Index: zip_add.php
===================================================================
--- zip_add.php	(revision 933)
+++ zip_add.php	(revision 934)
@@ -11,16 +11,61 @@
 
 $res=$zip->open($zip_file,ZipArchive::CREATE);
 if($res!==TRUE)
-	die("FAILED: Unable to create $zip_file from RayPHP");
+    die("FAILED: Unable to create $zip_file from RayPHP");
 
-$res=$zip->addFile($file_full_path,basename($file_full_path));
+if ($file_full_path=="RAYDIUM_PACKAGE_READONLY")
+    {
+    $stat=$zip->statName($file_full_path);
+    if($stat==FALSE)
+        $zip->addFromString($file_full_path,".");
+    $zip->deleteName("RAYDIUM_PACKAGE_READWRITE");
+    $zip->close();
+    $status=1;
+    return;
+    }
 
-if(!$res)
-	die("FAILED: Unable to add '$file_full_path' to '$zip_file'");
+if ($file_full_path=="RAYDIUM_PACKAGE_READWRITE")
+    {
+    $stat=$zip->statName($file_full_path);
+    if($stat==FALSE)
+        $zip->addFromString($file_full_path,".");
+    $zip->deleteName("RAYDIUM_PACKAGE_READONLY");
+    $zip->close();
+    $status=1;
+    return;
+    }
 
-$zip->close();
 
-$status=1;
-echo "'$file_full_path' added to '$zip_file'";
+if($status==0)
+    {
+    $stats=stat($file_full_path);
+    $mtime_f=$stats["mtime"];
+    $ltf=localtime($mtime_f,TRUE);
+    if ($ltf["tm_isdst"]==1)
+        $mtime_f=$mtime_f+mktime(0,0,0,1,1,1970,0);
 
+    $statz=$zip->statName(basename($file_full_path));
+    $mtime_z=$statz["mtime"];
+    $ltz=localtime($mtime_z,TRUE);
+
+    //echo "file:".$mtime_f.":".$ltf["tm_isdst"].": === Zip:".$mtime_z.":".$ltz["tm_isdst"].": ";
+    if($statz==FALSE)
+        {
+        $res=$zip->addFile($file_full_path,basename($file_full_path));
+        echo basename($file_full_path)." Added to '$zip_file'";
+        if(!$res)
+            die("FAILED: Unable to add '$file_full_path' to '$zip_file'");
+        }
+    else if ($mtime_f > ($mtime_z+1)) // One second imprecision on zip file time.
+        {
+        $res=$zip->addFile($file_full_path,basename($file_full_path));
+        echo basename($file_full_path)." Refreshed into '$zip_file'";
+        if(!$res)
+            die("FAILED: Unable to add '$file_full_path' to '$zip_file'");
+        }
+    else echo basename($file_full_path)." Already in '$zip_file'";
+    $zip->close();
+    $status=1;
+    }
+
 ?>
\ No newline at end of file