/
debug.php
executable file
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/
debug.php
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<?php
/*------------------------------------------------------------------------------
$Id$
AbanteCart, Ideal OpenSource Ecommerce Solution
http://www.AbanteCart.com
Copyright © 2011-2021 Belavier Commerce LLC
This source file is subject to Open Software License (OSL 3.0)
License details is bundled with this package in the file LICENSE.txt.
It is also available at this URL:
<http://www.opensource.org/licenses/OSL-3.0>
UPGRADE NOTE:
Do not edit or add to this file if you wish to upgrade AbanteCart to newer
versions in the future. If you wish to customize AbanteCart for your
needs please refer to http://www.AbanteCart.com for more information.
------------------------------------------------------------------------------*/
class ADebug
{
static public $checkpoints = [];
static public $queries = [];
static public $queries_time = 0;
static private $debug = 0; //off
static private $debug_level = 0; //only exceptions
static private $_is_init = false; //class init
static private $_is_error = false;
static private function isActive()
{
if (!self::$_is_init) {
if (defined('INSTALL')) {
self::$debug = 1;
self::$debug_level = 0;
} else {
if (class_exists('Registry')) {
$registry = Registry::getInstance();
if ($registry->has('config')) {
if ($registry->get('config')->has('config_debug')) {
self::$debug = $registry->get('config')->get('config_debug');
}
if ($registry->get('config')->has('config_debug_level')) {
self::$debug_level = $registry->get('config')->get('config_debug_level');
}
}
}
}
self::$_is_init = true;
}
return self::$debug;
}
static function set_query($query, $time, $backtrace)
{
if (!self::isActive()) {
return false;
}
self::$queries[] = [
'sql' => $query,
'time' => sprintf('%01.5f', $time),
'file' => $backtrace['file'],
'line' => $backtrace['line'],
];
self::$queries_time += $time;
return true;
}
static function checkpoint($name)
{
if (!self::isActive()) {
return false;
}
$e = new Exception();
self::$checkpoints[] = [
'name' => $name,
'time' => self::microtime(),
'memory' => memory_get_usage(),
'included_files' => count(get_included_files()),
'queries' => count(self::$queries),
'type' => 'checkpoint',
'trace' => $e->getTraceAsString(),
];
return true;
}
static function variable($name, $variable)
{
if (!self::isActive()) {
return false;
}
ob_start();
echo '<pre>';
print_r($variable);
echo '</pre>';
$msg = ob_get_clean();
self::$checkpoints[] = [
'name' => $name,
'msg' => $msg,
'type' => 'variable',
];
return true;
}
static function error($name, $code, $msg)
{
self::$checkpoints[] = [
'name' => $name,
'time' => self::microtime(),
'memory' => memory_get_usage(),
'included_files' => count(get_included_files()),
'queries' => count(self::$queries),
'msg' => $msg,
'code' => $code,
'type' => 'error',
];
self::$_is_error = true;
}
static function warning($name, $code, $msg)
{
self::$checkpoints[] = [
'name' => $name,
'time' => self::microtime(),
'memory' => memory_get_usage(),
'included_files' => count(get_included_files()),
'queries' => count(self::$queries),
'msg' => $msg,
'code' => $code,
'type' => 'warning',
];
self::$_is_error = true;
}
static function microtime()
{
list($usec, $sec) = explode(' ', microtime());
return ((float)$usec + (float)$sec);
}
static function display_queries($start, $end)
{
if ($end - $start <= 0) {
return null;
}
echo '<table class="mysql" cellpadding=5>
<tr>
<td><b>Time</b></td>
<td><b>File</b></td>
<td><b>Line</b></td>
<td><b>SQL</b></td>
</tr>';
for ($i = $start; $i < $end; $i++) {
$key = $i;
$query = self::$queries[$key];
echo '<tr valign="top" '.($key % 2 ? 'class="even"' : '').'>
<td><b>'.$query['time'].'</b></td>
<td>'.$query['file'].'</td>
<td>'.$query['line'].'</td>
<td>'.$query['sql'].'</td>
</tr>';
}
echo '</table>';
}
static function display_errors()
{
if (!self::$_is_error) {
return null;
}
echo '<table class="debug_info" cellpadding=5>
<tr>
<td><b>Name</b></td>
<td><b>Info</b></td>
</tr>';
$show = ['error', 'warning'];
foreach (self::$checkpoints as $c) {
if (!in_array($c['type'], $show)) {
continue;
}
echo '<tr valign="top" class="debug_'.$c['type'].'"><td><b>'.$c['code'].'::'.$c['name'].'</b><br /></td>';
echo '<td>'.$c['msg'].'<br /></td>';
}
echo '</table>';
}
static function display()
{
if (!self::isActive()) {
return false;
}
$previous = [];
$cumulative = [];
$first = true;
ob_start();
switch (self::$debug_level) {
case 0 :
//show only exceptions
//shown in Abc_Exception::displayError
break;
case 1 :
//show errors and warnings
self::display_errors();
break;
case 2 :
// #1 + mysql site load, php file execution time and page elements load time
self::display_errors();
//count php execution time
foreach (self::$checkpoints as $name => $c) {
if ($c['type'] != 'checkpoint') {
continue;
}
if ($first == true) {
$first = false;
$cumulative = $c;
}
$time = sprintf("%01.4f", $c['time'] - $cumulative['time']);
}
echo '<div class="debug_info">';
echo 'Queries - '.count(self::$queries).'<br />';
echo 'Queries execution time - '.sprintf('%01.5f', self::$queries_time).'<br />';
echo 'PHP Execution time - '.$time.'<br />';
echo '</div>';
break;
case 3 :
case 4 :
case 5 :
// #2 + basic logs and stack of execution
// #3 + dump mysql statements
// #4 + call stack
echo '<table class="debug_info" cellpadding=5>
<tr>
<td><b>Name</b></td>
<td><b>Info</b></td>
</tr>';
foreach (self::$checkpoints as $c) {
echo '<tr valign="top" class="debug_'.$c['type'].'" ><td><b>'.$c['name'].'</b><br /></td>';
echo '<td>';
if ($first == true && $c['type'] != 'variable') {
$previous = [
'time' => $c['time'],
'memory' => 0,
'included_files' => 0,
'queries' => 0,
];
$first = false;
$cumulative = $c;
}
switch ($c['type']) {
case 'variable':
echo $c['msg'].'<br />';
break;
case 'error':
case 'warning':
echo $c['msg'].'<br />';
case 'checkpoint':
echo '- Memory: '.(number_format($c['memory'] - $previous['memory'])).' ('
.number_format($c['memory']).')'.'<br />';
echo '- Files: '.($c['included_files'] - $previous['included_files']).' ('
.$c['included_files'].')'.'<br />';
echo '- Queries: '.($c['queries'] - $previous['queries']).' ('.$c['queries'].')'.'<br />';
echo '- Time: '.sprintf("%01.4f", $c['time'] - $previous['time']).' ('.sprintf("%01.4f",
$c['time'] - $cumulative['time']).')'.'<br />';
if (self::$debug_level > 3) {
self::display_queries($previous['queries'], $c['queries']);
}
if (self::$debug_level > 4) {
echo '<pre>'.$c['trace'].'</pre>';
}
$previous = $c;
break;
}
echo '</td></tr>';
}
echo '</table>';
break;
default:
}
$debug = ob_get_clean();
switch (self::$debug) {
case 1:
//show
echo $debug;
break;
case 2:
//log
$text = strip_tags(str_replace('<br />', "\r\n", $debug));
if ($text) {
require_once(DIR_CORE.'lib/log.php');
$registry = Registry::getInstance();
if ($registry->has('log')) {
$log = $registry->get('log');
} else {
$log = new ALog(DIR_LOGS.'error.txt');
}
$log->write($text);
}
break;
default:
}
return true;
}
}