-
- return call_user_func_array(array( &$walker, 'walk' ), $args );
-}
-
-/**
- * Create HTML list of categories.
- *
- * @package WordPress
- * @since 2.1.0
- * @uses Walker
- */
-class Walker_Category extends Walker {
- /**
- * @see Walker::$tree_type
- * @since 2.1.0
- * @var string
- */
- var $tree_type = 'category';
-
- /**
- * @see Walker::$db_fields
- * @since 2.1.0
- * @todo Decouple this
- * @var array
- */
- var $db_fields = array ('parent' => 'parent', 'id' => 'term_id');
-
- /**
- * @see Walker::start_lvl()
- * @since 2.1.0
- *
- * @param string $output Passed by reference. Used to append additional content.
- * @param int $depth Depth of category. Used for tab indentation.
- * @param array $args Will only append content if style argument value is 'list'.
- */
- function start_lvl(&$output, $depth, $args) {
- if ( 'list' != $args['style'] )
- return;
-
- $indent = str_repeat("\t", $depth);
- $output .= "$indent<ul class='children'>\n";
- }
-
- /**
- * @see Walker::end_lvl()
- * @since 2.1.0
- *
- * @param string $output Passed by reference. Used to append additional content.
- * @param int $depth Depth of category. Used for tab indentation.
- * @param array $args Will only append content if style argument value is 'list'.
- */
- function end_lvl(&$output, $depth, $args) {
- if ( 'list' != $args['style'] )
- return;
-
- $indent = str_repeat("\t", $depth);
- $output .= "$indent</ul>\n";
- }
-
- /**
- * @see Walker::start_el()
- * @since 2.1.0
- *
- * @param string $output Passed by reference. Used to append additional content.
- * @param object $category Category data object.
- * @param int $depth Depth of category in reference to parents.
- * @param array $args
- */
- function start_el(&$output, $category, $depth, $args) {
- extract($args);
-
- $cat_name = esc_attr( $category->name );
- $cat_name = apply_filters( 'list_cats', $cat_name, $category );
- $link = '<a href="' . esc_attr( get_term_link($category) ) . '" ';
- if ( $use_desc_for_title == 0 || empty($category->description) )
- $link .= 'title="' . esc_attr( sprintf(__( 'View all posts filed under %s' ), $cat_name) ) . '"';
- else
- $link .= 'title="' . esc_attr( strip_tags( apply_filters( 'category_description', $category->description, $category ) ) ) . '"';
- $link .= '>';
- $link .= $cat_name . '</a>';
-
- if ( !empty($feed_image) || !empty($feed) ) {
- $link .= ' ';
-
- if ( empty($feed_image) )
- $link .= '(';
-
- $link .= '<a href="' . get_term_feed_link( $category->term_id, $category->taxonomy, $feed_type ) . '"';
-
- if ( empty($feed) ) {
- $alt = ' alt="' . sprintf(__( 'Feed for all posts filed under %s' ), $cat_name ) . '"';
- } else {
- $title = ' title="' . $feed . '"';
- $alt = ' alt="' . $feed . '"';
- $name = $feed;
- $link .= $title;
- }
-
- $link .= '>';
-
- if ( empty($feed_image) )
- $link .= $name;
- else
- $link .= "<img src='$feed_image'$alt$title" . ' />';
-
- $link .= '</a>';
-
- if ( empty($feed_image) )
- $link .= ')';
- }
-
- if ( !empty($show_count) )
- $link .= ' (' . intval($category->count) . ')';
-
- if ( !empty($show_date) )
- $link .= ' ' . gmdate('Y-m-d', $category->last_update_timestamp);
-
- if ( 'list' == $args['style'] ) {
- $output .= "\t<li";
- $class = 'cat-item cat-item-' . $category->term_id;
- if ( !empty($current_category) ) {
- $_current_category = get_term( $current_category, $category->taxonomy );
- if ( $category->term_id == $current_category )
- $class .= ' current-cat';
- elseif ( $category->term_id == $_current_category->parent )
- $class .= ' current-cat-parent';
- }
- $output .= ' class="' . $class . '"';
- $output .= ">$link\n";
- } else {
- $output .= "\t$link<br />\n";
- }
- }
-
- /**
- * @see Walker::end_el()
- * @since 2.1.0
- *
- * @param string $output Passed by reference. Used to append additional content.
- * @param object $page Not used.
- * @param int $depth Depth of category. Not used.
- * @param array $args Only uses 'list' for whether should append to output.
- */
- function end_el(&$output, $page, $depth, $args) {
- if ( 'list' != $args['style'] )
- return;
-
- $output .= "</li>\n";
- }
-
-}
-
-/**
- * Create HTML dropdown list of Categories.
- *
- * @package WordPress
- * @since 2.1.0
- * @uses Walker
- */
-class Walker_CategoryDropdown extends Walker {
- /**
- * @see Walker::$tree_type
- * @since 2.1.0
- * @var string
- */
- var $tree_type = 'category';
-
- /**
- * @see Walker::$db_fields
- * @since 2.1.0
- * @todo Decouple this
- * @var array
- */
- var $db_fields = array ('parent' => 'parent', 'id' => 'term_id');
-
- /**
- * @see Walker::start_el()
- * @since 2.1.0
- *
- * @param string $output Passed by reference. Used to append additional content.
- * @param object $category Category data object.
- * @param int $depth Depth of category. Used for padding.
- * @param array $args Uses 'selected', 'show_count', and 'show_last_update' keys, if they exist.
- */
- function start_el(&$output, $category, $depth, $args) {
- $pad = str_repeat(' ', $depth * 3);
-
- $cat_name = apply_filters('list_cats', $category->name, $category);
- $output .= "\t<option class=\"level-$depth\" value=\"".$category->term_id."\"";
- if ( $category->term_id == $args['selected'] )
- $output .= ' selected="selected"';
- $output .= '>';
- $output .= $pad.$cat_name;
- if ( $args['show_count'] )
- $output .= ' ('. $category->count .')';
- if ( $args['show_last_update'] ) {
- $format = 'Y-m-d';
- $output .= ' ' . gmdate($format, $category->last_update_timestamp);
- }
- $output .= "</option>\n";