Get Gallery Image URLs Sample plugin illustrating how to retrieve all image URLs of gallery images in a post Author: Pippin Williamson

show-gallery-urls.php

function pw_show_gallery_image_urls( $content ) {

 global $post;

  // Only do this on singular items
	if( ! is_singular() )
		return $content;

	// Make sure the post has a gallery in it
	if( ! has_shortcode( $post->post_content, 'gallery' ) )
		return $content;

	// Retrieve all galleries of this post
	$galleries = get_post_galleries_images( $post );

$image_list = '<div id="carousel" class="carousel slide"><div class="carousel-inner">';

// Loop through all galleries found
foreach( $galleries as $gallery ) {

	// Loop through each image in each gallery
	foreach( $gallery as $image ) {

		$image_list .= '<div class="item"><img src=' . $image . ' /></div>';

	}

}

$image_list .= '</div></div>';

// Append our image list to the content of our post
$content .= $image_list;

	return $content;

}
add_filter( 'the_content', 'pw_show_gallery_image_urls' );