Archive for the ‘ Compression and Encryption ’ Category

Speed up HTTP downloads with this code. Most newer browsers since 1998/1999 have been equipped to support content-encoding which allows the server to compress content which is then uncompressed by the browser before the page is rendered.

A library that allows you to manage ZIP formatted archives. Archives can be created, listed and extracted.

A class to create, extract and handle ZIP archives. You can create on-the-fly ZIP archives with dynamic content and send them to the client. It supports automatic sub-folders creation and extracting by index. It’s small, easy and

A library that allows you to create a GNU TAR archive, as well as add and extract files and directories. Files generated by PclTar are readable by gzip and WinZip.

If a user’s web browser supports gzip content encoding, this class will compress the output of a PHP script before sending it to the web browser. This can significantly reduce the page download time.

Allows you to encrypt and decrypt strings using PHP. You supply a password and string to encrypt or decrypt the message. Can be cracked, so it shouldn’t be used for things requiring good security.