/**
* Loop over all the content in the main loop and do a request for all the items present so that we're only getting
* a few API hits instead of all of them. Then, when anything else calls `easyazon_get_item` it will get the cached
* data and not have to hit the API.
*/
public static function prefetch_items()
{
global $wp_query;
$identifiers = array_fill_keys(array_keys(easyazon_get_locales()), array());
$preparsed = array();
$shortcodes = easyazon_get_shortcodes();
foreach ($wp_query->posts as $post) {
preg_match_all('/' . get_shortcode_regex() . '/s', $post->post_content, $matches, PREG_SET_ORDER);
foreach ($matches as $match) {
$shortcode = trim($match[2]);
if (in_array($shortcode, $shortcodes)) {
$attributes = shortcode_parse_atts($match[3]);
$locale = isset($attributes['locale']) ? $attributes['locale'] : false;
$identifier = isset($attributes['identifier']) ? $attributes['identifier'] : false;
if (!is_array($preparsed[$shortcode])) {
$preparsed[$shortcode] = array();
}
$preparsed[$shortcode][] = $attributes;
if ($locale && $identifier) {
$identifiers[$locale][] = $identifier;
}
}
}
}
foreach ($identifiers as $locale => $queryable) {
$cached_items = easyazon_get_items($queryable, $locale);
}
self::$preparsed_shortcodes = $preparsed;
}
function easyazon_get_preparsed_shortcodes()
{
return apply_filters(__FUNCTION__, EasyAzon_Components_Performance::get_preparsed_shortcodes());
}
