wp_update_attachment_metadata

Filter Hook

Description

Filters the updated attachment meta data.

Hook Information

File Location	`wp-includes/post.php` View on GitHub
Hook Type	Filter
Line Number	`6864`

Hook Parameters

Type	Name	Description
`array`	`$data`	Array of updated attachment meta data.
`int`	`$attachment_id`	Attachment post ID.

Usage Examples

Basic Usage

<?php
// Hook into wp_update_attachment_metadata
add_filter('wp_update_attachment_metadata', 'my_custom_filter', 10, 2);

function my_custom_filter($data, $attachment_id) {
    // Your custom filtering logic here
    return $data;
}

Source Code Context

wp-includes/post.php:6864 - How this hook is used in WordPress core

<?php
6859  	 * @since 2.1.0
6860  	 *
6861  	 * @param array $data          Array of updated attachment meta data.
6862  	 * @param int   $attachment_id Attachment post ID.
6863  	 */
6864  	$data = apply_filters( 'wp_update_attachment_metadata', $data, $post->ID );
6865  	if ( $data ) {
6866  		return update_post_meta( $post->ID, '_wp_attachment_metadata', $data );
6867  	} else {
6868  		return delete_post_meta( $post->ID, '_wp_attachment_metadata' );
6869  	}

PHP Documentation

<?php
/**
	 * Filters the updated attachment meta data.
	 *
	 * @since 2.1.0
	 *
	 * @param array $data          Array of updated attachment meta data.
	 * @param int   $attachment_id Attachment post ID.
	 */

Quick Info

Hook Type: Filter
Parameters: 2
File: wp-includes/post.php

Links

WordPress Docs View Source Code Search Examples

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