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-rw-r--r--scripts/MarkdownBook/Document.pm245
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diff --git a/scripts/MarkdownBook/Document.pm b/scripts/MarkdownBook/Document.pm
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--- a/scripts/MarkdownBook/Document.pm
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@@ -1,245 +0,0 @@
-# Copyright (C) 2012 Patrick "P. J." McDermott
-#
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program. If not, see <http://www.gnu.org/licenses/>.
-
-use strict;
-use warnings;
-
-use MarkdownBook::Section;
-use Carp;
-
-package MarkdownBook::Document;
-
-sub new
-{
- my ($class, $book, $type, $file, $id, $title) = @_;
- my $self;
-
- $class = ref($class) || $class;
- $self = {};
- bless($self, $class);
-
- $self->{'book'} = $book;
- $self->{'type'} = $type;
- $self->{'file'} = $file;
- $self->{'id'} = $id;
- $self->{'title'} = $title;
-
- return $self;
-}
-
-sub book
-{
- my ($self, $book) = @_;
- my $old = $self->{'book'};
-
- $self->{'book'} = $book if defined($book);
-
- return $old;
-}
-
-sub type
-{
- my ($self, $type) = @_;
- my $old = $self->{'type'};
-
- $self->{'type'} = $type if defined($type);
-
- return $old;
-}
-
-sub file
-{
- my ($self, $file) = @_;
- my $old = $self->{'file'};
-
- $self->{'file'} = $file if defined($file);
-
- return $old;
-}
-
-sub file_path
-{
- my ($self) = @_;
-
- return $self->{'book'}->dir() . '/' . $self->{'file'};
-}
-
-sub id
-{
- my ($self) = @_;
-
- return $self->{'id'};
-}
-
-sub title
-{
- my ($self, $title) = @_;
- my $old = $self->{'title'};
-
- $self->{'title'} = $title if defined($title);
-
- return $old;
-}
-
-sub full_title
-{
- my ($self) = @_;
-
- if ($self->{'type'} eq 'chapter') {
- return sprintf('Chapter %d - %s', $self->{'id'}, $self->{'title'});
- } elsif ($self->{'type'} eq 'appendix') {
- return sprintf('Appendix %s - %s', $self->{'id'}, $self->{'title'});
- } else {
- return undef;
- }
-}
-
-sub prev
-{
- my ($self, $other) = @_;
- my $old = $self->{'prev'};
-
- $self->{'prev'} = $other if defined($other);
-
- return $old;
-}
-
-sub next
-{
- my ($self, $other) = @_;
- my $old = $self->{'next'};
-
- $self->{'next'} = $other if defined($other);
-
- return $old;
-}
-
-sub sections
-{
- my ($self) = @_;
-
- # FIXME: Why is this necessary?!
- foreach my $sec (@{$self->{'sections'}}) {
- }
-
- return $self->{'sections'};
-}
-
-sub parse
-{
- my ($self) = @_;
- my $source_fh;
- my $source_text;
-
- open($source_fh, '<',
- $self->{'book'}->dir() . '/' . $self->{'file'} . '.mdwn')
- or Carp::croak('Cannot open "' . $self->{'file'} . '" source document');
- $source_text = join('', <$source_fh>);
- close($source_fh);
-
- # Parse headings of non-index documents.
- if ($self->{'type'} ne 'index') {
- $self->{'section_level_numbers'} = [0, 0];
- $self->{'section_level'} = -1;
- $source_text =~ s/
- ^
- (.+) # Heading text
- [ \t]* # Optional trailing whitespace
- \n # Line break
- (=+|-+) # Underline
- [ \t]* # Optional trailing whitespace
- $
- /$self->_do_heading($1, $2)/mexg;
- }
-
- # Store parsed text.
- $self->{'source_text'} = $source_text;
-}
-
-sub _do_heading
-{
- my ($self, $text, $underline) = @_;
- my $level;
- my $levels;
- my $section_number;
- my $section_title;
- my $section_id;
- my $section;
-
- # Shorten underline to one character.
- $underline =~ s/^([=-]).*$/$1/;
-
- # Detect heading level.
- if ($underline eq '=') {
- $level = 1;
- } else {
- $level = 2;
- }
-
- # Calculate section number.
- $levels = $#{$self->{'section_level_numbers'}};
- if ($level != $self->{'section_level'}) {
- foreach (@{$self->{'section_level_numbers'}}[$level .. $levels]) {
- $_ = 0;
- }
- }
- $self->{'section_level'} = $level;
- ++${$self->{'section_level_numbers'}}[$level - 1];
- $section_number = join('.', @{$self->{'section_level_numbers'}});
-
- # Add document ID to section number.
- $section_number = $self->{'id'} . '.' . $section_number;
-
- # Trim off unused subsection parts.
- $section_number =~ s/(?:\.0)*$//;
-
- # Parse out section title.
- $section_title = $text;
- $section_title =~ s/
- ^
- ([^\[]+) # Section title
- [ \t]+ # Whitespace
- \[ # Left square bracket
- [^\]]+ # Section ID
- \] # Right square bracket
- $
- /$1/x;
-
- # Parse out section ID.
- $section_id = $text;
- $section_id =~ s/
- ^
- [^\[\]]+ # Section title
- [ \t]+ # Whitespace
- \[ # Left square bracket
- ([^\]]+) # Section ID
- \] # Right square bracket
- $
- /$1/x;
-
- # Create and store section object.
- $section = MarkdownBook::Section->new($self,
- $level, $section_number, $section_id, $section_title);
- push(@{$self->{'sections'}}, $section);
- $self->{'book'}->add_section($section);
-
- # Prepend number to section title.
- $text = $section_number . ' ' . $section_title;
-
- # Return underlined section title.
- return $text . "\n" . $underline x length($text);
-}
-
-1;