wordpress-gurus-debug-api.php
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<?php
/**
* Error logging and notices
* @since 1.0.0
* @var string $message to log if in debug mode
*/
defined('WP_GURUS_DEBUG') || define('WP_GURUS_DEBUG', false);
if( !function_exists('debug_msg') ){
if (true === WP_GURUS_DEBUG) {
$debug_msg_last_line='';
$debug_msg_last_file='';
}
/**
* Function to log debug messages.
* Requires WP_GURUS_DEBUG = true, define it in your wp-config.php file.
* Set WP_DEBUG to true, and WP_DEBUG_DISPLAY to false (so no errors are printed to screen), and WP_DEBUG_LOG to true so messages are logged to wp-content/debug.log file.
*/
function debug_msg($message, $prefix='', $trace=0) {
if (true === WP_GURUS_DEBUG) {
global $debug_msg_last_line,$debug_msg_last_file;
$backtrace = debug_backtrace();
$file = $backtrace[0]['file'];
$line = $backtrace[0]['line'];
$files = explode('/',$file);
$dirs = explode('/',plugin_dir_path( __FILE__ ));
$files = array_diff($files,$dirs);
$file = implode('/',$files);
$msg='DEBUG_MSG:'.($trace?' --------------- ':'');
if (is_array($message) || is_object($message)) {
$msg.=$prefix.print_r($message, true);
} else {
$msg.=$prefix.$message;
}
if(true===$trace || ($file != $debug_msg_last_file && $line != $debug_msg_last_line)){
if($trace===true){
$trace = sizeof($backtrace);
$msg.=PHP_EOL;
}
for($idx=($trace-1); $idx>0; $idx--){
$msg.='['.$backtrace[$idx]['line'].']->/'.$backtrace[$idx]['file'].PHP_EOL;
}
$msg.= ($trace?'':PHP_EOL)."/$file:$line";
$debug_msg_last_file=$file;
$debug_msg_last_line=$line;
if($trace) $msg.=PHP_EOL.'-----------------------------------------------------';
}
error_log($msg);
}
}
} ?>