How to Install & Enable LsCache Plugin for MediaWiki

1. Download the LsCache plugin from LiteSpeed's Github repository.

2. Insert the following line into .htaccess file if it doesn't exist.
   <IfModule LiteSpeed>
   CacheLookup on
   </IfModule>

3. Move the LiteSpeedCache directory to /extensions in the MediaWiki directory.
   You can do this by using a File Manager or Filezilla FTP (as shown below).

4. Edit LocalSettings.php in the MediaWiki root directory, and add the following near the end:

wfLoadExtension( 'LiteSpeedCache' );

5. Log in to MediaWiki and from the administrator panel, navigate to Special pages > Data and Tools > LiteSpeed Cache'.

6. Click on Edit to edit the page to enable public cache:

7. Set the following to be checked and save the page by pressing Save Cache Setting

LiteSpeedCache Enabled : Enabled
Public Cache TTL (seconds) : 864020
Private Cache Enabled (for logged-in users) : Enabled
Private Cache TTL (seconds) : 7200

8. Once you have saved the settings successfully, it will show you **"LiteSpeed Cache Settings Saved!" **

That's the end of this tutorial!

Verify Cache Setup (To Determine Whether LsCache is Working Properly)

1. Visit the main page of your MediaWiki website.

Using Google Chrome as example, press the shortcut button CTRL+SHIFT+I to open up the developer tools tab or by using the manual way as shown below

2. Click on the Network section on the developer tools tab. Remember to load your MediaWiki website URL by pressing the F5 button.

3. Once loading is done, you should see the following information which indicates LsCache plugin is running successfully at the background.

X-LiteSpeed-Cache: hit,private

Updated on: 27/12/2018