git.sesse.net Git - vlc/blob - src/input/vlmshell.c

   1 /*****************************************************************************
   2  * vlm.c: VLM interface plugin
   3  *****************************************************************************
   4  * Copyright (C) 2000-2005 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Simon Latapie <garf@videolan.org>
   8  *          Laurent Aimar <fenrir@videolan.org>
   9  *          Gildas Bazin <gbazin@videolan.org>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  24  *****************************************************************************/
  25
  26 /*****************************************************************************
  27  * Preamble
  28  *****************************************************************************/
  29 #ifdef HAVE_CONFIG_H
  30 # include "config.h"
  31 #endif
  32
  33 #include <vlc_common.h>
  34
  35 #include <stdio.h>
  36 #include <ctype.h>                                              /* tolower() */
  37 #include <assert.h>
  38
  39 #include <vlc_vlm.h>
  40
  41 #ifdef ENABLE_VLM
  42
  43 #ifndef WIN32
  44 #   include <sys/time.h>                                   /* gettimeofday() */
  45 #endif
  46
  47 #ifdef HAVE_TIME_H
  48 #   include <time.h>                                              /* ctime() */
  49 #   include <sys/timeb.h>                                         /* ftime() */
  50 #endif
  51
  52 #include <vlc_input.h>
  53 #include "input_internal.h"
  54 #include <vlc_stream.h>
  55 #include "vlm_internal.h"
  56 #include <vlc_vod.h>
  57 #include <vlc_charset.h>
  58 #include <vlc_sout.h>
  59 #include "../stream_output/stream_output.h"
  60 #include "../libvlc.h"
  61
  62 /*****************************************************************************
  63  * Local prototypes.
  64  *****************************************************************************/
  65
  66 /* ugly kludge to avoid "null format string" warnings,
  67  * even if we handle NULL format string in vlm_MessageNew() */
  68 static const char *vlm_NULL = NULL;
  69
  70 /* */
  71 static vlm_message_t *vlm_Show( vlm_t *, vlm_media_sys_t *, vlm_schedule_sys_t *, const char * );
  72
  73 static vlm_schedule_sys_t *vlm_ScheduleSearch( vlm_t *, const char * );
  74
  75 static char *Save( vlm_t * );
  76 static int Load( vlm_t *, char * );
  77
  78 static vlm_schedule_sys_t *vlm_ScheduleNew( vlm_t *vlm, const char *psz_name );
  79 static int vlm_ScheduleSetup( vlm_schedule_sys_t *schedule, const char *psz_cmd,
  80                               const char *psz_value );
  81
  82 /* */
  83 static vlm_media_sys_t *vlm_MediaSearch( vlm_t *, const char *);
  84
  85 static const char quotes[] = "\"'";
  86 /**
  87  * FindCommandEnd: look for the end of a possibly quoted string
  88  * @return NULL on mal-formatted string,
  89  * pointer past the last character otherwise.
  90  */
  91 static const char *FindCommandEnd( const char *psz_sent )
  92 {
  93     char c, quote = 0;
  94
  95     while( (c = *psz_sent) != '\0' )
  96     {
  97         if( !quote )
  98         {
  99             if( strchr(quotes,c) )   // opening quote
 100                 quote = c;
 101             else if( isspace(c) )         // non-escaped space
 102                 return psz_sent;
 103             else if( c == '\\' )
 104             {
 105                 psz_sent++;         // skip escaped character
 106                 if( *psz_sent == '\0' )
 107                     return psz_sent;
 108             }
 109         }
 110         else
 111         {
 112             if( c == quote )         // non-escaped matching quote
 113                 quote = 0;
 114             else if( (quote == '"') && (c == '\\') )
 115             {
 116                 psz_sent++;         // skip escaped character
 117                 if (*psz_sent == '\0')
 118                     return NULL;    // error, closing quote missing
 119             }
 120         }
 121         psz_sent++;
 122     }
 123
 124     // error (NULL) if we could not find a matching quote
 125     return quote ? NULL : psz_sent;
 126 }
 127
 128
 129 /**
 130  * Unescape a nul-terminated string.
 131  * Note that in and out can be identical.
 132  *
 133  * @param out output buffer (at least <strlen (in) + 1> characters long)
 134  * @param in nul-terminated string to be unescaped
 135  *
 136  * @return 0 on success, -1 on error.
 137  */
 138 static int Unescape( char *out, const char *in )
 139 {
 140     char c, quote = 0;
 141
 142     while( (c = *in++) != '\0' )
 143     {
 144         if( !quote )
 145         {
 146             if (strchr(quotes,c))   // opening quote
 147             {
 148                 quote = c;
 149                 continue;
 150             }
 151             else if( c == '\\' )
 152             {
 153                 switch (c = *in++)
 154                 {
 155                     case '"':
 156                     case '\'':
 157                     case '\\':
 158                         *out++ = c;
 159                         continue;
 160
 161                     case '\0':
 162                         *out = '\0';
 163                         return 0;
 164                 }
 165                 if( isspace(c) )
 166                 {
 167                     *out++ = c;
 168                     continue;
 169                 }
 170                 /* None of the special cases - copy the backslash */
 171                 *out++ = '\\';
 172             }
 173         }
 174         else
 175         {
 176             if( c == quote )         // non-escaped matching quote
 177             {
 178                 quote = 0;
 179                 continue;
 180             }
 181             if( (quote == '"') && (c == '\\') )
 182             {
 183                 switch( c = *in++ )
 184                 {
 185                     case '"':
 186                     case '\\':
 187                         *out++ = c;
 188                         continue;
 189
 190                     case '\0':   // should never happen
 191                         *out = '\0';
 192                         return -1;
 193                 }
 194                 /* None of the special cases - copy the backslash */
 195                 *out++ = '\\';
 196             }
 197         }
 198         *out++ = c;
 199     }
 200
 201     *out = '\0';
 202     return 0;
 203 }
 204
 205
 206 /*****************************************************************************
 207  * ExecuteCommand: The main state machine
 208  *****************************************************************************
 209  * Execute a command which ends with '\0' (string)
 210  *****************************************************************************/
 211 static int ExecuteSyntaxError( const char *psz_cmd, vlm_message_t **pp_status )
 212 {
 213     *pp_status = vlm_MessageNew( psz_cmd, "Wrong command syntax" );
 214     return VLC_EGENERIC;
 215 }
 216
 217 static bool ExecuteIsMedia( vlm_t *p_vlm, const char *psz_name )
 218 {
 219     int64_t id;
 220
 221     if( !psz_name || vlm_ControlInternal( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) )
 222         return false;
 223     return true;
 224 }
 225 static bool ExecuteIsSchedule( vlm_t *p_vlm, const char *psz_name )
 226 {
 227     if( !psz_name || !vlm_ScheduleSearch( p_vlm, psz_name ) )
 228         return false;
 229     return true;
 230 }
 231
 232 static int ExecuteDel( vlm_t *p_vlm, const char *psz_name, vlm_message_t **pp_status )
 233 {
 234     vlm_media_sys_t *p_media;
 235     vlm_schedule_sys_t *p_schedule;
 236
 237     p_media = vlm_MediaSearch( p_vlm, psz_name );
 238     p_schedule = vlm_ScheduleSearch( p_vlm, psz_name );
 239
 240     if( p_schedule != NULL )
 241     {
 242         vlm_ScheduleDelete( p_vlm, p_schedule );
 243     }
 244     else if( p_media != NULL )
 245     {
 246         vlm_ControlInternal( p_vlm, VLM_DEL_MEDIA, p_media->cfg.id );
 247     }
 248     else if( !strcmp(psz_name, "media") )
 249     {
 250         vlm_ControlInternal( p_vlm, VLM_CLEAR_MEDIAS );
 251     }
 252     else if( !strcmp(psz_name, "schedule") )
 253     {
 254         vlm_ControlInternal( p_vlm, VLM_CLEAR_SCHEDULES );
 255     }
 256     else if( !strcmp(psz_name, "all") )
 257     {
 258         vlm_ControlInternal( p_vlm, VLM_CLEAR_MEDIAS );
 259         vlm_ControlInternal( p_vlm, VLM_CLEAR_SCHEDULES );
 260     }
 261     else
 262     {
 263         *pp_status = vlm_MessageNew( "del", "%s: media unknown", psz_name );
 264         return VLC_EGENERIC;
 265     }
 266
 267     *pp_status = vlm_MessageNew( "del", vlm_NULL );
 268     return VLC_SUCCESS;
 269 }
 270
 271 static int ExecuteShow( vlm_t *p_vlm, const char *psz_name, vlm_message_t **pp_status )
 272 {
 273     vlm_media_sys_t *p_media;
 274     vlm_schedule_sys_t *p_schedule;
 275
 276     if( !psz_name )
 277     {
 278         *pp_status = vlm_Show( p_vlm, NULL, NULL, NULL );
 279         return VLC_SUCCESS;
 280     }
 281
 282     p_media = vlm_MediaSearch( p_vlm, psz_name );
 283     p_schedule = vlm_ScheduleSearch( p_vlm, psz_name );
 284
 285     if( p_schedule != NULL )
 286         *pp_status = vlm_Show( p_vlm, NULL, p_schedule, NULL );
 287     else if( p_media != NULL )
 288         *pp_status = vlm_Show( p_vlm, p_media, NULL, NULL );
 289     else
 290         *pp_status = vlm_Show( p_vlm, NULL, NULL, psz_name );
 291
 292     return VLC_SUCCESS;
 293 }
 294
 295 static int ExecuteHelp( vlm_message_t **pp_status )
 296 {
 297     vlm_message_t *message_child;
 298
 299 #define MessageAdd( a ) \
 300         vlm_MessageAdd( *pp_status, vlm_MessageNew( a, vlm_NULL ) );
 301 #define MessageAddChild( a ) \
 302         vlm_MessageAdd( message_child, vlm_MessageNew( a, vlm_NULL ) );
 303
 304     *pp_status = vlm_MessageNew( "help", vlm_NULL );
 305
 306     message_child = MessageAdd( "Commands Syntax:" );
 307     MessageAddChild( "new (name) vod|broadcast|schedule [properties]" );
 308     MessageAddChild( "setup (name) (properties)" );
 309     MessageAddChild( "show [(name)|media|schedule]" );
 310     MessageAddChild( "del (name)|all|media|schedule" );
 311     MessageAddChild( "control (name) [instance_name] (command)" );
 312     MessageAddChild( "save (config_file)" );
 313     MessageAddChild( "export" );
 314     MessageAddChild( "load (config_file)" );
 315
 316     message_child = MessageAdd( "Media Proprieties Syntax:" );
 317     MessageAddChild( "input (input_name)" );
 318     MessageAddChild( "inputdel (input_name)|all" );
 319     MessageAddChild( "inputdeln input_number" );
 320     MessageAddChild( "output (output_name)" );
 321     MessageAddChild( "option (option_name)[=value]" );
 322     MessageAddChild( "enabled|disabled" );
 323     MessageAddChild( "loop|unloop (broadcast only)" );
 324     MessageAddChild( "mux (mux_name)" );
 325
 326     message_child = MessageAdd( "Schedule Proprieties Syntax:" );
 327     MessageAddChild( "enabled|disabled" );
 328     MessageAddChild( "append (command_until_rest_of_the_line)" );
 329     MessageAddChild( "date (year)/(month)/(day)-(hour):(minutes):"
 330                      "(seconds)|now" );
 331     MessageAddChild( "period (years_aka_12_months)/(months_aka_30_days)/"
 332                      "(days)-(hours):(minutes):(seconds)" );
 333     MessageAddChild( "repeat (number_of_repetitions)" );
 334
 335     message_child = MessageAdd( "Control Commands Syntax:" );
 336     MessageAddChild( "play [input_number]" );
 337     MessageAddChild( "pause" );
 338     MessageAddChild( "stop" );
 339     MessageAddChild( "seek [+-](percentage) | [+-](seconds)s | [+-](miliseconds)ms" );
 340
 341     return VLC_SUCCESS;
 342 }
 343
 344 static int ExecuteControl( vlm_t *p_vlm, const char *psz_name, const int i_arg, char ** ppsz_arg, vlm_message_t **pp_status )
 345 {
 346     vlm_media_sys_t *p_media;
 347     const char *psz_control = NULL;
 348     const char *psz_instance = NULL;
 349     const char *psz_argument = NULL;
 350     int i_index;
 351     int i_result;
 352
 353     if( !ExecuteIsMedia( p_vlm, psz_name ) )
 354     {
 355         *pp_status = vlm_MessageNew( "control", "%s: media unknown", psz_name );
 356         return VLC_EGENERIC;
 357     }
 358
 359     assert( i_arg > 0 );
 360
 361 #define IS(txt) ( !strcmp( ppsz_arg[i_index], (txt) ) )
 362     i_index = 0;
 363     if( !IS("play") && !IS("stop") && !IS("pause") && !IS("seek") )
 364     {
 365         i_index = 1;
 366         psz_instance = ppsz_arg[0];
 367
 368         if( i_index >= i_arg || ( !IS("play") && !IS("stop") && !IS("pause") && !IS("seek") ) )
 369             return ExecuteSyntaxError( "control", pp_status );
 370     }
 371 #undef IS
 372     psz_control = ppsz_arg[i_index];
 373
 374     if( i_index+1 < i_arg )
 375         psz_argument = ppsz_arg[i_index+1];
 376
 377     p_media = vlm_MediaSearch( p_vlm, psz_name );
 378     assert( p_media );
 379
 380     if( !strcmp( psz_control, "play" ) )
 381     {
 382         int i_input_index = 0;
 383         int i;
 384
 385         if( ( psz_argument && sscanf(psz_argument, "%d", &i) == 1 ) && i > 0 && i-1 < p_media->cfg.i_input )
 386         {
 387             i_input_index = i-1;
 388         }
 389         else if( psz_argument )
 390         {
 391             int j;
 392             vlm_media_t *p_cfg = &p_media->cfg;
 393             for ( j=0; j < p_cfg->i_input; j++)
 394             {
 395                 if( !strcmp( p_cfg->ppsz_input[j], psz_argument ) )
 396                 {
 397                     i_input_index = j;
 398                     break;
 399                 }
 400             }
 401         }
 402
 403         if( p_media->cfg.b_vod )
 404             i_result = vlm_ControlInternal( p_vlm, VLM_START_MEDIA_VOD_INSTANCE, p_media->cfg.id, psz_instance, i_input_index, NULL );    // we should get here now
 405         else
 406             i_result = vlm_ControlInternal( p_vlm, VLM_START_MEDIA_BROADCAST_INSTANCE, p_media->cfg.id, psz_instance, i_input_index );
 407     }
 408     else if( !strcmp( psz_control, "seek" ) )
 409     {
 410         if( psz_argument )
 411         {
 412             bool b_relative;
 413             if( psz_argument[0] == '+' || psz_argument[0] == '-' )
 414                 b_relative = true;
 415             else
 416                 b_relative = false;
 417
 418             if( strstr( psz_argument, "ms" ) || strstr( psz_argument, "s" ) )
 419             {
 420                 /* Time (ms or s) */
 421                 int64_t i_new_time;
 422
 423                 if( strstr( psz_argument, "ms" ) )
 424                     i_new_time =  1000 * (int64_t)atoi( psz_argument );
 425                 else
 426                     i_new_time = 1000000 * (int64_t)atoi( psz_argument );
 427
 428                 if( b_relative )
 429                 {
 430                     int64_t i_time = 0;
 431                     vlm_ControlInternal( p_vlm, VLM_GET_MEDIA_INSTANCE_TIME, p_media->cfg.id, psz_instance, &i_time );
 432                     i_new_time += i_time;
 433                 }
 434                 if( i_new_time < 0 )
 435                     i_new_time = 0;
 436                 i_result = vlm_ControlInternal( p_vlm, VLM_SET_MEDIA_INSTANCE_TIME, p_media->cfg.id, psz_instance, i_new_time );
 437             }
 438             else
 439             {
 440                 /* Percent */
 441                 double d_new_position = us_atof( psz_argument ) / 100.0;
 442
 443                 if( b_relative )
 444                 {
 445                     double d_position = 0.0;
 446
 447                     vlm_ControlInternal( p_vlm, VLM_GET_MEDIA_INSTANCE_POSITION, p_media->cfg.id, psz_instance, &d_position );
 448                     d_new_position += d_position;
 449                 }
 450                 if( d_new_position < 0.0 )
 451                     d_new_position = 0.0;
 452                 else if( d_new_position > 1.0 )
 453                     d_new_position = 1.0;
 454                 i_result = vlm_ControlInternal( p_vlm, VLM_SET_MEDIA_INSTANCE_POSITION, p_media->cfg.id, psz_instance, d_new_position );
 455             }
 456         }
 457         else
 458         {
 459             i_result = VLC_EGENERIC;
 460         }
 461     }
 462     else if( !strcmp( psz_control, "rewind" ) )
 463     {
 464         if( psz_argument )
 465         {
 466             const double d_scale = us_atof( psz_argument );
 467             double d_position;
 468
 469             vlm_ControlInternal( p_vlm, VLM_GET_MEDIA_INSTANCE_POSITION, p_media->cfg.id, psz_instance, &d_position );
 470             d_position -= (d_scale / 1000.0);
 471             if( d_position < 0.0 )
 472                 d_position = 0.0;
 473             i_result = vlm_ControlInternal( p_vlm, VLM_SET_MEDIA_INSTANCE_POSITION, p_media->cfg.id, psz_instance, d_position );
 474         }
 475         else
 476         {
 477             i_result = VLC_EGENERIC;
 478         }
 479     }
 480     else if( !strcmp( psz_control, "forward" ) )
 481     {
 482         if( psz_argument )
 483         {
 484             const double d_scale = us_atof( psz_argument );
 485             double d_position;
 486
 487             vlm_ControlInternal( p_vlm, VLM_GET_MEDIA_INSTANCE_POSITION, p_media->cfg.id, psz_instance, &d_position );
 488             d_position += (d_scale / 1000.0);
 489             if( d_position > 1.0 )
 490                 d_position = 1.0;
 491             i_result = vlm_ControlInternal( p_vlm, VLM_SET_MEDIA_INSTANCE_POSITION, p_media->cfg.id, psz_instance, d_position );
 492
 493         }
 494         else
 495         {
 496             i_result = VLC_EGENERIC;
 497         }
 498     }
 499     else if( !strcmp( psz_control, "stop" ) )
 500     {
 501         i_result = vlm_ControlInternal( p_vlm, VLM_STOP_MEDIA_INSTANCE, p_media->cfg.id, psz_instance );
 502     }
 503     else if( !strcmp( psz_control, "pause" ) )
 504     {
 505         i_result = vlm_ControlInternal( p_vlm, VLM_PAUSE_MEDIA_INSTANCE, p_media->cfg.id, psz_instance );
 506     }
 507     else
 508     {
 509         i_result = VLC_EGENERIC;
 510     }
 511
 512     if( i_result )
 513     {
 514         *pp_status = vlm_MessageNew( "control", "unknown error" );
 515         return VLC_SUCCESS;
 516     }
 517     *pp_status = vlm_MessageNew( "control", vlm_NULL );
 518     return VLC_SUCCESS;
 519 }
 520
 521 static int ExecuteExport( vlm_t *p_vlm, vlm_message_t **pp_status )
 522 {
 523     char *psz_export = Save( p_vlm );
 524
 525     *pp_status = vlm_MessageNew( "export", psz_export );
 526     free( psz_export );
 527     return VLC_SUCCESS;
 528 }
 529
 530 static int ExecuteSave( vlm_t *p_vlm, const char *psz_file, vlm_message_t **pp_status )
 531 {
 532     FILE *f = utf8_fopen( psz_file, "wt" );
 533     char *psz_save = NULL;
 534
 535     if( !f )
 536         goto error;
 537
 538     psz_save = Save( p_vlm );
 539     if( psz_save == NULL )
 540         goto error;
 541     if( fputs( psz_save, f ) == EOF )
 542         goto error;;
 543     if( fclose( f ) )
 544     {
 545         f = NULL;
 546         goto error;
 547     }
 548
 549     free( psz_save );
 550
 551     *pp_status = vlm_MessageNew( "save", vlm_NULL );
 552     return VLC_SUCCESS;
 553
 554 error:
 555     free( psz_save );
 556     if( f )
 557          fclose( f );
 558     *pp_status = vlm_MessageNew( "save", "Unable to save to file");
 559     return VLC_EGENERIC;
 560 }
 561
 562 static int ExecuteLoad( vlm_t *p_vlm, const char *psz_url, vlm_message_t **pp_status )
 563 {
 564     stream_t *p_stream = stream_UrlNew( p_vlm, psz_url );
 565     int64_t i_size;
 566     char *psz_buffer;
 567
 568     if( !p_stream )
 569     {
 570         *pp_status = vlm_MessageNew( "load", "Unable to load from file" );
 571         return VLC_EGENERIC;
 572     }
 573
 574     /* FIXME needed ? */
 575     if( stream_Seek( p_stream, 0 ) != 0 )
 576     {
 577         stream_Delete( p_stream );
 578
 579         *pp_status = vlm_MessageNew( "load", "Read file error" );
 580         return VLC_EGENERIC;
 581     }
 582
 583     i_size = stream_Size( p_stream );
 584
 585     psz_buffer = malloc( i_size + 1 );
 586     if( !psz_buffer )
 587     {
 588         stream_Delete( p_stream );
 589
 590         *pp_status = vlm_MessageNew( "load", "Read file error" );
 591         return VLC_EGENERIC;
 592     }
 593
 594     stream_Read( p_stream, psz_buffer, i_size );
 595     psz_buffer[i_size] = '\0';
 596
 597     stream_Delete( p_stream );
 598
 599     if( Load( p_vlm, psz_buffer ) )
 600     {
 601         free( psz_buffer );
 602
 603         *pp_status = vlm_MessageNew( "load", "Error while loading file" );
 604         return VLC_EGENERIC;
 605     }
 606
 607     free( psz_buffer );
 608
 609     *pp_status = vlm_MessageNew( "load", vlm_NULL );
 610     return VLC_SUCCESS;
 611 }
 612
 613 static int ExecuteScheduleProperty( vlm_t *p_vlm, vlm_schedule_sys_t *p_schedule, bool b_new,
 614                                     const int i_property, char *ppsz_property[], vlm_message_t **pp_status )
 615 {
 616     const char *psz_cmd = b_new ? "new" : "setup";
 617     int i;
 618
 619     for( i = 0; i < i_property; i++ )
 620     {
 621         if( !strcmp( ppsz_property[i], "enabled" ) ||
 622             !strcmp( ppsz_property[i], "disabled" ) )
 623         {
 624             if ( vlm_ScheduleSetup( p_schedule, ppsz_property[i], NULL ) )
 625                 goto error;
 626         }
 627         else if( !strcmp( ppsz_property[i], "append" ) )
 628         {
 629             char *psz_line;
 630             int j;
 631             /* Beware: everything behind append is considered as
 632              * command line */
 633
 634             if( ++i >= i_property )
 635                 break;
 636
 637             psz_line = strdup( ppsz_property[i] );
 638             for( j = i+1; j < i_property; j++ )
 639             {
 640                 psz_line = realloc( psz_line, strlen(psz_line) + strlen(ppsz_property[j]) + 1 + 1 );
 641                 strcat( psz_line, " " );
 642                 strcat( psz_line, ppsz_property[j] );
 643             }
 644
 645             if( vlm_ScheduleSetup( p_schedule, "append", psz_line ) )
 646                 goto error;
 647             break;
 648         }
 649         else
 650         {
 651             if( i + 1 >= i_property )
 652             {
 653                 if( b_new )
 654                     vlm_ScheduleDelete( p_vlm, p_schedule );
 655                 return ExecuteSyntaxError( psz_cmd, pp_status );
 656             }
 657
 658             if( vlm_ScheduleSetup( p_schedule, ppsz_property[i], ppsz_property[i+1] ) )
 659                 goto error;
 660             i++;
 661         }
 662     }
 663     *pp_status = vlm_MessageNew( psz_cmd, vlm_NULL );
 664     return VLC_SUCCESS;
 665
 666 error:
 667     *pp_status = vlm_MessageNew( psz_cmd, "Error while setting the property '%s' to the schedule",
 668                                  ppsz_property[i] );
 669     return VLC_EGENERIC;
 670 }
 671
 672 static int ExecuteMediaProperty( vlm_t *p_vlm, int64_t id, bool b_new,
 673                                  const int i_property, char *ppsz_property[], vlm_message_t **pp_status )
 674 {
 675     const char *psz_cmd = b_new ? "new" : "setup";
 676     vlm_media_t *p_cfg = NULL;
 677     int i_result;
 678     int i;
 679
 680 #undef ERROR
 681 #undef MISSING
 682 #define ERROR( txt ) do { *pp_status = vlm_MessageNew( psz_cmd, txt); goto error; } while(0)
 683     if( vlm_ControlInternal( p_vlm, VLM_GET_MEDIA, id, &p_cfg ) )
 684         ERROR( "unknown media" );
 685
 686 #define MISSING(cmd) do { if( !psz_value ) ERROR( "missing argument for " cmd ); } while(0)
 687     for( i = 0; i < i_property; i++ )
 688     {
 689         const char *psz_option = ppsz_property[i];
 690         const char *psz_value = i+1 < i_property ? ppsz_property[i+1] :  NULL;
 691
 692         if( !strcmp( psz_option, "enabled" ) )
 693         {
 694             p_cfg->b_enabled = true;
 695         }
 696         else if( !strcmp( psz_option, "disabled" ) )
 697         {
 698             p_cfg->b_enabled = false;
 699         }
 700         else if( !strcmp( psz_option, "input" ) )
 701         {
 702             MISSING( "input" );
 703             TAB_APPEND( p_cfg->i_input, p_cfg->ppsz_input, strdup(psz_value) );
 704             i++;
 705         }
 706         else if( !strcmp( psz_option, "inputdel" ) && psz_value && !strcmp( psz_value, "all" ) )
 707         {
 708             while( p_cfg->i_input > 0 )
 709                 TAB_REMOVE( p_cfg->i_input, p_cfg->ppsz_input, p_cfg->ppsz_input[0] );
 710             i++;
 711         }
 712         else if( !strcmp( psz_option, "inputdel" ) )
 713         {
 714             int j;
 715
 716             MISSING( "inputdel" );
 717
 718             for( j = 0; j < p_cfg->i_input; j++ )
 719             {
 720                 if( !strcmp( p_cfg->ppsz_input[j], psz_value ) )
 721                 {
 722                     TAB_REMOVE( p_cfg->i_input, p_cfg->ppsz_input, p_cfg->ppsz_input[j] );
 723                     break;
 724                 }
 725             }
 726             i++;
 727         }
 728         else if( !strcmp( psz_option, "inputdeln" ) )
 729         {
 730             int i_index;
 731
 732             MISSING( "inputdeln" );
 733
 734             i_index = atoi( psz_value );
 735             if( i_index > 0 && i_index <= p_cfg->i_input )
 736                 TAB_REMOVE( p_cfg->i_input, p_cfg->ppsz_input, p_cfg->ppsz_input[i_index-1] );
 737             i++;
 738         }
 739         else if( !strcmp( psz_option, "output" ) )
 740         {
 741             MISSING( "output" );
 742
 743             free( p_cfg->psz_output );
 744             p_cfg->psz_output = *psz_value ? strdup( psz_value ) : NULL;
 745             i++;
 746         }
 747         else if( !strcmp( psz_option, "option" ) )
 748         {
 749             MISSING( "option" );
 750
 751             TAB_APPEND( p_cfg->i_option, p_cfg->ppsz_option, strdup( psz_value ) );
 752             i++;
 753         }
 754         else if( !strcmp( psz_option, "loop" ) )
 755         {
 756             if( p_cfg->b_vod )
 757                 ERROR( "invalid loop option for vod" );
 758             p_cfg->broadcast.b_loop = true;
 759         }
 760         else if( !strcmp( psz_option, "unloop" ) )
 761         {
 762             if( p_cfg->b_vod )
 763                 ERROR( "invalid unloop option for vod" );
 764             p_cfg->broadcast.b_loop = false;
 765         }
 766         else if( !strcmp( psz_option, "mux" ) )
 767         {
 768             MISSING( "mux" );
 769             if( !p_cfg->b_vod )
 770                 ERROR( "invalid mux option for broadcast" );
 771
 772             free( p_cfg->vod.psz_mux );
 773             p_cfg->vod.psz_mux = *psz_value ? strdup( psz_value ) : NULL;
 774             i++;
 775         }
 776         else
 777         {
 778             fprintf( stderr, "PROP: name=%s unknown\n", psz_option );
 779             ERROR( "Wrong command syntax" );
 780         }
 781     }
 782 #undef MISSING
 783 #undef ERROR
 784
 785     /* */
 786     i_result = vlm_ControlInternal( p_vlm, VLM_CHANGE_MEDIA, p_cfg );
 787     vlm_media_Delete( p_cfg );
 788
 789     *pp_status = vlm_MessageNew( psz_cmd, vlm_NULL );
 790     return i_result;
 791
 792 error:
 793     if( p_cfg )
 794     {
 795         if( b_new )
 796             vlm_ControlInternal( p_vlm, VLM_DEL_MEDIA, p_cfg->id );
 797         vlm_media_Delete( p_cfg );
 798     }
 799     return VLC_EGENERIC;
 800 }
 801
 802 static int ExecuteNew( vlm_t *p_vlm, const char *psz_name, const char *psz_type, const int i_property, char *ppsz_property[], vlm_message_t **pp_status )
 803 {
 804     /* Check name */
 805     if( !strcmp( psz_name, "all" ) || !strcmp( psz_name, "media" ) || !strcmp( psz_name, "schedule" ) )
 806     {
 807         *pp_status = vlm_MessageNew( "new", "\"all\", \"media\" and \"schedule\" are reserved names" );
 808         return VLC_EGENERIC;
 809     }
 810     if( ExecuteIsMedia( p_vlm, psz_name ) || ExecuteIsSchedule( p_vlm, psz_name ) )
 811     {
 812         *pp_status = vlm_MessageNew( "new", "%s: Name already in use", psz_name );
 813         return VLC_EGENERIC;
 814     }
 815     /* */
 816     if( !strcmp( psz_type, "schedule" ) )
 817     {
 818         vlm_schedule_sys_t *p_schedule = vlm_ScheduleNew( p_vlm, psz_name );
 819         if( !p_schedule )
 820         {
 821             *pp_status = vlm_MessageNew( "new", "could not create schedule" );
 822             return VLC_EGENERIC;
 823         }
 824         return ExecuteScheduleProperty( p_vlm, p_schedule, true, i_property, ppsz_property, pp_status );
 825     }
 826     else if( !strcmp( psz_type, "vod" ) || !strcmp( psz_type, "broadcast" ) )
 827     {
 828         vlm_media_t cfg;
 829         int64_t id;
 830
 831         vlm_media_Init( &cfg );
 832         cfg.psz_name = strdup( psz_name );
 833         cfg.b_vod = !strcmp( psz_type, "vod" );
 834
 835         if( vlm_ControlInternal( p_vlm, VLM_ADD_MEDIA, &cfg, &id ) )
 836         {
 837             vlm_media_Clean( &cfg );
 838             *pp_status = vlm_MessageNew( "new", "could not create media" );
 839             return VLC_EGENERIC;
 840         }
 841         vlm_media_Clean( &cfg );
 842         return ExecuteMediaProperty( p_vlm, id, true, i_property, ppsz_property, pp_status );
 843     }
 844     else
 845     {
 846         *pp_status = vlm_MessageNew( "new", "%s: Choose between vod, broadcast or schedule", psz_type );
 847         return VLC_EGENERIC;
 848     }
 849 }
 850
 851 static int ExecuteSetup( vlm_t *p_vlm, const char *psz_name, const int i_property, char *ppsz_property[], vlm_message_t **pp_status )
 852 {
 853     if( ExecuteIsSchedule( p_vlm, psz_name ) )
 854     {
 855         vlm_schedule_sys_t *p_schedule = vlm_ScheduleSearch( p_vlm, psz_name );
 856         return ExecuteScheduleProperty( p_vlm, p_schedule, false, i_property, ppsz_property, pp_status );
 857     }
 858     else if( ExecuteIsMedia( p_vlm, psz_name ) )
 859     {
 860         int64_t id;
 861         if( vlm_ControlInternal( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) )
 862             goto error;
 863         return ExecuteMediaProperty( p_vlm, id, false, i_property, ppsz_property, pp_status );
 864     }
 865
 866 error:
 867     *pp_status = vlm_MessageNew( "setup", "%s unknown", psz_name );
 868     return VLC_EGENERIC;
 869 }
 870
 871 int ExecuteCommand( vlm_t *p_vlm, const char *psz_command,
 872                            vlm_message_t **pp_message )
 873 {
 874     size_t i_command = 0;
 875     char buf[strlen (psz_command) + 1], *psz_buf = buf;
 876     char *ppsz_command[3+sizeof (buf) / 2];
 877     vlm_message_t *p_message = NULL;
 878
 879     /* First, parse the line and cut it */
 880     while( *psz_command != '\0' )
 881     {
 882         const char *psz_temp;
 883
 884         if(isspace (*psz_command))
 885         {
 886             psz_command++;
 887             continue;
 888         }
 889
 890         /* support for comments */
 891         if( i_command == 0 && *psz_command == '#')
 892         {
 893             p_message = vlm_MessageNew( "", vlm_NULL );
 894             goto success;
 895         }
 896
 897         psz_temp = FindCommandEnd( psz_command );
 898
 899         if( psz_temp == NULL )
 900         {
 901             p_message = vlm_MessageNew( "Incomplete command", psz_command );
 902             goto error;
 903         }
 904
 905         assert (i_command < (sizeof (ppsz_command) / sizeof (ppsz_command[0])));
 906
 907         ppsz_command[i_command] = psz_buf;
 908         memcpy (psz_buf, psz_command, psz_temp - psz_command);
 909         psz_buf[psz_temp - psz_command] = '\0';
 910
 911         Unescape (psz_buf, psz_buf);
 912
 913         i_command++;
 914         psz_buf += psz_temp - psz_command + 1;
 915         psz_command = psz_temp;
 916
 917         assert (buf + sizeof (buf) >= psz_buf);
 918     }
 919
 920     /*
 921      * And then Interpret it
 922      */
 923
 924 #define IF_EXECUTE( name, check, cmd ) if( !strcmp(ppsz_command[0], name ) ) { if( (check) ) goto syntax_error;  if( (cmd) ) goto error; goto success; }
 925     if( i_command == 0 )
 926     {
 927         p_message = vlm_MessageNew( "", vlm_NULL );
 928         goto success;
 929     }
 930     else IF_EXECUTE( "del",     (i_command != 2),   ExecuteDel(p_vlm, ppsz_command[1], &p_message) )
 931     else IF_EXECUTE( "show",    (i_command > 2),    ExecuteShow(p_vlm, i_command > 1 ? ppsz_command[1] : NULL, &p_message) )
 932     else IF_EXECUTE( "help",    (i_command != 1),   ExecuteHelp( &p_message ) )
 933     else IF_EXECUTE( "control", (i_command < 3),    ExecuteControl(p_vlm, ppsz_command[1], i_command - 2, &ppsz_command[2], &p_message) )
 934     else IF_EXECUTE( "save",    (i_command != 2),   ExecuteSave(p_vlm, ppsz_command[1], &p_message) )
 935     else IF_EXECUTE( "export",  (i_command != 1),   ExecuteExport(p_vlm, &p_message) )
 936     else IF_EXECUTE( "load",    (i_command != 2),   ExecuteLoad(p_vlm, ppsz_command[1], &p_message) )
 937     else IF_EXECUTE( "new",     (i_command < 3),    ExecuteNew(p_vlm, ppsz_command[1], ppsz_command[2], i_command-3, &ppsz_command[3], &p_message) )
 938     else IF_EXECUTE( "setup",   (i_command < 2),    ExecuteSetup(p_vlm, ppsz_command[1], i_command-2, &ppsz_command[2], &p_message) )
 939     else
 940     {
 941         p_message = vlm_MessageNew( ppsz_command[0], "Unknown command" );
 942         goto error;
 943     }
 944 #undef IF_EXECUTE
 945
 946 success:
 947     *pp_message = p_message;
 948     return VLC_SUCCESS;
 949
 950 syntax_error:
 951     return ExecuteSyntaxError( ppsz_command[0], pp_message );
 952
 953 error:
 954     *pp_message = p_message;
 955     return VLC_EGENERIC;
 956 }
 957
 958 /*****************************************************************************
 959  * Media handling
 960  *****************************************************************************/
 961 vlm_media_sys_t *vlm_MediaSearch( vlm_t *vlm, const char *psz_name )
 962 {
 963     int i;
 964
 965     for( i = 0; i < vlm->i_media; i++ )
 966     {
 967         if( strcmp( psz_name, vlm->media[i]->cfg.psz_name ) == 0 )
 968             return vlm->media[i];
 969     }
 970
 971     return NULL;
 972 }
 973
 974 /*****************************************************************************
 975  * Schedule handling
 976  *****************************************************************************/
 977 static vlm_schedule_sys_t *vlm_ScheduleNew( vlm_t *vlm, const char *psz_name )
 978 {
 979     if( !psz_name )
 980         return NULL;
 981
 982     vlm_schedule_sys_t *p_sched = malloc( sizeof( vlm_schedule_sys_t ) );
 983     if( !p_sched )
 984         return NULL;
 985
 986     p_sched->psz_name = strdup( psz_name );
 987     p_sched->b_enabled = false;
 988     p_sched->i_command = 0;
 989     p_sched->command = NULL;
 990     p_sched->i_date = 0;
 991     p_sched->i_period = 0;
 992     p_sched->i_repeat = -1;
 993
 994     TAB_APPEND( vlm->i_schedule, vlm->schedule, p_sched );
 995
 996     return p_sched;
 997 }
 998
 999 /* for now, simple delete. After, del with options (last arg) */
1000 void vlm_ScheduleDelete( vlm_t *vlm, vlm_schedule_sys_t *sched )
1001 {
1002     if( sched == NULL ) return;
1003
1004     TAB_REMOVE( vlm->i_schedule, vlm->schedule, sched );
1005
1006     if( vlm->i_schedule == 0 ) free( vlm->schedule );
1007     free( sched->psz_name );
1008     while( sched->i_command )
1009     {
1010         char *psz_cmd = sched->command[0];
1011         TAB_REMOVE( sched->i_command, sched->command, psz_cmd );
1012         free( psz_cmd );
1013     }
1014     free( sched );
1015 }
1016
1017 static vlm_schedule_sys_t *vlm_ScheduleSearch( vlm_t *vlm, const char *psz_name )
1018 {
1019     int i;
1020
1021     for( i = 0; i < vlm->i_schedule; i++ )
1022     {
1023         if( strcmp( psz_name, vlm->schedule[i]->psz_name ) == 0 )
1024         {
1025             return vlm->schedule[i];
1026         }
1027     }
1028
1029     return NULL;
1030 }
1031
1032 /* Ok, setup schedule command will be able to support only one (argument value) at a time  */
1033 static int vlm_ScheduleSetup( vlm_schedule_sys_t *schedule, const char *psz_cmd,
1034                        const char *psz_value )
1035 {
1036     if( !strcmp( psz_cmd, "enabled" ) )
1037     {
1038         schedule->b_enabled = true;
1039     }
1040     else if( !strcmp( psz_cmd, "disabled" ) )
1041     {
1042         schedule->b_enabled = false;
1043     }
1044     else if( !strcmp( psz_cmd, "date" ) )
1045     {
1046         struct tm time;
1047         const char *p;
1048         time_t date;
1049
1050         time.tm_sec = 0;         /* seconds */
1051         time.tm_min = 0;         /* minutes */
1052         time.tm_hour = 0;        /* hours */
1053         time.tm_mday = 0;        /* day of the month */
1054         time.tm_mon = 0;         /* month */
1055         time.tm_year = 0;        /* year */
1056         time.tm_wday = 0;        /* day of the week */
1057         time.tm_yday = 0;        /* day in the year */
1058         time.tm_isdst = -1;       /* daylight saving time */
1059
1060         /* date should be year/month/day-hour:minutes:seconds */
1061         p = strchr( psz_value, '-' );
1062
1063         if( !strcmp( psz_value, "now" ) )
1064         {
1065             schedule->i_date = 0;
1066         }
1067         else if(p == NULL)
1068         {
1069             return 1;
1070         }
1071         else
1072         {
1073             unsigned i,j,k;
1074
1075             switch( sscanf( p + 1, "%u:%u:%u", &i, &j, &k ) )
1076             {
1077                 case 1:
1078                     time.tm_sec = i;
1079                     break;
1080                 case 2:
1081                     time.tm_min = i;
1082                     time.tm_sec = j;
1083                     break;
1084                 case 3:
1085                     time.tm_hour = i;
1086                     time.tm_min = j;
1087                     time.tm_sec = k;
1088                     break;
1089                 default:
1090                     return 1;
1091             }
1092
1093             switch( sscanf( psz_value, "%d/%d/%d", &i, &j, &k ) )
1094             {
1095                 case 1:
1096                     time.tm_mday = i;
1097                     break;
1098                 case 2:
1099                     time.tm_mon = i - 1;
1100                     time.tm_mday = j;
1101                     break;
1102                 case 3:
1103                     time.tm_year = i - 1900;
1104                     time.tm_mon = j - 1;
1105                     time.tm_mday = k;
1106                     break;
1107                 default:
1108                     return 1;
1109             }
1110
1111             date = mktime( &time );
1112             schedule->i_date = ((mtime_t) date) * 1000000;
1113         }
1114     }
1115     else if( !strcmp( psz_cmd, "period" ) )
1116     {
1117         struct tm time;
1118         const char *p;
1119         const char *psz_time = NULL, *psz_date = NULL;
1120         time_t date;
1121         unsigned i,j,k;
1122
1123         /* First, if date or period are modified, repeat should be equal to -1 */
1124         schedule->i_repeat = -1;
1125
1126         time.tm_sec = 0;         /* seconds */
1127         time.tm_min = 0;         /* minutes */
1128         time.tm_hour = 0;        /* hours */
1129         time.tm_mday = 0;        /* day of the month */
1130         time.tm_mon = 0;         /* month */
1131         time.tm_year = 0;        /* year */
1132         time.tm_wday = 0;        /* day of the week */
1133         time.tm_yday = 0;        /* day in the year */
1134         time.tm_isdst = -1;       /* daylight saving time */
1135
1136         /* date should be year/month/day-hour:minutes:seconds */
1137         p = strchr( psz_value, '-' );
1138         if( p )
1139         {
1140             psz_date = psz_value;
1141             psz_time = p + 1;
1142         }
1143         else
1144         {
1145             psz_time = psz_value;
1146         }
1147
1148         switch( sscanf( psz_time, "%u:%u:%u", &i, &j, &k ) )
1149         {
1150             case 1:
1151                 time.tm_sec = i;
1152                 break;
1153             case 2:
1154                 time.tm_min = i;
1155                 time.tm_sec = j;
1156                 break;
1157             case 3:
1158                 time.tm_hour = i;
1159                 time.tm_min = j;
1160                 time.tm_sec = k;
1161                 break;
1162             default:
1163                 return 1;
1164         }
1165         if( psz_date )
1166         {
1167             switch( sscanf( psz_date, "%u/%u/%u", &i, &j, &k ) )
1168             {
1169                 case 1:
1170                     time.tm_mday = i;
1171                     break;
1172                 case 2:
1173                     time.tm_mon = i;
1174                     time.tm_mday = j;
1175                     break;
1176                 case 3:
1177                     time.tm_year = i;
1178                     time.tm_mon = j;
1179                     time.tm_mday = k;
1180                     break;
1181                 default:
1182                     return 1;
1183             }
1184         }
1185
1186         /* ok, that's stupid... who is going to schedule streams every 42 years ? */
1187         date = (((( time.tm_year * 12 + time.tm_mon ) * 30 + time.tm_mday ) * 24 + time.tm_hour ) * 60 + time.tm_min ) * 60 + time.tm_sec ;
1188         schedule->i_period = ((mtime_t) date) * 1000000;
1189     }
1190     else if( !strcmp( psz_cmd, "repeat" ) )
1191     {
1192         int i;
1193
1194         if( sscanf( psz_value, "%d", &i ) == 1 )
1195         {
1196             schedule->i_repeat = i;
1197         }
1198         else
1199         {
1200             return 1;
1201         }
1202     }
1203     else if( !strcmp( psz_cmd, "append" ) )
1204     {
1205         char *command = strdup( psz_value );
1206
1207         TAB_APPEND( schedule->i_command, schedule->command, command );
1208     }
1209     else
1210     {
1211         return 1;
1212     }
1213     return 0;
1214 }
1215
1216 /*****************************************************************************
1217  * Message handling functions
1218  *****************************************************************************/
1219 vlm_message_t *vlm_MessageNew( const char *psz_name,
1220                                const char *psz_format, ... )
1221 {
1222     vlm_message_t *p_message;
1223     va_list args;
1224
1225     if( !psz_name ) return NULL;
1226
1227     p_message = malloc( sizeof(vlm_message_t) );
1228     if( !p_message)
1229     {
1230         return NULL;
1231     }
1232
1233     p_message->psz_value = 0;
1234
1235     if( psz_format )
1236     {
1237         va_start( args, psz_format );
1238         if( vasprintf( &p_message->psz_value, psz_format, args ) == -1 )
1239         {
1240             va_end( args );
1241             free( p_message );
1242             return NULL;
1243         }
1244         va_end( args );
1245     }
1246
1247     p_message->psz_name = strdup( psz_name );
1248     p_message->i_child = 0;
1249     p_message->child = NULL;
1250
1251     return p_message;
1252 }
1253
1254 void vlm_MessageDelete( vlm_message_t *p_message )
1255 {
1256     free( p_message->psz_name );
1257     free( p_message->psz_value );
1258     while( p_message->i_child-- )
1259         vlm_MessageDelete( p_message->child[p_message->i_child] );
1260     free( p_message->child );
1261     free( p_message );
1262 }
1263
1264 /* Add a child */
1265 vlm_message_t *vlm_MessageAdd( vlm_message_t *p_message,
1266                                vlm_message_t *p_child )
1267 {
1268     if( p_message == NULL ) return NULL;
1269
1270     if( p_child )
1271     {
1272         TAB_APPEND( p_message->i_child, p_message->child, p_child );
1273     }
1274
1275     return p_child;
1276 }
1277
1278 /*****************************************************************************
1279  * Misc utility functions
1280  *****************************************************************************/
1281 static vlm_message_t *vlm_ShowMedia( vlm_media_sys_t *p_media )
1282 {
1283     vlm_media_t *p_cfg = &p_media->cfg;
1284     vlm_message_t *p_msg;
1285     vlm_message_t *p_msg_sub;
1286     int i;
1287
1288     p_msg = vlm_MessageNew( p_cfg->psz_name, vlm_NULL );
1289     vlm_MessageAdd( p_msg,
1290                     vlm_MessageNew( "type", p_cfg->b_vod ? "vod" : "broadcast" ) );
1291     vlm_MessageAdd( p_msg,
1292                     vlm_MessageNew( "enabled", p_cfg->b_enabled ? "yes" : "no" ) );
1293
1294     if( p_cfg->b_vod )
1295         vlm_MessageAdd( p_msg,
1296                         vlm_MessageNew( "mux", p_cfg->vod.psz_mux ) );
1297     else
1298         vlm_MessageAdd( p_msg,
1299                         vlm_MessageNew( "loop", p_cfg->broadcast.b_loop ? "yes" : "no" ) );
1300
1301     p_msg_sub = vlm_MessageAdd( p_msg, vlm_MessageNew( "inputs", vlm_NULL ) );
1302     for( i = 0; i < p_cfg->i_input; i++ )
1303     {
1304         char *psz_tmp;
1305         if( asprintf( &psz_tmp, "%d", i+1 ) != -1 )
1306         {
1307             vlm_MessageAdd( p_msg_sub,
1308                             vlm_MessageNew( psz_tmp, p_cfg->ppsz_input[i] ) );
1309             free( psz_tmp );
1310         }
1311     }
1312
1313     vlm_MessageAdd( p_msg,
1314                     vlm_MessageNew( "output", p_cfg->psz_output ? p_cfg->psz_output : "" ) );
1315
1316     p_msg_sub = vlm_MessageAdd( p_msg, vlm_MessageNew( "options", vlm_NULL ) );
1317     for( i = 0; i < p_cfg->i_option; i++ )
1318         vlm_MessageAdd( p_msg_sub, vlm_MessageNew( p_cfg->ppsz_option[i], vlm_NULL ) );
1319
1320     p_msg_sub = vlm_MessageAdd( p_msg, vlm_MessageNew( "instances", vlm_NULL ) );
1321     for( i = 0; i < p_media->i_instance; i++ )
1322     {
1323         vlm_media_instance_sys_t *p_instance = p_media->instance[i];
1324         vlc_value_t val;
1325         vlm_message_t *p_msg_instance;
1326         char *psz_tmp;
1327
1328         val.i_int = END_S;
1329         if( p_instance->p_input )
1330             var_Get( p_instance->p_input, "state", &val );
1331
1332         p_msg_instance = vlm_MessageAdd( p_msg_sub, vlm_MessageNew( "instance" , vlm_NULL ) );
1333
1334         vlm_MessageAdd( p_msg_instance,
1335                         vlm_MessageNew( "name" , p_instance->psz_name ? p_instance->psz_name : "default" ) );
1336         vlm_MessageAdd( p_msg_instance,
1337                         vlm_MessageNew( "state",
1338                             val.i_int == PLAYING_S ? "playing" :
1339                             val.i_int == PAUSE_S ? "paused" :
1340                             "stopped" ) );
1341
1342         /* FIXME should not do that this way */
1343         if( p_instance->p_input )
1344         {
1345 #define APPEND_INPUT_INFO( a, format, type ) \
1346             if( asprintf( &psz_tmp, format, \
1347                       var_Get ## type( p_instance->p_input, a ) ) != -1 ) \
1348             { \
1349                 vlm_MessageAdd( p_msg_instance, vlm_MessageNew( a, \
1350                                 psz_tmp ) ); \
1351                 free( psz_tmp ); \
1352             }
1353             APPEND_INPUT_INFO( "position", "%f", Float );
1354             APPEND_INPUT_INFO( "time", "%"PRIi64, Time );
1355             APPEND_INPUT_INFO( "length", "%"PRIi64, Time );
1356             APPEND_INPUT_INFO( "rate", "%d", Integer );
1357             APPEND_INPUT_INFO( "title", "%d", Integer );
1358             APPEND_INPUT_INFO( "chapter", "%d", Integer );
1359             APPEND_INPUT_INFO( "seekable", "%d", Bool );
1360         }
1361 #undef APPEND_INPUT_INFO
1362         if( asprintf( &psz_tmp, "%d", p_instance->i_index + 1 ) != -1 )
1363         {
1364             vlm_MessageAdd( p_msg_instance, vlm_MessageNew( "playlistindex",
1365                             psz_tmp ) );
1366             free( psz_tmp );
1367         }
1368     }
1369     return p_msg;
1370 }
1371
1372 static vlm_message_t *vlm_Show( vlm_t *vlm, vlm_media_sys_t *media,
1373                                 vlm_schedule_sys_t *schedule,
1374                                 const char *psz_filter )
1375 {
1376     if( media != NULL )
1377     {
1378         vlm_message_t *p_msg = vlm_MessageNew( "show", vlm_NULL );
1379         if( p_msg )
1380             vlm_MessageAdd( p_msg, vlm_ShowMedia( media ) );
1381         return p_msg;
1382     }
1383
1384     else if( schedule != NULL )
1385     {
1386         int i;
1387         vlm_message_t *msg;
1388         vlm_message_t *msg_schedule;
1389         vlm_message_t *msg_child;
1390         char buffer[100];
1391
1392         msg = vlm_MessageNew( "show", vlm_NULL );
1393         msg_schedule =
1394             vlm_MessageAdd( msg, vlm_MessageNew( schedule->psz_name, vlm_NULL ) );
1395
1396         vlm_MessageAdd( msg_schedule, vlm_MessageNew("type", "schedule") );
1397
1398         vlm_MessageAdd( msg_schedule,
1399                         vlm_MessageNew( "enabled", schedule->b_enabled ?
1400                                         "yes" : "no" ) );
1401
1402         if( schedule->i_date != 0 )
1403         {
1404             struct tm date;
1405             time_t i_time = (time_t)( schedule->i_date / 1000000 );
1406             char *psz_date;
1407
1408             localtime_r( &i_time, &date);
1409             if( asprintf( &psz_date, "%d/%d/%d-%d:%d:%d",
1410                           date.tm_year + 1900, date.tm_mon + 1, date.tm_mday,
1411                           date.tm_hour, date.tm_min, date.tm_sec ) != -1 )
1412             {
1413                  vlm_MessageAdd( msg_schedule,
1414                                  vlm_MessageNew( "date", psz_date ) );
1415                  free( psz_date );
1416             }
1417         }
1418         else
1419             vlm_MessageAdd( msg_schedule, vlm_MessageNew("date", "now") );
1420
1421         if( schedule->i_period != 0 )
1422         {
1423             time_t i_time = (time_t) ( schedule->i_period / 1000000 );
1424             struct tm date;
1425
1426             date.tm_sec = (int)( i_time % 60 );
1427             i_time = i_time / 60;
1428             date.tm_min = (int)( i_time % 60 );
1429             i_time = i_time / 60;
1430             date.tm_hour = (int)( i_time % 24 );
1431             i_time = i_time / 24;
1432             date.tm_mday = (int)( i_time % 30 );
1433             i_time = i_time / 30;
1434             /* okay, okay, months are not always 30 days long */
1435             date.tm_mon = (int)( i_time % 12 );
1436             i_time = i_time / 12;
1437             date.tm_year = (int)i_time;
1438
1439             sprintf( buffer, "%d/%d/%d-%d:%d:%d", date.tm_year, date.tm_mon,
1440                      date.tm_mday, date.tm_hour, date.tm_min, date.tm_sec);
1441
1442             vlm_MessageAdd( msg_schedule, vlm_MessageNew("period", buffer) );
1443         }
1444         else
1445             vlm_MessageAdd( msg_schedule, vlm_MessageNew("period", "0") );
1446
1447         sprintf( buffer, "%d", schedule->i_repeat );
1448         vlm_MessageAdd( msg_schedule, vlm_MessageNew( "repeat", buffer ) );
1449
1450         msg_child =
1451             vlm_MessageAdd( msg_schedule, vlm_MessageNew("commands", vlm_NULL ) );
1452
1453         for( i = 0; i < schedule->i_command; i++ )
1454         {
1455            vlm_MessageAdd( msg_child,
1456                            vlm_MessageNew( schedule->command[i], vlm_NULL ) );
1457         }
1458
1459         return msg;
1460
1461     }
1462
1463     else if( psz_filter && !strcmp( psz_filter, "media" ) )
1464     {
1465         vlm_message_t *p_msg;
1466         vlm_message_t *p_msg_child;
1467         int i_vod = 0, i_broadcast = 0;
1468         int i;
1469         char *psz_count;
1470
1471         for( i = 0; i < vlm->i_media; i++ )
1472         {
1473             if( vlm->media[i]->cfg.b_vod )
1474                 i_vod++;
1475             else
1476                 i_broadcast++;
1477         }
1478
1479         if( asprintf( &psz_count, "( %d broadcast - %d vod )", i_broadcast,
1480                       i_vod) == -1 )
1481             return NULL;
1482         p_msg = vlm_MessageNew( "show", vlm_NULL );
1483         p_msg_child = vlm_MessageAdd( p_msg, vlm_MessageNew( "media", psz_count ) );
1484         free( psz_count );
1485
1486         for( i = 0; i < vlm->i_media; i++ )
1487             vlm_MessageAdd( p_msg_child, vlm_ShowMedia( vlm->media[i] ) );
1488
1489         return p_msg;
1490     }
1491
1492     else if( psz_filter && !strcmp( psz_filter, "schedule" ) )
1493     {
1494         int i;
1495         vlm_message_t *msg;
1496         vlm_message_t *msg_child;
1497
1498         msg = vlm_MessageNew( "show", vlm_NULL );
1499         msg_child = vlm_MessageAdd( msg, vlm_MessageNew( "schedule", vlm_NULL ) );
1500
1501         for( i = 0; i < vlm->i_schedule; i++ )
1502         {
1503             vlm_schedule_sys_t *s = vlm->schedule[i];
1504             vlm_message_t *msg_schedule;
1505             mtime_t i_time, i_next_date;
1506
1507             msg_schedule = vlm_MessageAdd( msg_child,
1508                                            vlm_MessageNew( s->psz_name, vlm_NULL ) );
1509             vlm_MessageAdd( msg_schedule,
1510                             vlm_MessageNew( "enabled", s->b_enabled ?
1511                                             "yes" : "no" ) );
1512
1513             /* calculate next date */
1514             i_time = vlm_Date();
1515             i_next_date = s->i_date;
1516
1517             if( s->i_period != 0 )
1518             {
1519                 int j = 0;
1520                 while( s->i_date + j * s->i_period <= i_time &&
1521                        s->i_repeat > j )
1522                 {
1523                     j++;
1524                 }
1525
1526                 i_next_date = s->i_date + j * s->i_period;
1527             }
1528
1529             if( i_next_date > i_time )
1530             {
1531                 time_t i_date = (time_t) (i_next_date / 1000000) ;
1532
1533 #if !defined( UNDER_CE )
1534 #ifdef HAVE_CTIME_R
1535                 char psz_date[500];
1536                 ctime_r( &i_date, psz_date );
1537 #else
1538                 char *psz_date = ctime( &i_date );
1539 #endif
1540
1541                 vlm_MessageAdd( msg_schedule,
1542                                 vlm_MessageNew( "next launch", psz_date ) );
1543 #endif
1544             }
1545         }
1546
1547         return msg;
1548     }
1549
1550     else if( ( psz_filter == NULL ) && ( media == NULL ) && ( schedule == NULL ) )
1551     {
1552         vlm_message_t *show1 = vlm_Show( vlm, NULL, NULL, "media" );
1553         vlm_message_t *show2 = vlm_Show( vlm, NULL, NULL, "schedule" );
1554
1555         vlm_MessageAdd( show1, show2->child[0] );
1556
1557         /* We must destroy the parent node "show" of show2
1558          * and not the children */
1559         free( show2->psz_name );
1560         free( show2 );
1561
1562         return show1;
1563     }
1564
1565     else
1566     {
1567         return vlm_MessageNew( "show", vlm_NULL );
1568     }
1569 }
1570
1571 /*****************************************************************************
1572  * Config handling functions
1573  *****************************************************************************/
1574 static int Load( vlm_t *vlm, char *file )
1575 {
1576     char *pf = file;
1577     int  i_line = 1;
1578
1579     while( *pf != '\0' )
1580     {
1581         vlm_message_t *message = NULL;
1582         int i_end = 0;
1583
1584         while( pf[i_end] != '\n' && pf[i_end] != '\0' && pf[i_end] != '\r' )
1585         {
1586             i_end++;
1587         }
1588
1589         if( pf[i_end] == '\r' || pf[i_end] == '\n' )
1590         {
1591             pf[i_end] = '\0';
1592             i_end++;
1593             if( pf[i_end] == '\n' ) i_end++;
1594         }
1595
1596         if( *pf && ExecuteCommand( vlm, pf, &message ) )
1597         {
1598             if( message )
1599             {
1600                 if( message->psz_value )
1601                     msg_Err( vlm, "Load error on line %d: %s: %s",
1602                              i_line, message->psz_name, message->psz_value );
1603                 vlm_MessageDelete( message );
1604             }
1605             return 1;
1606         }
1607         if( message ) vlm_MessageDelete( message );
1608
1609         pf += i_end;
1610         i_line++;
1611     }
1612
1613     return 0;
1614 }
1615
1616 static char *Save( vlm_t *vlm )
1617 {
1618     char *save = NULL;
1619     char psz_header[] = "\n"
1620                         "# VLC media player VLM command batch\n"
1621                         "# http://www.videolan.org/vlc/\n\n" ;
1622     char *p;
1623     int i,j;
1624     int i_length = strlen( psz_header );
1625
1626     for( i = 0; i < vlm->i_media; i++ )
1627     {
1628         vlm_media_sys_t *media = vlm->media[i];
1629         vlm_media_t *p_cfg = &media->cfg;
1630
1631         if( p_cfg->b_vod )
1632             i_length += strlen( "new * vod " ) + strlen(p_cfg->psz_name);
1633         else
1634             i_length += strlen( "new * broadcast " ) + strlen(p_cfg->psz_name);
1635
1636         if( p_cfg->b_enabled == true )
1637             i_length += strlen( "enabled" );
1638         else
1639             i_length += strlen( "disabled" );
1640
1641         if( !p_cfg->b_vod && p_cfg->broadcast.b_loop == true )
1642             i_length += strlen( " loop\n" );
1643         else
1644             i_length += strlen( "\n" );
1645
1646         for( j = 0; j < p_cfg->i_input; j++ )
1647             i_length += strlen( "setup * input \"\"\n" ) + strlen( p_cfg->psz_name ) + strlen( p_cfg->ppsz_input[j] );
1648
1649         if( p_cfg->psz_output != NULL )
1650             i_length += strlen( "setup * output \n" ) + strlen(p_cfg->psz_name) + strlen(p_cfg->psz_output);
1651
1652         for( j = 0; j < p_cfg->i_option; j++ )
1653             i_length += strlen("setup * option \n") + strlen(p_cfg->psz_name) + strlen(p_cfg->ppsz_option[j]);
1654
1655         if( p_cfg->b_vod && p_cfg->vod.psz_mux )
1656             i_length += strlen("setup * mux \n") + strlen(p_cfg->psz_name) + strlen(p_cfg->vod.psz_mux);
1657     }
1658
1659     for( i = 0; i < vlm->i_schedule; i++ )
1660     {
1661         vlm_schedule_sys_t *schedule = vlm->schedule[i];
1662
1663         i_length += strlen( "new  schedule " ) + strlen( schedule->psz_name );
1664
1665         if( schedule->b_enabled == true )
1666         {
1667             i_length += strlen( "date //-:: enabled\n" ) + 14;
1668         }
1669         else
1670         {
1671             i_length += strlen( "date //-:: disabled\n" ) + 14;
1672         }
1673
1674
1675         if( schedule->i_period != 0 )
1676         {
1677             i_length += strlen( "setup  " ) + strlen( schedule->psz_name ) +
1678                 strlen( "period //-::\n" ) + 14;
1679         }
1680
1681         if( schedule->i_repeat >= 0 )
1682         {
1683             char buffer[12];
1684
1685             sprintf( buffer, "%d", schedule->i_repeat );
1686             i_length += strlen( "setup  repeat \n" ) +
1687                 strlen( schedule->psz_name ) + strlen( buffer );
1688         }
1689         else
1690         {
1691             i_length++;
1692         }
1693
1694         for( j = 0; j < schedule->i_command; j++ )
1695         {
1696             i_length += strlen( "setup  append \n" ) +
1697                 strlen( schedule->psz_name ) + strlen( schedule->command[j] );
1698         }
1699
1700     }
1701
1702     /* Don't forget the '\0' */
1703     i_length++;
1704     /* now we have the length of save */
1705
1706     p = save = malloc( i_length );
1707     if( !save ) return NULL;
1708     *save = '\0';
1709
1710     p += sprintf( p, "%s", psz_header );
1711
1712     /* finally we can write in it */
1713     for( i = 0; i < vlm->i_media; i++ )
1714     {
1715         vlm_media_sys_t *media = vlm->media[i];
1716         vlm_media_t *p_cfg = &media->cfg;
1717
1718         if( p_cfg->b_vod )
1719             p += sprintf( p, "new %s vod ", p_cfg->psz_name );
1720         else
1721             p += sprintf( p, "new %s broadcast ", p_cfg->psz_name );
1722
1723         if( p_cfg->b_enabled )
1724             p += sprintf( p, "enabled" );
1725         else
1726             p += sprintf( p, "disabled" );
1727
1728         if( !p_cfg->b_vod && p_cfg->broadcast.b_loop )
1729             p += sprintf( p, " loop\n" );
1730         else
1731             p += sprintf( p, "\n" );
1732
1733         for( j = 0; j < p_cfg->i_input; j++ )
1734             p += sprintf( p, "setup %s input \"%s\"\n", p_cfg->psz_name, p_cfg->ppsz_input[j] );
1735
1736         if( p_cfg->psz_output )
1737             p += sprintf( p, "setup %s output %s\n", p_cfg->psz_name, p_cfg->psz_output );
1738
1739         for( j = 0; j < p_cfg->i_option; j++ )
1740             p += sprintf( p, "setup %s option %s\n", p_cfg->psz_name, p_cfg->ppsz_option[j] );
1741
1742         if( p_cfg->b_vod && p_cfg->vod.psz_mux )
1743             p += sprintf( p, "setup %s mux %s\n", p_cfg->psz_name, p_cfg->vod.psz_mux );
1744     }
1745
1746     /* and now, the schedule scripts */
1747     for( i = 0; i < vlm->i_schedule; i++ )
1748     {
1749         vlm_schedule_sys_t *schedule = vlm->schedule[i];
1750         struct tm date;
1751         time_t i_time = (time_t) ( schedule->i_date / 1000000 );
1752
1753         localtime_r( &i_time, &date);
1754         p += sprintf( p, "new %s schedule ", schedule->psz_name);
1755
1756         if( schedule->b_enabled == true )
1757         {
1758             p += sprintf( p, "date %d/%d/%d-%d:%d:%d enabled\n",
1759                           date.tm_year + 1900, date.tm_mon + 1, date.tm_mday,
1760                           date.tm_hour, date.tm_min, date.tm_sec );
1761         }
1762         else
1763         {
1764             p += sprintf( p, "date %d/%d/%d-%d:%d:%d disabled\n",
1765                           date.tm_year + 1900, date.tm_mon + 1, date.tm_mday,
1766                           date.tm_hour, date.tm_min, date.tm_sec);
1767         }
1768
1769         if( schedule->i_period != 0 )
1770         {
1771             p += sprintf( p, "setup %s ", schedule->psz_name );
1772
1773             i_time = (time_t) ( schedule->i_period / 1000000 );
1774
1775             date.tm_sec = (int)( i_time % 60 );
1776             i_time = i_time / 60;
1777             date.tm_min = (int)( i_time % 60 );
1778             i_time = i_time / 60;
1779             date.tm_hour = (int)( i_time % 24 );
1780             i_time = i_time / 24;
1781             date.tm_mday = (int)( i_time % 30 );
1782             i_time = i_time / 30;
1783             /* okay, okay, months are not always 30 days long */
1784             date.tm_mon = (int)( i_time % 12 );
1785             i_time = i_time / 12;
1786             date.tm_year = (int)i_time;
1787
1788             p += sprintf( p, "period %d/%d/%d-%d:%d:%d\n",
1789                           date.tm_year, date.tm_mon, date.tm_mday,
1790                           date.tm_hour, date.tm_min, date.tm_sec);
1791         }
1792
1793         if( schedule->i_repeat >= 0 )
1794         {
1795             p += sprintf( p, "setup %s repeat %d\n",
1796                           schedule->psz_name, schedule->i_repeat );
1797         }
1798         else
1799         {
1800             p += sprintf( p, "\n" );
1801         }
1802
1803         for( j = 0; j < schedule->i_command; j++ )
1804         {
1805             p += sprintf( p, "setup %s append %s\n",
1806                           schedule->psz_name, schedule->command[j] );
1807         }
1808
1809     }
1810
1811     return save;
1812 }
1813
1814 #endif /* ENABLE_VLM */