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Improve logger performance

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- Reorder condition to prevent constant lookup (one-time ~3,500 substr)
- Enforce coding standards
This commit is contained in:
Hypolite Petovan 2016-10-21 23:00:05 -04:00
parent 74ce4c2710
commit 44d5dec06f
1 changed files with 34 additions and 26 deletions
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60
include/text.php
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@ -678,11 +678,13 @@ function attribute_contains($attr,$s) {
return false; return false;
}} }}
if(! function_exists('logger')) { if (! function_exists('logger')) {
/* setup int->string log level map */ /* setup int->string log level map */
$LOGGER_LEVELS = array(); $LOGGER_LEVELS = array();
/** /**
* @brief Logs the given message at the given log level
*
* log levels: * log levels:
* LOGGER_NORMAL (default) * LOGGER_NORMAL (default)
* LOGGER_TRACE * LOGGER_TRACE
@ -692,51 +694,57 @@ $LOGGER_LEVELS = array();
* *
* @global App $a * @global App $a
* @global dba $db * @global dba $db
* @global array $LOGGER_LEVELS
* @param string $msg * @param string $msg
* @param int $level * @param int $level
*/ */
function logger($msg,$level = 0) { function logger($msg, $level = 0) {
// turn off logger in install mode
global $a; global $a;
global $db; global $db;
global $LOGGER_LEVELS; global $LOGGER_LEVELS;
if(($a->module == 'install') || (! ($db && $db->connected))) return; $debugging = get_config('system','debugging');
$logfile = get_config('system','logfile');
$loglevel = intval(get_config('system','loglevel'));
if (count($LOGGER_LEVELS)==0){ // turn off logger in install mode
foreach (get_defined_constants() as $k=>$v){ if (
if (substr($k,0,7)=="LOGGER_") $a->module == 'install'
$LOGGER_LEVELS[$v] = substr($k,7,7); || ! ($db && $db->connected)
|| ! $debugging
|| ! $logfile
|| $level > $loglevel
) {
return;
}
if (count($LOGGER_LEVELS) == 0) {
foreach (get_defined_constants() as $k => $v){
if (substr($k, 0, 7) == "LOGGER_")
$LOGGER_LEVELS[$v] = substr($k, 7, 7);
} }
} }
$debugging = get_config('system','debugging');
$loglevel = intval(get_config('system','loglevel'));
$logfile = get_config('system','logfile');
if((! $debugging) || (! $logfile) || ($level > $loglevel))
return;
$process_id = session_id(); $process_id = session_id();
if ($process_id == "") if ($process_id == '') {
$process_id = get_app()->process_id; $process_id = get_app()->process_id;
}
$callers = debug_backtrace(); $callers = debug_backtrace();
$logline = sprintf("%s@%s\t[%s]:%s:%s:%s\t%s\n", $logline = sprintf("%s@%s\t[%s]:%s:%s:%s\t%s\n",
datetime_convert(), datetime_convert(),
$process_id, $process_id,
$LOGGER_LEVELS[$level], $LOGGER_LEVELS[$level],
basename($callers[0]['file']), basename($callers[0]['file']),
$callers[0]['line'], $callers[0]['line'],
$callers[1]['function'], $callers[1]['function'],
$msg $msg
); );
$stamp1 = microtime(true); $stamp1 = microtime(true);
@file_put_contents($logfile, $logline, FILE_APPEND); @file_put_contents($logfile, $logline, FILE_APPEND);
$a->save_timestamp($stamp1, "file"); $a->save_timestamp($stamp1, "file");
return;
}} }}