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 <eXosip2/eXosip.h>
  28 #include <osipparser2/osip_message.h>
  29 #include "lpconfig.h"
  30
  31 const char *linphone_online_status_to_string(LinphoneOnlineStatus ss){
  32         const char *str=NULL;
  33         switch(ss){
  34                 case LINPHONE_STATUS_ONLINE:
  35                 str=_("Online");
  36                 break;
  37                 case LINPHONE_STATUS_BUSY:
  38                 str=_("Busy");
  39                 break;
  40                 case LINPHONE_STATUS_BERIGHTBACK:
  41                 str=_("Be right back");
  42                 break;
  43                 case LINPHONE_STATUS_AWAY:
  44                 str=_("Away");
  45                 break;
  46                 case LINPHONE_STATUS_ONTHEPHONE:
  47                 str=_("On the phone");
  48                 break;
  49                 case LINPHONE_STATUS_OUTTOLUNCH:
  50                 str=_("Out to lunch");
  51                 break;
  52                 case LINPHONE_STATUS_NOT_DISTURB:
  53                 str=_("Do not disturb");
  54                 break;
  55                 case LINPHONE_STATUS_MOVED:
  56                 str=_("Moved");
  57                 break;
  58                 case LINPHONE_STATUS_ALT_SERVICE:
  59                 str=_("Using another messaging service");
  60                 break;
  61                 case LINPHONE_STATUS_OFFLINE:
  62                 str=_("Offline");
  63                 break;
  64                 case LINPHONE_STATUS_PENDING:
  65                 str=_("Pending");
  66                 break;
  67                 default:
  68                 str=_("Unknown-bug");
  69         }
  70         return str;
  71 }
  72
  73 static int friend_data_compare(const void * a, const void * b, void * data){
  74         LinphoneAddress *fa=((LinphoneFriend*)a)->uri;
  75         LinphoneAddress *fb=((LinphoneFriend*)b)->uri;
  76         const char *ua,*ub;
  77         ua=linphone_address_get_username(fa);
  78         ub=linphone_address_get_username(fb);
  79         if (ua!=NULL && ub!=NULL) {
  80                 //printf("Comparing usernames %s,%s\n",ua,ub);
  81                 return strcasecmp(ua,ub);
  82         }
  83         else {
  84                 /* compare hosts*/
  85                 ua=linphone_address_get_domain(fa);
  86                 ub=linphone_address_get_domain(fb);
  87                 if (ua!=NULL && ub!=NULL){
  88                         int ret=strcasecmp(ua,ub);
  89                         //printf("Comparing hostnames %s,%s,res=%i\n",ua,ub,ret);
  90                         return ret;
  91                 }
  92                 else return -1;
  93         }
  94 }
  95
  96 static int friend_compare(const void * a, const void * b){
  97         return friend_data_compare(a,b,NULL);
  98 }
  99
 100
 101 MSList *linphone_find_friend(MSList *fl, const LinphoneAddress *friend, LinphoneFriend **lf){
 102         MSList *res=NULL;
 103         LinphoneFriend dummy;
 104         if (lf!=NULL) *lf=NULL;
 105         dummy.uri=(LinphoneAddress*)friend;
 106         res=ms_list_find_custom(fl,friend_compare,&dummy);
 107         if (lf!=NULL && res!=NULL) *lf=(LinphoneFriend*)res->data;
 108         return res;
 109 }
 110
 111 LinphoneFriend *linphone_find_friend_by_inc_subscribe(MSList *l, SalOp *op){
 112         MSList *elem;
 113         for (elem=l;elem!=NULL;elem=elem->next){
 114                 LinphoneFriend *lf=(LinphoneFriend*)elem->data;
 115                 if (lf->insub==op) return lf;
 116         }
 117         return NULL;
 118 }
 119
 120 LinphoneFriend *linphone_find_friend_by_out_subscribe(MSList *l, SalOp *op){
 121         MSList *elem;
 122         for (elem=l;elem!=NULL;elem=elem->next){
 123                 LinphoneFriend *lf=(LinphoneFriend*)elem->data;
 124                 if (lf->outsub==op) return lf;
 125         }
 126         return NULL;
 127 }
 128
 129 void __linphone_friend_do_subscribe(LinphoneFriend *fr){
 130         char *friend=NULL;
 131         const char *route=NULL;
 132         const char *from=NULL;
 133         LinphoneProxyConfig *cfg;
 134
 135         friend=linphone_address_as_string(fr->uri);
 136         cfg=linphone_core_lookup_known_proxy(fr->lc,linphone_friend_get_address(fr));
 137         if (cfg!=NULL){
 138                 route=linphone_proxy_config_get_route(cfg);
 139                 from=linphone_proxy_config_get_identity(cfg);
 140         }else from=linphone_core_get_primary_contact(fr->lc);
 141         if (fr->outsub==NULL){
 142                 /* people for which we don't have yet an answer should appear as offline */
 143                 fr->status=LINPHONE_STATUS_OFFLINE;
 144                 /*
 145                 if (fr->lc->vtable.notify_recv)
 146                         fr->lc->vtable.notify_recv(fr->lc,(LinphoneFriend*)fr);
 147                  */
 148         }else{
 149                 sal_op_release(fr->outsub);
 150                 fr->outsub=NULL;
 151         }
 152         fr->outsub=sal_op_new(fr->lc->sal);
 153         sal_op_set_route(fr->outsub,route);
 154         sal_subscribe_presence(fr->outsub,from,friend);
 155         ms_free(friend);
 156 }
 157
 158 LinphoneFriend * linphone_friend_new(){
 159         LinphoneFriend *obj=ms_new0(LinphoneFriend,1);
 160         obj->pol=LinphoneSPAccept;
 161         obj->status=LINPHONE_STATUS_OFFLINE;
 162         obj->subscribe=TRUE;
 163         return obj;
 164 }
 165
 166 LinphoneFriend *linphone_friend_new_with_addr(const char *addr){
 167         LinphoneFriend *fr=linphone_friend_new();
 168         if (linphone_friend_set_sip_addr(fr,addr)<0){
 169                 linphone_friend_destroy(fr);
 170                 return NULL;
 171         }
 172         return fr;
 173 }
 174
 175 bool_t linphone_friend_in_list(const LinphoneFriend *lf){
 176         return lf->lc!=NULL;
 177 }
 178
 179 void linphone_core_interpret_friend_uri(LinphoneCore *lc, const char *uri, char **result){
 180         LinphoneAddress *fr=NULL;
 181         *result=NULL;
 182         fr=linphone_address_new(uri);
 183         if (fr==NULL){
 184                 char *tmp=NULL;
 185                 if (strchr(uri,'@')!=NULL){
 186                         LinphoneAddress *u;
 187                         /*try adding sip:*/
 188                         tmp=ms_strdup_printf("sip:%s",uri);
 189                         u=linphone_address_new(tmp);
 190                         if (u!=NULL){
 191                                 *result=tmp;
 192                         }
 193                 }else if (lc->default_proxy!=NULL){
 194                         /*try adding domain part from default current proxy*/
 195                         LinphoneAddress * id=linphone_address_new(linphone_core_get_identity(lc));
 196                         if (id!=NULL){
 197                                 linphone_address_set_username(id,uri);
 198                                 *result=linphone_address_as_string(id);
 199                                 linphone_address_destroy(id);
 200                         }
 201                 }
 202                 if (*result){
 203                         /*looks good */
 204                         ms_message("%s interpreted as %s",uri,*result);
 205                 }else{
 206                         ms_warning("Fail to interpret friend uri %s",uri);
 207                 }
 208         }else *result=linphone_address_as_string(fr);
 209         linphone_address_destroy(fr);
 210 }
 211
 212 int linphone_friend_set_sip_addr(LinphoneFriend *lf, const char *addr){
 213         LinphoneAddress *fr=linphone_address_new(addr);
 214         if (fr==NULL) {
 215                 ms_warning("Invalid friend sip uri: %s",addr);
 216                 return -1;
 217         }
 218         linphone_address_clean(fr);
 219         if (lf->uri!=NULL) linphone_address_destroy(lf->uri);
 220         lf->uri=fr;
 221         return 0;
 222 }
 223
 224 int linphone_friend_set_name(LinphoneFriend *lf, const char *name){
 225         LinphoneAddress *fr=lf->uri;
 226         if (fr==NULL){
 227                 ms_error("linphone_friend_set_sip_addr() must be called before linphone_friend_set_name().");
 228                 return -1;
 229         }
 230         linphone_address_set_display_name(fr,name);
 231         return 0;
 232 }
 233
 234 int linphone_friend_send_subscribe(LinphoneFriend *fr, bool_t val){
 235         fr->subscribe=val;
 236         return 0;
 237 }
 238
 239 int linphone_friend_set_inc_subscribe_policy(LinphoneFriend *fr, LinphoneSubscribePolicy pol)
 240 {
 241         fr->pol=pol;
 242         return 0;
 243 }
 244
 245 SalPresenceStatus linphone_online_status_to_sal(LinphoneOnlineStatus os){
 246         switch(os){
 247                 case LINPHONE_STATUS_OFFLINE:
 248                         return SalPresenceOffline;
 249                 break;
 250                 case LINPHONE_STATUS_ONLINE:
 251                         return SalPresenceOnline;
 252                 break;
 253                 case LINPHONE_STATUS_BUSY:
 254                         return SalPresenceBusy;
 255                 break;
 256                 case LINPHONE_STATUS_BERIGHTBACK:
 257                         return SalPresenceBerightback;
 258                 break;
 259                 case LINPHONE_STATUS_AWAY:
 260                         return SalPresenceAway;
 261                 break;
 262                 case LINPHONE_STATUS_ONTHEPHONE:
 263                         return SalPresenceOnthephone;
 264                 break;
 265                 case LINPHONE_STATUS_OUTTOLUNCH:
 266                         return SalPresenceOuttolunch;
 267                 break;
 268                 case LINPHONE_STATUS_NOT_DISTURB:
 269                         return SalPresenceDonotdisturb;
 270                 break;
 271                 case LINPHONE_STATUS_MOVED:
 272                         return SalPresenceMoved;
 273                 break;
 274                 case LINPHONE_STATUS_ALT_SERVICE:
 275                         return SalPresenceAltService;
 276                 break;
 277                 case LINPHONE_STATUS_PENDING:
 278                         return SalPresenceOffline;
 279                 break;
 280                 default:
 281                         return SalPresenceOffline;
 282                 break;
 283         }
 284         return SalPresenceOffline;
 285 }
 286
 287 void linphone_friend_notify(LinphoneFriend *lf, LinphoneOnlineStatus os){
 288         //printf("Wish to notify %p, lf->nid=%i\n",lf,lf->nid);
 289         if (lf->insub!=NULL){
 290                 sal_notify_presence(lf->insub,linphone_online_status_to_sal(os),NULL);
 291         }
 292 }
 293
 294 static void linphone_friend_unsubscribe(LinphoneFriend *lf){
 295         if (lf->outsub!=NULL) {
 296                 sal_unsubscribe(lf->outsub);
 297                 sal_op_release(lf->outsub);
 298                 lf->outsub=NULL;
 299         }
 300 }
 301
 302 void linphone_friend_close_subscriptions(LinphoneFriend *lf){
 303         linphone_friend_notify(lf,LINPHONE_STATUS_OFFLINE);
 304         linphone_friend_unsubscribe(lf);
 305         if (lf->insub){
 306                 sal_notify_close(lf->insub);
 307                 sal_op_release(lf->insub);
 308                 lf->insub=NULL;
 309         }
 310 }
 311
 312 void linphone_friend_destroy(LinphoneFriend *lf){
 313
 314         if (lf->uri!=NULL) linphone_address_destroy(lf->uri);
 315         if (lf->info!=NULL) buddy_info_free(lf->info);
 316         ms_free(lf);
 317 }
 318
 319 const LinphoneAddress *linphone_friend_get_address(const LinphoneFriend *lf){
 320         return lf->uri;
 321 }
 322
 323 bool_t linphone_friend_get_send_subscribe(const LinphoneFriend *lf){
 324         return lf->subscribe;
 325 }
 326
 327 LinphoneSubscribePolicy linphone_friend_get_inc_subscribe_policy(const LinphoneFriend *lf){
 328         return lf->pol;
 329 }
 330
 331 LinphoneOnlineStatus linphone_friend_get_status(const LinphoneFriend *lf){
 332         return lf->status;
 333 }
 334
 335 BuddyInfo * linphone_friend_get_info(const LinphoneFriend *lf){
 336         return lf->info;
 337 }
 338
 339 void linphone_friend_apply(LinphoneFriend *fr, LinphoneCore *lc){
 340         if (fr->uri==NULL) {
 341                 ms_warning("No sip url defined.");
 342                 return;
 343         }
 344         fr->lc=lc;
 345
 346         linphone_core_write_friends_config(lc);
 347
 348         if (fr->inc_subscribe_pending){
 349                 switch(fr->pol){
 350                         case LinphoneSPWait:
 351                                 linphone_friend_notify(fr,LINPHONE_STATUS_PENDING);
 352                                 break;
 353                         case LinphoneSPAccept:
 354                                 if (fr->lc!=NULL)
 355                                   {
 356                                         linphone_friend_notify(fr,fr->lc->presence_mode);
 357                                   }
 358                                 break;
 359                         case LinphoneSPDeny:
 360                                 linphone_friend_notify(fr,LINPHONE_STATUS_OFFLINE);
 361                                 break;
 362                 }
 363                 fr->inc_subscribe_pending=FALSE;
 364         }
 365         if (fr->subscribe && fr->outsub==NULL){
 366
 367                 __linphone_friend_do_subscribe(fr);
 368         }
 369         ms_message("linphone_friend_apply() done.");
 370         lc->bl_refresh=TRUE;
 371 }
 372
 373 void linphone_friend_edit(LinphoneFriend *fr){
 374 }
 375
 376 void linphone_friend_done(LinphoneFriend *fr){
 377         ms_return_if_fail(fr!=NULL);
 378         if (fr->lc==NULL) return;
 379         linphone_friend_apply(fr,fr->lc);
 380 }
 381
 382 void linphone_core_add_friend(LinphoneCore *lc, LinphoneFriend *lf)
 383 {
 384         ms_return_if_fail(lf->lc==NULL);
 385         ms_return_if_fail(lf->uri!=NULL);
 386         if (ms_list_find(lc->friends,lf)!=NULL){
 387                 char *tmp=NULL;
 388                 const LinphoneAddress *addr=linphone_friend_get_address(lf);
 389                 if (addr) tmp=linphone_address_as_string(addr);
 390                 ms_warning("Friend %s already in list, ignored.", tmp ? tmp : "unknown");
 391                 if (tmp) ms_free(tmp);
 392                 return ;
 393         }
 394         lc->friends=ms_list_append(lc->friends,lf);
 395         linphone_friend_apply(lf,lc);
 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_friend_set_ref_key(LinphoneFriend *lf, const char *key){
 409         if (lf->refkey!=NULL){
 410                 ms_free(lf->refkey);
 411                 lf->refkey=NULL;
 412         }
 413         if (key)
 414                 lf->refkey=ms_strdup(key);
 415         if (lf->lc)
 416                 linphone_core_write_friends_config(lf->lc);
 417 }
 418
 419 const char *linphone_friend_get_ref_key(const LinphoneFriend *lf){
 420         return lf->refkey;
 421 }
 422
 423 static bool_t username_match(const char *u1, const char *u2){
 424         if (u1==NULL && u2==NULL) return TRUE;
 425         if (u1 && u2 && strcasecmp(u1,u2)==0) return TRUE;
 426         return FALSE;
 427 }
 428
 429 LinphoneFriend *linphone_core_get_friend_by_address(const LinphoneCore *lc, const char *uri){
 430         LinphoneAddress *puri=linphone_address_new(uri);
 431         const MSList *elem;
 432         const char *username=linphone_address_get_username(puri);
 433         const char *domain=linphone_address_get_domain(puri);
 434         LinphoneFriend *lf=NULL;
 435
 436         if (puri==NULL){
 437                 return NULL;
 438         }
 439         for(elem=lc->friends;elem!=NULL;elem=ms_list_next(elem)){
 440                 lf=(LinphoneFriend*)elem->data;
 441                 const char *it_username=linphone_address_get_username(lf->uri);
 442                 const char *it_host=linphone_address_get_domain(lf->uri);;
 443                 if (strcasecmp(domain,it_host)==0 && username_match(username,it_username)){
 444                         break;
 445                 }
 446                 lf=NULL;
 447         }
 448         linphone_address_destroy(puri);
 449         return lf;
 450 }
 451
 452 LinphoneFriend *linphone_core_get_friend_by_ref_key(const LinphoneCore *lc, const char *key){
 453         const MSList *elem;
 454         if (key==NULL) return NULL;
 455         for(elem=linphone_core_get_friend_list(lc);elem!=NULL;elem=elem->next){
 456                 LinphoneFriend *lf=(LinphoneFriend*)elem->data;
 457                 if (lf->refkey!=NULL && strcmp(lf->refkey,key)==0){
 458                         return lf;
 459                 }
 460         }
 461         return NULL;
 462 }
 463
 464 #define key_compare(s1,s2)      strcmp(s1,s2)
 465
 466 LinphoneSubscribePolicy __policy_str_to_enum(const char* pol){
 467         if (key_compare("accept",pol)==0){
 468                 return LinphoneSPAccept;
 469         }
 470         if (key_compare("deny",pol)==0){
 471                 return LinphoneSPDeny;
 472         }
 473         if (key_compare("wait",pol)==0){
 474                 return LinphoneSPWait;
 475         }
 476         ms_warning("Unrecognized subscribe policy: %s",pol);
 477         return LinphoneSPWait;
 478 }
 479
 480 LinphoneProxyConfig *__index_to_proxy(LinphoneCore *lc, int index){
 481         if (index>=0) return (LinphoneProxyConfig*)ms_list_nth_data(lc->sip_conf.proxies,index);
 482         else return NULL;
 483 }
 484
 485 LinphoneFriend * linphone_friend_new_from_config_file(LinphoneCore *lc, int index){
 486         const char *tmp;
 487         char item[50];
 488         int a;
 489         LinphoneFriend *lf;
 490         LpConfig *config=lc->config;
 491
 492         sprintf(item,"friend_%i",index);
 493
 494         if (!lp_config_has_section(config,item)){
 495                 return NULL;
 496         }
 497
 498         tmp=lp_config_get_string(config,item,"url",NULL);
 499         if (tmp==NULL) {
 500                 return NULL;
 501         }
 502         lf=linphone_friend_new_with_addr(tmp);
 503         if (lf==NULL) {
 504                 return NULL;
 505         }
 506         tmp=lp_config_get_string(config,item,"pol",NULL);
 507         if (tmp==NULL) linphone_friend_set_inc_subscribe_policy(lf,LinphoneSPWait);
 508         else{
 509                 linphone_friend_set_inc_subscribe_policy(lf,__policy_str_to_enum(tmp));
 510         }
 511         a=lp_config_get_int(config,item,"subscribe",0);
 512         linphone_friend_send_subscribe(lf,a);
 513
 514         linphone_friend_set_ref_key(lf,lp_config_get_string(config,item,"refkey",NULL));
 515         return lf;
 516 }
 517
 518 const char *__policy_enum_to_str(LinphoneSubscribePolicy pol){
 519         switch(pol){
 520                 case LinphoneSPAccept:
 521                         return "accept";
 522                         break;
 523                 case LinphoneSPDeny:
 524                         return "deny";
 525                         break;
 526                 case LinphoneSPWait:
 527                         return "wait";
 528                         break;
 529         }
 530         ms_warning("Invalid policy enum value.");
 531         return "wait";
 532 }
 533
 534 void linphone_friend_write_to_config_file(LpConfig *config, LinphoneFriend *lf, int index){
 535         char key[50];
 536         char *tmp;
 537         const char *refkey;
 538
 539         sprintf(key,"friend_%i",index);
 540
 541         if (lf==NULL){
 542                 lp_config_clean_section(config,key);
 543                 return;
 544         }
 545         if (lf->uri!=NULL){
 546                 tmp=linphone_address_as_string(lf->uri);
 547                 if (tmp==NULL) {
 548                         return;
 549                 }
 550                 lp_config_set_string(config,key,"url",tmp);
 551                 osip_free(tmp);
 552         }
 553         lp_config_set_string(config,key,"pol",__policy_enum_to_str(lf->pol));
 554         lp_config_set_int(config,key,"subscribe",lf->subscribe);
 555
 556         refkey=linphone_friend_get_ref_key(lf);
 557         if (refkey){
 558                 lp_config_set_string(config,key,"refkey",refkey);
 559         }
 560 }
 561
 562 void linphone_core_write_friends_config(LinphoneCore* lc)
 563 {
 564         MSList *elem;
 565         int i;
 566         if (!lc->ready) return; /*dont write config when reading it !*/
 567         for (elem=lc->friends,i=0; elem!=NULL; elem=ms_list_next(elem),i++){
 568                 linphone_friend_write_to_config_file(lc->config,(LinphoneFriend*)elem->data,i);
 569         }
 570         linphone_friend_write_to_config_file(lc->config,NULL,i);        /* set the end */
 571 }
 572