#!/bin/bash

LATEST=$SEAF/seafile-server-latest

function ext_url {
	echo "${SEAF_URL:-http://$(hostname)}/seafhttp"
}
function patch_seahub_conf {
	KEY="FILE_SERVER_ROOT"
	ENTRY="$KEY = '$(ext_url)'"
	CONF="$SEAF/conf/seahub_settings.py"
	grep "$KEY" -i "$CONF"
	if [ $? -eq 1 ]; then
		echo "Patched seahub_settings.py: set $ENTRY"
		echo -e "\n$ENTRY" >> "$CONF"
	fi
}
function last_update {
	if [ -e "$LATEST/install_date" ]; then 
		date -d $(cat "$LATEST/install_date") "+%s"
	else
		echo 0
	fi
}

### Setup ###

if [ ! -e "$LATEST" ]; then
	(>&2 echo This appears to be the fist run, installing..)
	mkdir -p $SEAF/conf
	cp /etc/seafile/* $SEAF/conf/* -rf
	/usr/local/sbin/upgrade main
	exit $?
else
	LAST_UPGRADE=$(last_update)
	SINCE_UPGRADE=$(((($(date "+%s") - $LAST_UPGRADE))/(60*60*24)))
	if [ $LAST_UPGRADE -gt 0 ] && [ "0$SEAF_UPGRADE_INTERVAL" -gt 0 ] && [ $SINCE_UPGRADE -gt "0$SEAF_UPGRADE_INTERVAL" ]; then
		echo "It's been $SINCE_UPGRADE days since the last Upgrade\nPERFORMING UPGRADE NOW\nSet SEAF_UPGRADE_INTERVAL=0 disable automatic updates"
		/usr/local/sbin/upgrade main
	fi
	patch_seahub_conf
fi