Files
2025-07-18 16:20:14 +07:00

261 lines
6.3 KiB
PHP
Executable File

<?php
/* KE Software Open Source Licence
**
** Notice: Copyright (c) 2011-2013 KE SOFTWARE PTY LTD (ACN 006 213 298)
** (the "Owner"). All rights reserved.
**
** Licence: Permission is hereby granted, free of charge, to any person
** obtaining a copy of this software and associated documentation files
** (the "Software"), to deal with the Software without restriction,
** including without limitation the rights to use, copy, modify, merge,
** publish, distribute, sublicense, and/or sell copies of the Software,
** and to permit persons to whom the Software is furnished to do so,
** subject to the following conditions.
**
** Conditions: The Software is licensed on condition that:
**
** (1) Redistributions of source code must retain the above Notice,
** these Conditions and the following Limitations.
**
** (2) Redistributions in binary form must reproduce the above Notice,
** these Conditions and the following Limitations in the
** documentation and/or other materials provided with the distribution.
**
** (3) Neither the names of the Owner, nor the names of its contributors
** may be used to endorse or promote products derived from this
** Software without specific prior written permission.
**
** Limitations: Any person exercising any of the permissions in the
** relevant licence will be taken to have accepted the following as
** legally binding terms severally with the Owner and any other
** copyright owners (collectively "Participants"):
**
** TO THE EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS",
** WITHOUT ANY REPRESENTATION, WARRANTY OR CONDITION OF ANY KIND, EXPRESS
** OR IMPLIED, INCLUDING (WITHOUT LIMITATION) AS TO MERCHANTABILITY,
** FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. TO THE EXTENT
** PERMITTED BY LAW, IN NO EVENT SHALL ANY PARTICIPANT BE LIABLE FOR ANY
** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
** SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE SOFTWARE.
**
** WHERE BY LAW A LIABILITY (ON ANY BASIS) OF ANY PARTICIPANT IN RELATION
** TO THE SOFTWARE CANNOT BE EXCLUDED, THEN TO THE EXTENT PERMITTED BY
** LAW THAT LIABILITY IS LIMITED AT THE OPTION OF THE PARTICIPANT TO THE
** REPLACEMENT, REPAIR OR RESUPPLY OF THE RELEVANT GOODS OR SERVICES
** (INCLUDING BUT NOT LIMITED TO SOFTWARE) OR THE PAYMENT OF THE COST OF SAME.
*/
class IMuTrace
{
/* Initializer */
public static function
init()
{
self::$_cli = php_sapi_name() === 'cli';
if (self::$_cli)
{
self::$_file = 'STDOUT';
self::$_handle = STDOUT;
}
else
{
self::$_file = '';
self::$_handle = null;
}
self::$_level = 1;
self::$_prefix = '%D %T: ';
}
/* Static Properties */
public static function
getFile()
{
return self::$_file;
}
public static function
setFile($file = null)
{
self::$_file = $file;
if (self::$_handle !== null && ! self::isSTDOUT())
fclose(self::$_handle);
if (self::$_file === null || self::$_file == '')
{
self::$_file = '';
self::$_handle = null;
}
else if (self::$_file == 'STDOUT')
{
if (self::$_cli)
self::$_handle = STDOUT;
else
{
self::$_file = '';
self::$_handle = null;
}
}
else
{
self::$_handle = @fopen(self::$_file, 'a');
if (self::$_handle === false)
{
self::$_file = '';
self::$_handle = null;
}
}
}
public static function
getLevel()
{
return self::$_level;
}
public static function
setLevel($level)
{
self::$_level = $level;
}
public static function
getPrefix()
{
return self::$_prefix;
}
public static function
setPrefix($prefix)
{
self::$_prefix = $prefix;
}
public static function
write($level, $format)
{
$args = func_get_args();
array_shift($args);
array_shift($args);
self::writeArgs($level, $format, $args);
}
public static function
writeArgs($level, $format, $args)
{
if (self::$_handle === null)
return;
if ($level > self::$_level)
return;
/* time */
$y = date('Y');
$m = date('m');
$d = date('d');
$D = "$y-$m-$d";
$H = date('H');
$M = date('i');
$S = date('s');
$T = "$H:$M:$S";
/* process id */
$p = getmypid();
/* function information */
$F = '(unknown)';
$L = '(unknown)';
$f = '(none)';
$g = '(none)';
$trace = debug_backtrace();
$count = count($trace);
for ($i = 0; $i < $count; $i++)
{
$frame = $trace[$i];
if ($frame['file'] != __FILE__)
{
$F = $frame['file'];
$L = $frame['line'];
if ($i < $count - 1)
{
$frame = $trace[$i + 1];
if (array_key_exists('class', $frame))
$f = $frame['class'] . '::' . $frame['function'];
else
$f = $frame['function'];
$g = preg_replace('/^IMu/', '', $f);
}
break;
}
}
/* Build the prefix */
$prefix = self::$_prefix;
$prefix = preg_replace('/%y/', $y, $prefix);
$prefix = preg_replace('/%m/', $m, $prefix);
$prefix = preg_replace('/%d/', $d, $prefix);
$prefix = preg_replace('/%D/', $D, $prefix);
$prefix = preg_replace('/%H/', $H, $prefix);
$prefix = preg_replace('/%M/', $M, $prefix);
$prefix = preg_replace('/%S/', $S, $prefix);
$prefix = preg_replace('/%T/', $T, $prefix);
$prefix = preg_replace('/%p/', $p, $prefix);
$prefix = preg_replace('/%F/', $F, $prefix);
$prefix = preg_replace('/%L/', $L, $prefix);
$prefix = preg_replace('/%f/', $f, $prefix);
$prefix = preg_replace('/%g/', $g, $prefix);
/* Build the string */
$strs = array();
foreach ($args as $arg)
$strs[] = print_r($arg, true);
$format = "$format";
if (count($args) > 0)
$format = vsprintf($format, $strs);
$text = $prefix . $format;
$text = preg_replace('/\r?\n/', PHP_EOL, $text);
$text = preg_replace('/\s+$/', '', $text);
$text .= PHP_EOL;
/* Write it out */
if (! self::isSTDOUT())
{
/* Lock */
if (! flock(self::$_handle, LOCK_EX))
return;
/* Append */
if (fseek(self::$_handle, 0, SEEK_END) != 0)
{
flock(self::$_handle, LOCK_UN);
return;
}
}
fwrite(self::$_handle, $text);
fflush(self::$_handle);
if (! self::isSTDOUT())
flock(self::$_handle, LOCK_UN);
}
private static $_cli;
private static $_file;
private static $_handle;
private static $_level;
private static $_prefix;
private static function
isSTDOUT()
{
if (! self::$_cli)
return false;
return self::$_handle == STDOUT;
}
}
IMuTrace::init();
?>