comicpress-core/classes/ComicPressNavigation.inc

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<?php
require_once('ComicPressStoryline.inc');
require_once('ComicPressDBInterface.inc');
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class ComicPressNavigation {
function init($storyline) {
$this->_storyline = $storyline;
$this->_dbi = ComicPressDBInterface::get_instance();
}
function get_post_nav($post) {
$nav = array();
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// global previous/next
foreach (array('previous', 'next') as $field) {
$nav[$field] = $this->_dbi->{"get_${field}_comic"}(null, $post);
}
// global first/last
if ($root_category = $this->_storyline->root_category) {
foreach (array('first', 'last') as $field) {
$nav[$field] = $this->_dbi->{"get_${field}_comic"}($root_category);
}
}
if ($category = $this->_storyline->get_valid_post_category($post->ID)) {
// storyline previous/next
foreach (array('previous', 'next') as $field) {
$nav["storyline-${field}"] = $this->_dbi->{"get_${field}_comic"}($category, $post);
}
// adjacent storyline nodes
if (is_array($valid = $this->_storyline->valid($category))) {
foreach ($valid as $field) {
$nav["storyline-chapter-${field}"] = $this->_dbi->get_first_comic($this->_storyline->{$field}($category));
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}
}
}
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return $nav;
}
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}
?>