Do curl only if necessary

glpi-start.sh

@@ -10,8 +10,6 @@ echo "date.timezone = \"$TIMEZONE\"" > /etc/php/7.4/apache2/conf.d/timezone.ini;
 echo "date.timezone = \"$TIMEZONE\"" > /etc/php/7.4/cli/conf.d/timezone.ini;
 fi
 
-SRC_GLPI=$(curl -s https://api.github.com/repos/glpi-project/glpi/releases/tags/${VERSION_GLPI} | jq .assets[0].browser_download_url | tr -d \")
-TAR_GLPI=$(basename ${SRC_GLPI})
 FOLDER_GLPI=glpi/
 FOLDER_WEB=/var/www/html/
 
@@ -27,6 +25,9 @@ if [ "$(ls ${FOLDER_WEB}${FOLDER_GLPI})" ];
 then
 	echo "GLPI is already installed"
 else
+	SRC_GLPI=$(curl -s https://api.github.com/repos/glpi-project/glpi/releases/tags/${VERSION_GLPI} | jq .assets[0].browser_download_url | tr -d \")
+	TAR_GLPI=$(basename ${SRC_GLPI})
+
 	wget -P ${FOLDER_WEB} ${SRC_GLPI}
 	tar -xzf ${FOLDER_WEB}${TAR_GLPI} -C ${FOLDER_WEB}
 	rm -Rf ${FOLDER_WEB}${TAR_GLPI}