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249 lines
6.1 KiB
249 lines
6.1 KiB
15 years ago
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/*
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* global_commands.c
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* Copyright (C) 2002-2003 Ushodaya Enterprises Limited
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* Author: Dan Dennedy <dan@dennedy.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/poll.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <dirent.h>
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#include <pthread.h>
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#include "miracle_unit.h"
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#include "miracle_commands.h"
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#include "miracle_log.h"
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static miracle_unit g_units[MAX_UNITS];
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/** Return the miracle_unit given a numeric index.
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*/
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miracle_unit miracle_get_unit( int n )
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{
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if (n < MAX_UNITS)
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return g_units[n];
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else
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return NULL;
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}
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/** Destroy the miracle_unit given its numeric index.
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*/
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void miracle_delete_unit( int n )
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{
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if (n < MAX_UNITS)
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{
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miracle_unit unit = miracle_get_unit(n);
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if (unit != NULL)
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{
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miracle_unit_close( unit );
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g_units[ n ] = NULL;
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miracle_log( LOG_NOTICE, "Deleted unit U%d.", n );
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}
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}
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}
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/** Destroy all allocated units on the server.
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*/
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void miracle_delete_all_units( void )
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{
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int i;
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for (i = 0; i < MAX_UNITS; i++)
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{
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if ( miracle_get_unit(i) != NULL )
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{
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miracle_unit_close( miracle_get_unit(i) );
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miracle_log( LOG_NOTICE, "Deleted unit U%d.", i );
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}
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}
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}
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/** Add a DV virtual vtr to the server.
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*/
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response_codes miracle_add_unit( command_argument cmd_arg )
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{
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int i = 0;
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for ( i = 0; i < MAX_UNITS; i ++ )
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if ( g_units[ i ] == NULL )
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break;
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if ( i < MAX_UNITS )
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{
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char *arg = cmd_arg->argument;
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g_units[ i ] = miracle_unit_init( i, arg );
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if ( g_units[ i ] != NULL )
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{
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miracle_unit_set_notifier( g_units[ i ], valerie_parser_get_notifier( cmd_arg->parser ), cmd_arg->root_dir );
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valerie_response_printf( cmd_arg->response, 10, "U%1d\n\n", i );
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}
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return g_units[ i ] != NULL ? RESPONSE_SUCCESS_N : RESPONSE_ERROR;
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}
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valerie_response_printf( cmd_arg->response, 1024, "no more units can be created\n\n" );
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return RESPONSE_ERROR;
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}
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/** List all AV/C nodes on the bus.
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*/
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response_codes miracle_list_nodes( command_argument cmd_arg )
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{
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response_codes error = RESPONSE_SUCCESS_N;
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return error;
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}
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/** List units already added to server.
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*/
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response_codes miracle_list_units( command_argument cmd_arg )
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{
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response_codes error = RESPONSE_SUCCESS_N;
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int i = 0;
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for ( i = 0; i < MAX_UNITS; i ++ )
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{
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miracle_unit unit = miracle_get_unit( i );
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if ( unit != NULL )
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{
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mlt_properties properties = unit->properties;
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char *constructor = mlt_properties_get( properties, "constructor" );
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int node = mlt_properties_get_int( properties, "node" );
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int online = !mlt_properties_get_int( properties, "offline" );
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valerie_response_printf( cmd_arg->response, 1024, "U%d %02d %s %d\n", i, node, constructor, online );
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}
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}
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valerie_response_printf( cmd_arg->response, 1024, "\n" );
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return error;
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}
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static int filter_files( const struct dirent *de )
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{
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return de->d_name[ 0 ] != '.';
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}
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/** List clips in a directory.
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*/
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response_codes miracle_list_clips( command_argument cmd_arg )
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{
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response_codes error = RESPONSE_BAD_FILE;
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const char *dir_name = (const char*) cmd_arg->argument;
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DIR *dir;
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char fullname[1024];
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struct dirent **de = NULL;
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int i, n;
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snprintf( fullname, 1023, "%s%s", cmd_arg->root_dir, dir_name );
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dir = opendir( fullname );
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if (dir != NULL)
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{
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struct stat info;
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error = RESPONSE_SUCCESS_N;
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n = scandir( fullname, &de, filter_files, alphasort );
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for (i = 0; i < n; i++ )
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{
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snprintf( fullname, 1023, "%s%s/%s", cmd_arg->root_dir, dir_name, de[i]->d_name );
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if ( stat( fullname, &info ) == 0 && S_ISDIR( info.st_mode ) )
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valerie_response_printf( cmd_arg->response, 1024, "\"%s/\"\n", de[i]->d_name );
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}
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for (i = 0; i < n; i++ )
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{
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snprintf( fullname, 1023, "%s%s/%s", cmd_arg->root_dir, dir_name, de[i]->d_name );
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if ( lstat( fullname, &info ) == 0 &&
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( S_ISREG( info.st_mode ) || S_ISLNK( info.st_mode ) || ( strstr( fullname, ".clip" ) && info.st_mode | S_IXUSR ) ) )
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valerie_response_printf( cmd_arg->response, 1024, "\"%s\" %llu\n", de[i]->d_name, (unsigned long long) info.st_size );
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free( de[ i ] );
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}
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free( de );
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closedir( dir );
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valerie_response_write( cmd_arg->response, "\n", 1 );
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}
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return error;
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}
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/** Set a server configuration property.
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*/
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response_codes miracle_set_global_property( command_argument cmd_arg )
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{
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char *key = (char*) cmd_arg->argument;
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char *value = NULL;
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value = strchr( key, '=' );
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if (value == NULL)
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return RESPONSE_OUT_OF_RANGE;
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*value = 0;
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value++;
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miracle_log( LOG_DEBUG, "SET %s = %s", key, value );
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if ( strncasecmp( key, "root", 1024) == 0 )
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{
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int len = strlen(value);
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int i;
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/* stop all units and unload clips */
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for (i = 0; i < MAX_UNITS; i++)
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{
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if (g_units[i] != NULL)
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miracle_unit_terminate( g_units[i] );
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}
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/* set the property */
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strncpy( cmd_arg->root_dir, value, 1023 );
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/* add a trailing slash if needed */
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if ( len && cmd_arg->root_dir[ len - 1 ] != '/')
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{
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cmd_arg->root_dir[ len ] = '/';
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cmd_arg->root_dir[ len + 1 ] = '\0';
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}
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}
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else
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return RESPONSE_OUT_OF_RANGE;
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return RESPONSE_SUCCESS;
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}
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/** Get a server configuration property.
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*/
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response_codes miracle_get_global_property( command_argument cmd_arg )
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{
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char *key = (char*) cmd_arg->argument;
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if ( strncasecmp( key, "root", 1024) == 0 )
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{
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valerie_response_write( cmd_arg->response, cmd_arg->root_dir, strlen(cmd_arg->root_dir) );
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return RESPONSE_SUCCESS_1;
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}
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else
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return RESPONSE_OUT_OF_RANGE;
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return RESPONSE_SUCCESS;
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}
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