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package DC::Pod; |
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use strict; |
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use utf8; |
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use Storable; |
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our $VERSION = 1.03; |
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our $goto_document = sub { }; |
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our %wiki; |
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my $MA_BEG = "\x{fcd0}"; |
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my $MA_SEP = "\x{fcd1}"; |
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my $MA_END = "\x{fcd2}"; |
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# nodes (order must stay as it is) |
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sub N_PARENT (){ 0 } |
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sub N_PAR (){ 1 } |
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sub N_LEVEL (){ 2 } |
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sub N_KW (){ 3 } |
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sub N_DOC (){ 4 } |
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# paragraphs (order must stay as it is) |
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sub P_INDENT (){ 0 } |
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sub P_LEVEL (){ 1 } |
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sub P_MARKUP (){ 2 } |
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sub P_INDEX (){ 3 } |
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our %wiki; |
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sub load_docwiki { |
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*wiki = Storable::retrieve $_[0]; |
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} |
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sub goto_document($) { |
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$goto_document->(split /\//, $_[0]); |
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} |
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sub is_prefix_of($@) { |
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my ($node, @path) = @_; |
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return 1 unless @path; |
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my $kw = lc pop @path; |
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$node = $node->[N_PARENT] |
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or return 0; |
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#TODO: maybe get rid of lowercasing? |
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return scalar grep lc eq $kw, @{ $node->[N_KW] }; |
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} |
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sub find(@) { |
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my (@path) = @_; |
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return unless @path; |
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my $kw = lc pop @path; |
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# TODO: make sure results are unique |
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grep { is_prefix_of $_, @path } |
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map @$_, |
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$kw eq "*" ? @wiki{sort keys %wiki} |
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: $wiki{$kw} || () |
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} |
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sub full_path_of($) { |
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my ($node) = @_; |
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my @path; |
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# skip toplevel hierarchy pod/, because its not a document |
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while ($node->[N_PARENT]) { |
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unshift @path, $node; |
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$node = $node->[N_PARENT]; |
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} |
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@path |
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} |
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sub full_path($) { |
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join "/", map $_->[N_KW][0], &full_path_of |
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} |
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sub section_of($) { |
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my ($node) = @_; |
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my $doc = $node->[N_DOC]; |
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my $par = $node->[N_PAR]; |
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my $lvl = $node->[N_LEVEL]; |
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my @res; |
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do { |
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my $p = $doc->[$par]; |
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if (length $p->[P_MARKUP]) { |
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push @res, { |
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markup => $p->[P_MARKUP], |
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indent => $p->[P_INDENT], |
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}; |
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} |
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} while $doc->[++$par][P_LEVEL] > $lvl; |
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@res |
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} |
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sub section(@) { |
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map section_of $_, &find |
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} |
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sub thaw_section(\@\%) { |
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for (@{$_[0]}) { |
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$_->{markup} =~ s{ |
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$MA_BEG |
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([^$MA_END]+) |
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$MA_END |
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}{ |
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my ($type, @arg) = split /$MA_SEP/o, $1; |
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$_[1]{$type}($_, @arg) |
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}ogex; |
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} |
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} |
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my %as_label = ( |
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image => sub { |
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my ($par, $path) = @_; |
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"<small>img</small>" |
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}, |
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link => sub { |
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my ($par, $text, $link) = @_; |
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"<span foreground='#ffff00'>↺</span><span foreground='#c0c0ff' underline='single'>" . (DC::asxml $text) . "</span>" |
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}, |
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); |
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sub as_label(@) { |
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thaw_section @_, %as_label; |
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my $text = |
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join "\n", |
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map +("\xa0" x ($_->{indent} / 4)) . $_->{markup}, |
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@_; |
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$text =~ s/^\s+//; |
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$text =~ s/\s+$//; |
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$text |
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} |
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my %as_paragraphs = ( |
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image => sub { |
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my ($par, $path, $flags) = @_; |
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push @{ $par->{widget} }, new DC::UI::Image path => $path, |
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$flags & 1 ? (max_h => $::FONTSIZE) : (); |
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"\x{fffc}" |
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}, |
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link => sub { |
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my ($par, $text, $link) = @_; |
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push @{ $par->{widget} }, new DC::UI::Label |
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markup => "<span foreground='#ffff00'>↺</span><span foreground='#c0c0ff' underline='single'>" . (DC::asxml $text) . "</span>", |
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fontsize => 0.8, |
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can_hover => 1, |
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can_events => 1, |
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padding_x => 0, |
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padding_y => 0, |
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tooltip => "Go to <i>" . (DC::asxml $link) . "</i>", |
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on_button_up => sub { |
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goto_document $link; |
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}; |
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"\x{fffc}" |
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}, |
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); |
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sub as_paragraphs(@) { |
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thaw_section @_, %as_paragraphs; |
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@_ |
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} |
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sub section_paragraphs(@) { |
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as_paragraphs §ion |
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} |
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sub section_label(@) { |
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as_label §ion |
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} |
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