Migrate Mediawiki

sudo su

apt install mariadb-server imagemagick

mysql

CREATE USER 'wiki'@'localhost' IDENTIFIED BY 'INSERTPASSWORDHERE';

CREATE DATABASE wikidb;

GRANT ALL PRIVILEGES ON wikidb.* TO 'wiki'@'localhost';

FLUSH PRIVILEGES;

EXIT;

apt install php php-fpm php-mysql php-xml php-intl php-mbstring php-gd php-curl

Download Mediawiki from the website

into the folder: /var/www/, rename folder to wiki

chown -R www-data:cc /var/www/wiki/
chmod -R 755 /var/www/wiki/

Configure nginx

        # ---------------------------------------------------
        # WIKI 

        # Handling for the article path (pretty URLs)
        location /wiki {
                index index.php;
                rewrite ^/wiki/(?<pagename>.*)$ /wiki/index.php;
        }
        # Images
        location /wiki/images/deleted {
                # Deny access to deleted images folder
                deny all;
        }
        # MediaWiki assets (usually images)
        location ~ ^/wiki/resources/(assets|lib|src) {
                try_files $uri 404;
                add_header Cache-Control "public";
                expires 7d;
        }
        # Assets, scripts and styles from skins and extensions
        location ~ ^/wiki/(skins|extensions)/.+\.(css|js|gif|jpg|jpeg|png|svg|wasm)$ {
                try_files $uri 404;
                add_header Cache-Control "public";
                expires 7d;
        }
        # License and credits files
        location ~ ^/wiki/(COPYING|CREDITS)$ {
                default_type text/plain;
        }

Migrate the database

Following this: https://www.mediawiki.org/wiki/Manual:Restoring_a_wiki_from_backup

Worked

Then this error appeared: Class "Wikimedia\Parsoid\DOM\HTMLDocument" not found

Followed this: https://phabricator.wikimedia.org/T409283

Worked!

Done