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 #include <time.h>                                                 /* ctime() */
  44
  45 #include <vlc_input.h>
  46 #include "input_internal.h"
  47 #include <vlc_stream.h>
  48 #include "vlm_internal.h"
  49 #include <vlc_charset.h>
  50 #include <vlc_sout.h>
  51 #include "../stream_output/stream_output.h"
  52 #include "../libvlc.h"
  53
  54 /*****************************************************************************
  55  * Local prototypes.
  56  *****************************************************************************/
  57
  58 /* */
  59 static vlm_message_t *vlm_Show( vlm_t *, vlm_media_sys_t *, vlm_schedule_sys_t *, const char * );
  60
  61 static vlm_schedule_sys_t *vlm_ScheduleSearch( vlm_t *, const char * );
  62
  63 static char *Save( vlm_t * );
  64 static int Load( vlm_t *, char * );
  65
  66 static vlm_schedule_sys_t *vlm_ScheduleNew( vlm_t *vlm, const char *psz_name );
  67 static int vlm_ScheduleSetup( vlm_schedule_sys_t *schedule, const char *psz_cmd,
  68                               const char *psz_value );
  69
  70 /* */
  71 static vlm_media_sys_t *vlm_MediaSearch( vlm_t *, const char *);
  72
  73 static const char quotes[] = "\"'";
  74 /**
  75  * FindCommandEnd: look for the end of a possibly quoted string
  76  * @return NULL on mal-formatted string,
  77  * pointer past the last character otherwise.
  78  */
  79 static const char *FindCommandEnd( const char *psz_sent )
  80 {
  81     char c, quote = 0;
  82
  83     while( (c = *psz_sent) != '\0' )
  84     {
  85         if( !quote )
  86         {
  87             if( strchr(quotes,c) )   // opening quote
  88                 quote = c;
  89             else if( isspace(c) )         // non-escaped space
  90                 return psz_sent;
  91             else if( c == '\\' )
  92             {
  93                 psz_sent++;         // skip escaped character
  94                 if( *psz_sent == '\0' )
  95                     return psz_sent;
  96             }
  97         }
  98         else
  99         {
 100             if( c == quote )         // non-escaped matching quote
 101                 quote = 0;
 102             else if( (quote == '"') && (c == '\\') )
 103             {
 104                 psz_sent++;         // skip escaped character
 105                 if (*psz_sent == '\0')
 106                     return NULL;    // error, closing quote missing
 107             }
 108         }
 109         psz_sent++;
 110     }
 111
 112     // error (NULL) if we could not find a matching quote
 113     return quote ? NULL : psz_sent;
 114 }
 115
 116
 117 /**
 118  * Unescape a nul-terminated string.
 119  * Note that in and out can be identical.
 120  *
 121  * @param out output buffer (at least <strlen (in) + 1> characters long)
 122  * @param in nul-terminated string to be unescaped
 123  *
 124  * @return 0 on success, -1 on error.
 125  */
 126 static int Unescape( char *out, const char *in )
 127 {
 128     char c, quote = 0;
 129     bool param = false;
 130
 131     while( (c = *in++) != '\0' )
 132     {
 133         // Don't escape the end of the string if we find a '#'
 134         // that's the begining of a vlc command
 135         // TODO: find a better solution
 136         if( c == '#' || param )
 137         {
 138             param = true;
 139             *out++ = c;
 140             continue;
 141         }
 142
 143         if( !quote )
 144         {
 145             if (strchr(quotes,c))   // opening quote
 146             {
 147                 quote = c;
 148                 continue;
 149             }
 150             else if( c == '\\' )
 151             {
 152                 switch (c = *in++)
 153                 {
 154                     case '"':
 155                     case '\'':
 156                     case '\\':
 157                         *out++ = c;
 158                         continue;
 159
 160                     case '\0':
 161                         *out = '\0';
 162                         return 0;
 163                 }
 164                 if( isspace(c) )
 165                 {
 166                     *out++ = c;
 167                     continue;
 168                 }
 169                 /* None of the special cases - copy the backslash */
 170                 *out++ = '\\';
 171             }
 172         }
 173         else
 174         {
 175             if( c == quote )         // non-escaped matching quote
 176             {
 177                 quote = 0;
 178                 continue;
 179             }
 180             if( (quote == '"') && (c == '\\') )
 181             {
 182                 switch( c = *in++ )
 183                 {
 184                     case '"':
 185                     case '\\':
 186                         *out++ = c;
 187                         continue;
 188
 189                     case '\0':   // should never happen
 190                         *out = '\0';
 191                         return -1;
 192                 }
 193                 /* None of the special cases - copy the backslash */
 194                 *out++ = '\\';
 195             }
 196         }
 197         *out++ = c;
 198     }
 199
 200     *out = '\0';
 201     return 0;
 202 }
 203
 204
 205 /*****************************************************************************
 206  * ExecuteCommand: The main state machine
 207  *****************************************************************************
 208  * Execute a command which ends with '\0' (string)
 209  *****************************************************************************/
 210 static int ExecuteSyntaxError( const char *psz_cmd, vlm_message_t **pp_status )
 211 {
 212     *pp_status = vlm_MessageNew( psz_cmd, "Wrong command syntax" );
 213     return VLC_EGENERIC;
 214 }
 215
 216 static bool ExecuteIsMedia( vlm_t *p_vlm, const char *psz_name )
 217 {
 218     int64_t id;
 219
 220     if( !psz_name || vlm_ControlInternal( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) )
 221         return false;
 222     return true;
 223 }
 224 static bool ExecuteIsSchedule( vlm_t *p_vlm, const char *psz_name )
 225 {
 226     if( !psz_name || !vlm_ScheduleSearch( p_vlm, psz_name ) )
 227         return false;
 228     return true;
 229 }
 230
 231 static int ExecuteDel( vlm_t *p_vlm, const char *psz_name, vlm_message_t **pp_status )
 232 {
 233     vlm_media_sys_t *p_media;
 234     vlm_schedule_sys_t *p_schedule;
 235
 236     p_media = vlm_MediaSearch( p_vlm, psz_name );
 237     p_schedule = vlm_ScheduleSearch( p_vlm, psz_name );
 238
 239     if( p_schedule != NULL )
 240     {
 241         vlm_ScheduleDelete( p_vlm, p_schedule );
 242     }
 243     else if( p_media != NULL )
 244     {
 245         vlm_ControlInternal( p_vlm, VLM_DEL_MEDIA, p_media->cfg.id );
 246     }
 247     else if( !strcmp(psz_name, "media") )
 248     {
 249         vlm_ControlInternal( p_vlm, VLM_CLEAR_MEDIAS );
 250     }
 251     else if( !strcmp(psz_name, "schedule") )
 252     {
 253         vlm_ControlInternal( p_vlm, VLM_CLEAR_SCHEDULES );
 254     }
 255     else if( !strcmp(psz_name, "all") )
 256     {
 257         vlm_ControlInternal( p_vlm, VLM_CLEAR_MEDIAS );
 258         vlm_ControlInternal( p_vlm, VLM_CLEAR_SCHEDULES );
 259     }
 260     else
 261     {
 262         *pp_status = vlm_MessageNew( "del", "%s: media unknown", psz_name );
 263         return VLC_EGENERIC;
 264     }
 265
 266     *pp_status = vlm_MessageSimpleNew( "del" );
 267     return VLC_SUCCESS;
 268 }
 269
 270 static int ExecuteShow( vlm_t *p_vlm, const char *psz_name, vlm_message_t **pp_status )
 271 {
 272     vlm_media_sys_t *p_media;
 273     vlm_schedule_sys_t *p_schedule;
 274
 275     if( !psz_name )
 276     {
 277         *pp_status = vlm_Show( p_vlm, NULL, NULL, NULL );
 278         return VLC_SUCCESS;
 279     }
 280
 281     p_media = vlm_MediaSearch( p_vlm, psz_name );
 282     p_schedule = vlm_ScheduleSearch( p_vlm, psz_name );
 283
 284     if( p_schedule != NULL )
 285         *pp_status = vlm_Show( p_vlm, NULL, p_schedule, NULL );
 286     else if( p_media != NULL )
 287         *pp_status = vlm_Show( p_vlm, p_media, NULL, NULL );
 288     else
 289         *pp_status = vlm_Show( p_vlm, NULL, NULL, psz_name );
 290
 291     return VLC_SUCCESS;
 292 }
 293
 294 static int ExecuteHelp( vlm_message_t **pp_status )
 295 {
 296     vlm_message_t *message_child;
 297
 298 #define MessageAdd( a ) \
 299         vlm_MessageAdd( *pp_status, vlm_MessageSimpleNew( a ) );
 300 #define MessageAddChild( a ) \
 301         vlm_MessageAdd( message_child, vlm_MessageSimpleNew( a ) );
 302
 303     *pp_status = vlm_MessageSimpleNew( "help" );
 304
 305     message_child = MessageAdd( "Commands Syntax:" );
 306     MessageAddChild( "new (name) vod|broadcast|schedule [properties]" );
 307     MessageAddChild( "setup (name) (properties)" );
 308     MessageAddChild( "show [(name)|media|schedule]" );
 309     MessageAddChild( "del (name)|all|media|schedule" );
 310     MessageAddChild( "control (name) [instance_name] (command)" );
 311     MessageAddChild( "save (config_file)" );
 312     MessageAddChild( "export" );
 313     MessageAddChild( "load (config_file)" );
 314
 315     message_child = MessageAdd( "Media Proprieties Syntax:" );
 316     MessageAddChild( "input (input_name)" );
 317     MessageAddChild( "inputdel (input_name)|all" );
 318     MessageAddChild( "inputdeln input_number" );
 319     MessageAddChild( "output (output_name)" );
 320     MessageAddChild( "option (option_name)[=value]" );
 321     MessageAddChild( "enabled|disabled" );
 322     MessageAddChild( "loop|unloop (broadcast only)" );
 323     MessageAddChild( "mux (mux_name)" );
 324
 325     message_child = MessageAdd( "Schedule Proprieties Syntax:" );
 326     MessageAddChild( "enabled|disabled" );
 327     MessageAddChild( "append (command_until_rest_of_the_line)" );
 328     MessageAddChild( "date (year)/(month)/(day)-(hour):(minutes):"
 329                      "(seconds)|now" );
 330     MessageAddChild( "period (years_aka_12_months)/(months_aka_30_days)/"
 331                      "(days)-(hours):(minutes):(seconds)" );
 332     MessageAddChild( "repeat (number_of_repetitions)" );
 333
 334     message_child = MessageAdd( "Control Commands Syntax:" );
 335     MessageAddChild( "play [input_number]" );
 336     MessageAddChild( "pause" );
 337     MessageAddChild( "stop" );
 338     MessageAddChild( "seek [+-](percentage) | [+-](seconds)s | [+-](milliseconds)ms" );
 339
 340     return VLC_SUCCESS;
 341 }
 342
 343 static int ExecuteControl( vlm_t *p_vlm, const char *psz_name, const int i_arg, char ** ppsz_arg, vlm_message_t **pp_status )
 344 {
 345     vlm_media_sys_t *p_media;
 346     const char *psz_control = NULL;
 347     const char *psz_instance = NULL;
 348     const char *psz_argument = NULL;
 349     int i_index;
 350     int i_result;
 351
 352     if( !ExecuteIsMedia( p_vlm, psz_name ) )
 353     {
 354         *pp_status = vlm_MessageNew( "control", "%s: media unknown", psz_name );
 355         return VLC_EGENERIC;
 356     }
 357
 358     assert( i_arg > 0 );
 359
 360 #define IS(txt) ( !strcmp( ppsz_arg[i_index], (txt) ) )
 361     i_index = 0;
 362     if( !IS("play") && !IS("stop") && !IS("pause") && !IS("seek") )
 363     {
 364         i_index = 1;
 365         psz_instance = ppsz_arg[0];
 366
 367         if( i_index >= i_arg || ( !IS("play") && !IS("stop") && !IS("pause") && !IS("seek") ) )
 368             return ExecuteSyntaxError( "control", pp_status );
 369     }
 370 #undef IS
 371     psz_control = ppsz_arg[i_index];
 372
 373     if( i_index+1 < i_arg )
 374         psz_argument = ppsz_arg[i_index+1];
 375
 376     p_media = vlm_MediaSearch( p_vlm, psz_name );
 377     assert( p_media );
 378
 379     if( !strcmp( psz_control, "play" ) )
 380     {
 381         int i_input_index = 0;
 382         int i;
 383
 384         if( ( psz_argument && sscanf(psz_argument, "%d", &i) == 1 ) && i > 0 && i-1 < p_media->cfg.i_input )
 385         {
 386             i_input_index = i-1;
 387         }
 388         else if( psz_argument )
 389         {
 390             int j;
 391             vlm_media_t *p_cfg = &p_media->cfg;
 392             for ( j=0; j < p_cfg->i_input; j++)
 393             {
 394                 if( !strcmp( p_cfg->ppsz_input[j], psz_argument ) )
 395                 {
 396                     i_input_index = j;
 397                     break;
 398                 }
 399             }
 400         }
 401
 402         if( p_media->cfg.b_vod )
 403             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
 404         else
 405             i_result = vlm_ControlInternal( p_vlm, VLM_START_MEDIA_BROADCAST_INSTANCE, p_media->cfg.id, psz_instance, i_input_index );
 406     }
 407     else if( !strcmp( psz_control, "seek" ) )
 408     {
 409         if( psz_argument )
 410         {
 411             bool b_relative;
 412             if( psz_argument[0] == '+' || psz_argument[0] == '-' )
 413                 b_relative = true;
 414             else
 415                 b_relative = false;
 416
 417             if( strstr( psz_argument, "ms" ) || strstr( psz_argument, "s" ) )
 418             {
 419                 /* Time (ms or s) */
 420                 int64_t i_new_time;
 421
 422                 if( strstr( psz_argument, "ms" ) )
 423                     i_new_time =  1000 * (int64_t)atoi( psz_argument );
 424                 else
 425                     i_new_time = 1000000 * (int64_t)atoi( psz_argument );
 426
 427                 if( b_relative )
 428                 {
 429                     int64_t i_time = 0;
 430                     vlm_ControlInternal( p_vlm, VLM_GET_MEDIA_INSTANCE_TIME, p_media->cfg.id, psz_instance, &i_time );
 431                     i_new_time += i_time;
 432                 }
 433                 if( i_new_time < 0 )
 434                     i_new_time = 0;
 435                 i_result = vlm_ControlInternal( p_vlm, VLM_SET_MEDIA_INSTANCE_TIME, p_media->cfg.id, psz_instance, i_new_time );
 436             }
 437             else
 438             {
 439                 /* Percent */
 440                 double d_new_position = us_atof( psz_argument ) / 100.0;
 441
 442                 if( b_relative )
 443                 {
 444                     double d_position = 0.0;
 445
 446                     vlm_ControlInternal( p_vlm, VLM_GET_MEDIA_INSTANCE_POSITION, p_media->cfg.id, psz_instance, &d_position );
 447                     d_new_position += d_position;
 448                 }
 449                 if( d_new_position < 0.0 )
 450                     d_new_position = 0.0;
 451                 else if( d_new_position > 1.0 )
 452                     d_new_position = 1.0;
 453                 i_result = vlm_ControlInternal( p_vlm, VLM_SET_MEDIA_INSTANCE_POSITION, p_media->cfg.id, psz_instance, d_new_position );
 454             }
 455         }
 456         else
 457         {
 458             i_result = VLC_EGENERIC;
 459         }
 460     }
 461     else if( !strcmp( psz_control, "rewind" ) )
 462     {
 463         if( psz_argument )
 464         {
 465             const double d_scale = us_atof( psz_argument );
 466             double d_position;
 467
 468             vlm_ControlInternal( p_vlm, VLM_GET_MEDIA_INSTANCE_POSITION, p_media->cfg.id, psz_instance, &d_position );
 469             d_position -= (d_scale / 1000.0);
 470             if( d_position < 0.0 )
 471                 d_position = 0.0;
 472             i_result = vlm_ControlInternal( p_vlm, VLM_SET_MEDIA_INSTANCE_POSITION, p_media->cfg.id, psz_instance, d_position );
 473         }
 474         else
 475         {
 476             i_result = VLC_EGENERIC;
 477         }
 478     }
 479     else if( !strcmp( psz_control, "forward" ) )
 480     {
 481         if( psz_argument )
 482         {
 483             const double d_scale = us_atof( psz_argument );
 484             double d_position;
 485
 486             vlm_ControlInternal( p_vlm, VLM_GET_MEDIA_INSTANCE_POSITION, p_media->cfg.id, psz_instance, &d_position );
 487             d_position += (d_scale / 1000.0);
 488             if( d_position > 1.0 )
 489                 d_position = 1.0;
 490             i_result = vlm_ControlInternal( p_vlm, VLM_SET_MEDIA_INSTANCE_POSITION, p_media->cfg.id, psz_instance, d_position );
 491
 492         }
 493         else
 494         {
 495             i_result = VLC_EGENERIC;
 496         }
 497     }
 498     else if( !strcmp( psz_control, "stop" ) )
 499     {
 500         i_result = vlm_ControlInternal( p_vlm, VLM_STOP_MEDIA_INSTANCE, p_media->cfg.id, psz_instance );
 501     }
 502     else if( !strcmp( psz_control, "pause" ) )
 503     {
 504         i_result = vlm_ControlInternal( p_vlm, VLM_PAUSE_MEDIA_INSTANCE, p_media->cfg.id, psz_instance );
 505     }
 506     else
 507     {
 508         i_result = VLC_EGENERIC;
 509     }
 510
 511     if( i_result )
 512     {
 513         *pp_status = vlm_MessageNew( "control", "unknown error" );
 514         return VLC_SUCCESS;
 515     }
 516     *pp_status = vlm_MessageSimpleNew( "control" );
 517     return VLC_SUCCESS;
 518 }
 519
 520 static int ExecuteExport( vlm_t *p_vlm, vlm_message_t **pp_status )
 521 {
 522     char *psz_export = Save( p_vlm );
 523
 524     *pp_status = vlm_MessageNew( "export", "%s", psz_export );
 525     free( psz_export );
 526     return VLC_SUCCESS;
 527 }
 528
 529 static int ExecuteSave( vlm_t *p_vlm, const char *psz_file, vlm_message_t **pp_status )
 530 {
 531     FILE *f = utf8_fopen( psz_file, "wt" );
 532     char *psz_save = NULL;
 533
 534     if( !f )
 535         goto error;
 536
 537     psz_save = Save( p_vlm );
 538     if( psz_save == NULL )
 539         goto error;
 540     if( fputs( psz_save, f ) == EOF )
 541         goto error;;
 542     if( fclose( f ) )
 543     {
 544         f = NULL;
 545         goto error;
 546     }
 547
 548     free( psz_save );
 549
 550     *pp_status = vlm_MessageSimpleNew( "save" );
 551     return VLC_SUCCESS;
 552
 553 error:
 554     free( psz_save );
 555     if( f )
 556          fclose( f );
 557     *pp_status = vlm_MessageNew( "save", "Unable to save to file");
 558     return VLC_EGENERIC;
 559 }
 560
 561 static int ExecuteLoad( vlm_t *p_vlm, const char *psz_url, vlm_message_t **pp_status )
 562 {
 563     stream_t *p_stream = stream_UrlNew( p_vlm, psz_url );
 564     int64_t i_size;
 565     char *psz_buffer;
 566
 567     if( !p_stream )
 568     {
 569         *pp_status = vlm_MessageNew( "load", "Unable to load from file" );
 570         return VLC_EGENERIC;
 571     }
 572
 573     /* FIXME needed ? */
 574     if( stream_Seek( p_stream, 0 ) != 0 )
 575     {
 576         stream_Delete( p_stream );
 577
 578         *pp_status = vlm_MessageNew( "load", "Read file error" );
 579         return VLC_EGENERIC;
 580     }
 581
 582     i_size = stream_Size( p_stream );
 583
 584     psz_buffer = malloc( i_size + 1 );
 585     if( !psz_buffer )
 586     {
 587         stream_Delete( p_stream );
 588
 589         *pp_status = vlm_MessageNew( "load", "Read file error" );
 590         return VLC_EGENERIC;
 591     }
 592
 593     stream_Read( p_stream, psz_buffer, i_size );
 594     psz_buffer[i_size] = '\0';
 595
 596     stream_Delete( p_stream );
 597
 598     if( Load( p_vlm, psz_buffer ) )
 599     {
 600         free( psz_buffer );
 601
 602         *pp_status = vlm_MessageNew( "load", "Error while loading file" );
 603         return VLC_EGENERIC;
 604     }
 605
 606     free( psz_buffer );
 607
 608     *pp_status = vlm_MessageSimpleNew( "load" );
 609     return VLC_SUCCESS;
 610 }
 611
 612 static int ExecuteScheduleProperty( vlm_t *p_vlm, vlm_schedule_sys_t *p_schedule, bool b_new,
 613                                     const int i_property, char *ppsz_property[], vlm_message_t **pp_status )
 614 {
 615     const char *psz_cmd = b_new ? "new" : "setup";
 616     int i;
 617
 618     for( i = 0; i < i_property; i++ )
 619     {
 620         if( !strcmp( ppsz_property[i], "enabled" ) ||
 621             !strcmp( ppsz_property[i], "disabled" ) )
 622         {
 623             if ( vlm_ScheduleSetup( p_schedule, ppsz_property[i], NULL ) )
 624                 goto error;
 625         }
 626         else if( !strcmp( ppsz_property[i], "append" ) )
 627         {
 628             char *psz_line;
 629             int j;
 630             /* Beware: everything behind append is considered as
 631              * command line */
 632
 633             if( ++i >= i_property )
 634                 break;
 635
 636             psz_line = strdup( ppsz_property[i] );
 637             for( j = i+1; j < i_property; j++ )
 638             {
 639                 psz_line = xrealloc( psz_line,
 640                         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_MessageSimpleNew( psz_cmd );
 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_MessageSimpleNew( psz_cmd );
 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_MessageSimpleNew( "" );
 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", "%s", 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_MessageSimpleNew( "" );
 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_MessageSimpleNew( const char *psz_name )
1220 {
1221     if( !psz_name ) return NULL;
1222
1223     vlm_message_t *p_message = malloc( sizeof(*p_message) );
1224     if( !p_message )
1225         return NULL;
1226
1227     p_message->psz_name = strdup( psz_name );
1228     if( !p_message->psz_name )
1229     {
1230         free( p_message );
1231         return NULL;
1232     }
1233     p_message->psz_value = NULL;
1234     p_message->i_child = 0;
1235     p_message->child = NULL;
1236
1237     return p_message;
1238 }
1239
1240 vlm_message_t *vlm_MessageNew( const char *psz_name,
1241                                const char *psz_format, ... )
1242 {
1243     vlm_message_t *p_message = vlm_MessageSimpleNew( psz_name );
1244     va_list args;
1245
1246     if( !p_message )
1247         return NULL;
1248
1249     assert( psz_format );
1250     va_start( args, psz_format );
1251     if( vasprintf( &p_message->psz_value, psz_format, args ) == -1 )
1252         p_message->psz_value = NULL;
1253     va_end( args );
1254
1255     if( !p_message->psz_value )
1256     {
1257         vlm_MessageDelete( p_message );
1258         return NULL;
1259     }
1260     return p_message;
1261 }
1262
1263 void vlm_MessageDelete( vlm_message_t *p_message )
1264 {
1265     free( p_message->psz_name );
1266     free( p_message->psz_value );
1267     while( p_message->i_child-- )
1268         vlm_MessageDelete( p_message->child[p_message->i_child] );
1269     free( p_message->child );
1270     free( p_message );
1271 }
1272
1273 /* Add a child */
1274 vlm_message_t *vlm_MessageAdd( vlm_message_t *p_message,
1275                                vlm_message_t *p_child )
1276 {
1277     if( p_message == NULL ) return NULL;
1278
1279     if( p_child )
1280     {
1281         TAB_APPEND( p_message->i_child, p_message->child, p_child );
1282     }
1283
1284     return p_child;
1285 }
1286
1287 /*****************************************************************************
1288  * Misc utility functions
1289  *****************************************************************************/
1290 static vlm_message_t *vlm_ShowMedia( vlm_media_sys_t *p_media )
1291 {
1292     vlm_media_t *p_cfg = &p_media->cfg;
1293     vlm_message_t *p_msg;
1294     vlm_message_t *p_msg_sub;
1295     int i;
1296
1297     p_msg = vlm_MessageSimpleNew( p_cfg->psz_name );
1298     vlm_MessageAdd( p_msg,
1299                     vlm_MessageNew( "type", p_cfg->b_vod ? "vod" : "broadcast" ) );
1300     vlm_MessageAdd( p_msg,
1301                     vlm_MessageNew( "enabled", p_cfg->b_enabled ? "yes" : "no" ) );
1302
1303     if( p_cfg->b_vod )
1304         vlm_MessageAdd( p_msg,
1305                         vlm_MessageNew( "mux", "%s", p_cfg->vod.psz_mux ) );
1306     else
1307         vlm_MessageAdd( p_msg,
1308                         vlm_MessageNew( "loop", p_cfg->broadcast.b_loop ? "yes" : "no" ) );
1309
1310     p_msg_sub = vlm_MessageAdd( p_msg, vlm_MessageSimpleNew( "inputs" ) );
1311     for( i = 0; i < p_cfg->i_input; i++ )
1312     {
1313         char *psz_tmp;
1314         if( asprintf( &psz_tmp, "%d", i+1 ) != -1 )
1315         {
1316             vlm_MessageAdd( p_msg_sub,
1317                        vlm_MessageNew( psz_tmp, "%s", p_cfg->ppsz_input[i] ) );
1318             free( psz_tmp );
1319         }
1320     }
1321
1322     vlm_MessageAdd( p_msg,
1323                     vlm_MessageNew( "output", "%s", p_cfg->psz_output ? p_cfg->psz_output : "" ) );
1324
1325     p_msg_sub = vlm_MessageAdd( p_msg, vlm_MessageSimpleNew( "options" ) );
1326     for( i = 0; i < p_cfg->i_option; i++ )
1327         vlm_MessageAdd( p_msg_sub, vlm_MessageSimpleNew( p_cfg->ppsz_option[i] ) );
1328
1329     p_msg_sub = vlm_MessageAdd( p_msg, vlm_MessageSimpleNew( "instances" ) );
1330     for( i = 0; i < p_media->i_instance; i++ )
1331     {
1332         vlm_media_instance_sys_t *p_instance = p_media->instance[i];
1333         vlc_value_t val;
1334         vlm_message_t *p_msg_instance;
1335         char *psz_tmp;
1336
1337         val.i_int = END_S;
1338         if( p_instance->p_input )
1339             var_Get( p_instance->p_input, "state", &val );
1340
1341         p_msg_instance = vlm_MessageAdd( p_msg_sub, vlm_MessageSimpleNew( "instance" ) );
1342
1343         vlm_MessageAdd( p_msg_instance,
1344                         vlm_MessageNew( "name" , "%s", p_instance->psz_name ? p_instance->psz_name : "default" ) );
1345         vlm_MessageAdd( p_msg_instance,
1346                         vlm_MessageNew( "state",
1347                             val.i_int == PLAYING_S ? "playing" :
1348                             val.i_int == PAUSE_S ? "paused" :
1349                             "stopped" ) );
1350
1351         /* FIXME should not do that this way */
1352         if( p_instance->p_input )
1353         {
1354 #define APPEND_INPUT_INFO( a, format, type ) \
1355             if( asprintf( &psz_tmp, format, \
1356                       var_Get ## type( p_instance->p_input, a ) ) != -1 ) \
1357             { \
1358                 vlm_MessageAdd( p_msg_instance, vlm_MessageNew( a, \
1359                                 "%s", psz_tmp ) ); \
1360                 free( psz_tmp ); \
1361             }
1362             APPEND_INPUT_INFO( "position", "%f", Float );
1363             APPEND_INPUT_INFO( "time", "%"PRIi64, Time );
1364             APPEND_INPUT_INFO( "length", "%"PRIi64, Time );
1365             APPEND_INPUT_INFO( "rate", "%f", Float );
1366             APPEND_INPUT_INFO( "title", "%d", Integer );
1367             APPEND_INPUT_INFO( "chapter", "%d", Integer );
1368             APPEND_INPUT_INFO( "can-seek", "%d", Bool );
1369         }
1370 #undef APPEND_INPUT_INFO
1371         if( asprintf( &psz_tmp, "%d", p_instance->i_index + 1 ) != -1 )
1372         {
1373             vlm_MessageAdd( p_msg_instance, vlm_MessageNew( "playlistindex",
1374                             "%s", psz_tmp ) );
1375             free( psz_tmp );
1376         }
1377     }
1378     return p_msg;
1379 }
1380
1381 static vlm_message_t *vlm_Show( vlm_t *vlm, vlm_media_sys_t *media,
1382                                 vlm_schedule_sys_t *schedule,
1383                                 const char *psz_filter )
1384 {
1385     if( media != NULL )
1386     {
1387         vlm_message_t *p_msg = vlm_MessageSimpleNew( "show" );
1388         if( p_msg )
1389             vlm_MessageAdd( p_msg, vlm_ShowMedia( media ) );
1390         return p_msg;
1391     }
1392
1393     else if( schedule != NULL )
1394     {
1395         int i;
1396         vlm_message_t *msg;
1397         vlm_message_t *msg_schedule;
1398         vlm_message_t *msg_child;
1399         char buffer[100];
1400
1401         msg = vlm_MessageSimpleNew( "show" );
1402         msg_schedule =
1403             vlm_MessageAdd( msg, vlm_MessageSimpleNew( schedule->psz_name ) );
1404
1405         vlm_MessageAdd( msg_schedule, vlm_MessageNew("type", "schedule") );
1406
1407         vlm_MessageAdd( msg_schedule,
1408                         vlm_MessageNew( "enabled", schedule->b_enabled ?
1409                                         "yes" : "no" ) );
1410
1411         if( schedule->i_date != 0 )
1412         {
1413             struct tm date;
1414             time_t i_time = (time_t)( schedule->i_date / 1000000 );
1415             char *psz_date;
1416
1417             localtime_r( &i_time, &date);
1418             if( asprintf( &psz_date, "%d/%d/%d-%d:%d:%d",
1419                           date.tm_year + 1900, date.tm_mon + 1, date.tm_mday,
1420                           date.tm_hour, date.tm_min, date.tm_sec ) != -1 )
1421             {
1422                  vlm_MessageAdd( msg_schedule,
1423                                  vlm_MessageNew( "date", "%s", psz_date ) );
1424                  free( psz_date );
1425             }
1426         }
1427         else
1428             vlm_MessageAdd( msg_schedule, vlm_MessageNew("date", "now") );
1429
1430         if( schedule->i_period != 0 )
1431         {
1432             time_t i_time = (time_t) ( schedule->i_period / 1000000 );
1433             struct tm date;
1434
1435             date.tm_sec = (int)( i_time % 60 );
1436             i_time = i_time / 60;
1437             date.tm_min = (int)( i_time % 60 );
1438             i_time = i_time / 60;
1439             date.tm_hour = (int)( i_time % 24 );
1440             i_time = i_time / 24;
1441             date.tm_mday = (int)( i_time % 30 );
1442             i_time = i_time / 30;
1443             /* okay, okay, months are not always 30 days long */
1444             date.tm_mon = (int)( i_time % 12 );
1445             i_time = i_time / 12;
1446             date.tm_year = (int)i_time;
1447
1448             sprintf( buffer, "%d/%d/%d-%d:%d:%d", date.tm_year, date.tm_mon,
1449                      date.tm_mday, date.tm_hour, date.tm_min, date.tm_sec);
1450
1451             vlm_MessageAdd( msg_schedule, vlm_MessageNew("period", "%s", buffer) );
1452         }
1453         else
1454             vlm_MessageAdd( msg_schedule, vlm_MessageNew("period", "0") );
1455
1456         sprintf( buffer, "%d", schedule->i_repeat );
1457         vlm_MessageAdd( msg_schedule, vlm_MessageNew( "repeat", "%s", buffer ) );
1458
1459         msg_child =
1460             vlm_MessageAdd( msg_schedule, vlm_MessageSimpleNew("commands" ) );
1461
1462         for( i = 0; i < schedule->i_command; i++ )
1463         {
1464            vlm_MessageAdd( msg_child,
1465                            vlm_MessageSimpleNew( schedule->command[i] ) );
1466         }
1467
1468         return msg;
1469
1470     }
1471
1472     else if( psz_filter && !strcmp( psz_filter, "media" ) )
1473     {
1474         vlm_message_t *p_msg;
1475         vlm_message_t *p_msg_child;
1476         int i_vod = 0, i_broadcast = 0;
1477         int i;
1478         char *psz_count;
1479
1480         for( i = 0; i < vlm->i_media; i++ )
1481         {
1482             if( vlm->media[i]->cfg.b_vod )
1483                 i_vod++;
1484             else
1485                 i_broadcast++;
1486         }
1487
1488         if( asprintf( &psz_count, "( %d broadcast - %d vod )", i_broadcast,
1489                       i_vod) == -1 )
1490             return NULL;
1491         p_msg = vlm_MessageSimpleNew( "show" );
1492         p_msg_child = vlm_MessageAdd( p_msg, vlm_MessageNew( "media", "%s",
1493                                                              psz_count ) );
1494         free( psz_count );
1495
1496         for( i = 0; i < vlm->i_media; i++ )
1497             vlm_MessageAdd( p_msg_child, vlm_ShowMedia( vlm->media[i] ) );
1498
1499         return p_msg;
1500     }
1501
1502     else if( psz_filter && !strcmp( psz_filter, "schedule" ) )
1503     {
1504         int i;
1505         vlm_message_t *msg;
1506         vlm_message_t *msg_child;
1507
1508         msg = vlm_MessageSimpleNew( "show" );
1509         msg_child = vlm_MessageAdd( msg, vlm_MessageSimpleNew( "schedule" ) );
1510
1511         for( i = 0; i < vlm->i_schedule; i++ )
1512         {
1513             vlm_schedule_sys_t *s = vlm->schedule[i];
1514             vlm_message_t *msg_schedule;
1515             mtime_t i_time, i_next_date;
1516
1517             msg_schedule = vlm_MessageAdd( msg_child,
1518                                            vlm_MessageSimpleNew( s->psz_name ) );
1519             vlm_MessageAdd( msg_schedule,
1520                             vlm_MessageNew( "enabled", s->b_enabled ?
1521                                             "yes" : "no" ) );
1522
1523             /* calculate next date */
1524             i_time = vlm_Date();
1525             i_next_date = s->i_date;
1526
1527             if( s->i_period != 0 )
1528             {
1529                 int j = 0;
1530                 while( s->i_date + j * s->i_period <= i_time &&
1531                        s->i_repeat > j )
1532                 {
1533                     j++;
1534                 }
1535
1536                 i_next_date = s->i_date + j * s->i_period;
1537             }
1538
1539             if( i_next_date > i_time )
1540             {
1541                 time_t i_date = (time_t) (i_next_date / 1000000) ;
1542
1543 #if !defined( UNDER_CE )
1544 #ifdef HAVE_CTIME_R
1545                 char psz_date[500];
1546                 ctime_r( &i_date, psz_date );
1547 #else
1548                 char *psz_date = ctime( &i_date );
1549 #endif
1550
1551                 vlm_MessageAdd( msg_schedule,
1552                                 vlm_MessageNew( "next launch", "%s", psz_date ) );
1553 #endif
1554             }
1555         }
1556
1557         return msg;
1558     }
1559
1560     else if( ( psz_filter == NULL ) && ( media == NULL ) && ( schedule == NULL ) )
1561     {
1562         vlm_message_t *show1 = vlm_Show( vlm, NULL, NULL, "media" );
1563         vlm_message_t *show2 = vlm_Show( vlm, NULL, NULL, "schedule" );
1564
1565         vlm_MessageAdd( show1, show2->child[0] );
1566
1567         /* We must destroy the parent node "show" of show2
1568          * and not the children */
1569         free( show2->psz_name );
1570         free( show2 );
1571
1572         return show1;
1573     }
1574
1575     else
1576     {
1577         return vlm_MessageSimpleNew( "show" );
1578     }
1579 }
1580
1581 /*****************************************************************************
1582  * Config handling functions
1583  *****************************************************************************/
1584 static int Load( vlm_t *vlm, char *file )
1585 {
1586     char *pf = file;
1587     int  i_line = 1;
1588
1589     while( *pf != '\0' )
1590     {
1591         vlm_message_t *message = NULL;
1592         int i_end = 0;
1593
1594         while( pf[i_end] != '\n' && pf[i_end] != '\0' && pf[i_end] != '\r' )
1595         {
1596             i_end++;
1597         }
1598
1599         if( pf[i_end] == '\r' || pf[i_end] == '\n' )
1600         {
1601             pf[i_end] = '\0';
1602             i_end++;
1603             if( pf[i_end] == '\n' ) i_end++;
1604         }
1605
1606         if( *pf && ExecuteCommand( vlm, pf, &message ) )
1607         {
1608             if( message )
1609             {
1610                 if( message->psz_value )
1611                     msg_Err( vlm, "Load error on line %d: %s: %s",
1612                              i_line, message->psz_name, message->psz_value );
1613                 vlm_MessageDelete( message );
1614             }
1615             return 1;
1616         }
1617         if( message ) vlm_MessageDelete( message );
1618
1619         pf += i_end;
1620         i_line++;
1621     }
1622
1623     return 0;
1624 }
1625
1626 static char *Save( vlm_t *vlm )
1627 {
1628     char *save = NULL;
1629     char psz_header[] = "\n"
1630                         "# VLC media player VLM command batch\n"
1631                         "# http://www.videolan.org/vlc/\n\n" ;
1632     char *p;
1633     int i,j;
1634     int i_length = strlen( psz_header );
1635
1636     for( i = 0; i < vlm->i_media; i++ )
1637     {
1638         vlm_media_sys_t *media = vlm->media[i];
1639         vlm_media_t *p_cfg = &media->cfg;
1640
1641         if( p_cfg->b_vod )
1642             i_length += strlen( "new * vod " ) + strlen(p_cfg->psz_name);
1643         else
1644             i_length += strlen( "new * broadcast " ) + strlen(p_cfg->psz_name);
1645
1646         if( p_cfg->b_enabled == true )
1647             i_length += strlen( "enabled" );
1648         else
1649             i_length += strlen( "disabled" );
1650
1651         if( !p_cfg->b_vod && p_cfg->broadcast.b_loop == true )
1652             i_length += strlen( " loop\n" );
1653         else
1654             i_length += strlen( "\n" );
1655
1656         for( j = 0; j < p_cfg->i_input; j++ )
1657             i_length += strlen( "setup * input \"\"\n" ) + strlen( p_cfg->psz_name ) + strlen( p_cfg->ppsz_input[j] );
1658
1659         if( p_cfg->psz_output != NULL )
1660             i_length += strlen( "setup * output \n" ) + strlen(p_cfg->psz_name) + strlen(p_cfg->psz_output);
1661
1662         for( j = 0; j < p_cfg->i_option; j++ )
1663             i_length += strlen("setup * option \n") + strlen(p_cfg->psz_name) + strlen(p_cfg->ppsz_option[j]);
1664
1665         if( p_cfg->b_vod && p_cfg->vod.psz_mux )
1666             i_length += strlen("setup * mux \n") + strlen(p_cfg->psz_name) + strlen(p_cfg->vod.psz_mux);
1667     }
1668
1669     for( i = 0; i < vlm->i_schedule; i++ )
1670     {
1671         vlm_schedule_sys_t *schedule = vlm->schedule[i];
1672
1673         i_length += strlen( "new  schedule " ) + strlen( schedule->psz_name );
1674
1675         if( schedule->b_enabled == true )
1676         {
1677             i_length += strlen( "date //-:: enabled\n" ) + 14;
1678         }
1679         else
1680         {
1681             i_length += strlen( "date //-:: disabled\n" ) + 14;
1682         }
1683
1684
1685         if( schedule->i_period != 0 )
1686         {
1687             i_length += strlen( "setup  " ) + strlen( schedule->psz_name ) +
1688                 strlen( "period //-::\n" ) + 14;
1689         }
1690
1691         if( schedule->i_repeat >= 0 )
1692         {
1693             char buffer[12];
1694
1695             sprintf( buffer, "%d", schedule->i_repeat );
1696             i_length += strlen( "setup  repeat \n" ) +
1697                 strlen( schedule->psz_name ) + strlen( buffer );
1698         }
1699         else
1700         {
1701             i_length++;
1702         }
1703
1704         for( j = 0; j < schedule->i_command; j++ )
1705         {
1706             i_length += strlen( "setup  append \n" ) +
1707                 strlen( schedule->psz_name ) + strlen( schedule->command[j] );
1708         }
1709
1710     }
1711
1712     /* Don't forget the '\0' */
1713     i_length++;
1714     /* now we have the length of save */
1715
1716     p = save = malloc( i_length );
1717     if( !save ) return NULL;
1718     *save = '\0';
1719
1720     p += sprintf( p, "%s", psz_header );
1721
1722     /* finally we can write in it */
1723     for( i = 0; i < vlm->i_media; i++ )
1724     {
1725         vlm_media_sys_t *media = vlm->media[i];
1726         vlm_media_t *p_cfg = &media->cfg;
1727
1728         if( p_cfg->b_vod )
1729             p += sprintf( p, "new %s vod ", p_cfg->psz_name );
1730         else
1731             p += sprintf( p, "new %s broadcast ", p_cfg->psz_name );
1732
1733         if( p_cfg->b_enabled )
1734             p += sprintf( p, "enabled" );
1735         else
1736             p += sprintf( p, "disabled" );
1737
1738         if( !p_cfg->b_vod && p_cfg->broadcast.b_loop )
1739             p += sprintf( p, " loop\n" );
1740         else
1741             p += sprintf( p, "\n" );
1742
1743         for( j = 0; j < p_cfg->i_input; j++ )
1744             p += sprintf( p, "setup %s input \"%s\"\n", p_cfg->psz_name, p_cfg->ppsz_input[j] );
1745
1746         if( p_cfg->psz_output )
1747             p += sprintf( p, "setup %s output %s\n", p_cfg->psz_name, p_cfg->psz_output );
1748
1749         for( j = 0; j < p_cfg->i_option; j++ )
1750             p += sprintf( p, "setup %s option %s\n", p_cfg->psz_name, p_cfg->ppsz_option[j] );
1751
1752         if( p_cfg->b_vod && p_cfg->vod.psz_mux )
1753             p += sprintf( p, "setup %s mux %s\n", p_cfg->psz_name, p_cfg->vod.psz_mux );
1754     }
1755
1756     /* and now, the schedule scripts */
1757     for( i = 0; i < vlm->i_schedule; i++ )
1758     {
1759         vlm_schedule_sys_t *schedule = vlm->schedule[i];
1760         struct tm date;
1761         time_t i_time = (time_t) ( schedule->i_date / 1000000 );
1762
1763         localtime_r( &i_time, &date);
1764         p += sprintf( p, "new %s schedule ", schedule->psz_name);
1765
1766         if( schedule->b_enabled == true )
1767         {
1768             p += sprintf( p, "date %d/%d/%d-%d:%d:%d enabled\n",
1769                           date.tm_year + 1900, date.tm_mon + 1, date.tm_mday,
1770                           date.tm_hour, date.tm_min, date.tm_sec );
1771         }
1772         else
1773         {
1774             p += sprintf( p, "date %d/%d/%d-%d:%d:%d disabled\n",
1775                           date.tm_year + 1900, date.tm_mon + 1, date.tm_mday,
1776                           date.tm_hour, date.tm_min, date.tm_sec);
1777         }
1778
1779         if( schedule->i_period != 0 )
1780         {
1781             p += sprintf( p, "setup %s ", schedule->psz_name );
1782
1783             i_time = (time_t) ( schedule->i_period / 1000000 );
1784
1785             date.tm_sec = (int)( i_time % 60 );
1786             i_time = i_time / 60;
1787             date.tm_min = (int)( i_time % 60 );
1788             i_time = i_time / 60;
1789             date.tm_hour = (int)( i_time % 24 );
1790             i_time = i_time / 24;
1791             date.tm_mday = (int)( i_time % 30 );
1792             i_time = i_time / 30;
1793             /* okay, okay, months are not always 30 days long */
1794             date.tm_mon = (int)( i_time % 12 );
1795             i_time = i_time / 12;
1796             date.tm_year = (int)i_time;
1797
1798             p += sprintf( p, "period %d/%d/%d-%d:%d:%d\n",
1799                           date.tm_year, date.tm_mon, date.tm_mday,
1800                           date.tm_hour, date.tm_min, date.tm_sec);
1801         }
1802
1803         if( schedule->i_repeat >= 0 )
1804         {
1805             p += sprintf( p, "setup %s repeat %d\n",
1806                           schedule->psz_name, schedule->i_repeat );
1807         }
1808         else
1809         {
1810             p += sprintf( p, "\n" );
1811         }
1812
1813         for( j = 0; j < schedule->i_command; j++ )
1814         {
1815             p += sprintf( p, "setup %s append %s\n",
1816                           schedule->psz_name, schedule->command[j] );
1817         }
1818
1819     }
1820
1821     return save;
1822 }
1823
1824 #endif /* ENABLE_VLM */