'', 'orderby' => 'name',
'order' => 'ASC', 'show_last_update' => 0,
'style' => 'list', 'show_count' => 0,
'hide_empty' => 1, 'use_desc_for_title' => 1,
'child_of' => 0, 'feed' => '', 'feed_type' => '',
'feed_image' => '', 'exclude' => '', 'exclude_tree' => '', 'current_category' => 0,
'hierarchical' => true, 'title_li' => __( 'Categories' ),
'echo' => 1, 'depth' => 0
);
$r = wp_parse_args( $args, $defaults );
if ( !isset( $r['pad_counts'] ) && $r['show_count'] && $r['hierarchical'] ) {
$r['pad_counts'] = true;
}
if ( isset( $r['show_date'] ) ) {
$r['include_last_update_time'] = $r['show_date'];
}
if ( true == $r['hierarchical'] ) {
$r['exclude_tree'] = $r['exclude'];
$r['exclude'] = '';
}
// disable the post count calculation temporarily since worpress only stores the overall post count.
$wpac_show_count = $r['show_count'];
$r['show_count'] = false;
extract( $r );
$categories = get_categories( $r );
// create the menu the same way as usual, with no author information injected
$output = '';
if ( $title_li && 'list' == $style )
$output = '' . $r['title_li'] . '';
if ( empty( $categories ) ) {
if ( 'list' == $style )
$output .= '- ' . __( "No categories" ) . '
';
else
$output .= __( "No categories" );
} else {
global $wp_query;
if( !empty( $show_option_all ) )
if ( 'list' == $style )
$output .= '- ' . $show_option_all . '
';
else
$output .= '' . $show_option_all . '';
if ( empty( $r['current_category'] ) && is_category() )
$r['current_category'] = $wp_query->get_queried_object_id();
if ( $hierarchical )
$depth = $r['depth'];
else
$depth = -1; // Flat.
$output .= walk_category_tree( $categories, $depth, $r );
}
if ( $title_li && 'list' == $style )
$output .= '
';
// parse through the created markup and update with author links and postcount
$output = wpac_cleanRawMenu($output);
$output = wpac_updateLinks($output);
if( $wpac_show_count ) {
$output = wpac_addPostCount($output);
}
// finally output the autho's menu
if ( $echo )
echo $output;
else
return $output;
}
/**
* This is a precaution to make the parsing smoother
*/
function wpac_cleanRawMenu( $output ){
// clean the break-lines before the category item ends so we can make a regular expression later on
$output = str_replace("\n", "", $output);
return $output;
}
/**
* Update the menu with author links.
*/
function wpac_updateLinks( $output ){
global $author, $wp_rewrite;
/**
// check if we need to add SEO friendly URLs - disabled for this version
$permalink = $wp_rewrite->permalink_structure;
if( empty( $permalink ) ){
$author_path = "&author=$author";
} else if( substr($permalink, -1) == "/" ) {
$author_path = "author/$author";
}else {
$author_path = "/author/$author";
}
*/
$author_path = "&author=$author";
// write the regular expression to find all links in our menu
$regexp = "(([a-zA-Z]+://)([a-zA-Z0-9?&%.;:/=+_-]*))";
$output = preg_replace("#$regexp#i", "$1$author_path", $output);
return $output;
}
/**
* Add the post count for each category.
*/
function wpac_addPostCount( $output ){
// write the regular expression to find the id for every category based on it's class name "cat-item-?"
$regexp = "(.*)";
$output = preg_replace_callback("#$regexp#i", "wpac_findPostCount", $output);
return $output;
}
/**
* Find the post count for each category.
*/
function wpac_findPostCount( $x ){
global $wpdb, $author;
$category = $x[2];
// find the author's post count in the category
$sql = "SELECT COUNT(*) FROM $wpdb->term_relationships AS t INNER JOIN $wpdb->posts as tt ON t.object_id=tt.ID WHERE t.term_taxonomy_id=$category AND tt.post_author=$author AND tt.post_type='post'";
$post_count = $wpdb->get_var($sql);
if( $post_count > 0 ){
// re-create the link we processed earlier
$link = "$x[4] (" . $post_count . ")";
} else {
// don't display empty categories
$link = "";
}
return $link;
}
?>