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#!/usr/bin/perl |
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use strict; |
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require 'uricls.pl'; |
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our $LIST; |
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|
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my %argv; |
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for (@ARGV) { |
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$argv{$1} = 1 if /^--([^\s=]+)$/; |
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} |
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if ($argv{help}) { |
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require Pod::Usage; |
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Pod::Usage::pod2usage (-exitval => 0, -verbose => 1); |
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} |
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|
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sub add (%) { |
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my (%opt) = @_; |
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push @{$opt{table}->[0]}, $opt{name}; |
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push @{$opt{table}->[$_]}, [] for 1..$#{$opt{table}}; |
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for my $class (sort keys %{$opt{list}}) { |
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ELEMENT: for my $element (@{$opt{list}->{$class}}) { |
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for (@{$opt{table}}) { |
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if ($_->[0] eq $element) { |
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push @{$_->[-1]}, $class; |
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next ELEMENT; |
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} |
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} |
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my $row = [$element]; |
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for (my $i = $#{$opt{table}->[0]} - 1; $i > 0; $i--) { |
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push @$row, []; |
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} |
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push @$row, [$class]; |
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push @{$opt{table}}, $row; |
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} |
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} |
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} |
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|
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sub element ($) { |
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my $el = shift; |
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if (length $el > 1 || $el =~ /[A-Z%]/) { |
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qq<<code>$el</code>>; |
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} else { |
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qq<<code class="char">$el</code>>; |
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} |
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} |
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|
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sub elements ($) { |
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join ', ', map {element $_} @{$_[0]}; |
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} |
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|
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sub serialize ($$) { |
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my ($tbl, $span) = @_; |
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my $r = q<<table border><thead><tr>>; |
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$r .= join '', map {qq<<th>$_</th>>} @{$tbl->[0]}; |
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$r .= q<</tr></thead><tbody>>; |
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for my $i (1..$#$tbl) { |
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$r .= q<<tr>>; |
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$r .= q<<th>>.element ($tbl->[$i]->[0]).q<</th>>; |
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for my $j (1..$#{$tbl->[$i]}) { |
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if ($tbl->[$i]->[$j]) { |
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$r .= q{<td}; |
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$r .= q< rowspan=">.$span->[$i]->[$j]->{row}.q<"> if $span->[$i]->[$j]->{row}; |
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$r .= q< colspan=">.$span->[$i]->[$j]->{col}.q<"> if $span->[$i]->[$j]->{col}; |
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$r .= q{>}; |
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$r .= elements ($tbl->[$i]->[$j]) || '-'; |
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$r .= q<</td>>; |
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} |
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} |
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$r .= qq<</tr>\n>; |
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} |
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$r .= qq<</tbody></table>\n>; |
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$r; |
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} |
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|
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sub equal ($$) { |
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my ($x, $y) = @_; |
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return 0 unless @$x and @$y; |
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return 0 unless @$x == @$y; |
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for (0..$#$x) { |
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return 0 unless $x->[$_] eq $y->[$_]; |
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} |
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return 1; |
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} |
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|
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sub merge_row ($$) { |
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my ($tbl, $span) = @_; |
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for my $i (1..($#$tbl-1)) { |
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for my $j (1..$#{$tbl->[$i]}) { |
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if ($tbl->[$i]->[$j]) { |
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my $s = 1; |
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for my $ii (($i+1)..$#$tbl) { |
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if (equal $tbl->[$i]->[$j] => $tbl->[$ii]->[$j]) { |
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$s++; |
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$tbl->[$ii]->[$j] = 0; |
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} else { |
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last; |
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} |
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} |
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$span->[$i]->[$j]->{row} = $s if $s > 1; |
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} |
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} |
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} |
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} |
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|
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sub merge_col ($$) { |
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my ($tbl, $span) = @_; |
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for my $i (1..$#$tbl) { |
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for my $j (1..($#{$tbl->[$i]}-1)) { |
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if ($tbl->[$i]->[$j]) { |
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my $s = 1; |
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for my $jj (($j+1)..$#{$tbl->[$i]}) { |
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if ($tbl->[$i]->[$jj] and |
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$span->[$i]->[$j]->{row} == $span->[$i]->[$jj]->{row} and |
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equal $tbl->[$i]->[$j] => $tbl->[$i]->[$jj]) { |
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$s++; |
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$tbl->[$i]->[$jj] = 0; |
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} else { |
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last; |
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} |
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} |
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$span->[$i]->[$j]->{col} = $s if $s > 1; |
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} |
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} |
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} |
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} |
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|
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sub remove_empty_row ($) { |
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my @tbl = @{+shift}; |
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ROW: for (my $i = $#tbl; $i > 1; $i--) { |
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for my $j (1..$#{$tbl[$i]}) { |
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next ROW if not $tbl[$i]->[$j] or |
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@{$tbl[$i]->[$j]}; |
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} |
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delete $tbl[$i]; |
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} |
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[grep defined $_, @tbl]; |
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} |
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|
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my $tbl = [map {[$_]} '', qw<alpha digit - _ . * ! ' ( ) , + : ; = $ @ & ? / [ ] { } \ ^ | ` % # " < > >, 'SP', '%x00-1F', '%x7F']; |
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my @span; |
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|
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for (@$LIST) { |
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add table => $tbl, name => $_->{name}, list => $_->{class}; |
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} |
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$tbl = remove_empty_row $tbl; |
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merge_row $tbl, \@span; |
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merge_col $tbl, \@span; |
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|
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print STDOUT qq<<!DOCTYPE table SYSTEM>\n>; |
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print STDOUT serialize $tbl, \@span; |
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|
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=head1 NAME |
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|
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mkclstbl - URI Character Class History Table Generator |
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|
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=head1 SYNOPSIS |
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|
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mkclstbl.pl > table.html |
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mkclstbl.pl --help |
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|
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=head1 DESCRIPTION |
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|
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This script generates an HTML table that describes what character belongs |
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to what character class(es) in versions of URI specification. |
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|
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=head1 OPTIONS |
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|
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This script can be specified an arguments: |
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|
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=over 4 |
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|
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=item --help |
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|
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Show help message. |
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|
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=back |
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|
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=head1 SEE ALSO |
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|
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URI Specifications and DTDs. |
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|
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<http://suika.fam.cx/www/2004/uri/>. |
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|
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=head1 LICENSE |
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|
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Copyright 2004 Wakaba <w@suika.fam.cx> |
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|
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This program is free software; you can redistribute it and/or |
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modify it under the same terms as Perl itself. |
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|
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=cut |
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|
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# $Date: 2004/07/18 13:42:08 $ |
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