mirror of
https://github.com/kamilwylegala/cakephp2-php8.git
synced 2024-11-15 11:28:25 +00:00
cb487bd6e6
Fix cache but causing object_map to be created and deleted on each request. Replacing function and method calls with better performing code. git-svn-id: https://svn.cakephp.org/repo/branches/1.2.x.x@7596 3807eeeb-6ff5-0310-8944-8be069107fe0
541 lines
No EOL
15 KiB
PHP
541 lines
No EOL
15 KiB
PHP
<?php
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/* SVN FILE: $Id$ */
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/**
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* Framework debugging and PHP error-handling class
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*
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* Provides enhanced logging, stack traces, and rendering debug views
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*
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* PHP versions 4 and 5
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*
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* CakePHP(tm) : Rapid Development Framework <http://www.cakephp.org/>
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* Copyright 2005-2008, Cake Software Foundation, Inc.
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* 1785 E. Sahara Avenue, Suite 490-204
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* Las Vegas, Nevada 89104
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*
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* Licensed under The MIT License
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* Redistributions of files must retain the above copyright notice.
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*
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* @filesource
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* @copyright Copyright 2005-2008, Cake Software Foundation, Inc.
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* @link http://www.cakefoundation.org/projects/info/cakephp CakePHP(tm) Project
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* @package cake
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* @subpackage cake.cake.libs
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* @since CakePHP(tm) v 1.2.4560
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* @version $Revision$
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* @modifiedby $LastChangedBy$
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* @lastmodified $Date$
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* @license http://www.opensource.org/licenses/mit-license.php The MIT License
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*/
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/**
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* Included libraries.
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*
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*/
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if (!class_exists('Object')) {
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uses('object');
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}
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if (!class_exists('CakeLog')) {
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uses('cake_log');
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}
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/**
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* Provide custom logging and error handling.
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*
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* Debugger overrides PHP's default error handling to provide stack traces and enhanced logging
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*
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* @package cake
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* @subpackage cake.cake.libs
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*/
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class Debugger extends Object {
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/**
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* Holds a reference to errors generated by the application
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*
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* @var array
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* @access public
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*/
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var $errors = array();
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/**
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* Contains the base URL for error code documentation
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*
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* @var string
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* @access public
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*/
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var $helpPath = null;
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/**
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* holds current output format
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*
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* @var string
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* @access private
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*/
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var $__outputFormat = 'js';
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/**
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* holds current output data when outputFormat is false
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*
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* @var string
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* @access private
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*/
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var $__data = array();
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/**
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* Constructor
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*
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*/
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function __construct() {
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$docRef = ini_get('docref_root');
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if (empty($docRef)) {
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ini_set('docref_root', 'http://php.net/');
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}
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if (!defined('E_RECOVERABLE_ERROR')) {
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define('E_RECOVERABLE_ERROR', 4096);
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}
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}
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/**
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* Gets a reference to the Debugger object instance
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*
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* @return object
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* @access public
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*/
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function &getInstance() {
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static $instance = array();
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if (!$instance) {
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$instance[0] =& new Debugger();
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if (Configure::read() > 0) {
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Configure::version(); // Make sure the core config is loaded
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$instance[0]->helpPath = Configure::read('Cake.Debugger.HelpPath');
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}
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}
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return $instance[0];
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}
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/**
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* formats and outputs the passed var
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*/
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function dump($var) {
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$_this = Debugger::getInstance();
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pr($_this->exportVar($var));
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}
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/**
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* neatly logs a given var
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*/
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function log($var, $level = LOG_DEBUG) {
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$_this = Debugger::getInstance();
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$trace = $_this->trace(array('start' => 1, 'depth' => 2, 'format' => 'array'));
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$source = null;
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if (is_object($trace[0]['object']) && isset($trace[0]['object']->_reporter->_test_stack)) {
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$stack = $trace[0]['object']->_reporter->_test_stack;
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$source = "[". $stack[0].", ". $stack[2] ."::" . $stack[3] ."()]\n";
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}
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CakeLog::write($level, $source . $_this->exportVar($var));
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}
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/**
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* Overrides PHP's default error handling
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*
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* @param integer $code Code of error
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* @param string $description Error description
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* @param string $file File on which error occurred
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* @param integer $line Line that triggered the error
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* @param array $context Context
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* @return boolean true if error was handled
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* @access public
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*/
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function handleError($code, $description, $file = null, $line = null, $context = null) {
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if (error_reporting() == 0 || $code === 2048) {
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return;
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}
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$_this = Debugger::getInstance();
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if (empty($file)) {
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$file = '[internal]';
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}
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if (empty($line)) {
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$line = '??';
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}
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$file = $_this->trimPath($file);
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$info = compact('code', 'description', 'file', 'line');
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if (!in_array($info, $_this->errors)) {
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$_this->errors[] = $info;
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} else {
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return;
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}
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$level = LOG_DEBUG;
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switch ($code) {
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case E_PARSE:
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case E_ERROR:
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case E_CORE_ERROR:
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case E_COMPILE_ERROR:
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case E_USER_ERROR:
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$error = 'Fatal Error';
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$level = LOG_ERROR;
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break;
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case E_WARNING:
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case E_USER_WARNING:
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case E_COMPILE_WARNING:
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case E_RECOVERABLE_ERROR:
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$error = 'Warning';
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$level = LOG_WARNING;
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break;
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case E_NOTICE:
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case E_USER_NOTICE:
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$error = 'Notice';
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$level = LOG_NOTICE;
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break;
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default:
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return false;
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break;
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}
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$helpCode = null;
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if (!empty($_this->helpPath) && preg_match('/.*\[([0-9]+)\]$/', $description, $codes)) {
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if (isset($codes[1])) {
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$helpCode = $codes[1];
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$description = trim(preg_replace('/\[[0-9]+\]$/', '', $description));
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}
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}
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echo $_this->__output($level, $error, $code, $helpCode, $description, $file, $line, $context);
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if (Configure::read('log')) {
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CakeLog::write($level, "{$error} ({$code}): {$description} in [{$file}, line {$line}]");
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}
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if ($error == 'Fatal Error') {
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die();
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}
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return true;
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}
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/**
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* Outputs a stack trace with the given options
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*
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* @param array $options Format for outputting stack trace
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* @return string Formatted stack trace
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* @access public
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*/
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function trace($options = array()) {
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$options = array_merge(array(
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'depth' => 999,
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'format' => '',
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'args' => false,
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'start' => 0,
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'scope' => null,
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'exclude' => null
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),
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$options
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);
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$backtrace = debug_backtrace();
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$back = array();
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for ($i = $options['start']; $i < count($backtrace) && $i < $options['depth']; $i++) {
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$trace = array_merge(
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array(
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'file' => '[internal]',
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'line' => '??'
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),
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$backtrace[$i]
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);
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if (isset($backtrace[$i + 1])) {
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$next = array_merge(
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array(
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'line' => '??',
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'file' => '[internal]',
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'class' => null,
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'function' => '[main]'
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),
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$backtrace[$i + 1]
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);
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$function = $next['function'];
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if (!empty($next['class'])) {
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$function = $next['class'] . '::' . $function . '(';
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if ($options['args'] && isset($next['args'])) {
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$args = array();
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foreach ($next['args'] as $arg) {
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$args[] = Debugger::exportVar($arg);
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}
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$function .= join(', ', $args);
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}
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$function .= ')';
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}
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} else {
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$function = '[main]';
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}
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if (in_array($function, array('call_user_func_array', 'trigger_error'))) {
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continue;
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}
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if ($options['format'] == 'points' && $trace['file'] != '[internal]') {
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$back[] = array('file' => $trace['file'], 'line' => $trace['line']);
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} elseif (empty($options['format'])) {
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$back[] = $function . ' - ' . Debugger::trimPath($trace['file']) . ', line ' . $trace['line'];
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} else {
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$back[] = $trace;
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}
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}
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if ($options['format'] == 'array' || $options['format'] == 'points') {
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return $back;
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}
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return join("\n", $back);
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}
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/**
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* Shortens file paths by replacing the application base path with 'APP', and the CakePHP core
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* path with 'CORE'
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*
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* @param string $path Path to shorten
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* @return string Normalized path
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* @access public
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*/
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function trimPath($path) {
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if (!defined('CAKE_CORE_INCLUDE_PATH') || !defined('APP')) {
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return $path;
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}
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if (strpos($path, APP) === 0) {
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return str_replace(APP, 'APP' . DS, $path);
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} elseif (strpos($path, CAKE_CORE_INCLUDE_PATH) === 0) {
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return str_replace(CAKE_CORE_INCLUDE_PATH, 'CORE', $path);
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} elseif (strpos($path, ROOT) === 0) {
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return str_replace(ROOT, 'ROOT', $path);
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}
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$corePaths = Configure::corePaths('cake');
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foreach ($corePaths as $corePath) {
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if (strpos($path, $corePath) === 0) {
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return str_replace($corePath, 'CORE' .DS . 'cake' .DS, $path);
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}
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}
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return $path;
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}
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/**
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* Grabs an excerpt from a file and highlights a given line of code
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*
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* @param string $file Absolute path to a PHP file
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* @param integer $line Line number to highlight
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* @param integer $context Number of lines of context to extract above and below $line
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* @return array Set of lines highlighted
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* @access public
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*/
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function excerpt($file, $line, $context = 2) {
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$data = $lines = array();
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$data = @explode("\n", file_get_contents($file));
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if (empty($data) || !isset($data[$line])) {
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return;
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}
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for ($i = $line - ($context + 1); $i < $line + $context; $i++) {
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if (!isset($data[$i])) {
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continue;
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}
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$string = str_replace(array("\r\n", "\n"), "", highlight_string($data[$i], true));
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if ($i == $line) {
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$lines[] = '<span class="code-highlight">' . $string . '</span>';
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} else {
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$lines[] = $string;
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}
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}
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return $lines;
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}
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/**
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* Converts a variable to a string for debug output
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*
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* @param string $var Variable to convert
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* @return string Variable as a formatted string
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* @access public
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*/
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function exportVar($var, $recursion = 0) {
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$_this = Debugger::getInstance();
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switch(strtolower(gettype($var))) {
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case 'boolean':
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return ($var) ? 'true' : 'false';
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break;
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case 'integer':
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case 'double':
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return $var;
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break;
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case 'string':
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if (trim($var) == "") {
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return '""';
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}
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return '"' . h($var) . '"';
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break;
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case 'object':
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return get_class($var) . "\n" . $_this->__object($var);
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case 'array':
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$out = "array(";
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$vars = array();
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foreach ($var as $key => $val) {
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if ($recursion >= 0) {
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if (is_numeric($key)) {
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$vars[] = "\n\t" . $_this->exportVar($val, $recursion - 1);
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} else {
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$vars[] = "\n\t" .$_this->exportVar($key, $recursion - 1)
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. ' => ' . $_this->exportVar($val, $recursion - 1);
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}
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}
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}
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$n = null;
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if (count($vars) > 0) {
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$n = "\n";
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}
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return $out . join(",", $vars) . "{$n})";
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break;
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case 'resource':
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return strtolower(gettype($var));
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break;
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case 'null':
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return 'null';
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break;
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}
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}
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/**
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* Handles object conversion to debug string
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*
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* @param string $var Object to convert
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* @access private
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*/
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function __object($var) {
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$out = array();
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if(is_object($var)) {
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$className = get_class($var);
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$objectVars = get_object_vars($var);
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foreach($objectVars as $key => $value) {
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if(is_object($value)) {
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$value = get_class($value) . ' object';
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} elseif (is_array($value)) {
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$value = 'array';
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} elseif ($value === null) {
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$value = 'NULL';
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} elseif (in_array(gettype($value), array('boolean', 'integer', 'double', 'string', 'array', 'resource'))) {
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$value = Debugger::exportVar($value);
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}
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$out[] = "$className::$$key = " . $value;
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}
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}
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return join("\n", $out);
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}
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/**
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* Handles object conversion to debug string
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*
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* @param string $var Object to convert
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* @access protected
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*/
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function output($format = 'js') {
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$_this = Debugger::getInstance();
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$data = null;
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if ($format === true && !empty($_this->__data)) {
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$data = $_this->__data;
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$_this->__data = array();
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$format = false;
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}
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$_this->__outputFormat = $format;
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return $data;
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}
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/**
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* Handles object conversion to debug string
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*
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* @param string $var Object to convert
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* @access private
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*/
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function __output($level, $error, $code, $helpCode, $description, $file, $line, $kontext) {
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$_this = Debugger::getInstance();
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$files = $_this->trace(array('start' => 2, 'format' => 'points'));
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$listing = $_this->excerpt($files[0]['file'], $files[0]['line'] - 1, 1);
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$trace = $_this->trace(array('start' => 2, 'depth' => '20'));
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$context = array();
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foreach ((array)$kontext as $var => $value) {
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$context[] = "\${$var}\t=\t" . $_this->exportVar($value, 1);
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}
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|
|
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switch ($_this->__outputFormat) {
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default:
|
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case 'js':
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$link = "document.getElementById(\"CakeStackTrace" . count($_this->errors) . "\").style.display = (document.getElementById(\"CakeStackTrace" . count($_this->errors) . "\").style.display == \"none\" ? \"\" : \"none\")";
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$out = "<a href='javascript:void(0);' onclick='{$link}'><b>{$error}</b> ({$code})</a>: {$description} [<b>{$file}</b>, line <b>{$line}</b>]";
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if (Configure::read() > 0) {
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debug($out, false, false);
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e('<div id="CakeStackTrace' . count($_this->errors) . '" class="cake-stack-trace" style="display: none;">');
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$link = "document.getElementById(\"CakeErrorCode" . count($_this->errors) . "\").style.display = (document.getElementById(\"CakeErrorCode" . count($_this->errors) . "\").style.display == \"none\" ? \"\" : \"none\")";
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e("<a href='javascript:void(0);' onclick='{$link}'>Code</a>");
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|
|
|
if (!empty($context)) {
|
|
$link = "document.getElementById(\"CakeErrorContext" . count($_this->errors) . "\").style.display = (document.getElementById(\"CakeErrorContext" . count($_this->errors) . "\").style.display == \"none\" ? \"\" : \"none\")";
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e(" | <a href='javascript:void(0);' onclick='{$link}'>Context</a>");
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|
|
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if (!empty($helpCode)) {
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e(" | <a href='{$_this->helpPath}{$helpCode}' target='_blank'>Help</a>");
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}
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|
|
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e("<pre id=\"CakeErrorContext" . count($_this->errors) . "\" class=\"cake-context\" style=\"display: none;\">");
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e(implode("\n", $context));
|
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e("</pre>");
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|
}
|
|
|
|
if (!empty($listing)) {
|
|
e("<div id=\"CakeErrorCode" . count($_this->errors) . "\" class=\"cake-code-dump\" style=\"display: none;\">");
|
|
pr(implode("\n", $listing) . "\n", false);
|
|
e('</div>');
|
|
}
|
|
pr($trace, false);
|
|
e('</div>');
|
|
}
|
|
break;
|
|
case 'html':
|
|
echo "<pre class=\"cake-debug\"><b>{$error}</b> ({$code}) : {$description} [<b>{$file}</b>, line <b>{$line}]</b></pre>";
|
|
if (!empty($context)) {
|
|
echo "Context:\n" .implode("\n", $context) . "\n";
|
|
}
|
|
echo "<pre class=\"cake-debug context\"><b>Context</b> <p>" . implode("\n", $context) . "</p></pre>";
|
|
echo "<pre class=\"cake-debug trace\"><b>Trace</b> <p>" . $trace. "</p></pre>";
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|
break;
|
|
case 'text':
|
|
case 'txt':
|
|
echo "{$error}: {$code} :: {$description} on line {$line} of {$file}\n";
|
|
if (!empty($context)) {
|
|
echo "Context:\n" .implode("\n", $context) . "\n";
|
|
}
|
|
echo "Trace:\n" . $trace;
|
|
break;
|
|
case 'log':
|
|
$_this->log(compact('error', 'code', 'description', 'line', 'file', 'context', 'trace'));
|
|
break;
|
|
case false:
|
|
$this->__data[] = compact('error', 'code', 'description', 'line', 'file', 'context', 'trace');
|
|
break;
|
|
}
|
|
}
|
|
/**
|
|
* Verify that the application's salt has been changed from the default value
|
|
*
|
|
* @access public
|
|
*/
|
|
function checkSessionKey() {
|
|
if (Configure::read('Security.salt') == 'DYhG93b0qyJfIxfs2guVoUubWwvniR2G0FgaC9mi') {
|
|
trigger_error(__('Please change the value of \'Security.salt\' in app/config/core.php to a salt value specific to your application', true), E_USER_NOTICE);
|
|
}
|
|
}
|
|
/**
|
|
* Invokes the given debugger object as the current error handler, taking over control from the previous handler
|
|
* in a stack-like hierarchy.
|
|
*
|
|
* @param object $debugger A reference to the Debugger object
|
|
* @access public
|
|
*/
|
|
function invoke(&$debugger) {
|
|
set_error_handler(array(&$debugger, 'handleError'));
|
|
}
|
|
}
|
|
|
|
if (!defined('DISABLE_DEFAULT_ERROR_HANDLING')) {
|
|
Debugger::invoke(Debugger::getInstance());
|
|
}
|
|
|
|
?>
|