Magento Translation strings Grabber

string_grabber.php

<?php

header('Content-type: text/plain');

/**
 * Magento Translation strings Grabber
 * davor.budimcic@inchoo.net
 *
 **/

// Array of directory paths, on which the search will be performed
// './app/code/local/your_namespace/your_module'
// './app/design/frontend/your_package/your_theme/template'
$directories = array(
	'./app/code/local/your_namespace/your_module',
	'./app/design/frontend/your_package/your_theme/template'
);

// Include stats at the end of file
// true | false
$stats = true;

// Echo original string in translation placeholder (edit mode)
// true | false
$edit_mode = true;

// TODO: add option to load Magento's csv's and remove duplicates in output

// Let's start... do not edit below this line
// ****************************************************************************
 
$start = microtime(true);

$rexp = '@__\([\s]*[\'"](.*?)[\'"](?:[\s]*,.*)*[\s]*\)@i';
// unescaped version: __\([\s]*['"](.*?)['"](?:[\s]*,.*)*[\s]*\)

foreach($directories as $_dir){
	$paths[] = getFilesFromDir($_dir);
}
$paths = array_flat($paths);
$files_count = count($paths);
if (!isset($res)) {
	$res = array();
}
foreach ($paths as $path) {
	$curfile = file_get_contents($path);
	preg_match_all($rexp, $curfile, $tmp_res);
	$res = array_merge($res, $tmp_res[1]);
}
$strings_count = count($res);
$res = array_unique($res);
$unique_count = count($res);
foreach ($res as $item){
	if (trim($item) != '') {
		if ($edit_mode == true) {
			echo '"'.$item.'","'.$item.'"'."\n";
		}
		else {
			echo '"'.$item.'",""'."\n";
		}
	}
}

function getFilesFromDir($dir) { 
	$files = array(); 
	if ($handle = opendir($dir)) { 
		while (false !== ($file = readdir($handle))) { 
			if ($file != '.' && $file != '..') { 
				if (is_dir($dir.'/'.$file)) { 
					$subdir = $dir.'/'.$file; 
					$files[] = getFilesFromDir($subdir); 
				} 
				else { 
					$files[] = $dir.'/'.$file; 
				} 
			} 
		} 
		closedir($handle); 
	} 
	return array_flat($files); 
}

function array_flat($array) { 
	if (!is_array($array)) { 
		return FALSE; 
	} 
	$result = array(); 
	foreach ($array as $key => $value) { 
		if (is_array($value)) { 
			$result = array_merge($result, array_flat($value)); 
		} 
		else { 
			$result[$key] = $value; 
		} 
	} 
	return $result; 
}

if ($stats == true) {
	echo "\n// STATS //";
	echo "\nScript execution time: ";
	echo microtime(true)-$start;
	echo "\nNumber of files: " . $files_count;
	echo "\nTotal number of strings: " . $strings_count;
	echo "\nAfter removing duplicates: " . $unique_count;
}

?>