thblist.c

   1 /*
   2  * Thrasher Bird - XMPP transport via libpurple
   3  * Copyright (C) 2008 Barracuda Networks, Inc.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (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 Thrasher Bird; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111-1301  USA
  18  */
  19 #include <stdlib.h>
  20 #include "blist.h"
  21 #include "thperl.h"
  22 #include "thrasher.h"
  23 #include "thblist.h"
  24 #include "status.h"
  25
  26 #include <server.h>
  27 #include <account.h>
  28
  29 void thrasher_buddy_status_changed (PurpleBuddy *buddy, PurpleStatus *old,
  30                                     PurpleStatus *new);
  31 void thrasher_buddy_signed_on (PurpleBuddy *buddy);
  32 void thrasher_buddy_signed_off (PurpleBuddy *buddy);
  33 void thrasher_buddy_added (PurpleBuddy *buddy);
  34 void thrasher_buddy_add_request (PurpleAccount *account, const char *remote_user,
  35                            const char *id, const char *alias,
  36                            const char *message);
  37 static void * thrasher_buddy_request_authorize
  38     (PurpleAccount *account,
  39      const char *remote_user,
  40      const char *id,
  41      const char *alias,
  42      const char *message,
  43      gboolean on_list,
  44      PurpleAccountRequestAuthorizationCb authorize_cb,
  45      PurpleAccountRequestAuthorizationCb deny_cb,
  46      void *user_data);
  47 void thrasher_buddy_removed (PurpleBuddy *buddy);
  48 static gpointer thrasher_blist_get_handle (void);
  49 static char* status_text_for_buddy(PurpleBuddy *buddy);
  50
  51 static PurpleAccountUiOps thrasher_account_uiops =
  52 {
  53     // notify added
  54     thrasher_buddy_add_request,
  55
  56     // status changed
  57     NULL,
  58
  59     // request add
  60     thrasher_buddy_add_request,
  61
  62     // request_authorize
  63     thrasher_buddy_request_authorize,
  64
  65     // close_account_request
  66     NULL,
  67     // save_node
  68     NULL,
  69     // remove_node
  70     NULL,
  71     // save_account
  72     NULL,
  73     // Reserved
  74     NULL
  75 };
  76
  77 struct _PurpleStatusType
  78 {
  79     PurpleStatusPrimitive primitive;
  80
  81     char *id;
  82     char *name;
  83     char *primary_attr_id;
  84
  85     gboolean saveable;
  86     gboolean user_settable;
  87     gboolean independent;
  88
  89     GList *attrs;
  90 };
  91
  92
  93 struct _PurpleStatus
  94 {
  95     struct _PurpleStatusType *type;
  96     PurplePresence *presence;
  97
  98     const char *title;
  99
 100     gboolean active;
 101
 102     GHashTable *attr_values;
 103 };
 104
 105 /**
 106  * @brief This is the callback for the buddy-status-changed signal
 107  * @param buddy PurpleBuddy struct
 108  * @param old (unused)
 109  * @param new @buddy new PurpleStatus
 110  */
 111 void thrasher_buddy_status_changed (PurpleBuddy *buddy,
 112                                     PurpleStatus *old,
 113                                     PurpleStatus *new)
 114 {
 115     PurpleGroup *group;
 116     const char *group_name = NULL;
 117     const char *alias      = NULL;
 118
 119     g_return_if_fail(buddy != NULL);
 120     g_return_if_fail(new != NULL);
 121
 122     group = purple_buddy_get_group(buddy);
 123
 124     if (group)
 125         group_name = purple_group_get_name(group);
 126
 127     alias = purple_buddy_get_alias_only(buddy);
 128
 129     char* message = status_text_for_buddy(buddy);
 130     if (! message) {
 131         message = g_strdup(purple_status_get_attr_string(new, "message"));
 132     }
 133
 134     thrasher_wrapper_presence_in(thrasher_account_get_jid(buddy->account),
 135                                  purple_buddy_get_name(buddy),
 136                                  alias,
 137                                  group_name,
 138                                  purple_status_type_get_primitive(new->type),
 139                                  message);
 140     g_free(message);
 141 }
 142
 143 /* Returns a string that becomes owned by the caller or NULL. */
 144 static char*
 145 status_text_for_buddy(PurpleBuddy *buddy) {
 146     if (! buddy) {
 147         return NULL;
 148     }
 149     if (! buddy->account->gc) {
 150         return NULL;
 151     }
 152
 153     const char *prpl_id = purple_account_get_protocol_id(buddy->account);
 154     if (prpl_id) {
 155         PurplePlugin *prpl = purple_find_prpl(prpl_id);
 156         if (prpl) {
 157             PurplePluginProtocolInfo *prpl_info
 158                 = PURPLE_PLUGIN_PROTOCOL_INFO(prpl);
 159             if (prpl_info && prpl_info->status_text) {
 160                 return prpl_info->status_text(buddy);
 161             }
 162         }
 163     }
 164     return NULL;
 165 }
 166 void thrasher_buddy_authorize (const char *jid,
 167                                const char *legacy_username) {
 168     g_return_if_fail(jid);
 169     g_return_if_fail(legacy_username);
 170
 171     PurpleAccount *account = thrasher_get_account_by_jid(jid);
 172     g_return_if_fail(account);
 173
 174     PurpleConnection *gc =
 175         thrasher_get_connection_by_account(account);
 176     g_return_if_fail(gc);
 177
 178     purple_debug_info("thrasher", "Authorizing %s for jid %s\n",
 179                       legacy_username, jid);
 180
 181     // defensive; probably only add_permit is necesary
 182     serv_rem_deny(gc, legacy_username);
 183
 184     serv_add_permit(gc, legacy_username);
 185 }
 186
 187 void thrasher_buddy_deauthorize (const char *jid,
 188                                  const char *legacy_username) {
 189     g_return_if_fail(jid);
 190     g_return_if_fail(legacy_username);
 191
 192     PurpleAccount *account = thrasher_get_account_by_jid(jid);
 193     g_return_if_fail(account);
 194
 195     PurpleConnection *gc =
 196         thrasher_get_connection_by_account(account);
 197     g_return_if_fail(gc);
 198
 199     purple_debug_info("thrasher", "Deauthorizing %s for jid %s\n",
 200                       legacy_username, jid);
 201
 202     // no corresponding deny, we don't have a reperesentation for that
 203     serv_rem_permit(gc, legacy_username);
 204 }
 205
 206 void thrasher_buddy_signed_on (PurpleBuddy *buddy)
 207 {
 208     PurplePresence *presence;
 209
 210     presence = purple_buddy_get_presence(buddy);
 211
 212     if (!presence)
 213         return;
 214
 215     // libpurple uses this to populate some stuff about the
 216     // buddy, particularly useful for XMPP file transfers but
 217     // probably the cause of random other errors if we don't fill this
 218     // out.
 219     PurpleAccount* account = buddy->account;
 220     g_return_if_fail(account);
 221     PurpleConnection* connection = thrasher_connection_for_account(account);
 222     g_return_if_fail(connection);
 223
 224     purple_debug_info("thblist",
 225                       "getting server info for %s\n\n---------\n\n",
 226                       buddy->name);
 227     serv_get_info(connection, buddy->name);
 228
 229     /* Currently active status may be PURPLE_STATUS_UNAVAILABLE
 230      * (translates XMPP dnd) instead of just "available".
 231      */
 232     PurpleStatus *status = purple_presence_get_active_status(presence);
 233
 234     thrasher_buddy_status_changed(buddy,
 235                                   NULL,
 236                                   status);
 237 }
 238
 239 void thrasher_buddy_signed_off (PurpleBuddy *buddy)
 240 {
 241     PurplePresence *presence;
 242
 243     presence = purple_buddy_get_presence(buddy);
 244
 245     if (!presence)
 246         return;
 247
 248     thrasher_buddy_status_changed(buddy,
 249                                   NULL,
 250                                   purple_presence_get_status(presence, "offline"));
 251 }
 252
 253 static void * thrasher_buddy_request_authorize
 254     (PurpleAccount *account,
 255      const char *remote_user,
 256      const char *id,
 257      const char *alias,
 258      const char *message,
 259      gboolean on_list,
 260      PurpleAccountRequestAuthorizationCb authorize_cb,
 261      PurpleAccountRequestAuthorizationCb deny_cb,
 262      void *user_data) {
 263     // authorize_cb sometimes NULL?!?
 264     purple_debug_info("thrasher", "request authorize, empty cb: %s\n",
 265                       authorize_cb ? "FALSE" : "TRUE");
 266     thrasher_buddy_add_request(account, remote_user, "", alias, message);
 267
 268     if (authorize_cb) {
 269         authorize_cb(user_data);
 270     }
 271
 272     void *uihandle = NULL;
 273     return uihandle;
 274 }
 275
 276 /* thrasher_buddy_add_request
 277  *
 278  * Triggered on a buddy-added signal, this allows us to push new subscriptions.
 279  *
 280  */
 281 void thrasher_buddy_added (PurpleBuddy *buddy) {
 282     PurplePresence *presence = purple_buddy_get_presence(buddy);
 283     PurpleStatus *status     = purple_presence_get_active_status(presence);
 284     PurpleStatusType *type   = purple_status_get_type(status);
 285
 286     const char *jid = thrasher_account_get_jid(buddy->account);
 287     const char *sender = purple_buddy_get_name(buddy);
 288     const guint status_int = purple_status_type_get_primitive(type);
 289
 290     purple_debug_info("thrasher",
 291                       "buddy added to %s: %s\n",
 292                       jid, sender);
 293
 294     thrasher_wrapper_subscription_add(jid, sender, status_int);
 295 }
 296
 297
 298 void thrasher_buddy_add_request (PurpleAccount *account, const char *remote_user,
 299                            const char *id, const char *alias,
 300                            const char *message)
 301 {
 302     const char *jid = thrasher_account_get_jid(account);
 303     purple_debug_info("thrasher",
 304                       "legacy user %s aka %s added %s to roster\n",
 305                       remote_user, alias, jid);
 306     thrasher_wrapper_legacy_user_add_user(jid, remote_user);
 307 }
 308
 309
 310 void thrasher_buddy_removed (PurpleBuddy *buddy)
 311 {
 312 /*    printf("Removed buddy:\t[%s]\t[%s]\n", purple_buddy_get_name(buddy),
 313  *        purple_status_get_name( purple_presence_get_active_status( purple_buddy_get_presence(buddy) ) )
 314  *   );
 315  *
 316     PurplePresence *presence = purple_buddy_get_presence(buddy);
 317     PurpleStatus *status     = purple_presence_get_active_status(presence);
 318     PurpleStatusType *type   = purple_status_get_type(status);
 319     PurpleGroup *group       = purple_buddy_get_group(buddy);
 320
 321     * Need to fire jid, sender, group_name, alias, and status back to perl */
 322
 323     // jid = thrasher_account_get_jid(buddy->account)
 324     // sender = purple_buddy_get_name(buddy)
 325     // group_name = purple_group_get_name(group)
 326     // alias = purple_buddy_get_alias_only(buddy)
 327     // status = purple_status_type_get_primitive(type)
 328 }
 329
 330
 331 static gpointer
 332 thrasher_blist_get_handle ()
 333 {
 334     static int handle;
 335     return &handle;
 336 }
 337
 338
 339 void thrasher_blist_init()
 340 {
 341     purple_accounts_set_ui_ops(&thrasher_account_uiops);
 342
 343     purple_signal_connect(purple_blist_get_handle(),
 344                           "buddy-status-changed",
 345                           thrasher_blist_get_handle(),
 346                           PURPLE_CALLBACK(thrasher_buddy_status_changed),
 347                           NULL);
 348
 349     purple_signal_connect(purple_blist_get_handle(),
 350                           "buddy-signed-on",
 351                           thrasher_blist_get_handle(),
 352                           PURPLE_CALLBACK(thrasher_buddy_signed_on),
 353                           NULL);
 354
 355     purple_signal_connect(purple_blist_get_handle(),
 356                           "buddy-signed-off",
 357                           thrasher_blist_get_handle(),
 358                           PURPLE_CALLBACK(thrasher_buddy_signed_off),
 359                           NULL);
 360
 361     // It looks like this only comes in for things already on our roster.
 362     purple_signal_connect(purple_blist_get_handle(),
 363                           "buddy-added",
 364                           thrasher_blist_get_handle(),
 365                           PURPLE_CALLBACK(thrasher_buddy_added),
 366                           NULL);
 367
 368     /*
 369     purple_signal_connect(purple_blist_get_handle(),
 370                           "buddy-removed",
 371                           thrasher_blist_get_handle(),
 372                           PURPLE_CALLBACK(thrasher_buddy_removed),
 373                           NULL);
 374     */
 375 }
 376
 377