File Coverage

blib/lib/HTML/Widgets/NavMenu/Iterator/NavMenu.pm

Criterion	Covered	Total	%
statement	76	76	100.0
branch	16	16	100.0
condition	5	6	83.3
subroutine	24	24	100.0
pod	5	5	100.0
total	126	127	99.2

package HTML::Widgets::NavMenu::Iterator::NavMenu;
$HTML::Widgets::NavMenu::Iterator::NavMenu::VERSION = '1.0901';
use strict;
use warnings;

use parent qw(HTML::Widgets::NavMenu::Iterator::Html);

use HTML::Widgets::NavMenu::EscapeHtml qw/ escape_html /;

__PACKAGE__->mk_acc_ref(
    [
        qw(
            _ul_classes
        )
    ]
);


sub _init
{
    my $self = shift;
    my $args = shift;

    $self->SUPER::_init($args);

    # Make a fresh copy just to be on the safe side.
    $self->_ul_classes( [ @{ $args->{'ul_classes'} } ] );

    return 0;
}

sub _calc_li_id_attr
{
    my $self = shift;

    my $li_id = $self->top()->_li_id;

    return (
        defined($li_id)
        ? qq/ id="/ . escape_html($li_id) . qq/"/
        : q//
    );
}


# Depth is 1 for the uppermost depth.
sub gen_ul_tag
{
    my ( $self, $args ) = @_;

    my $depth = $args->{'depth'};

    my $class = $self->_get_ul_class( { 'depth' => $depth } );

    return "
        . (
        defined($class)
        ? ( " class=\"" . escape_html($class) . "\"" )
        : ""
        ) . ">";
}

sub _get_ul_class
{
    my ( $self, $args ) = @_;

    my $depth = $args->{'depth'};

    return $self->_ul_classes->[ $depth - 1 ];
}


sub get_currently_active_text
{
    my $self = shift;
    my $node = shift;
    return "" . $node->text() . "";
}


sub get_link_tag
{
    my $self = shift;
    my $node = $self->top->_node();
    if ( $node->CurrentlyActive() )
    {
        return $self->get_currently_active_text($node);
    }
    else
    {
        return $self->get_a_tag();
    }
}

sub _start_root
{
    my $self = shift;

    $self->_add_tags(
        $self->gen_ul_tag(
            {
                'depth' => $self->stack->len()
            }
        )
    );
}

sub _start_sep
{
    my $self = shift;

    $self->_add_tags("");
}

sub _start_handle_role
{
    my $self = shift;
    return $self->_start_handle_non_role();
}


sub get_open_sub_menu_tags
{
    my $self = shift;
    return ( "",
        $self->gen_ul_tag( { 'depth' => $self->stack->len() } ) );
}

sub _start_handle_non_role
{
    my $self     = shift;
    my $top_item = $self->top;
    my @tags_to_add =
        ( ( "_calc_li_id_attr() . ">" ), $self->get_link_tag() );
    if ( $top_item->_num_subs_to_go() && $self->_is_expanded() )
    {
        push @tags_to_add, ( $self->get_open_sub_menu_tags() );
    }
    $self->_add_tags(@tags_to_add);
}

sub _start_regular
{
    my $self = shift;

    my $top_item = $self->top;
    my $node     = $self->top->_node();

    if ( $self->_is_hidden() )
    {
        # Do nothing
    }
    else
    {
        if ( $self->_is_role_specified() )
        {
            $self->_start_handle_role();
        }
        else
        {
            $self->_start_handle_non_role();
        }
    }
}

sub _end_sep
{
    my $self = shift;

    $self->_add_tags(
        $self->gen_ul_tag(
            {
                'depth' => $self->stack->len() - 1
            }
        )
    );
}

sub _end_handle_role
{
    my $self = shift;
    return $self->_end_handle_non_role();
}

sub _end_handle_non_role
{
    my $self = shift;
    return $self->SUPER::_end_regular();
}

sub _end_regular
{
    my $self = shift;
    if ( $self->_is_hidden() )
    {
        # Do nothing
    }
    elsif ( $self->_is_role_specified() )
    {
        $self->_end_handle_role();
    }
    else
    {
        $self->_end_handle_non_role();
    }
}

sub _is_hidden
{
    my $self = shift;
    return $self->top->_node()->hide();
}

sub _is_expanded
{
    my $self = shift;
    my $node = $self->top->_node();
    return ( $node->expanded() || $self->top->_accum_state->{'show_always'} );
}


sub get_role
{
    my $self = shift;
    return $self->top->_node->role();
}

sub _is_role_specified
{
    my $self = shift;
    return defined( $self->get_role() );
}

1;

__END__