How does Open Office compress its files?

Question

I\'m trying to create an Open Office spreadsheet programmatically but for some reason simply compressing a folder with all the necessary files makes Open Office flag the fil

Answer 1

Documentation here. This steps worked for me:

1. Uncompress the original document file (it's a normal zip file) to some directory:

   $ mkdir document
   $ cd document
   $ unzip ../document.odt
   

2. Modify the uncompressed data.

3. Create a new odt:

   $ zip -0 -X ../document2.odt mimetype
   $ zip -r ../document2.odt * -x mimetype