Ticket #25455: add-wp_breadcrumbs-2.patch

post-template.php

@@ -1807 +1807 @@
         echo $rows;
         echo "</ul>";
 }
+
+/**
+ * Outputs breadcrumb navigation with user arguments for post type and other parameters
+ */
+
+function wp_breadcrumbs( $args = '' ) {
+        $defaults = array(
+                'post_type'      => 'post', 
+                'home_label'     => __( 'Home' ),
+                'item_sep'       => ' &#8250; ',
+                'cat_sep'        => ' &#124; ',
+                'show_title'     => true,
+                'start_wrap'     => '',
+                'end_wrap'       => '',
+                'echo'           => true,
+                );
+
+        $params = wp_parse_args ( $args, $defaults );
+
+        $args = apply_filters( 'wp_breadcrumb_args', $params );
+
+        // get args and values
+        global $post;
+        $home_url = home_url( '/' );
+
+        if ( $args['show_title'] ) {
+                $post_title = get_the_title();
+        } else {
+                $post_title = null;
+        }
+
+        $cat_list = get_the_category_list();
+        if ( ! empty ( $cat_list) ) {
+                $post_category = get_the_category_list( $args['cat_sep'] ) . $args['item_sep'];
+        } else {
+                $post_category = null;
+        }
+
+        if ( $args['show_title'] == true ) {
+                $post_title = '<span itemprop="title">' . get_the_title() . '</span>';
+        } else {
+                $post_title = null;
+        }
+
+        if ( $args['echo'] ) {
+                $print = true;
+        } else {
+                $print = false;
+        }
+
+        // output for posts
+        if ( 'post' == $args['post_type'] ) {
+        $output = $args['start_wrap'] . '<div itemscope itemtype="http://data-vocabulary.org/Breadcrumb"><a href=" ' . $home_url . '" itemprop="url">' . $args['home_label'] . '</a> ' . $args['item_sep'] . $post_category  . $post_title . '</div>' . $args['end_wrap'];
+                if ( $print ) {
+                        echo $output;
+                } else {
+                        return $output;
+                }
+        }
+
+        // output for pages
+        elseif ( 'page' == $args['post_type'] ) {
+                if ( $post->post_parent ) {
+                        $parent_title = get_the_title ($post->post_parent);
+                        $parent_link = get_the_permalink ($post->post_parent);
+                        $parent_output = '<a href="' . $parent_link . '">' . $parent_title . '</a>' . $args['item_sep'];
+                } else {
+                        $parent_output = null;
+                }
+
+                $output = $args['start_wrap'] . '<div itemscope itemtype="http://data-vocabulary.org/Breadcrumb">
+                <a href=" ' . $home_url . '" itemprop="url">' . $args['home_label'] . '</a>' . $args['item_sep'] . $parent_output . $post_title . '</div>' . $args['end_wrap'];
+                if ( $print ) {
+                        echo $output;
+                } else {
+                        return $output;
+                }
+        } else {
+
+                // output for passed custom post types
+                if ( post_type_exists ( $args['post_type'] ) ) {
+
+                        if ( get_post_type_archive_link( $args['post_type'] ) ) {
+                                $post_type_name = ucwords ( $args['post_type'] );
+                                $archive_url = get_post_type_archive_link( $args['post_type'] );
+                                $post_type_archive_link = '<a href="' . $archive_url . '">' . $post_type_name . '</a>' . $args['item_sep'];
+                        } else {
+                                $post_type_archive_link = null;
+                        }
+
+                        $output = $args['start_wrap'] . '<div itemscope itemtype="http://data-vocabulary.org/Breadcrumb">
+                        <a href=" ' . $home_url . '" itemprop="url">' . $args['home_label'] . '</a>' . $args['item_sep'] . $post_type_archive_link . $post_title . '</div>' . $args['end_wrap'];
+                                if ( $print ) {
+                                        echo $output;
+                                } else {
+                        return $output;
+                        }
+
+                } else {
+                        // nothing if post type is invalid
+                        return;
+                }
+        }
+
+}