package MT::Plugin::HigurashiRed;
use strict;
use Jcode;

use MT;
use MT::Template::Context;
use MT::Plugin;
use MT::ConfigMgr;

# バージョン
our $VERSION = 0.03;

# 管理画面表示用項目設定
if(MT->can('add_plugin')){
	my $plugin = MT::Plugin->new;
	$plugin->name("Higurashi Red Plugin " . $VERSION);
	$plugin->description('Change color of Japanese charactor "NA" in "HIGURASHI NO NA KUKORONI" to RED.');
#	$plugin->description('Change color of NA to RED.');
	MT->add_plugin($plugin);
}

# 定義
MT::Template::Context->add_global_filter(HigurashiRed => \&higurashi_red);

# メソッド
sub higurashi_red {
	my ($text, $arg, $ctx) =@_;
	
	my $chr = MT::ConfigMgr->instance->PublishCharset;

	my $jcnv;
	if (lc $chr eq lc 'Shift_JIS') {
		$jcnv = 'sjis';
	} elsif (lc $chr eq lc 'ISO-2022-JP') {
		$jcnv = 'jis';
	} elsif (lc $chr eq lc 'UTF-8') {
		$jcnv = 'utf8';
	} elsif (lc $chr eq lc 'EUC-JP') {
		$jcnv = 'euc';
	}

	my $BEFORE_STR = Jcode::convert( 'ひぐらしのなく頃に', $jcnv );
	my $AFTER_STR = Jcode::convert( 'ひぐらしの<font color="red">な</font>く頃に', $jcnv );

	$text =~ s/$BEFORE_STR/$AFTER_STR/g;
	$text;
}

1;