70 lines
1.5 KiB
Perl
70 lines
1.5 KiB
Perl
#!/usr/bin/env perl
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use 5.010;
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use strict;
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use warnings;
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use Text::VimColor;
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use HTML::TokeParser::Simple;
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use HTML::Entities qw(decode_entities);
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use Path::Class;
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my $html_file = shift;
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my $reader = file( $html_file )->openr;
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unlink $html_file;
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my $writer = file( $html_file )->openw;
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my $parser = HTML::TokeParser::Simple->new( $reader );
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while( my $token = $parser->get_token ) {
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my $class_name = $token->get_attr( "class" );
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if( $token->is_start_tag( "div" )
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&& ( $class_name && $class_name =~ qr/\bexample\b/ )
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) {
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my $start_tag = $token;
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$start_tag->set_attr( class => $class_name . " synNormal" );
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my @content;
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my $end_tag;
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EXAMPLE:
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while( $token = $parser->get_token ) {
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if( $token->is_end_tag( "div" ) ) {
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$end_tag = $token;
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last EXAMPLE;
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}
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if( $token->is_text ) {
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push @content, decode_entities( $token->as_is );
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}
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}
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my $code = join "", @content;
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# say $code;
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my $vim = Text::VimColor->new(
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string => $code,
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filetype => "perl",
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vim_options => [qw( -RXZ -i NONE -u NONE -N -n)],
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);
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my $html = $vim->html;
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$html =~ s/^\s+//;
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$html =~ s/\s+$//;
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print $writer $start_tag->as_is;
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my $lines = $html =~ tr/\n/\n/;
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say $writer "<div class='line_number'>";
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for my $line ( 0 .. $lines ) {
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say $writer "<div>",1 + $line,"</div>";
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}
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say $writer "</div>";
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print $writer "<div class='content'><pre>";
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say $writer $html;
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say $writer "</pre></div>";
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print $writer $end_tag->as_is;
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} else {
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print $writer $token->as_is;
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}
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}
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