Add PHPCS and update accordingly

There should be no functional changes from this update, simply adherence to the current VIP Go coding standards.

.gitlab-ci.yml

@@ -3,63 +3,33 @@ variables:
   MYSQL_DATABASE: wordpress_tests
   MYSQL_ROOT_PASSWORD: mysql
 
-before_script:
-  # Install dependencies
-  
-  # update the docker
-  - apt-get clean
-  - apt-get -yqq update
-
-  # instll the required packages for the running CI tests
-  - apt-get -yqqf install zip unzip subversion mysql-client libmysqlclient-dev --fix-missing
-
-  # PHP extensions
-  - docker-php-ext-enable mbstring mcrypt mysqli pdo_mysql intl gd zip bz2
+cache:
+  paths:
+    - $HOME/.composer
+    - /root/.composer
 
+before_script:
   # Set up WordPress tests
-  - bash bin/install-wp-tests.sh wordpress_tests root mysql mysql latest true
-
-  # Install PHPCS and WPCS
-  - composer global require "squizlabs/php_codesniffer=*"
-  - composer global require "wp-coding-standards/wpcs"
-  - phpcs --config-set installed_paths $HOME/.composer/vendor/wp-coding-standards/wpcs
-
-PHPunit:PHP5.3:MySQL:
-  image: tetraweb/php:5.3
-  services:
-    - mysql:5.6
-  script:
-  - phpcs
-  - phpunit
+  - bash bin/install-wp-tests.sh $MYSQL_DATABASE root $MYSQL_ROOT_PASSWORD mysql latest true
 
-PHPunit:PHP5.6:MySQL:
-  image: tetraweb/php:5.6
-  services:
-    - mysql:5.6
-  script:
-  - phpcs
-  - phpunit
-  
-PHPunit:PHP7.0:MySQL:
-  image: tetraweb/php:7.0
-  services:
-    - mysql:5.6
-  script:
-  - phpcs
-  - phpunit
+  # PHPUnit
+  - |
+    if [[ $(php -v) =~ "PHP 7." ]]; then
+      composer global require "phpunit/phpunit=6.1.*"
+    else
+      composer global require "phpunit/phpunit=4.8.*"
+    fi
 
-PHPunit:PHP7.1:MySQL:
-  image: tetraweb/php:7.1
-  services:
-    - mysql:5.6
-  script:
-  - phpcs
-  - phpunit
+  # Install PHPCS and WPCS
+  - composer global require automattic/vipwpcs
+  - composer global require phpcompatibility/phpcompatibility-wp
+  - phpcs --config-set installed_paths $HOME/.composer/vendor/wp-coding-standards/wpcs,$HOME/.composer/vendor/automattic/vipwpcs,$HOME/.composer/vendor/phpcompatibility/php-compatibility,$HOME/.composer/vendor/phpcompatibility/phpcompatibility-paragonie,$HOME/.composer/vendor/phpcompatibility/phpcompatibility-wp
 
 PHPunit:PHP7.2:MySQL:
-  image: tetraweb/php:7.2
+  image: containers.ethitter.com:443/docker/images/php:7.2
   services:
     - mysql:5.6
   script:
-  - phpcs
-  - phpunit
+    - find . -type "f" -iname "*.php" | xargs -L "1" php -l
+    - phpcs -n
+    - phpunit