function _wpsc_filter_rewrite_controller_slugs($rules)
{
$slugs = wpsc_get_page_slugs();
$new_rules = array();
foreach ($slugs as $page_name => $slug) {
$controller_name = sanitize_title_with_dashes($page_name);
$new_rules["({$slug})(/.+?)?/?\$"] = 'index.php?wpsc_controller=' . $controller_name . '&wpsc_controller_args=$matches[2]';
}
$rules = array_merge($new_rules, $rules);
return $rules;
}
function _wpsc_get_page_url($page, $slug = '')
{
require_once ABSPATH . '/wp-admin/includes/misc.php';
$slugs = wpsc_get_page_slugs();
if (!get_option('permalink_structure')) {
$uri = add_query_arg('wpsc_page', $page, home_url('/'));
if ($slug) {
$uri = add_query_arg('wpsc_callback', $slug, $uri);
}
return $uri;
}
global $wp_rewrite;
$prefix = $wp_rewrite->root;
$uri = $prefix . $slugs[$page];
if ($slug) {
$uri = trailingslashit($uri) . ltrim($slug, '/');
}
return user_trailingslashit(home_url($uri));
}
/**
* Initialize $wp_query flags for WPEC controllers.
*
* @since 0.1
* @access private
*
* @param string $controller Controller name
*/
private function init_query_flags($controller)
{
global $wp_query;
// initialize all controller conditional flags to false
$props = array_keys(wpsc_get_page_slugs());
foreach ($props as $name) {
$prop = 'wpsc_is_' . str_replace('-', '_', $name);
$wp_query->{$prop} = false;
}
$wp_query->wpsc_is_controller = false;
if (empty($controller)) {
return;
}
// is_404 is always set to false for our pseudo-pages (cart, checkout,
// account, login etc.)
$wp_query->is_404 = false;
// front page flags
if (!$this->is_store_front_page()) {
$wp_query->is_home = false;
$wp_query->wpsc_is_store_front_page = false;
}
// flip the flag corresponding to this controller
$wp_query->wpsc_is_controller = true;
$prop = 'wpsc_is_' . str_replace('-', '_', $controller);
$wp_query->{$prop} = true;
}