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