Check in ordershare.

diff --git a/ordershare b/ordershare
new file mode 100755 (executable)
index 0000000..4e9ed5e
--- /dev/null
+++ b/ordershare
@@ -0,0 +1,154 @@
+#!/usr/bin/perl -w
+
+sub gettok {
+    if(/\G\"([^\"]*)\"\s+/gc) {
+       return $1;
+    } elsif(/\G(\S+)\s+/gc) {
+       return $1;
+    } else {
+       return undef;
+    }
+}
+
+while(@ARGV) {
+    if(!open IF, $ARGV[0]) {
+       last;
+    }
+    shift @ARGV;
+    while(<IF>) {
+       if(/^prod\s+/g) {
+           $cp = {};
+           $id = gettok;
+           $cp->{"s"} = gettok;
+           $cp->{"p"} = gettok;
+           $cp->{"w"} = gettok;
+           $prod{$id} = $cp;
+       }
+       if(/^prt\s+/g) {
+           $id = gettok;
+           $prts{$id} = {"name" => gettok, "items" => {}};
+       }
+       if(/^item\s+/g) {
+           $prt = gettok;
+           if(!exists $prts{$prt}) {
+               die "invalid participant $prt in item line";
+           }
+           $a = 1;
+           while($t = gettok) {
+               if($t =~ /^\d+(\.\d+)?$/) {
+                   $a = $t;
+                   next;
+               }
+               $i = $prts{$prt}->{"items"};
+               if(exists $i->{$t}) {
+                   $i->{$t} += $a;
+               } else {
+                   $i->{$t} = $a;
+               }
+               $a = 1;
+           }
+       }
+       if(/^freight\s+(\d+)/) {
+           $fc = $1;
+       }
+       if(/^realprice\s+(\d+)/) {
+           $rp = $1;
+       }
+    }
+    close IF;
+}
+
+$yt = $wt = 0;
+for $p (sort keys %prts) {
+    $I = $prts{$p}->{"items"};
+    $sp = $sw = 0;
+    for $i (keys %$I) {
+       $yt += $I->{$i} * $prod{$i}->{"p"};
+       $wt += $I->{$i} * $prod{$i}->{"w"};
+       $sp += $I->{$i} * $prod{$i}->{"p"};
+       $sw += $I->{$i} * $prod{$i}->{"w"};
+    }
+    $prts{$p}->{"sp"} = $sp;
+    $prts{$p}->{"sw"} = $sw;
+}
+$er = (($yt + $fc) / $rp);
+
+while($cmd = shift @ARGV) {
+    if($cmd eq "stat") {
+       print "Total:   $yt ($rp SEK), $wt g\n";
+       print "Freight: $fc\n";
+       print ("Ratio:   " . $er . "\n");
+    } elsif($cmd eq "judgement") {
+       for $prt (keys %prts) {
+           print "$prts{$prt}->{name}:\n";
+           $sp = $prts{$prt}->{"sp"};
+           $sw = $prts{$prt}->{"sw"};
+           printf "\tProducts ¥%i (%i SEK), %i g\n", $sp, ($sp / $er), $sw;
+           $ff = $sw / $wt;
+           $sfc = $fc * $ff;
+           printf "\tFreight ¥%i (%.1f%%, %i SEK)\n", $sfc, (100 * $ff), ($sfc / $er);
+           $st = $sfc + $sp;
+           printf "\tTotal: ¥%i (%i SEK)\n", $st, ($st / $er);
+       }
+    } elsif($cmd eq "rcpt-txt") {
+       $prt = shift @ARGV;
+       $I = $prts{$prt}->{"items"};
+       for $i (keys %$I) {
+           printf "%.1f %s\t\t%i (%i SEK)\t%i g\n", $I->{$i}, $prod{$i}->{"s"}, $I->{$i} * $prod{$i}->{"p"}, $I->{$i} * $prod{$i}->{"p"} / $er, $I->{$i} * $prod{$i}->{"w"};
+       }
+    } elsif($cmd eq "rcpt-tex") {
+       print <<EOF
+\\documentclass[a4paper,11pt]{article}
+\\usepackage[swedish]{babel}
+\\usepackage[T1]{fontenc}
+\\usepackage[utf8x]{inputenc}
+\\usepackage{longtable}
+\\title{Kvitto}
+\\begin{document}
+\\begin{longtable}{lllllll}
+Artikel & Antal & \\\'{A}-pris & Pris & Pris (SEK) & Vikt \\\\
+\\hline
+EOF
+;
+       $prt = shift @ARGV;
+       $I = $prts{$prt}->{"items"};
+       $ni = 0;
+       for $i (keys %$I) {
+           printf "%s & ", $prod{$i}->{"s"};
+           printf "%.1f & ", $I->{$i};
+           printf "%i & ", $prod{$i}->{"p"};
+           printf "%i & ", $prod{$i}->{"p"} * $I->{$i};
+           printf "%.2f & ", $prod{$i}->{"p"} * $I->{$i} / $er;
+           printf "%i & ", $prod{$i}->{"w"} * $I->{$i};
+           #printf "%.1f %s\t\t%i (%i SEK)\t%i g", $I->{$i}, $prod{$i}->{"s"}, $I->{$i} * $prod{$i}->{"p"}, $I->{$i} * $prod{$i}->{"p"} / $er, $I->{$i} * $prod{$i}->{"w"};
+           print "\\\\\n";
+           $ni += $I->{$i};
+       }
+       print "\\hline\nDelsumma & ";
+       printf "%i & & ", $ni;
+       printf "%i & ", $prts{$prt}->{"sp"};
+       printf "%.2f & ", $prts{$prt}->{"sp"} / $er;
+       printf "%i & ", $prts{$prt}->{"sw"};
+       print "\\\\\n";
+       $ff = $prts{$prt}->{"sw"} / $wt;
+       printf "Frakt & %.1f\\%% & ", 100 * $ff;
+       printf "%i & ", $fc;
+       printf "%i & ", $fc * $ff;
+       printf "%.2f", $fc * $ff / $er;
+       print "\\\\\n";
+       print "\\hline\nTotalt & & & ";
+       printf "%i & ", $fc * $ff + $prts{$prt}->{"sp"};
+       printf "\\textbf{%.2f} & ", ($fc * $ff + $prts{$prt}->{"sp"}) / $er;
+       print "\n";
+       print "\\end{longtable}\n";
+       print "\n";
+       print "\\end{document}\n";
+    } else {
+       print STDERR "usage: ordershare DESCFILE... COMMAND...\n";
+       print STDERR "\tcommands:\n";
+       print STDERR "\tstat                     General statistics\n";
+       print STDERR "\tjudgement                Overview for each participant\n";
+       print STDERR "\trcpt-txt PARTICIPANT     Receipt in text format\n";
+       print STDERR "\trcpt-tex PARTICIPANT     Receipt in LaTeX format\n";
+    }
+}