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Introduce 'category_css_classes' filter.

Browse Source 
Paralleling the 'page_css_classes' filter, this allows developers to modify
the list of CSS classes used when creating category list markup via
`Walker_Category`.

Props sivel.
Fixes #16497.

git-svn-id: https://develop.svn.wordpress.org/trunk@31027 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Boone Gorges 2015-01-03 02:30:14 +00:00
parent 3da394f499
commit 8d990ce6f8
1 changed files with 24 additions and 4 deletions
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28
src/wp-includes/category-template.php
View File

@ -1053,16 +1053,36 @@ class Walker_Category extends Walker {
}
if ( 'list' == $args['style'] ) {
$output .= "\t<li";
$class = 'cat-item cat-item-' . $category->term_id;
$css_classes = array(
'cat-item',
'cat-item-' . $category->term_id,
);
if ( ! empty( $args['current_category'] ) ) {
$_current_category = get_term( $args['current_category'], $category->taxonomy );
if ( $category->term_id == $args['current_category'] ) {
$class .= ' current-cat';
$css_classes[] = 'current-cat';
} elseif ( $category->term_id == $_current_category->parent ) {
$class .= ' current-cat-parent';
$css_classes[] = 'current-cat-parent';
}
}
$output .= ' class="' . $class . '"';
/**
* Filter the list of CSS classes to include with each category in the list.
*
* @since 4.2.0
*
* @see wp_list_categories()
*
* @param array $css_classes An array of CSS classes to be applied
* to each list item.
* @param object $category Category data object.
* @param int $depth Depth of page, used for padding.
* @param array $args An array of arguments.
*/
$css_classes = implode( ' ', apply_filters( 'category_css_class', $css_classes, $category, $depth, $args ) );
$output .= ' class="' . $css_classes . '"';
$output .= ">$link\n";
} else {
$output .= "\t$link<br />\n";