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

   1 /***************************************************************************
   2  *            friend.c
   3  *
   4  *  Sat May 15 15:25:16 2004
   5  *  Copyright  2004-2009  Simon Morlat
   6  *  Email
   7  ****************************************************************************/
   8
   9 /*
  10  *  This program is free software; you can redistribute it and/or modify
  11  *  it under the terms of the GNU General Public License as published by
  12  *  the Free Software Foundation; either version 2 of the License, or
  13  *  (at your option) any later version.
  14  *
  15  *  This program is distributed in the hope that it will be useful,
  16  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  *  GNU Library General Public License for more details.
  19  *
  20  *  You should have received a copy of the GNU General Public License
  21  *  along with this program; if not, write to the Free Software
  22  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  23  */
  24
  25 #include "linphonecore.h"
  26 #include "private.h"
  27 #include "lpconfig.h"
  28
  29 const char *linphone_online_status_to_string(LinphoneOnlineStatus ss){
  30         const char *str=NULL;
  31         switch(ss){
  32                 case LinphoneStatusOnline:
  33                 str=_("Online");
  34                 break;
  35                 case LinphoneStatusBusy:
  36                 str=_("Busy");
  37                 break;
  38                 case LinphoneStatusBeRightBack:
  39                 str=_("Be right back");
  40                 break;
  41                 case LinphoneStatusAway:
  42                 str=_("Away");
  43                 break;
  44                 case LinphoneStatusOnThePhone:
  45                 str=_("On the phone");
  46                 break;
  47                 case LinphoneStatusOutToLunch:
  48                 str=_("Out to lunch");
  49                 break;
  50                 case LinphoneStatusDoNotDisturb:
  51                 str=_("Do not disturb");
  52                 break;
  53                 case LinphoneStatusMoved:
  54                 str=_("Moved");
  55                 break;
  56                 case LinphoneStatusAltService:
  57                 str=_("Using another messaging service");
  58                 break;
  59                 case LinphoneStatusOffline:
  60                 str=_("Offline");
  61                 break;
  62                 case LinphoneStatusPending:
  63                 str=_("Pending");
  64                 break;
  65                 default:
  66                 str=_("Unknown-bug");
  67         }
  68         return str;
  69 }
  70
  71 static int friend_compare(const void * a, const void * b){
  72         LinphoneAddress *fa=((LinphoneFriend*)a)->uri;
  73         LinphoneAddress *fb=((LinphoneFriend*)b)->uri;
  74         if (linphone_address_weak_equal (fa,fb)) return 0;
  75         return 1;
  76 }
  77
  78
  79 MSList *linphone_find_friend(MSList *fl, const LinphoneAddress *friend, LinphoneFriend **lf){
  80         MSList *res=NULL;
  81         LinphoneFriend dummy;
  82         if (lf!=NULL) *lf=NULL;
  83         dummy.uri=(LinphoneAddress*)friend;
  84         res=ms_list_find_custom(fl,friend_compare,&dummy);
  85         if (lf!=NULL && res!=NULL) *lf=(LinphoneFriend*)res->data;
  86         return res;
  87 }
  88
  89 LinphoneFriend *linphone_find_friend_by_inc_subscribe(MSList *l, SalOp *op){
  90         MSList *elem;
  91         for (elem=l;elem!=NULL;elem=elem->next){
  92                 LinphoneFriend *lf=(LinphoneFriend*)elem->data;
  93                 if (lf->insub==op) return lf;
  94         }
  95         return NULL;
  96 }
  97
  98 LinphoneFriend *linphone_find_friend_by_out_subscribe(MSList *l, SalOp *op){
  99         MSList *elem;
 100         for (elem=l;elem!=NULL;elem=elem->next){
 101                 LinphoneFriend *lf=(LinphoneFriend*)elem->data;
 102                 if (lf->outsub==op) return lf;
 103         }
 104         return NULL;
 105 }
 106
 107 void __linphone_friend_do_subscribe(LinphoneFriend *fr){
 108         char *friend=NULL;
 109         const char *route=NULL;
 110         const char *from=NULL;
 111         const char *fixed_contact=NULL;
 112         LinphoneProxyConfig *cfg;
 113
 114         friend=linphone_address_as_string(fr->uri);
 115         cfg=linphone_core_lookup_known_proxy(fr->lc,linphone_friend_get_address(fr));
 116         if (cfg!=NULL){
 117                 route=linphone_proxy_config_get_route(cfg);
 118                 from=linphone_proxy_config_get_identity(cfg);
 119                 if (cfg->op){
 120                         fixed_contact=sal_op_get_contact(cfg->op);
 121                         if (fixed_contact) {
 122                                 ms_message("Contact for subscribe has been fixed using proxy to %s",fixed_contact);
 123                         }
 124                 }
 125         }else from=linphone_core_get_primary_contact(fr->lc);
 126         if (fr->outsub==NULL){
 127                 /* people for which we don't have yet an answer should appear as offline */
 128                 fr->status=LinphoneStatusOffline;
 129                 /*
 130                 if (fr->lc->vtable.notify_recv)
 131                         fr->lc->vtable.notify_recv(fr->lc,(LinphoneFriend*)fr);
 132                  */
 133         }else{
 134                 sal_op_release(fr->outsub);
 135                 fr->outsub=NULL;
 136         }
 137         fr->outsub=sal_op_new(fr->lc->sal);
 138         sal_op_set_route(fr->outsub,route);
 139         sal_op_set_contact(fr->outsub,fixed_contact);
 140         sal_subscribe_presence(fr->outsub,from,friend);
 141         fr->subscribe_active=TRUE;
 142         ms_free(friend);
 143 }
 144
 145 LinphoneFriend * linphone_friend_new(){
 146         LinphoneFriend *obj=ms_new0(LinphoneFriend,1);
 147         obj->pol=LinphoneSPAccept;
 148         obj->status=LinphoneStatusOffline;
 149         obj->subscribe=TRUE;
 150         return obj;
 151 }
 152
 153 LinphoneFriend *linphone_friend_new_with_addr(const char *addr){
 154         LinphoneAddress* linphone_address = linphone_address_new(addr);
 155         if (linphone_address == NULL) {
 156                 ms_error("Cannot create friend for address [%s]",addr?addr:"null");
 157                 return NULL;
 158         }
 159         LinphoneFriend *fr=linphone_friend_new();
 160         if (linphone_friend_set_addr(fr,linphone_address)<0){
 161                 linphone_friend_destroy(fr);
 162                 return NULL;
 163         }
 164         return fr;
 165 }
 166
 167 bool_t linphone_friend_in_list(const LinphoneFriend *lf){
 168         return lf->lc!=NULL;
 169 }
 170
 171 void linphone_core_interpret_friend_uri(LinphoneCore *lc, const char *uri, char **result){
 172         LinphoneAddress *fr=NULL;
 173         *result=NULL;
 174         fr=linphone_address_new(uri);
 175         if (fr==NULL){
 176                 char *tmp=NULL;
 177                 if (strchr(uri,'@')!=NULL){
 178                         LinphoneAddress *u;
 179                         /*try adding sip:*/
 180                         tmp=ms_strdup_printf("sip:%s",uri);
 181                         u=linphone_address_new(tmp);
 182                         if (u!=NULL){
 183                                 *result=tmp;
 184                         }
 185                 }else if (lc->default_proxy!=NULL){
 186                         /*try adding domain part from default current proxy*/
 187                         LinphoneAddress * id=linphone_address_new(linphone_core_get_identity(lc));
 188                         if (id!=NULL){
 189                                 linphone_address_set_username(id,uri);
 190                                 *result=linphone_address_as_string(id);
 191                                 linphone_address_destroy(id);
 192                         }
 193                 }
 194                 if (*result){
 195                         /*looks good */
 196                         ms_message("%s interpreted as %s",uri,*result);
 197                 }else{
 198                         ms_warning("Fail to interpret friend uri %s",uri);
 199                 }
 200         }else *result=linphone_address_as_string(fr);
 201         linphone_address_destroy(fr);
 202 }
 203
 204 int linphone_friend_set_addr(LinphoneFriend *lf, const LinphoneAddress *addr){
 205         LinphoneAddress *fr=linphone_address_clone(addr);
 206         if (fr==NULL) {
 207                 ms_warning("Invalid friend sip uri: %s",addr);
 208                 return -1;
 209         }
 210         linphone_address_clean(fr);
 211         if (lf->uri!=NULL) linphone_address_destroy(lf->uri);
 212         lf->uri=fr;
 213         return 0;
 214 }
 215
 216 int linphone_friend_set_name(LinphoneFriend *lf, const char *name){
 217         LinphoneAddress *fr=lf->uri;
 218         if (fr==NULL){
 219                 ms_error("linphone_friend_set_sip_addr() must be called before linphone_friend_set_name().");
 220                 return -1;
 221         }
 222         linphone_address_set_display_name(fr,name);
 223         return 0;
 224 }
 225
 226 int linphone_friend_enable_subscribes(LinphoneFriend *fr, bool_t val){
 227         fr->subscribe=val;
 228         return 0;
 229 }
 230
 231 int linphone_friend_set_inc_subscribe_policy(LinphoneFriend *fr, LinphoneSubscribePolicy pol)
 232 {
 233         fr->pol=pol;
 234         return 0;
 235 }
 236
 237 SalPresenceStatus linphone_online_status_to_sal(LinphoneOnlineStatus os){
 238         switch(os){
 239                 case LinphoneStatusOffline:
 240                         return SalPresenceOffline;
 241                 break;
 242                 case LinphoneStatusOnline:
 243                         return SalPresenceOnline;
 244                 break;
 245                 case LinphoneStatusBusy:
 246                         return SalPresenceBusy;
 247                 break;
 248                 case LinphoneStatusBeRightBack:
 249                         return SalPresenceBerightback;
 250                 break;
 251                 case LinphoneStatusAway:
 252                         return SalPresenceAway;
 253                 break;
 254                 case LinphoneStatusOnThePhone:
 255                         return SalPresenceOnthephone;
 256                 break;
 257                 case LinphoneStatusOutToLunch:
 258                         return SalPresenceOuttolunch;
 259                 break;
 260                 case LinphoneStatusDoNotDisturb:
 261                         return SalPresenceDonotdisturb;
 262                 break;
 263                 case LinphoneStatusMoved:
 264                         return SalPresenceMoved;
 265                 break;
 266                 case LinphoneStatusAltService:
 267                         return SalPresenceAltService;
 268                 break;
 269                 case LinphoneStatusPending:
 270                         return SalPresenceOffline;
 271                 break;
 272                 default:
 273                         return SalPresenceOffline;
 274                 break;
 275         }
 276         return SalPresenceOffline;
 277 }
 278
 279 void linphone_friend_notify(LinphoneFriend *lf, LinphoneOnlineStatus os){
 280         char *addr=linphone_address_as_string(linphone_friend_get_address(lf));
 281         ms_message("Want to notify %s, insub=%p",addr,lf->insub);
 282         ms_free(addr);
 283         if (lf->insub!=NULL){
 284                 sal_notify_presence(lf->insub,linphone_online_status_to_sal(os),NULL);
 285         }
 286 }
 287
 288 static void linphone_friend_unsubscribe(LinphoneFriend *lf){
 289         if (lf->outsub!=NULL) {
 290                 sal_unsubscribe(lf->outsub);
 291                 lf->subscribe_active=FALSE;
 292         }
 293 }
 294
 295 void linphone_friend_close_subscriptions(LinphoneFriend *lf){
 296         linphone_friend_unsubscribe(lf);
 297         if (lf->insub){
 298                 sal_notify_close(lf->insub);
 299
 300         }
 301 }
 302
 303 void linphone_friend_destroy(LinphoneFriend *lf){
 304         if (lf->insub) {
 305                 sal_op_release(lf->insub);
 306                 lf->insub=NULL;
 307         }
 308         if (lf->outsub){
 309                 sal_op_release(lf->outsub);
 310                 lf->outsub=NULL;
 311         }
 312         if (lf->uri!=NULL) linphone_address_destroy(lf->uri);
 313         if (lf->info!=NULL) buddy_info_free(lf->info);
 314         ms_free(lf);
 315 }
 316
 317 const LinphoneAddress *linphone_friend_get_address(const LinphoneFriend *lf){
 318         return lf->uri;
 319 }
 320
 321 bool_t linphone_friend_get_send_subscribe(const LinphoneFriend *lf){
 322         return lf->subscribe;
 323 }
 324
 325 LinphoneSubscribePolicy linphone_friend_get_inc_subscribe_policy(const LinphoneFriend *lf){
 326         return lf->pol;
 327 }
 328
 329 LinphoneOnlineStatus linphone_friend_get_status(const LinphoneFriend *lf){
 330         return lf->status;
 331 }
 332
 333 BuddyInfo * linphone_friend_get_info(const LinphoneFriend *lf){
 334         return lf->info;
 335 }
 336
 337 void linphone_friend_apply(LinphoneFriend *fr, LinphoneCore *lc){
 338         if (fr->uri==NULL) {
 339                 ms_warning("No sip url defined.");
 340                 return;
 341         }
 342         fr->lc=lc;
 343
 344         linphone_core_write_friends_config(lc);
 345
 346         if (fr->inc_subscribe_pending){
 347                 switch(fr->pol){
 348                         case LinphoneSPWait:
 349                                 linphone_friend_notify(fr,LinphoneStatusPending);
 350                                 break;
 351                         case LinphoneSPAccept:
 352                                 if (fr->lc!=NULL)
 353                                   {
 354                                         linphone_friend_notify(fr,fr->lc->presence_mode);
 355                                   }
 356                                 break;
 357                         case LinphoneSPDeny:
 358                                 linphone_friend_notify(fr,LinphoneStatusOffline);
 359                                 break;
 360                 }
 361                 fr->inc_subscribe_pending=FALSE;
 362         }
 363         if (fr->subscribe && fr->subscribe_active==FALSE){
 364                 ms_message("Sending a new SUBSCRIBE");
 365                 __linphone_friend_do_subscribe(fr);
 366         }
 367         ms_message("linphone_friend_apply() done.");
 368         lc->bl_refresh=TRUE;
 369         fr->commit=FALSE;
 370 }
 371
 372 void linphone_friend_edit(LinphoneFriend *fr){
 373 }
 374
 375 void linphone_friend_done(LinphoneFriend *fr){
 376         ms_return_if_fail(fr!=NULL);
 377         if (fr->lc==NULL) return;
 378         linphone_friend_apply(fr,fr->lc);
 379 }
 380
 381 void linphone_core_add_friend(LinphoneCore *lc, LinphoneFriend *lf)
 382 {
 383         ms_return_if_fail(lf->lc==NULL);
 384         ms_return_if_fail(lf->uri!=NULL);
 385         if (ms_list_find(lc->friends,lf)!=NULL){
 386                 char *tmp=NULL;
 387                 const LinphoneAddress *addr=linphone_friend_get_address(lf);
 388                 if (addr) tmp=linphone_address_as_string(addr);
 389                 ms_warning("Friend %s already in list, ignored.", tmp ? tmp : "unknown");
 390                 if (tmp) ms_free(tmp);
 391                 return ;
 392         }
 393         lc->friends=ms_list_append(lc->friends,lf);
 394         if ( linphone_core_ready(lc)) linphone_friend_apply(lf,lc);
 395         else lf->commit=TRUE;
 396         return ;
 397 }
 398
 399 void linphone_core_remove_friend(LinphoneCore *lc, LinphoneFriend* fl){
 400         MSList *el=ms_list_find(lc->friends,(void *)fl);
 401         if (el!=NULL){
 402                 lc->friends=ms_list_remove_link(lc->friends,el);
 403                 linphone_friend_destroy((LinphoneFriend*)el->data);
 404                 linphone_core_write_friends_config(lc);
 405         }
 406 }
 407
 408 void linphone_core_send_initial_subscribes(LinphoneCore *lc){
 409         const MSList *elem;
 410         for(elem=lc->friends;elem!=NULL;elem=elem->next){
 411                 LinphoneFriend *f=(LinphoneFriend*)elem->data;
 412                 if (f->commit)
 413                         linphone_friend_apply(f,lc);
 414         }
 415 }
 416
 417 void linphone_friend_set_ref_key(LinphoneFriend *lf, const char *key){
 418         if (lf->refkey!=NULL){
 419                 ms_free(lf->refkey);
 420                 lf->refkey=NULL;
 421         }
 422         if (key)
 423                 lf->refkey=ms_strdup(key);
 424         if (lf->lc)
 425                 linphone_core_write_friends_config(lf->lc);
 426 }
 427
 428 const char *linphone_friend_get_ref_key(const LinphoneFriend *lf){
 429         return lf->refkey;
 430 }
 431
 432 static bool_t username_match(const char *u1, const char *u2){
 433         if (u1==NULL && u2==NULL) return TRUE;
 434         if (u1 && u2 && strcasecmp(u1,u2)==0) return TRUE;
 435         return FALSE;
 436 }
 437
 438 LinphoneFriend *linphone_core_get_friend_by_address(const LinphoneCore *lc, const char *uri){
 439         LinphoneAddress *puri=linphone_address_new(uri);
 440         const MSList *elem;
 441         const char *username=linphone_address_get_username(puri);
 442         const char *domain=linphone_address_get_domain(puri);
 443         LinphoneFriend *lf=NULL;
 444
 445         if (puri==NULL){
 446                 return NULL;
 447         }
 448         for(elem=lc->friends;elem!=NULL;elem=ms_list_next(elem)){
 449                 lf=(LinphoneFriend*)elem->data;
 450                 const char *it_username=linphone_address_get_username(lf->uri);
 451                 const char *it_host=linphone_address_get_domain(lf->uri);;
 452                 if (strcasecmp(domain,it_host)==0 && username_match(username,it_username)){
 453                         break;
 454                 }
 455                 lf=NULL;
 456         }
 457         linphone_address_destroy(puri);
 458         return lf;
 459 }
 460
 461 LinphoneFriend *linphone_core_get_friend_by_ref_key(const LinphoneCore *lc, const char *key){
 462         const MSList *elem;
 463         if (key==NULL) return NULL;
 464         for(elem=linphone_core_get_friend_list(lc);elem!=NULL;elem=elem->next){
 465                 LinphoneFriend *lf=(LinphoneFriend*)elem->data;
 466                 if (lf->refkey!=NULL && strcmp(lf->refkey,key)==0){
 467                         return lf;
 468                 }
 469         }
 470         return NULL;
 471 }
 472
 473 #define key_compare(s1,s2)      strcmp(s1,s2)
 474
 475 LinphoneSubscribePolicy __policy_str_to_enum(const char* pol){
 476         if (key_compare("accept",pol)==0){
 477                 return LinphoneSPAccept;
 478         }
 479         if (key_compare("deny",pol)==0){
 480                 return LinphoneSPDeny;
 481         }
 482         if (key_compare("wait",pol)==0){
 483                 return LinphoneSPWait;
 484         }
 485         ms_warning("Unrecognized subscribe policy: %s",pol);
 486         return LinphoneSPWait;
 487 }
 488
 489 LinphoneProxyConfig *__index_to_proxy(LinphoneCore *lc, int index){
 490         if (index>=0) return (LinphoneProxyConfig*)ms_list_nth_data(lc->sip_conf.proxies,index);
 491         else return NULL;
 492 }
 493
 494 LinphoneFriend * linphone_friend_new_from_config_file(LinphoneCore *lc, int index){
 495         const char *tmp;
 496         char item[50];
 497         int a;
 498         LinphoneFriend *lf;
 499         LpConfig *config=lc->config;
 500
 501         sprintf(item,"friend_%i",index);
 502
 503         if (!lp_config_has_section(config,item)){
 504                 return NULL;
 505         }
 506
 507         tmp=lp_config_get_string(config,item,"url",NULL);
 508         if (tmp==NULL) {
 509                 return NULL;
 510         }
 511         lf=linphone_friend_new_with_addr(tmp);
 512         if (lf==NULL) {
 513                 return NULL;
 514         }
 515         tmp=lp_config_get_string(config,item,"pol",NULL);
 516         if (tmp==NULL) linphone_friend_set_inc_subscribe_policy(lf,LinphoneSPWait);
 517         else{
 518                 linphone_friend_set_inc_subscribe_policy(lf,__policy_str_to_enum(tmp));
 519         }
 520         a=lp_config_get_int(config,item,"subscribe",0);
 521         linphone_friend_send_subscribe(lf,a);
 522
 523         linphone_friend_set_ref_key(lf,lp_config_get_string(config,item,"refkey",NULL));
 524         return lf;
 525 }
 526
 527 const char *__policy_enum_to_str(LinphoneSubscribePolicy pol){
 528         switch(pol){
 529                 case LinphoneSPAccept:
 530                         return "accept";
 531                         break;
 532                 case LinphoneSPDeny:
 533                         return "deny";
 534                         break;
 535                 case LinphoneSPWait:
 536                         return "wait";
 537                         break;
 538         }
 539         ms_warning("Invalid policy enum value.");
 540         return "wait";
 541 }
 542
 543 void linphone_friend_write_to_config_file(LpConfig *config, LinphoneFriend *lf, int index){
 544         char key[50];
 545         char *tmp;
 546         const char *refkey;
 547
 548         sprintf(key,"friend_%i",index);
 549
 550         if (lf==NULL){
 551                 lp_config_clean_section(config,key);
 552                 return;
 553         }
 554         if (lf->uri!=NULL){
 555                 tmp=linphone_address_as_string(lf->uri);
 556                 if (tmp==NULL) {
 557                         return;
 558                 }
 559                 lp_config_set_string(config,key,"url",tmp);
 560                 ms_free(tmp);
 561         }
 562         lp_config_set_string(config,key,"pol",__policy_enum_to_str(lf->pol));
 563         lp_config_set_int(config,key,"subscribe",lf->subscribe);
 564
 565         refkey=linphone_friend_get_ref_key(lf);
 566         if (refkey){
 567                 lp_config_set_string(config,key,"refkey",refkey);
 568         }
 569 }
 570
 571 void linphone_core_write_friends_config(LinphoneCore* lc)
 572 {
 573         MSList *elem;
 574         int i;
 575         if (! linphone_core_ready(lc)) return; /*dont write config when reading it !*/
 576         for (elem=lc->friends,i=0; elem!=NULL; elem=ms_list_next(elem),i++){
 577                 linphone_friend_write_to_config_file(lc->config,(LinphoneFriend*)elem->data,i);
 578         }
 579         linphone_friend_write_to_config_file(lc->config,NULL,i);        /* set the end */
 580 }
 581