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|
#!/usr/bin/perl
use 5.010001;
use warnings;
use strict;
use Getopt::Long;
use HTML::Tidy5;
my $help;
my $context;
my $tidy = HTML::Tidy5->new;
GetOptions(
'help|version' => \$help,
'context:i' => \$context,
'noerrors' => sub { $tidy->ignore( type => [ TIDY_ERROR ] ) },
'nowarnings' => sub { $tidy->ignore( type => [ TIDY_WARNING ] ) },
) or $help = 1;
if ( !@ARGV || $help ) {
print "webtidy v$HTML::Tidy5::VERSION using tidy v" . HTML::Tidy5::tidy_library_version() . "\n";
print <DATA>;
exit 1;
}
for my $url ( @ARGV ) {
my @lines;
if ( $url =~ /^https?:/ ) {
if ( !eval { require LWP::Simple; 1; } ) {
warn q{Can't retrieve URLs without LWP::Simple installed};
next;
}
my $content = LWP::Simple::get( $url );
if ( $content ) {
@lines = split( /\n/, $content );
$_ = "$_\n" for @lines;
} else {
warn "Unable to fetch $url\n";
next;
}
} else {
open( my $fh, '<', $url ) or die "Can't open $url: $!";
@lines = <$fh>;
close $fh or die $!;
}
$tidy->parse( $url, @lines );
for my $message ( $tidy->messages ) {
print $message->as_string(), "\n";
if ( defined $context ) {
$context += 0;
my $lineno = $message->line - 1;
my $start = $lineno-$context;
$start = 0 if $start < 0;
my $end = $lineno+$context;
$end = $#lines if $end > $#lines;
for my $i ( $start..$end ) {
printf( '%5d: %s', $i+1, $lines[$i] );
}
print "\n";
}
}
$tidy->clear_messages();
} # for files
__END__
Usage: webtidy [filename or url]... (filename - reads STDIN)
--context[=n] Show the offending line (and n surrounding lines)
--noerrors Ignore errors
--nowarnings Ignore warnings
--help This message
webtidy is free software. You may modify or distribute it under the
terms of the Artistic License v2.0.
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