| 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_GoogleMaps_WPGoogleMaps.php |
<?php
namespace W3TC;
class UserExperience_LazyLoad_GoogleMaps_WPGoogleMaps {
private $preload_url = '';
public function w3tc_lazyload_mutator_before( $data ) {
$buffer = $data['buffer'];
$buffer = preg_replace_callback(
'~(<script\s[^>]+>)~i',
array( $this, 'tag_script' ), $buffer
);
if ( !empty( $this->preload_url ) ) {
$preload_html = '<link rel="preload" href="' . esc_url( $this->preload_url ) . '" as="script">';
$buffer = preg_replace( '~<head(\s+[^>]*)*>~Ui',
'\\0' . $preload_html, $buffer, 1 );
add_filter( 'w3tc_lazyload_on_initialized_javascript', array(
$this, 'w3tc_lazyload_on_initialized_javascript' ) );
}
$data['buffer'] = $buffer;
$data['modified'] |= !empty( $this->preload_url );
return $data;
}
public function tag_script( $m ) {
$script_tag = $m[0];
if ( !preg_match( '~<script\s+[^<>]*src=["\']?([^"\'> ]+)["\'> ]~is',
$script_tag, $match ) ) {
return $script_tag;
}
$script_src = $match[1];
$script_src = Util_Environment::url_relative_to_full( $script_src );
if ( !$this->starts_with( $script_src, WP_PLUGIN_URL . '/wp-google-maps/js/wpgmaps.js' ) ) {
return $script_tag;
}
$this->preload_url = $script_src;
return '';
}
private function starts_with( $v, $prefix ) {
return substr( $v, 0, strlen( $prefix ) ) == $prefix;
}
public function w3tc_lazyload_on_initialized_javascript() {
return 'window.w3tc_lazyLazy_googlemaps_wpmaps = new LazyLoad({' .
'elements_selector: "#wpgmza_map",'.
'callback_enter: function(e){' .
// w3tc_load_js function
'function w3tc_load_js(t,n){"use strict";var o=document.getElementsByTagName("script")[0],r=document.createElement("script");return r.src=t,r.async=!0,o.parentNode.insertBefore(r,o),n&&"function"==typeof n&&(r.onload=n),r};' .
// hack to allow initialize-on-load script pass
'MYMAP = {init: function() {},placeMarkers: function() {}};' .
'w3tc_load_js("' . esc_url( $this->preload_url ) . '", function() {InitMap()});' .
'}});';
}
}