sjero.net Git - linphone/blob - coreapi/sal_eXosip2_presence.c

   1 /*
   2 linphone
   3 Copyright (C) 2010  Simon MORLAT (simon.morlat@free.fr)
   4
   5 This program is free software; you can redistribute it and/or
   6 modify it under the terms of the GNU General Public License
   7 as published by the Free Software Foundation; either version 2
   8 of the License, or (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18 */
  19
  20
  21 #include "sal_eXosip2.h"
  22
  23 typedef enum {
  24         PIDF = 0,
  25         RFCxxxx = 1,
  26         MSOLDPRES = 2
  27 } presence_type_t;
  28
  29 /*
  30  * REVISIT: this static variable forces every dialog to use the same presence description type depending
  31  * on what is received on a single dialog...
  32  */
  33 static presence_type_t presence_style = PIDF;
  34
  35 SalOp * sal_find_out_subscribe(Sal *sal, int sid){
  36         const MSList *elem;
  37         SalOp *op;
  38         for(elem=sal->out_subscribes;elem!=NULL;elem=elem->next){
  39                 op=(SalOp*)elem->data;
  40                 if (op->sid==sid) return op;
  41         }
  42         ms_message("No op for sid %i",sid);
  43         return NULL;
  44 }
  45
  46 static void sal_add_out_subscribe(Sal *sal, SalOp *op){
  47         sal->out_subscribes=ms_list_append(sal->out_subscribes,op);
  48 }
  49
  50 void sal_remove_out_subscribe(Sal *sal, SalOp *op){
  51         sal->out_subscribes=ms_list_remove(sal->out_subscribes,op);
  52 }
  53
  54 SalOp * sal_find_in_subscribe(Sal *sal, int nid){
  55         const MSList *elem;
  56         SalOp *op;
  57         for(elem=sal->in_subscribes;elem!=NULL;elem=elem->next){
  58                 op=(SalOp*)elem->data;
  59                 if (op->nid==nid) return op;
  60         }
  61         return NULL;
  62 }
  63
  64 static SalOp * sal_find_in_subscribe_by_call_id(Sal *sal, osip_call_id_t *call_id){
  65         const MSList *elem;
  66         SalOp *op;
  67         for(elem=sal->in_subscribes;elem!=NULL;elem=elem->next){
  68                 op=(SalOp*)elem->data;
  69                 if (op->call_id && osip_call_id_match(op->call_id,call_id)==0)
  70                         return op;
  71         }
  72         return NULL;
  73 }
  74
  75 static void sal_add_in_subscribe(Sal *sal, SalOp *op, osip_message_t *subs){
  76         osip_call_id_clone(subs->call_id,&op->call_id);
  77         sal->in_subscribes=ms_list_append(sal->in_subscribes,op);
  78 }
  79
  80 void sal_remove_in_subscribe(Sal *sal, SalOp *op){
  81         sal->in_subscribes=ms_list_remove(sal->in_subscribes,op);
  82 }
  83
  84 int sal_message_send(SalOp *op, const char *from, const char *to, const char* content_type, const char *msg){
  85         osip_message_t *sip=NULL;
  86         time_t t;
  87         time(&t);
  88         char buf[26];
  89
  90         if(op->cid == -1)
  91         {
  92                 /* we are not currently in communication with the destination */
  93                 if (from)
  94                         sal_op_set_from(op,from);
  95                 if (to)
  96                         sal_op_set_to(op,to);
  97
  98                 sal_exosip_fix_route(op);
  99                 eXosip_lock();
 100                 eXosip_message_build_request(&sip,"MESSAGE",sal_op_get_to(op),
 101                         sal_op_get_from(op),sal_op_get_route(op));
 102                 if (sip!=NULL){
 103                         osip_message_set_date(sip,ctime_r(&t,buf));
 104                         osip_message_set_content_type(sip,content_type);
 105                         if (msg) osip_message_set_body(sip,msg,strlen(msg));
 106                         sal_add_other(op->base.root,op,sip);
 107                         eXosip_message_send_request(sip);
 108                 }else{
 109                         ms_error("Could not build MESSAGE request !");
 110                 }
 111                 eXosip_unlock();
 112         }
 113         else
 114         {
 115                 /* we are currently in communication with the destination */
 116                 eXosip_lock();
 117                 //First we generate an INFO message to get the current call_id and a good cseq
 118                 eXosip_call_build_request(op->did,"MESSAGE",&sip);
 119                 if(sip == NULL)
 120                 {
 121                         ms_warning("could not get a build info to send MESSAGE, maybe no previous call established ?");
 122                         eXosip_unlock();
 123                         return -1;
 124                 }
 125                 osip_message_set_content_type(sip,content_type);
 126                 if (msg) osip_message_set_body(sip,msg,strlen(msg));
 127                 eXosip_call_send_request(op->did,sip);
 128                 eXosip_unlock();
 129         }
 130         return 0;
 131 }
 132 int sal_text_send(SalOp *op, const char *from, const char *to, const char *msg) {
 133         return sal_message_send(op,from,to,"text/plain",msg);
 134 }
 135 /*presence Subscribe/notify*/
 136 int sal_subscribe_presence(SalOp *op, const char *from, const char *to){
 137         osip_message_t *msg=NULL;
 138         if (from)
 139                 sal_op_set_from(op,from);
 140         if (to)
 141                 sal_op_set_to(op,to);
 142         sal_exosip_fix_route(op);
 143         eXosip_lock();
 144         eXosip_subscribe_build_initial_request(&msg,sal_op_get_to(op),sal_op_get_from(op),
 145                 sal_op_get_route(op),"presence",600);
 146         if (msg==NULL){
 147                 ms_error("Could not build subscribe request to %s",to);
 148                 eXosip_unlock();
 149                 return -1;
 150         }
 151         if (op->base.contact){
 152                 _osip_list_set_empty(&msg->contacts,(void (*)(void*))osip_contact_free);
 153                 osip_message_set_contact(msg,op->base.contact);
 154         }
 155         op->sid=eXosip_subscribe_send_initial_request(msg);
 156         eXosip_unlock();
 157         if (op->sid==-1){
 158                 osip_message_free(msg);
 159                 return -1;
 160         }
 161         sal_add_out_subscribe(op->base.root,op);
 162         return 0;
 163 }
 164
 165 int sal_unsubscribe(SalOp *op){
 166         osip_message_t *msg=NULL;
 167         if (op->did==-1){
 168                 ms_error("cannot unsubscribe, no dialog !");
 169                 return -1;
 170         }
 171         eXosip_lock();
 172         eXosip_subscribe_build_refresh_request(op->did,&msg);
 173         if (msg){
 174                 osip_message_set_expires(msg,"0");
 175                 eXosip_subscribe_send_refresh_request(op->did,msg);
 176         }else ms_error("Could not build subscribe refresh request ! op->sid=%i, op->did=%i",
 177                 op->sid,op->did);
 178         eXosip_unlock();
 179         return 0;
 180 }
 181
 182 int sal_subscribe_accept(SalOp *op){
 183         osip_message_t *msg=NULL;
 184         eXosip_lock();
 185         eXosip_insubscription_build_answer(op->tid,202,&msg);
 186         if (msg==NULL){
 187                 ms_error("Fail to build answer to subscribe.");
 188                 eXosip_unlock();
 189                 return -1;
 190         }
 191         if (op->base.contact){
 192                 _osip_list_set_empty(&msg->contacts,(void (*)(void*))osip_contact_free);
 193                 osip_message_set_contact(msg,op->base.contact);
 194         }
 195         eXosip_insubscription_send_answer(op->tid,202,msg);
 196         eXosip_unlock();
 197         return 0;
 198 }
 199
 200 int sal_subscribe_decline(SalOp *op){
 201         eXosip_lock();
 202         eXosip_insubscription_send_answer(op->tid,401,NULL);
 203         eXosip_unlock();
 204         return 0;
 205 }
 206
 207 static void mk_presence_body (const SalPresenceStatus online_status, const char *contact_info,
 208                 char *buf, size_t buflen, presence_type_t ptype) {
 209   switch (ptype) {
 210     case RFCxxxx: {
 211           /* definition from http://msdn.microsoft.com/en-us/library/cc246202%28PROT.10%29.aspx */
 212           int atom_id = 1000;
 213
 214           if (online_status==SalPresenceOnline)
 215           {
 216                   snprintf(buf, buflen, "<?xml version=\"1.0\"?>\n"
 217 "<!DOCTYPE presence PUBLIC \"-//IETF//DTD RFCxxxx XPIDF 1.0//EN\" \"xpidf.dtd\">\n"
 218 "<presence>\n"
 219 "<presentity uri=\"%s;method=SUBSCRIBE\" />\n"
 220 "<atom id=\"%i\">\n"
 221 "<address uri=\"%s\" priority=\"0.800000\">\n"
 222 "<status status=\"open\" />\n"
 223 "<msnsubstatus substatus=\"online\" />\n"
 224 "</address>\n"
 225 "</atom>\n"
 226 "</presence>", contact_info, atom_id, contact_info);
 227
 228           }
 229           else if (online_status == SalPresenceBusy ||
 230                           online_status == SalPresenceDonotdisturb)
 231           {
 232                   snprintf(buf, buflen, "<?xml version=\"1.0\"?>\n"
 233 "<!DOCTYPE presence PUBLIC \"-//IETF//DTD RFCxxxx XPIDF 1.0//EN\" \"xpidf.dtd\">\n"
 234 "<presence>\n"
 235 "<presentity uri=\"%s;method=SUBSCRIBE\" />\n"
 236 "<atom id=\"%i\">\n"
 237 "<address uri=\"%s\" priority=\"0.800000\">\n"
 238 "<status status=\"inuse\" />\n"
 239 "<msnsubstatus substatus=\"busy\" />\n"
 240 "</address>\n"
 241 "</atom>\n</presence>", contact_info, atom_id, contact_info);
 242
 243           }
 244           else if (online_status==SalPresenceBerightback)
 245           {
 246                   snprintf(buf, buflen, "<?xml version=\"1.0\"?>\n"
 247 "<!DOCTYPE presence PUBLIC \"-//IETF//DTD RFCxxxx XPIDF 1.0//EN\" \"xpidf.dtd\">\n"
 248 "<presence>\n"
 249 "<presentity uri=\"%s;method=SUBSCRIBE\" />\n"
 250 "<atom id=\"%i\">\n"
 251 "<address uri=\"%s\" priority=\"0.800000\">\n"
 252 "<status status=\"open\" />\n"
 253 "<msnsubstatus substatus=\"berightback\" />\n"
 254 "</address>\n"
 255 "</atom>\n"
 256 "</presence>", contact_info, atom_id, contact_info);
 257
 258           }
 259           else if (online_status == SalPresenceAway ||
 260                           online_status == SalPresenceMoved)
 261           {
 262                   snprintf(buf, buflen, "<?xml version=\"1.0\"?>\n"
 263 "<!DOCTYPE presence PUBLIC \"-//IETF//DTD RFCxxxx XPIDF 1.0//EN\" \"xpidf.dtd\">\n"
 264 "<presence>\n"
 265 "<presentity uri=\"%s;method=SUBSCRIBE\" />\n"
 266 "<atom id=\"%i\">\n"
 267 "<address uri=\"%s\" priority=\"0.800000\">\n"
 268 "<status status=\"open\" />\n"
 269 "<msnsubstatus substatus=\"away\" />\n"
 270 "</address>\n"
 271 "</atom>\n"
 272 "</presence>", contact_info, atom_id, contact_info);
 273
 274           }
 275           else if (online_status==SalPresenceOnthephone)
 276           {
 277                   snprintf(buf, buflen, "<?xml version=\"1.0\"?>\n"
 278 "<!DOCTYPE presence PUBLIC \"-//IETF//DTD RFCxxxx XPIDF 1.0//EN\" \"xpidf.dtd\">\n"
 279 "<presence>\n"
 280 "<presentity uri=\"%s;method=SUBSCRIBE\" />\n"
 281 "<atom id=\"%i\">\n"
 282 "<address uri=\"%s\" priority=\"0.800000\">\n"
 283 "<status status=\"inuse\" />\n"
 284 "<msnsubstatus substatus=\"onthephone\" />\n"
 285 "</address>\n"
 286 "</atom>\n"
 287 "</presence>", contact_info, atom_id, contact_info);
 288
 289           }
 290           else if (online_status==SalPresenceOuttolunch)
 291           {
 292                   snprintf(buf, buflen, "<?xml version=\"1.0\"?>\n"
 293 "<!DOCTYPE presence PUBLIC \"-//IETF//DTD RFCxxxx XPIDF 1.0//EN\" \"xpidf.dtd\">\n"
 294 "<presence>\n"
 295 "<presentity uri=\"%s;method=SUBSCRIBE\" />\n"
 296 "<atom id=\"%i\">\n"
 297 "<address uri=\"%s\" priority=\"0.800000\">\n"
 298 "<status status=\"open\" />\n"
 299 "<msnsubstatus substatus=\"outtolunch\" />\n"
 300 "</address>\n"
 301 "</atom>\n"
 302 "</presence>", contact_info, atom_id, contact_info);
 303
 304           }
 305           else
 306           {
 307                   snprintf(buf, buflen, "<?xml version=\"1.0\"?>\n"
 308 "<!DOCTYPE presence PUBLIC \"-//IETF//DTD RFCxxxx XPIDF 1.0//EN\" \"xpidf.dtd\">\n"
 309 "<presence>\n"
 310 "<presentity uri=\"%s;method=SUBSCRIBE\" />\n"
 311 "<atom id=\"%i\">\n"
 312 "<address uri=\"%s\" priority=\"0.800000\">\n"
 313 "<status status=\"closed\" />\n"
 314 "<msnsubstatus substatus=\"away\" />\n"
 315 "</address>\n"
 316 "</atom>\n"
 317 "</presence>", contact_info, atom_id, contact_info);
 318           }
 319           break;
 320     }
 321     case MSOLDPRES: {
 322         /* Couldn't find schema http://schemas.microsoft.com/2002/09/sip/presence
 323         *  so messages format has been taken from Communigate that can send notify
 324         *  requests with this schema
 325         */
 326           int atom_id = 1000;
 327
 328           if (online_status==SalPresenceOnline)
 329           {
 330                   snprintf(buf, buflen, "<?xml version=\"1.0\"?>\n"
 331 "<!DOCTYPE presence SYSTEM \"http://schemas.microsoft.com/2002/09/sip/presence\">\n"
 332 "<presence>\n"
 333 "<presentity uri=\"%s;method=SUBSCRIBE\" />\n"
 334 "<atom id=\"%i\">\n"
 335 "<address uri=\"%s\">\n"
 336 "<status status=\"open\" />\n"
 337 "<msnsubstatus substatus=\"online\" />\n"
 338 "</address>\n"
 339 "</atom>\n"
 340 "</presence>", contact_info, atom_id, contact_info);
 341
 342           }
 343           else if (online_status == SalPresenceBusy ||
 344                           online_status == SalPresenceDonotdisturb)
 345           {
 346                   snprintf(buf, buflen, "<?xml version=\"1.0\"?>\n"
 347 "<!DOCTYPE presence SYSTEM \"http://schemas.microsoft.com/2002/09/sip/presence\">\n"
 348 "<presence>\n"
 349 "<presentity uri=\"%s;method=SUBSCRIBE\" />\n"
 350 "<atom id=\"%i\">\n"
 351 "<address uri=\"%s\">\n"
 352 "<status status=\"inuse\" />\n"
 353 "<msnsubstatus substatus=\"busy\" />\n"
 354 "</address>\n"
 355 "</atom>\n</presence>", contact_info, atom_id, contact_info);
 356
 357           }
 358           else if (online_status==SalPresenceBerightback)
 359           {
 360                   snprintf(buf, buflen, "<?xml version=\"1.0\"?>\n"
 361 "<!DOCTYPE presence SYSTEM \"http://schemas.microsoft.com/2002/09/sip/presence\">\n"
 362 "<presence>\n"
 363 "<presentity uri=\"%s;method=SUBSCRIBE\" />\n"
 364 "<atom id=\"%i\">\n"
 365 "<address uri=\"%s\">\n"
 366 "<status status=\"inactive\" />\n"
 367 "<msnsubstatus substatus=\"berightback\" />\n"
 368 "</address>\n"
 369 "</atom>\n"
 370 "</presence>", contact_info, atom_id, contact_info);
 371
 372           }
 373           else if (online_status == SalPresenceAway ||
 374                           online_status == SalPresenceMoved)
 375           {
 376                   snprintf(buf, buflen, "<?xml version=\"1.0\"?>\n"
 377 "<!DOCTYPE presence SYSTEM \"http://schemas.microsoft.com/2002/09/sip/presence\">\n"
 378 "<presence>\n"
 379 "<presentity uri=\"%s;method=SUBSCRIBE\" />\n"
 380 "<atom id=\"%i\">\n"
 381 "<address uri=\"%s\">\n"
 382 "<status status=\"inactive\" />\n"
 383 "<msnsubstatus substatus=\"idle\" />\n"
 384 "</address>\n"
 385 "</atom>\n"
 386 "</presence>", contact_info, atom_id, contact_info);
 387
 388           }
 389           else if (online_status==SalPresenceOnthephone)
 390           {
 391                   snprintf(buf, buflen, "<?xml version=\"1.0\"?>\n"
 392 "<!DOCTYPE presence SYSTEM \"http://schemas.microsoft.com/2002/09/sip/presence\">\n"
 393 "<presence>\n"
 394 "<presentity uri=\"%s;method=SUBSCRIBE\" />\n"
 395 "<atom id=\"%i\">\n"
 396 "<address uri=\"%s\">\n"
 397 "<status status=\"inuse\" />\n"
 398 "<msnsubstatus substatus=\"onthephone\" />\n"
 399 "</address>\n"
 400 "</atom>\n"
 401 "</presence>", contact_info, atom_id, contact_info);
 402
 403           }
 404           else if (online_status==SalPresenceOuttolunch)
 405           {
 406                   snprintf(buf, buflen, "<?xml version=\"1.0\"?>\n"
 407 "<!DOCTYPE presence SYSTEM \"http://schemas.microsoft.com/2002/09/sip/presence\">\n"
 408 "<presence>\n"
 409 "<presentity uri=\"%s;method=SUBSCRIBE\" />\n"
 410 "<atom id=\"%i\">\n"
 411 "<address uri=\"%s\">\n"
 412 "<status status=\"inactive\" />\n"
 413 "<msnsubstatus substatus=\"outtolunch\" />\n"
 414 "</address>\n"
 415 "</atom>\n"
 416 "</presence>", contact_info, atom_id, contact_info);
 417
 418           }
 419           else
 420           {
 421                   snprintf(buf, buflen, "<?xml version=\"1.0\"?>\n"
 422 "<!DOCTYPE presence SYSTEM \"http://schemas.microsoft.com/2002/09/sip/presence\">\n"
 423 "<presence>\n"
 424 "<presentity uri=\"%s;method=SUBSCRIBE\" />\n"
 425 "<atom id=\"%i\">\n"
 426 "<address uri=\"%s\">\n"
 427 "<status status=\"closed\" />\n"
 428 "<msnsubstatus substatus=\"offline\" />\n"
 429 "</address>\n"
 430 "</atom>\n"
 431 "</presence>", contact_info, atom_id, contact_info);
 432           }
 433         break;
 434         }
 435     default: { /* use pidf+xml as default format, rfc4479, rfc4480, rfc3863 */
 436
 437         if (online_status==SalPresenceOnline)
 438         {
 439                 snprintf(buf, buflen, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
 440 "<presence xmlns=\"urn:ietf:params:xml:ns:pidf\" "
 441 "xmlns:dm=\"urn:ietf:params:xml:ns:pidf:data-model\" "
 442 "xmlns:rpid=\"urn:ietf:params:xml:ns:pidf:rpid\" "
 443 "entity=\"%s\">\n"
 444 "<tuple id=\"sg89ae\">\n"
 445 "<status><basic>open</basic></status>\n"
 446 "<contact priority=\"0.8\">%s</contact>\n"
 447 "</tuple>\n"
 448 "</presence>",
 449 contact_info, contact_info);
 450         }
 451         else if (online_status == SalPresenceBusy ||
 452                         online_status == SalPresenceDonotdisturb)
 453         {
 454                 snprintf(buf, buflen, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
 455 "<presence xmlns=\"urn:ietf:params:xml:ns:pidf\" "
 456 "xmlns:dm=\"urn:ietf:params:xml:ns:pidf:data-model\" "
 457 "xmlns:rpid=\"urn:ietf:params:xml:ns:pidf:rpid\" "
 458 "entity=\"%s\">\n"
 459 "<tuple id=\"sg89ae\">\n"
 460 "<status><basic>open</basic></status>\n"
 461 "<contact priority=\"0.8\">%s</contact>\n"
 462 "</tuple>\n"
 463 "<dm:person id=\"sg89aep\">\n"
 464 "<rpid:activities><rpid:busy/></rpid:activities>\n"
 465 "</dm:person>\n"
 466 "</presence>",
 467 contact_info, contact_info);
 468         }
 469         else if (online_status==SalPresenceBerightback)
 470         {
 471                 snprintf(buf, buflen, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
 472 "<presence xmlns=\"urn:ietf:params:xml:ns:pidf\" "
 473 "xmlns:dm=\"urn:ietf:params:xml:ns:pidf:data-model\" "
 474 "xmlns:rpid=\"urn:ietf:params:xml:ns:pidf:rpid\" "
 475 "entity=\"%s\">\n"
 476 "<tuple id=\"sg89ae\">\n"
 477 "<status><basic>open</basic></status>\n"
 478 "<contact priority=\"0.8\">%s</contact>\n"
 479 "</tuple>\n"
 480 "<dm:person id=\"sg89aep\">\n"
 481 "<rpid:activities><rpid:in-transit/></rpid:activities>\n"
 482 "</dm:person>\n"
 483 "</presence>",
 484 contact_info, contact_info);
 485         }
 486         else if (online_status == SalPresenceAway ||
 487                         online_status == SalPresenceMoved)
 488         {
 489                 snprintf(buf, buflen, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
 490 "<presence xmlns=\"urn:ietf:params:xml:ns:pidf\" "
 491 "xmlns:dm=\"urn:ietf:params:xml:ns:pidf:data-model\" "
 492 "xmlns:rpid=\"urn:ietf:params:xml:ns:pidf:rpid\" "
 493 "entity=\"%s\">\n"
 494 "<tuple id=\"sg89ae\">\n"
 495 "<status><basic>open</basic></status>\n"
 496 "<contact priority=\"0.8\">%s</contact>\n"
 497 "</tuple>\n"
 498 "<dm:person id=\"sg89aep\">\n"
 499 "<rpid:activities><rpid:away/></rpid:activities>\n"
 500 "</dm:person>\n"
 501 "</presence>",
 502 contact_info, contact_info);
 503         }
 504         else if (online_status==SalPresenceOnthephone)
 505         {
 506                 snprintf(buf, buflen, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
 507 "<presence xmlns=\"urn:ietf:params:xml:ns:pidf\" "
 508 "xmlns:dm=\"urn:ietf:params:xml:ns:pidf:data-model\" "
 509 "xmlns:rpid=\"urn:ietf:params:xml:ns:pidf:rpid\" "
 510 "entity=\"%s\">\n"
 511 "<tuple id=\"sg89ae\">\n"
 512 "<status><basic>open</basic></status>\n"
 513 "<contact priority=\"0.8\">%s</contact>\n"
 514 "</tuple>\n"
 515 "<dm:person id=\"sg89aep\">\n"
 516 "<rpid:activities><rpid:on-the-phone/></rpid:activities>\n"
 517 "</dm:person>\n"
 518 "</presence>",
 519 contact_info, contact_info);
 520         }
 521         else if (online_status==SalPresenceOuttolunch)
 522         {
 523                 snprintf(buf, buflen, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
 524 "<presence xmlns=\"urn:ietf:params:xml:ns:pidf\" "
 525 "xmlns:dm=\"urn:ietf:params:xml:ns:pidf:data-model\" "
 526 "xmlns:rpid=\"urn:ietf:params:xml:ns:pidf:rpid\" "
 527 "entity=\"%s\">\n"
 528 "<tuple id=\"7777\">\n"
 529 "<status><basic>open</basic></status>\n"
 530 "<contact priority=\"0.8\">%s</contact>\n"
 531 "</tuple>\n"
 532 "<dm:person id=\"78787878\">\n"
 533 "<rpid:activities><rpid:meal/></rpid:activities>\n"
 534 "<rpid:note>Out to lunch</rpid:note> \n"
 535 "</dm:person>\n"
 536 "</presence>",
 537 contact_info, contact_info);
 538         }
 539         else
 540         {
 541                 snprintf(buf, buflen, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
 542 "<presence xmlns=\"urn:ietf:params:xml:ns:pidf\" "
 543 "xmlns:dm=\"urn:ietf:params:xml:ns:pidf:data-model\" "
 544 "xmlns:rpid=\"urn:ietf:params:xml:ns:pidf:rpid\" "
 545 "entity=\"%s\">\n"
 546 "<tuple id=\"sg89ae\">\n"
 547 "<status><basic>closed</basic></status>\n"
 548 "<contact priority=\"0.8\">%s</contact>\n"
 549 "</tuple>\n"
 550 "</presence>\n", contact_info, contact_info);
 551         }
 552         break;
 553     }
 554  } // switch
 555
 556 }
 557
 558 static void add_presence_body(osip_message_t *notify, SalPresenceStatus online_status)
 559 {
 560         char buf[1000];
 561         char *contact_info;
 562
 563         osip_from_t *from=NULL;
 564         from=osip_message_get_from(notify);
 565         osip_uri_to_str(from->url,&contact_info);
 566
 567         mk_presence_body (online_status, contact_info, buf, sizeof (buf), presence_style);
 568
 569         osip_message_set_body(notify, buf, strlen(buf));
 570         osip_message_set_content_type(notify,
 571                 presence_style ? "application/xpidf+xml" : "application/pidf+xml");
 572
 573         osip_free(contact_info);
 574 }
 575
 576
 577 int sal_notify_presence(SalOp *op, SalPresenceStatus status, const char *status_message){
 578         osip_message_t *msg=NULL;
 579         eXosip_ss_t ss=EXOSIP_SUBCRSTATE_ACTIVE;
 580         if (op->nid==-1){
 581                 ms_warning("Cannot notify, subscription was closed.");
 582                 return -1;
 583         }
 584
 585         eXosip_lock();
 586         eXosip_insubscription_build_notify(op->did,ss,DEACTIVATED,&msg);
 587         if (msg!=NULL){
 588                 const char *identity=sal_op_get_contact(op);
 589                 if (identity==NULL) identity=sal_op_get_to(op);
 590                 _osip_list_set_empty(&msg->contacts,(void (*)(void*))osip_contact_free);
 591                 osip_message_set_contact(msg,identity);
 592                 add_presence_body(msg,status);
 593                 eXosip_insubscription_send_request(op->did,msg);
 594         }else ms_error("could not create notify for incoming subscription.");
 595         eXosip_unlock();
 596         return 0;
 597 }
 598
 599 int sal_notify_close(SalOp *op){
 600         osip_message_t *msg=NULL;
 601         eXosip_lock();
 602         eXosip_insubscription_build_notify(op->did,EXOSIP_SUBCRSTATE_TERMINATED,DEACTIVATED,&msg);
 603         if (msg!=NULL){
 604                 const char *identity=sal_op_get_contact(op);
 605                 if (identity==NULL) identity=sal_op_get_to(op);
 606                 osip_message_set_contact(msg,identity);
 607                 add_presence_body(msg,SalPresenceOffline);
 608                 eXosip_insubscription_send_request(op->did,msg);
 609         }else ms_error("sal_notify_close(): could not create notify for incoming subscription"
 610             " did=%i, nid=%i",op->did,op->nid);
 611         eXosip_unlock();
 612         return 0;
 613 }
 614
 615 int sal_publish(SalOp *op, const char *from, const char *to, SalPresenceStatus presence_mode){
 616         osip_message_t *pub;
 617         int i;
 618         char buf[1024];
 619
 620         mk_presence_body (presence_mode, from, buf, sizeof (buf), presence_style);
 621
 622         i = eXosip_build_publish(&pub,from, to, NULL, "presence", "300",
 623                 presence_style ? "application/xpidf+xml" : "application/pidf+xml", buf);
 624         if (i<0){
 625                 ms_warning("Failed to build publish request.");
 626                 return -1;
 627         }
 628
 629         eXosip_lock();
 630         i = eXosip_publish(pub, to); /* should update the sip-if-match parameter
 631                                     from sip-etag  from last 200ok of PUBLISH */
 632         eXosip_unlock();
 633         if (i<0){
 634           ms_message("Failed to send publish request.");
 635           return -1;
 636         }
 637         sal_add_other(sal_op_get_sal(op),op,pub);
 638         return 0;
 639 }
 640
 641 static void _sal_exosip_subscription_recv(Sal *sal, eXosip_event_t *ev){
 642         SalOp *op=sal_op_new(sal);
 643         char *tmp;
 644         op->did=ev->did;
 645         op->tid=ev->tid;
 646         op->nid=ev->nid;
 647         osip_from_to_str(ev->request->from,&tmp);
 648         sal_op_set_from(op,tmp);
 649         ms_free(tmp);
 650         osip_from_to_str(ev->request->to,&tmp);
 651         sal_op_set_to(op,tmp);
 652         ms_free(tmp);
 653         sal_add_in_subscribe(sal,op,ev->request);
 654         sal->callbacks.subscribe_received(op,sal_op_get_from(op));
 655 }
 656
 657 void sal_exosip_subscription_recv(Sal *sal, eXosip_event_t *ev){
 658         /*workaround a bug in eXosip: incoming SUBSCRIBES within dialog with expires: 0 are
 659          recognized as new incoming subscribes*/
 660         SalOp *op=sal_find_in_subscribe_by_call_id(sal,ev->request->call_id);
 661         if (op){
 662                 osip_header_t *h;
 663                 osip_message_header_get_byname(ev->request,"expires",0,&h);
 664                 if (h && h->hvalue && atoi(h->hvalue)==0){
 665                         ms_warning("This susbscribe is not a new one but terminates an old one.");
 666                         ev->did=op->did;
 667                         ev->nid=op->nid;
 668                         sal_exosip_subscription_closed(sal,ev);
 669                 }else {
 670                         osip_message_t *msg=NULL;
 671                         ms_warning("Probably a refresh subscribe");
 672                         eXosip_lock();
 673                         eXosip_insubscription_build_answer(ev->tid,202,&msg);
 674                         eXosip_insubscription_send_answer(ev->tid,202,msg);
 675                         eXosip_unlock();
 676                 }
 677         }else _sal_exosip_subscription_recv(sal,ev);
 678 }
 679
 680 void sal_exosip_notify_recv(Sal *sal, eXosip_event_t *ev){
 681         SalOp *op=sal_find_out_subscribe(sal,ev->sid);
 682         char *tmp;
 683         osip_from_t *from=NULL;
 684         osip_body_t *body=NULL;
 685         SalPresenceStatus estatus=SalPresenceOffline;
 686
 687         ms_message("Receiving notify with sid=%i,nid=%i",ev->sid,ev->nid);
 688
 689         if (op==NULL){
 690                 ms_error("No operation related to this notify !");
 691                 return;
 692         }
 693         if (ev->request==NULL) return;
 694
 695         from=ev->request->from;
 696         osip_message_get_body(ev->request,0,&body);
 697         if (body==NULL){
 698                 ms_error("No body in NOTIFY");
 699                 return;
 700         }
 701         osip_from_to_str(from,&tmp);
 702         if (strstr(body->body,"pending")!=NULL){
 703                 estatus=SalPresenceOffline;
 704         }else if (strstr(body->body,"busy")!=NULL){
 705                 estatus=SalPresenceBusy;
 706         }else if (strstr(body->body,"berightback")!=NULL
 707                         || strstr(body->body,"in-transit")!=NULL ){
 708                 estatus=SalPresenceBerightback;
 709         }else if (strstr(body->body,"away")!=NULL
 710                         || strstr(body->body,"idle")){
 711                 estatus=SalPresenceAway;
 712         }else if (strstr(body->body,"onthephone")!=NULL
 713                 || strstr(body->body,"on-the-phone")!=NULL){
 714                 estatus=SalPresenceOnthephone;
 715         }else if (strstr(body->body,"outtolunch")!=NULL
 716                         || strstr(body->body,"meal")!=NULL){
 717                 estatus=SalPresenceOuttolunch;
 718         }else if (strstr(body->body,"closed")!=NULL){
 719                 estatus=SalPresenceOffline;
 720         }else if ((strstr(body->body,"online")!=NULL) || (strstr(body->body,"open")!=NULL)) {
 721                 estatus=SalPresenceOnline;
 722         }else{
 723                 estatus=SalPresenceOffline;
 724         }
 725         ms_message("We are notified that %s has online status %i",tmp,estatus);
 726         if (ev->ss_status==EXOSIP_SUBCRSTATE_TERMINATED) {
 727                 sal_remove_out_subscribe(sal,op);
 728                 op->sid=-1;
 729                 op->did=-1;
 730                 ms_message("And outgoing subscription terminated by remote.");
 731         }
 732         sal->callbacks.notify_presence(op,op->sid!=-1 ? SalSubscribeActive : SalSubscribeTerminated, estatus,NULL);
 733
 734         /* try to detect presence message style used by server,
 735          * and switch our presence messages to servers style */
 736         if (strstr (body->body, "//IETF//DTD RFCxxxx XPIDF 1.0//EN") != NULL) {
 737                 presence_style = RFCxxxx;
 738         } else if (strstr(body->body,"http://schemas.microsoft.com/2002/09/sip/presence")!=NULL) {
 739                 presence_style = MSOLDPRES;
 740         }
 741
 742         osip_free(tmp);
 743 }
 744
 745 void sal_exosip_subscription_answered(Sal *sal,eXosip_event_t *ev){
 746         SalOp *op=sal_find_out_subscribe(sal,ev->sid);
 747         if (op==NULL){
 748                 ms_error("Subscription answered but no associated op !");
 749                 return;
 750         }
 751         op->did=ev->did;
 752 }
 753
 754 void sal_exosip_in_subscription_closed(Sal *sal, eXosip_event_t *ev){
 755         SalOp *op=sal_find_in_subscribe(sal,ev->nid);
 756         char *tmp;
 757         if (op==NULL){
 758                 ms_error("Incoming subscription closed but no associated op !");
 759                 return;
 760         }
 761
 762
 763         sal_remove_in_subscribe(sal,op);
 764         op->nid=-1;
 765         op->did=-1;
 766         if (ev->request){
 767                 osip_from_to_str(ev->request->from,&tmp);
 768                 sal->callbacks.subscribe_closed(op,tmp);
 769                 osip_free(tmp);
 770         }
 771 }
 772
 773 void sal_exosip_subscription_closed(Sal *sal,eXosip_event_t *ev){
 774         SalOp *op=sal_find_out_subscribe(sal,ev->sid);
 775         if (op==NULL){
 776                 ms_error("Subscription closed but no associated op !");
 777                 return;
 778         }
 779         sal_remove_out_subscribe(sal,op);
 780         op->sid=-1;
 781         op->did=-1;
 782         sal->callbacks.notify_presence(op,SalSubscribeTerminated, SalPresenceOffline,NULL);
 783 }
 784
 785