name : links-permalinks.php <?php /** * Links model base class when using pretty permalinks * * @since 1.6 */ abstract class PLL_Links_Permalinks extends PLL_Links_Model { public $using_permalinks = true; protected $index = 'index.php'; // Need this before $wp_rewrite is created, also hardcoded in wp-includes/rewrite.php protected $root, $use_trailing_slashes; protected $always_rewrite = array( 'date', 'root', 'comments', 'search', 'author' ); /** * Constructor * * @since 1.8 * * @param object $model PLL_Model instance */ public function __construct( &$model ) { parent::__construct( $model ); // Inspired by wp-includes/rewrite.php $permalink_structure = get_option( 'permalink_structure' ); $this->root = preg_match( '#^/*' . $this->index . '#', $permalink_structure ) ? $this->index . '/' : ''; $this->use_trailing_slashes = ( '/' == substr( $permalink_structure, -1, 1 ) ); } /** * Returns the link to the first page when using pretty permalinks * * @since 1.2 * * @param string $url url to modify * @return string modified url */ public function remove_paged_from_link( $url ) { /** * Filter an url after the paged part has been removed * * @since 2.0.6 * * @param string $modified_url The link to the first page * @param string $original_url The link to the original paged page */ return apply_filters( 'pll_remove_paged_from_link', preg_replace( '#\/page\/[0-9]+\/?#', $this->use_trailing_slashes ? '/' : '', $url ), $url ); } /** * Returns the link to the paged page when using pretty permalinks * * @since 1.5 * * @param string $url url to modify * @param int $page * @return string modified url */ public function add_paged_to_link( $url, $page ) { /** * Filter an url after the paged part has been added * * @since 2.0.6 * * @param string $modified_url The link to the paged page * @param string $original_url The link to the original first page * @param int $page The page number */ return apply_filters( 'pll_add_paged_to_link', user_trailingslashit( trailingslashit( $url ) . 'page/' . $page, 'paged' ), $url, $page ); } /** * Returns the home url * * @since 1.3.1 * * @param object $lang PLL_Language object * @return string */ public function home_url( $lang ) { return trailingslashit( parent::home_url( $lang ) ); } /** * Returns the static front page url * * @since 1.8 * * @param object $lang * @return string */ public function front_page_url( $lang ) { if ( $this->options['hide_default'] && $lang->slug == $this->options['default_lang'] ) { return trailingslashit( $this->home ); } $url = home_url( $this->root . get_page_uri( $lang->page_on_front ) ); $url = $this->use_trailing_slashes ? trailingslashit( $url ) : untrailingslashit( $url ); return $this->options['force_lang'] ? $this->add_language_to_link( $url, $lang ) : $url; } /** * Prepares rewrite rules filters * * @since 1.6 */ public function get_rewrite_rules_filters() { // Make sure we have the right post types and taxonomies $types = array_values( array_merge( $this->model->get_translated_post_types(), $this->model->get_translated_taxonomies(), $this->model->get_filtered_taxonomies() ) ); $types = array_merge( $this->always_rewrite, $types ); /** * Filter the list of rewrite rules filters to be used by Polylang * * @since 0.8.1 * * @param array $types the list of filters (without '_rewrite_rules' at the end) */ return apply_filters( 'pll_rewrite_rules', $types ); } }