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<?php
defined( 'ABSPATH' ) || exit;
/**
* Remove HTTP protocol on script, link, img and form tags.
*
* @since 2.7
* @deprecated 3.14
*
* @param string $buffer HTML content.
* @return string Updated HTML content
*/
function rocket_protocol_rewrite( $buffer ) {
_deprecated_function( __FUNCTION__, '3.14' );
$re = "/(<(script|link|img|form)([^>]*)(href|src|action)=[\"'])https?:\\/\\//i";
$subst = '$1//';
$return = preg_replace( $re, $subst, $buffer );
if ( $return ) {
$buffer = $return;
}
return $buffer;
}
/**
* Remove HTTP protocol on srcset attribute generated by WordPress
*
* @since 2.7
* @deprecated 3.14
*
* @param array $sources an Array of images sources for srcset.
* @return array Updated array of images sources
*/
function rocket_protocol_rewrite_srcset( $sources ) {
_deprecated_function( __FUNCTION__, '3.14' );
if ( (bool) $sources ) {
foreach ( $sources as $i => $source ) {
$sources[ $i ]['url'] = str_replace( [ 'http:', 'https:' ], '', $source['url'] );
}
}
return $sources;
}
/**
* Check if request is from Cloudflare
*
* @since 3.4.1
* @author Soponar Cristina
*
* @return bool
*/
function rocket_is_cloudflare() {
_deprecated_function( __FUNCTION__, '3.14' );
if ( ! isset( $_SERVER['HTTP_CF_CONNECTING_IP'] ) ) {
return false;
}
// Check if original ip has already been restored, e.g. by nginx - assume it was from cloudflare then.
if ( isset( $_SERVER['REMOTE_ADDR'] ) && $_SERVER['REMOTE_ADDR'] === $_SERVER['HTTP_CF_CONNECTING_IP'] ) {
return true;
}
return rocket_is_cf_ip();
}
/**
* Check if a request comes from a CloudFlare IP.
*
* @since 3.4.1
* @author Soponar Cristina
*
* @return bool
*/
function rocket_is_cf_ip() {
_deprecated_function( __FUNCTION__, '3.14' );
// Store original remote address in $original_ip.
$original_ip = filter_input( INPUT_SERVER, 'REMOTE_ADDR', FILTER_VALIDATE_IP );
if ( ! isset( $original_ip ) ) {
return false;
}
$cf_ips_values = get_transient( 'rocket_cloudflare_ips' );
// Cloudflare IPS should always be populated because the code runs before loading Cloudflare addon.
if ( false === $cf_ips_values ) {
$cf_ips_values = (object) [
'success' => true,
'result' => (object) [],
];
$cf_ips_values->result->ipv4_cidrs = [
'103.21.244.0/22',
'103.22.200.0/22',
'103.31.4.0/22',
'104.16.0.0/12',
'108.162.192.0/18',
'131.0.72.0/22',
'141.101.64.0/18',
'162.158.0.0/15',
'172.64.0.0/13',
'173.245.48.0/20',
'188.114.96.0/20',
'190.93.240.0/20',
'197.234.240.0/22',
'198.41.128.0/17',
];
$cf_ips_values->result->ipv6_cidrs = [
'2400:cb00::/32',
'2405:8100::/32',
'2405:b500::/32',
'2606:4700::/32',
'2803:f800::/32',
'2c0f:f248::/32',
'2a06:98c0::/29',
];
}
if ( strpos( $original_ip, ':' ) === false ) {
$cf_ip_ranges = $cf_ips_values->result->ipv4_cidrs;
foreach ( $cf_ip_ranges as $range ) {
if ( rocket_ipv4_in_range( $original_ip, $range ) ) {
return true;
}
}
} else {
$cf_ip_ranges = $cf_ips_values->result->ipv6_cidrs;
$ipv6 = get_rocket_ipv6_full( $original_ip );
foreach ( $cf_ip_ranges as $range ) {
if ( rocket_ipv6_in_range( $ipv6, $range ) ) {
return true;
}
}
}
return false;
}
/**
* Fixes Cloudflare Flexible SSL redirect loop
*
* @since 3.4.1
* @author Soponar Cristina
*/
function rocket_fix_cf_flexible_ssl() {
_deprecated_function( __FUNCTION__, '3.14' );
$is_cf = rocket_is_cloudflare();
if ( $is_cf ) {
// Fixes Flexible SSL.
if ( isset( $_SERVER['HTTP_X_FORWARDED_PROTO'] ) && 'https' === $_SERVER['HTTP_X_FORWARDED_PROTO'] ) {
$_SERVER['HTTPS'] = 'on';
}
}
}
/*
* ip_in_range.php - Function to determine if an IP is located in a
* specific range as specified via several alternative
* formats.
*
* Network ranges can be specified as:
* 1. Wildcard format: 1.2.3.*
* 2. CIDR format: 1.2.3/24 OR 1.2.3.4/255.255.255.0
* 3. Start-End IP format: 1.2.3.0-1.2.3.255
*
* Return value BOOLEAN : ip_in_range($ip, $range);
*
* Copyright 2008: Paul Gregg <pgregg@pgregg.com>
* 10 January 2008
* Version: 1.2
*
* Source website: http://www.pgregg.com/projects/php/ip_in_range/
* Version 1.2
*
* This software is Donationware - if you feel you have benefited from
* the use of this tool then please consider a donation. The value of
* which is entirely left up to your discretion.
* http://www.pgregg.com/donate/
*
* Please do not remove this header, or source attibution from this file.
*/
/*
* Modified by James Greene <james@cloudflare.com> to include IPV6 support
* (original version only supported IPV4).
* 21 May 2012
*/
// In order to simplify working with IP addresses (in binary) and their
// netmasks, it is easier to ensure that the binary strings are padded
// with zeros out to 32 characters - IP addresses are 32 bit numbers
function rocket_decbin32($dec) {
_deprecated_function( __FUNCTION__, '3.14' );
return str_pad(decbin($dec), 32, '0', STR_PAD_LEFT);
}
// This function takes 2 arguments, an IP address and a "range" in several
// different formats.
// Network ranges can be specified as:
// 1. Wildcard format: 1.2.3.*
// 2. CIDR format: 1.2.3/24 OR 1.2.3.4/255.255.255.0
// 3. Start-End IP format: 1.2.3.0-1.2.3.255
// The function will return true if the supplied IP is within the range.
// Note little validation is done on the range inputs - it expects you to
// use one of the above 3 formats.
function rocket_ipv4_in_range($ip, $range) {
_deprecated_function( __FUNCTION__, '3.14' );
if (strpos($range, '/') !== false) {
// $range is in IP/NETMASK format
list($range, $netmask) = explode('/', $range, 2);
if (strpos($netmask, '.') !== false) {
// $netmask is a 255.255.0.0 format
$netmask = str_replace('*', '0', $netmask);
$netmask_dec = ip2long($netmask);
return ( (ip2long($ip) & $netmask_dec) == (ip2long($range) & $netmask_dec) );
} else {
// $netmask is a CIDR size block
// fix the range argument
$x = explode('.', $range);
while(count($x)<4) $x[] = '0';
list($a,$b,$c,$d) = $x;
$range = sprintf("%u.%u.%u.%u", empty($a)?'0':$a, empty($b)?'0':$b,empty($c)?'0':$c,empty($d)?'0':$d);
$range_dec = ip2long($range);
$ip_dec = ip2long($ip);
# Strategy 1 - Create the netmask with 'netmask' 1s and then fill it to 32 with 0s
#$netmask_dec = bindec(str_pad('', $netmask, '1') . str_pad('', 32-$netmask, '0'));
# Strategy 2 - Use math to create it
$wildcard_dec = pow(2, (32-$netmask)) - 1;
$netmask_dec = ~ $wildcard_dec;
return (($ip_dec & $netmask_dec) == ($range_dec & $netmask_dec));
}
} else {
// range might be 255.255.*.* or 1.2.3.0-1.2.3.255
if (strpos($range, '*') !==false) { // a.b.*.* format
// Just convert to A-B format by setting * to 0 for A and 255 for B
$lower = str_replace('*', '0', $range);
$upper = str_replace('*', '255', $range);
$range = "$lower-$upper";
}
if (strpos($range, '-')!==false) { // A-B format
list($lower, $upper) = explode('-', $range, 2);
$lower_dec = (float)sprintf("%u",ip2long($lower));
$upper_dec = (float)sprintf("%u",ip2long($upper));
$ip_dec = (float)sprintf("%u",ip2long($ip));
return ( ($ip_dec>=$lower_dec) && ($ip_dec<=$upper_dec) );
}
return false;
}
}
function rocket_ip2long6($ip) {
_deprecated_function( __FUNCTION__, '3.14' );
if (substr_count($ip, '::')) {
$ip = str_replace('::', str_repeat(':0000', 8 - substr_count($ip, ':')) . ':', $ip);
}
$ip = explode(':', $ip);
$r_ip = '';
foreach ($ip as $v) {
$r_ip .= str_pad( base_convert( preg_replace("/[^0-9a-fA-F]/", "", $v ), 16, 2 ), 16, 0, STR_PAD_LEFT );
}
return base_convert($r_ip, 2, 10);
}
// Get the ipv6 full format and return it as a decimal value.
function get_rocket_ipv6_full($ip) {
_deprecated_function( __FUNCTION__, '3.14' );
$pieces = explode ("/", $ip, 2);
$left_piece = $pieces[0];
$right_piece = null;
if (count($pieces) > 1) $right_piece = $pieces[1];
// Extract out the main IP pieces
$ip_pieces = explode("::", $left_piece, 2);
$main_ip_piece = $ip_pieces[0];
$last_ip_piece = "";
if (count($ip_pieces) > 1) $last_ip_piece = $ip_pieces[1];
// Pad out the shorthand entries.
$main_ip_pieces = explode(":", $main_ip_piece);
foreach($main_ip_pieces as $key=>$val) {
$main_ip_pieces[$key] = str_pad($main_ip_pieces[$key], 4, "0", STR_PAD_LEFT);
}
// Check to see if the last IP block (part after ::) is set
$last_piece = "";
$size = count($main_ip_pieces);
if (trim($last_ip_piece) != "") {
$last_piece = str_pad($last_ip_piece, 4, "0", STR_PAD_LEFT);
// Build the full form of the IPV6 address considering the last IP block set
for ($i = $size; $i < 7; $i++) {
$main_ip_pieces[$i] = "0000";
}
$main_ip_pieces[7] = $last_piece;
}
else {
// Build the full form of the IPV6 address
for ($i = $size; $i < 8; $i++) {
$main_ip_pieces[$i] = "0000";
}
}
// Rebuild the final long form IPV6 address
$final_ip = implode(":", $main_ip_pieces);
return rocket_ip2long6($final_ip);
}
// Determine whether the IPV6 address is within range.
// $ip is the IPV6 address in decimal format to check if its within the IP range created by the cloudflare IPV6 address, $range_ip.
// $ip and $range_ip are converted to full IPV6 format.
// Returns true if the IPV6 address, $ip, is within the range from $range_ip. False otherwise.
function rocket_ipv6_in_range($ip, $range_ip) {
_deprecated_function( __FUNCTION__, '3.14' );
$pieces = explode ("/", $range_ip, 2);
$left_piece = $pieces[0];
$right_piece = $pieces[1];
// Extract out the main IP pieces
$ip_pieces = explode("::", $left_piece, 2);
$main_ip_piece = $ip_pieces[0];
$last_ip_piece = $ip_pieces[1];
// Pad out the shorthand entries.
$main_ip_pieces = explode(":", $main_ip_piece);
foreach($main_ip_pieces as $key=>$val) {
$main_ip_pieces[$key] = str_pad($main_ip_pieces[$key], 4, "0", STR_PAD_LEFT);
}
// Create the first and last pieces that will denote the IPV6 range.
$first = $main_ip_pieces;
$last = $main_ip_pieces;
// Check to see if the last IP block (part after ::) is set
$last_piece = "";
$size = count($main_ip_pieces);
if (trim($last_ip_piece) != "") {
$last_piece = str_pad($last_ip_piece, 4, "0", STR_PAD_LEFT);
// Build the full form of the IPV6 address considering the last IP block set
for ($i = $size; $i < 7; $i++) {
$first[$i] = "0000";
$last[$i] = "ffff";
}
$main_ip_pieces[7] = $last_piece;
}
else {
// Build the full form of the IPV6 address
for ($i = $size; $i < 8; $i++) {
$first[$i] = "0000";
$last[$i] = "ffff";
}
}
// Rebuild the final long form IPV6 address
$first = rocket_ip2long6(implode(":", $first));
$last = rocket_ip2long6(implode(":", $last));
$in_range = ($ip >= $first && $ip <= $last);
return $in_range;
}
/**
* Filter plugin fetching API results to inject Imagify
*
* @since 2.10.7
* @since 3.14.2 deprecated
* @author Remy Perona
*
* @param object|WP_Error $result Response object or WP_Error.
* @param string $action The type of information being requested from the Plugin Install API.
* @param object $args Plugin API arguments.
*
* @return array Updated array of results
*/
function rocket_add_imagify_api_result( $result, $action, $args ) {
if ( empty( $args->browse ) ) {
return $result;
}
if ( 'featured' !== $args->browse && 'recommended' !== $args->browse && 'popular' !== $args->browse ) {
return $result;
}
if ( ! isset( $result->info['page'] ) || 1 < $result->info['page'] ) {
return $result;
}
if ( is_plugin_active( 'imagify/imagify.php' ) || is_plugin_active_for_network( 'imagify/imagify.php' ) ) {
return $result;
}
// grab all slugs from the api results.
$result_slugs = wp_list_pluck( $result->plugins, 'slug' );
if ( in_array( 'imagify', $result_slugs, true ) ) {
return $result;
}
$query_args = [
'slug' => 'imagify',
'fields' => [
'icons' => true,
'active_installs' => true,
'short_description' => true,
'group' => true,
],
];
$imagify_data = plugins_api( 'plugin_information', $query_args );
if ( is_wp_error( $imagify_data ) ) {
return $result;
}
if ( 'featured' === $args->browse ) {
array_push( $result->plugins, $imagify_data );
} else {
array_unshift( $result->plugins, $imagify_data );
}
return $result;
}
