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Prevent invalid offset warning

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Tetrakern 2023-01-26 09:54:55 +01:00
parent 5dd94d8138
commit a68e1bb9e3
1 changed files with 1 additions and 1 deletions
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2
includes/functions/_epub.php
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@ -509,7 +509,7 @@ if ( ! function_exists( 'fictioneer_generate_epub_opf' ) ) {
// Cover node (if any)
if( has_post_thumbnail( $story_id ) ) {
$path_parts = pathinfo( get_the_post_thumbnail_url( $story_id, 'full' ) );
$extension = preg_replace( '/(?<=\.jpg|jpeg|png|gif|webp|svg|avif|apng).+/', '', '.' . $path_parts['extension'] );
$extension = preg_replace( '/(?<=\.jpg|jpeg|png|gif|webp|svg|avif|apng).+/', '', '.' . $path_parts['extension'] ?? 'jpg' );
$cover_meta = $opf->createElement( 'meta' );
$cover_meta->setAttribute( 'name', 'cover' );