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Merge pull request #17 from runcommand/profile-hook
Profile hook execution
This commit is contained in:
commit
a5e84bd068
1 changed files with 114 additions and 4 deletions
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@ -12,6 +12,9 @@ class Profile_Command {
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private $focus_scope;
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private $focus_scope;
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private $focus_start_time;
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private $focus_start_time;
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private $focus_log = array();
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private $focus_log = array();
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private $hook_scope;
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private $hook_log = array();
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private $current_filter_callbacks = array();
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private $query_offset = 0;
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private $query_offset = 0;
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private $focus_query_offset = 0;
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private $focus_query_offset = 0;
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private $hook_offset = 0;
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private $hook_offset = 0;
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@ -48,6 +51,9 @@ class Profile_Command {
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* - template
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* - template
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* ---
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* ---
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*
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*
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* [--hook=<hook>]
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* : Drill down into a specific hook.
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*
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* [--fields=<fields>]
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* [--fields=<fields>]
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* : Display one or more fields.
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* : Display one or more fields.
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*
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*
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@ -88,6 +94,7 @@ class Profile_Command {
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}
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}
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$this->focus_scope = WP_CLI\Utils\get_flag_value( $assoc_args, 'scope' );
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$this->focus_scope = WP_CLI\Utils\get_flag_value( $assoc_args, 'scope' );
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$this->focus_hook = WP_CLI\Utils\get_flag_value( $assoc_args, 'hook' );
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if ( ! isset( \WP_CLI::get_runner()->config['url'] ) ) {
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if ( ! isset( \WP_CLI::get_runner()->config['url'] ) ) {
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WP_CLI::add_wp_hook( 'muplugins_loaded', function(){
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WP_CLI::add_wp_hook( 'muplugins_loaded', function(){
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@ -98,7 +105,11 @@ class Profile_Command {
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define( 'SAVEQUERIES', true );
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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( 'all', array( $this, 'wp_hook_begin' ) );
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$this->load_wordpress_with_template();
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try {
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$this->load_wordpress_with_template();
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} catch( Exception $e ) {
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// pass through
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}
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if ( $this->focus_scope ) {
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if ( $this->focus_scope ) {
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$focus_fields = array(
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$focus_fields = array(
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@ -121,6 +132,23 @@ class Profile_Command {
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}
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}
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$formatter = new \WP_CLI\Formatter( $assoc_args, $focus_fields );
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$formatter = new \WP_CLI\Formatter( $assoc_args, $focus_fields );
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$formatter->display_items( $this->focus_log );
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$formatter->display_items( $this->focus_log );
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} else if ( $this->focus_hook ) {
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$hook_fields = array(
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'callback',
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'execution_time',
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'query_time',
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'query_count',
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);
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foreach( $this->hook_log as $id => $data ) {
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foreach( $data as $key => $value ) {
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// Round times to 4 decimal points
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if ( stripos( $key,'_time' ) ) {
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$this->hook_log[ $id ][ $key ] = round( $value, 4 ) . 's';
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}
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}
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}
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$formatter = new \WP_CLI\Formatter( $assoc_args, $hook_fields );
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$formatter->display_items( $this->hook_log );
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} else {
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} else {
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foreach( $this->scope_log as $scope => $data ) {
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foreach( $this->scope_log as $scope => $data ) {
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@ -140,7 +168,7 @@ class Profile_Command {
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* Profiling verbosity at the beginning of every action and filter
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* Profiling verbosity at the beginning of every action and filter
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*/
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*/
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public function wp_hook_begin() {
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public function wp_hook_begin() {
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global $wpdb;
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global $wpdb, $wp_filter;
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$this->scope_log['total']['hook_count']++;
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$this->scope_log['total']['hook_count']++;
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$this->scope_log[ $this->current_scope ]['hook_count']++;
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$this->scope_log[ $this->current_scope ]['hook_count']++;
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@ -157,14 +185,79 @@ class Profile_Command {
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$this->focus_query_offset = count( $wpdb->queries );
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$this->focus_query_offset = count( $wpdb->queries );
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}
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}
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WP_CLI::add_wp_hook( current_filter(), array( $this, 'wp_hook_end' ), 999 );
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if ( $this->focus_hook && $current_filter === $this->focus_hook ) {
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$this->current_filter_callbacks = $wp_filter[ $current_filter ];
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unset( $wp_filter[ $current_filter ] );
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call_user_func_array( array( $this, 'do_action' ), func_get_args() );
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throw new Exception( "Need to bail, because can't restore the hooks" );
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}
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WP_CLI::add_wp_hook( $current_filter, array( $this, 'wp_hook_end' ), 999 );
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}
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/**
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* Instrumented version of do_action()
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*/
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private function do_action( $tag, $arg = '' ) {
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global $wp_actions, $merged_filters, $wp_current_filter, $wpdb;
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$wp_filter = array();
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$wp_filter[ $tag ] = $this->current_filter_callbacks;
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if ( ! isset($wp_actions[$tag]) )
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$wp_actions[$tag] = 1;
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else
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++$wp_actions[$tag];
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if ( !isset($wp_filter['all']) )
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$wp_current_filter[] = $tag;
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$args = array();
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if ( is_array($arg) && 1 == count($arg) && isset($arg[0]) && is_object($arg[0]) ) // array(&$this)
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$args[] =& $arg[0];
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else
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$args[] = $arg;
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for ( $a = 2, $num = func_num_args(); $a < $num; $a++ )
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$args[] = func_get_arg($a);
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// Sort
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if ( !isset( $merged_filters[ $tag ] ) ) {
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ksort($wp_filter[$tag]);
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$merged_filters[ $tag ] = true;
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}
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reset( $wp_filter[ $tag ] );
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do {
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foreach ( (array) current($wp_filter[$tag]) as $i => $the_ )
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if ( !is_null($the_['function']) ) {
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if ( ! isset( $this->hook_log[ $i ] ) ) {
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$this->hook_log[ $i ] = array(
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'callback' => self::get_name_from_callback( $the_['function'] ),
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'execution_time' => 0,
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'query_count' => 0,
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'query_time' => 0,
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);
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}
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$start_time = microtime( true );
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$query_offset = count( $wpdb->queries );
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call_user_func_array($the_['function'], array_slice($args, 0, (int) $the_['accepted_args']));
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$this->hook_log[ $i ]['execution_time'] = microtime( true ) - $start_time;
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for ( $j = $query_offset; $j < count( $wpdb->queries ); $j++ ) {
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$this->hook_log[ $i ]['query_time'] += $wpdb->queries[ $i ][1];
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$this->hook_log[ $i ]['query_count']++;
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}
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}
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} while ( next($wp_filter[$tag]) !== false );
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array_pop($wp_current_filter);
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}
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}
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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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* Profiling verbosity at the end of every action and filter
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*/
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*/
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public function wp_hook_end( $filter_value = null ) {
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public function wp_hook_end( $filter_value = null ) {
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global $wpdb;
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global $wpdb, $wp_filter;
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$current_filter = current_filter();
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$current_filter = current_filter();
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if ( array_key_exists( $current_filter, $this->focus_log ) ) {
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if ( array_key_exists( $current_filter, $this->focus_log ) ) {
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@ -268,4 +361,21 @@ class Profile_Command {
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$this->focus_start_time = microtime( true );
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$this->focus_start_time = microtime( true );
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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_from_callback( $callback ) {
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$name = '';
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if ( is_array( $callback ) && is_object( $callback[0] ) ) {
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$name = get_class( $callback[0] ) . '->' . $callback[1] . '()';
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} elseif ( is_array( $callback ) && method_exists( $callback[0], $callback[1] ) ) {
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$name = $callback[0] . '::' . $callback[1] . '()';
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} elseif ( is_object( $callback ) && is_a( $callback, 'Closure' ) ) {
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$name = 'function(){}';
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} else if ( is_string( $callback ) ) {
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$name = $callback . '()';
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}
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return $name;
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}
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}
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}
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