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duongthanhthai/functions.php

Created October 25, 2019 09:14
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Add rel attribute to Wordpress galleries created with a shortcode so they use a lightbox (ColorBox used in example)
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functions.php
add_filter('wp_get_attachment_link', 'cb_add_rel_attribute');
function cb_add_rel_attribute($link) {
global $post;
return str_replace('<a href', '<a rel="lightbox" href', $link);
}
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