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/*
* global_commands.c
* Copyright (C) 2002-2003 Ushodaya Enterprises Limited
* Author: Dan Dennedy <dan@dennedy.org>
*
* 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, or
* (at your option) any later version.
*
* 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.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/poll.h>
#include <fcntl.h>
#include <unistd.h>
#include <dirent.h>
#include <pthread.h>
#include "miracle_unit.h"
#include "miracle_commands.h"
#include "miracle_log.h"
static miracle_unit g_units[MAX_UNITS];
/** Return the miracle_unit given a numeric index.
*/
miracle_unit miracle_get_unit( int n )
{
if (n < MAX_UNITS)
return g_units[n];
else
return NULL;
}
/** Destroy the miracle_unit given its numeric index.
*/
void miracle_delete_unit( int n )
{
if (n < MAX_UNITS)
{
miracle_unit unit = miracle_get_unit(n);
if (unit != NULL)
{
miracle_unit_close( unit );
g_units[ n ] = NULL;
miracle_log( LOG_NOTICE, "Deleted unit U%d.", n );
}
}
}
/** Destroy all allocated units on the server.
*/
void miracle_delete_all_units( void )
{
int i;
for (i = 0; i < MAX_UNITS; i++)
{
if ( miracle_get_unit(i) != NULL )
{
miracle_unit_close( miracle_get_unit(i) );
miracle_log( LOG_NOTICE, "Deleted unit U%d.", i );
}
}
}
/** Add a DV virtual vtr to the server.
*/
response_codes miracle_add_unit( command_argument cmd_arg )
{
int i = 0;
for ( i = 0; i < MAX_UNITS; i ++ )
if ( g_units[ i ] == NULL )
break;
if ( i < MAX_UNITS )
{
char *arg = cmd_arg->argument;
g_units[ i ] = miracle_unit_init( i, arg );
if ( g_units[ i ] != NULL )
{
miracle_unit_set_notifier( g_units[ i ], valerie_parser_get_notifier( cmd_arg->parser ), cmd_arg->root_dir );
valerie_response_printf( cmd_arg->response, 10, "U%1d\n\n", i );
}
return g_units[ i ] != NULL ? RESPONSE_SUCCESS_N : RESPONSE_ERROR;
}
valerie_response_printf( cmd_arg->response, 1024, "no more units can be created\n\n" );
return RESPONSE_ERROR;
}
/** List all AV/C nodes on the bus.
*/
response_codes miracle_list_nodes( command_argument cmd_arg )
{
response_codes error = RESPONSE_SUCCESS_N;
return error;
}
/** List units already added to server.
*/
response_codes miracle_list_units( command_argument cmd_arg )
{
response_codes error = RESPONSE_SUCCESS_N;
int i = 0;
for ( i = 0; i < MAX_UNITS; i ++ )
{
miracle_unit unit = miracle_get_unit( i );
if ( unit != NULL )
{
mlt_properties properties = unit->properties;
char *constructor = mlt_properties_get( properties, "constructor" );
int node = mlt_properties_get_int( properties, "node" );
int online = !mlt_properties_get_int( properties, "offline" );
valerie_response_printf( cmd_arg->response, 1024, "U%d %02d %s %d\n", i, node, constructor, online );
}
}
valerie_response_printf( cmd_arg->response, 1024, "\n" );
return error;
}
static int filter_files( const struct dirent *de )
{
return de->d_name[ 0 ] != '.';
}
/** List clips in a directory.
*/
response_codes miracle_list_clips( command_argument cmd_arg )
{
response_codes error = RESPONSE_BAD_FILE;
const char *dir_name = (const char*) cmd_arg->argument;
DIR *dir;
char fullname[1024];
struct dirent **de = NULL;
int i, n;
snprintf( fullname, 1023, "%s%s", cmd_arg->root_dir, dir_name );
dir = opendir( fullname );
if (dir != NULL)
{
struct stat info;
error = RESPONSE_SUCCESS_N;
n = scandir( fullname, &de, filter_files, alphasort );
for (i = 0; i < n; i++ )
{
snprintf( fullname, 1023, "%s%s/%s", cmd_arg->root_dir, dir_name, de[i]->d_name );
if ( stat( fullname, &info ) == 0 && S_ISDIR( info.st_mode ) )
valerie_response_printf( cmd_arg->response, 1024, "\"%s/\"\n", de[i]->d_name );
}
for (i = 0; i < n; i++ )
{
snprintf( fullname, 1023, "%s%s/%s", cmd_arg->root_dir, dir_name, de[i]->d_name );
if ( lstat( fullname, &info ) == 0 &&
( S_ISREG( info.st_mode ) || S_ISLNK( info.st_mode ) || ( strstr( fullname, ".clip" ) && info.st_mode | S_IXUSR ) ) )
valerie_response_printf( cmd_arg->response, 1024, "\"%s\" %llu\n", de[i]->d_name, (unsigned long long) info.st_size );
free( de[ i ] );
}
free( de );
closedir( dir );
valerie_response_write( cmd_arg->response, "\n", 1 );
}
return error;
}
/** Set a server configuration property.
*/
response_codes miracle_set_global_property( command_argument cmd_arg )
{
char *key = (char*) cmd_arg->argument;
char *value = NULL;
value = strchr( key, '=' );
if (value == NULL)
return RESPONSE_OUT_OF_RANGE;
*value = 0;
value++;
miracle_log( LOG_DEBUG, "SET %s = %s", key, value );
if ( strncasecmp( key, "root", 1024) == 0 )
{
int len = strlen(value);
int i;
/* stop all units and unload clips */
for (i = 0; i < MAX_UNITS; i++)
{
if (g_units[i] != NULL)
miracle_unit_terminate( g_units[i] );
}
/* set the property */
strncpy( cmd_arg->root_dir, value, 1023 );
/* add a trailing slash if needed */
if ( len && cmd_arg->root_dir[ len - 1 ] != '/')
{
cmd_arg->root_dir[ len ] = '/';
cmd_arg->root_dir[ len + 1 ] = '\0';
}
}
else
return RESPONSE_OUT_OF_RANGE;
return RESPONSE_SUCCESS;
}
/** Get a server configuration property.
*/
response_codes miracle_get_global_property( command_argument cmd_arg )
{
char *key = (char*) cmd_arg->argument;
if ( strncasecmp( key, "root", 1024) == 0 )
{
valerie_response_write( cmd_arg->response, cmd_arg->root_dir, strlen(cmd_arg->root_dir) );
return RESPONSE_SUCCESS_1;
}
else
return RESPONSE_OUT_OF_RANGE;
return RESPONSE_SUCCESS;
}
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