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<?php |
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/* |
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+=====================================================================+ |
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| ____ _ ____ __ _ _ | |
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| / ___|___ __| | ___ | _ \ _ __ ___ / _(_) | ___ _ __ | |
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| | | / _ \ / _` |/ _ \ | |_) | '__/ _ \| |_| | |/ _ \ '__| | |
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| | |__| (_) | (_| | __/ | __/| | | (_) | _| | | __/ | | |
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| \____\___/ \__,_|\___| |_| |_| \___/|_| |_|_|\___|_| | |
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| | |
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| (c) Jerome Bruandet ~ https://code-profiler.com/ | |
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+=====================================================================+ |
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*/ |
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|
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if (! defined( 'ABSPATH' ) ) { die( 'Forbidden' ); } |
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|
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// ===================================================================== |
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// Start the profiler. |
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|
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add_action( 'wp_ajax_codeprofiler_start_profiler', 'codeprofiler_start_profiler' ); |
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|
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function codeprofiler_start_profiler() { |
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|
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$response = ['status' => 'error']; |
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|
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$cp_options = get_option( 'code-profiler' ); |
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|
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// If this is an AJAX call, make sure it comes from an admin/superadmin. |
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if ( isset( $_REQUEST['action'] ) && $_REQUEST['action'] == 'codeprofiler_start_profiler' ) { |
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// Admin/Superadmin only |
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if (! is_super_admin() ) { |
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$msg = esc_html__('You are not allowed to performed this action', 'code-profiler'); |
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$response['message'] = $msg; |
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code_profiler_log_error( $msg ); |
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code_profiler_wp_send_json( $response ); |
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} |
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} |
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|
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// Verify the security nonce |
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if ( empty( $_POST['cp_nonce'] ) || ! wp_verify_nonce( $_POST['cp_nonce'], 'start_profiler_nonce' ) ) { |
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$msg = esc_html__('Missing or wrong security nonce. Reload the page and try again', 'code-profiler'); |
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$response['message'] = $msg; |
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code_profiler_log_error( $msg ); |
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code_profiler_wp_send_json( $response ); |
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} |
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|
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// Verify the MU plugin is loaded |
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if (! defined('CODE_PROFILER_MU_ON') ) { |
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$msg = esc_html__('The MU plugin is not loaded, please check the log', 'code-profiler'); |
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$response['message'] = $msg; |
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code_profiler_log_error( $msg ); |
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code_profiler_wp_send_json( $response ); |
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} |
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|
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// Frontend or backend |
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if ( empty( $_POST['where'] ) || ! in_array( $_POST['where'], [ 'frontend', 'backend', 'custom' ] ) ) { |
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$msg = sprintf( esc_html__('Missing or incorrect parameter (%s)', 'code-profiler'), 'where' ); |
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$response['message'] = $msg; |
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code_profiler_log_error( $msg ); |
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code_profiler_wp_send_json( $response ); |
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} |
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if ( empty( $_POST['post'] ) ) { |
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$msg = sprintf( esc_html__('Missing or incorrect parameter (%s)', 'code-profiler'), 'post' ); |
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$response['message'] = $msg; |
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code_profiler_log_error( $msg ); |
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code_profiler_wp_send_json( $response ); |
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} |
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|
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// Make sure we have no more that 4 decimals, because when returning |
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// it via AJAX, it will display more decimals than that |
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$microtime = number_format( microtime( true ), 4, '.', '' ); |
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|
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// Authentication |
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if ( empty( $_POST['user'] ) || ! in_array( $_POST['user'], [ 'authenticated', 'unauthenticated' ] ) ) { |
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$msg = sprintf( esc_html__('Missing or incorrect parameter (%s)', 'code-profiler'), 'user' ); |
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$response['message'] = $msg; |
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code_profiler_log_error( $msg ); |
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code_profiler_wp_send_json( $response ); |
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} |
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|
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if ( empty( $_POST['profile'] ) || strlen( $_POST['profile'] ) > 100 ) { |
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$profile = code_profiler_profile_name(); |
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} else { |
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$profile = sanitize_file_name( $_POST['profile'] ); |
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} |
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|
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// URI to profile |
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$url = esc_url_raw( $_POST['post'] ); |
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code_profiler_log_info( sprintf( |
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esc_html__('Starting Code Profiler v%s for %s (profile: %s)', 'code-profiler' ), |
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CODE_PROFILER_VERSION, |
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$url, |
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$profile |
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) ); |
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|
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// User-agent |
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if ( empty( $_POST['ua'] ) ) { |
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$ua = 'FireFox'; |
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} else { |
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$ua = sanitize_text_field( $_POST['ua'] ); |
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} |
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foreach( CODE_PROFILER_UA as $types => $types_array ) { |
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foreach( $types_array as $name => $value ) { |
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if ( $ua == $name ) { |
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$ua_signature = $value; |
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break; |
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} |
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} |
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} |
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if ( empty( $ua_signature ) ) { |
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$ua_signature = CODE_PROFILER_UA['Desktop']['FireFox']; |
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} |
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|
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// Create security key |
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$profiler_key = bin2hex( random_bytes( 16 ) ); |
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$cp_options['hash'] = sha1( $profiler_key ); |
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update_option( 'code-profiler', $cp_options ); |
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|
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// Build query |
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$url = add_query_arg( [ |
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'CODE_PROFILER_ON' => $microtime, |
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'profiler_key' => $profiler_key, |
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], $url ); |
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|
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global $wp_version; |
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$headers = [ |
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'Cache-Control' => 'no-cache, no-store, must-revalidate', |
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'Pragma' => 'no-cache', |
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'Expires' => '0', |
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'httpversion' => '1.1', |
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// Devs must be allowed to use it on localhost over TLS too |
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'sslverify' => apply_filters( 'https_local_ssl_verify', false ), |
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'timeout' => 180, // 180-second timeout instead of the default 5s |
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'redirection' => 0, // We don't want to be redirected |
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'headers' => [ |
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'code-profiler-key' => $profiler_key, |
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'Accept-Language' => 'en-US,en;q=0.5', |
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'User-Agent' => $ua_signature |
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] |
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]; |
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|
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// Forward basic authentication if any (not available from WP CLI) |
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if ( function_exists('apache_request_headers') ) { |
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$apache_headers = apache_request_headers(); |
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if ( isset( $apache_headers['Authorization'] ) ) { |
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$headers['headers']['Authorization'] = $apache_headers['Authorization']; |
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} |
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// WP-CLI (wp code-profiler run --u=FOO --p=BAR) |
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} elseif ( defined('WP_CLI') && ! empty( $_POST['Authorization'] ) ) { |
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$headers['headers']['Authorization'] = $_POST['Authorization']; |
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} |
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|
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if ( $_POST['user'] == 'authenticated' ) { |
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// Used for authentication |
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if ( is_ssl() ) { |
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$cookie_auth = SECURE_AUTH_COOKIE; |
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$scheme = 'secure_auth'; |
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} else { |
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$cookie_auth = AUTH_COOKIE; |
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$scheme = 'auth'; |
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} |
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$id = get_current_user_id(); |
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$headers['cookies'][ $cookie_auth ] = wp_generate_auth_cookie( $id, time() + 180, $scheme ); |
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$headers['cookies'][ LOGGED_IN_COOKIE ] = wp_generate_auth_cookie( $id, time() + 180, 'logged_in' ); |
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$session_id = session_id(); |
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if ( $session_id !== false ) { |
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$session_name = session_name(); |
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$headers['cookies'][ $session_name ] = $session_id; |
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} |
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} |
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|
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if ( function_exists( 'opcache_reset' ) ) { |
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opcache_reset(); |
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} |
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|
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// We must allow developers to run the profiler |
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// on a local IP (e.g, http://127.0.0.1/) |
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add_filter( 'http_request_host_is_external', '__return_true' ); |
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$res = wp_safe_remote_get( $url, $headers ); |
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|
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// Connection error |
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if ( is_wp_error( $res ) ) { |
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$msg = esc_html__('Cannot connect to the requested page: %s', 'code-profiler'); |
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$response['message'] = sprintf( |
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$msg, |
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esc_html( $res->get_error_message() ) |
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); |
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code_profiler_log_error( sprintf( $msg, $res->get_error_message() ) ); |
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code_profiler_wp_send_json( $response ); |
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} |
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|
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// HTTP status code |
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if (! empty( $cp_options['http_response'] ) ) { |
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if ( preg_match( "/{$cp_options['http_response']}/", $res['response']['code'] ) ) { |
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$msg = esc_html__('The website returned the following HTTP status code: %s %s.', 'code-profiler'). |
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' '. |
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esc_html__('By default, the profiler will always abort and throw an error if the server did not return a 200 HTTP status code. You can change that behaviour in the Settings section if the page you are profiling needs to return a different code (3xx, 4xx or 5xx).', 'code-profiler'); |
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$response['message'] = sprintf( |
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$msg, |
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(int) $res['response']['code'], |
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esc_html( $res['response']['message'] ) |
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); |
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code_profiler_log_error( sprintf( $msg, $res['response']['code'], $res['response']['message'] ) ); |
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code_profiler_wp_send_json( $response ); |
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} |
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} |
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// Check response |
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$message = json_decode( $res['body'], true ); |
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if ( isset( $message['status'] ) && isset( $message['message'] ) ) { |
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$response['status'] = $message['status']; |
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$response['message'] = $message['message']; |
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code_profiler_wp_send_json( $response ); |
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} |
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code_profiler_log_info( esc_html__('Collecting data to analyze', 'code-profiler' ) ); |
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// Return success |
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$response = ['status' => 'success']; |
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$response['message'] = 'success'; |
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$response['microtime'] = $microtime; |
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|
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// AJAX action? |
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if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) { |
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code_profiler_wp_send_json( $response ); |
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} else { |
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return json_encode( $response ); |
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} |
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|
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} |
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|
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// ===================================================================== |
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|
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add_action( 'wp_ajax_codeprofiler_prepare_report', 'codeprofiler_prepare_report' ); |
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|
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function codeprofiler_prepare_report() { |
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|
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$response = ['status' => 'error']; |
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|
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// If this is an AJAX call, make sure it comes from an admin/superadmin. |
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if ( isset( $_REQUEST['action'] ) && $_REQUEST['action'] == 'codeprofiler_prepare_report' ) { |
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// Admin/Superadmin only |
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if (! is_super_admin() ) { |
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$msg = esc_html__('You are not allowed to performed this action', 'code-profiler'); |
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$response['message'] = $msg; |
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code_profiler_log_error( $msg ); |
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code_profiler_wp_send_json( $response ); |
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} |
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} |
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|
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// Verify the security nonce |
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if ( empty( $_POST['cp_nonce'] ) || ! wp_verify_nonce( $_POST['cp_nonce'], 'start_profiler_nonce' ) ) { |
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$msg = esc_html__('Missing or wrong security nonce. Reload the page and try again', 'code-profiler'); |
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$response['message'] = $msg; |
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code_profiler_log_error( $msg ); |
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code_profiler_wp_send_json( $response ); |
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} |
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|
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if ( empty( $_POST['microtime'] ) || ! preg_match( '/^\d{10}\.\d+$/', $_POST['microtime'] ) ) { |
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$msg = esc_html__('Missing parameter (microtime).', 'code-profiler'); |
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$response['message'] = $msg; |
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code_profiler_log_error( $msg ); |
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code_profiler_wp_send_json( $response ); |
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} |
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$microtime = sanitize_text_field( $_POST['microtime'] ); |
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|
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$profile = sanitize_file_name( $_POST['profile'] ); |
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if ( empty( $profile ) ) { |
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$msg = esc_html__('Missing profile name.', 'code-profiler'); |
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$response['message'] = $msg; |
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code_profiler_log_error( $msg ); |
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code_profiler_wp_send_json( $response ); |
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} |
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|
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code_profiler_log_info( esc_html__('Preparing report', 'code-profiler') ); |
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require 'class-report.php'; |
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$report = new CodeProfiler_Report( $profile, $microtime ); |
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$report->prepare_report(); |
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|
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// Take a 1s break so that we can spot any potential error |
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// in the backend before AJAX refresh the page |
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usleep(1000000); |
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|
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// Clear hash |
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$cp_options = get_option( 'code-profiler' ); |
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unset( $cp_options['hash'] ); |
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update_option( 'code-profiler', $cp_options ); |
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|
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code_profiler_log_info( esc_html__('All done, exiting profiler', 'code-profiler') ); |
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$response['cp_profile'] = $microtime; |
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$response['status'] = 'success'; |
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$response['message'] = 'success'; |
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|
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// AJAX action? |
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if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) { |
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code_profiler_wp_send_json( $response ); |
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} else { |
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return json_encode( $response ); |
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} |
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|
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} |
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|
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// ===================================================================== |
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// EOF |
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|
