Wordpress - Fix images names encoded utf8 (gibberish)

fixImagesNameUnicode.php

<?php
	$it = new RecursiveDirectoryIterator(".");
	$extAllow = Array ( 'jpeg', 'jpg' );
	
	foreach( new RecursiveIteratorIterator($it) as $img ){
		$ext = explode( '.', $img );
		$ext = array_pop( $ext );
		
		if (! in_array( strtolower( $ext ), $extAllow ) ){
			continue;
		}
		
		$uncodedImg = urldecode( urldecode( $img ) );
		if( $uncodedImg != $img ){
			if( rename( $img, $uncodedImg ) ){
				echo 'Image saved: ' . $uncodedImg .'<br/>';
			} else {
				echo 'Can\'t save image: ' . $uncodedImg .'<br/>';
			}
		}
	}

?>