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Mini Shell
<?php
/**
* Compatibility Class
*
* @file The W3Total Model file
* @package HMWP/Compatibility/W3Total
*/
defined('ABSPATH') || die('Cheatin\' uh?');
class HMWP_Models_Compatibility_W3Total extends HMWP_Models_Compatibility_Abstract
{
public function hookFrontend()
{
if (apply_filters('w3tc_lazyload_is_embed_script', true) ) {
add_filter('w3tc_lazyload_is_embed_script', '__return_false', PHP_INT_MAX);
add_filter('w3tc_lazyload_embed_script', array($this, 'embedW3TotalCacheLazyLoadscript'), PHP_INT_MAX);
}
//Don't show comments
add_filter('w3tc_can_print_comment', '__return_false', PHP_INT_MAX);
//Hook the cached buffer
add_filter('w3tc_processed_content', array($this, 'findReplaceCache'), PHP_INT_MAX);
}
/**
* Compatibility with W3 Total Cache Lazy Load
*
* @param $buffer
* @return string|string[]|null
* @throws Exception
*/
public function embedW3TotalCacheLazyLoadscript( $buffer )
{
$js_url = plugins_url('pub/js/lazyload.min.js', W3TC_FILE);
$js_url = HMWP_Classes_ObjController::getClass('HMWP_Models_Rewrite')->find_replace_url($js_url);
$fireEvent = 'function(t){var e;try{e=new CustomEvent("w3tc_lazyload_loaded",{detail:{e:t}})}catch(a){(e=document.createEvent("CustomEvent")).initCustomEvent("w3tc_lazyload_loaded",!1,!1,{e:t})}window.dispatchEvent(e)}';
$config = '{elements_selector:".lazy",callback_loaded:' . $fireEvent . '}';
$on_initialized_javascript = apply_filters('w3tc_lazyload_on_initialized_javascript', '');
$on_initialized_javascript_wrapped = '';
if (!empty($on_initialized_javascript) ) {
// LazyLoad::Initialized fired just before making LazyLoad global
// so next execution cycle have it
$on_initialized_javascript_wrapped =
'window.addEventListener("LazyLoad::Initialized", function(){' .
'setTimeout(function() {' .
$on_initialized_javascript .
'}, 1);' .
'});';
}
$embed_script =
'<style>img.lazy{min-height:1px}</style>' .
'<link rel="preload" href="' . esc_url($js_url) . '" as="script">';
$buffer = preg_replace(
'~<head(\s+[^>]*)*>~Ui',
'\\0' . $embed_script, $buffer, 1
);
// load lazyload in footer to make sure DOM is ready at the moment of initialization
$footer_script =
'<script>' .
$on_initialized_javascript_wrapped .
'window.w3tc_lazyload=1,' .
'window.lazyLoadOptions=' . $config .
'</script>' .
'<script async src="' . esc_url($js_url) . '"></script>';
$buffer = preg_replace(
'~</body(\s+[^>]*)*>~Ui',
$footer_script . '\\0', $buffer, 1
);
return $buffer;
}
}
Zerion Mini Shell 1.0