mirror of
https://hk.gh-proxy.com/https://github.com/wp-cli/profile-command.git
synced 2025-08-18 06:11:48 +08:00
375 lines
11 KiB
PHP
375 lines
11 KiB
PHP
<?php
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namespace runcommand\Profile;
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use WP_CLI;
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class Profiler {
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private $type;
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private $focus;
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private $loggers = array();
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private $stage_hooks = array(
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'bootstrap' => array(
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'muplugins_loaded',
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'plugins_loaded',
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'setup_theme',
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'after_setup_theme',
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'init',
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'wp_loaded',
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),
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'main_query' => array(
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'parse_request',
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'send_headers',
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'pre_get_posts',
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'the_posts',
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'wp',
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),
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'template' => array(
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'template_redirect',
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'template_include',
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'wp_head',
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'loop_start',
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'loop_end',
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'wp_footer',
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),
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);
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private $current_stage_hooks = array();
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private $previous_filter = null;
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private $previous_filter_callbacks = null;
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private $filter_depth = 0;
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public function __construct( $type, $focus ) {
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$this->type = $type;
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$this->focus = $focus;
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}
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public function get_loggers() {
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return $this->loggers;
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}
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/**
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* Run the profiler against WordPress
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*/
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public function run() {
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WP_CLI::add_wp_hook( 'muplugins_loaded', function(){
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if ( $url = WP_CLI::get_runner()->config['url'] ) {
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WP_CLI::set_url( trailingslashit( $url ) );
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} else {
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WP_CLI::set_url( home_url( '/' ) );
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}
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});
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WP_CLI::add_hook( 'after_wp_config_load', function() {
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if ( defined( 'SAVEQUERIES' ) && ! SAVEQUERIES ) {
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WP_CLI::error( "'SAVEQUERIES' is defined as false, and must be true. Please check your wp-config.php" );
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}
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if ( ! defined( 'SAVEQUERIES' ) ) {
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define( 'SAVEQUERIES', true );
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}
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});
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WP_CLI::add_wp_hook( 'all', array( $this, 'wp_hook_begin' ) );
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WP_CLI::add_wp_hook( 'pre_http_request', array( $this, 'wp_request_begin' ) );
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WP_CLI::add_wp_hook( 'http_api_debug', array( $this, 'wp_request_end' ) );
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$this->load_wordpress_with_template();
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}
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/**
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* Profiling verbosity at the beginning of every action and filter
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*/
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public function wp_hook_begin() {
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foreach( Logger::$active_loggers as $logger ) {
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$logger->start_hook_timer();
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}
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$current_filter = current_filter();
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if ( ( 'stage' === $this->type && in_array( $current_filter, $this->current_stage_hooks ) )
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|| ( 'hook' === $this->type && ! $this->focus ) ) {
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$pseudo_hook = "before {$current_filter}";
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if ( isset( $this->loggers[ $pseudo_hook ] ) ) {
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$this->loggers[ $pseudo_hook ]->stop();
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}
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$callback_count = 0;
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$callbacks = self::get_filter_callbacks( $current_filter );
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if ( false !== $callbacks ) {
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foreach( $callbacks as $priority => $cbs ) {
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$callback_count += count( $cbs );
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}
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}
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$this->loggers[ $current_filter ] = new Logger( array( 'hook' => $current_filter, 'callback_count' => $callback_count ) );
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$this->loggers[ $current_filter ]->start();
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}
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if ( 0 === $this->filter_depth
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&& ! is_null( $this->previous_filter_callbacks ) ) {
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self::set_filter_callbacks( $this->previous_filter, $this->previous_filter_callbacks );
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$this->previous_filter_callbacks = null;
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}
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if ( 'hook' === $this->type
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&& ( $current_filter === $this->focus || true === $this->focus )
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&& 0 === $this->filter_depth ) {
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$this->wrap_current_filter_callbacks( $current_filter );
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}
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$this->filter_depth++;
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WP_CLI::add_wp_hook( $current_filter, array( $this, 'wp_hook_end' ), 9999 );
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}
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/**
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* Wrap current filter callbacks with a timer
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*/
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private function wrap_current_filter_callbacks( $current_filter ) {
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$callbacks = self::get_filter_callbacks( $current_filter );
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if ( false === $callbacks ) {
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return;
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}
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$this->previous_filter = $current_filter;
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$this->previous_filter_callbacks = $callbacks;
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foreach( $callbacks as $priority => $priority_callbacks ) {
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foreach( $priority_callbacks as $i => $the_ ) {
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$callbacks[ $priority ][ $i ] = array(
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'function' => function() use( $the_, $i ) {
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if ( ! isset( $this->loggers[ $i ] ) ) {
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list( $callback, $location ) = self::get_name_location_from_callback( $the_['function'] );
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$definition = array(
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'callback' => $callback,
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'location' => $location,
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);
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$this->loggers[ $i ] = new Logger( $definition );
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}
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$this->loggers[ $i ]->start();
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$value = call_user_func_array( $the_['function'], func_get_args() );
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$this->loggers[ $i ]->stop();
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return $value;
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},
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'accepted_args' => $the_['accepted_args'],
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);
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}
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}
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self::set_filter_callbacks( $current_filter, $callbacks );
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}
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/**
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* Profiling verbosity at the end of every action and filter
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*/
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public function wp_hook_end( $filter_value = null ) {
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foreach( Logger::$active_loggers as $logger ) {
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$logger->stop_hook_timer();
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}
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$current_filter = current_filter();
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if ( ( 'stage' === $this->type && in_array( $current_filter, $this->current_stage_hooks ) )
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|| ( 'hook' === $this->type && ! $this->focus ) ) {
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$this->loggers[ $current_filter ]->stop();
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if ( 'stage' === $this->type ) {
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$key = array_search( $current_filter, $this->current_stage_hooks );
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if ( false !== $key && isset( $this->current_stage_hooks[ $key + 1 ] ) ) {
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$pseudo_hook = "before {$this->current_stage_hooks[$key+1]}";
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$this->loggers[ $pseudo_hook ] = new Logger( array( 'hook' => '' ) );
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$this->loggers[ $pseudo_hook ]->start();
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} else {
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$pseudo_hook = 'wp_profile_last_hook';
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$this->loggers[ $pseudo_hook ] = new Logger( array( 'hook' => '' ) );
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$this->loggers[ $pseudo_hook ]->start();
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}
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}
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}
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$this->filter_depth--;
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return $filter_value;
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}
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/**
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* Profiling request time for any active Loggers
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*/
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public function wp_request_begin( $filter_value = null ) {
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foreach( Logger::$active_loggers as $logger ) {
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$logger->start_request_timer();
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}
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return $filter_value;
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}
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/**
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* Profiling request time for any active Loggers
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*/
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public function wp_request_end( $filter_value = null ) {
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foreach( Logger::$active_loggers as $logger ) {
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$logger->stop_request_timer();
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}
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return $filter_value;
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}
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/**
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* Runs through the entirety of the WP bootstrap process
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*/
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private function load_wordpress_with_template() {
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if ( 'stage' === $this->type && true === $this->focus ) {
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$hooks = array();
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foreach( $this->stage_hooks as $stage_hook ) {
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$hooks = array_merge( $hooks, $stage_hook );
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}
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$this->set_stage_hooks( $hooks );
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}
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if ( 'stage' === $this->type ) {
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if ( 'bootstrap' === $this->focus ) {
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$this->set_stage_hooks( $this->stage_hooks['bootstrap'] );
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} else if ( ! $this->focus ) {
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$logger = new Logger( array( 'stage' => 'bootstrap' ) );
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$logger->start();
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}
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}
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WP_CLI::get_runner()->load_wordpress();
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if ( isset( $this->loggers['wp_profile_last_hook'] ) && $this->loggers['wp_profile_last_hook']->running() ) {
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$this->loggers['wp_profile_last_hook']->stop();
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}
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if ( 'stage' === $this->type && ! $this->focus ) {
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$logger->stop();
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$this->loggers[] = $logger;
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}
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// Set up main_query main WordPress query.
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if ( 'stage' === $this->type ) {
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if ( 'main_query' === $this->focus ) {
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$this->set_stage_hooks( $this->stage_hooks['main_query'] );
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} else if ( ! $this->focus ) {
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$logger = new Logger( array( 'stage' => 'main_query' ) );
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$logger->start();
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}
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}
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wp();
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if ( isset( $this->loggers['wp_profile_last_hook'] ) && $this->loggers['wp_profile_last_hook']->running() ) {
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$this->loggers['wp_profile_last_hook']->stop();
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}
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if ( 'stage' === $this->type && ! $this->focus ) {
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$logger->stop();
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$this->loggers[] = $logger;
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}
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define( 'WP_USE_THEMES', true );
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// Template is normally loaded in global stage, so we need to replicate
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foreach( $GLOBALS as $key => $value ) {
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global $$key;
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}
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// Load the theme template.
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if ( 'stage' === $this->type ) {
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if ( 'template' === $this->focus ) {
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$this->set_stage_hooks( $this->stage_hooks['template'] );
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} else if ( ! $this->focus ) {
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$logger = new Logger( array( 'stage' => 'template' ) );
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$logger->start();
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}
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}
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ob_start();
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require_once( ABSPATH . WPINC . '/template-loader.php' );
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ob_get_clean();
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if ( isset( $this->loggers['wp_profile_last_hook'] ) && $this->loggers['wp_profile_last_hook']->running() ) {
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$this->loggers['wp_profile_last_hook']->stop();
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}
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if ( 'stage' === $this->type && ! $this->focus ) {
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$logger->stop();
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$this->loggers[] = $logger;
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}
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}
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/**
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* Get a human-readable name from a callback
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*/
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private static function get_name_location_from_callback( $callback ) {
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$name = $location = '';
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$reflection = false;
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if ( is_array( $callback ) && is_object( $callback[0] ) ) {
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$reflection = new \ReflectionMethod( $callback[0], $callback[1] );
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$name = get_class( $callback[0] ) . '->' . $callback[1] . '()';
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} elseif ( is_array( $callback ) && method_exists( $callback[0], $callback[1] ) ) {
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$reflection = new \ReflectionMethod( $callback[0], $callback[1] );
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$name = $callback[0] . '::' . $callback[1] . '()';
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} elseif ( is_object( $callback ) && is_a( $callback, 'Closure' ) ) {
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$reflection = new \ReflectionFunction( $callback );
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$name = 'function(){}';
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} else if ( is_string( $callback ) ) {
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$reflection = new \ReflectionFunction( $callback );
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$name = $callback . '()';
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}
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if ( $reflection ) {
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$location = $reflection->getFileName() . ':' . $reflection->getStartLine();
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$abspath = rtrim( realpath( ABSPATH ), '/' ) . '/';
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if ( defined( 'WP_PLUGIN_DIR' ) && 0 === stripos( $location, WP_PLUGIN_DIR ) ) {
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$location = str_replace( trailingslashit( WP_PLUGIN_DIR ), '', $location );
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} else if ( defined( 'WPMU_PLUGIN_DIR' ) && 0 === stripos( $location, WPMU_PLUGIN_DIR ) ) {
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$location = str_replace( trailingslashit( dirname( WPMU_PLUGIN_DIR ) ), '', $location );
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} else if ( function_exists( 'get_theme_root' ) && 0 === stripos( $location, get_theme_root() ) ) {
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$location = str_replace( trailingslashit( get_theme_root() ), '', $location );
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} else if ( 0 === stripos( $location, $abspath . 'wp-admin/' ) ) {
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$location = str_replace( $abspath, '', $location );
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} else if ( 0 === stripos( $location, $abspath . 'wp-includes/' ) ) {
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$location = str_replace( $abspath, '', $location );
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}
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}
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return array( $name, $location );
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}
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/**
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* Set the hooks for the current stage
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*/
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private function set_stage_hooks( $hooks ) {
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$this->current_stage_hooks = $hooks;
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$pseudo_hook = "before {$hooks[0]}";
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$this->loggers[ $pseudo_hook ] = new Logger( array( 'hook' => '' ) );
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$this->loggers[ $pseudo_hook ]->start();
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}
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/**
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* Get the callbacks for a given filter
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*
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* @param string
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* @return array|false
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*/
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private static function get_filter_callbacks( $filter ) {
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global $wp_filter;
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if ( ! isset( $wp_filter[ $filter ] ) ) {
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return false;
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}
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if ( is_a( $wp_filter[ $filter ], 'WP_Hook' ) ) {
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$callbacks = $wp_filter[ $filter ]->callbacks;
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} else {
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$callbacks = $wp_filter[ $filter ];
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}
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if ( is_array( $callbacks ) ) {
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return $callbacks;
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}
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return false;
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}
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/**
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* Set the callbacks for a given filter
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*
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* @param string $filter
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* @param mixed $callbacks
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*/
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private static function set_filter_callbacks( $filter, $callbacks ) {
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global $wp_filter;
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if ( ! isset( $wp_filter[ $filter ] ) && class_exists( 'WP_Hook' ) ) {
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$wp_filter[ $filter ] = new \WP_Hook;
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}
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if ( is_a( $wp_filter[ $filter ], 'WP_Hook' ) ) {
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$wp_filter[ $filter ]->callbacks = $callbacks;
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} else {
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$wp_filter[ $filter ] = $callbacks;
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}
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}
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}
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