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                 if (fr->lc->vtable.notify_recv)
 145                         fr->lc->vtable.notify_recv(fr->lc,(LinphoneFriend*)fr);
 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         ms_free(friend);
 154 }
 155
 156 LinphoneFriend * linphone_friend_new(){
 157         LinphoneFriend *obj=ms_new0(LinphoneFriend,1);
 158         obj->pol=LinphoneSPAccept;
 159         obj->status=LINPHONE_STATUS_OFFLINE;
 160         obj->subscribe=TRUE;
 161         return obj;
 162 }
 163
 164 LinphoneFriend *linphone_friend_new_with_addr(const char *addr){
 165         LinphoneFriend *fr=linphone_friend_new();
 166         if (linphone_friend_set_sip_addr(fr,addr)<0){
 167                 linphone_friend_destroy(fr);
 168                 return NULL;
 169         }
 170         return fr;
 171 }
 172
 173 bool_t linphone_friend_in_list(const LinphoneFriend *lf){
 174         return lf->lc!=NULL;
 175 }
 176
 177 void linphone_core_interpret_friend_uri(LinphoneCore *lc, const char *uri, char **result){
 178         LinphoneAddress *fr=NULL;
 179         *result=NULL;
 180         fr=linphone_address_new(uri);
 181         if (fr==NULL){
 182                 char *tmp=NULL;
 183                 if (strchr(uri,'@')!=NULL){
 184                         LinphoneAddress *u;
 185                         /*try adding sip:*/
 186                         tmp=ms_strdup_printf("sip:%s",uri);
 187                         u=linphone_address_new(tmp);
 188                         if (u!=NULL){
 189                                 *result=tmp;
 190                         }
 191                 }else if (lc->default_proxy!=NULL){
 192                         /*try adding domain part from default current proxy*/
 193                         LinphoneAddress * id=linphone_address_new(linphone_core_get_identity(lc));
 194                         if (id!=NULL){
 195                                 linphone_address_set_username(id,uri);
 196                                 *result=linphone_address_as_string(id);
 197                                 linphone_address_destroy(id);
 198                         }
 199                 }
 200                 if (*result){
 201                         /*looks good */
 202                         ms_message("%s interpreted as %s",uri,*result);
 203                 }else{
 204                         ms_warning("Fail to interpret friend uri %s",uri);
 205                 }
 206         }else *result=linphone_address_as_string(fr);
 207         linphone_address_destroy(fr);
 208 }
 209
 210 int linphone_friend_set_sip_addr(LinphoneFriend *lf, const char *addr){
 211         LinphoneAddress *fr=linphone_address_new(addr);
 212         if (fr==NULL) {
 213                 ms_warning("Invalid friend sip uri: %s",addr);
 214                 return -1;
 215         }
 216         linphone_address_clean(fr);
 217         if (lf->uri!=NULL) linphone_address_destroy(lf->uri);
 218         lf->uri=fr;
 219         return 0;
 220 }
 221
 222 int linphone_friend_set_name(LinphoneFriend *lf, const char *name){
 223         LinphoneAddress *fr=lf->uri;
 224         if (fr==NULL){
 225                 ms_error("linphone_friend_set_sip_addr() must be called before linphone_friend_set_name().");
 226                 return -1;
 227         }
 228         linphone_address_set_display_name(fr,name);
 229         return 0;
 230 }
 231
 232 int linphone_friend_send_subscribe(LinphoneFriend *fr, bool_t val){
 233         fr->subscribe=val;
 234         return 0;
 235 }
 236
 237 int linphone_friend_set_inc_subscribe_policy(LinphoneFriend *fr, LinphoneSubscribePolicy pol)
 238 {
 239         fr->pol=pol;
 240         return 0;
 241 }
 242
 243 SalPresenceStatus linphone_online_status_to_sal(LinphoneOnlineStatus os){
 244         switch(os){
 245                 case LINPHONE_STATUS_OFFLINE:
 246                         return SalPresenceOffline;
 247                 break;
 248                 case LINPHONE_STATUS_ONLINE:
 249                         return SalPresenceOnline;
 250                 break;
 251                 case LINPHONE_STATUS_BUSY:
 252                         return SalPresenceBusy;
 253                 break;
 254                 case LINPHONE_STATUS_BERIGHTBACK:
 255                         return SalPresenceBerightback;
 256                 break;
 257                 case LINPHONE_STATUS_AWAY:
 258                         return SalPresenceAway;
 259                 break;
 260                 case LINPHONE_STATUS_ONTHEPHONE:
 261                         return SalPresenceOnthephone;
 262                 break;
 263                 case LINPHONE_STATUS_OUTTOLUNCH:
 264                         return SalPresenceOuttolunch;
 265                 break;
 266                 case LINPHONE_STATUS_NOT_DISTURB:
 267                         return SalPresenceDonotdisturb;
 268                 break;
 269                 case LINPHONE_STATUS_MOVED:
 270                         return SalPresenceMoved;
 271                 break;
 272                 case LINPHONE_STATUS_ALT_SERVICE:
 273                         return SalPresenceAltService;
 274                 break;
 275                 case LINPHONE_STATUS_PENDING:
 276                         return SalPresenceOffline;
 277                 break;
 278                 default:
 279                         return SalPresenceOffline;
 280                 break;
 281         }
 282         return SalPresenceOffline;
 283 }
 284
 285 void linphone_friend_notify(LinphoneFriend *lf, LinphoneOnlineStatus os){
 286         //printf("Wish to notify %p, lf->nid=%i\n",lf,lf->nid);
 287         if (lf->insub!=NULL){
 288                 sal_notify_presence(lf->insub,linphone_online_status_to_sal(os),NULL);
 289         }
 290 }
 291
 292 static void linphone_friend_unsubscribe(LinphoneFriend *lf){
 293         if (lf->outsub!=NULL) {
 294                 sal_unsubscribe(lf->outsub);
 295                 sal_op_release(lf->outsub);
 296                 lf->outsub=NULL;
 297         }
 298 }
 299
 300 void linphone_friend_destroy(LinphoneFriend *lf){
 301         linphone_friend_notify(lf,LINPHONE_STATUS_OFFLINE);
 302         linphone_friend_unsubscribe(lf);
 303         if (lf->insub){
 304                 sal_notify_close(lf->insub);
 305                 sal_op_release(lf->insub);
 306         }
 307         if (lf->uri!=NULL) linphone_address_destroy(lf->uri);
 308         if (lf->info!=NULL) buddy_info_free(lf->info);
 309         ms_free(lf);
 310 }
 311
 312 const LinphoneAddress *linphone_friend_get_address(const LinphoneFriend *lf){
 313         return lf->uri;
 314 }
 315
 316 bool_t linphone_friend_get_send_subscribe(const LinphoneFriend *lf){
 317         return lf->subscribe;
 318 }
 319
 320 LinphoneSubscribePolicy linphone_friend_get_inc_subscribe_policy(const LinphoneFriend *lf){
 321         return lf->pol;
 322 }
 323
 324 LinphoneOnlineStatus linphone_friend_get_status(const LinphoneFriend *lf){
 325         return lf->status;
 326 }
 327
 328 BuddyInfo * linphone_friend_get_info(const LinphoneFriend *lf){
 329         return lf->info;
 330 }
 331
 332 void linphone_friend_apply(LinphoneFriend *fr, LinphoneCore *lc){
 333         if (fr->uri==NULL) {
 334                 ms_warning("No sip url defined.");
 335                 return;
 336         }
 337         fr->lc=lc;
 338
 339         linphone_core_write_friends_config(lc);
 340
 341         if (fr->inc_subscribe_pending){
 342                 switch(fr->pol){
 343                         case LinphoneSPWait:
 344                                 linphone_friend_notify(fr,LINPHONE_STATUS_PENDING);
 345                                 break;
 346                         case LinphoneSPAccept:
 347                                 if (fr->lc!=NULL)
 348                                   {
 349                                         linphone_friend_notify(fr,fr->lc->presence_mode);
 350                                   }
 351                                 break;
 352                         case LinphoneSPDeny:
 353                                 linphone_friend_notify(fr,LINPHONE_STATUS_OFFLINE);
 354                                 break;
 355                 }
 356                 fr->inc_subscribe_pending=FALSE;
 357         }
 358         if (fr->subscribe && fr->outsub==NULL){
 359
 360                 __linphone_friend_do_subscribe(fr);
 361         }
 362         ms_message("linphone_friend_apply() done.");
 363         lc->bl_refresh=TRUE;
 364 }
 365
 366 void linphone_friend_edit(LinphoneFriend *fr){
 367 }
 368
 369 void linphone_friend_done(LinphoneFriend *fr){
 370         ms_return_if_fail(fr!=NULL);
 371         if (fr->lc==NULL) return;
 372         linphone_friend_apply(fr,fr->lc);
 373 }
 374
 375 void linphone_core_add_friend(LinphoneCore *lc, LinphoneFriend *lf)
 376 {
 377         ms_return_if_fail(lf->lc==NULL);
 378         ms_return_if_fail(lf->uri!=NULL);
 379         if (ms_list_find(lc->friends,lf)!=NULL){
 380                 char *tmp=NULL;
 381                 const LinphoneAddress *addr=linphone_friend_get_address(lf);
 382                 if (addr) tmp=linphone_address_as_string(addr);
 383                 ms_warning("Friend %s already in list, ignored.", tmp ? tmp : "unknown");
 384                 if (tmp) ms_free(tmp);
 385                 return ;
 386         }
 387         lc->friends=ms_list_append(lc->friends,lf);
 388         linphone_friend_apply(lf,lc);
 389         return ;
 390 }
 391
 392 void linphone_core_remove_friend(LinphoneCore *lc, LinphoneFriend* fl){
 393         MSList *el=ms_list_find(lc->friends,(void *)fl);
 394         if (el!=NULL){
 395                 lc->friends=ms_list_remove_link(lc->friends,el);
 396                 linphone_friend_destroy((LinphoneFriend*)el->data);
 397                 linphone_core_write_friends_config(lc);
 398         }
 399 }
 400
 401 void linphone_friend_set_ref_key(LinphoneFriend *lf, const char *key){
 402         if (lf->refkey!=NULL){
 403                 ms_free(lf->refkey);
 404                 lf->refkey=NULL;
 405         }
 406         if (key)
 407                 lf->refkey=ms_strdup(key);
 408         if (lf->lc)
 409                 linphone_core_write_friends_config(lf->lc);
 410 }
 411
 412 const char *linphone_friend_get_ref_key(const LinphoneFriend *lf){
 413         return lf->refkey;
 414 }
 415
 416 static bool_t username_match(const char *u1, const char *u2){
 417         if (u1==NULL && u2==NULL) return TRUE;
 418         if (u1 && u2 && strcasecmp(u1,u2)==0) return TRUE;
 419         return FALSE;
 420 }
 421
 422 LinphoneFriend *linphone_core_get_friend_by_address(const LinphoneCore *lc, const char *uri){
 423         LinphoneAddress *puri=linphone_address_new(uri);
 424         const MSList *elem;
 425         const char *username=linphone_address_get_username(puri);
 426         const char *domain=linphone_address_get_domain(puri);
 427         LinphoneFriend *lf=NULL;
 428
 429         if (puri==NULL){
 430                 return NULL;
 431         }
 432         for(elem=lc->friends;elem!=NULL;elem=ms_list_next(elem)){
 433                 lf=(LinphoneFriend*)elem->data;
 434                 const char *it_username=linphone_address_get_username(lf->uri);
 435                 const char *it_host=linphone_address_get_domain(lf->uri);;
 436                 if (strcasecmp(domain,it_host)==0 && username_match(username,it_username)){
 437                         break;
 438                 }
 439                 lf=NULL;
 440         }
 441         linphone_address_destroy(puri);
 442         return lf;
 443 }
 444
 445 LinphoneFriend *linphone_core_get_friend_by_ref_key(const LinphoneCore *lc, const char *key){
 446         const MSList *elem;
 447         if (key==NULL) return NULL;
 448         for(elem=linphone_core_get_friend_list(lc);elem!=NULL;elem=elem->next){
 449                 LinphoneFriend *lf=(LinphoneFriend*)elem->data;
 450                 if (lf->refkey!=NULL && strcmp(lf->refkey,key)==0){
 451                         return lf;
 452                 }
 453         }
 454         return NULL;
 455 }
 456
 457 #define key_compare(s1,s2)      strcmp(s1,s2)
 458
 459 LinphoneSubscribePolicy __policy_str_to_enum(const char* pol){
 460         if (key_compare("accept",pol)==0){
 461                 return LinphoneSPAccept;
 462         }
 463         if (key_compare("deny",pol)==0){
 464                 return LinphoneSPDeny;
 465         }
 466         if (key_compare("wait",pol)==0){
 467                 return LinphoneSPWait;
 468         }
 469         ms_warning("Unrecognized subscribe policy: %s",pol);
 470         return LinphoneSPWait;
 471 }
 472
 473 LinphoneProxyConfig *__index_to_proxy(LinphoneCore *lc, int index){
 474         if (index>=0) return (LinphoneProxyConfig*)ms_list_nth_data(lc->sip_conf.proxies,index);
 475         else return NULL;
 476 }
 477
 478 LinphoneFriend * linphone_friend_new_from_config_file(LinphoneCore *lc, int index){
 479         const char *tmp;
 480         char item[50];
 481         int a;
 482         LinphoneFriend *lf;
 483         LpConfig *config=lc->config;
 484
 485         sprintf(item,"friend_%i",index);
 486
 487         if (!lp_config_has_section(config,item)){
 488                 return NULL;
 489         }
 490
 491         tmp=lp_config_get_string(config,item,"url",NULL);
 492         if (tmp==NULL) {
 493                 return NULL;
 494         }
 495         lf=linphone_friend_new_with_addr(tmp);
 496         if (lf==NULL) {
 497                 return NULL;
 498         }
 499         tmp=lp_config_get_string(config,item,"pol",NULL);
 500         if (tmp==NULL) linphone_friend_set_inc_subscribe_policy(lf,LinphoneSPWait);
 501         else{
 502                 linphone_friend_set_inc_subscribe_policy(lf,__policy_str_to_enum(tmp));
 503         }
 504         a=lp_config_get_int(config,item,"subscribe",0);
 505         linphone_friend_send_subscribe(lf,a);
 506
 507         linphone_friend_set_ref_key(lf,lp_config_get_string(config,item,"refkey",NULL));
 508         return lf;
 509 }
 510
 511 const char *__policy_enum_to_str(LinphoneSubscribePolicy pol){
 512         switch(pol){
 513                 case LinphoneSPAccept:
 514                         return "accept";
 515                         break;
 516                 case LinphoneSPDeny:
 517                         return "deny";
 518                         break;
 519                 case LinphoneSPWait:
 520                         return "wait";
 521                         break;
 522         }
 523         ms_warning("Invalid policy enum value.");
 524         return "wait";
 525 }
 526
 527 void linphone_friend_write_to_config_file(LpConfig *config, LinphoneFriend *lf, int index){
 528         char key[50];
 529         char *tmp;
 530         const char *refkey;
 531
 532         sprintf(key,"friend_%i",index);
 533
 534         if (lf==NULL){
 535                 lp_config_clean_section(config,key);
 536                 return;
 537         }
 538         if (lf->uri!=NULL){
 539                 tmp=linphone_address_as_string(lf->uri);
 540                 if (tmp==NULL) {
 541                         return;
 542                 }
 543                 lp_config_set_string(config,key,"url",tmp);
 544                 osip_free(tmp);
 545         }
 546         lp_config_set_string(config,key,"pol",__policy_enum_to_str(lf->pol));
 547         lp_config_set_int(config,key,"subscribe",lf->subscribe);
 548
 549         refkey=linphone_friend_get_ref_key(lf);
 550         if (refkey){
 551                 lp_config_set_string(config,key,"refkey",refkey);
 552         }
 553 }
 554
 555 void linphone_core_write_friends_config(LinphoneCore* lc)
 556 {
 557         MSList *elem;
 558         int i;
 559         if (!lc->ready) return; /*dont write config when reading it !*/
 560         for (elem=lc->friends,i=0; elem!=NULL; elem=ms_list_next(elem),i++){
 561                 linphone_friend_write_to_config_file(lc->config,(LinphoneFriend*)elem->data,i);
 562         }
 563         linphone_friend_write_to_config_file(lc->config,NULL,i);        /* set the end */
 564 }
 565