Make sure composer can also be used if installed locally (rather than globally)

util/udall

@@ -9,11 +9,16 @@ git pull
 # update composer.lock and create an unintentional local file
 # modification. Set COMPOSER_ALLOW_SUPERUSER to prevent composer
 # from going interactive if this script is run from cron by the
-# site admin. 
+# site admin. Check if composer is installed globally or locally
+# (assuming that locally means in the install folder).
 if [ `id -u` -eq 0 ]; then
     export COMPOSER_ALLOW_SUPERUSER=1
 fi
-composer install --no-dev
+if [ $(which composer) ]; then
+	composer install --no-dev
+else
+	./composer.phar install --no-dev
+fi
 if [ -d extend ] ; then
 	for a in  theme addon widget ; do
 		if [ -d extend/$a ]; then