#!/bin/bash

path=$(echo $1 | sed -e 's|/$||')

instances=$(cat /etc/mediawiki/instances)
extensiondir="$path/extensions/"

if [[ "$path" != "" ]]; then
if [[ "$(cat /etc/mediawiki/instances | grep ^$path$)" != "" ]]; then
	instances=$(cat /etc/mediawiki/instances | grep ^$path$)
else
	echo "Given path is not an existing mediawiki instance"
	exit 1
fi
fi


for anInstance in $instances; do
	ln -s /usr/share/mediawiki/extensions/Math $anInstance/extensions/
	echo "Extension added to instance "$anInstance
done
