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Editing: hform
#!/usr/bin/perl # Print information about forms and their controls present in the HTML. # See also HTML::Form module use strict; use warnings; use HTML::PullParser (); use HTML::Entities qw(decode_entities); use Data::Dumper qw(Dumper); my @FORM_TAGS = qw(form input textarea button select option); my $p = HTML::PullParser->new( file => shift || "xxx.html", start => 'tag, attr', end => 'tag', text => '@{text}', report_tags => \@FORM_TAGS, ) || die "$!"; # a little helper function sub get_text { my ($p, $stop) = @_; my $text; while (defined(my $t = $p->get_token)) { if (ref $t) { $p->unget_token($t) unless $t->[0] eq $stop; last; } else { $text .= $t; } } return $text; } my @forms; while (defined(my $t = $p->get_token)) { next unless ref $t; # skip text if ($t->[0] eq "form") { shift @$t; push(@forms, $t); while (defined(my $t = $p->get_token)) { next unless ref $t; # skip text last if $t->[0] eq "/form"; if ($t->[0] eq "select") { my $sel = $t; push(@{$forms[-1]}, $t); while (defined(my $t = $p->get_token)) { next unless ref $t; # skip text last if $t->[0] eq "/select"; #print "select ", Dumper($t), "\n"; if ($t->[0] eq "option") { my $value = $t->[1]->{value}; my $text = get_text($p, "/option"); unless (defined $value) { $value = decode_entities($text); } push(@$sel, $value); } else { warn "$t->[0] inside select"; } } } elsif ($t->[0] =~ /^\/?option$/) { warn "option tag outside select"; } elsif ($t->[0] eq "textarea") { push(@{$forms[-1]}, $t); $t->[1]{value} = get_text($p, "/textarea"); } elsif ($t->[0] =~ m,^/,) { warn "stray $t->[0] tag"; } else { push(@{$forms[-1]}, $t); } } } else { warn "form tag $t->[0] outside form"; } } print Dumper(\@forms), "\n";
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