| 1 |
<?php |
| 2 |
|
| 3 |
class RabbitLoader_21_Core { |
| 4 |
|
| 5 |
private static $rl_wp_options = []; |
| 6 |
private static $user_options = []; |
| 7 |
|
| 8 |
/** |
| 9 |
* max time a cache can live |
| 10 |
*/ |
| 11 |
const ORPHANED_LONG_AGE_SEC = 30*24*3600; |
| 12 |
|
| 13 |
private static function addKeys(&$args, &$rabbitloader_field_domain){ |
| 14 |
if(empty($args)){ |
| 15 |
$args = []; |
| 16 |
} |
| 17 |
|
| 18 |
if(empty($args['headers'])){ |
| 19 |
$args['headers'] = []; |
| 20 |
} |
| 21 |
|
| 22 |
if(RabbitLoader_21_Util_Core::isDev()){ |
| 23 |
$args['sslverify'] = false; |
| 24 |
} |
| 25 |
$args['timeout'] = 30; |
| 26 |
|
| 27 |
$api_token = RabbitLoader_21_Core::getWpOptVal('api_token'); |
| 28 |
if(!empty($api_token)){ |
| 29 |
$args['headers'] += [ |
| 30 |
'AUTHORIZATION'=>'Bearer '.$api_token |
| 31 |
]; |
| 32 |
$rabbitloader_field_domain = RabbitLoader_21_Core::getWpOptVal('domain'); |
| 33 |
}else{ |
| 34 |
return false; |
| 35 |
} |
| 36 |
|
| 37 |
return true; |
| 38 |
} |
| 39 |
|
| 40 |
//@deprecated |
| 41 |
public static function update_auth_keys($key, $domain, $comments){ |
| 42 |
update_option('rabbitloader_field_apikey', $key, false); |
| 43 |
update_option('rabbitloader_field_domain', $domain, false); |
| 44 |
update_option('rabbitloader_field_update_time', time(), false); |
| 45 |
if(!empty($comments)){ |
| 46 |
update_option('rabbitloader_field_disconnect_reason', $comments, false); |
| 47 |
} |
| 48 |
} |
| 49 |
|
| 50 |
public static function update_api_tokens($api_token, $push_key, $domain, $did, $comments){ |
| 51 |
RabbitLoader_21_Core::getWpOption($rl_wp_options); |
| 52 |
$rl_wp_options['api_token'] = $api_token; |
| 53 |
$rl_wp_options['push_key'] = empty($push_key) ? '' : wp_hash_password($push_key); |
| 54 |
$rl_wp_options['domain'] = $domain; |
| 55 |
$rl_wp_options['did'] = $did; |
| 56 |
$rl_wp_options['comments'] = $comments; |
| 57 |
$rl_wp_options['token_update_ts'] = time(); |
| 58 |
RabbitLoader_21_Core::updateWpOption($rl_wp_options); |
| 59 |
} |
| 60 |
|
| 61 |
public static function getRLDomain(){ |
| 62 |
return RabbitLoader_21_Util_Core::isDev() ? 'https://rabbitloader.local/' : 'https://rabbitloader.com/'; |
| 63 |
} |
| 64 |
|
| 65 |
private static function isTemporaryError($apiMessage){ |
| 66 |
$temp_errors = ['timed out', 'Could not resolve host', 'error setting certificate', 'Connection reset', 'OpenSSL', 'getaddrinfo() thread', 'SSL connection timeout', 'Unknown SSL', 'SSL_ERROR_SYSCALL', 'Failed connect to', 'cURL error 77']; |
| 67 |
$found = false; |
| 68 |
forEach($temp_errors as $msg){ |
| 69 |
if(stripos($apiMessage, $msg)!==false){ |
| 70 |
$found = true; |
| 71 |
break; |
| 72 |
} |
| 73 |
} |
| 74 |
return $found; |
| 75 |
} |
| 76 |
|
| 77 |
public static function &callGETAPI($endpoint, &$apiError, &$apiMessage){ |
| 78 |
$http = []; |
| 79 |
$apiError = true; |
| 80 |
if(!RabbitLoader_21_Core::addKeys($args, $rabbitloader_field_domain)){ |
| 81 |
$apiError = 'Keys could not be added'; |
| 82 |
return $http; |
| 83 |
} |
| 84 |
$url = RabbitLoader_21_Core::getRLDomain().'api/v1/'; |
| 85 |
if(strpos($endpoint, '?')){ |
| 86 |
$endpoint.='&'; |
| 87 |
}else{ |
| 88 |
$endpoint.='?'; |
| 89 |
} |
| 90 |
|
| 91 |
$endpoint.='domain='.$rabbitloader_field_domain.'&plugin_cms=wp&plugin_v='.RABBITLOADER_PLUG_VERSION.'&cms_v='.get_bloginfo( 'version' ); |
| 92 |
|
| 93 |
$args['method'] = 'GET'; |
| 94 |
|
| 95 |
try{ |
| 96 |
$http = wp_remote_get( $url.$endpoint, $args); |
| 97 |
|
| 98 |
if(is_wp_error($http)){ |
| 99 |
$apiError = true; |
| 100 |
$apiMessage = $http->get_error_message(); |
| 101 |
if(empty($apiMessage)){$apiMessage='';} |
| 102 |
if(self::isTemporaryError($apiMessage)){ |
| 103 |
//chill, it happens |
| 104 |
}else{ |
| 105 |
RabbitLoader_21_Core::on_exception($http); |
| 106 |
} |
| 107 |
$http = []; |
| 108 |
} |
| 109 |
|
| 110 |
if(!empty($http['response']['code']) && in_array($http['response']['code'], [200, 401])){ |
| 111 |
$http['body'] = json_decode($http['body'], true); |
| 112 |
if(!empty($http['body']['message'])){ |
| 113 |
$message = $http['body']['message']; |
| 114 |
if(!strcmp($message, 'AUTH_REQUIRED') || !strcmp($message, 'INVALID_DOMAIN')){ |
| 115 |
RabbitLoader_21_Core::update_auth_keys('', '', "$message when $endpoint was called"); |
| 116 |
RabbitLoader_21_Core::update_api_tokens('', '', '', '', "$message when $endpoint was called"); |
| 117 |
} |
| 118 |
} |
| 119 |
$apiError = empty($http['body']['result']); |
| 120 |
$apiMessage = empty($http['body']['message']) ? '' : $http['body']['message']; |
| 121 |
} |
| 122 |
|
| 123 |
}catch(Throwable $e){ |
| 124 |
RabbitLoader_21_Core::on_exception($e); |
| 125 |
$apiError = true; |
| 126 |
$apiMessage = $e->getMessage(); |
| 127 |
} |
| 128 |
return $http; |
| 129 |
} |
| 130 |
|
| 131 |
public static function &callPostApi($endpoint, $body, &$apiError, &$apiMessage){ |
| 132 |
$http = []; |
| 133 |
$apiError = true; |
| 134 |
|
| 135 |
if(!RabbitLoader_21_Core::addKeys($args, $rabbitloader_field_domain)){ |
| 136 |
$apiError = 'Keys could not be added'; |
| 137 |
return $http; |
| 138 |
} |
| 139 |
$url = RabbitLoader_21_Core::getRLDomain().'api/v1/'; |
| 140 |
|
| 141 |
$body['domain'] = $rabbitloader_field_domain; |
| 142 |
$body['plugin_cms'] = 'wp'; |
| 143 |
$body['plugin_v'] = RABBITLOADER_PLUG_VERSION; |
| 144 |
$body['cms_v'] = get_bloginfo( 'version' ); |
| 145 |
|
| 146 |
$args['method'] = 'POST'; |
| 147 |
$args['body'] = $body; |
| 148 |
|
| 149 |
try{ |
| 150 |
$http = wp_remote_post( $url.$endpoint, $args); |
| 151 |
|
| 152 |
if(is_wp_error($http)){ |
| 153 |
$apiError = true; |
| 154 |
$apiMessage = $http->get_error_message(); |
| 155 |
if(empty($apiMessage)){$apiMessage='';} |
| 156 |
if(self::isTemporaryError($apiMessage)){ |
| 157 |
//chill, it happens |
| 158 |
}else{ |
| 159 |
RabbitLoader_21_Core::on_exception($http->get_error_message().$url.$endpoint); |
| 160 |
} |
| 161 |
$http = []; |
| 162 |
} |
| 163 |
|
| 164 |
if(!empty($http['response']['code']) && in_array($http['response']['code'], [200, 401])){ |
| 165 |
$http['body'] = json_decode($http['body'], true); |
| 166 |
if(!empty($http['body']['message'])){ |
| 167 |
$message = $http['body']['message']; |
| 168 |
if(!strcmp($message, 'AUTH_REQUIRED') || !strcmp($message, 'INVALID_DOMAIN')){ |
| 169 |
RabbitLoader_21_Core::update_auth_keys('', '', "$message when $endpoint was called"); |
| 170 |
RabbitLoader_21_Core::update_api_tokens('', '', '', '', "$message when $endpoint was called"); |
| 171 |
} |
| 172 |
} |
| 173 |
$apiError = empty($http['body']['result']); |
| 174 |
$apiMessage = empty($http['body']['message']) ? '' : $http['body']['message']; |
| 175 |
} |
| 176 |
}catch(Throwable $e){ |
| 177 |
RabbitLoader_21_Core::on_exception($e); |
| 178 |
$apiError = true; |
| 179 |
$apiMessage = $e->getMessage(); |
| 180 |
} |
| 181 |
return $http; |
| 182 |
} |
| 183 |
|
| 184 |
public static function get_cache_file_path($request_url, &$file){ |
| 185 |
$file = RabbitLoader_21_Util_WP::get_cache_dir('long').DIRECTORY_SEPARATOR.md5($request_url); |
| 186 |
} |
| 187 |
|
| 188 |
public static function cache_exists_for_url($request_url, $post_mdfd_ts){ |
| 189 |
RabbitLoader_21_Core::get_cache_file_path($request_url, $cache_file); |
| 190 |
return RabbitLoader_21_Core::cache_exists_for_hash($cache_file, $post_mdfd_ts); |
| 191 |
} |
| 192 |
public static function cache_exists_for_hash($cache_file, $post_mdfd_ts){ |
| 193 |
$fn = $cache_file.'_c'; |
| 194 |
$fe = file_exists($fn); |
| 195 |
if($fe && $post_mdfd_ts && $post_mdfd_ts>631152000){ |
| 196 |
$mt = filemtime($fn); |
| 197 |
if($mt && $mt<$post_mdfd_ts){ |
| 198 |
//post is modified after cache was generated |
| 199 |
$fe = false; |
| 200 |
} |
| 201 |
} |
| 202 |
return $fe; |
| 203 |
} |
| 204 |
|
| 205 |
public static function getWpUserOption(&$user_options){ |
| 206 |
if(!empty(self::$user_options)){ |
| 207 |
$user_options = self::$user_options; |
| 208 |
return; |
| 209 |
} |
| 210 |
if(function_exists('get_option')){ |
| 211 |
$user_options = get_option('rabbit_loader_user_options'); |
| 212 |
}else{ |
| 213 |
RabbitLoader_21_Core::get_log_file('rl_user_options', $rl_user_options); |
| 214 |
if(file_exists($rl_user_options)){ |
| 215 |
$user_options = json_decode(file_get_contents($rl_user_options), true); |
| 216 |
} |
| 217 |
} |
| 218 |
if(empty($user_options) || !is_array($user_options)){ |
| 219 |
$user_options = []; |
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} |
| 221 |
$default_values = [ |
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'purge_on_change'=>false, |
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'exclude_patterns' => '', |
| 224 |
'ignore_params' => '', |
| 225 |
'private_mode_val'=>false, |
| 226 |
]; |
| 227 |
foreach($default_values as $k=>$v){ |
| 228 |
if(!isset($user_options[$k])){ |
| 229 |
$user_options[$k] = $v; |
| 230 |
} |
| 231 |
} |
| 232 |
self::$user_options = $user_options; |
| 233 |
} |
| 234 |
public static function updateUserOption(&$user_options){ |
| 235 |
self::$user_options = $user_options; |
| 236 |
update_option('rabbit_loader_user_options', $user_options, true); |
| 237 |
try{ |
| 238 |
RabbitLoader_21_Core::get_log_file('rl_user_options', $rl_user_options); |
| 239 |
$rl_json = json_encode($user_options); |
| 240 |
RabbitLoader_21_Util_Core::fpc($rl_user_options, $rl_json, WP_DEBUG); |
| 241 |
}catch(\Throwable $e){ |
| 242 |
RabbitLoader_21_Core::on_exception($e); |
| 243 |
} |
| 244 |
} |
| 245 |
|
| 246 |
|
| 247 |
public static function getWpOption(&$rl_wp_options){ |
| 248 |
if(!empty(self::$rl_wp_options)){ |
| 249 |
$rl_wp_options = self::$rl_wp_options; |
| 250 |
return; |
| 251 |
} |
| 252 |
if(function_exists('get_option')){ |
| 253 |
$rl_wp_options = get_option('rabbit_loader_wp_options'); |
| 254 |
}else{ |
| 255 |
RabbitLoader_21_Core::get_log_file('rl_config', $rl_config); |
| 256 |
if(file_exists($rl_config)){ |
| 257 |
$rl_wp_options = json_decode(file_get_contents($rl_config), true); |
| 258 |
} |
| 259 |
} |
| 260 |
if(empty($rl_wp_options)){ |
| 261 |
$rl_wp_options = []; |
| 262 |
} |
| 263 |
self::$rl_wp_options = $rl_wp_options; |
| 264 |
} |
| 265 |
/** |
| 266 |
* Get value of single config option |
| 267 |
*/ |
| 268 |
public static function getWpOptVal($key){ |
| 269 |
RabbitLoader_21_Core::getWpOption($rl_wp_options); |
| 270 |
return isset($rl_wp_options[$key]) ? $rl_wp_options[$key] : ''; |
| 271 |
} |
| 272 |
|
| 273 |
public static function updateWpOption(&$rl_wp_options){ |
| 274 |
self::$rl_wp_options = $rl_wp_options; |
| 275 |
try{ |
| 276 |
update_option('rabbit_loader_wp_options', $rl_wp_options, true); |
| 277 |
}catch(\Throwable $e){ |
| 278 |
RabbitLoader_21_Core::on_exception($e); |
| 279 |
} |
| 280 |
try{ |
| 281 |
RabbitLoader_21_Core::get_log_file('rl_config', $rl_config); |
| 282 |
$rl_json = json_encode($rl_wp_options); |
| 283 |
RabbitLoader_21_Util_Core::fpc($rl_config, $rl_json, WP_DEBUG); |
| 284 |
}catch(\Throwable $e){ |
| 285 |
RabbitLoader_21_Core::on_exception($e); |
| 286 |
} |
| 287 |
} |
| 288 |
|
| 289 |
public static function clean_orphaned_cached_files($orphanedFreqSec){ |
| 290 |
if(empty($orphanedFreqSec)){ |
| 291 |
$orphanedFreqSec = 300; |
| 292 |
} |
| 293 |
|
| 294 |
if(!function_exists('get_option') || !function_exists('update_option')){ |
| 295 |
//may not be available if all WP files are not loaded |
| 296 |
return; |
| 297 |
} |
| 298 |
|
| 299 |
RabbitLoader_21_Core::getWpOption($rl_wp_options); |
| 300 |
if(empty($rl_wp_options)){ |
| 301 |
$rl_wp_options = [ |
| 302 |
'last_orphaned_cleanup'=>0, |
| 303 |
'rl_optimizer_engine_version'=>'' |
| 304 |
]; |
| 305 |
} |
| 306 |
|
| 307 |
//version migrations start |
| 308 |
$user_options = []; |
| 309 |
RabbitLoader_21_Core::getWpUserOption($user_options); |
| 310 |
if(!empty($rl_wp_options['exclude_patterns']) && empty($user_options['exclude_patterns'])){ |
| 311 |
//introduced@2.14.0 |
| 312 |
$user_options['exclude_patterns'] = $rl_wp_options['exclude_patterns']; |
| 313 |
unset($rl_wp_options['exclude_patterns']); |
| 314 |
RabbitLoader_21_Core::updateUserOption($user_options); |
| 315 |
} |
| 316 |
if(!empty($rl_wp_options['ignore_params']) && empty($user_options['ignore_params'])){ |
| 317 |
//introduced@2.14.0 |
| 318 |
$user_options['ignore_params'] = $rl_wp_options['ignore_params']; |
| 319 |
unset($rl_wp_options['ignore_params']); |
| 320 |
RabbitLoader_21_Core::updateUserOption($user_options); |
| 321 |
} |
| 322 |
//version migrations end |
| 323 |
|
| 324 |
$prevRunSecAgo = PHP_INT_MAX; |
| 325 |
if(!empty($rl_wp_options['last_orphaned_cleanup'])){ |
| 326 |
$prevRunSecAgo = time() - $rl_wp_options['last_orphaned_cleanup']; |
| 327 |
if($prevRunSecAgo < $orphanedFreqSec){ |
| 328 |
#we have recently cleaned it within self::orphanedFreqSec seconds |
| 329 |
return; |
| 330 |
} |
| 331 |
} |
| 332 |
$rl_wp_options['last_orphaned_cleanup'] = time(); |
| 333 |
RabbitLoader_21_Core::updateWpOption($rl_wp_options); |
| 334 |
|
| 335 |
$orphanedCleanTime = time() - RabbitLoader_21_Core::ORPHANED_LONG_AGE_SEC; |
| 336 |
$files = glob(RabbitLoader_21_Util_WP::get_cache_dir('long').'/*'); // get all file names |
| 337 |
$maxLimit = 500;//so we will not make the shutdown slow |
| 338 |
foreach($files as $file){ // iterate files |
| 339 |
if(is_file($file) && filemtime($file)<$orphanedCleanTime) { |
| 340 |
@unlink($file); // delete file |
| 341 |
--$maxLimit; |
| 342 |
} |
| 343 |
if(!$maxLimit){break;} |
| 344 |
} |
| 345 |
|
| 346 |
$anyPendingLog = false; |
| 347 |
$logs_to_send = [ |
| 348 |
'cache_missed'=>2500, |
| 349 |
'error_log'=>5000 |
| 350 |
]; |
| 351 |
$post_data = []; |
| 352 |
foreach($logs_to_send as $fn=>$length){ |
| 353 |
RabbitLoader_21_Core::get_log_file($fn, $fp); |
| 354 |
if(file_exists($fp)){ |
| 355 |
try{ |
| 356 |
$post_data[$fn] = file_get_contents($fp, false, null, 0, $length); |
| 357 |
if(!empty($post_data[$fn])){ |
| 358 |
$anyPendingLog = true; |
| 359 |
} |
| 360 |
@unlink($fp); |
| 361 |
}catch(\Throwable $e){ |
| 362 |
$data = ''; |
| 363 |
RabbitLoader_21_Util_Core::fpc($fp, $data, false); |
| 364 |
} |
| 365 |
} |
| 366 |
} |
| 367 |
|
| 368 |
$hbeat_success_ts = empty($rl_wp_options['hbeat_success_ts'])?0:$rl_wp_options['hbeat_success_ts']; |
| 369 |
$hbeat_success_diff = time()-$hbeat_success_ts; |
| 370 |
|
| 371 |
if(!$anyPendingLog && $hbeat_success_diff <30*60){ |
| 372 |
return; |
| 373 |
} |
| 374 |
|
| 375 |
$post_data['cdn_loop'] = empty($_SERVER['HTTP_CDN_LOOP']) ? '': $_SERVER['HTTP_CDN_LOOP']; |
| 376 |
if(empty($post_data['cdn_loop']) && !empty($_SERVER['HTTP_INCAP_CLIENT_IP'])){ |
| 377 |
$post_data['cdn_loop'] = 'incap'; |
| 378 |
} |
| 379 |
$post_data['server_addr'] = empty($_SERVER['SERVER_ADDR']) ? '': $_SERVER['SERVER_ADDR']; |
| 380 |
if(empty($post_data['server_addr']) && !empty($_SERVER['LOCAL_ADDR'])){ |
| 381 |
$post_data['server_addr'] = $_SERVER['LOCAL_ADDR']; |
| 382 |
} |
| 383 |
|
| 384 |
$post_data['rl_plugin_instance'] = empty($rl_wp_options['rl_plugin_instance']) ? '': $rl_wp_options['rl_plugin_instance']; |
| 385 |
$post_data['rl_plugin_site_url'] = site_url(); |
| 386 |
if(empty($post_data['rl_plugin_site_url'])){ |
| 387 |
$post_data['rl_plugin_site_url'] = home_url(); |
| 388 |
} |
| 389 |
$post_data['admin_ajax'] = admin_url( 'admin-ajax.php' ); |
| 390 |
$http = RabbitLoader_21_Core::callPostApi('domain/heartbeat', $post_data, $apiError, $apiMessage); |
| 391 |
|
| 392 |
if(!$apiError && !empty($http['body']['data'])){ |
| 393 |
$apiResponse = $http['body']['data']; |
| 394 |
|
| 395 |
$rl_wp_options['rabbitloader_field_apikey'] = get_option('rabbitloader_field_apikey'); |
| 396 |
|
| 397 |
if(!empty($apiResponse['rl_plugin_instance'])){ |
| 398 |
$rl_wp_options['rl_plugin_instance'] = $apiResponse['rl_plugin_instance']; |
| 399 |
} |
| 400 |
|
| 401 |
if(!empty($apiResponse['api_token'])){ |
| 402 |
$rl_wp_options['api_token'] = $apiResponse['api_token']; |
| 403 |
$rl_wp_options['did'] = $apiResponse['did']; |
| 404 |
$rl_wp_options['push_key'] = wp_hash_password($apiResponse['push_key']); |
| 405 |
} |
| 406 |
|
| 407 |
if(!empty($apiResponse['rl_optimizer_engine_version'])){ |
| 408 |
$server_version = $apiResponse['rl_optimizer_engine_version']; |
| 409 |
if(empty($rl_wp_options['rl_optimizer_engine_version']) || $server_version != $rl_wp_options['rl_optimizer_engine_version']){ |
| 410 |
#we have update optimizer engine, and cache generated here was from previous engine. This can lead to performance issues. |
| 411 |
RabbitLoader_21_Core::cleanAllCachedFiles('long'); |
| 412 |
} |
| 413 |
$rl_wp_options['rl_optimizer_engine_version'] = $server_version; |
| 414 |
} |
| 415 |
|
| 416 |
if(!empty($apiResponse['rl_hb_messages'])){ |
| 417 |
$rl_wp_options['rl_hb_messages'] = $apiResponse['rl_hb_messages']; |
| 418 |
}else{ |
| 419 |
$rl_wp_options['rl_hb_messages'] = []; |
| 420 |
} |
| 421 |
|
| 422 |
if(!empty($apiResponse['rl_latest_plugin_v'])){ |
| 423 |
$rl_wp_options['rl_latest_plugin_v'] = $apiResponse['rl_latest_plugin_v']; |
| 424 |
} |
| 425 |
|
| 426 |
if(empty($rl_wp_options['rl_varnish'])){ |
| 427 |
$rl_wp_options['rl_varnish'] = self::check_varnish(2) ? 1 : -1; |
| 428 |
} |
| 429 |
|
| 430 |
if(isset($apiResponse['rabbitloader_cdn_prefix'])){ |
| 431 |
update_option('rabbitloader_cdn_prefix', $apiResponse['rabbitloader_cdn_prefix'], true); |
| 432 |
} |
| 433 |
|
| 434 |
$rl_wp_options['hbeat_success_ts'] = time(); |
| 435 |
} |
| 436 |
RabbitLoader_21_Core::updateWpOption($rl_wp_options); |
| 437 |
} |
| 438 |
|
| 439 |
public static function cleanAllCachedFiles($cache_type){ |
| 440 |
$deleted_count = 0; |
| 441 |
$files = glob(RabbitLoader_21_Util_WP::get_cache_dir($cache_type).'/*'); // get all file names |
| 442 |
foreach($files as $file){ |
| 443 |
if(is_file($file)) { |
| 444 |
if(@unlink($file)){ |
| 445 |
++$deleted_count; |
| 446 |
} |
| 447 |
} |
| 448 |
} |
| 449 |
|
| 450 |
if (function_exists("opcache_reset")) { |
| 451 |
opcache_reset(); |
| 452 |
} |
| 453 |
|
| 454 |
return $deleted_count; |
| 455 |
} |
| 456 |
|
| 457 |
public static function purge_all(&$purge_count, $purge_source, &$tp_purge_count){ |
| 458 |
try{ |
| 459 |
//RL purges |
| 460 |
$purge_count = 0; |
| 461 |
$purge_count += RabbitLoader_21_Core::cleanAllCachedFiles('long'); |
| 462 |
RabbitLoader_21_Core::callPostApi('purge/request', ['purge_source'=>$purge_source], $apiError, $apiMessage); |
| 463 |
|
| 464 |
//other common platforms purges |
| 465 |
RabbitLoader_21_TP::purge_all($tp_purge_count); |
| 466 |
|
| 467 |
}catch(Throwable $e){ |
| 468 |
RabbitLoader_21_Core::on_exception($e); |
| 469 |
} |
| 470 |
} |
| 471 |
|
| 472 |
public static function purge_url_cache_local($url, &$local_purge_count, &$tp_purge_count){ |
| 473 |
if(empty($url)){ |
| 474 |
return; |
| 475 |
} |
| 476 |
$local_purge_count = 0; |
| 477 |
try{ |
| 478 |
RabbitLoader_21_Core::get_cache_file_path($url, $cache_file); |
| 479 |
if(is_file($cache_file.'_c')) { |
| 480 |
if(@unlink($cache_file.'_c')){ |
| 481 |
++$local_purge_count; |
| 482 |
} // delete file |
| 483 |
} |
| 484 |
RabbitLoader_21_TP::purge_url($url, $tp_purge_count); |
| 485 |
}catch(\Throwable $e){ |
| 486 |
RabbitLoader_21_Core::on_exception($e); |
| 487 |
} |
| 488 |
} |
| 489 |
|
| 490 |
/** |
| 491 |
* @param string $fn file name |
| 492 |
* @param string $fp file path |
| 493 |
*/ |
| 494 |
public static function get_log_file($fn, &$fp){ |
| 495 |
$fp = RabbitLoader_21_Util_WP::get_cache_dir().DIRECTORY_SEPARATOR.$fn.".log"; |
| 496 |
} |
| 497 |
|
| 498 |
public static function on_exception($exception, $limit = 8){ |
| 499 |
try{ |
| 500 |
$msg = "\n".date("c")." "; |
| 501 |
|
| 502 |
if(function_exists('is_wp_error') && is_wp_error($exception)){ |
| 503 |
$msg .= $exception->get_error_message(); |
| 504 |
}else if($exception instanceof Exception || $exception instanceof Throwable) { |
| 505 |
$msg .= $exception->getMessage(); |
| 506 |
}else{ |
| 507 |
$msg .= $exception; |
| 508 |
} |
| 509 |
if($limit>8){$limit=8;} |
| 510 |
$msg .= @print_r(debug_backtrace(DEBUG_BACKTRACE_PROVIDE_OBJECT, $limit),true); |
| 511 |
$msg .= @print_r($_SERVER,true); |
| 512 |
|
| 513 |
RabbitLoader_21_Util_Core::fac('error_log', $msg, WP_DEBUG); |
| 514 |
if(RabbitLoader_21_Util_Core::isDev()){ |
| 515 |
echo $msg; |
| 516 |
error_log($msg); |
| 517 |
} |
| 518 |
}catch(Throwable $e){ |
| 519 |
if(WP_DEBUG){ |
| 520 |
echo $e->getMessage(); |
| 521 |
} |
| 522 |
} |
| 523 |
} |
| 524 |
|
| 525 |
public static function sendJsonResponse(&$response){ |
| 526 |
header("Content-Type: application/json"); |
| 527 |
header("Cache-Control: no-store, no-cache, must-revalidate, max-age=0, s-max-age=0"); |
| 528 |
header("Cache-Control: post-check=0, pre-check=0", false); |
| 529 |
header("Pragma: no-cache"); |
| 530 |
$encoded_str = json_encode($response, JSON_INVALID_UTF8_IGNORE); |
| 531 |
if($encoded_str===false){ |
| 532 |
echo '{"time":"1", "failed":"1"}'; |
| 533 |
}else{ |
| 534 |
echo $encoded_str; |
| 535 |
} |
| 536 |
exit; |
| 537 |
} |
| 538 |
|
| 539 |
public static function sendHeader($header, $replace){ |
| 540 |
if(!headers_sent()){ |
| 541 |
header($header, $replace); |
| 542 |
} |
| 543 |
/*else{ |
| 544 |
$is_wp_cron_script = !empty($_SERVER['SCRIPT_NAME']) && stripos($_SERVER['SCRIPT_NAME'], '/wp-cron.php')!==false; |
| 545 |
$is_wp_cron_self = !empty($_SERVER['PHP_SELF']) && stripos($_SERVER['PHP_SELF'], '/wp-cron.php') !==false; |
| 546 |
$is_admin_ajax_self = !empty($_SERVER['PHP_SELF']) && stripos($_SERVER['PHP_SELF'], '/admin-ajax.php') !==false; |
| 547 |
$is_admin_update_self = !empty($_SERVER['PHP_SELF']) && stripos($_SERVER['PHP_SELF'], '/update.php') !==false; |
| 548 |
$is_wp_shell = !empty($_SERVER['SHELL']); |
| 549 |
if($is_wp_cron_script || $is_wp_cron_self || $is_wp_shell || $is_admin_ajax_self || $is_admin_update_self){ |
| 550 |
//wp-cron will usually send the Cache-Control and Expires headers in advance, we need not to worry logging error in this case |
| 551 |
return; |
| 552 |
} |
| 553 |
|
| 554 |
RabbitLoader_21_Core::on_exception('Trying to send header when it is already sent. Header=> '.$header.'. Headers already sent=>'.print_r(headers_list(), true)); |
| 555 |
}*/ |
| 556 |
} |
| 557 |
|
| 558 |
private static function check_varnish($attempts){ |
| 559 |
$httpcode = 0; |
| 560 |
try{ |
| 561 |
$url_id = home_url().'/'; |
| 562 |
$url_parts = parse_url($url_id); |
| 563 |
$port = (empty($url_parts['scheme']) || $url_parts['scheme']=='https') ? '443' : '80'; |
| 564 |
$ch = curl_init($url_id); |
| 565 |
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "PURGE"); |
| 566 |
curl_setopt($ch, CURLOPT_RESOLVE, array($url_parts['host'].":$port:127.0.0.1")); |
| 567 |
curl_setopt($ch, CURLOPT_TIMEOUT, 30); |
| 568 |
curl_exec($ch); |
| 569 |
//$curl_error = curl_error($ch); |
| 570 |
$httpcode = intval(curl_getinfo($ch, CURLINFO_HTTP_CODE)); |
| 571 |
curl_close($ch); |
| 572 |
}catch(Throwable $e){ |
| 573 |
|
| 574 |
} |
| 575 |
if($httpcode==200){ |
| 576 |
return true; |
| 577 |
}else if($attempts>0){ |
| 578 |
$attempts--; |
| 579 |
if($attempts==0){return false;} |
| 580 |
return self::check_varnish($attempts); |
| 581 |
} |
| 582 |
} |
| 583 |
|
| 584 |
public static function get_common_cache_urls(&$urls_to_purge){ |
| 585 |
if(empty($urls_to_purge)){ |
| 586 |
$urls_to_purge = []; |
| 587 |
} |
| 588 |
|
| 589 |
$urls_to_purge[] = get_home_url(); //always purge home page if any other page is modified |
| 590 |
$urls_to_purge[] = get_home_url()."/"; //always purge home page if any other page is modified |
| 591 |
$urls_to_purge[] = home_url('/'); //always purge home page if any other page is modified |
| 592 |
$urls_to_purge[] = site_url('/'); //always purge home page if any other page is modified |
| 593 |
|
| 594 |
//clean pagination urls |
| 595 |
try{ |
| 596 |
if(!empty(get_option('page_for_posts'))){ |
| 597 |
$page_for_posts = get_permalink(get_option('page_for_posts')); |
| 598 |
if(is_string($page_for_posts) && !empty($page_for_posts) && get_option('show_on_front') == 'page'){ |
| 599 |
$urls_to_purge[] = $page_for_posts; |
| 600 |
} |
| 601 |
} |
| 602 |
|
| 603 |
$posts_per_page = get_option('posts_per_page'); |
| 604 |
$published_posts = RabbitLoader_21_Core::get_published_count(); |
| 605 |
$page_number_max = min(3, ceil($published_posts / $posts_per_page)); |
| 606 |
for($pn=1; $pn<$page_number_max; $pn++){ |
| 607 |
$urls_to_purge[] = home_url(sprintf('/page/%s/', $pn)); |
| 608 |
} |
| 609 |
}catch(Throwable $e){ |
| 610 |
RabbitLoader_21_Core::on_exception($e); |
| 611 |
} |
| 612 |
} |
| 613 |
|
| 614 |
public static function run_warmup($queued_offset, &$responses){ |
| 615 |
try{ |
| 616 |
RabbitLoader_21_Core::push_recent_posts($queued_offset, $queued_count, $published_count); |
| 617 |
$responses['queued_offset'] = $queued_offset; |
| 618 |
$responses['queued_count'] = $queued_count; |
| 619 |
$responses['published_count'] = $published_count; |
| 620 |
// Checking Hosting Name |
| 621 |
$hosting_name = RabbitLoader_21_Core::checkHostingName(); |
| 622 |
if(!empty($hosting_name)){ |
| 623 |
$responses['hosting_name'] = $hosting_name; |
| 624 |
} |
| 625 |
RabbitLoader_21_Core::clean_orphaned_cached_files(1); |
| 626 |
}catch(Throwable $e){ |
| 627 |
$responses['exception'] = true; |
| 628 |
RabbitLoader_21_Core::on_exception($e); |
| 629 |
} |
| 630 |
} |
| 631 |
|
| 632 |
public static function get_published_count(){ |
| 633 |
//$published_count = wp_count_posts()->publish + wp_count_posts('page')->publish; |
| 634 |
$published_count = 0; |
| 635 |
$post_types = get_post_types(['public' => true], 'names', 'and'); |
| 636 |
foreach ( $post_types as $post_type ) { |
| 637 |
$published_count += wp_count_posts($post_type)->publish; |
| 638 |
} |
| 639 |
return $published_count + 1;//1 for home page |
| 640 |
} |
| 641 |
|
| 642 |
public static function push_recent_posts(&$offset=0, &$queued_count=0, &$published_count=0){ |
| 643 |
$permalinks = ''; |
| 644 |
$posts_per_page = 250; |
| 645 |
$queued_count = 0; |
| 646 |
$latest_modified_ts = 0; |
| 647 |
|
| 648 |
//published posts |
| 649 |
$published_count = RabbitLoader_21_Core::get_published_count(); |
| 650 |
|
| 651 |
$offset = intval($offset); |
| 652 |
if($offset>$published_count){ |
| 653 |
$offset = 0; |
| 654 |
} |
| 655 |
|
| 656 |
$permalink_structure = get_option( 'permalink_structure' ); |
| 657 |
$append_slash = substr($permalink_structure, -1) == "/" ? true : false; |
| 658 |
$args = array( |
| 659 |
'post_status' => 'publish', |
| 660 |
'post_type' => 'any', |
| 661 |
'orderby' => 'post_date', |
| 662 |
'order' => 'DESC', |
| 663 |
'fields' => 'ids', // Only get post IDs |
| 664 |
'posts_per_page' => $posts_per_page, |
| 665 |
'offset'=>intval($offset), |
| 666 |
'no_found_rows'=>false |
| 667 |
); |
| 668 |
|
| 669 |
try{ |
| 670 |
$posts = get_posts($args); |
| 671 |
if(!empty($posts)){ |
| 672 |
foreach($posts as $post_id){ |
| 673 |
$the_post = get_post( $post_id ); |
| 674 |
$permalink = get_permalink($the_post); |
| 675 |
if(empty($permalink)){ |
| 676 |
continue; |
| 677 |
} |
| 678 |
if($append_slash){ |
| 679 |
$permalink = trailingslashit($permalink); |
| 680 |
}else{ |
| 681 |
$permalink = $permalink.$append_slash; |
| 682 |
} |
| 683 |
|
| 684 |
$modified_ts = strtotime(get_the_modified_date('c', $the_post)); |
| 685 |
if($modified_ts > $latest_modified_ts){ |
| 686 |
$latest_modified_ts = $modified_ts; |
| 687 |
} |
| 688 |
if(!self::cache_exists_for_url($permalink, $modified_ts)){ |
| 689 |
$permalinks.=$permalink."\n"; |
| 690 |
++$queued_count; |
| 691 |
} |
| 692 |
} |
| 693 |
}else{ |
| 694 |
$offset = 0; |
| 695 |
} |
| 696 |
}catch(Throwable $e){ |
| 697 |
$responses['exception'] = true; |
| 698 |
RabbitLoader_21_Core::on_exception($e); |
| 699 |
} |
| 700 |
|
| 701 |
//common URLs |
| 702 |
try{ |
| 703 |
RabbitLoader_21_Core::get_common_cache_urls($urls_to_purge); |
| 704 |
if(!empty($urls_to_purge)){ |
| 705 |
foreach($urls_to_purge as $url){ |
| 706 |
if(!self::cache_exists_for_url($url, $latest_modified_ts)){ |
| 707 |
$permalinks.=$url."\n"; |
| 708 |
++$queued_count; |
| 709 |
} |
| 710 |
} |
| 711 |
} |
| 712 |
}catch(\Throwable $e){ |
| 713 |
RabbitLoader_21_Core::on_exception($e); |
| 714 |
} |
| 715 |
|
| 716 |
if(empty($permalinks)){ |
| 717 |
return; |
| 718 |
}else{ |
| 719 |
RabbitLoader_21_Util_Core::fac('cache_missed', $permalinks, WP_DEBUG); |
| 720 |
} |
| 721 |
} |
| 722 |
|
| 723 |
public static function run_diagnosis(&$responses){ |
| 724 |
$constants = get_defined_constants(true); |
| 725 |
$constants = empty($constants['user']) ? [] : $constants['user']; |
| 726 |
//remove known sensitive info |
| 727 |
$sensitive_constants = ['DB_HOST', 'DB_NAME', 'DB_USER', 'DB_PASSWORD', 'AUTH_KEY', 'SECURE_AUTH_KEY', 'LOGGED_IN_KEY', 'NONCE_KEY', 'AUTH_SALT', 'SECURE_AUTH_SALT', 'LOGGED_IN_SALT', 'NONCE_SALT', 'COOKIEHASH', 'USER_COOKIE', 'PASS_COOKIE', 'AUTH_COOKIE', 'SECURE_AUTH_COOKIE', 'LOGGED_IN_COOKIE', 'RECOVERY_MODE_COOKIE']; |
| 728 |
foreach($sensitive_constants as $const_name){ |
| 729 |
unset($constants[$const_name]); |
| 730 |
} |
| 731 |
$responses['server'] = $_SERVER; |
| 732 |
$responses['constants'] = $constants; |
| 733 |
$responses['classes'] = get_declared_classes(); |
| 734 |
|
| 735 |
try{ |
| 736 |
global $wpdb; |
| 737 |
$responses['options'] = $wpdb->get_results("select option_id, option_name from $wpdb->options"); |
| 738 |
}catch(Throwable $e){ |
| 739 |
RabbitLoader_21_Core::on_exception($e); |
| 740 |
} |
| 741 |
} |
| 742 |
|
| 743 |
private static function &checkHostingName(){ |
| 744 |
$hosting_name = 'NA'; |
| 745 |
if(!empty($_SERVER['cw_allowed_ip'])){ |
| 746 |
$hosting_name = $_SERVER['cw_allowed_ip']; |
| 747 |
} |
| 748 |
else if ( class_exists('WpeCommon') && method_exists( 'WpeCommon', 'purge_memcached' )) { |
| 749 |
$hosting_name = 'wpengine'; |
| 750 |
} |
| 751 |
else if(defined("KINSTAMU_VERSION")){ |
| 752 |
$hosting_name = 'Kinsta'; |
| 753 |
} |
| 754 |
else if(defined("FLYWHEEL_PLUGIN_DIR")){ |
| 755 |
$hosting_name = 'flywheel'; |
| 756 |
} |
| 757 |
else if(preg_match("/^dp-.+/", gethostname())){ |
| 758 |
$hosting_name = 'dreamhost'; |
| 759 |
} |
| 760 |
else if(defined("CLOSTE_APP_ID")){ |
| 761 |
$hosting_name = 'closte'; |
| 762 |
} |
| 763 |
else if(function_exists( 'sg_cachepress_purge_cache')) { |
| 764 |
$hosting_name = 'siteground'; |
| 765 |
} |
| 766 |
else if(class_exists('LiteSpeed_Cache_API') && method_exists('LiteSpeed_Cache_API', 'purge_all')) { |
| 767 |
$hosting_name = 'litespeed'; |
| 768 |
} |
| 769 |
else if(class_exists('PagelyCachePurge') && method_exists('PagelyCachePurge','purgeAll')) { |
| 770 |
$hosting_name = 'pagely'; |
| 771 |
} |
| 772 |
else if(class_exists('comet_cache') && method_exists('comet_cache', 'clear')) { |
| 773 |
$hosting_name = 'comet'; |
| 774 |
} |
| 775 |
else if(defined('IS_PRESSABLE')) { |
| 776 |
$hosting_name = 'pressable'; |
| 777 |
} |
| 778 |
return $hosting_name; |
| 779 |
} |
| 780 |
} |
| 781 |
?> |
