installer.py

def zip(_in, _out, exclusions):
    pout = _out.replace('\\','/')
    zout = pout.split('/')[-1]
    true_parent_folder = pout.replace(zout,'')
    kodi.log('Source: ' +true_parent_folder)
    zip_file = zipfile.ZipFile(_out, 'w', zipfile.ZIP_DEFLATED)
    try:
        for zin in _in:
            p_folder = os.path.dirname(zin)
            parent_folder = p_folder.replace('\\','/')
            for root, folders, files in os.walk(zin):
                r = root.replace('\\','/')
                # Include all subfolders, including empty ones.
                for folder_name in folders:
                    foldern = folder_name.replace('\\','/')
                    absolute_path = os.path.join(r, foldern)
                    relative_path = absolute_path.replace(true_parent_folder, '')
                    if not any(e in relative_path for e in exclusions):
                        kodi.log("Adding '%s' to archive." % relative_path)
                        zip_file.write(absolute_path, relative_path)
                    else:
                        kodi.log("Excluding '%s' from the archive." % relative_path)
                for file_name in files:
                    filen = file_name.replace('\\','/')
                    abs_path = os.path.join(r, filen)
                    absolute_path = abs_path.replace('\\','/')
                    relative_path = absolute_path.replace(true_parent_folder, '')
                    if not any(e in relative_path for e in exclusions):
                        kodi.log("Adding '%s' to archive." % relative_path)
                        dp.update(100, 'Archiving: '+zout,
                                         '',
                                         '[B]' + relative_path + '[/B]')
                        zip_file.write(absolute_path, relative_path)
                    else:
                        kodi.log("Excluding '%s' from the archive." % relative_path)

        return True

    except IOError, e:
        kodi.log(str(e))
        return False
    except OSError, e:
        kodi.log(str(e))
        return False
    except zipfile.BadZipfile, e:
        kodi.log(str(e))
        return False
    finally:
        zip_file.close()