root/tags/1.3/wp-includes/bookmark-template.php

<?php

function _walk_bookmarks($bookmarks, $args = '' ) {
    $defaults = array(
        'show_updated' => 0, 'show_description' => 0,
        'show_images' => 1, 'before' => '<li>',
        'after' => '</li>', 'between' => "\n"
    );

    $r = wp_parse_args( $args, $defaults );
    extract( $r, EXTR_SKIP );

    foreach ( (array) $bookmarks as $bookmark ) {
        if ( !isset($bookmark->recently_updated) )
            $bookmark->recently_updated = false;
        $output .= $before;
        if ( $show_updated && $bookmark->recently_updated )
            $output .= get_option('links_recently_updated_prepend');

        $the_link = '#';
        if ( !empty($bookmark->link_url) )
            $the_link = clean_url($bookmark->link_url);

        $rel = $bookmark->link_rel;
        if ( '' != $rel )
            $rel = ' rel="' . $rel . '"';

        $desc = attribute_escape(sanitize_bookmark_field('link_description', $bookmark->link_description, $bookmark->link_id, 'display'));
        $name = attribute_escape(sanitize_bookmark_field('link_name', $bookmark->link_name, $bookmark->link_id, 'display'));
         $title = $desc;

        if ( $show_updated )
            if ( '00' != substr($bookmark->link_updated_f, 0, 2) ) {
                $title .= ' ';
                $title .= sprintf(__('Last updated: %s'), date(get_option('links_updated_date_format'), $bookmark->link_updated_f + (get_option('gmt_offset') * 3600)));
                $title .= ')';
            }

        if ( '' != $title )
            $title = ' title="' . $title . '"';

        $alt = ' alt="' . $name . '"';

        $target = $bookmark->link_target;
        if ( '' != $target )
            $target = ' target="' . $target . '"';

        $output .= '<a href="' . $the_link . '"' . $rel . $title . $target. '>';

        if ( $bookmark->link_image != null && $show_images ) {
            if ( strpos($bookmark->link_image, 'http') !== false )
                $output .= "<img src=\"$bookmark->link_image\" $alt $title />";
            else // If it's a relative path
                $output .= "<img src=\"" . get_option('siteurl') . "$bookmark->link_image\" $alt $title />";
        } else {
            $output .= $name;
        }

        $output .= '</a>';

        if ( $show_updated && $bookmark->recently_updated )
            $output .= get_option('links_recently_updated_append');

        if ( $show_description && '' != $desc )
            $output .= $between . $desc;

        if ($show_rating) {
            $output .= $between . get_linkrating($bookmark);
        }

        $output .= "$after\n";
    } // end while

    return $output;
}

function wp_list_bookmarks($args = '') {
    $defaults = array(
        'orderby' => 'name', 'order' => 'ASC',
        'limit' => -1, 'category' => '',
        'category_name' => '', 'hide_invisible' => 1,
        'show_updated' => 0, 'echo' => 1,
        'categorize' => 1, 'title_li' => __('Bookmarks'),
        'title_before' => '<h2>', 'title_after' => '</h2>',
        'category_orderby' => 'name', 'category_order' => 'ASC',
        'class' => 'linkcat', 'category_before' => '<li id="%id" class="%class">',
        'category_after' => '</li>'
    );

    $r = wp_parse_args( $args, $defaults );
    extract( $r, EXTR_SKIP );

    $output = '';

    if ( $categorize ) {
        //Split the bookmarks into ul's for each category
        $cats = get_terms('link_category', "category_name=$category_name&include=$category&orderby=$category_orderby&order=$category_order&hierarchical=0");

        foreach ( (array) $cats as $cat ) {
            $params = array_merge($r, array('category'=>$cat->term_id));
            $bookmarks = get_bookmarks($params);
            if ( empty($bookmarks) )
                continue;
            $output .= str_replace(array('%id', '%class'), array("linkcat-$cat->term_id", $class), $category_before);
            $catname = apply_filters( "link_category", $cat->name );
            $output .= "$title_before$catname$title_after\n\t<ul>\n";
            $output .= _walk_bookmarks($bookmarks, $r);
            $output .= "\n\t</ul>\n$category_after\n";
        }
    } else {
        //output one single list using title_li for the title
        $bookmarks = get_bookmarks($r);

        if ( !empty($bookmarks) ) {
            if ( !empty( $title_li ) ){
                $output .= str_replace(array('%id', '%class'), array("linkcat-$category", $class), $category_before);
                $output .= "$title_before$title_li$title_after\n\t<ul>\n";
                $output .= _walk_bookmarks($bookmarks, $r);
                $output .= "\n\t</ul>\n$category_after\n";
            } else {
                $output .= _walk_bookmarks($bookmarks, $r);
            }
        }
    }

    if ( !$echo )
        return $output;
    echo $output;
}

?>