File Coverage

blib/lib/Pod/Simple/Wiki/Confluence.pm

Criterion	Covered	Total	%
statement	49	49	100.0
branch	11	12	91.6
condition			n/a
subroutine	10	10	100.0
pod	1	1	100.0
total	71	72	98.6

package Pod::Simple::Wiki::Confluence;

###############################################################################
#
# Pod::Simple::Wiki::Confluence - A class for creating Pod to Confluence filters.
#
#
# Copyright 2003-2012, John McNamara, [e-mail]
#
# Documentation after __END__
#

# perltidy with the following options: -mbl=2 -pt=0 -nola

use Pod::Simple::Wiki;
use strict;
use vars qw(@ISA $VERSION);


@ISA     = qw(Pod::Simple::Wiki);
$VERSION = '0.20';

###############################################################################
#
# The tag to wiki mappings.
#
my $tags = {
    ''    => '*',
    ''   => '*',
    ''    => '_',
    ''   => '_',
    ''   => '{{',
    ''  => '}}',
    ''  => "{noformat}\n",
    '' => "\n{noformat}\n",

    ''  => 'h1. ',
    '' => "\n\n",
    ''  => 'h2. ',
    '' => "\n\n",
    ''  => 'h3. ',
    '' => "\n\n",
    ''  => 'h4. ',
    '' => "\n\n",
};

###############################################################################
#
# new()
#
# Simple constructor inheriting from Pod::Simple::Wiki.
#
sub new {

    my $class = shift;
    my $self = Pod::Simple::Wiki->new( 'wiki', @_ );
    $self->{_tags} = $tags;

    bless $self, $class;
    return $self;
}

###############################################################################
#
# _indent_item()
#
# Indents an "over-item" to the correct level.
#
sub _indent_item {

    my $self         = shift;
    my $item_type    = $_[0];
    my $item_param   = $_[1];
    my $indent_level = $self->{_item_indent};

    if ( $item_type eq 'bullet' ) {
        $self->_append( '*' x $indent_level . ' ' );
    }
    elsif ( $item_type eq 'number' ) {
        $self->_append( '#' x $indent_level . ' ' );
    }

    # Confluence doesn't have the equivalent of a  list so we use a
    # bullet list with a bolded "item" as a workaround.
    elsif ( $item_type eq 'text' ) {
        $self->_append( '*' x $indent_level . ' *' );
    }
}

###############################################################################
#
# _handle_text()
#
# Perform any necessary transforms on the text. This is mainly used to escape
# inadvertent CamelCase words.
#
sub _handle_text {

    my $self = shift;
    my $text = $_[0];

    # Split the text into tokens but maintain the whitespace
    my @tokens = split /(\s+)/, $text;

    # Escape any tokens here, if necessary.
    @tokens = map { s/([[{*_-])/\\$1/g; $_ } @tokens;

    # Rejoin the tokens and whitespace.
    $self->{_wiki_text} .= join '', @tokens;
}


###############################################################################
#
# Functions to deal with =over ... =back regions for
#
# Bulleted lists
# Numbered lists
# Text     lists
# Block    lists
#
sub _end_item_text { $_[0]->_output( '* ' ) }


###############################################################################
#
# _start_Para()
#
# Special handling for paragraphs that are part of an "over" block.
#
sub _start_Para {

    my $self         = shift;
    my $indent_level = $self->{_item_indent};

    if ( $self->{_in_over_block} ) {
        $self->_append( 'bq. ' );
    }
}


###############################################################################
#
# _start_L()
#
# Handle the start of a link element.
#
sub _start_L {

    my $self       = shift;
    my $link_attrs = shift;

    $self->{_link_attrs} = $link_attrs;

    # Ouput start of Confluence link and flush the _wiki_text buffer.
    $self->_output( '[' );
}


###############################################################################
#
# _end_L()
#
# Handle the end of a link element.
#
sub _end_L {

    my $self         = shift;
    my $link_attrs   = $self->{_link_attrs};
    my $link_target  = $link_attrs->{to};
    my $link_section = $link_attrs->{section};

    # Handle links that are parsed as Pod links.
    if ( defined $link_section ) {
        $link_target = $link_section;

        # Remove quotes around link name.
        $self->{_wiki_text} =~ s/^"//;
        $self->{_wiki_text} =~ s/"$//;
    }

    # Only write [text|link] if text and link are different.
    if ( $self->{_wiki_text} ne $link_target ) {
        $self->_append( "|$link_target]" );
    }
    else {
        $self->_append( "]" );
    }
}


1;


__END__