
如何修复MAMP本地环境phpMyAdmin不工作错误
wp_get_attachment_thumb_file ( $post_id = 0 )
检索一个附件的缩略图。
请注意,这只适用于(非常)老的图像元数据风格,其中’thumb’被设置,而’ sizes’数组不存在。对于较新的图像元数据风格,尽管’thumbnail’存在于’size’数组中,该函数仍返回false。
function wp_get_attachment_thumb_file( $post_id = 0 ) { _deprecated_function( __FUNCTION__, '6.1.0' ); $post_id = (int) $post_id; $post = get_post( $post_id ); if ( ! $post ) { return false; } // Use $post->ID rather than $post_id as get_post() may have used the global $post object. $imagedata = wp_get_attachment_metadata( $post->ID ); if ( ! is_array( $imagedata ) ) { return false; } $file = get_attached_file( $post->ID ); if ( ! empty( $imagedata['thumb'] ) ) { $thumbfile = str_replace( wp_basename( $file ), $imagedata['thumb'], $file ); if ( file_exists( $thumbfile ) ) { /** * Filters the attachment thumbnail file path. * * @since 2.1.0 * * @param string $thumbfile File path to the attachment thumbnail. * @param int $post_id Attachment ID. */ return apply_filters( 'wp_get_attachment_thumb_file', $thumbfile, $post->ID ); } } return false; }