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<?php /** * P3 Plugin Performance Profiler Plugin Controller * * @author GoDaddy.com * @package P3_Profiler / class P3_Profiler_Plugin_Admin { /* * List table of the profile scans * @var P3_Profiler_Table / public static $scan_table = null; /* * Name of the current scan being viewed * @var string / public static $scan = ''; /* * Current action * @var string / public static $action = ''; /* * Profile reader object * @var P3_Profiler_Reader / public static $profile = ''; /* * Remove the admin bar from the customer site when profiling is enabled * to prevent skewing the numbers, as much as possible. Also prevent ssl * warnings by forcing content into ssl mode if the admin is in ssl mode / public static function remove_admin_bar() { if ( !is_admin() && is_user_logged_in() ) { remove_action( 'init', '_wp_admin_bar_init' ); if ( true === force_ssl_admin() ) { add_filter( 'site_url', array( __CLASS__, '_fix_url' ) ); add_filter( 'admin_url', array( __CLASS__, '_fix_url' ) ); add_filter( 'post_link', array( __CLASS__, '_fix_url' ) ); add_filter( 'category_link', array( __CLASS__, '_fix_url' ) ); add_filter( 'get_archives_link', array( __CLASS__, '_fix_url' ) ); add_filter( 'tag_link', array( __CLASS__, '_fix_url' ) ); add_filter( 'home_url', array( __CLASS__, '_fix_url' ) ); } } } /* * Replace http with https to avoid SSL warnings in the preview iframe if the admin is in SSL * This will strip off any port numbers and will not replace URLs in off-site links * @param string $url * @return string / public static function _fix_url( $url ) { static $host = ''; if ( empty( $host ) ) { $host = preg_replace( '/[:\d+$]/', '', $_SERVER['HTTP_HOST'] ); } return str_ireplace( 'http://' . $host, 'https://' . $host, $url ); } /* * Load javascripts / public static function load_scripts() { wp_enqueue_script( 'jquery' ); wp_enqueue_script( 'jquery-ui-dialog' ); wp_enqueue_script( 'jquery-ui-tabs' ); wp_enqueue_script( 'jquery-ui-progressbar' ); wp_enqueue_script( 'flot', plugins_url() . '/p3-profiler/js/jquery.flot.min.js', array( 'jquery-ui-core' ) ); wp_enqueue_script( 'flot.pie', plugins_url() . '/p3-profiler/js/jquery.flot.pie.min.js', array( 'flot' ) ); wp_enqueue_script( 'flot.navigate', plugins_url() . '/p3-profiler/js/jquery.flot.navigate.js', array( 'flot' ) ); wp_enqueue_script( 'p3_corners', plugins_url() . '/p3-profiler/js/jquery.corner.js', array( 'jquery-ui-core' ) ); wp_enqueue_script( 'p3_qtip', plugins_url() . '/p3-profiler/js/jquery.qtip.min.js', array( 'jquery-ui-core' ) ); } /* * Load styles / public static function load_styles() { if ( 'classic' == get_user_option( 'admin_color' ) ) { wp_enqueue_style ( 'jquery-ui-css', plugins_url() . '/p3-profiler/css/jquery-ui-classic.css', array(), P3_VERSION ); } else { wp_enqueue_style ( 'jquery-ui-css', plugins_url() . '/p3-profiler/css/jquery-ui-fresh.css', array(), P3_VERSION ); } wp_enqueue_style( 'p3_qtip_css', plugins_url() . '/p3-profiler/css/jquery.qtip.min.css', array(), P3_VERSION ); wp_enqueue_style( 'p3_css', plugins_url() . '/p3-profiler/css/p3.css', array(), P3_VERSION ); } /* * Determine the profiles path / public static function set_path() { $uploads_dir = wp_upload_dir(); define( 'P3_PROFILES_PATH', $uploads_dir['basedir'] . DIRECTORY_SEPARATOR . 'profiles' ); } /* * Initialize, upgrade, etc. * Determine the action from the query string that guides the exection path * Catch any special actions here (e.g. download a file) / public static function init() { // Upgrade self::upgrade(); // Set up the request based on p3_action if ( !empty( $_REQUEST['p3_action'] ) ) { self::$action = $_REQUEST['p3_action']; } if ( empty( self::$action ) \|\| 'current-scan' == self::$action ) { self::$scan = self::get_latest_profile(); self::$action = 'current-scan'; } elseif ( 'view-scan' == self::$action ) { self::$scan = ''; if ( !empty( $_REQUEST['name'] ) ) { self::$scan = sanitize_file_name( basename( $_REQUEST['name'] ) ); } else { self::$scan = basename( self::get_latest_profile() ); } if ( empty( self::$scan ) \|\| !file_exists( P3_PROFILES_PATH . DIRECTORY_SEPARATOR . self::$scan ) ) { self::add_notice( __( 'Scan does not exist', 'p3-profiler' ), true ); } self::$scan = P3_PROFILES_PATH . DIRECTORY_SEPARATOR . self::$scan; } // Download the debug logs before output is sent if ( 'download-debug-log' == self::$action ) { self::download_debug_log(); } elseif ( 'clear-debug-log' == self::$action ) { self::clear_debug_log(); } } /* * Dispatcher function. All requests enter through here * and are routed based upon the p3_action request variable * @return void / public static function dispatcher() { // If there's a scan, create a viewer object if ( !empty( self::$scan ) ) { try { self::$profile = new P3_Profiler_Reader( self::$scan ); } catch ( P3_Profiler_No_Data_Exception $e ) { echo '<div class="error"><p>' . sprintf( __( 'No visits recorded during this profiling session. Check the <a href="%s">help</a> page for more information', 'p3-profiler' ), esc_url( add_query_arg( array( 'p3_action' => 'help', 'current_scan' => null ) ) ) . '#q-circumvent-cache"' ) . '</p></div>'; self::$scan = null; self::$profile = null; self::$action = 'list-scans'; } catch ( Exception $e ) { echo '<div class="error"><p>' . __( 'Error reading scan', 'p3-profiler' ) . '</p></div>'; } } else { self::$profile = null; } // Usability message if ( !defined( 'WPP_PROFILING_STARTED' ) ) { echo '<div class="updated usability-msg"><p>' . __( 'Click "Start Scan" to run a performance scan of your website.', 'p3-profiler' ) . '</p></div>'; } // Load the list table, let it handle any bulk actions if ( empty( self::$profile ) && in_array( self::$action, array( 'list-scans', 'current-scan' ) ) ) { self::$scan_table = new P3_Profiler_Table(); self::$scan_table->prepare_items(); } // Load scripts & styles self::load_scripts(); self::load_styles(); // Show the page require_once P3_PATH . '/templates/template.php'; } /* * Get a list of pages for the auto-scanner * @return array / public static function list_of_pages() { // Start off the scan with the home page $pages = array( get_home_url() ); // Home page // Search for a word from the blog description $words = array_merge( explode( ' ', get_bloginfo( 'name' ) ), explode( ' ', get_bloginfo( 'description' ) ) ); $pages[] = home_url( '?s=' . $words[ mt_rand( 0, count( $words ) - 1 ) ] ); // Get 4 random tags $func = function () { return 'rand()'; }; add_filter( 'get_terms_orderby', $func ); $terms = get_terms( 'post_tag', 'number=4' ); foreach ( (array) $terms as $term ) { $pages[] = get_term_link( $term ); } // Get 4 random categories $cats = get_terms( 'category', 'number=4'); foreach ( (array) $cats as $cat ) { $pages[] = get_term_link( $cat ); } remove_filter( 'get_terms_orderby', $func ); // Get the latest 4 posts $tmp = preg_split( '/\s+/', wp_get_archives( 'type=postbypost&limit=4&echo=0' ) ); if ( !empty( $tmp ) ) { foreach ( $tmp as $page ) { if ( preg_match( "/href='([^']+)'/", $page, $matches ) ) { $pages[] = $matches[1]; } } } // Scan some admin pages, too $pages[] = admin_url(); $pages[] = admin_url('edit.php'); $pages[] = admin_url('plugins.php'); // Fix SSL if ( true === force_ssl_admin() ) { foreach ( $pages as $k => $v ) { $pages[$k] = str_replace( 'http://', 'https://', $v ); } } // Done return apply_filters( 'p3_automatic_scan_urls', $pages ); } /***********************************************************/ / AJAX FUNCTIONS / /**********************************************************/ / * Ajax die * @param string $message / public static function ajax_die( $message ) { global $wp_version; if ( version_compare( $wp_version, '3.4-dev' ) >= 0 ) { wp_die( $message ); } else { die( $message ); } } /* * Start scan / public static function ajax_start_scan() { // Check nonce if ( !check_admin_referer( 'p3_ajax_start_scan', 'p3_nonce' ) ) { wp_die( __( 'You do not have sufficient permissions to access this page.' ) ); } // Sanitize the file name $filename = sanitize_file_name( basename( $_POST['p3_scan_name'] ) ); // Add the entry ( multisite installs can run more than one concurrent profile ) delete_option( 'p3_profiler-error_detection' ); $opts = get_option( 'p3-profiler_options' ); if( empty( $opts ) \|\| !is_array( $opts ) ) { $opts = array(); } $opts['profiling_enabled'] = array( 'ip' => stripslashes( $_POST['p3_ip'] ), 'disable_opcode_cache' => ( 'true' == $_POST['p3_disable_opcode_cache'] ), 'name' => $filename, ); update_option( 'p3-profiler_options', $opts ); // Kick start the profile file if ( !file_exists( P3_PROFILES_PATH . "/$filename.json" ) ) { $flag = file_put_contents( P3_PROFILES_PATH . "/$filename.json", '' ); } else { $flag = true; } // Check if either operation failed if ( false === $flag ) { self::ajax_die( 0 ); } else { self::ajax_die( 1 ); } } /* * Stop scan / public static function ajax_stop_scan() { // Check nonce if ( !check_admin_referer( 'p3_ajax_stop_scan', 'p3_nonce' ) ) { wp_die( __( 'You do not have sufficient permissions to access this page.' ) ); } // Get current options $opts = get_option( 'p3-profiler_options' ); $opts = $opts['profiling_enabled']; // Turn off scanning p3_profiler_disable(); // Tell the user what happened self::add_notice( __( 'Turned off performance scanning.', 'p3-profiler' ) ); // Return the last filename if ( !empty( $opts ) && is_array( $opts ) && array_key_exists( 'name', $opts ) ) { echo $opts['name'] . '.json'; self::ajax_die( '' ); } else { self::ajax_die( 0 ); } } /* * Save advanced settings / public static function ajax_save_settings() { // Check nonce if ( !check_admin_referer( 'p3_save_settings', 'p3_nonce' ) ) { wp_die( __( 'You do not have sufficient permissions to access this page.' ) ); } // Save the new options $opts = get_option( 'p3-profiler_options' ); $opts['disable_opcode_cache'] = ( 'true' == $_POST['p3_disable_opcode_cache'] ); $opts['cache_buster'] = ( 'true' == $_POST['p3_cache_buster'] ); $opts['use_current_ip'] = ( 'true' == $_POST['p3_use_current_ip'] ); $opts['ip_address'] = ( $_POST['p3_ip_address'] ); $opts['debug'] = ('true' == $_POST['p3_debug'] ); update_option( 'p3-profiler_options', $opts ); // Clear the debug log if it's full if ( 'true' === $_POST['p3_debug'] ) { $log = get_option( 'p3-profiler_debug_log' ); if ( is_array( $log ) && count( $log ) >= 100 ) { update_option( 'p3-profiler_debug_log', array() ); } } self::ajax_die( 1 ); } /***********************************************************/ / EMAIL RESULTS / /**********************************************************/ / * Send results ( presumably to admin or support ) / public static function ajax_send_results() { // Check nonce if ( !check_admin_referer( 'p3_ajax_send_results', 'p3_nonce' ) ) { wp_die( __( 'You do not have sufficient permissions to access this page.' ) ); } // Check fields $to = sanitize_email( $_POST['p3_to'] ); $from = sanitize_email( $_POST['p3_from'] ); $subject = trim( $_POST['p3_subject'] ); $message = strip_tags( $_POST['p3_message'] ); $results = strip_tags( $_POST['p3_results'] ); // Append the results to the message ( if a messge was specified ) if ( empty( $message ) ) { $message = stripslashes( $results ); } else { $message = stripslashes( $message . "\n\n" .$results ); } // Check for errors and send message if ( !is_email( $to ) \|\| !is_email( $from ) ) { echo '0\|'; _e( 'Invalid subject', 'p3-profiler' ); } elseif ( empty( $subject ) ) { echo '0\|'; _e( 'Invalid subject', 'p3-profiler' ); } elseif ( false === wp_mail( $to, $subject, $message, "From: $from" ) ) { echo '0\|'; printf( __( '<a href="%s" target="_blank">wp_mail()</a> function returned false', 'p3-profiler' ), 'http://codex.wordpress.org/Function_Reference/wp_mail' ); } else { echo '1'; } self::ajax_die( '' ); } /***********************************************************/ / DEBUG LOG FUNCTIONS / /**********************************************************/ / * Clear the debug log / public static function clear_debug_log() { if ( !check_admin_referer( 'p3-clear-debug-log' ) ) { wp_die( __( 'You do not have sufficient permissions to access this page.' ) ); } update_option( 'p3-profiler_debug_log', array() ); wp_redirect( esc_url( add_query_arg( array( 'p3_action' => 'help' ) ) ) ); } /* * Download the debug log / public static function download_debug_log() { if ( !check_admin_referer( 'p3-download-debug-log' ) ) { wp_die( __( 'You do not have sufficient permissions to access this page.' ) ); } $log = get_option( 'p3-profiler_debug_log' ); if ( empty( $log ) ) { $log = array(); } header('Pragma: public'); header('Expires: 0'); header('Cache-Control: must-revalidate, post-check=0, pre-check=0'); header('Content-Type: application/force-download'); header('Content-Type: application/octet-stream'); header('Content-Type: application/download'); header('Content-Disposition: attachment; filename="p3debug.csv";'); header('Content-Transfer-Encoding: binary'); // File header printf('"%s","%s","%s","%s","%s","%s","%s","%s","%s"' . "\n", __( 'Profiling Enabled', 'p3-profiler' ), __( 'Recording IP', 'p3-profiler' ), __( 'Scan Name', 'p3-profiler' ), __( 'Recording', 'p3-profiler' ), __( 'Disable Optimizers', 'p3-profiler' ), __( 'URL', 'p3-profiler' ), __( 'Visitor IP', 'p3-profiler' ), __( 'Time', 'p3-profiler' ), _x( 'PID', 'Abbreviation for process id', 'p3-profiler' ) ); foreach ( (array) $log as $entry ) { printf('"%s","%s","%s","%s","%s","%s","%s","%s","%d"' . "\n", is_array( $entry['profiling_enabled'] ) ? 'true' : 'false', $entry['recording_ip'], $entry['scan_name'], $entry['recording'] ? 'true' : 'false', $entry['disable_optimizers'] ? 'true' : 'false', $entry['url'], $entry['visitor_ip'], date( 'Y-m-d H:i:s', $entry['time'] ), $entry['pid'] ); } // Done die(); } /***********************************************************/ / HISTORY PAGE / /**********************************************************/ / * Get the latest performance scan * @return string\|false / public static function get_latest_profile() { // Open the directory $dir = opendir( P3_PROFILES_PATH ); if ( false === $dir ) { wp_die( __( 'Cannot read profiles directory', 'p3-profiler' ) ); } // Loop through the files, get the path and the last modified time $files = array(); while ( false !== ( $file = readdir( $dir ) ) ) { if ( '.json' == substr( $file, -5 ) && filesize( P3_PROFILES_PATH . '/' . $file ) > 0 ) { $files[filemtime( P3_PROFILES_PATH . "/$file" )] = P3_PROFILES_PATH . "/$file"; } } closedir( $dir ); // If there are no files, return false if ( empty( $files ) ) { return false; } // Sort the files by the last modified time, return the latest ksort( $files ); return array_pop( $files ); } /* * Add a notices * @param string $notice * @param bool $error Default false. If true, this is a red error. If false, this is a yellow notice. * @return void / public static function add_notice( $notice, $error = false ) { // Get any notices on the stack $notices = get_option( 'p3_notices' ); if ( empty( $notices ) ) { $notices = array(); } // Add the notice to the stack $notices[] = array( 'msg' => $notice, 'error' => $error, ); // Save the stack update_option( 'p3_notices', $notices ); } /* * Display notices * @return voide / public static function show_notices() { $notices = get_option( 'p3_notices' ); if ( !empty( $notices ) ) { $notices = array_unique( $notices ); foreach ( $notices as $notice ) { echo '<div class="' . ( ( $notice['error'] ) ? 'error' : 'updated' ) . '"><p>' . htmlentities( $notice['msg'] ) . '</p></div>'; } } update_option( 'p3_notices', array() ); if ( false !== self::scan_enabled() ) { echo '<div class="updated"><p>' . __( 'Performance scanning is enabled.', 'p3-profiler' ) . '</p></div>'; } } /* * Make the profiles folder * @param string $path / public static function make_profiles_folder( $path ) { wp_mkdir_p( $path ); if ( !file_exists( "$path/.htaccess" ) ) { file_put_contents( $path . DIRECTORY_SEPARATOR . '.htaccess', "Deny from all\n" ); } if ( !file_exists( "$path/index.php" ) ) { file_put_contents( $path. DIRECTORY_SEPARATOR . 'index.php', '<' . "?php header( 'Status: 404 Not found' ); ?" . ">\nNot found" ); } } /* * Delete the profiles folder * @param string $path / public static function delete_profiles_folder( $path ) { if ( !file_exists( $path ) ) return; $dir = opendir( $path ); while ( ( $file = readdir( $dir ) ) !== false ) { if ( $file != '.' && $file != '..' ) { unlink( $path . DIRECTORY_SEPARATOR . $file ); } } closedir( $dir ); rmdir( $path ); } /* * Check to see if a scan is enabled * @return array\|false / public static function scan_enabled() { $opts = get_option( 'p3-profiler_options' ); if ( !empty( $opts['profiling_enabled'] ) ) { return isset( $opts['profiling_enabled'] ); } return false; } /* * Convert a filesize ( in bytes ) to a human readable filesize * @param int $size * @return string / public static function readable_size( $size ) { $units = array( _x( 'B', 'Abbreviation for bytes', 'p3-profiler' ), _x( 'KB', 'Abbreviation for kilobytes', 'p3-profiler' ), _x( 'MB', 'Abbreviation for megabytes', 'p3-profiler' ), _x( 'GB', 'Abbreviation for gigabytes', 'p3-profiler' ), _x( 'TB', 'Abbreviation for terabytes', 'p3-profiler' ) ); $size = max( $size, 0 ); $pow = floor( ( $size ? log( $size ) : 0 ) / log( 1024 ) ); $pow = min( $pow, count( $units ) - 1 ); $size /= pow( 1024, $pow ); return round( $size, 0 ) . ' ' . $units[$pow]; } /* * Actions to take when a multisite blog is removed / public static function delete_blog() { $uploads_dir = wp_upload_dir(); $folder = $uploads_dir['basedir'] . DIRECTORY_SEPARATOR . 'profiles' . DIRECTORY_SEPARATOR; self::delete_profiles_folder( $folder ); delete_option( 'p3-profiler_version' ); delete_option( 'p3-profiler_options' ); delete_option( 'p3-profiler_debug_log' ); } /* * Upgrade * Check options, perform any necessary data conversions */ public static function upgrade() { // Get the current version $version = get_option( 'p3-profiler_version' ); // Upgrading from < 1.1.0 if ( empty( $version ) \|\| version_compare( $version, '1.1.0' ) < 0 ) { update_option( 'p3-profiler_disable_opcode_cache', true ); update_option( 'p3-profiler_use_current_ip', true ); update_option( 'p3-profiler_ip_address', '' ); update_option( 'p3-profiler_version', '1.1.0' ); } // Upgrading from < 1.1.2 if ( empty( $version) \|\| version_compare( $version, '1.1.2' ) < 0 ) { update_option( 'p3-profiler_cache_buster', true ); update_option( 'p3-profiler_version', '1.1.2' ); } // Upgrading from < 1.2.0 if ( empty( $version) \|\| version_compare( $version, '1.2.0' ) < 0 ) { // Set profiling option update_option( 'p3-profiler_profiling_enabled', false ); update_option( 'p3-profiler_version', '1.2.0' ); update_option( 'p3-profiler_debug', false ); update_option( 'p3-profiler_debug_log', array() ); // Remove any .htaccess modifications $file = ABSPATH . '/.htaccess'; if ( file_exists( $file ) && array() !== extract_from_markers( $file, 'p3-profiler' ) ) { insert_with_markers( $file, 'p3-profiler', array( '# removed during 1.2.0 upgrade' ) ); } // Remove .profiling_enabled if it's still present if ( file_exists( P3_PATH . '/.profiling_enabled' ) ) { @unlink( P3_PATH . '/.profiling_enabled' ); } } // Upgrading from < 1.3.0 if ( empty( $version) \|\| version_compare( $version, '1.3.0' ) < 0 ) { update_option( 'p3-profiler_version', '1.3.0' ); // Move to a serialized single option $opts = array( 'profiling_enabled' => get_option( 'p3-profiler_profiling_enabled' ), 'disable_opcode_cache' => get_option( 'p3-profiler_disable_opcode_cache' ), 'use_current_ip' => get_option( 'p3-profiler_use_current_ip' ), 'ip_address' => get_option( 'p3-profiler_ip_address' ), 'cache_buster' => get_option( 'p3-profiler_cache_buster' ), 'debug' => get_option( 'p3-profiler_debug' ) ); update_option( 'p3-profiler_options', $opts ); // Delete the extra options delete_option( 'p3-profiler_disable_opcode_cache' ); delete_option( 'p3-profiler_use_current_ip' ); delete_option( 'p3-profiler_ip_address' ); delete_option( 'p3-profiler_cache_buster' ); delete_option( 'p3-profiler_debug' ); delete_option( 'p3-profiler_profiling_enabled' ); } // Upgrading from < 1.5.0 if ( empty( $version) \|\| version_compare( $version, '1.5.0' ) < 0 ) { update_option( 'p3-profiler_version', '1.5.0' ); } // Ensure the profiles folder is there $uploads_dir = wp_upload_dir(); $folder = $uploads_dir['basedir'] . DIRECTORY_SEPARATOR . 'profiles'; self::make_profiles_folder( $folder ); } }

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