#!/bin/bash 

# Retrieve arguments
app=$YNH_APP_INSTANCE_NAME

# Detect the system architecture to download the right tarball
# NOTE: `uname -m` is more accurate and universal than `arch`
# See https://en.wikipedia.org/wiki/Uname
if [ -n "$(uname -m | grep 64)" ]; then
	architecture="x86-64"
elif [ -n "$(uname -m | grep 86)" ]; then
	architecture="i386"
elif [ -n "$(uname -m | grep arm)" ]; then
	architecture="arm"
else
	ynh_die "Unable to detect your achitecture, please open a bug describing \
        your hardware and the result of the command \"uname -m\"." 1
fi

# Read the value of a key in a ynh manifest file
#
# usage: ynh_read_manifest manifest key
# | arg: manifest - Path of the manifest to read
# | arg: key - Name of the key to find
ynh_read_manifest () {
	manifest="$1"
	key="$2"
	python3 -c "import sys, json;print(json.load(open('$manifest'))['$key'])"
}

# Read the upstream version from the manifest 
# The version number in the manifest is defined by <upstreamversion>~ynh<packageversion>
# For example : 4.3-2~ynh3
# This include the number before ~ynh
# In the last example it return 4.3-2
#
# usage: ynh_app_upstream_version
ynh_app_upstream_version () {
    manifest_path="../manifest.json"
    if [ ! -e "$manifest_path" ]; then
        manifest_path="../settings/manifest.json"	# Into the restore script, the manifest is not at the same place
    fi
    version_key=$(ynh_read_manifest "$manifest_path" "version")
    echo "${version_key/~ynh*/}"
}

# Read package version from the manifest
# The version number in the manifest is defined by <upstreamversion>~ynh<packageversion>
# For example : 4.3-2~ynh3
# This include the number after ~ynh
# In the last example it return 3
#
# usage: ynh_app_package_version
ynh_app_package_version () {
    manifest_path="../manifest.json"
    if [ ! -e "$manifest_path" ]; then
        manifest_path="../settings/manifest.json"	# Into the restore script, the manifest is not at the same place
    fi
    version_key=$(ynh_read_manifest "$manifest_path" "version")
    echo "${version_key/*~ynh/}"
}
seafile_version=$(ynh_app_upstream_version)

get_configuration() {
	final_path=$(ynh_app_setting_get $app final_path)
	seafile_user=$(ynh_app_setting_get $app seafile_user)
	
	if [[ -z $final_path ]] || [[ -z $seafile_user ]]
	then
		if [[ -e /var/www/$app ]]
		then
			final_path=/var/www/$app
			seafile_user=www-data
		elif [[ -e /opt/yunohost/$app ]]
		then
			final_path=/opt/yunohost/$app
			seafile_user=seafile
		else
			ynh_die "Error : can't find seafile path"
		fi
		ynh_app_setting_set $app final_path $final_path
		ynh_app_setting_set $app seafile_user $seafile_user
    fi
}

set_path_2() {
	if [[ $path == '/' ]]
	then
		path2=$path
	else
		path2=$path"/"
	fi
}

config_nginx() {

	# In the 3.x seafile version package the seahub_port and fileserver_port wasn't saved in the settings. If the settings is empty we try to get it and save in the settings

	if [[ -z $seahub_port ]] || [[ -z $fileserver_port ]]
	then
		seahub_port=$(head -n 20 /etc/nginx/conf.d/$domain.d/seafile.conf | grep -E "fastcgi_pass.*127.0.0.1:" | cut -d':' -f2 | cut -d';' -f1)
		fileserver_port=$(head -n 50 /etc/nginx/conf.d/$domain.d/seafile.conf | grep -E "proxy_pass.*127.0.0.1:" | cut -d':' -f3 | cut -d';' -f1 | cut -d'/' -f1)

		ynh_app_setting_set $app seahub_port $seahub_port
		ynh_app_setting_set $app fileserver_port $fileserver_port
	fi

	ynh_replace_string PATHTOCHANGE1 $path ../conf/nginx.conf
	ynh_replace_string PATHTOCHANGE2 $path2 ../conf/nginx.conf
	ynh_replace_string ALIASTOCHANGE $final_path/ ../conf/nginx.conf
	ynh_replace_string SEAHUB_PORT $seahub_port ../conf/nginx.conf
	ynh_replace_string SEAFILE_FILESERVER_PORT $fileserver_port ../conf/nginx.conf
	ynh_replace_string WEBDAV_PORT $webdav_port ../conf/nginx.conf
	cp ../conf/nginx.conf /etc/nginx/conf.d/$domain.d/seafile.conf
	
	systemctl reload nginx.service
}

install_source() {
    mkdir "$final_path/seafile-server-$seafile_version"
    ynh_setup_source "$final_path/seafile-server-$seafile_version" "$architecture"
}

install_dependance() {
	ynh_install_app_dependencies python2.7 python-pip python-setuptools python-simplejson python-imaging python-mysqldb python-flup expect python-requests python-dev
	pip install pillow moviepy
}

ynh_clean_setup () {
	pkill -f seafile-controller
	pkill -f seaf-server
	pkill -f ccnet-server
	pkill -f "seahub"
}