This function attempts to save the contents of an archive into its source file. This is only possible if the source file has been opened as writable.
bool atranslator.save ()
This function returns true if the contents of the archive could successfully be saved back into its source file, false otherwise.
This snippet writes a .zip archive and saves it in the end. It handles common errors that could happen during archive management.
-- Get a generic translator to the resource instance directory. local resRoot = fileCreateTranslator( "/" ); -- Open or create some .zip archive. local zipFile = false; local zipTranslator = false; if ( resRoot.exists( "archive.zip" ) ) then zipFile = resRoot.open( "archive.zip", "rb+" ); if ( zipFile ) then zipTranslator = fileOpenArchive( zipFile ); end else zipFile = resRoot.open( "archive.zip", "wb+" ); if ( zipFile ) then zipTranslator = fileCreateZIP( zipFile ); end end -- Check that everything was created alright. if not ( zipFile ) then outputDebugString( "could not open or create the archive stream" ); return false; end if not ( zipTranslator ) then outputDebugString( "could not create the .zip translator based on the stream file" ); -- Clean up the file handle. zipFile.destroy(); return false; end -- Write a random file. local randFile = zipTranslator.open( tostring( math.random( 0, 1 ) ) .. ".rnd", "wb" ); randFile.write( [[This is a randomly generated file. Its name is random. ]] .. math.random( 0, 100 ) ); -- Clean up the file handle. -- We do not actually have to do this, because all files are closed from a translator when it is destroyed. randFile.destroy(); -- Save the archive and clean up the handles. zipTranslator.save(); zipTranslator.destroy(); zipFile.destroy();
FileSystem Translator Functions