/**
* @param array $book_contents
* @param array $metadata
*/
protected function echoBackMatter($book_contents, $metadata)
{
$back_matter_printf = '<div class="back-matter %s" id="%s">';
$back_matter_printf .= '<div class="back-matter-title-wrap"><h3 class="back-matter-number">%s</h3><h1 class="back-matter-title">%s</h1></div>';
$back_matter_printf .= '<div class="ugc back-matter-ugc">%s</div>%s%s';
$back_matter_printf .= '</div>';
$i = $s = 1;
foreach ($book_contents['back-matter'] as $back_matter) {
if (!$back_matter['export']) {
continue;
}
$back_matter_id = $back_matter['ID'];
$subclass = \Pressbooks\Taxonomy::getBackMatterType($back_matter_id);
$slug = $back_matter['post_name'];
$title = get_post_meta($back_matter_id, 'pb_show_title', true) ? $back_matter['post_title'] : '<span class="display-none">' . $back_matter['post_title'] . '</span>';
// Preserve auto-indexing in Prince using hidden span
$content = $back_matter['post_content'];
$append_back_matter_content = apply_filters('pb_append_back_matter_content', '', $back_matter_id);
$short_title = trim(get_post_meta($back_matter_id, 'pb_short_title', true));
$subtitle = trim(get_post_meta($back_matter_id, 'pb_subtitle', true));
$author = trim(get_post_meta($back_matter_id, 'pb_section_author', true));
if (\Pressbooks\Modules\Export\Export::isParsingSubsections() == true) {
$sections = \Pressbooks\Book::getSubsections($back_matter_id);
if ($sections) {
$content = \Pressbooks\Book::tagSubsections($content, $back_matter_id);
}
}
if ($author) {
$content = '<h2 class="chapter-author">' . Sanitize\decode($author) . '</h2>' . $content;
}
if ($subtitle) {
$content = '<h2 class="chapter-subtitle">' . Sanitize\decode($subtitle) . '</h2>' . $content;
}
if ($short_title) {
$content = '<h6 class="short-title">' . Sanitize\decode($short_title) . '</h6>' . $content;
}
printf($back_matter_printf, $subclass, $slug, $i, Sanitize\decode($title), $content, $append_back_matter_content, $this->doEndnotes($back_matter_id));
echo "\n";
++$i;
}
}