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get_media_items( int $post_id, array $errors )

Retrieve HTML for media items of post gallery.

Description

The HTML markup retrieved will be created for the progress of SWF Upload component. Will also create link for showing and hiding the form to modify the image attachment.

Parameters

$post_id

(int) (Optional) Post ID.

$errors

(array) (Optional) Errors for attachment, if any.

Return

(string)

Source

File: wp-admin/includes/media.php

function get_media_items( $post_id, $errors ) {
	$attachments = array();
	if ( $post_id ) {
		$post = get_post( $post_id );
		if ( $post && $post->post_type == 'attachment' ) {
			$attachments = array( $post->ID => $post );
		} else {
			$attachments = get_children(
				array(
					'post_parent' => $post_id,
					'post_type'   => 'attachment',
					'orderby'     => 'menu_order ASC, ID',
					'order'       => 'DESC',
				)
			);
		}
	} else {
		if ( is_array( $GLOBALS['wp_the_query']->posts ) ) {
			foreach ( $GLOBALS['wp_the_query']->posts as $attachment ) {
				$attachments[ $attachment->ID ] = $attachment;
			}
		}
	}

	$output = '';
	foreach ( (array) $attachments as $id => $attachment ) {
		if ( $attachment->post_status == 'trash' ) {
			continue;
		}
		if ( $item = get_media_item( $id, array( 'errors' => isset( $errors[ $id ] ) ? $errors[ $id ] : null ) ) ) {
			$output .= "\n<div id='media-item-$id' class='media-item child-of-$attachment->post_parent preloaded'><div class='progress hidden'><div class='bar'></div></div><div id='media-upload-error-$id' class='hidden'></div><div class='filename hidden'></div>$item\n</div>";
		}
	}

	return $output;
}

Changelog

Version Description
2.5.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/get_media_items