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| Dir : /home/trave494/live2news.com/wp-content/plugins/w3-total-cache/Extension_NewRelic_Plugin.php |
<?php
namespace W3TC;
class Extension_NewRelic_Plugin {
/**
* New Relic reject reason
*
* @var string
*/
var $newrelic_reject_reason = '';
/**
* Config
*/
private $_config = null;
function __construct() {
$this->_config = Dispatcher::config();
}
/**
* Runs plugin
*/
function run() {
add_filter( 'w3tc_config_default_values', array(
$this, 'w3tc_config_default_values' ) );
$config = Dispatcher::config();
// remainder only when extension is frontend-active
if ( !$config->is_extension_active_frontend( 'newrelic' ) )
return;
if ( $this->_config->get_string( array( 'newrelic', 'monitoring_type' ) ) == 'browser' ) {
Util_Bus::add_ob_callback( 'newrelic', array(
$this, 'ob_callback_browser' ) );
} else {
require_once W3TC_LIB_NEWRELIC_DIR . '/NewRelicWrapper.php';
$this->set_appname();
if ( defined( 'DOING_CRON' ) && DOING_CRON )
$this->background_task();
Util_Bus::add_ob_callback( 'newrelic', array(
$this, 'ob_callback_apm' ) );
}
add_filter( 'w3tc_footer_comment', array(
$this,
'w3tc_footer_comment'
) );
}
public function w3tc_config_default_values( $default_values ) {
$default_values['newrelic'] = array(
'monitoring_type' => 'apm',
'accept.logged_roles' => true,
'accept.roles' => array( 'contributor' ),
'use_php_function' => true,
'cache_time' => 5,
'include_rum' => true
);
return $default_values;
}
function ob_callback_browser( $buffer ) {
$core = Dispatcher::component( 'Extension_NewRelic_Core' );
$app = $core->get_effective_browser_application();
if ( isset( $app['loader_script'] ) && $this->_can_add_tracker_script( $buffer ) ) {
$buffer = preg_replace( '~<head(\s+[^>]*)*>~Ui',
'\\0' . $app['loader_script'], $buffer, 1 );
}
$buffer = str_replace('{w3tc_newrelic_reject_reason}',
( $this->newrelic_reject_reason != '' ? sprintf( ' (%s)', $this->newrelic_reject_reason )
: '' ),
$buffer );
return $buffer;
}
function ob_callback_apm( $buffer ) {
if ( !$this->_can_add_tracker_script( $buffer ) ) {
$this->disable_auto_rum();
} else {
if ( $this->_config->get_boolean( array( 'newrelic', 'include_rum' ) ) ) {
$buffer = preg_replace( '~<head(\s+[^>]*)*>~Ui', '\\0' . \NewRelicWrapper::get_browser_timing_header(), $buffer, 1 );
$buffer = preg_replace( '~<\\/body>~', \NewRelicWrapper::get_browser_timing_footer() . '\\0', $buffer, 1 );
}
}
$buffer = str_replace('{w3tc_newrelic_reject_reason}',
( $this->newrelic_reject_reason != '' ? sprintf( ' (%s)', $this->newrelic_reject_reason )
: '' ),
$buffer );
return $buffer;
}
/**
* Mark current transaction as an background job in New Relic.
*/
function background_task() {
\NewRelicWrapper::mark_as_background_job();
}
/**
* Disable auto rum for current transaction.
*/
function disable_auto_rum() {
\NewRelicWrapper::disable_auto_rum();
}
function _can_add_tracker_script( $buffer ) {
//
$v = '';
if ( preg_match('~^\s*<\?xml[^>]*>\s*<xsl:stylesheet~', $buffer, $v ) ) {
$this->newrelic_reject_reason = __( 'XSL not tracked', 'w3-total-cache' );
return false;
}
$reject_reason = apply_filters( 'w3tc_newrelic_should_disable_auto_rum', null );
if ( !empty( $reject_reason ) ) {
$this->newrelic_reject_reason =
__( 'rejected by filter: ', 'w3-total-cache' ) . $reject_reason;
return false;
}
/**
* Disable for AJAX so its not messed up
*/
if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) {
$this->newrelic_reject_reason = __( 'DOING_AJAX constant is defined', 'w3-total-cache' );
return false;
}
/**
* Check for DONOTAUTORUM constant
*/
if ( defined( 'DONOTAUTORUM' ) && DONOTAUTORUM ) {
$this->newrelic_reject_reason = __( 'DONOTAUTORUM constant is defined', 'w3-total-cache' );
return false;
}
/**
* Check logged users roles
*/
if ( $this->_config->get_boolean( array( 'newrelic', 'accept.logged_roles' ) ) &&
$this->_check_logged_in_role_not_allowed() ) {
$this->newrelic_reject_reason = __( 'logged in role is rejected',
'w3-total-cache' );
return false;
}
return true;
}
/**
* Check if logged in user role is allowed to use New Relic Auto RUM
*
* @return boolean
*/
private function _check_logged_in_role_not_allowed() {
$current_user = wp_get_current_user();
if ( !is_user_logged_in() )
return false;
$roles = $this->_config->get_array( array( 'newrelic', 'accept.roles' ) );
if ( empty( $roles ) || empty( $current_user->roles ) ||
!is_array( $current_user->roles ) )
return true;
foreach ( $current_user->roles as $role ) {
if ( in_array( $role, $roles ) )
return false;
}
return true;
}
public function set_appname() {
static $appname_set;
if ( !$appname_set && ( $this->_config->get_boolean( array( 'newrelic', 'use_php_function' ) ) || Util_Environment::is_wpmu() ) ) {
$appname_set = true;
$service = Dispatcher::component( 'Extension_NewRelic_Service' );
$appname = $service->get_effective_appname();
$enable_xmit = $this->_config->get_boolean( array( 'newrelic', 'enable_xmit' ) );
\NewRelicWrapper::set_appname( $appname, '', $enable_xmit );
}
}
public function w3tc_footer_comment( $strings ) {
$strings[] = sprintf(
__( "Application Monitoring using New Relic%s", 'w3-total-cache' ),
'{w3tc_newrelic_reject_reason}' );
return $strings;
}
}
$p = new Extension_NewRelic_Plugin();
$p->run();
if ( is_admin() ) {
$p = new Extension_NewRelic_Plugin_Admin();
$p->run();
}