How to unzip a file

<?php
function _get_ziped_report($path) {

      //Opens the zip arichive
      $zip = zip_open($path);

      do {
        //Read all files until...
        $entry = zip_read($zip);

        ...desired file is found
      } while ($entry && zip_entry_name($entry) != "report.htm");

      // open entry
      if (zip_entry_open($zip, $entry, "r")) {
          $entry_content = zip_entry_read($entry, zip_entry_filesize($entry));
         
        //Some check to see if it contains anything
          if (strlen($entry_content) > 10) {
            return $entry_content;
          }else{
            return FALSE;
          }
      }
}

?>
Knowledge keywords: 
zip