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| Dir : /home/trave494/tiktechtok.org/wp-content/plugins/wp-rocket/inc/classes/preload/class-homepage.php |
<?php
namespace WP_Rocket\Preload;
/**
* Preloads the homepage and the internal URLs on it
*
* @since 3.2
* @author Remy Perona
*/
class Homepage extends Abstract_Preload {
/**
* Gets the internal URLs on the homepage and sends them to the preload queue
*
* @since 3.2
* @author Remy Perona
*
* @param array $home_urls Homepages URLs to preload.
* @return void
*/
public function preload( $home_urls ) {
$preload = 0;
foreach ( $home_urls as $home_url ) {
$urls = $this->get_urls( $home_url );
if ( ! $urls ) {
continue;
}
$home_host = wp_parse_url( $home_url, PHP_URL_HOST );
foreach ( $urls as $url ) {
if ( ! $this->should_preload( $url, $home_url, $home_host ) ) {
continue;
}
$this->preload_process->push_to_queue( $url );
$preload++;
}
}
if ( 0 === $preload ) {
return;
}
set_transient( 'rocket_preload_running', 0 );
$this->preload_process->save()->dispatch();
}
/**
* Gets links in the content of the URL provided
*
* @since 3.2.2
* @author Remy Perona
*
* @param string $url URL to get content and links from.
* @return bool|array
*/
private function get_urls( $url ) {
/**
* Filters the arguments for the partial preload request
*
* @since 3.2
* @author Remy Perona
*
* @param array $args Request arguments.
*/
$args = apply_filters(
'rocket_homepage_preload_url_request_args',
[
'timeout' => 10,
'user-agent' => 'WP Rocket/Homepage_Preload',
'sslverify' => apply_filters( 'https_local_ssl_verify', false ), // WPCS: prefix ok.
]
);
$response = wp_remote_get( $url, $args );
$errors = get_transient( 'rocket_preload_errors' );
$errors = is_array( $errors ) ? $errors : [];
$errors['errors'] = isset( $errors['errors'] ) && is_array( $errors['errors'] ) ? $errors['errors'] : [];
if ( is_wp_error( $response ) ) {
// Translators: %1$s is an URL, %2$s is the error message, %3$s = opening link tag, %4$s = closing link tag.
$errors['errors'][] = sprintf( __( 'Preload encountered an error. Could not gather links on %1$s because of the following error: %2$s. %3$sLearn more%4$s.', 'rocket' ), $url, $response->get_error_message(), '<a href="https://docs.wp-rocket.me/article/1065-sitemap-preload-is-slow-or-some-pages-are-not-preloaded-at-all#failed-preload" rel="noopener noreferrer" target=_"blank">', '</a>' );
set_transient( 'rocket_preload_errors', $errors );
return false;
}
$response_code = wp_remote_retrieve_response_code( $response );
if ( 200 !== $response_code ) {
switch ( $response_code ) {
case 401:
case 403:
// Translators: %1$s is an URL, %2$s is the HTTP response code, %3$s = opening link tag, %4$s = closing link tag.
$errors['errors'][] = sprintf( __( 'Preload encountered an error. %1$s is not accessible to due to the following response code: %2$s. Security measures could be preventing access. %3$sLearn more%4$s.', 'rocket' ), $url, $response_code, '<a href="https://docs.wp-rocket.me/article/1065-sitemap-preload-is-slow-or-some-pages-are-not-preloaded-at-all#failed-preload" rel="noopener noreferrer" target=_"blank">', '</a>' );
set_transient( 'rocket_preload_errors', $errors );
break;
case 404:
// Translators: %1$s is an URL, %2$s = opening link tag, %3$s = closing link tag.
$errors['errors'][] = sprintf( __( 'Preload encountered an error. %1$s is not accessible to due to the following response code: 404. Please make sure your homepage is accessible in your browser. %2$sLearn more%3$s.', 'rocket' ), $url, '<a href="https://docs.wp-rocket.me/article/1065-sitemap-preload-is-slow-or-some-pages-are-not-preloaded-at-all#failed-preload" rel="noopener noreferrer" target=_"blank">', '</a>' );
set_transient( 'rocket_preload_errors', $errors );
break;
case 500:
// Translators: %1$s is an URL, %2$s = opening link tag, %3$s = closing link tag.
$errors['errors'][] = sprintf( __( 'Preload encountered an error. %1$s is not accessible to due to the following response code: 500. Please check with your web host about server access. %2$sLearn more%3$s.', 'rocket' ), $url, '<a href="https://docs.wp-rocket.me/article/1065-sitemap-preload-is-slow-or-some-pages-are-not-preloaded-at-all#failed-preload" rel="noopener noreferrer" target=_"blank">', '</a>' );
set_transient( 'rocket_preload_errors', $errors );
break;
default:
// Translators: %1$s is an URL, %2$s is the HTTP response code, %3$s = opening link tag, %4$s = closing link tag.
$errors['errors'][] = sprintf( __( 'Preload encountered an error. Could not gather links on %1$s because it returned the following response code: %2$s. %3$sLearn more%4$s.', 'rocket' ), $url, $response_code, '<a href="https://docs.wp-rocket.me/article/1065-sitemap-preload-is-slow-or-some-pages-are-not-preloaded-at-all#failed-preload" rel="noopener noreferrer" target=_"blank">', '</a>' );
set_transient( 'rocket_preload_errors', $errors );
break;
}
return false;
}
$content = wp_remote_retrieve_body( $response );
preg_match_all( '/<a\s+(?:[^>]+?[\s"\']|)href\s*=\s*(["\'])(?<href>[^"\']+)\1/imU', $content, $urls );
return array_unique( $urls['href'] );
}
/**
* Checks if the URL should be preloaded
*
* @since 3.2.2
* @author Remy Perona
*
* @param string $url URL to check.
* @param string $home_url Homepage URL.
* @param string $home_host Homepage host.
* @return bool
*/
private function should_preload( $url, $home_url, $home_host ) {
$url = html_entity_decode( $url ); // & symbols in URLs are changed to & when using WP Menu editor
$url_data = get_rocket_parse_url( $url );
if ( empty( $url_data ) ) {
return false;
}
if ( ! empty( $url_data['fragment'] ) ) {
return false;
}
if ( empty( $url_data['host'] ) ) {
$url = home_url( $url );
}
$url = \rocket_add_url_protocol( $url );
if ( $url === $home_url ) {
return false;
}
if ( $home_host !== $url_data['host'] ) {
return false;
}
if ( $this->is_file_url( $url ) ) {
return false;
}
if ( ! empty( $url_data['path'] ) && preg_match( '#^(' . \get_rocket_cache_reject_uri() . ')$#', $url_data['path'] ) ) {
return false;
}
$cache_query_strings = implode( '|', \get_rocket_cache_query_string() );
if ( ! empty( $url_data['query'] ) && ! preg_match( '/(' . $cache_query_strings . ')/iU', $url_data['query'] ) ) {
return false;
}
return true;
}
/**
* Checks if URL is an URL to a file
*
* @since 3.2.2
* @author Remy Perona
*
* @param string $url URL to check.
* @return bool
*/
private function is_file_url( $url ) {
/**
* Filters the list of files types to check when getting URLs on the homepage
*
* @since 3.2.2
* @author Remy Perona
*
* @param array $file_types Array of file extensions.
*/
$file_types = apply_filters(
'rocket_preload_file_types',
[
'jpg',
'jpeg',
'jpe',
'png',
'gif',
'webp',
'bmp',
'tiff',
'mp3',
'ogg',
'mp4',
'm4v',
'avi',
'mov',
'flv',
'swf',
'webm',
'pdf',
'doc',
'docx',
'txt',
'zip',
'tar',
'bz2',
'tgz',
'rar',
]
);
$file_types = implode( '|', $file_types );
if ( preg_match( '#\.(?:' . $file_types . ')$#iU', $url ) ) {
return true;
}
return false;
}
}