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kevinpareek/cloudflare_cdn.php

Created December 23, 2019 05:02
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cloudflare_cdn.php
<?php
/**
* @ author https://www.kevinpareek.com
* @ Monday, 23 December 2019
**/
class CdnWPFC{
public static function cloudflare_clear_cache($email = false, $key = false, $zoneid = false){
if(!$email && !$key && !$zoneid){
if($cdn_values = get_option("WpFastestCacheCDN")){
$std_obj = json_decode($cdn_values);
foreach ($std_obj as $key => $value) {
if($value->id == "cloudflare"){
$email = $value->cdnurl;
$key = $value->originurl;
break;
}
}
if($email && $key){
$zone = self::cloudflare_get_zone_id($email, $key, false);
if($zone["success"]){
$zoneid = $zone["zoneid"];
}
}
}
}
if($email && $key && $zoneid){
$header = array("method" => "DELETE",
'headers' => array(
//"X-Auth-Email" => $email,
"Authorization" => "Bearer ".$key,
"Content-Type" => "application/json"
),
"body" => '{"purge_everything":true}'
);
$response = wp_remote_request('https://api.cloudflare.com/client/v4/zones/'.$zoneid.'/purge_cache', $header);
}
}
public static function cloudflare_disable_rocket_loader($email = false, $key = false, $zoneid = false){
if($email && $key && $zoneid){
$header = array("method" => "PATCH",
'headers' => array(
//"X-Auth-Email" => $email,
"Authorization" => "Bearer ".$key,
"Content-Type" => "application/json"
),
'body' => '{"value":"off"}'
);
$response = wp_remote_request('https://api.cloudflare.com/client/v4/zones/'.$zoneid.'/settings/rocket_loader', $header);
if(!$response || is_wp_error($response)){
return array("success" => false, "error_message" => "Unable to disable rocket loader option");
}else{
$body = json_decode(wp_remote_retrieve_body($response));
if($body->success){
return array("success" => true);
}else if(isset($body->errors) && isset($body->errors[0])){
return array("success" => false, "error_message" => $body->errors[0]->message);
}else{
return array("success" => false, "error_message" => "Unknown error: 101");
}
}
return array("success" => false, "error_message" => "Unknown error");
}
}
public static function cloudflare_set_browser_caching($email = false, $key = false, $zoneid = false){
if($email && $key && $zoneid){
$header = array("method" => "PATCH",
'headers' => array(
//"X-Auth-Email" => $email,
"Authorization" => "Bearer ".$key,
"Content-Type" => "application/json"
),
'body' => '{"value":16070400}'
);
$response = wp_remote_request('https://api.cloudflare.com/client/v4/zones/'.$zoneid.'/settings/browser_cache_ttl', $header);
if(!$response || is_wp_error($response)){
return array("success" => false, "error_message" => "Unable to disable rocket loader option");
}else{
$body = json_decode(wp_remote_retrieve_body($response));
if($body->success){
return array("success" => true);
}else if(isset($body->errors) && isset($body->errors[0])){
return array("success" => false, "error_message" => $body->errors[0]->message);
}else{
return array("success" => false, "error_message" => "Unknown error: 101");
}
}
return array("success" => false, "error_message" => "Unknown error");
}
}
public static function cloudflare_disable_minify($email = false, $key = false, $zoneid = false){
if($email && $key && $zoneid){
$header = array("method" => "PATCH",
'headers' => array(
//"X-Auth-Email" => $email,
"Authorization" => "Bearer ".$key,
"Content-Type" => "application/json"
),
'body' => '{"value":{"css":"off","html":"off","js":"off"}}'
);
$response = wp_remote_request('https://api.cloudflare.com/client/v4/zones/'.$zoneid.'/settings/minify', $header);
if(!$response || is_wp_error($response)){
return array("success" => false, "error_message" => "Unable to disable minify options");
}else{
$body = json_decode(wp_remote_retrieve_body($response));
if($body->success){
return array("success" => true);
}else if(isset($body->errors) && isset($body->errors[0])){
return array("success" => false, "error_message" => $body->errors[0]->message);
}else{
return array("success" => false, "error_message" => "Unknown error: 101");
}
}
return array("success" => false, "error_message" => "Unknown error");
}else{
wp_die("bad request");
}
}
public static function cloudflare_get_zone_id($email = false, $key = false){
$hostname = preg_replace("/^(https?\:\/\/)?(www\d*\.)?/", "", $_SERVER["HTTP_HOST"]);
$header = array("method" => "GET",
'headers' => array(
//"X-Auth-Email" => $email,
"Authorization" => "Bearer ".$key,
"Content-Type" => "application/json"
),
);
/*
status=active has been removed because status may be "pending"
*/
$response = wp_remote_request('https://api.cloudflare.com/client/v4/zones/?page=1&per_page=1000', $header);
if(!$response || is_wp_error($response)){
$res = array("success" => false, "error_message" => $response->get_error_message());
}else{
$zone = json_decode(wp_remote_retrieve_body($response));
if(isset($zone->errors) && isset($zone->errors[0])){
$res = array("success" => false, "error_message" => $zone->errors[0]->message);
}else{
if(isset($zone->result) && isset($zone->result[0])){
foreach ($zone->result as $zone_key => $zone_value) {
if(preg_match("/".$zone_value->name."/", $hostname)){
$res = array("success" => true,
"zoneid" => $zone_value->id,
"plan" => $zone_value->plan->legacy_id);
}
}
if(!$res["success"]){
$res = array("success" => false, "error_message" => "No zone name ".$hostname);
}
}else{
$res = array("success" => false, "error_message" => "There is no zone");
}
}
}
return $res;
}
public static function cloudflare_remove_webp(){
$path = ABSPATH.".htaccess";
if(file_exists($path)){
if(is_writable($path)){
$htaccess = file_get_contents($path);
$htaccess = preg_replace("/#\s?BEGIN\s?WEBPWpFastestCache.*?#\s?END\s?WEBPWpFastestCache/s", "", $htaccess);
file_put_contents($path, $htaccess);
}
}
}
public static function cloudflare_change_settings(){
//admin OR author OR editor
if(current_user_can('manage_options') || current_user_can('delete_published_posts') || current_user_can('edit_published_posts')){
if(isset($_GET["url"]) && isset($_GET["origin_url"])){
$email = $_GET["url"];
$key = $_GET["origin_url"];
}
$zone = CdnWPFC::cloudflare_get_zone_id($email, $key);
if($zone["success"]){
$minify = CdnWPFC::cloudflare_disable_minify($email, $key, $zone["zoneid"]);
$rocket_loader = CdnWPFC::cloudflare_disable_rocket_loader($email, $key, $zone["zoneid"]);
$purge_cache = CdnWPFC::cloudflare_clear_cache($email, $key, $zone["zoneid"]);
$browser_caching = CdnWPFC::cloudflare_set_browser_caching($email, $key, $zone["zoneid"]);
if($zone["plan"] == "free"){
CdnWPFC::cloudflare_remove_webp();;
}
if($minify["success"]){
if($rocket_loader["success"]){
if($browser_caching["success"]){
$res = array("success" => true);
}else{
$res = array("success" => false, "error_message" => $browser_caching["error_message"]);
}
}else{
$res = array("success" => false, "error_message" => $rocket_loader["error_message"]);
}
}else{
$res = array("success" => false, "error_message" => $minify["error_message"]);
}
}else{
$res = $zone;
}
wp_send_json($res);
}else{
wp_die("Must be admin");
}
}
public static function check_url(){
if(current_user_can('manage_options')){
if(isset($_GET["type"]) && $_GET["type"] == "cloudflare"){
CdnWPFC::cloudflare_change_settings();
}
if(preg_match("/wp\.com/", $_GET["url"]) || $_GET["url"] == "random"){
wp_send_json(array("success" => true));
}
$host = str_replace("www.", "", $_SERVER["HTTP_HOST"]);
$_GET["url"] = esc_url_raw($_GET["url"]);
if(!preg_match("/^http/", $_GET["url"])){
$_GET["url"] = "http://".$_GET["url"];
}
$response = wp_remote_get($_GET["url"], array('timeout' => 20, 'user-agent' => "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:64.0) Gecko/20100101 Firefox/64.0"));
$header = wp_remote_retrieve_headers($response);
if ( !$response || is_wp_error( $response ) ) {
$res = array("success" => false, "error_message" => $response->get_error_message());
if($response->get_error_code() == "http_request_failed"){
if($response->get_error_message() == "Failure when receiving data from the peer"){
$res = array("success" => true);
}else if(preg_match("/cURL\serror\s6/i", $response->get_error_message())){
//cURL error 6: Couldn't resolve host
if(preg_match("/".preg_quote($host, "/")."/i", $_GET["url"])){
$res = array("success" => true);
}
}
}
}else{
$response_code = wp_remote_retrieve_response_code( $response );
if($response_code == 200){
$res = array("success" => true);
}else{
if(method_exists($response, "get_error_message")){
$res = array("success" => false, "error_message" => $response->get_error_message());
}else{
$res = array("success" => false, "error_message" => wp_remote_retrieve_response_message($response));
}
if(isset($header["server"]) && preg_match("/squid/i", $header["server"])){
$res = array("success" => true);
}
if(($response_code == 401) && (preg_match("/res\.cloudinary\.com/i", $_GET["url"]))){
$res = array("success" => true);
}
if(($response_code == 403) && (preg_match("/stackpathdns\.com/i", $_GET["url"]))){
$res = array("success" => true);
}
}
}
wp_send_json($res);
}else{
wp_die("Must be admin");
}
}
public static function cdn_options(){
if(current_user_can('manage_options')){
$cdn_values = get_option("WpFastestCacheCDN");
if($cdn_values){
echo $cdn_values;
}else{
echo json_encode(array("success" => false));
}
exit;
}else{
wp_die("Must be admin");
}
}
public static function remove_cdn_integration(){
if(current_user_can('manage_options')){
$cdn_values = get_option("WpFastestCacheCDN");
if($cdn_values){
$std_obj = json_decode($cdn_values);
$cdn_values_arr = array();
if(is_array($std_obj)){
$cdn_values_arr = $std_obj;
}else{
array_push($cdn_values_arr, $std_obj);
}
foreach ($cdn_values_arr as $cdn_key => $cdn_value) {
if($cdn_value->id == "amazonaws" || $cdn_value->id == "keycdn" || $cdn_value->id == "cdn77"){
$cdn_value->id = "other";
}
if($cdn_value->id == $_POST["id"]){
unset($cdn_values_arr[$cdn_key]);
}
}
$cdn_values_arr = array_values($cdn_values_arr);
}
if(count($cdn_values_arr) > 0){
update_option("WpFastestCacheCDN", json_encode($cdn_values_arr));
}else{
delete_option("WpFastestCacheCDN");
}
echo json_encode(array("success" => true));
exit;
}else{
wp_die("Must be admin");
}
}
public static function cdn_template(){
if(current_user_can('manage_options')){
if($_POST["id"] == "maxcdn"){
$path = WPFC_MAIN_PATH."templates/cdn/maxcdn.php";
}else if($_POST["id"] == "other"){
$path = WPFC_MAIN_PATH."templates/cdn/other.php";
}else if($_POST["id"] == "photon"){
$path = WPFC_MAIN_PATH."templates/cdn/photon.php";
}else if($_POST["id"] == "cloudflare"){
$path = WPFC_MAIN_PATH."templates/cdn/cloudflare.php";
}else{
die("Wrong cdn");
}
ob_start();
include_once($path);
$content = ob_get_contents();
ob_end_clean();
$res = array("success" => false, "content" => "");
if($data = @file_get_contents($path)){
$res["success"] = true;
$res["content"] = $content;
}
echo json_encode($res);
exit;
}else{
wp_die("Must be admin");
}
}
public static function save_cdn_integration(){
if(current_user_can('manage_options')){
if(isset($_POST) && isset($_POST["values"])){
foreach ($_POST["values"] as $val_key => &$val_value) {
$val_value = sanitize_text_field($val_value);
}
}
if($data = get_option("WpFastestCacheCDN")){
$cdn_exist = false;
$arr = json_decode($data);
if(is_array($arr)){
foreach ($arr as $cdn_key => &$cdn_value) {
if($cdn_value->id == $_POST["values"]["id"]){
$cdn_value = $_POST["values"];
$cdn_exist = true;
}
}
if(!$cdn_exist){
array_push($arr, $_POST["values"]);
}
update_option("WpFastestCacheCDN", json_encode($arr));
}else{
$tmp_arr = array();
if($arr->id == $_POST["values"]["id"]){
array_push($tmp_arr, $_POST["values"]);
}else{
array_push($tmp_arr, $arr);
array_push($tmp_arr, $_POST["values"]);
}
update_option("WpFastestCacheCDN", json_encode($tmp_arr));
}
}else{
$arr = array();
array_push($arr, $_POST["values"]);
add_option("WpFastestCacheCDN", json_encode($arr), null, "yes");
}
echo json_encode(array("success" => true));
exit;
}else{
wp_die("Must be admin");
}
}
}
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