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Editor: fix incorrect block custom CSS output.

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Fixes output of block custom CSS when multiple rules require a descendant selector.

Props wildworks, mikachan.
Fixes #59499.


git-svn-id: https://develop.svn.wordpress.org/trunk@56812 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Isabel Brison 2023-10-10 03:41:38 +00:00
parent 33b32ebc4e
commit e3b7ab1897
1 changed files with 17 additions and 3 deletions
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20
src/wp-includes/class-wp-theme-json.php
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@ -1146,9 +1146,23 @@ class WP_Theme_JSON {
// Split CSS nested rules.
$parts = explode( '&', $css );
foreach ( $parts as $part ) {
$processed_css .= ( ! str_contains( $part, '{' ) )
? trim( $selector ) . '{' . trim( $part ) . '}' // If the part doesn't contain braces, it applies to the root level.
: trim( $selector . $part ); // Prepend the selector, which effectively replaces the "&" character.
$is_root_css = ( ! str_contains( $part, '{' ) );
if ( $is_root_css ) {
// If the part doesn't contain braces, it applies to the root level.
$processed_css .= trim( $selector ) . '{' . trim( $part ) . '}';
} else {
// If the part contains braces, it's a nested CSS rule.
$part = explode( '{', str_replace( '}', '', $part ) );
if ( count( $part ) !== 2 ) {
continue;
}
$nested_selector = $part[0];
$css_value = $part[1];
$part_selector = str_starts_with( $nested_selector, ' ' )
? static::scope_selector( $selector, $nested_selector )
: static::append_to_selector( $selector, $nested_selector );
$processed_css .= $part_selector . '{' . trim( $css_value ) . '}';
}
}
return $processed_css;
}