<(common.inc.plp)><:
+my $mode = exists $get{compare};
+my @tablist = split m{/+}, $Request || 'default';
+
Html({
title => 'charset cheat sheet',
version => '1.0',
reference common overview table
'],
stylesheet => [qw'light'],
- data => [qw'charset-unicode.inc.pl charset-ucplanes.inc.pl charset-utf8.inc.pl'],
+ data => [qw(
+ charset-encoding.inc.pl
+ charset-unicode.inc.pl charset-ucplanes.inc.pl charset-utf8.inc.pl
+ )],
});
-my @tablist = split m{/+}, $Request || 'default';
-
use List::Util qw( first pairmap pairfirst pairs );
:>
my $glyphs = Shiar_Sheet::FormatChar->new;
my @request;
+my $charsets = do 'charset-encoding.inc.pl'
+ or Alert('Encoding metadata could not be read', $@ || $!);
+
sub tabinput {
# generate character table(s)
my $input = shift or return;
baltic => [qw( iso-8859-4 iso-8859-13 cp1257 cp775 )],
nordic => [qw( iso-8859-10 cp865 cp861 MacIcelandic MacSami )],
cyrillic => [qw( koi8-r koi8-u koi8-f iso-8859-5 cp1251 MacCyrillic cp866 cp855
- U4 U2DE-2DF UA64-A69 U50-52 )], # MacUkrainian is broken
+ +400 +2DE0 +A640-A69F +500-52F )], # MacUkrainian is broken
arabic => [qw( iso-8859-6 cp1256 MacArabic cp864 cp1006 MacFarsi
- U6 U8A-8F+0-1F+40 U75-77 )],
- greek => [qw( iso-8859-7 cp1253 MacGreek cp737 cp869 U37-3F U1F )],
- hebrew => [qw( iso-8859-8 cp1255 MacHebrew cp862 U59-5F )],
+ +600 +8A0-8BF+8E0 +750-77F )],
+ greek => [qw( iso-8859-7 cp1253 MacGreek cp737 cp869 +370 +1F00 )],
+ hebrew => [qw( iso-8859-8 cp1255 MacHebrew cp862 +590 )],
thai => [qw( iso-8859-11 cp874 MacThai )],
vietnamese => [qw( viscii cp1258 MacVietnamese )],
symbols => [qw( symbol dingbats MacDingbats wingdings wingdings2 wingdings3 webdings )],
my $params = $input =~ s/[+](.*)\z// ? $1 : undef;
if (not defined $params) {
- state $INHERIT = {
- 'ascii' => ['' => '00-7F'],
- 'cp437' => ['cp850' => 0, 'ascii' => '00-1F+80'], # ascii range overridden later
- 'gsm0338' => ['ascii' => '00-7F'],
- 'dingbats' => ['' => '20-7F+A0'],
- 'MacDingbats' => ['dingbats' => '80-9F'],
- 'AdobeZdingbat'=> ['MacDingbats' => '80-9F'], # should be identical but maps to private use
- 'symbol' => ['' => '20-7F+A0'],
- 'AdobeSymbol' => ['symbol' => '20-7F+A0', '' => '20-7F+A0'], # minor differences, irrelevant except for different '€'
- 'wingdings' => ['' => '20'],
- 'wingdings2' => ['' => '20'],
- 'wingdings3' => ['' => '20'],
- 'webdings' => ['' => '20'],
-
- 'iso-8859-2' => ['iso-8859-1' => 'A0'],
- 'iso-8859-3' => ['iso-8859-1' => 'A0'], #TODO: also apply to iso-8859-9
- 'iso-8859-4' => ['iso-8859-2' => 'A0'],
- 'iso-8859-5' => ['iso-8859-1' => 'A0'],
- 'iso-8859-6' => ['cp1256' => '80', 'iso-8859-1' => 'A0'],
- 'iso-8859-7' => ['iso-8859-1' => 'A0'],
- 'iso-8859-8' => ['iso-8859-1' => 'A0'],
- 'iso-8859-9' => ['iso-8859-1' => 'D0-DF+F0'],
- 'iso-8859-10' => ['iso-8859-4' => 'A0'],
- 'iso-8859-11' => ['iso-8859-1' => 'A0'],
- 'iso-8859-13' => ['iso-8859-4' => 'A0'],
- 'iso-8859-14' => ['iso-8859-1' => 'A0'],
- 'iso-8859-15' => ['iso-8859-1' => 'A0-BF'],
- 'iso-8859-16' => ['iso-8859-2' => 'A0'],
- 'hp-roman8' => ['iso-8859-1' => 'A0'],
-
- 'cp1252' => ['iso-8859-1' => '80-9F'],
- 'cp1250' => ['iso-8859-2' => '80-BF', 'cp1252' => '80'],
- 'cp1254' => ['iso-8859-9' => '80-9F', 'cp1252' => '80-9F+D0'],
- 'cp874' => ['iso-8859-11' => '80-9F', 'cp1252' => '80'], # windows-874 actually cp1162
- 'cp1257' => ['iso-8859-13' => '80-9F+FF', 'cp1252' => '80'],
- 'cp1251' => ['cp1252' => '80'],
- 'cp1253' => ['cp1252' => '80'],
- 'cp1255' => ['iso-8859-8' => '80-DF', 'cp1252' => '80'],
- 'cp1256' => ['cp1252' => '80'],
- 'cp1258' => ['cp1252' => '80-9F+C0'],
-
- 'cp850' => ['cp437' => '90'],
- 'cp860' => ['cp437' => '80-AF'],
- 'cp861' => ['cp865' => '80-AF'],
- 'cp863' => ['cp437' => '80-AF'],
- 'cp865' => ['cp437' => '90-AF'],
- 'cp852' => ['cp850' => '80', 'cp437' => '80'],
- 'cp857' => ['cp850' => '80-AF+D0-EF', 'cp437' => '80'],
- 'cp775' => ['cp850' => '80'], # partial cp437
- 'cp866' => ['cp437' => '80-AF+E0'],
- 'cp855' => ['cp437' => '80'],
- 'cp1006' => ['iso-8859-6' => 'A0', 'cp437' => '80'],
- 'cp737' => ['cp437' => '80-AF+E0'],
- 'cp869' => ['cp437' => '80'],
- 'cp862' => ['cp437' => '80-9F'],
- 'cp864' => ['MacArabic' => '80', 'iso-8859-6' => '80', 'cp437' => '80'], #TODO: compare form variants
-
- 'koi8-u' => ['koi8-r' => '90-BF'],
- 'koi8-f' => ['koi8-u' => '90-BF'],
-
- 'MacRomanian' => ['MacRoman' => 'A0-BF+D0-DF'],
- 'MacRumanian' => ['MacRomanian' => 'A0-BF+D0-DF', 'MacRoman' => 'A0-BF+D0-DF'],
- 'MacCroatian' => ['MacRoman' => 'A0'],
- 'MacCentralEurRoman' => ['MacRoman' => '80'],
- 'MacIcelandic'=> ['MacRoman' => 'A0-AF+D0-EF'],
- 'MacTurkish' => ['MacRoman' => 'D0-DF'], # F5 is unassigned
- 'MacSami' => ['MacIcelandic' => '90-BF+D0-DF+F0', 'MacRoman' => '90'],
- 'MacGreek' => ['MacRoman' => '80'],
- 'MacCyrillic' => ['MacRoman' => '80'],
- 'MacHebrew' => ['iso-8859-8' => '80', 'MacRoman' => '80-8F+A0'], # partial ascii
- 'MacArabic' => ['iso-8859-6' => '80', 'cp864' => '80', 'MacRoman' => '80'], #TODO: multiple parents
- 'MacFarsi' => ['MacArabic' => 'B0-BF', 'MacRoman' => '80'],
-
- 'cp37' => ['posix-bc' => '00'],
- 'posix-bc' => ['cp1047' => '40'],
- 'cp500' => ['cp37' => '40-5F+B0-BF'],
- 'cp1047' => ['cp37' => '10-2F+50-5F+A0-BF'],
- 'cp1026' => ['cp37' => '40'],
- 'cp875' => ['cp37' => '30'],
-
- };
-
- my @parents = @{ $INHERIT->{$input} || [] };
+ my $charset = $charsets->{$input} || {};
+ my @parents = @{ $charset->{inherit} || [] };
if (my ($parent, $part) = pairfirst { defined $visible->{$a} } @parents) {
$row{parent} = $parent;
elsif (defined $visible->{ascii}) {
$row{parent} = $parents[0];
$params = $parents[1] // 80;
- $params = 80 if hex $params >= 128; # ascii offset at most
+ $params = 80 if hex $params >= 0x80; # ascii offset at most
}
elsif (@parents) {
$row{parent} = $parents[0];
eval "require Encode::\u$input";
}
- if ($input =~ m{ \A u ([0-9a-f]+) (?:-([0-9a-f]+))? \z }ix) {
- my $start = hex($1) << ($2 ? 4 : 8);
- my $end = $2 ? (hex($2) << 4) + $row{cols} - 1 : $start + 255;
- $row{table} = join '', map { chr } $start .. $end;
+ if ($input eq '') {
+ $row{offset} = delete $row{startpoint};
+ $row{set} = 'Unicode characters';
+ my $block = $row{offset} >> 8;
+ $row{endpoint} ||= ($block + 1 << 8) - 1;
+ $block == ($row{endpoint} >> 8) or undef $block;
+
+ $row{table} = join '', map { chr } $row{offset} .. $row{endpoint};
utf8::upgrade($row{table}); # prevent latin1 output
- $row{endpoint} = $end - $start;
- $row{set} = sprintf 'Unicode block U+%02Xxx', $start >> 8;
- $row{offset} = $start % 256;
- $row{startpoint} = 0;
+
+ $row{endpoint} -= $row{offset};
+
+ if (defined $block) {
+ $row{set} = sprintf 'Unicode block U+%02Xxx', $block;
+ $row{offset} %= 0x100;
+ }
}
elsif (lc $input eq 'uu') {
- $row{set} = 'Unicode planes';
$row{cell} = do 'charset-ucplanes.inc.pl'
or Alert('Table data could not be read', $@ || $!);
- $row{endpoint} ||= 1023;
+ $row{endpoint} ||= 0x3FF;
+ $row{set} = 'Unicode planes';
}
elsif (lc $input eq 'u') {
$row{cell} = do 'charset-unicode.inc.pl'
or Alert('Table data could not be read', $@ || $!);
- $row{endpoint} ||= 8191;
+ $row{endpoint} ||= 0x1FFF;
$row{set} = 'Unicode ' . (
$row{startpoint} < 0x1000 && $row{endpoint} < 0x1000 ? 'BMP' :
$row{startpoint} >= 0x1000 && $row{endpoint} < 0x2000 ? 'SMP' :
$row{set} = 'UTF-8';
$row{cell} = do 'charset-utf8.inc.pl'
or Alert('Table data could not be read', $@ || $!);
- $row{endpoint} = 255;
+ $row{endpoint} = 0xFF;
}
elsif ($row{set} = Encode::resolve_alias($input)) {
$row{offset} = delete $row{startpoint};
- $row{endpoint} ||= 255;
+ $row{endpoint} ||= 0xFF;
if ($row{set} eq 'MacHebrew' or $row{set} eq 'MacThai') {
# array of possibly multiple characters per code point
$row{table} = [
my ($cell, $name, $class) = $glyph eq $NOCHAR ? () :
$glyphs->glyph_html($glyph);
- if (exists $get{compare}) {
+ if ($mode) {
state $visible = {};
$class = (
$cp == ord $glyph ? 'l4' :
<hr>
<div class="legend">
- <table class="glyphs"><tr><: if (exists $get{compare}) { :>
+ <table class="glyphs"><tr><: if ($mode) { :>
<td class="X l4">unicode
<td class="X l3">inherited
<td class="X l2">existing