| Current Path : /storage/v11800/affypharma/public_html/wp-content/plugins/w3-total-cache/ |
Linux v11800 5.3.0-1023-aws #25~18.04.1-Ubuntu SMP Fri Jun 5 15:19:18 UTC 2020 aarch64
|
| Current File : /storage/v11800/affypharma/public_html/wp-content/plugins/w3-total-cache/UserExperience_LazyLoad_Mutator_Unmutable.php |
<?php
namespace W3TC;
class UserExperience_LazyLoad_Mutator_Unmutable {
private $placeholders = array();
private $placeholder_base = '';
public function __construct() {
$this->placeholder_base = 'w3tc_lazyload_' .
md5( isset( $_SERVER['REQUEST_TIME'] ) ? sanitize_text_field( wp_unslash( $_SERVER['REQUEST_TIME'] ) ) : '' ) . '_';
}
public function remove_unmutable( $buffer ) {
// scripts
$buffer = preg_replace_callback(
'~<script(\b[^>]*)>(.*?)</script>~is',
array( $this, 'placeholder' ), $buffer );
// styles
$buffer = preg_replace_callback(
'~\s*<style(\b[^>]*)>(.*?)</style>~is',
array($this, 'placeholder'), $buffer);
return $buffer;
}
public function restore_unmutable( $buffer ) {
return str_replace(
array_keys( $this->placeholders ),
array_values( $this->placeholders ),
$buffer
);
}
public function placeholder( $matches ) {
$key = '{' .$this->placeholder_base . count( $this->placeholders ) . '}';
$this->placeholders[$key] = $matches[0];
return $key;
}
}