<?php
/**
* Theme Breadcrumbs
*
* @package      Digital Store
* @subpackage   Breadcrumbs
* @author       Easy Digital Downloads - http://easydigitaldownloads.com
* @copyright    Copyright (c) 2012, Easy Digital Downloads
* @link         http://www.easydigitaldownloads.com.com
* @license      http://opensource.org/licenses/gpl-2.0.php GNU Public License
* @since        1.0
*/


/**
* Breadcrumbs
*
* Echoes the current breadcrumbs. Supports EDD built in taxs.
*
* @return   string
* @access   private
* @since    1.0
*/

if ( ! function_exists( 'nt_landium_breadcrubms' ) ) {
    function nt_landium_breadcrubms() {
        global $wp_query, $post, $paged;

        $space      = ' ';
        $on_front   = get_option( 'show_on_front' );
        $blog_page  = get_option( 'page_for_posts' );
        $separator  = $space . '<span class="bredcrumb-separator">' . apply_filters( 'nt_landium_breadcrumb_separator',
        '' ) . '</span>' . $space;
        $link       = apply_filters( 'nt_landium_breadcrumb_link', '<a href="%1$s" title="%2$s" rel="bookmark" class="breadcrumb-item">%2$s</a>' );
        $current    = apply_filters( 'nt_landium_breadcrumb_current', '<span class="breadcrumb-current">%s</span>' );

        if ( ( $on_front == 'page' && is_front_page() ) || ( $on_front == 'posts' && is_home() ) ) {
            return;
        }

        $out = '';

        if ( $on_front == "page" && is_home() ) {
            $blog_title = isset( $blog_page ) ? get_the_title( $blog_page ) : esc_html__( 'Our Blog', 'nt-landium' );
            $out .= sprintf( $link, home_url(), esc_html__( 'Home', 'nt-landium' ) ) . $separator . sprintf( $current, $blog_title );
        } else {
            $out .= sprintf( $link, home_url(), esc_html__( 'Home', 'nt-landium' ) );
        }

        if ( is_singular() ) {

            if ( is_singular( 'post' ) && $blog_page > 0 ) {
                $out .= $separator . sprintf( $link, get_permalink( $blog_page ), esc_attr( get_the_title( $blog_page ) ) );
            }

            if ( $post->post_parent > 0 ) {
                if ( isset( $post->ancestors ) ) {
                    if ( is_array( $post->ancestors ) )
                    $ancestors = array_values( $post->ancestors );
                    else
                    $ancestors = array( $post->ancestors );
                } else {
                    $ancestors = array( $post->post_parent );
                }
                foreach ( array_reverse( $ancestors ) as $key => $value ) {
                    $out .= $separator . sprintf( $link, get_permalink( $value ), esc_attr( get_the_title( $value ) ) );
                }
            }

            $post_type = get_post_type();
            if ( get_post_type_archive_link( $post_type ) ) {
                $post_type_obj = get_post_type_object( $post_type );
                $out .= $separator . sprintf( $link, get_post_type_archive_link( $post_type ), esc_attr( $post_type_obj->labels->menu_name ) );
            }

            $out .= $separator . sprintf( $current, get_the_title() );

        } else {
            if ( is_post_type_archive() ) {
                $post_type = get_post_type();
                $post_type_obj = get_post_type_object( $post_type );
                $out .= $separator . sprintf( $current, $post_type_obj->labels->menu_name );
            } else if ( is_tax() ) {
                if ( is_tax( 'download_tag' ) || is_tax( 'download_category' ) ) {
                    $post_type = get_post_type();
                    $post_type_obj = get_post_type_object( $post_type );
                    $out .= $separator . sprintf( $link, get_post_type_archive_link( $post_type ), esc_attr( $post_type_obj->labels->menu_name ) );
                }
                $out .= $separator . sprintf( $current, $wp_query->queried_object->name );
            } else if ( is_category() ) {
                $out .= $separator . esc_html__( 'Category: ', 'nt-landium' ) . sprintf( $current, $wp_query->queried_object->name );
            } else if ( is_tag() ) {
                $out .= $separator . esc_html__( 'Tag: ', 'nt-landium' ) . sprintf( $current, $wp_query->queried_object->name );
            } else if ( is_date() ) {
                $out .= $separator;
                if ( is_day() ) {
                    global $wp_locale;
                    $out .= sprintf( $link, get_month_link( get_query_var( 'year' ), get_query_var( 'monthnum' ) ), $wp_locale->get_month( get_query_var( 'monthnum' ) ).' '.get_query_var( 'year' ) );
                    $out .= $separator . sprintf( $current, get_the_date() );
                } else if ( is_month() ) {
                    $out .= sprintf( $current, single_month_title( ' ', false ) );
                } else if ( is_year() ) {
                    $out .= sprintf( $current, get_query_var( 'year' ) );
                }
            } else if ( is_404() ) {
                $out .= $separator . sprintf( $current, esc_html__( 'Error 404', 'nt-landium' ) );
            } else if ( is_search() ) {
                $out .= $separator . sprintf( $current, esc_html__( 'Search', 'nt-landium' ) );
            }

        }
        
        $out .= '';
        echo apply_filters( 'nt_landium_breadcrumbs_out', $out );
    }
}
add_action( 'nt_landium_before_template_header', 'nt_landium_breadcrubms' );