<?php
/**
* @copyright 2017 Cloudways https://www.cloudways.com
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
defined( 'ABSPATH' ) || die( 'No direct script access allowed!' );
function set_as_network_screen() {
if ( isset( $_GET['is-network'] ) || isset( $_POST['is-network'] ) ) {
$is_network = false;
if ( isset( $_GET['is-network'] ) ) {
$is_network = filter_var( $_GET['is-network'], FILTER_VALIDATE_BOOLEAN );
}
if ( isset( $_POST['is-network'] ) ) {
$is_network = filter_var( $_POST['is-network'], FILTER_VALIDATE_BOOLEAN );
}
if ( true === $is_network && ! defined( 'WP_NETWORK_ADMIN' ) ) {
define( 'WP_NETWORK_ADMIN', true );
}
}
}
/**
* Retrieve site options accounting for settings inheritance.
*
* @param string $option_name
* @param bool $is_local
*
* @return array
*/
function breeze_get_option( $option_name, $is_local = false ) {
$inherit = true;
global $breeze_network_subsite_settings;
if ( is_network_admin() && ! $breeze_network_subsite_settings ) {
$is_local = false;
} elseif ( ! breeze_does_inherit_settings() ) {
$inherit = false;
}
if ( ! is_multisite() || $is_local || ! $inherit ) {
$option = get_option( 'breeze_' . $option_name );
} else {
$option = get_site_option( 'breeze_' . $option_name );
}
if ( empty( $option ) || ! is_array( $option ) ) {
$option = array();
}
return $option;
}
/**
* Update site options accounting for multisite.
*
* @param string $option_name
* @param mixed $value
* @param bool $is_local
*/
function breeze_update_option( $option_name, $value, $is_local = false ) {
if ( is_network_admin() ) {
$is_local = false;
}
if ( ! is_multisite() || $is_local ) {
update_option( 'breeze_' . $option_name, $value );
} else {
update_site_option( 'breeze_' . $option_name, $value );
}
}
/**
* Check whether current site should inherit network-level settings.
*
* @return bool
*/
function breeze_does_inherit_settings() {
global $breeze_network_subsite_settings;
if ( ! is_multisite() || ( ! $breeze_network_subsite_settings && is_network_admin() ) ) {
return false;
}
$inherit_option = get_option( 'breeze_inherit_settings' );
return '0' !== $inherit_option;
}
/**
* Check if plugin is activated network-wide in a multisite environment.
*
* @return bool
*/
function breeze_is_active_for_network() {
return is_multisite() && is_plugin_active_for_network( 'breeze/breeze.php' );
}
function breeze_is_supported( $check ) {
switch ( $check ) {
case 'conditional_htaccess':
$return = isset( $_SERVER['SERVER_SOFTWARE'] ) && stripos( $_SERVER['SERVER_SOFTWARE'], 'Apache/2.4' ) !== false;
break;
}
return $return;
}
/**
* If an array provided, the function will check all
* array items to see if all of them are valid URLs.
*
* @param array $url_list
* @param string $extension
*
* @return bool
* @since 1.1.0
*
*/
function breeze_validate_urls( $url_list = array() ) {
if ( ! is_array( $url_list ) ) {
return false;
}
$is_valid = true;
foreach ( $url_list as $url ) {
if ( ! filter_var( $url, FILTER_VALIDATE_URL ) ) {
$is_valid = false;
if ( false === $is_valid ) {
$is_valid = breeze_validate_url_via_regexp( $url );
}
if ( false === $is_valid ) {
$is_valid = breeze_string_contains_exclude_regexp( $url );
}
}
if ( false === $is_valid ) {
break;
}
}
return $is_valid;
}
function breeze_validate_the_right_extension( $url_list = array(), $extension = 'css' ) {
if ( ! is_array( $url_list ) ) {
return false;
}
$is_valid = true;
foreach ( $url_list as $url ) {
$is_regexp = breeze_string_contains_exclude_regexp( $url );
if ( false === $is_regexp ) {
$is_valid = breeze_validate_exclude_field_by_extension( $url, $extension );
} else {
$file_extension = breeze_get_file_extension_from_url( $url );
if ( false !== $file_extension && strtolower( $extension ) !== $file_extension ) {
$is_valid = false;
}
}
if ( false === $is_valid ) {
break;
}
}
return $is_valid;
}
/**
* Returns the extension for given file from url.
*
* @param string $url_given
*
* @return bool
*/
function breeze_get_file_extension_from_url( $url_given = '' ) {
if ( empty( $url_given ) ) {
return false;
}
$file_path = wp_parse_url( $url_given, PHP_URL_PATH );
if ( ! empty( $file_path ) ) {
$file_name = wp_basename( $file_path );
if ( ! empty( $file_name ) ) {
$bits = explode( '.', $file_name );
if ( ! empty( $bits ) ) {
$extension_id = count( $bits ) - 1;
$extension = strtolower( $bits[ $extension_id ] );
$extension = preg_replace( '/\s+/', ' ', $extension );
if ( '*)' === $extension ) { // Exception when (.*) is the last statement instead of ending with an extension
return false;
}
return $extension;
}
}
}
return false;
}
/**
* Will search for given string in array values
* if found, will result in an array with all entries found
* if not found, an empty array will be resulted.
*
* @param string $needle
* @param array $haystack
*
* @return array
* @since 1.1.0
*
*/
function breeze_is_string_in_array_values( $needle = '', $haystack = array() ) {
if ( empty( $needle ) || empty( $haystack ) ) {
return array();
}
$needle = trim( $needle );
$is_string_in_array = array_filter(
$haystack,
function ( $var ) use ( $needle ) {
#return false;
if ( breeze_string_contains_exclude_regexp( $var ) ) {
return breeze_file_match_pattern( $needle, $var );
} else {
return strpos( $var, $needle ) !== false;
}
}
);
return $is_string_in_array;
}
/**
* Used to check for regexp exclude pages
*
* @param string $needle
* @param array $haystack
*
* @return array
* @since 1.1.7
*
*/
function breeze_check_for_exclude_values( $needle = '', $haystack = array() ) {
if ( empty( $needle ) || empty( $haystack ) ) {
return array();
}
$needle = trim( $needle );
$is_string_in_array = array_filter(
$haystack,
function ( $var ) use ( $needle ) {
if ( breeze_string_contains_exclude_regexp( $var ) ) {
return breeze_file_match_pattern( $needle, $var );
} else {
return false;
}
}
);
return $is_string_in_array;
}
/**
* Will return true for Google fonts and other type of CDN link
* that are missing the Scheme from the url
*
*
* @param string $url_to_be_checked
*
* @return bool
*/
function breeze_validate_url_via_regexp( $url_to_be_checked = '' ) {
if ( empty( $url_to_be_checked ) ) {
return false;
}
$regex = '((http:|https:?)?\/\/)?([a-z0-9+!*(),;?&=.-]+(:[a-z0-9+!*(),;?&=.-]+)?@)?([a-z0-9\-\.]*)\.(([a-z]{2,4})|([0-9]{1,3}\.([0-9]{1,3})\.([0-9]{1,3})))(:[0-9]{2,5})?(\/([a-z0-9+%-]\.?)+)*\/?(\?[a-z+&$_.-][a-z0-9;:@&%=+/.-/,/:]*)?(#[a-z_.-][a-z0-9+$%_.-]*)?';
preg_match( "~^$regex$~i", $url_to_be_checked, $matches_found );
if ( empty( $matches_found ) ) {
return false;
}
return true;
}
/**
* Used in Breeze settings to validate if the URL corresponds to the
* added input/textarea
* Exclude CSS must contain only .css files
* Exclude JS must contain only .js files
*
* @param $file_url
* @param string $validate
*
* @return bool
*/
function breeze_validate_exclude_field_by_extension( $file_url, $validate = 'css' ) {
if ( empty( $file_url ) ) {
return true;
}
if ( empty( $validate ) ) {
return false;
}
$valid = true;
$file_path = wp_parse_url( $file_url, PHP_URL_PATH );
$preg_match = preg_match( '#\.' . $validate . '$#', $file_path );
if ( empty( $preg_match ) ) {
$valid = false;
}
return $valid;
}
/**
* Function used to determine if the excluded URL contains regexp
*
* @param $file_url
* @param string $validate
*
* @return bool
*/
function breeze_string_contains_exclude_regexp( $file_url, $validate = '(.*)' ) {
if ( empty( $file_url ) ) {
return false;
}
if ( empty( $validate ) ) {
return false;
}
$valid = false;
if ( substr_count( $file_url, $validate ) !== 0 ) {
$valid = true; // 0 or false
}
return $valid;
}
/**
* Method will prepare the URLs escaped for preg_match
* Will return the file_url matches the pattern.
* empty array for false,
* aray with data for true.
*
* @param $file_url
* @param $pattern
*
* @return false|int
*/
function breeze_file_match_pattern( $file_url, $pattern ) {
$remove_pattern = str_replace( '(.*)', 'REG_EXP_ALL', $pattern );
$prepared_pattern = preg_quote( $remove_pattern, '/' );
$pattern = str_replace( 'REG_EXP_ALL', '(.*)', $prepared_pattern );
$result = preg_match( '/' . $pattern . '/', $file_url );
return $result;
}
/**
* Will return true/false if the cache headers exist and
* have values HIT or MISS.
* HIT = Varnish is enabled and age is cached
* MISS = Varnish is disabled or the cache has been purged.
* This method will request only the current url homepage headers
* and if the first time is a MISS, it will try again.
*
* @param int $retry how many retries count.
* @param int $time_fresh current time to make a fresh connect.
* @param bool $use_headers To use get_headers or cURL.
*
* @return bool
*/
function is_varnish_cache_started( $retry = 1, $time_fresh = 0, $use_headers = false ) {
if ( isset( $_SERVER['HTTP_X_VARNISH'] ) && is_numeric( $_SERVER['HTTP_X_VARNISH'] ) ) {
return true;
}
if ( empty( $time_fresh ) ) {
$time_fresh = time();
}
// Code specific for Cloudways Server.
if ( 1 === $retry ) {
$check_local_server = is_varnish_layer_started();
if ( true === $check_local_server ) {
return true;
}
}
$url_ping = trim( home_url() . '?breeze_check_cache_available=' . $time_fresh );
if ( true === $use_headers ) {
$ssl_verification = apply_filters( 'breeze_ssl_check_certificate', true );
if ( ! is_bool( $ssl_verification ) ) {
$ssl_verification = true;
}
if ( defined( 'WP_DEBUG' ) && true === WP_DEBUG ) {
$ssl_verification = false;
}
// Making sure the request is only for HEADER info without getting the content from the page
$context_options = array(
'http' => array(
'method' => 'HEAD',
'follow_location' => 1,
),
'ssl' => array(
'verify_peer' => $ssl_verification,
),
);
stream_context_set_default( $context_options );
$headers = get_headers( $url_ping, 1 );
if ( empty( $headers ) ) {
$use_headers = false;
} else {
$headers = array_change_key_case( $headers, CASE_LOWER );
}
}
if ( false === $use_headers ) {
$headers = breeze_get_headers_via_curl( $url_ping );
}
if ( empty( $headers ) ) {
return false;
}
if ( true === $headers ) {
return true;
}
if ( ! isset( $headers['x-cache'] ) ) {
if ( 1 === $retry ) {
$retry ++;
return is_varnish_cache_started( $retry, $time_fresh, $use_headers );
}
return false;
} else {
$cache_header = strtolower( trim( $headers['x-cache'] ) );
// After the cache is cleared, the first time the headers will say that the cache is not used
// After the first header requests, the cache headers are formed.
// Checking the second time will give better results.
if ( 1 === $retry ) {
if ( substr_count( $cache_header, 'hit' ) > 0 ) {
return true;
} else {
$retry ++;
return is_varnish_cache_started( $retry, $time_fresh, $use_headers );
}
} else {
if ( substr_count( $cache_header, 'hit' ) > 0 ) {
return true;
}
return false;
}
}
}
/**
* Fallback function to fetch headers.
*
* @param string $url_ping URL from where to get the headers.
*
* @return array|bool
*/
function breeze_get_headers_via_curl( $url_ping = '', $return_headers = false ) {
$ssl_verification = apply_filters( 'breeze_ssl_check_certificate', true );
if ( ! is_bool( $ssl_verification ) ) {
$ssl_verification = true;
}
if ( defined( 'WP_DEBUG' ) && true === WP_DEBUG ) {
$ssl_verification = false;
}
$connection = curl_init();
$headers = array();
curl_setopt( $connection, CURLOPT_URL, $url_ping );
curl_setopt( $connection, CURLOPT_NOBODY, true );
curl_setopt( $connection, CURLOPT_RETURNTRANSFER, true );
curl_setopt( $connection, CURLOPT_FOLLOWLOCATION, true ); // follow redirects
curl_setopt( $connection, CURLOPT_SSL_VERIFYPEER, $ssl_verification );
curl_setopt( $connection, CURLOPT_HEADER, true );// return just headers
curl_setopt( $connection, CURLOPT_TIMEOUT, 1 );
// this function is called by curl for each header received
curl_setopt(
$connection,
CURLOPT_HEADERFUNCTION,
function ( $curl, $header ) use ( &$headers ) {
$len = strlen( $header );
$header = explode( ':', $header, 2 );
if ( count( $header ) < 2 ) { // ignore invalid headers
return $len;
}
$headers[ strtolower( trim( $header[0] ) ) ][] = trim( $header[1] );
return $len;
}
);
curl_exec( $connection );
curl_close( $connection );
// if TRUE, just return the headers.
if ( true === $return_headers ) {
return $headers;
}
// x-cacheable
if ( isset( $headers['x-cacheable'] ) ) {
$x_cacheable_value = array_pop( $headers['x-cacheable'] );
if ( 'yes' === strtolower( $x_cacheable_value ) || 'short' === strtolower( $x_cacheable_value ) ) {
return true;
}
}
if ( isset( $headers['x-cache'] ) ) {
$x_cache_value = array_pop( $headers['x-cache'] );
return array( 'x-cache' => $x_cache_value );
}
return false;
}
/**
* Determine if the Varnish server is up and running.
*
* CloudWays:
* At server root level Varnish being disabled.
* HTTP_X_VARNISH - does not exist or is NULL
* HTTP_X_APPLICATION - contains varnishpass
*
* At Application level ( WP install ) - Varnish ON
* At server level is ON
* HTTP_X_VARNISH - has random numerical value
* HTTP_X_APPLICATION - contains value different from varnishpass, usually application name.
*
* At Application level ( WP install ) - Varnish OFF
* At server level is ON
* HTTP_X_VARNISH - has random numerical value
* HTTP_X_APPLICATION - contains value varnishpass
*
* @since 1.1.3
*/
function is_varnish_layer_started() {
$data = $_SERVER;
if ( ! isset( $data['HTTP_X_VARNISH'] ) ) {
return false;
}
if ( isset( $data['HTTP_X_VARNISH'] ) && isset( $data['HTTP_X_APPLICATION'] ) ) {
if ( 'varnishpass' === trim( $data['HTTP_X_APPLICATION'] ) ) {
return false;
} elseif ( 'bypass' === trim( $data['HTTP_X_APPLICATION'] ) ) {
return false;
} elseif ( is_null( $data['HTTP_X_APPLICATION'] ) ) {
return false;
}
}
if ( ! isset( $data['HTTP_X_APPLICATION'] ) ) {
return false;
}
return true;
}
/**
* Handles file writing.
* Using fopen() si a lot faster than file_put_contents().
*
* @param string $file_path
* @param string $content
*
* @return bool
* @since 1.1.3
*/
function breeze_read_write_file( $file_path = '', $content = '' ) {
if ( empty( $file_path ) ) {
return false;
}
if ( ( $handler = @fopen( $file_path, 'w' ) ) !== false ) { // phpcs:ignore
if ( ( @fwrite( $handler, $content ) ) !== false ) { // phpcs:ignore
@fclose( $handler ); // phpcs:ignore
}
}
}
function breeze_lock_cache_process( $path = '' ) {
$filename = 'process.lock';
$create_lock = fopen( $path . $filename, 'w' );
if ( false === $create_lock ) {
return false;
}
fclose( $create_lock );
return true;
}
function breeze_is_process_locked( $path = '' ) {
$filename = 'process.lock';
if ( file_exists( $path . $filename ) ) {
return true;
}
return false;
}
function breeze_unlock_process( $path = '' ) {
$filename = 'process.lock';
if ( file_exists( $path . $filename ) ) {
@unlink( $path . $filename );
return true;
}
return false;
}
function multisite_blog_id_config() {
global $blog_id;
$blog_id_requested = isset( $GLOBALS['breeze_config']['blog_id'] ) ? $GLOBALS['breeze_config']['blog_id'] : 0;
if ( ! empty( $blog_id_requested ) ) {
return $blog_id_requested;
}
if ( ! empty( $blog_id ) ) {
}
}
/**
* Purges the cache for a given URL.
* Varnish cache and local cache.
*
* @param string $url The url for which to purge the cache.
* @param false $purge_varnish If the check was already done for Varnish server On/OFF set to true.
* @param bool $check_varnish If the check for Varnish was not done, set to true to check Varnish server status inside the function.
*
* @since 1.1.10
*/
function breeze_varnish_purge_cache( $url = '', $purge_varnish = false, $check_varnish = true ) {
global $wp_filesystem;
// Making sure the filesystem is loaded.
if ( empty( $wp_filesystem ) ) {
require_once( ABSPATH . '/wp-admin/includes/file.php' );
WP_Filesystem();
}
// Clear the local cache using the product URL.
if ( ! empty( $url ) && $wp_filesystem->exists( breeze_get_cache_base_path() . md5( $url ) ) ) {
$wp_filesystem->rmdir( breeze_get_cache_base_path() . md5( $url ), true );
}
if ( false === $purge_varnish && true === $check_varnish ) {
// Checks if the Varnish server is ON.
$do_varnish_purge = is_varnish_cache_started();
if ( false === $do_varnish_purge ) {
return;
}
}
if ( false === $purge_varnish && false === $check_varnish ) {
return;
}
$parse_url = parse_url( $url );
$pregex = '';
// Default method is URLPURGE to purge only one object, this method is specific to cloudways configuration
$purge_method = 'URLPURGE';
// Use PURGE method when purging all site
if ( isset( $parse_url['query'] ) && ( 'breeze' === strtolower( $parse_url['query'] ) ) ) {
// The regex is not needed as cloudways configuration purge all the cache of the domain when a PURGE is done
$pregex = '.*';
$purge_method = 'PURGE';
}
// Determine the path
$url_path = '';
if ( isset( $parse_url['path'] ) ) {
$url_path = $parse_url['path'];
}
// Determine the schema
$schema = 'http://';
if ( isset( $parse_url['scheme'] ) ) {
$schema = $parse_url['scheme'] . '://';
}
// Determine the host
$host = $parse_url['host'];
$varnish_ip = Breeze_Options_Reader::get_option_value( 'breeze-varnish-server-ip' );
$varnish_host = isset( $varnish_ip ) ? $varnish_ip : '127.0.0.1';
$purgeme = $varnish_host . $url_path . $pregex;
if ( ! empty( $parse_url['query'] ) && 'breeze' !== strtolower( $parse_url['query'] ) ) {
$purgeme .= '?' . $parse_url['query'];
}
$ssl_verification = apply_filters( 'breeze_ssl_check_certificate', true );
if ( ! is_bool( $ssl_verification ) ) {
$ssl_verification = true;
}
if ( defined( 'WP_DEBUG' ) && true === WP_DEBUG ) {
$ssl_verification = false;
}
$request_args = array(
'method' => $purge_method,
'headers' => array(
'Host' => $host,
'User-Agent' => 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.36',
),
'sslverify' => $ssl_verification,
);
$response = wp_remote_request( $schema . $purgeme, $request_args );
if ( is_wp_error( $response ) || 200 !== (int) $response['response']['code'] ) {
if ( 'https://' === $schema ) {
$schema = 'http://';
} else {
$schema = 'https://';
}
wp_remote_request( $schema . $purgeme, $request_args );
}
}
/**
* Will ignore the files added into $minified_already array so that these files will not be minified twice.
*
* @param string $script_path local script path.
*
* @return bool
* @since 1.1.9
*/
function breeze_libraries_already_minified( $script_path = '' ) {
if ( empty( $script_path ) ) {
return false;
}
$minified_already = array(
'woocommerce-bookings/dist/frontend.js',
);
$library = explode( '/plugins/', $script_path );
if ( empty( $library ) || ! isset( $library[1] ) ) {
return false;
}
$library_path = $library[1];
if ( in_array( $library_path, $minified_already ) ) {
return true;
}
return false;
}
add_filter( 'breeze_js_ignore_minify', 'breeze_libraries_already_minified' );
/**
* Will check if there are any differences between saved option and default.
*
* if returns false, the nno changes occurred.
* If returns true, then there are differences.
*
* @param bool $is_network if it's called from multisite network.
*
* @return bool
* @since 1.2.1
*/
function breeze_is_delayjs_changed( $is_network = false, $blog_id = 0, $root = false ) {
if ( true === $is_network ) {
$saved_options = get_site_option( 'breeze_advanced_settings' );
} elseif ( true === $root ) {
$saved_options = get_blog_option( $blog_id, 'breeze_advanced_settings' );
} else {
$saved_options = get_option( 'breeze_advanced_settings' );
}
if ( ! isset( $saved_options['breeze-delay-js-scripts'] ) ) {
return true;
}
if ( empty( $saved_options['breeze-delay-js-scripts'] ) ) {
return true;
}
$saved_options['breeze-delay-js-scripts'] = array_filter( $saved_options['breeze-delay-js-scripts'] );
$default_values = array(
'gtag',
'document.write',
'html5.js',
'show_ads.js',
'google_ad',
'blogcatalog.com/w',
'tweetmeme.com/i',
'mybloglog.com/',
'histats.com/js',
'ads.smowtion.com/ad.js',
'statcounter.com/counter/counter.js',
'widgets.amung.us',
'ws.amazon.com/widgets',
'media.fastclick.net',
'/ads/',
'comment-form-quicktags/quicktags.php',
'edToolbar',
'intensedebate.com',
'scripts.chitika.net/',
'_gaq.push',
'jotform.com/',
'admin-bar.min.js',
'GoogleAnalyticsObject',
'plupload.full.min.js',
'syntaxhighlighter',
'adsbygoogle',
'gist.github.com',
'_stq',
'nonce',
'post_id',
'data-noptimize',
'googletagmanager',
);
$differences = array_diff( $saved_options['breeze-delay-js-scripts'], $default_values );
$differences_2 = array_diff( $default_values, $saved_options['breeze-delay-js-scripts'] );
if ( empty( $differences ) && empty( $differences_2 ) ) {
return false;
}
return true;
}
/**
* The Page is AMP so don't minifiy stuff.
* @return bool
* @since 1.2.3
*/
function breeze_is_amp_page() {
if ( function_exists( 'amp_is_request' ) && amp_is_request() ) {
return true;
}
return false;
}
function breeze_migrate_old_settings( $is_sigle = true, $subsite_id = 0, $is_root = false ) {
//If this is a single site.
if ( true === $is_sigle ) {
// if the option exists, then we do not need to do anything.
// This option is not available to Breeze versions < 2.0.0.
$new_option = breeze_get_option( 'file_settings', true );
if ( ! empty( $new_option ) ) {
return;
}
$get_current_basic = breeze_get_option( 'basic_settings', true );
$get_current_advanced = breeze_get_option( 'advanced_settings', true );
$get_current_varnish = breeze_get_option( 'varnish_cache', true );
$get_current_cdn = breeze_get_option( 'cdn_integration', true );
$options = array();
}
// if multisite then run code for sub-site.
if ( false === $is_sigle && ! empty( $subsite_id ) ) {
$subsite_id = absint( $subsite_id );
// if the option exists, then we do not need to do anything.
// This option is not available to Breeze versions < 2.0.0.
$new_option = get_blog_option( $subsite_id, 'breeze_file_settings', array() );
if ( ! empty( $new_option ) ) {
return;
}
$get_current_basic = get_blog_option( $subsite_id, 'breeze_basic_settings', array() );
$get_current_advanced = get_blog_option( $subsite_id, 'breeze_advanced_settings', array() );
$get_current_varnish = get_blog_option( $subsite_id, 'breeze_varnish_cache', array() );
$get_current_cdn = get_blog_option( $subsite_id, 'breeze_cdn_integration', array() );
}
// if multisite and network level.
if ( true === $is_root ) {
$new_option = get_site_option( 'breeze_file_settings', array() );
if ( ! empty( $new_option ) ) {
return;
}
$get_current_basic = get_site_option( 'breeze_basic_settings', array() );
$get_current_advanced = get_site_option( 'breeze_advanced_settings', array() );
$get_current_varnish = get_site_option( 'breeze_varnish_cache', array() );
$get_current_cdn = get_site_option( 'breeze_cdn_integration', array() );
}
if ( ! empty( $get_current_basic ) ) {
foreach ( $get_current_basic as $option_name => $value ) {
$options[ $option_name ] = $value;
}
}
if ( ! empty( $get_current_advanced ) ) {
foreach ( $get_current_advanced as $option_name => $value ) {
$options[ $option_name ] = $value;
}
}
if ( ! empty( $get_current_varnish ) ) {
foreach ( $get_current_varnish as $option_name => $value ) {
$options[ $option_name ] = $value;
}
}
if ( ! empty( $get_current_cdn ) ) {
foreach ( $get_current_cdn as $option_name => $value ) {
$options[ $option_name ] = $value;
}
}
$basic = array(
'breeze-active' => ( isset( $options['breeze-active'] ) ? $options['breeze-active'] : '1' ),
'breeze-cross-origin' => ( isset( $options['breeze-cross-origin'] ) ? $options['breeze-cross-origin'] : '0' ),
'breeze-disable-admin' => ( isset( $options['breeze-disable-admin'] ) ? $options['breeze-disable-admin'] : array() ),
'breeze-gzip-compression' => ( isset( $options['breeze-gzip-compression'] ) ? $options['breeze-gzip-compression'] : '1' ),
'breeze-browser-cache' => ( isset( $options['breeze-browser-cache'] ) ? $options['breeze-browser-cache'] : '1' ),
'breeze-lazy-load' => ( isset( $options['breeze-lazy-load'] ) ? $options['breeze-lazy-load'] : '0' ),
'breeze-lazy-load-native' => ( isset( $options['breeze-lazy-load-native'] ) ? $options['breeze-lazy-load-native'] : '0' ),
'breeze-desktop-cache' => '1',
'breeze-mobile-cache' => '1',
'breeze-display-clean' => '1',
'breeze-ttl' => ( isset( $options['breeze-ttl'] ) ? $options['breeze-ttl'] : 1440 ),
);
$file = array(
'breeze-minify-html' => ( isset( $options['breeze-minify-html'] ) ? $options['breeze-minify-html'] : '0' ),
// --
'breeze-minify-css' => ( isset( $options['breeze-minify-css'] ) ? $options['breeze-minify-css'] : '0' ),
'breeze-font-display-swap' => ( isset( $options['breeze-font-display-swap'] ) ? $options['breeze-font-display-swap'] : '0' ),
'breeze-group-css' => ( isset( $options['breeze-group-css'] ) ? $options['breeze-group-css'] : '0' ),
'breeze-exclude-css' => ( isset( $options['breeze-exclude-css'] ) ? $options['breeze-exclude-css'] : array() ),
'breeze-include-inline-css' => ( isset( $options['breeze-include-inline-css'] ) ? $options['breeze-include-inline-css'] : '0' ),
// --
'breeze-minify-js' => ( isset( $options['breeze-minify-js'] ) ? $options['breeze-minify-js'] : '0' ),
'breeze-group-js' => ( isset( $options['breeze-group-js'] ) ? $options['breeze-group-js'] : '0' ),
'breeze-include-inline-js' => ( isset( $options['breeze-include-inline-js'] ) ? $options['breeze-include-inline-js'] : '0' ),
'breeze-exclude-js' => ( isset( $options['breeze-exclude-js'] ) ? $options['breeze-exclude-js'] : array() ),
'breeze-move-to-footer-js' => ( isset( $options['breeze-move-to-footer-js'] ) ? $options['breeze-move-to-footer-js'] : array() ),
'breeze-defer-js' => ( isset( $options['breeze-defer-js'] ) ? $options['breeze-defer-js'] : array() ),
'breeze-delay-all-js' => ( isset( $options['breeze-delay-all-js'] ) ? $options['breeze-delay-all-js'] : '0' ),
'breeze-enable-js-delay' => ( isset( $options['breeze-enable-js-delay'] ) ? $options['breeze-enable-js-delay'] : '0' ),
'breeze-delay-js-scripts' => ( isset( $options['breeze-delay-js-scripts'] ) ? $options['breeze-delay-js-scripts'] : array() ),
'no-breeze-no-delay-js' => ( isset( $options['no-breeze-no-delay-js'] ) ? $options['no-breeze-no-delay-js'] : array() ),
);
$preload = array(
'breeze-preload-fonts' => ( isset( $options['breeze-preload-fonts'] ) ? $options['breeze-preload-fonts'] : array() ),
'breeze-preload-links' => ( isset( $options['breeze-preload-links'] ) ? $options['breeze-preload-links'] : '1' ),
);
$advanced = array(
'breeze-exclude-urls' => ( isset( $options['breeze-exclude-urls'] ) ? $options['breeze-exclude-urls'] : array() ),
'cached-query-strings' => ( isset( $options['cached-query-strings'] ) ? $options['cached-query-strings'] : array() ),
'breeze-wp-emoji' => ( isset( $options['breeze-wp-emoji'] ) ? $options['breeze-wp-emoji'] : '0' ),
);
$wp_content = substr( WP_CONTENT_DIR, strlen( ABSPATH ) );
$cdn = array(
'cdn-active' => ( isset( $options['cdn-active'] ) ? $options['cdn-active'] : '0' ),
'cdn-relative-path' => ( isset( $options['cdn-relative-path'] ) ? $options['cdn-relative-path'] : '1' ),
'cdn-url' => ( isset( $options['cdn-url'] ) ? $options['cdn-url'] : '' ),
'cdn-content' => ( isset( $options['cdn-content'] ) ? $options['cdn-content'] : array( 'wp-includes', $wp_content ) ),
'cdn-exclude-content' => ( isset( $options['cdn-exclude-content'] ) ? $options['cdn-exclude-content'] : array( '.php' ) ),
);
$varnish = array(
'auto-purge-varnish' => ( isset( $options['auto-purge-varnish'] ) ? $options['auto-purge-varnish'] : '1' ),
'breeze-varnish-server-ip' => ( isset( $options['breeze-varnish-server-ip'] ) ? $options['breeze-varnish-server-ip'] : '127.0.0.1' ),
);
if ( true === $is_sigle ) {
breeze_update_option( 'basic_settings', $basic, true );
breeze_update_option( 'file_settings', $file, true );
breeze_update_option( 'preload_settings', $preload, true );
breeze_update_option( 'advanced_settings', $advanced, true );
breeze_update_option( 'cdn_integration', $cdn, true );
breeze_update_option( 'varnish_cache', $varnish, true );
}
if ( false === $is_sigle && ! empty( $subsite_id ) ) {
update_blog_option( $subsite_id, 'breeze_basic_settings', $basic );
update_blog_option( $subsite_id, 'breeze_file_settings', $file );
update_blog_option( $subsite_id, 'breeze_preload_settings', $preload );
update_blog_option( $subsite_id, 'breeze_advanced_settings', $advanced );
update_blog_option( $subsite_id, 'breeze_cdn_integration', $cdn );
update_blog_option( $subsite_id, 'breeze_varnish_cache', $varnish );
}
if ( true === $is_root ) {
update_site_option( 'breeze_basic_settings', $basic );
update_site_option( 'breeze_file_settings', $file );
update_site_option( 'breeze_preload_settings', $preload );
update_site_option( 'breeze_advanced_settings', $advanced );
update_site_option( 'breeze_cdn_integration', $cdn );
update_site_option( 'breeze_varnish_cache', $varnish );
}
}
function breeze_rtrim_urls( $url ) {
if ( empty( $url ) ) {
$url = '';
}
return rtrim( $url, '/' );
}
/**
* Check the CDN url to see if it's safe to use.
*
* @param $cdn_url
*
* @return false|string
* @since 2.0.11
*/
function breeze_static_check_cdn_url( $cdn_url ) {
if ( empty( trim( $cdn_url ) ) ) {
return false;
}
$breeze_user_agent = 'breeze-cdn-check-help-user';
$verify_host = 2;
$ssl_verification = apply_filters( 'breeze_ssl_check_certificate', true );
if ( ! is_bool( $ssl_verification ) ) {
$ssl_verification = true;
}
if ( defined( 'WP_DEBUG' ) && true === WP_DEBUG ) {
$ssl_verification = false;
$verify_host = 0;
}
$cdn_url = ltrim( $cdn_url, 'https:' );
$cdn_url = 'https:' . $cdn_url;
if ( false === filter_var( $cdn_url, FILTER_VALIDATE_URL ) ) {
return false;
}
$connection = curl_init( 'https://sitecheck.sucuri.net/api/v3/?scan=' . $cdn_url );
curl_setopt( $connection, CURLOPT_RETURNTRANSFER, true );
curl_setopt( $connection, CURLOPT_SSL_VERIFYHOST, $verify_host );
curl_setopt( $connection, CURLOPT_SSL_VERIFYPEER, $ssl_verification );
curl_setopt( $connection, CURLOPT_USERAGENT, $breeze_user_agent );
curl_setopt( $connection, CURLOPT_REFERER, home_url() );
/**
* Accept up to 3 maximum redirects before cutting the connection.
*/
curl_setopt( $connection, CURLOPT_MAXREDIRS, 3 );
curl_setopt( $connection, CURLOPT_FOLLOWLOCATION, true );
$the_json = curl_exec( $connection );
curl_close( $connection );
$is_json = json_decode( $the_json, true );
if ( $is_json === null && json_last_error() !== JSON_ERROR_NONE ) {
// incorrect data show error message
$is_safe = false;
} else {
// decoded with success
$is_safe = false;
if ( isset( $is_json['warnings'], $is_json['warnings']['security'], $is_json['warnings']['security']['malware'] ) ) {
$is_safe = 'warning';
}
}
return $is_safe;
}
/**
* Fetch homepage headers by cURL ping no cache.
*
* @param int $retry How many retries.
* @param int $time_fresh If you want to use a custom number instead of time.
* @param boolean $use_headers whether to use the function stream_context_set_default
*
* @return bool|array
*/
function breeze_helper_fetch_headers( int $retry = 1, int $time_fresh = 0, bool $use_headers = false ){
// Code specific for Cloudways Server.
// use time to get un-cached version.
if ( empty( $time_fresh ) ) {
$time_fresh = time();
}
$url_ping = trim( trailingslashit( home_url() ) . '?no-cache=' . $time_fresh );
$url_ping = str_replace( 'http://', 'https://', $url_ping );
if ( true === $use_headers ) {
$ssl_verification = apply_filters( 'breeze_ssl_check_certificate', true );
if ( ! is_bool( $ssl_verification ) ) {
$ssl_verification = true;
}
if ( defined( 'WP_DEBUG' ) && true === WP_DEBUG ) {
$ssl_verification = false;
}
// Making sure the request is only for HEADER info without getting the content from the page
$context_options = array(
'http' => array(
'method' => 'HEAD',
'follow_location' => 1,
),
'ssl' => array(
'verify_peer' => $ssl_verification,
),
);
stream_context_set_default( $context_options );
$headers = get_headers( $url_ping, 1 );
if ( empty( $headers ) ) {
$use_headers = false;
} else {
$headers = array_change_key_case( $headers, CASE_LOWER );
}
}
if ( false === $use_headers ) {
$curl = curl_init();
curl_setopt_array(
$curl,
array(
CURLOPT_URL => $url_ping,
CURLOPT_RETURNTRANSFER => true,
CURLOPT_HEADER => true,
CURLOPT_NOBODY => true,
CURLOPT_ENCODING => '',
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 0,
CURLOPT_FOLLOWLOCATION => true,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => 'GET',
)
);
// this function is called by curl for each header received
curl_setopt(
$curl,
CURLOPT_HEADERFUNCTION,
function ( $curl, $header ) use ( &$curl_header ) {
$len = strlen( $header );
$header = explode( ':', $header, 2 );
if ( count( $header ) < 2 ) { // ignore invalid headers
return $len;
}
$curl_header[ strtolower( trim( $header[0] ) ) ][] = trim( $header[1] );
return $len;
}
);
curl_exec( $curl );
curl_close( $curl );
$headers = array();
if ( is_array( $curl_header ) && ! empty( $curl_header ) ) {
foreach($curl_header as $header_key => $header_array_value){
if(is_array($header_array_value)){
$header_array_value = array_pop( $header_array_value);
}
$headers[$header_key] = $header_array_value;
}
}
}
if ( empty( $headers ) ) {
return false;
}
return $headers;
}