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@jchristopher jchristopher/gist:9329543
Last active Aug 29, 2015

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Index filenames for all images in galleries on the current page in SearchWP
<?php
function my_searchwp_extra_metadata( $extra_meta, $post_being_indexed ) {
// make sure there's a shortcode
if( has_shortcode( $post_being_indexed->post_content, 'gallery' ) ) {
$galleries = get_post_galleries_images( $post_being_indexed );
if( !empty( $galleries ) ) {
$all_gallery_images = array();
foreach( $galleries as $gallery ) {
foreach( $gallery as $image ) {
$all_gallery_images[] = $image;
}
}
$extra_meta['my_images'] = $all_gallery_images;
}
}
return $extra_meta;
}
add_filter( 'searchwp_extra_metadata', 'my_searchwp_extra_metadata', 10, 2 );
function my_searchwp_meta_keys( $keys ) {
// the keys we used to store author meta (see https://gist.github.com/jchristopher/8558947 for more info)
$my_custom_meta_keys = array(
'my_images'
);
// merge my custom meta keys with the existing keys
$keys = array_merge( $keys, $my_custom_meta_keys );
// make sure there aren't any duplicates
$keys = array_unique( $keys );
return $keys;
}
add_filter( 'searchwp_custom_field_keys', 'my_searchwp_meta_keys', 10, 1 );
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