Download Multiple Selected Files in ZIP format in one click

Need to write a code to download multiple selected files from php DATATABLE in the form of ZIP file in a single click. And at that moment we need to save each file download count per user in the database. Example : A user is logged in and he selects 3 files and click on a button "Download" then files should be downloaded in zip format. and at that moment Download count should be saved in the database. Just need this functionality.