<?php
defined( 'ABSPATH' ) or die( "you do not have access to this page!" );
/**
* Check if integration needs to be activated
*
* @return bool
*/
function cmplz_wprocket_activate_integration() {
if ( ! get_rocket_option( 'lazyload_iframes' ) ) {
return false;
}
if ( is_user_logged_in() && ! get_rocket_option( 'cache_logged_user' ) ) {
return false;
}
// Exclude post if the post has excluded the lazyload option
if ( is_rocket_post_excluded_option( 'lazyload' ) ) {
return false;
}
global $post;
if ( $post ) {
$content = $post->post_content;
// Check for iframes
preg_match_all( '#<iframe\s+.*?</iframe>#si', $content, $iframe_matches, PREG_SET_ORDER );
if ( $iframe_matches ) {
foreach ( $iframe_matches as $match ) {
if ( is_element_matching_excluded_patterns( $match[0] ) ) {
return false; // This page contains an iframe that's excluded from lazy loading.
}
}
}
// Check for images
preg_match_all( '#<img\s+.*?>#si', $content, $img_matches, PREG_SET_ORDER );
if ( $img_matches ) {
foreach ( $img_matches as $match ) {
if ( is_element_matching_excluded_patterns( $match[0] ) ) {
return false; // This page contains an image that's excluded from lazy loading.
}
}
}
}
return true;
}
/**
* Ensure the Lazy Load plugin knows it has work to do by replacing the lazyloaded class back to lazyload, after consent is given.
* @return void
*/
function cmplz_wprocket_convert_data_src() {
if ( cmplz_wprocket_activate_integration() ) {
ob_start();
?>
<script>
document.addEventListener("cmplz_enable_category", function () {
document.querySelectorAll('[data-rocket-lazyload]').forEach(obj => {
if (obj.hasAttribute('data-lazy-src')) {
obj.setAttribute('src', obj.getAttribute('data-lazy-src'));
}
});
});
</script>
<?php
$script = ob_get_clean();
$script = str_replace( array( '<script>', '</script>' ), '', $script );
wp_add_inline_script( 'cmplz-cookiebanner', $script );
}
}
add_action( 'wp_enqueue_scripts', 'cmplz_wprocket_convert_data_src', PHP_INT_MAX );
/**
* @param $iframe
*
* @return bool
*
* Check if iFrame matches excluded pattern
*/
function is_element_matching_excluded_patterns( $element ) {
$excluded_patterns = apply_filters( 'rocket_lazyload_iframe_excluded_patterns', array() );
foreach ( $excluded_patterns as $pattern ) {
if ( strpos( $element, $pattern ) !== false ) {
return true;
}
}
return false;
}
/**
* Tell complianz to replace the source to data-src instead of src
*
* @param string $target
*
* @return string
*/
function cmplz_wprocket_data_target( $target, $total_match ) {
if ( is_element_matching_excluded_patterns( $total_match ) ) {
return 'src';
}
if ( cmplz_wprocket_activate_integration() ) {
return 'data-lazy-src';
}
return $target;
}
add_filter( 'cmplz_data_target', 'cmplz_wprocket_data_target', 100, 2 );