/**
* @param array $book_contents
* @param array $metadata
*/
protected function echoPartsAndChapters($book_contents, $metadata)
{
$part_printf = '<div class="part %s" id="%s">';
$part_printf .= '<div class="part-title-wrap"><h3 class="part-number">%s</h3><h1 class="part-title">%s</h1></div>%s';
$part_printf .= '</div>';
$chapter_printf = '<div class="chapter %s" id="%s">';
$chapter_printf .= '<div class="chapter-title-wrap"><h3 class="chapter-number">%s</h3><h2 class="chapter-title">%s</h2></div>';
$chapter_printf .= '<div class="ugc chapter-ugc">%s</div>%s';
$chapter_printf .= '</div>';
$s = $i = $j = 1;
foreach ($book_contents['part'] as $part) {
$invisibility = get_post_meta($part['ID'], 'pb_part_invisible', true) == 'on' ? 'invisible' : '';
$part_printf_changed = '';
$slug = $part['post_name'];
$title = $part['post_title'];
$part_content = trim(get_post_meta($part['ID'], 'pb_part_content', true));
// Inject introduction class?
if ($invisibility !== 'invisible') {
// visible
if (count($book_contents['part']) == 1) {
// only part
if ($part_content) {
// has content
if (!$this->hasIntroduction) {
$part_printf_changed = str_replace('<div class="part %s" id=', '<div class="part introduction %s" id=', $part_printf);
$this->hasIntroduction = true;
}
}
} elseif (count($book_contents['part']) > 1) {
// multiple parts
if (!$this->hasIntroduction) {
$part_printf_changed = str_replace('<div class="part %s" id=', '<div class="part introduction %s" id=', $part_printf);
$this->hasIntroduction = true;
}
}
}
// Inject part content?
if ($part_content) {
$part_content = $this->preProcessPostContent($part_content);
if ($part_printf_changed) {
$part_printf_changed = str_replace('</h1></div>%s</div>', "</h1></div><div class=\"ugc part-ugc\">%s</div></div>", $part_printf_changed);
} else {
$part_printf_changed = str_replace('</h1></div>%s</div>', "</h1></div><div class=\"ugc part-ugc\">%s</div></div>", $part_printf);
}
}
$m = $invisibility == 'invisible' ? '' : $i;
$my_part = sprintf($part_printf_changed ? $part_printf_changed : $part_printf, $invisibility, $slug, $m, Sanitize\decode($title), $part_content) . "\n";
$my_chapters = '';
foreach ($part['chapters'] as $chapter) {
if (!$chapter['export']) {
continue;
}
// Skip
$chapter_printf_changed = '';
$id = $chapter['ID'];
$subclass = \PressBooks\Taxonomy\chapter_type($id);
$slug = $chapter['post_name'];
$title = get_post_meta($id, 'pb_show_title', true) ? $chapter['post_title'] : '<span class="display-none">' . $chapter['post_title'] . '</span>';
// Preserve auto-indexing in Prince using hidden span
$content = $chapter['post_content'];
$short_title = trim(get_post_meta($id, 'pb_short_title', true));
$subtitle = trim(get_post_meta($id, 'pb_subtitle', true));
$author = trim(get_post_meta($id, 'pb_section_author', true));
$sections = \PressBooks\Book::getSubsections($id);
if ($sections) {
$content = \PressBooks\Book::tagSubsections($content);
}
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>' . $content;
}
// Inject introduction class?
if (!$this->hasIntroduction) {
$chapter_printf_changed = str_replace('<div class="chapter %s" id=', '<div class="chapter introduction %s" id=', $chapter_printf);
$this->hasIntroduction = true;
}
$n = $subclass == 'numberless' ? '' : $j;
$my_chapters .= sprintf($chapter_printf_changed ? $chapter_printf_changed : $chapter_printf, $subclass, $slug, $n, Sanitize\decode($title), $content, $this->doEndnotes($id)) . "\n";
if ($subclass !== 'numberless') {
++$j;
}
}
// Echo with parts?
if ($invisibility !== 'invisible') {
// visible
if (count($book_contents['part']) == 1) {
// only part
if ($part_content) {
// has content
echo $my_part;
// show
if ($my_chapters) {
echo $my_chapters;
}
} else {
// no content
if ($my_chapters) {
echo $my_chapters;
}
}
} elseif (count($book_contents['part']) > 1) {
// multiple parts
if ($my_chapters) {
// has chapter
echo $my_part . $my_chapters;
// show
} else {
// no chapter
if ($part_content) {
// has content
echo $my_part;
}
// show
}
}
++$i;
} elseif ($invisibility == 'invisible') {
// invisible
if ($my_chapters) {
echo $my_chapters;
}
}
}
}
/**
* Uses $this->manifest to generate itself.
*
* @param array $book_contents
* @param array $metadata
*/
protected function createToc($book_contents, $metadata)
{
$vars = array('post_title' => '', 'stylesheet' => $this->stylesheet, 'post_content' => '', 'isbn' => @$metadata['pb_ebook_isbn']);
$options = get_option('pressbooks_theme_options_global');
// Start by inserting self into correct manifest position
$array_pos = $this->positionOfToc();
$file_id = 'table-of-contents';
$filename = "{$file_id}.{$this->filext}";
$vars['post_title'] = __('Table Of Contents', 'pressbooks');
$this->manifest = array_slice($this->manifest, 0, $array_pos + 1, true) + array($file_id => array('ID' => -1, 'post_title' => $vars['post_title'], 'filename' => $filename)) + array_slice($this->manifest, $array_pos + 1, count($this->manifest) - 1, true);
// HTML
$li_count = 0;
$i = 1;
$html = '<div id="toc"><h1>' . __('Contents', 'pressbooks') . '</h1><ul>';
foreach ($this->manifest as $k => $v) {
// We only care about front-matter, part, chapter, back-matter
// Skip the rest
$subtitle = '';
$author = '';
$license = '';
$title = Sanitize\strip_br($v['post_title']);
if (preg_match('/^front-matter-/', $k)) {
$class = 'front-matter ';
$class .= \PressBooks\Taxonomy\front_matter_type($v['ID']);
$subtitle = trim(get_post_meta($v['ID'], 'pb_subtitle', true));
$author = trim(get_post_meta($v['ID'], 'pb_section_author', true));
$license = $options['copyright_license'] ? get_post_meta($v['ID'], 'pb_section_license', true) : '';
} elseif (preg_match('/^part-/', $k)) {
$class = 'part';
if (get_post_meta($v['ID'], 'pb_part_invisible', true) == 'on') {
$class .= ' display-none';
}
} elseif (preg_match('/^chapter-/', $k)) {
$class = 'chapter';
$class .= \PressBooks\Taxonomy\chapter_type($v['ID']);
$subtitle = trim(get_post_meta($v['ID'], 'pb_subtitle', true));
$author = trim(get_post_meta($v['ID'], 'pb_section_author', true));
$license = $options['copyright_license'] ? get_post_meta($v['ID'], 'pb_section_license', true) : '';
if ($this->numbered && \PressBooks\Taxonomy\chapter_type($v['ID']) !== 'numberless') {
$title = " {$i}. " . $title;
}
if (\PressBooks\Taxonomy\chapter_type($v['ID']) !== 'numberless') {
++$i;
}
} elseif (preg_match('/^back-matter-/', $k)) {
$class = 'back-matter ';
$class .= \PressBooks\Taxonomy\back_matter_type($v['ID']);
$subtitle = trim(get_post_meta($v['ID'], 'pb_subtitle', true));
$author = trim(get_post_meta($v['ID'], 'pb_section_author', true));
$license = $options['copyright_license'] ? get_post_meta($v['ID'], 'pb_section_license', true) : '';
} else {
continue;
}
$html .= sprintf('<li class="%s"><a href="%s"><span class="toc-chapter-title">%s</span>', $class, $v['filename'], Sanitize\decode($title));
if ($subtitle) {
$html .= ' <span class="chapter-subtitle">' . Sanitize\decode($subtitle) . '</span>';
}
if ($author) {
$html .= ' <span class="chapter-author">' . Sanitize\decode($author) . '</span>';
}
if ($license) {
$html .= ' <span class="chapter-license">' . $license . '</span> ';
}
$html .= "</a>";
if (\PressBooks\Export\Export::shouldParseSections() == true) {
$sections = \PressBooks\Book::getSubsections($v['ID']);
if ($sections) {
$s = 1;
$html .= '<ul class="sections">';
foreach ($sections as $section) {
$html .= '<li class="section"><a href="' . $v['filename'] . '#section-' . $s . '"><span class="toc-subsection-title">' . Sanitize\decode($section) . '</span></a></li>';
++$s;
}
$html .= '</ul>';
}
}
$html .= "</li>\n";
++$li_count;
}
if (0 == $li_count) {
$html .= '<li></li>';
}
$html .= "</ul></div>\n";
// Create file
$vars['post_content'] = $html;
file_put_contents($this->tmpDir . "/OEBPS/{$filename}", $this->loadTemplate($this->dir . '/templates/xhtml.php', $vars));
}
/**
* Get chapter, front or back matter type
*
* @param $post
*
* @return string
*/
function pb_get_section_type($post)
{
$type = $post->post_type;
switch ($type) {
case 'chapter':
$type = \PressBooks\Taxonomy\chapter_type($post->ID);
break;
case 'front-matter':
$type = \PressBooks\Taxonomy\front_matter_type($post->ID);
break;
case 'back-matter':
$type = \PressBooks\Taxonomy\back_matter_type($post->ID);
break;
}
return $type;
}
