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<?php
if ( ! defined('DUPLICATOR_VERSION') ) exit; // Exit if accessed directly
/**
* Helper Class for logging
* @package Dupicator\classes
*/
class DUP_Log {
/**
* The file handle used to write to the log file
* @var file resource
*/
private static $logFileHandle;
/**
* Open a log file connection for writing
* @param string $name Name of the log file to create
*/
static public function Open($name) {
if (! isset($name)) throw new Exception("A name value is required to open a file log.");
self::$logFileHandle = @fopen(DUPLICATOR_SSDIR_PATH . "/{$name}.log", "c+");
}
/**
* Close the log file connection
*/
static public function Close() {
@fclose(self::$logFileHandle);
}
/**
* General information logging
* @param string $msg The message to log
*
* REPLACE TO DEBUG: Memory consuption as script runs
* $results = DUP_Util::ByteSize(memory_get_peak_usage(true)) . "\t" . $msg;
* @fwrite(self::$logFileHandle, "{$results} \n");
*/
static public function Info($msg) {
@fwrite(self::$logFileHandle, "{$msg} \n");
//$results = DUP_Util::ByteSize(memory_get_usage(true)) . "\t" . $msg;
//@fwrite(self::$logFileHandle, "{$results} \n");
}
/**
* Called when an error is detected and no further processing should occur
* @param string $msg The message to log
* @param string $details Additional details to help resolve the issue if possible
*/
static public function Error($msg, $detail) {
$source = self::getStack(debug_backtrace());
$err_msg = "\n==================================================================================\n";
$err_msg .= "!!DUPLICATOR ERROR!!\n";
$err_msg .= "Please Try Again! If the error persists please see the Duplicator 'Support' link.\n";
$err_msg .= "---------------------------------------------------------------------------------\n";
$err_msg .= "MESSAGE:\n{$msg}\n";
if (strlen($detail)) {
$err_msg .= "DETAILS:\n{$detail}\n";
}
$err_msg .= "---------------------------------------------------------------------------------\n";
$err_msg .= "TRACE:\n{$source}";
$err_msg .= "==================================================================================\n\n";
@fwrite(self::$logFileHandle, "\n{$err_msg}");
die("DUPLICATOR ERROR: Please see the duplicator log file.");
}
/**
* The current strack trace of a PHP call
* @param $stacktrace The current debug stack
* @return string
*/
public static function getStack($stacktrace) {
$output = "";
$i = 1;
foreach($stacktrace as $node) {
$output .= "$i. ".basename($node['file']) ." : " .$node['function'] ." (" .$node['line'].")\n";
$i++;
}
return $output;
}
}
?>
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