Smanji broj okvirova / koristi adler hash

admin/upload.php

@@ -1,15 +1,13 @@
 <?php
 
-function hashedName() {
-  $now = time();
-  $somenumber = rand();
-  return sha1("ojhaa $now $somenumber ojhaaa");
+function hashedName($fileName) {
+  return mhash(MHASH_ADLER32, $fileName);
 }
 
 $target_dir = __DIR__ . "/../slike/";
 $target_file = $target_dir . basename($_FILES["fileToUpload"]["name"]);
 $imageFileType = strtolower(pathinfo($target_file,PATHINFO_EXTENSION));
-$hashed_name = hashedName();
+$hashed_name = hashedName($target_file);
 $target_file = $target_dir . $hashed_name . ".$imageFileType";
 
 $uploadOk = 1;