Customize: Ensure multiple CSS classes are passed to nav_menu_link_attributes as an array

When multiple CSS classes are added to a menu item, the nav_menu_link_attributes
filter should be called with $item->classes set to an array of CSS class names.

When previewing in the Customizer, however, a single string was being passed to
$item->classes because WP_Customize_Nav_Menu_Item_Setting::preview() bypasses
wp_update_nav_menu_item() and instead uses filter_wp_get_nav_menu_items().

The fix is to make filter_wp_get_nav_menu_items() match what
wp_update_nav_menu_item() does and split the string into an array.

Fixes #43113.
Props dlh.


git-svn-id: https://develop.svn.wordpress.org/trunk@49624 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Robert Anderson
2020-11-17 04:29:02 +00:00
parent 3b2097317e
commit ac71fffac0
2 changed files with 7 additions and 1 deletions

View File

@@ -605,6 +605,11 @@ class WP_Customize_Nav_Menu_Item_Setting extends WP_Customize_Setting {
$item->post_title = $item->title;
}
// 'classes' should be an array, as in wp_setup_nav_menu_item().
if ( isset( $item->classes ) && is_scalar( $item->classes ) ) {
$item->classes = explode( ' ', $item->classes );
}
$item->ID = $this->post_id;
$item->db_id = $this->post_id;
$post = new WP_Post( (object) $item );

View File

@@ -906,7 +906,7 @@ class Test_WP_Customize_Nav_Menu_Item_Setting extends WP_UnitTestCase {
'target' => '',
'attr_title' => '">att \o/ o\'o empted <b>baddie</b>',
'description' => 'Attempted \o/ o\'o <b>markup</b>',
'classes' => '',
'classes' => 'class-1 class-2',
'xfn' => '',
'status' => 'publish',
'original_title' => '',
@@ -940,6 +940,7 @@ class Test_WP_Customize_Nav_Menu_Item_Setting extends WP_UnitTestCase {
$expected = apply_filters( 'nav_menu_attr_title', wp_unslash( apply_filters( 'excerpt_save_pre', wp_slash( $post_value['attr_title'] ) ) ) );
$this->assertSame( $expected, $nav_menu_item->attr_title );
$this->assertSame( 'Attempted \o/ o&#8217;o markup', $nav_menu_item->description );
$this->assertSame( array( 'class-1', 'class-2' ), $nav_menu_item->classes );
}
/**