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_data_compare(const void * a, const void * b, void * data){
  72         LinphoneAddress *fa=((LinphoneFriend*)a)->uri;
  73         LinphoneAddress *fb=((LinphoneFriend*)b)->uri;
  74         const char *ua,*ub;
  75         ua=linphone_address_get_username(fa);
  76         ub=linphone_address_get_username(fb);
  77         if (ua!=NULL && ub!=NULL) {
  78                 //printf("Comparing usernames %s,%s\n",ua,ub);
  79                 return strcasecmp(ua,ub);
  80         }
  81         else {
  82                 /* compare hosts*/
  83                 ua=linphone_address_get_domain(fa);
  84                 ub=linphone_address_get_domain(fb);
  85                 if (ua!=NULL && ub!=NULL){
  86                         int ret=strcasecmp(ua,ub);
  87                         //printf("Comparing hostnames %s,%s,res=%i\n",ua,ub,ret);
  88                         return ret;
  89                 }
  90                 else return -1;
  91         }
  92 }
  93
  94 static int friend_compare(const void * a, const void * b){
  95         return friend_data_compare(a,b,NULL);
  96 }
  97
  98
  99 MSList *linphone_find_friend(MSList *fl, const LinphoneAddress *friend, LinphoneFriend **lf){
 100         MSList *res=NULL;
 101         LinphoneFriend dummy;
 102         if (lf!=NULL) *lf=NULL;
 103         dummy.uri=(LinphoneAddress*)friend;
 104         res=ms_list_find_custom(fl,friend_compare,&dummy);
 105         if (lf!=NULL && res!=NULL) *lf=(LinphoneFriend*)res->data;
 106         return res;
 107 }
 108
 109 LinphoneFriend *linphone_find_friend_by_inc_subscribe(MSList *l, SalOp *op){
 110         MSList *elem;
 111         for (elem=l;elem!=NULL;elem=elem->next){
 112                 LinphoneFriend *lf=(LinphoneFriend*)elem->data;
 113                 if (lf->insub==op) return lf;
 114         }
 115         return NULL;
 116 }
 117
 118 LinphoneFriend *linphone_find_friend_by_out_subscribe(MSList *l, SalOp *op){
 119         MSList *elem;
 120         for (elem=l;elem!=NULL;elem=elem->next){
 121                 LinphoneFriend *lf=(LinphoneFriend*)elem->data;
 122                 if (lf->outsub==op) return lf;
 123         }
 124         return NULL;
 125 }
 126
 127 void __linphone_friend_do_subscribe(LinphoneFriend *fr){
 128         char *friend=NULL;
 129         const char *route=NULL;
 130         const char *from=NULL;
 131         LinphoneProxyConfig *cfg;
 132
 133         friend=linphone_address_as_string(fr->uri);
 134         cfg=linphone_core_lookup_known_proxy(fr->lc,linphone_friend_get_address(fr));
 135         if (cfg!=NULL){
 136                 route=linphone_proxy_config_get_route(cfg);
 137                 from=linphone_proxy_config_get_identity(cfg);
 138         }else from=linphone_core_get_primary_contact(fr->lc);
 139         if (fr->outsub==NULL){
 140                 /* people for which we don't have yet an answer should appear as offline */
 141                 fr->status=LinphoneStatusOffline;
 142                 /*
 143                 if (fr->lc->vtable.notify_recv)
 144                         fr->lc->vtable.notify_recv(fr->lc,(LinphoneFriend*)fr);
 145                  */
 146         }else{
 147                 sal_op_release(fr->outsub);
 148                 fr->outsub=NULL;
 149         }
 150         fr->outsub=sal_op_new(fr->lc->sal);
 151         sal_op_set_route(fr->outsub,route);
 152         sal_subscribe_presence(fr->outsub,from,friend);
 153         fr->subscribe_active=TRUE;
 154         ms_free(friend);
 155 }
 156
 157 LinphoneFriend * linphone_friend_new(){
 158         LinphoneFriend *obj=ms_new0(LinphoneFriend,1);
 159         obj->pol=LinphoneSPAccept;
 160         obj->status=LinphoneStatusOffline;
 161         obj->subscribe=TRUE;
 162         return obj;
 163 }
 164
 165 LinphoneFriend *linphone_friend_new_with_addr(const char *addr){
 166         LinphoneFriend *fr=linphone_friend_new();
 167         if (linphone_friend_set_sip_addr(fr,addr)<0){
 168                 linphone_friend_destroy(fr);
 169                 return NULL;
 170         }
 171         return fr;
 172 }
 173
 174 bool_t linphone_friend_in_list(const LinphoneFriend *lf){
 175         return lf->lc!=NULL;
 176 }
 177
 178 void linphone_core_interpret_friend_uri(LinphoneCore *lc, const char *uri, char **result){
 179         LinphoneAddress *fr=NULL;
 180         *result=NULL;
 181         fr=linphone_address_new(uri);
 182         if (fr==NULL){
 183                 char *tmp=NULL;
 184                 if (strchr(uri,'@')!=NULL){
 185                         LinphoneAddress *u;
 186                         /*try adding sip:*/
 187                         tmp=ms_strdup_printf("sip:%s",uri);
 188                         u=linphone_address_new(tmp);
 189                         if (u!=NULL){
 190                                 *result=tmp;
 191                         }
 192                 }else if (lc->default_proxy!=NULL){
 193                         /*try adding domain part from default current proxy*/
 194                         LinphoneAddress * id=linphone_address_new(linphone_core_get_identity(lc));
 195                         if (id!=NULL){
 196                                 linphone_address_set_username(id,uri);
 197                                 *result=linphone_address_as_string(id);
 198                                 linphone_address_destroy(id);
 199                         }
 200                 }
 201                 if (*result){
 202                         /*looks good */
 203                         ms_message("%s interpreted as %s",uri,*result);
 204                 }else{
 205                         ms_warning("Fail to interpret friend uri %s",uri);
 206                 }
 207         }else *result=linphone_address_as_string(fr);
 208         linphone_address_destroy(fr);
 209 }
 210
 211 int linphone_friend_set_sip_addr(LinphoneFriend *lf, const char *addr){
 212         LinphoneAddress *fr=linphone_address_new(addr);
 213         if (fr==NULL) {
 214                 ms_warning("Invalid friend sip uri: %s",addr);
 215                 return -1;
 216         }
 217         linphone_address_clean(fr);
 218         if (lf->uri!=NULL) linphone_address_destroy(lf->uri);
 219         lf->uri=fr;
 220         return 0;
 221 }
 222
 223 int linphone_friend_set_name(LinphoneFriend *lf, const char *name){
 224         LinphoneAddress *fr=lf->uri;
 225         if (fr==NULL){
 226                 ms_error("linphone_friend_set_sip_addr() must be called before linphone_friend_set_name().");
 227                 return -1;
 228         }
 229         linphone_address_set_display_name(fr,name);
 230         return 0;
 231 }
 232
 233 int linphone_friend_send_subscribe(LinphoneFriend *fr, bool_t val){
 234         fr->subscribe=val;
 235         return 0;
 236 }
 237
 238 int linphone_friend_set_inc_subscribe_policy(LinphoneFriend *fr, LinphoneSubscribePolicy pol)
 239 {
 240         fr->pol=pol;
 241         return 0;
 242 }
 243
 244 SalPresenceStatus linphone_online_status_to_sal(LinphoneOnlineStatus os){
 245         switch(os){
 246                 case LinphoneStatusOffline:
 247                         return SalPresenceOffline;
 248                 break;
 249                 case LinphoneStatusOnline:
 250                         return SalPresenceOnline;
 251                 break;
 252                 case LinphoneStatusBusy:
 253                         return SalPresenceBusy;
 254                 break;
 255                 case LinphoneStatusBeRightBack:
 256                         return SalPresenceBerightback;
 257                 break;
 258                 case LinphoneStatusAway:
 259                         return SalPresenceAway;
 260                 break;
 261                 case LinphoneStatusOnThePhone:
 262                         return SalPresenceOnthephone;
 263                 break;
 264                 case LinphoneStatusOutToLunch:
 265                         return SalPresenceOuttolunch;
 266                 break;
 267                 case LinphoneStatusDoNotDisturb:
 268                         return SalPresenceDonotdisturb;
 269                 break;
 270                 case LinphoneStatusMoved:
 271                         return SalPresenceMoved;
 272                 break;
 273                 case LinphoneStatusAltService:
 274                         return SalPresenceAltService;
 275                 break;
 276                 case LinphoneStatusPending:
 277                         return SalPresenceOffline;
 278                 break;
 279                 default:
 280                         return SalPresenceOffline;
 281                 break;
 282         }
 283         return SalPresenceOffline;
 284 }
 285
 286 void linphone_friend_notify(LinphoneFriend *lf, LinphoneOnlineStatus os){
 287         //printf("Wish to notify %p, lf->nid=%i\n",lf,lf->nid);
 288         if (lf->insub!=NULL){
 289                 sal_notify_presence(lf->insub,linphone_online_status_to_sal(os),NULL);
 290         }
 291 }
 292
 293 static void linphone_friend_unsubscribe(LinphoneFriend *lf){
 294         if (lf->outsub!=NULL) {
 295                 sal_unsubscribe(lf->outsub);
 296                 sal_op_release(lf->outsub);
 297                 lf->outsub=NULL;
 298                 lf->subscribe_active=FALSE;
 299         }
 300 }
 301
 302 void linphone_friend_close_subscriptions(LinphoneFriend *lf){
 303         linphone_friend_unsubscribe(lf);
 304         if (lf->insub){
 305                 sal_notify_close(lf->insub);
 306                 sal_op_release(lf->insub);
 307                 lf->insub=NULL;
 308         }
 309 }
 310
 311 void linphone_friend_destroy(LinphoneFriend *lf){
 312
 313         if (lf->uri!=NULL) linphone_address_destroy(lf->uri);
 314         if (lf->info!=NULL) buddy_info_free(lf->info);
 315         ms_free(lf);
 316 }
 317
 318 const LinphoneAddress *linphone_friend_get_address(const LinphoneFriend *lf){
 319         return lf->uri;
 320 }
 321
 322 bool_t linphone_friend_get_send_subscribe(const LinphoneFriend *lf){
 323         return lf->subscribe;
 324 }
 325
 326 LinphoneSubscribePolicy linphone_friend_get_inc_subscribe_policy(const LinphoneFriend *lf){
 327         return lf->pol;
 328 }
 329
 330 LinphoneOnlineStatus linphone_friend_get_status(const LinphoneFriend *lf){
 331         return lf->status;
 332 }
 333
 334 BuddyInfo * linphone_friend_get_info(const LinphoneFriend *lf){
 335         return lf->info;
 336 }
 337
 338 void linphone_friend_apply(LinphoneFriend *fr, LinphoneCore *lc){
 339         if (fr->uri==NULL) {
 340                 ms_warning("No sip url defined.");
 341                 return;
 342         }
 343         fr->lc=lc;
 344
 345         linphone_core_write_friends_config(lc);
 346
 347         if (fr->inc_subscribe_pending){
 348                 switch(fr->pol){
 349                         case LinphoneSPWait:
 350                                 linphone_friend_notify(fr,LinphoneStatusPending);
 351                                 break;
 352                         case LinphoneSPAccept:
 353                                 if (fr->lc!=NULL)
 354                                   {
 355                                         linphone_friend_notify(fr,fr->lc->presence_mode);
 356                                   }
 357                                 break;
 358                         case LinphoneSPDeny:
 359                                 linphone_friend_notify(fr,LinphoneStatusOffline);
 360                                 break;
 361                 }
 362                 fr->inc_subscribe_pending=FALSE;
 363         }
 364         if (fr->subscribe && fr->subscribe_active==FALSE){
 365                 ms_message("Sending a new SUBSCRIBE");
 366                 __linphone_friend_do_subscribe(fr);
 367         }
 368         ms_message("linphone_friend_apply() done.");
 369         lc->bl_refresh=TRUE;
 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         linphone_friend_apply(lf,lc);
 395         return ;
 396 }
 397
 398 void linphone_core_remove_friend(LinphoneCore *lc, LinphoneFriend* fl){
 399         MSList *el=ms_list_find(lc->friends,(void *)fl);
 400         if (el!=NULL){
 401                 lc->friends=ms_list_remove_link(lc->friends,el);
 402                 linphone_friend_destroy((LinphoneFriend*)el->data);
 403                 linphone_core_write_friends_config(lc);
 404         }
 405 }
 406
 407 void linphone_friend_set_ref_key(LinphoneFriend *lf, const char *key){
 408         if (lf->refkey!=NULL){
 409                 ms_free(lf->refkey);
 410                 lf->refkey=NULL;
 411         }
 412         if (key)
 413                 lf->refkey=ms_strdup(key);
 414         if (lf->lc)
 415                 linphone_core_write_friends_config(lf->lc);
 416 }
 417
 418 const char *linphone_friend_get_ref_key(const LinphoneFriend *lf){
 419         return lf->refkey;
 420 }
 421
 422 static bool_t username_match(const char *u1, const char *u2){
 423         if (u1==NULL && u2==NULL) return TRUE;
 424         if (u1 && u2 && strcasecmp(u1,u2)==0) return TRUE;
 425         return FALSE;
 426 }
 427
 428 LinphoneFriend *linphone_core_get_friend_by_address(const LinphoneCore *lc, const char *uri){
 429         LinphoneAddress *puri=linphone_address_new(uri);
 430         const MSList *elem;
 431         const char *username=linphone_address_get_username(puri);
 432         const char *domain=linphone_address_get_domain(puri);
 433         LinphoneFriend *lf=NULL;
 434
 435         if (puri==NULL){
 436                 return NULL;
 437         }
 438         for(elem=lc->friends;elem!=NULL;elem=ms_list_next(elem)){
 439                 lf=(LinphoneFriend*)elem->data;
 440                 const char *it_username=linphone_address_get_username(lf->uri);
 441                 const char *it_host=linphone_address_get_domain(lf->uri);;
 442                 if (strcasecmp(domain,it_host)==0 && username_match(username,it_username)){
 443                         break;
 444                 }
 445                 lf=NULL;
 446         }
 447         linphone_address_destroy(puri);
 448         return lf;
 449 }
 450
 451 LinphoneFriend *linphone_core_get_friend_by_ref_key(const LinphoneCore *lc, const char *key){
 452         const MSList *elem;
 453         if (key==NULL) return NULL;
 454         for(elem=linphone_core_get_friend_list(lc);elem!=NULL;elem=elem->next){
 455                 LinphoneFriend *lf=(LinphoneFriend*)elem->data;
 456                 if (lf->refkey!=NULL && strcmp(lf->refkey,key)==0){
 457                         return lf;
 458                 }
 459         }
 460         return NULL;
 461 }
 462
 463 #define key_compare(s1,s2)      strcmp(s1,s2)
 464
 465 LinphoneSubscribePolicy __policy_str_to_enum(const char* pol){
 466         if (key_compare("accept",pol)==0){
 467                 return LinphoneSPAccept;
 468         }
 469         if (key_compare("deny",pol)==0){
 470                 return LinphoneSPDeny;
 471         }
 472         if (key_compare("wait",pol)==0){
 473                 return LinphoneSPWait;
 474         }
 475         ms_warning("Unrecognized subscribe policy: %s",pol);
 476         return LinphoneSPWait;
 477 }
 478
 479 LinphoneProxyConfig *__index_to_proxy(LinphoneCore *lc, int index){
 480         if (index>=0) return (LinphoneProxyConfig*)ms_list_nth_data(lc->sip_conf.proxies,index);
 481         else return NULL;
 482 }
 483
 484 LinphoneFriend * linphone_friend_new_from_config_file(LinphoneCore *lc, int index){
 485         const char *tmp;
 486         char item[50];
 487         int a;
 488         LinphoneFriend *lf;
 489         LpConfig *config=lc->config;
 490
 491         sprintf(item,"friend_%i",index);
 492
 493         if (!lp_config_has_section(config,item)){
 494                 return NULL;
 495         }
 496
 497         tmp=lp_config_get_string(config,item,"url",NULL);
 498         if (tmp==NULL) {
 499                 return NULL;
 500         }
 501         lf=linphone_friend_new_with_addr(tmp);
 502         if (lf==NULL) {
 503                 return NULL;
 504         }
 505         tmp=lp_config_get_string(config,item,"pol",NULL);
 506         if (tmp==NULL) linphone_friend_set_inc_subscribe_policy(lf,LinphoneSPWait);
 507         else{
 508                 linphone_friend_set_inc_subscribe_policy(lf,__policy_str_to_enum(tmp));
 509         }
 510         a=lp_config_get_int(config,item,"subscribe",0);
 511         linphone_friend_send_subscribe(lf,a);
 512
 513         linphone_friend_set_ref_key(lf,lp_config_get_string(config,item,"refkey",NULL));
 514         return lf;
 515 }
 516
 517 const char *__policy_enum_to_str(LinphoneSubscribePolicy pol){
 518         switch(pol){
 519                 case LinphoneSPAccept:
 520                         return "accept";
 521                         break;
 522                 case LinphoneSPDeny:
 523                         return "deny";
 524                         break;
 525                 case LinphoneSPWait:
 526                         return "wait";
 527                         break;
 528         }
 529         ms_warning("Invalid policy enum value.");
 530         return "wait";
 531 }
 532
 533 void linphone_friend_write_to_config_file(LpConfig *config, LinphoneFriend *lf, int index){
 534         char key[50];
 535         char *tmp;
 536         const char *refkey;
 537
 538         sprintf(key,"friend_%i",index);
 539
 540         if (lf==NULL){
 541                 lp_config_clean_section(config,key);
 542                 return;
 543         }
 544         if (lf->uri!=NULL){
 545                 tmp=linphone_address_as_string(lf->uri);
 546                 if (tmp==NULL) {
 547                         return;
 548                 }
 549                 lp_config_set_string(config,key,"url",tmp);
 550                 ms_free(tmp);
 551         }
 552         lp_config_set_string(config,key,"pol",__policy_enum_to_str(lf->pol));
 553         lp_config_set_int(config,key,"subscribe",lf->subscribe);
 554
 555         refkey=linphone_friend_get_ref_key(lf);
 556         if (refkey){
 557                 lp_config_set_string(config,key,"refkey",refkey);
 558         }
 559 }
 560
 561 void linphone_core_write_friends_config(LinphoneCore* lc)
 562 {
 563         MSList *elem;
 564         int i;
 565         if (!lc->ready) return; /*dont write config when reading it !*/
 566         for (elem=lc->friends,i=0; elem!=NULL; elem=ms_list_next(elem),i++){
 567                 linphone_friend_write_to_config_file(lc->config,(LinphoneFriend*)elem->data,i);
 568         }
 569         linphone_friend_write_to_config_file(lc->config,NULL,i);        /* set the end */
 570 }
 571