Maybe attempts to generate attachment metadata, if missing.
Parameters
$attachment
WP_Postrequired- Attachment object.
Source
* @since 3.9.0
*
* @param WP_Post $attachment Attachment object.
*/
function wp_maybe_generate_attachment_metadata( $attachment ) {
if ( empty( $attachment ) || empty( $attachment->ID ) ) {
return;
}
$attachment_id = (int) $attachment->ID;
$file = get_attached_file( $attachment_id );
$meta = wp_get_attachment_metadata( $attachment_id );
if ( empty( $meta ) && file_exists( $file ) ) {
$_meta = get_post_meta( $attachment_id );
$_lock = 'wp_generating_att_' . $attachment_id;
if ( ! array_key_exists( '_wp_attachment_metadata', $_meta ) && ! get_transient( $_lock ) ) {
set_transient( $_lock, $file );
wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $file ) );
Changelog
Version | Description |
---|---|
3.9.0 | Introduced. |
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