#!/bin/sh /etc/rc.common
# Copyright (C) 2010 OpenWrt.org

START=50

SERVICE_USE_PID=1
SERVICE_PID_FILE=/var/run/minidlna/minidlna.pid

MINIDLNA_CONFIG_FILE="/var/etc/minidlna.conf"

minidlna_cfg_append() {
	echo "$1" >> "$MINIDLNA_CONFIG_FILE"
}

minidlna_cfg_addbool() {
	local cfg="$1"
	local key="$2"
	local def="$3"
	local val

	config_get_bool val "$cfg" "$key" "$def"
	[ "$val" -gt 0 ] && val="yes" || val="no"
	minidlna_cfg_append "$key=$val"
}

minidlna_cfg_addstr() {
	local cfg="$1"
	local key="$2"
	local def="$3"
	local val

	config_get val "$cfg" "$key" "$def"
	[ -n "$val" ] && minidlna_cfg_append "$key=$val"
}

minidlna_cfg_add_media_dir() {
	local val=$1
	minidlna_cfg_append "media_dir=$val"
}

minidlna_create_config() {
	local cfg=$1
	local port
	local interface

	config_get port "$cfg" port
	config_get interface "$cfg" interface

	[ -z "$interface" -o -t "$port" ] && return 1

	mkdir -p /var/etc
	echo "# this file is generated automatically, don't edit" > "$MINIDLNA_CONFIG_FILE"

	minidlna_cfg_append "port=$port"
	minidlna_cfg_append "network_interface=$interface"

	minidlna_cfg_addstr "$cfg" friendly_name
	minidlna_cfg_addstr "$cfg" user
	minidlna_cfg_addstr "$cfg" db_dir
	minidlna_cfg_addstr "$cfg" log_dir
	minidlna_cfg_addstr "$cfg" log_level 'error'
	minidlna_cfg_addbool "$cfg" inotify '1'
	minidlna_cfg_addbool "$cfg" enable_tivo '0'
	minidlna_cfg_addbool "$cfg" wide_links '0'
	minidlna_cfg_addbool "$cfg" strict_dlna '0'
	minidlna_cfg_addstr "$cfg" album_art_names
	minidlna_cfg_addstr "$cfg" presentation_url
	minidlna_cfg_addstr "$cfg" notify_interval '900'
	minidlna_cfg_addstr "$cfg" serial '12345678'
	minidlna_cfg_addstr "$cfg" model_number '1'
	minidlna_cfg_addstr "$cfg" minissdpsocket
	minidlna_cfg_addstr "$cfg" root_container '.'
	config_list_foreach "$cfg" "media_dir" minidlna_cfg_add_media_dir

	return 0
}

start() {
	local enabled
	local db_dir
	local log_dir
	local user

	config_load 'minidlna'
	config_get_bool enabled config 'enabled' '0'

	[ "$enabled" -gt 0 ] || return 1

	minidlna_create_config config || return 1
	
	config_get db_dir config 'db_dir' '/var/run/minidlna'
	config_get log_dir config 'log_dir' '/var/log/minidlna'
	config_get user config 'user' 'root'

	mkdir -m 0755 -p "$db_dir" "$log_dir"
	chown -R "$user" "$db_dir" "$log_dir"

	service_start /usr/bin/minidlna -f "$MINIDLNA_CONFIG_FILE"
}

stop() {
	service_stop /usr/bin/minidlna
}