From: Mischa POSLAWSKY <perl@shiar.org>
Date: Sat, 22 Apr 2017 12:53:52 +0000 (+0200)
Subject: charset: strip private use characters from MacThai
X-Git-Tag: v1.10~90
X-Git-Url: http://git.shiar.nl/sheet.git/commitdiff_plain/ffb77a24b04bf95317563abe88e1f49797883741?hp=cc77ead3a819db005fce5de21c36aaa000885a30

charset: strip private use characters from MacThai
---

diff --git a/charset-encoding.inc.pl b/charset-encoding.inc.pl
index c402187..b40d75a 100644
--- a/charset-encoding.inc.pl
+++ b/charset-encoding.inc.pl
@@ -28,7 +28,7 @@ use utf8;
 	                   +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 )],
+	thai       => [qw( iso-8859-11 cp874 MacThai )], # U+0E00 identical to iso-8859-11
 	vietnamese => [qw( viscii cp1258 MacVietnamese )],
 	symbols    => [qw( symbol dingbats MacDingbats wingdings wingdings2 wingdings3 webdings )],
 
@@ -142,6 +142,20 @@ use utf8;
 	},
 	'macarabic'    => {inherit => ['iso-8859-6' => '80', 'cp864' => '80', 'MacRoman' => '80']}, #TODO: multiple parents
 	'macfarsi'     => {inherit => ['MacArabic' => 'B0-BF', 'MacRoman' => '80']},
+	'macthai'      => {
+		inherit => ['iso-8859-11' => '80-9F+D0'],
+		replace => {
+			# strip appended private use characters for unneeded roundtrip
+			0x83 => "\x{E48}", 0x88 => "\x{E48}", 0x98 => "\x{E48}",
+			0x84 => "\x{E49}", 0x89 => "\x{E49}", 0x99 => "\x{E49}",
+			0x85 => "\x{E4A}", 0x8A => "\x{E4A}", 0x9A => "\x{E4A}",
+			0x86 => "\x{E4B}", 0x8B => "\x{E4B}", 0x9B => "\x{E4B}",
+			0x87 => "\x{E4C}", 0x8C => "\x{E4C}", 0x9C => "\x{E4C}",
+			0x8F => "\x{E4D}",
+			0x92 => "\x{E31}", 0x93 => "\x{E47}", 0x94 => "\x{E34}",
+			0x95 => "\x{E35}", 0x96 => "\x{E36}", 0x97 => "\x{E37}",
+		},
+	},
 
 	'cp37'         => {inherit => ['posix-bc' => '00']},
 	'posix-bc'     => {inherit => ['cp1047' => '40']},