+ >
+% my $tbody= sub {
+% if (!printable($m)) { return ''; }
+%# return "
";
+% my ($c)= qw(40 00)[$_[0]];
+% return " |
| ";
+% };
+%
% foreach my $i (0..$#islandids) {
- |
-|
+<% $tbody->(1) %>
+ |
|
% $iquery->execute($islandids[$i]);
% my ($islandname) = $iquery->fetchrow_array();
% if (!$i) {
@@ -681,22 +643,33 @@ $addcols->({ Total => 0, DoReverse => 1 }, qw(
% } else {
% my $this_dist= $distance->($islandids[$i-1],$islandids[$i]);
% $total_dist += $this_dist;
+<%perl>
+ my $total_value= 0;
+ foreach my $sf (@subflows) {
+ next unless $sf->{Org} < $i && $sf->{Dst} >= $i;
+ $total_value +=
+ $sf->{OptQty} * $sf->{Flow}{'dst_price'};
+ }
+
Sail to <% $islandname |h %>
-- <% $this_dist |h %> leagues |
+- <% $this_dist |h %> leagues,
+ <% $total_value %>poe at risk
+
% }
<%perl>
my $age_reported= 0;
my %flowlists;
+ #print "
| " if $qa->{'debug'};
foreach my $od (qw(org dst)) {
- foreach my $f (@flows) {
- next if $f->{Suppress};
- next unless $f->{"${od}_id"} == $islandids[$i];
- next unless $f->{OptQty};
+ #print " [[ i $i od $od " if $qa->{'debug'};
+ foreach my $sf (@subflows) {
+ my $f= $sf->{Flow};
+ next unless $sf->{ucfirst $od} == $i;
+ #print " FLOW $f->{Ix} SUB #$sf->{Org}..$sf->{Dst} "
+ # if $qa->{'debug'};
+ next unless $sf->{OptQty};
my $arbitrage= $f->{'org_id'} == $f->{'dst_id'};
- my $loop= $islandids[0] == $islandids[-1] &&
- ($i==0 || $i==$#islandids);
- next if $loop and ($arbitrage ? $i :
- !!$i == !!($od eq 'org'));
+ die if $arbitrage and $sf->{Org} != $sf->{Dst};
my $price= $f->{"${od}_price"};
my $stallname= $f->{"${od}_stallname"};
my $todo= \$flowlists{$od}{
@@ -714,12 +687,14 @@ $addcols->({ Total => 0, DoReverse => 1 }, qw(
$$todo->{'stallname'}= $stallname;
$$todo->{Price}= $price;
$$todo->{Timestamp}= $f->{"${od}_timestamp"};
- $$todo->{Qty} += $f->{OptQty};
+ $$todo->{Qty} += $sf->{OptQty};
$$todo->{Total}= $$todo->{Price} * $$todo->{Qty};
$$todo->{Stalls}= $f->{"${od}Stalls"};
$$todo->{"${od}Arbitrage"}= 1 if $arbitrage;
}
+ #print "]] " if $qa->{'debug'};
}
+ #print " |
" if $qa->{'debug'};
my ($total, $total_to_show);
my $dline= 0;
@@ -759,16 +734,16 @@ $addcols->({ Total => 0, DoReverse => 1 }, qw(
% my $age= $now - $t->{Timestamp};
% my $cellid= "da_${i}";
% $da_ages{$cellid}= $age;
-\
+ | \
(Data age: <% prettyprint_age($age) %>)
% } elsif (!defined $total) {
% $total= 0;
- |
+<% $tbody->(0) %>
% }
% $total += $t->{Total};
% my $span= 0 + keys %{ $t->{Stalls} };
% my $td= "td rowspan=$span";
-
+% tr_datarow($m,$dline);
<<% $td %>><% $collectdeliver %>
<<% $td %>><% $t->{'commodname'} |h %>
%
@@ -784,7 +759,7 @@ $addcols->({ Total => 0, DoReverse => 1 }, qw(
<<% $td %> align=right><% $t->{Total} |h %> total
%
% foreach my $stallix (1..$#stalls) {
-
+% tr_datarow($m,$dline);
% $pstall->($stallix);
% }
%
@@ -799,8 +774,8 @@ $addcols->({ Total => 0, DoReverse => 1 }, qw(
$show_flows->('org',0,'Collect'); $show_total->('Outlay',-1);
my $totals= '';
if ($i < $#islandids) {
- $totals .= "In hold $total_massvol[$i]{mass} kg,".
- " $total_massvol[$i]{volume} l";
+ $totals .= "In hold $sail_total[$i]{mass}kg,".
+ " $sail_total[$i]{volume} l";
my $delim= '; spare ';
my $domv= sub {
my ($max, $got, $units) = @_;
@@ -809,14 +784,14 @@ $addcols->({ Total => 0, DoReverse => 1 }, qw(
$totals .= sprintf "%g %s", ($max-$got), $units;
$delim= ', ';
};
- $domv->($max_mass, $total_massvol[$i]{mass}, 'kg');
- $domv->($max_volume, $total_massvol[$i]{volume}, 'l');
+ $domv->($routeparams->{MaxMass}, $sail_total[$i]{mass}, 'kg');
+ $domv->($routeparams->{MaxVolume}, $sail_total[$i]{volume}, 'l');
$totals .= ".\n";
}
$show_total_now->($totals);
}
-
-
+
+<% $tbody->(1) %>
| Total distance: <% $total_dist %> leagues.
| Overall net cash flow
| <%
@@ -824,9 +799,177 @@ $addcols->({ Total => 0, DoReverse => 1 }, qw(
%>
|
<& query_age:dataages, id2age => \%da_ages &>
+Expected average profit:
+ approx. <% sprintf "%d", $expected_total_profit %> poe
+ (considering expected losses, but ignoring rum consumed)
%
% } # ========== TRADING PLAN ==========
+% if (!printable($m)) {
+
+<%perl>
+ my $sth_i= $dbh->prepare(<prepare(<fetchrow_hashref();
+ if ($row) {
+ next if $idone{$row->{'islandid'}}++;
+ return $row;
+ }
+ }
+ return undef if $ix < 0;
+ my $iid= $islandids[$ix];
+ if (defined $iid) {
+ $sth_i->execute($iid);
+ $sth_current= $sth_i;
+ } else {
+ my $arch= $archipelagoes[$ix];
+ die unless defined $arch && length $arch;
+ $sth_a->execute($arch);
+ $sth_current= $sth_a;
+ }
+ $ix--;
+ }
+ };
+
+<&| query_age:agestable, now => $now, fetchrow => $fetchrow &>
+Islands shown in reverse order of visits.
+
+% }
+
+% if (!printable($m)) {
+% my %ts_sortkeys;
+% {
+% my $cdspan= $qa->{ShowStalls} ? ' colspan=2' : '';
+% my $cdstall= $qa->{ShowStalls} ? 'Stall | ' : '';
+
+
+
+<&| tabsort, cols => \@cols, table => 'trades', rowclass => 'datarow',
+ throw => 'trades_sort', tbrow => 'trades_total' &>
+ ts_sortkeys= <% to_json_protecttags(\%ts_sortkeys) %>;
+
+
+
+
+% } # !printable
+
<%init>
use CommodsWeb;
use Commods;