minidlna.c

/*
 * minidlna.c
 *
 * Copyright (C) 2012 dd-wrt
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * $Id:
 */
#ifdef HAVE_MINIDLNA
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <syslog.h>
#include <signal.h>
#include <utils.h>
#include <bcmnvram.h>
#include <shutils.h>
#include <services.h>
#include <dlna.h>

char *dlna_deps(void)
{
	return "dlna_enable jffs_mounted dlna_shares dlna_cleandb dlna_rescan dlna_album_art dlna_merge dlna_metadata dlna_subtitles dlna_tumb dlna_no_art";
}

char *dlna_proc(void)
{
	return "minidlna";
}

void stop_dlna(void);

void start_dlna(void)
{
	struct dlna_share *dlna_shares, *cs, *csnext;
	stop_dlna();
	if (!nvram_matchi("dlna_enable", 1))
		return;
	mkdir("/tmp/db", 0700);
	FILE *fp = fopen("/tmp/minidlna.conf", "wb");
#ifndef HAVE_RAMBUTAN
#ifndef HAVE_VENTANA
	if (nvram_matchi("jffs_mounted", 1) || (freediskSpace("/jffs") > 134217728)) {
#endif
#endif
		mkdir("/jffs/minidlna", 0700);
		if (nvram_matchi("dlna_cleandb", 1)) {
			unlink("/jffs/minidlna/files.db");
			nvram_seti("dlna_cleandb", 0);
		}
		fprintf(fp, "db_dir=/jffs/minidlna\n");
#ifndef HAVE_RAMBUTAN
#ifndef HAVE_VENTANA
	} else {
		mkdir("/tmp/db", 0700);
		unlink("/tmp/db/files.db");
	}
#endif
#endif
	fprintf(fp, "port=8200\n");
	fprintf(fp, "network_interface=br0\n");
	dlna_shares = getdlnashares();
	for (cs = dlna_shares; cs; cs = csnext) {
		if (*cs->mp) {
			if ((cs->types & (TYPE_VIDEO | TYPE_AUDIO | TYPE_IMAGES))) {
				fprintf(fp, "media_dir=%s%s%s,%s%s%s\n",	//
					cs->types & TYPE_VIDEO ? "V" : "",	//
					cs->types & TYPE_AUDIO ? "A" : "",	//
					cs->types & TYPE_IMAGES ? "P" : "",	// 
					cs->mp,	//
					(cs->sd[0] != '/' && cs->sd[0] != 0) ? "/" : "",	//
					cs->sd);
			}

		}
		csnext = cs->next;
		free(cs);
	}
	fprintf(fp, "friendly_name=%s\n", nvram_safe_get("router_name"));	//enter any name you want here, but should be unique within a network
	if (nvram_matchi("dlna_thumb", 1)) {
		fprintf(fp, "album_art_names=Cover.jpg/cover.jpg/AlbumArtSmall.jpg/albumartsmall.jpg/AlbumArt.jpg/albumart.jpg/Album.jpg/album.jpg/Folder.jpg/folder.jpg/Thumb.jpg/thumb.jpg\n");
	}
	if (nvram_matchi("dlna_merge", 1)) {
		fprintf(fp, "merge_media_dirs=yes\n");
	} else {
		fprintf(fp, "merge_media_dirs=no\n");
	}
	if (nvram_matchi("dlna_subtitles", 1)) {
		fprintf(fp, "enable_subtitles=yes\n");
	} else {
		fprintf(fp, "enable_subtitles=no\n");
	}
	if (nvram_matchi("dlna_no_art", 1))
		fprintf(fp, "no_album_art=yes\n");
	if (nvram_matchi("dlna_metadata", 1)) {
		fprintf(fp, "keep_metadata=yes\n");
		fprintf(fp, "keep_metadata_with_media=yes\n");
	} else {
		fprintf(fp, "keep_metadata=no\n");
		fprintf(fp, "keep_metadata_with_media=no\n");
	}
	fprintf(fp, "inotify=yes\n");
	fprintf(fp, "enable_tivo=no\n");
	fprintf(fp, "strict_dlna=no\n");
	fprintf(fp, "root_container=B\n");
	fprintf(fp, "max_connections=10\n");
	fprintf(fp, "notify_interval=300\n");
	fprintf(fp, "serial=12345678\nmodel_number=AllShare1.0\n");
	fclose(fp);
	eval("minidlna", "-f", getdefaultconfig("minidlna.conf"));
	dd_loginfo("minidlna", "DLNA Media Server successfully started\n");

	return;
}

void start_dlna_rescan(void)
{
	if (nvram_match("dlna_enable", "1") && nvram_match("dlna_rescan", "1")) {
		dd_loginfo("minidlna", "Start rescan of folders\n");
		eval("minidlna", "-P", "/var/run/minidlna/minidlna.pid", "-U");
	}
}

void stop_dlna(void)
{
	stop_process("minidlna", "DLNA Media Server");
	nvram_delstates(dlna_deps());
}
#endif