ebab-case.
$font_face = static::to_kebab_case( $font_face );
$converted_font_faces[] = $font_face;
}
return $converted_font_faces;
}
/**
* Converts each 'file:./' placeholder into a URI to the font file in the theme.
*
* The 'file:./' is specified in the theme's `theme.json` as a placeholder to be
* replaced with the URI to the font file's location in the theme. When a "src"
* beings with this placeholder, it is replaced, converting the src into a URI.
*
* @since 6.4.0
*
* @param array $src An array of font file sources to process.
* @return array An array of font file src URI(s).
*/
private static function to_theme_file_uri( array $src ) {
$placeholder = 'file:./';
foreach ( $src as $src_key => $src_url ) {
// Skip if the src doesn't start with the placeholder, as there's nothing to replace.
if ( ! str_starts_with( $src_url, $placeholder ) ) {
continue;
}
$src_file = str_replace( $placeholder, '', $src_url );
$src[ $src_key ] = get_theme_file_uri( $src_file );
}
return $src;
}
/**
* Converts all first dimension keys into kebab-case.
*
* @since 6.4.0
*
* @param array $data The array to process.
* @return array Data with first dimension keys converted into kebab-case.
*/
private static function to_kebab_case( array $data ) {
foreach ( $data as $key => $value ) {
$kebab_case = _wp_to_kebab_case( $key );
$data[ $kebab_case ] = $value;
if ( $kebab_case !== $key ) {
unset( $data[ $key ] );
}
}
return $data;
}
}
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