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update_attached_file › WordPress Function
Since2.1.0
已弃用n/a
› update_attached_file ( $attachment_id, $file )
参数: (2) |
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返回: |
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定义在: |
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Updates attachment file path based on attachment ID.
Used to update the file path of the attachment, which uses post meta name '_wp_attached_file' to store the path of the attachment.Related Functions: get_attached_file, wp_delete_attachment_files, update_archived, update_post_cache, update_meta_cache
源码
function update_attached_file( $attachment_id, $file ) { if ( ! get_post( $attachment_id ) ) { return false; } /** * Filters the path to the attached file to update. * * @since 2.1.0 * * @param string $file Path to the attached file to update. * @param int $attachment_id Attachment ID. */ $file = apply_filters( 'update_attached_file', $file, $attachment_id ); $file = _wp_relative_upload_path( $file ); if ( $file ) { return update_post_meta( $attachment_id, '_wp_attached_file', $file ); } else { return delete_post_meta( $attachment_id, '_wp_attached_file' ); } }