pre_get_available_post_mime_types

Filter Hook

Description

Filters the list of available post MIME types for the given post type.

Hook Information

File Location	`wp-includes/post.php` View on GitHub
Hook Type	Filter
Line Number	`8323`

Hook Parameters

Type	Name	Description
`string[]\|null`	`$mime_types`	An array of MIME types. Default null.
`string`	`$type`	The post type name. Usually 'attachment' but can be any post type.

Usage Examples

Basic Usage

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

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

Source Code Context

wp-includes/post.php:8323 - How this hook is used in WordPress core

<?php
8318  	 * @since 6.4.0
8319  	 *
8320  	 * @param string[]|null $mime_types An array of MIME types. Default null.
8321  	 * @param string        $type       The post type name. Usually 'attachment' but can be any post type.
8322  	 */
8323  	$mime_types = apply_filters( 'pre_get_available_post_mime_types', null, $type );
8324  
8325  	if ( ! is_array( $mime_types ) ) {
8326  		$mime_types = $wpdb->get_col( $wpdb->prepare( "SELECT DISTINCT post_mime_type FROM $wpdb->posts WHERE post_type = %s AND post_mime_type != ''", $type ) );
8327  	}
8328

PHP Documentation

<?php
/**
	 * Filters the list of available post MIME types for the given post type.
	 *
	 * @since 6.4.0
	 *
	 * @param string[]|null $mime_types An array of MIME types. Default null.
	 * @param string        $type       The post type name. Usually 'attachment' but can be any post type.
	 */

Quick Info

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

Links

WordPress Docs View Source Code Search Examples

Related Hooks

Related hooks will be displayed here in future updates.