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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') ) { |
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die('Forbidden'); |
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} |
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|
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// ===================================================================== |
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|
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class CP_Troubleshooter { |
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|
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/** |
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* Array to handle all results |
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*/ |
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private $buffer = []; |
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|
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/** |
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* Initialize. |
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*/ |
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public function __construct() { |
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|
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$this->get_system_info('sysinfo'); |
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$this->cp_info('code-profiler'); |
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$this->function_exists('code-profiler'); |
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$this->check_wpdb('wpdb'); |
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$this->check_cache('cache'); |
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$this->check_proxy('proxy'); |
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$this->get_all_plugins('plugins'); |
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$this->get_theme('themes'); |
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$this->get_cp_config(); |
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|
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echo esc_textarea( print_r( $this->buffer, true ) ); |
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} |
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|
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/** |
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* Retrieve system info: |
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* * PHP version |
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* * PHP SAPI |
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* * HTTP server |
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* * Opcode cache |
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* * PHP directives (time limit, memory available, temp dir etc) |
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* * PHP last error |
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* * WordPress |
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*/ |
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private function get_system_info( $key ) { |
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|
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$this->buffer[ $key ]['OS'] = php_uname(); |
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|
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if (! empty( $_SERVER['SERVER_SOFTWARE'] ) ) { |
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$this->buffer[ $key ]['HTTP server'] = $_SERVER['SERVER_SOFTWARE']; |
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} else { |
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$this->buffer[ $key ]['HTTP server'] = 'N/A'; |
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} |
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|
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$this->buffer[ $key ]['PHP'] = strtoupper( PHP_SAPI ) .' '. PHP_VERSION; |
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|
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if ( extension_loaded('Zend OPcache') ) { |
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$this->buffer[ $key ]['Opcode cache'] = sprintf( |
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'Zend OPcache (%s)', ini_get('opcache.enable') ? 'enabled':'disabled' |
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); |
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} elseif ( extension_loaded('wincache') ) { |
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$this->buffer[ $key ]['Opcode cache'] = sprintf( |
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'wincache (%s)', ini_get('wincache.fcenabled') ? 'enabled':'disabled' |
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); |
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} |
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|
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$this->buffer[ $key ]['Memory limit'] = ini_get('memory_limit'); |
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$this->buffer[ $key ]['Peak limit'] = number_format( memory_get_peak_usage() ); |
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$this->buffer[ $key ]['Max execution time'] = ini_get('max_execution_time') .'s'; |
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$this->buffer[ $key ]['Disabled functions'] = ini_get('disable_functions'); |
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$this->buffer[ $key ]['Display errors'] = ini_get('display_errors'); |
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|
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$tmp = ini_get('sys_temp_dir'); |
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if (! empty( $tmp ) ) { |
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if ( is_writable( $tmp ) ) { |
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$tmp .= ' (writable)'; |
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} else { |
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$tmp .= ' (not writable!)'; |
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} |
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} |
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$tmp = $this->shorten_path( $tmp ); |
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$this->buffer[ $key ]['Temp directory'] = $tmp; |
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$this->buffer[ $key ]['Log errors'] = ini_get('log_errors'); |
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|
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$error_log = ini_get('error_log'); |
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$filesize = 0; |
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if ( is_file( $error_log ) ) { |
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$filesize = filesize( $error_log ); |
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} |
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$this->buffer[ $key ]['Error log'] = "$error_log (". number_format( $filesize ) ." bytes)"; |
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|
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$this->buffer[ $key ]['Last error'] = error_get_last(); |
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if ( isset( $this->buffer[ $key ]['Last error']['file'] ) ) { |
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$this->buffer[ $key ]['Last error']['file'] = $this->shorten_path( $this->buffer[ $key ]['Last error']['file'] ); |
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} |
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|
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// WordPress |
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if ( defined('WP_MEMORY_LIMIT') ) { |
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$this->buffer[ $key ]['WordPress']['WP_MEMORY_LIMIT'] = WP_MEMORY_LIMIT; |
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} else { |
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$this->buffer[ $key ]['WordPress']['WP_MEMORY_LIMIT'] = 'N/A'; |
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} |
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if ( defined('WP_MAX_MEMORY_LIMIT') ) { |
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$this->buffer[ $key ]['WordPress']['WP_MAX_MEMORY_LIMIT'] = WP_MAX_MEMORY_LIMIT; |
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} else { |
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$this->buffer[ $key ]['WordPress']['WP_MAX_MEMORY_LIMIT'] = 'N/A'; |
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} |
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global $wp_version; |
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$this->buffer[ $key ]['WordPress']['version'] = $wp_version; |
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$wp_debug = ''; |
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if ( defined('WP_DEBUG') ) { |
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$wp_debug = WP_DEBUG; |
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} |
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$this->buffer[ $key ]['WordPress']['WP_DEBUG'] = $wp_debug; |
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$wp_debug = ''; |
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$filesize = 0; |
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if ( defined('WP_DEBUG_LOG') ) { |
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$wp_debug = WP_DEBUG_LOG; |
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} |
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if ( is_file( $wp_debug ) ) { |
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$filesize = filesize( $error_log ); |
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$wp_debug = $this->shorten_path( $wp_debug ) ." (". number_format( $filesize ) ." bytes)"; |
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} |
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$this->buffer[ $key ]['WordPress']['WP_DEBUG_LOG'] = $wp_debug; |
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|
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} |
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|
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/** |
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* Verify if some important PHP functions are available. |
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*/ |
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private function function_exists( $key ) { |
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|
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$required_functions = [ |
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'register_shutdown_function' => 'shutdown', |
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'register_tick_function' => 'tick', |
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'stream_wrapper_unregister' => 'unregister', |
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'stream_wrapper_register' => 'register', |
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'stream_wrapper_restore' => 'restore', |
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'hrtime' => 'hrtime' |
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]; |
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|
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foreach ( $required_functions as $function => $value ) { |
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$this->buffer[ $key ]['function'][ $value ] = function_exists( $function ); |
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} |
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|
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$required_methods = [ |
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'PhpToken' => 'tokenize' |
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]; |
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foreach ( $required_methods as $class => $value ) { |
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$this->buffer[ $key ]['method'][ $value ] = method_exists( $class, $value ); |
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} |
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} |
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|
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|
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/** |
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* Return the version and type (free/pro) of Code Profiler. |
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*/ |
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private function cp_info( $key ) { |
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|
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if ( defined('CODE_PROFILER_PRO_VERSION') ) { |
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$this->buffer[ $key ]['slug'] = 'code-profiler-pro'; |
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$this->buffer[ $key ]['version'] = CODE_PROFILER_PRO_VERSION; |
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|
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} elseif ( defined('CODE_PROFILER_VERSION') ) { |
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$this->buffer[ $key ]['slug'] = 'code-profiler'; |
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$this->buffer[ $key ]['version'] = CODE_PROFILER_VERSION; |
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|
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} else { |
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exit('Error: Code Profiler is not active. Please activate it and run this script again.'); |
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|
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} |
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|
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// Data folder must be writable |
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$upload_dir = wp_upload_dir(); |
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$dir = $upload_dir['basedir'] .'/'. $this->buffer[ $key ]['slug']; |
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|
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$this->buffer[ $key ]['data_dir']['path'] = $this->shorten_path( $dir ); |
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$this->buffer[ $key ]['data_dir']['exists'] = file_exists( $dir ); |
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$this->buffer[ $key ]['data_dir']['writable'] = is_writable( $dir ); |
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} |
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|
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|
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/** |
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* Check if there are subclasses of the wpdb class and |
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* look for wp-content/db.php |
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*/ |
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function check_wpdb( $key ) { |
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|
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foreach( get_declared_classes() as $class ) { |
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$reflected = new ReflectionClass( $class ); |
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if ( $reflected->isSubclassOf('wpdb') ) { |
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$script = $reflected->getFileName(); |
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$this->buffer[ $key ]['extends'][$class] = $this->shorten_path( $script ); |
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} |
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} |
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$db_php = $this->shorten_path( WP_CONTENT_DIR .'/db.php'); |
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$this->buffer[ $key ][ $db_php ] = file_exists( WP_CONTENT_DIR .'/db.php'); |
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} |
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|
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|
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/** |
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* Check for advanced cache |
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*/ |
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private function check_cache( $key ) { |
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|
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$this->buffer[ $key ] = []; |
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if ( defined('WP_CACHE') && file_exists( WP_CONTENT_DIR . '/advanced-cache.php') ) { |
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$this->buffer[ $key ][ $this->shorten_path( WP_CONTENT_DIR . '/advanced-cache.php') ] = 1; |
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} |
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} |
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|
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|
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/** |
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* Check for reverse proxy or CDN |
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*/ |
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private function check_proxy( $key ) { |
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|
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$this->buffer[ $key ] = []; |
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$proxies = [ |
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'HTTP_X_FORWARDED_FOR', |
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'HTTP_CF_CONNECTING_IP', |
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'HTTP_INCAP_CLIENT_IP' |
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]; |
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|
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foreach( $proxies as $proxy ) { |
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if (! empty( $_SERVER[ $proxy ] ) ) { |
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$this->buffer[ $key ][ $proxy ] = 1; |
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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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* Retrieve the list of all plugins and sort them |
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* (active or disabled). |
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*/ |
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private function get_all_plugins( $key ) { |
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|
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if (! function_exists('get_plugins') ) { |
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require_once ABSPATH .'wp-admin/includes/plugin.php'; |
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} |
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$plugins = get_plugins(); |
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foreach( $plugins as $k => $v ) { |
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if ( $slug = substr( $k, 0, strpos( $k, '/') ) ) { |
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$name = 'N/A'; $version = 'N/A'; $uri = 'N/A'; |
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if (! empty( $v['Name'] ) ) { |
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$name = $v['Name']; |
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} |
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if (! empty( $v['Version'] ) ) { |
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$version = $v['Version']; |
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} |
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if (! empty( $v['PluginURI'] ) ) { |
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$uri = $v['PluginURI']; |
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} |
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if ( is_plugin_active( $k ) ) { |
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$this->buffer[ $key ]['active'][ $slug ] = "$name - $version - $uri"; |
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|
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} else { |
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$this->buffer[ $key ]['inactive'][ $slug ] = "$name - $version - $uri"; |
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} |
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} |
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} |
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|
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$mu_plugins = get_mu_plugins(); |
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foreach( $mu_plugins as $k => $v ) { |
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$name = 'N/A'; $version = 'N/A'; $uri = 'N/A'; |
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if (! empty( $v['Name'] ) ) { |
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$name = $v['Name']; |
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} |
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if (! empty( $v['Version'] ) ) { |
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$version = $v['Version']; |
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} |
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if (! empty( $v['PluginURI'] ) ) { |
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$uri = $v['PluginURI']; |
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} |
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$this->buffer[ $key ]['mu-plugins'][ $k ] = "$name - $version - $uri"; |
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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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* Retrieve the active theme. |
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*/ |
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private function get_theme( $key ) { |
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|
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$themes = wp_get_themes(); |
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$active = get_option('template'); |
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foreach( $themes as $k => $v ) { |
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$name = 'N/A'; $version = 'N/A'; |
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if ( $v->Name ) { |
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$name = $v->Name; |
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} |
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if ( $v->Version ) { |
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$version = $v->Version; |
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} |
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if ( $k == $active ) { |
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$this->buffer[ $key ]['active'][ $k ] = "$name - $version"; |
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} else { |
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$this->buffer[ $key ]['inactive'][ $k ] = "$name - $version"; |
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} |
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} |
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} |
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|
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|
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/** |
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* Retrieve Code Profiler's configuration |
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*/ |
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private function get_cp_config() { |
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|
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$cp_options = get_option('code-profiler'); |
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|
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$list = [ |
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'hide_empty_value', |
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'warn_composer', |
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'enable_wpcli', |
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'disable_wpcron', |
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// 'disable_db-php', |
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'http_response', |
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// 'backtrace_limit', |
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'accuracy', |
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'buffer' |
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]; |
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foreach( $list as $element ) { |
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$this->buffer['options'][ $element ] = isset( $cp_options[ $element ] )? $cp_options[ $element ]:0; |
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} |
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} |
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|
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/** |
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* Remove the ABSPATH from a path |
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*/ |
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private function shorten_path( $path ) { |
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|
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return str_replace( ABSPATH, '', $path ); |
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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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|
