Defined (1)

The class is defined in the following location(s).

/include/links-permalinks.php  

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 harcoded 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 $orginal_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 $orginal_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 ); 
    } 
}