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package cf::pod; |
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|
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use Pod::POM; |
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|
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our $indent; |
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our $level; |
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our @result; |
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|
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package cf::pod::AsParagraphs; |
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|
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use strict; |
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|
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use base "Pod::POM::View"; |
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|
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sub asxml($) { |
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local $_ = $_[0]; |
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|
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s/</E<lt>/g; |
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s/>/E<gt>/g; |
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|
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$_ |
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} |
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|
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sub flatten($) { |
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local $_ = $_[0]; |
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|
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s/<[^>]+>//g; |
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s/^\s+//; |
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s/\s+$//; |
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s/\s+/ /g; |
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|
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$_ |
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} |
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|
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*view_seq_file = |
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*view_seq_code = |
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*view_seq_bold = sub { "B<$_[1]>" }; |
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*view_seq_italic = sub { "I<$_[1]>" }; |
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*view_seq_zero = sub { }; |
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*view_seq_space = sub { my $text = $_[1]; $text =~ s/ /\xa0/g; $text }; |
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*view_seq_index = sub { push @{ $result[-1]{index} }, $_[1]; "" }; |
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|
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sub view_seq_text { |
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my $text = $_[1]; |
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$text =~ s/\s+/ /g; |
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asxml $text |
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} |
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|
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sub view_seq_link { |
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my (undef, $link) = @_; |
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|
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my $text = $link =~ s/^(.*)\|// ? $1 : $link; |
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|
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if ($link =~ /http:/) { |
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"U<" . (asxml $link) . ">" |
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} else { |
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() |
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} |
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} |
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|
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sub view_item { |
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push @result, { |
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type => "item", |
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indent => $indent * 8, |
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level => $level, |
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}; |
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my $title = $_[1]->title->present ($_[0]); |
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$result[-1]{markup} = $title if length $title; |
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$title = flatten $title; unshift @{ $result[-1]{index} }, $title if length $title; |
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local $level = $level + 1; |
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$_[1]->content->present ($_[0]); |
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() |
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} |
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|
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sub view_verbatim { |
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push @result, { |
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type => "verbatim", |
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indent => $indent * 16, |
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level => $level, |
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markup => $_[1], |
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}; |
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() |
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} |
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|
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sub view_textblock { |
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push @result, { |
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indent => $indent * 16, |
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level => $level, |
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markup => flatten $_[1], |
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}; |
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() |
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} |
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|
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sub view_head1 { |
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push @result, { |
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type => "head1", |
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indent => $indent * 16, |
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level => $level, |
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}; |
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my $title = $_[1]->title->present ($_[0]); |
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$result[-1]{markup} = $title if length $title; |
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$title = flatten $title; unshift @{ $result[-1]{index} }, $title if length $title; |
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local $level = $level + 1; |
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$_[1]->content->present ($_[0]); |
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() |
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}; |
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|
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sub view_head2 { |
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push @result, { |
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type => "head2", |
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indent => $indent * 16, |
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level => $level, |
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}; |
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my $title = $_[1]->title->present ($_[0]); |
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$result[-1]{markup} = $title if length $title; |
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$title = flatten $title; unshift @{ $result[-1]{index} }, $title if length $title; |
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local $level = $level + 1; |
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$_[1]->content->present ($_[0]); |
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() |
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}; |
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|
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sub view_head3 { |
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push @result, { |
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type => "head3", |
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indent => $indent * 16, |
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level => $level, |
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}; |
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my $title = $_[1]->title->present ($_[0]); |
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$result[-1]{markup} = $title if length $title; |
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$title = flatten $title; unshift @{ $result[-1]{index} }, $title if length $title; |
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local $level = $level + 1; |
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$_[1]->content->present ($_[0]); |
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() |
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}; |
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|
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sub view_over { |
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local $indent = $indent + $_[1]->indent; |
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push @result, { indent => $indent }; |
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$_[1]->content->present ($_[0]); |
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() |
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} |
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|
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sub view_for { |
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if ($_[1]->format eq "image") { |
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# push @result, { |
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# indent => $indent * 16, |
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# level => $level, |
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# markup => (::special image => "pod/" . $_->text), |
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# }; |
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} |
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() |
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} |
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|
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sub view_begin { |
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() |
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} |
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|
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sub view { |
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my ($self, $type, $item) = @_; |
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|
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$item->content->present ($self); |
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} |
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|
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############################################################################# |
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|
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package cf::pod; |
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|
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sub pom_as_paragraphs($) { |
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my ($pom) = @_; |
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|
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# we suckers use global variables, unfortunately. |
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my $guard = cf::lock_acquire "cf::pod::as_paragraphs"; |
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|
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local $indent = 0; |
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local $level = 1; |
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local @result = ( { } ); |
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|
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$pom->present ("cf::pod::AsParagraphs"); |
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|
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[grep $_->{index} || exists $_->{markup}, @result] |
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} |
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|
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sub load_pod($) { |
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my ($path) = @_; |
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|
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Coro::Storable::thaw cf::cache "cf::pod::as_paragraphs/$path" => [$path], |
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3 => sub { |
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my ($src) = @_; |
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|
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cf::fork_call { |
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my $pod = $src->[0]; |
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utf8::decode $pod; |
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Coro::Storable::blocking_nfreeze pom_as_paragraphs +(Pod::POM->new->parse_text ($pod)) |
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} |
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}; |
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} |
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|
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# format as cfpod-style text |
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sub as_cfpod($) { |
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my ($pars) = @_; |
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|
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my $res; |
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|
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for my $par (@$pars) { |
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if ($par->{type} =~ /^head\d+$/) { |
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$res .= "B<$par->{markup}>\n\n"; |
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} elsif ($par->{type} eq "verbatim") { |
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$res .= "\n$par->{markup}\n\n"; |
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} elsif ($par->{type} eq "item") { |
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$res .= "\n* I<$par->{markup}>\n\n"; |
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} else { |
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$res .= "$par->{markup}\n\n"; |
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} |
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} |
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|
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$res |
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} |
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|
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1; |
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|
