connect_error) { die('Error : ('. $mysqli->connect_errno .') '. $mysqli->connect_error); } $find_book = $_GET['hash']; $results = $mysqli->query("SELECT `pdf_title`, `pdf_filename`, `rank` FROM books WHERE pdf_id=".$find_book); $book = $results->fetch_array(); $results->free(); $fn = $book['pdf_filename']; $n = $book['pdf_title']; //Count this book for popularity $popularity = $book['rank']+1; $query = "UPDATE books SET rank =? WHERE pdf_id=?"; $statement = $mysqli->prepare($query); //bind parameters for markers, where (s = string, i = integer, d = double, b = blob) $statement->bind_param('ii', $popularity, $find_book); if($statement->execute()){ }else{ die('Error : ('. $mysqli->errno .') '. $mysqli->error); } $statement->close(); $mysqli->close(); ?>

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