/**
* Register theme directories, set a filter that hides themes under certain conditions
*/
function registerThemeDirectories()
{
// No trailing slash, otherwise we get a double slash bug
// @see \PressBooks\Metadata::fixDoubleSlashBug
register_theme_directory(PB_PLUGIN_DIR . 'themes-root');
register_theme_directory(PB_PLUGIN_DIR . 'themes-book');
if (is_admin()) {
if (Book::isBook()) {
add_filter('allowed_themes', array($this, 'allowedBookThemes'));
} else {
add_filter('allowed_themes', array($this, 'allowedRootThemes'));
}
}
}
/**
* Register theme directories, set a filter that hides themes under certain conditions
*/
function registerThemeDirectories()
{
// No trailing slash, otherwise we get a double slash bug
// @see \Pressbooks\Metadata::fixDoubleSlashBug
register_theme_directory(PB_PLUGIN_DIR . 'themes-root');
register_theme_directory(PB_PLUGIN_DIR . 'themes-book');
do_action('pressbooks_register_theme_directory');
// Check for local themes-root directory
if (realpath(WP_CONTENT_DIR . '/themes-root')) {
register_theme_directory(WP_CONTENT_DIR . '/themes-root');
}
if (is_admin()) {
if (Book::isBook()) {
add_filter('allowed_themes', array($this, 'allowedBookThemes'));
} elseif (!is_network_admin()) {
add_filter('allowed_themes', array($this, 'allowedRootThemes'));
}
}
}
/**
* Put a Part/Chapter/Front Matter/Back Matter in the trash
*
* @param int $pid
*
* @return bool
*/
static function deletePost($pid)
{
if (false == Book::isBook() || wp_is_post_revision($pid) || 'auto-draft' == get_post_status($pid)) {
return false;
}
/** @var $wpdb \wpdb */
global $wpdb;
// remove chapter/part/front matter
// decrement order of everything with a higher order, and if chapter, only within that part
$post_to_delete = get_post($pid);
$order = $post_to_delete->menu_order;
$type = $post_to_delete->post_type;
$parent = $post_to_delete->post_parent;
$query = "UPDATE {$wpdb->posts} SET menu_order = menu_order - 1 WHERE menu_order > {$order} AND post_type = '{$type}' ";
if ('chapter' == $type) {
$success = $wpdb->query($wpdb->prepare("UPDATE {$wpdb->posts} SET menu_order = menu_order - 1 WHERE menu_order > %d AND post_type = %s AND post_parent = %d ", $order, $type, $parent));
} else {
$success = $wpdb->query($wpdb->prepare("UPDATE {$wpdb->posts} SET menu_order = menu_order - 1 WHERE menu_order > %d AND post_type = %s ", $order, $type));
}
clean_post_cache($post_to_delete);
if ('part' == $type) {
// We're setting two things here - the new post_parent (to the first part)
// And the new menu order for the chapters that were in the part being deleted.
$new_parent_id = $wpdb->get_var($wpdb->prepare("SELECT ID FROM {$wpdb->posts} WHERE post_type = 'part' AND post_status = 'publish' AND NOT ID = %d ORDER BY menu_order LIMIT 1 ", $pid));
if ($new_parent_id) {
$existing_numposts = $wpdb->get_var($wpdb->prepare("SELECT COUNT(1) AS numposts FROM {$wpdb->posts} WHERE post_type = 'chapter' AND post_parent = %d ", $new_parent_id));
$success = $wpdb->query($wpdb->prepare("UPDATE {$wpdb->posts} SET post_parent = %d, menu_order = menu_order + %d WHERE post_parent = %d AND post_type = 'chapter' ", $new_parent_id, $existing_numposts, $pid));
} else {
$success = $wpdb->query($wpdb->prepare("UPDATE {$wpdb->posts} SET post_status = 'trash' WHERE post_parent = %d AND post_type = 'chapter' ", $pid));
}
wp_cache_flush();
}
static::deleteBookObjectCache();
return $success ? true : false;
}
