Don't reload a configuration file if nothing has changed.
[asterisk/asterisk.git] / res / res_jabber.c
1 /*
2  * Asterisk -- An open source telephony toolkit.
3  *
4  * Copyright (C) 1999 - 2006, Digium, Inc.
5  *
6  * Matt O'Gorman <mogorman@digium.com>
7  *
8  * See http://www.asterisk.org for more information about
9  * the Asterisk project. Please do not directly contact
10  * any of the maintainers of this project for assistance;
11  * the project provides a web site, mailing lists and IRC
12  * channels for your use.
13  *
14  * This program is free software, distributed under the terms of
15  * the GNU General Public License Version 2. See the LICENSE file
16  * at the top of the source tree.
17  */
18
19 /*! \file
20  * \brief A resource for interfacing asterisk directly as a client
21  * or a component to a jabber compliant server.
22  *
23  * \extref Iksemel http://iksemel.jabberstudio.org/
24  *
25  * \todo If you unload this module, chan_gtalk/jingle will be dead. How do we handle that?
26  * \todo If you have TLS, you can't unload this module. See bug #9738. This needs to be fixed,
27  *       but the bug is in the unmantained Iksemel library
28  *
29  */
30
31 /*** MODULEINFO
32         <depend>iksemel</depend>
33         <use>gnutls</use>
34  ***/
35
36 #include "asterisk.h"
37
38 ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
39
40 #include <stdlib.h>
41 #include <stdio.h>
42 #include <iksemel.h>
43
44 #include "asterisk/channel.h"
45 #include "asterisk/jabber.h"
46 #include "asterisk/file.h"
47 #include "asterisk/config.h"
48 #include "asterisk/callerid.h"
49 #include "asterisk/lock.h"
50 #include "asterisk/logger.h"
51 #include "asterisk/options.h"
52 #include "asterisk/cli.h"
53 #include "asterisk/app.h"
54 #include "asterisk/pbx.h"
55 #include "asterisk/md5.h"
56 #include "asterisk/acl.h"
57 #include "asterisk/utils.h"
58 #include "asterisk/module.h"
59 #include "asterisk/astobj.h"
60 #include "asterisk/astdb.h"
61 #include "asterisk/manager.h"
62
63 #define JABBER_CONFIG "jabber.conf"
64
65 #ifndef FALSE
66 #define FALSE 0
67 #endif
68
69 #ifndef TRUE
70 #define TRUE 1
71 #endif
72
73 /*-- Forward declarations */
74 static int aji_start_sasl(iksparser *prs, enum ikssasltype type, char *username, char *pass);
75 static int aji_highest_bit(int number);
76 static void aji_buddy_destroy(struct aji_buddy *obj);
77 static void aji_client_destroy(struct aji_client *obj);
78 static int aji_send_exec(struct ast_channel *chan, void *data);
79 static int aji_status_exec(struct ast_channel *chan, void *data);
80 static void aji_log_hook(void *data, const char *xmpp, size_t size, int is_incoming);
81 static int aji_act_hook(void *data, int type, iks *node);
82 static void aji_handle_iq(struct aji_client *client, iks *node);
83 static void aji_handle_message(struct aji_client *client, ikspak *pak);
84 static void aji_handle_presence(struct aji_client *client, ikspak *pak);
85 static void aji_handle_subscribe(struct aji_client *client, ikspak *pak);
86 static void *aji_recv_loop(void *data);
87 static int aji_initialize(struct aji_client *client);
88 static int aji_client_connect(void *data, ikspak *pak);
89 static void aji_set_presence(struct aji_client *client, char *to, char *from, int level, char *desc);
90 static int aji_do_debug(int fd, int argc, char *argv[]);
91 static int aji_do_reload(int fd, int argc, char *argv[]);
92 static int aji_no_debug(int fd, int argc, char *argv[]);
93 static int aji_test(int fd, int argc, char *argv[]);
94 static int aji_show_clients(int fd, int argc, char *argv[]);
95 static int aji_create_client(char *label, struct ast_variable *var, int debug);
96 static int aji_create_buddy(char *label, struct aji_client *client);
97 static int aji_reload(int reload);
98 static int aji_load_config(int reload);
99 static void aji_pruneregister(struct aji_client *client);
100 static int aji_filter_roster(void *data, ikspak *pak);
101 static int aji_get_roster(struct aji_client *client);
102 static int aji_client_info_handler(void *data, ikspak *pak);
103 static int aji_dinfo_handler(void *data, ikspak *pak);
104 static int aji_ditems_handler(void *data, ikspak *pak);
105 static int aji_register_query_handler(void *data, ikspak *pak);
106 static int aji_register_approve_handler(void *data, ikspak *pak);
107 static int aji_reconnect(struct aji_client *client);
108 static iks *jabber_make_auth(iksid * id, const char *pass, const char *sid);
109 /* No transports in this version */
110 /*
111 static int aji_create_transport(char *label, struct aji_client *client);
112 static int aji_register_transport(void *data, ikspak *pak);
113 static int aji_register_transport2(void *data, ikspak *pak);
114 */
115
116 static const char debug_usage[] = 
117 "Usage: jabber debug\n" 
118 "       Enables dumping of Jabber packets for debugging purposes.\n";
119
120 static const char no_debug_usage[] = 
121 "Usage: jabber debug off\n" 
122 "       Disables dumping of Jabber packets for debugging purposes.\n";
123
124 static const char reload_usage[] = 
125 "Usage: jabber reload\n" 
126 "       Enables reloading of Jabber module.\n";
127
128 static const char test_usage[] = 
129 "Usage: jabber test [client]\n" 
130 "       Sends test message for debugging purposes.  A specific client\n"
131 "       as configured in jabber.conf can be optionally specified.\n";
132
133 static struct ast_cli_entry aji_cli[] = {
134         { { "jabber", "debug", NULL},
135         aji_do_debug, "Enable Jabber debugging",
136         debug_usage },
137
138         { { "jabber", "reload", NULL},
139         aji_do_reload, "Reload Jabber configuration",
140         reload_usage },
141
142         { { "jabber", "show", "connected", NULL},
143         aji_show_clients, "Show state of clients and components",
144         debug_usage },
145
146         { { "jabber", "debug", "off", NULL},
147         aji_no_debug, "Disable Jabber debug",
148         no_debug_usage },
149
150         { { "jabber", "test", NULL},
151         aji_test, "Shows roster, but is generally used for mog's debugging.",
152         test_usage },
153 };
154
155 static char *app_ajisend = "JabberSend";
156
157 static char *ajisend_synopsis = "JabberSend(jabber,screenname,message)";
158
159 static char *ajisend_descrip =
160 "JabberSend(Jabber,ScreenName,Message)\n"
161 "  Jabber - Client or transport Asterisk uses to connect to Jabber\n" 
162 "  ScreenName - User Name to message.\n" 
163 "  Message - Message to be sent to the buddy\n";
164
165 static char *app_ajistatus = "JabberStatus";
166
167 static char *ajistatus_synopsis = "JabberStatus(Jabber,ScreenName,Variable)";
168
169 static char *ajistatus_descrip =
170 "JabberStatus(Jabber,ScreenName,Variable)\n"
171 "  Jabber - Client or transport Asterisk uses to connect to Jabber\n"
172 "  ScreenName - User Name to retrieve status from.\n"
173 "  Variable - Variable to store presence in will be 1-6.\n" 
174 "             In order, Online, Chatty, Away, XAway, DND, Offline\n" 
175 "             If not in roster variable will = 7\n";
176
177 struct aji_client_container clients;
178 struct aji_capabilities *capabilities = NULL;
179
180 /*! \brief Global flags, initialized to default values */
181 static struct ast_flags globalflags = { AJI_AUTOPRUNE | AJI_AUTOREGISTER };
182 static int tls_initialized = FALSE;
183
184 /*!
185  * \brief Deletes the aji_client data structure.
186  * \param obj aji_client The structure we will delete.
187  * \return void.
188  */
189 static void aji_client_destroy(struct aji_client *obj)
190 {
191         struct aji_message *tmp;
192         ASTOBJ_CONTAINER_DESTROYALL(&obj->buddies, aji_buddy_destroy);
193         ASTOBJ_CONTAINER_DESTROY(&obj->buddies);
194         iks_filter_delete(obj->f);
195         iks_parser_delete(obj->p);
196         iks_stack_delete(obj->stack);
197         AST_LIST_LOCK(&obj->messages);
198         while ((tmp = AST_LIST_REMOVE_HEAD(&obj->messages, list))) {
199                 if (tmp->from)
200                         ast_free(tmp->from);
201                 if (tmp->message)
202                         ast_free(tmp->message);
203         }
204         AST_LIST_HEAD_DESTROY(&obj->messages);
205         ast_free(obj);
206 }
207
208 /*!
209  * \brief Deletes the aji_buddy data structure.
210  * \param obj aji_buddy The structure we will delete.
211  * \return void.
212  */
213 static void aji_buddy_destroy(struct aji_buddy *obj)
214 {
215         struct aji_resource *tmp;
216
217         while ((tmp = obj->resources)) {
218                 obj->resources = obj->resources->next;
219                 ast_free(tmp->description);
220                 ast_free(tmp);
221         }
222
223         ast_free(obj);
224 }
225
226 /*!
227  * \brief Find version in XML stream and populate our capabilities list
228  * \param node the node attribute in the caps element we'll look for or add to 
229  * our list
230  * \param version the version attribute in the caps element we'll look for or 
231  * add to our list
232  * \param pak struct The XML stanza we're processing
233  * \return a pointer to the added or found aji_version structure
234  */ 
235 static struct aji_version *aji_find_version(char *node, char *version, ikspak *pak)
236 {
237         struct aji_capabilities *list = NULL;
238         struct aji_version *res = NULL;
239
240         list = capabilities;
241
242         if(!node)
243                 node = pak->from->full;
244         if(!version)
245                 version = "none supplied.";
246         while(list) {
247                 if(!strcasecmp(list->node, node)) {
248                         res = list->versions;
249                         while(res) {
250                                  if(!strcasecmp(res->version, version))
251                                          return res;
252                                  res = res->next;
253                         }
254                         /* Specified version not found. Let's add it to 
255                            this node in our capabilities list */
256                         if(!res) {
257                                 res = ast_malloc(sizeof(*res));
258                                 if(!res) {
259                                         ast_log(LOG_ERROR, "Out of memory!\n");
260                                         return NULL;
261                                 }
262                                 res->jingle = 0;
263                                 res->parent = list;
264                                 ast_copy_string(res->version, version, sizeof(res->version));
265                                 res->next = list->versions;
266                                 list->versions = res;
267                                 return res;
268                         }
269                 }
270                 list = list->next;
271         }
272         /* Specified node not found. Let's add it our capabilities list */
273         if(!list) {
274                 list = ast_malloc(sizeof(*list));
275                 if(!list) {
276                         ast_log(LOG_ERROR, "Out of memory!\n");
277                         return NULL;
278                 }
279                 res = ast_malloc(sizeof(*res));
280                 if(!res) {
281                         ast_log(LOG_ERROR, "Out of memory!\n");
282                         return NULL;
283                 }
284                 ast_copy_string(list->node, node, sizeof(list->node));
285                 ast_copy_string(res->version, version, sizeof(res->version));
286                 res->jingle = 0;
287                 res->parent = list;
288                 res->next = NULL;
289                 list->versions = res;
290                 list->next = capabilities;
291                 capabilities = list;
292         }
293         return res;
294 }
295 /*!
296  * \brief Find the aji_resource we want
297  * \param buddy aji_buddy A buddy
298  * \param name 
299  * \return aji_resource object
300 */
301 static struct aji_resource *aji_find_resource(struct aji_buddy *buddy, char *name)
302 {
303         struct aji_resource *res = NULL;
304         if (!buddy || !name)
305                 return res;
306         res = buddy->resources;
307         while (res) {
308                 if (!strcasecmp(res->resource, name)) {
309                         break;
310                 }
311                 res = res->next;
312         }
313         return res;
314 }
315
316 /*!
317  * \brief Jabber GTalk function
318  * \param node iks
319  * \return 1 on success, 0 on failure.
320 */
321 static int gtalk_yuck(iks *node)
322 {
323         if (iks_find_with_attrib(node, "c", "node", "http://www.google.com/xmpp/client/caps"))
324                 return 1;
325         return 0;
326 }
327
328 /*!
329  * \brief Detects the highest bit in a number.
330  * \param number  Number you want to have evaluated.
331  * \return the highest power of 2 that can go into the number.
332  */
333 static int aji_highest_bit(int number)
334 {
335         int x = sizeof(number) * 8 - 1;
336         if (!number)
337                 return 0;
338         for (; x > 0; x--) {
339                 if (number & (1 << x))
340                         break;
341         }
342         return (1 << x);
343 }
344
345 /*!
346  * \brief Setup the authentication struct
347  * \param id iksid 
348  * \param pass password
349  * \param sid
350  * \return x iks
351 */
352 static iks *jabber_make_auth(iksid * id, const char *pass, const char *sid)
353 {
354         iks *x, *y;
355         x = iks_new("iq");
356         iks_insert_attrib(x, "type", "set");
357         y = iks_insert(x, "query");
358         iks_insert_attrib(y, "xmlns", IKS_NS_AUTH);
359         iks_insert_cdata(iks_insert(y, "username"), id->user, 0);
360         iks_insert_cdata(iks_insert(y, "resource"), id->resource, 0);
361         if (sid) {
362                 char buf[41];
363                 char sidpass[100];
364                 snprintf(sidpass, sizeof(sidpass), "%s%s", sid, pass);
365                 ast_sha1_hash(buf, sidpass);
366                 iks_insert_cdata(iks_insert(y, "digest"), buf, 0);
367         } else {
368                 iks_insert_cdata(iks_insert(y, "password"), pass, 0);
369         }
370         return x;
371 }
372
373 /*!
374  * \brief Dial plan function status(). puts the status of watched user 
375    into a channel variable.
376  * \param chan ast_channel
377  * \param data
378  * \return 0 on success, -1 on error
379  */
380 static int aji_status_exec(struct ast_channel *chan, void *data)
381 {
382         struct aji_client *client = NULL;
383         struct aji_buddy *buddy = NULL;
384         struct aji_resource *r = NULL;
385         char *s = NULL, *sender = NULL, *jid = NULL, *screenname = NULL, *resource = NULL, *variable = NULL;
386         int stat = 7;
387         char status[2];
388
389         if (!data) {
390                 ast_log(LOG_ERROR, "This application requires arguments.\n");
391                 return 0;
392         }
393         s = ast_strdupa(data);
394         if (s) {
395                 sender = strsep(&s, "|");
396                 if (sender && (sender[0] != '\0')) {
397                         jid = strsep(&s, "|");
398                         if (jid && (jid[0] != '\0')) {
399                                 variable = s;
400                         } else {
401                                 ast_log(LOG_ERROR, "Bad arguments\n");
402                                 return -1;
403                         }
404                 }
405         }
406
407         if(!strchr(jid, '/')) {
408                 resource = NULL;
409         } else {
410                 screenname = strsep(&jid, "/");
411                 resource = jid;
412         }
413         client = ast_aji_get_client(sender);
414         if (!client) {
415                 ast_log(LOG_WARNING, "Could not find sender connection: %s\n", sender);
416                 return -1;
417         }
418         if(!&client->buddies) {
419                 ast_log(LOG_WARNING, "No buddies for connection : %s\n", sender);
420                 return -1;
421         }
422         buddy = ASTOBJ_CONTAINER_FIND(&client->buddies, resource ? screenname: jid);
423         if (!buddy) {
424                 ast_log(LOG_WARNING, "Could not find buddy in list : %s\n", resource ? screenname : jid);
425                 return -1;
426         }
427         r = aji_find_resource(buddy, resource);
428         if(!r && buddy->resources) 
429                 r = buddy->resources;
430         if(!r)
431                 ast_log(LOG_NOTICE, "Resource %s of buddy %s not found \n", resource, screenname);
432         else
433                 stat = r->status;
434         sprintf(status, "%d", stat);
435         pbx_builtin_setvar_helper(chan, variable, status);
436         return 0;
437 }
438
439 /*!
440  * \brief Dial plan function to send a message.
441  * \param chan ast_channel
442  * \param data  Data is sender|reciever|message.
443  * \return 0 on success,-1 on error.
444  */
445 static int aji_send_exec(struct ast_channel *chan, void *data)
446 {
447         struct aji_client *client = NULL;
448
449         char *s = NULL, *sender = NULL, *recipient = NULL, *message = NULL;
450
451         if (!data) {
452                 ast_log(LOG_ERROR, "This application requires arguments.\n");
453                 return 0;
454         }
455         s = ast_strdupa(data);
456         if (s) {
457                 sender = strsep(&s, "|");
458                 if (sender && (sender[0] != '\0')) {
459                         recipient = strsep(&s, "|");
460                         if (recipient && (recipient[0] != '\0')) {
461                                 message = s;
462                         } else {
463                                 ast_log(LOG_ERROR, "Bad arguments: %s\n", (char *) data);
464                                 return -1;
465                         }
466                 }
467         }
468         if (!(client = ast_aji_get_client(sender))) {
469                 ast_log(LOG_WARNING, "Could not find sender connection: %s\n", sender);
470                 return -1;
471         }
472         if (strchr(recipient, '@') && message)
473                 ast_aji_send(client, recipient, message);
474         return 0;
475 }
476
477 /*!
478  * \brief the debug loop.
479  * \param data void
480  * \param xmpp xml data as string
481  * \param size size of string
482  * \param is_incoming direction of packet 1 for inbound 0 for outbound.
483  */
484 static void aji_log_hook(void *data, const char *xmpp, size_t size, int is_incoming)
485 {
486         struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
487
488         if (!ast_strlen_zero(xmpp))
489                 manager_event(EVENT_FLAG_USER, "JabberEvent", "Account: %s\r\nPacket: %s\r\n", client->name, xmpp);
490
491         if (client->debug) {
492                 if (is_incoming)
493                         ast_verbose("\nJABBER: %s INCOMING: %s\n", client->name, xmpp);
494                 else {
495                         if( strlen(xmpp) == 1) {
496                                 if(option_debug > 2  && xmpp[0] == ' ')
497                                 ast_verbose("\nJABBER: Keep alive packet\n");
498                         } else
499                                 ast_verbose("\nJABBER: %s OUTGOING: %s\n", client->name, xmpp);
500                 }
501
502         }
503         ASTOBJ_UNREF(client, aji_client_destroy);
504 }
505
506 /*!
507  * \brief A wrapper function for iks_start_sasl
508  * \param prs the XML parser
509  * \param type the SASL authentication type. Supported types are PLAIN and MD5
510  * \param username
511  * \param pass
512  * If SASL authentication type is MD5, we simply call iks_start_sasl().
513  * If type is PLAIN, we compute the authentication string by ourselves, 
514  * because it looks like Google's jabber server does not accept the value 
515  * computed with iks_start_sasl().
516  * \return IKS_OK on success, IKSNET_NOTSUPP on failure.
517  */
518 static int aji_start_sasl(iksparser *prs, enum ikssasltype type, char *username, char *pass)
519 {
520         iks *x = NULL;
521         int len;
522         char *s;
523         char *base64;
524
525         if (type == IKS_STREAM_SASL_MD5)
526                 return iks_start_sasl(prs, IKS_SASL_DIGEST_MD5, username, pass);
527
528         x = iks_new("auth"); 
529         if (!x) {
530                 ast_log(LOG_ERROR, "Out of memory.\n");
531                 return IKS_NET_NOTSUPP;
532         }
533
534         iks_insert_attrib(x, "xmlns", IKS_NS_XMPP_SASL);
535         len = strlen(username) + strlen(pass) + 3;
536         /* XXX Check return values XXX */
537         s = ast_malloc(80 + len);
538         base64 = ast_malloc(80 + len * 2);
539         iks_insert_attrib(x, "mechanism", "PLAIN");
540         sprintf(s, "%c%s%c%s", 0, username, 0, pass);
541         ast_base64encode(base64, (const unsigned char *) s, len, len * 2);
542         iks_insert_cdata(x, base64, 0);
543         iks_send(prs, x);
544         iks_delete(x);
545         if (base64)
546                 free(base64);
547         if (s)
548                 free(s);        
549
550         return IKS_OK;
551 }
552
553 /*!
554  * \brief The action hook parses the inbound packets, constantly running.
555  * \param data aji client structure 
556  * \param type type of packet 
557  * \param node the actual packet.
558  * \return IKS_OK or IKS_HOOK .
559  */
560 static int aji_act_hook(void *data, int type, iks *node)
561 {
562         struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
563         ikspak *pak = NULL;
564         iks *auth = NULL;
565         int features = 0;
566
567         if(!node) {
568                 ast_log(LOG_ERROR, "aji_act_hook was called with out a packet\n"); /* most likely cause type is IKS_NODE_ERROR lost connection */
569                 ASTOBJ_UNREF(client, aji_client_destroy);
570                 return IKS_HOOK;
571         }
572
573         if (client->state == AJI_DISCONNECTING) {
574                 ASTOBJ_UNREF(client, aji_client_destroy);
575                 return IKS_HOOK;
576         }
577
578         pak = iks_packet(node);
579
580         if (!client->component) { /*client */
581                 switch (type) {
582                 case IKS_NODE_START:
583                         if (client->usetls && !iks_is_secure(client->p)) {
584                                 if (iks_has_tls()) {
585                                         iks_start_tls(client->p);
586                                         tls_initialized = TRUE;
587                                 } else
588                                         ast_log(LOG_ERROR, "gnuTLS not installed. You need to recompile the Iksemel library with gnuTLS support\n");
589                                 break;
590                         }
591                         if (!client->usesasl) {
592                                 iks_filter_add_rule(client->f, aji_client_connect, client, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_ID, client->mid, IKS_RULE_DONE);
593                                 auth = jabber_make_auth(client->jid, client->password, iks_find_attrib(node, "id"));
594                                 if (auth) {
595                                         iks_insert_attrib(auth, "id", client->mid);
596                                         iks_insert_attrib(auth, "to", client->jid->server);
597                                         ast_aji_increment_mid(client->mid);
598                                         iks_send(client->p, auth);
599                                         iks_delete(auth);
600                                 } else
601                                         ast_log(LOG_ERROR, "Out of memory.\n");
602                         }
603                         break;
604
605                 case IKS_NODE_NORMAL:
606                         if (!strcmp("stream:features", iks_name(node))) {
607                                 features = iks_stream_features(node);
608                                 if (client->usesasl) {
609                                         if (client->usetls && !iks_is_secure(client->p))
610                                                 break;
611                                         if (client->authorized) {
612                                                 if (features & IKS_STREAM_BIND) {
613                                                         iks_filter_add_rule (client->f, aji_client_connect, client, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_DONE);
614                                                         auth = iks_make_resource_bind(client->jid);
615                                                         if (auth) {
616                                                                 iks_insert_attrib(auth, "id", client->mid);
617                                                                 ast_aji_increment_mid(client->mid);
618                                                                 iks_send(client->p, auth);
619                                                                 iks_delete(auth);
620                                                         } else {
621                                                                 ast_log(LOG_ERROR, "Out of memory.\n");
622                                                                 break;
623                                                         }
624                                                 }
625                                                 if (features & IKS_STREAM_SESSION) {
626                                                         iks_filter_add_rule (client->f, aji_client_connect, client, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_ID, "auth", IKS_RULE_DONE);
627                                                         auth = iks_make_session();
628                                                         if (auth) {
629                                                                 iks_insert_attrib(auth, "id", "auth");
630                                                                 ast_aji_increment_mid(client->mid);
631                                                                 iks_send(client->p, auth);
632                                                                 iks_delete(auth);
633                                                         } else {
634                                                                 ast_log(LOG_ERROR, "Out of memory.\n");
635                                                         }
636                                                 }
637                                         } else {
638                                                 int ret;
639                                                 if (!client->jid->user) {
640                                                         ast_log(LOG_ERROR, "Malformed Jabber ID : %s (domain missing?)\n", client->jid->full);
641                                                         break;
642                                                 }
643                                                 features = aji_highest_bit(features);
644                                                 ret = aji_start_sasl(client->p, features, client->jid->user, client->password);
645                                                 if (ret != IKS_OK) {
646                                                         ASTOBJ_UNREF(client, aji_client_destroy);
647                                                         return IKS_HOOK;
648                                                 }
649                                                 break;
650                                         }
651                                 }
652                         } else if (!strcmp("failure", iks_name(node))) {
653                                 ast_log(LOG_ERROR, "JABBER: encryption failure. possible bad password.\n");
654                         } else if (!strcmp("success", iks_name(node))) {
655                                 client->authorized = 1;
656                                 iks_send_header(client->p, client->jid->server);
657                         }
658                         break;
659                 case IKS_NODE_ERROR: 
660                                 ast_log(LOG_ERROR, "JABBER: Node Error\n");
661                                 ASTOBJ_UNREF(client, aji_client_destroy);
662                                 return IKS_HOOK;
663                                 break;
664                 case IKS_NODE_STOP: 
665                                 ast_log(LOG_WARNING, "JABBER: Disconnected\n");
666                                 ASTOBJ_UNREF(client, aji_client_destroy);
667                                 return IKS_HOOK;
668                                 break;
669                 }
670         } else if (client->state != AJI_CONNECTED && client->component) {
671                 switch (type) {
672                 case IKS_NODE_START:
673                         if (client->state == AJI_DISCONNECTED) {
674                                 char secret[160], shasum[320], *handshake;
675
676                                 sprintf(secret, "%s%s", pak->id, client->password);
677                                 ast_sha1_hash(shasum, secret);
678                                 handshake = NULL;
679                                 asprintf(&handshake, "<handshake>%s</handshake>", shasum);
680                                 if (handshake) {
681                                         iks_send_raw(client->p, handshake);
682                                         ast_free(handshake);
683                                         handshake = NULL;
684                                 }
685                                 client->state = AJI_CONNECTING;
686                                 if(iks_recv(client->p,1) == 2) /*XXX proper result for iksemel library on iks_recv of <handshake/> XXX*/
687                                         client->state = AJI_CONNECTED;
688                                 else
689                                         ast_log(LOG_WARNING,"Jabber didn't seem to handshake, failed to authenicate.\n");
690                                 break;
691                         }
692                         break;
693
694                 case IKS_NODE_NORMAL:
695                         break;
696
697                 case IKS_NODE_ERROR:
698                         ast_log(LOG_ERROR, "JABBER: Node Error\n");
699                         ASTOBJ_UNREF(client, aji_client_destroy);
700                         return IKS_HOOK;
701
702                 case IKS_NODE_STOP:
703                         ast_log(LOG_WARNING, "JABBER: Disconnected\n");
704                         ASTOBJ_UNREF(client, aji_client_destroy);
705                         return IKS_HOOK;
706                 }
707         }
708
709         switch (pak->type) {
710         case IKS_PAK_NONE:
711                 ast_debug(1, "JABBER: I Don't know what to do with you NONE\n");
712                 break;
713         case IKS_PAK_MESSAGE:
714                 aji_handle_message(client, pak);
715                 ast_debug(1, "JABBER: I Don't know what to do with you MESSAGE\n");
716                 break;
717         case IKS_PAK_PRESENCE:
718                 aji_handle_presence(client, pak);
719                 ast_debug(1, "JABBER: I Do know how to handle presence!!\n");
720                 break;
721         case IKS_PAK_S10N:
722                 aji_handle_subscribe(client, pak);
723                 ast_debug(1, "JABBER: I Dont know S10N subscribe!!\n");
724                 break;
725         case IKS_PAK_IQ:
726                 ast_debug(1, "JABBER: I Dont have an IQ!!!\n");
727                 aji_handle_iq(client, node);
728                 break;
729         default:
730                 ast_debug(1, "JABBER: I Dont know %i\n", pak->type);
731                 break;
732         }
733         
734         iks_filter_packet(client->f, pak);
735
736         if (node)
737                 iks_delete(node);
738
739         ASTOBJ_UNREF(client, aji_client_destroy);
740         return IKS_OK;
741 }
742 /*!
743  * \brief Uknown
744  * \param data void
745  * \param pak ikspak
746  * \return IKS_FILTER_EAT.
747 */
748 static int aji_register_approve_handler(void *data, ikspak *pak)
749 {
750         struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
751         iks *iq = NULL, *presence = NULL, *x = NULL;
752
753         iq = iks_new("iq");
754         presence = iks_new("presence");
755         x = iks_new("x");
756         if (client && iq && presence && x) {
757                 if (!iks_find(pak->query, "remove")) {
758                         iks_insert_attrib(iq, "from", client->jid->full);
759                         iks_insert_attrib(iq, "to", pak->from->full);
760                         iks_insert_attrib(iq, "id", pak->id);
761                         iks_insert_attrib(iq, "type", "result");
762                         iks_send(client->p, iq);
763
764                         iks_insert_attrib(presence, "from", client->jid->full);
765                         iks_insert_attrib(presence, "to", pak->from->partial);
766                         iks_insert_attrib(presence, "id", client->mid);
767                         ast_aji_increment_mid(client->mid);
768                         iks_insert_attrib(presence, "type", "subscribe");
769                         iks_insert_attrib(x, "xmlns", "vcard-temp:x:update");
770                         iks_insert_node(presence, x);
771                         iks_send(client->p, presence); 
772                 }
773         } else {
774                 ast_log(LOG_ERROR, "Out of memory.\n");
775         }
776
777         if (iq)
778                 iks_delete(iq);
779         if(presence)
780                 iks_delete(presence);
781         if (x)
782                 iks_delete(x);
783         ASTOBJ_UNREF(client, aji_client_destroy);
784         return IKS_FILTER_EAT;
785 }
786 /*!
787  * \brief register query
788  * \param data incoming aji_client request
789  * \param pak ikspak
790  * \return IKS_FILTER_EAT.
791 */
792 static int aji_register_query_handler(void *data, ikspak *pak)
793 {
794         struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
795         struct aji_buddy *buddy = NULL; 
796         char *node = NULL;
797
798         client = (struct aji_client *) data;
799
800         buddy = ASTOBJ_CONTAINER_FIND(&client->buddies, pak->from->partial);
801         if (!buddy) {
802                 iks *iq = NULL, *query = NULL, *error = NULL, *notacceptable = NULL;
803
804                 ast_verbose("Someone.... %s tried to register but they aren't allowed\n", pak->from->partial);
805                 iq = iks_new("iq");
806                 query = iks_new("query");
807                 error = iks_new("error");
808                 notacceptable = iks_new("not-acceptable");
809                 if(iq && query && error && notacceptable) {
810                         iks_insert_attrib(iq, "type", "error");
811                         iks_insert_attrib(iq, "from", client->user);
812                         iks_insert_attrib(iq, "to", pak->from->full);
813                         iks_insert_attrib(iq, "id", pak->id);
814                         iks_insert_attrib(query, "xmlns", "jabber:iq:register");
815                         iks_insert_attrib(error, "code" , "406");
816                         iks_insert_attrib(error, "type", "modify");
817                         iks_insert_attrib(notacceptable, "xmlns", "urn:ietf:params:xml:ns:xmpp-stanzas");
818                         iks_insert_node(iq, query);
819                         iks_insert_node(iq, error);
820                         iks_insert_node(error, notacceptable);
821                         iks_send(client->p, iq);
822                 } else {
823                         ast_log(LOG_ERROR, "Out of memory.\n");
824                 }
825                 if (iq)
826                         iks_delete(iq);
827                 if (query)
828                         iks_delete(query);
829                 if (error)
830                         iks_delete(error);
831                 if (notacceptable)
832                         iks_delete(notacceptable);
833         } else  if (!(node = iks_find_attrib(pak->query, "node"))) {
834                 iks *iq = NULL, *query = NULL, *instructions = NULL;
835                 char *explain = "Welcome to Asterisk - the Open Source PBX.\n";
836                 iq = iks_new("iq");
837                 query = iks_new("query");
838                 instructions = iks_new("instructions");
839                 if (iq && query && instructions && client) {
840                         iks_insert_attrib(iq, "from", client->user);
841                         iks_insert_attrib(iq, "to", pak->from->full);
842                         iks_insert_attrib(iq, "id", pak->id);
843                         iks_insert_attrib(iq, "type", "result");
844                         iks_insert_attrib(query, "xmlns", "jabber:iq:register");
845                         iks_insert_cdata(instructions, explain, 0);
846                         iks_insert_node(iq, query);
847                         iks_insert_node(query, instructions);
848                         iks_send(client->p, iq);
849                 } else {
850                         ast_log(LOG_ERROR, "Out of memory.\n");
851                 }
852                 if (iq)
853                         iks_delete(iq);
854                 if (query)
855                         iks_delete(query);
856                 if (instructions)
857                         iks_delete(instructions);
858         }
859         ASTOBJ_UNREF(client, aji_client_destroy);
860         return IKS_FILTER_EAT;
861 }
862
863 /*!
864  * \brief Handles stuff
865  * \param data void
866  * \param pak ikspak 
867  * \return IKS_FILTER_EAT.
868 */
869 static int aji_ditems_handler(void *data, ikspak *pak)
870 {
871         struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
872         char *node = NULL;
873
874         if (!(node = iks_find_attrib(pak->query, "node"))) {
875                 iks *iq = NULL, *query = NULL, *item = NULL;
876                 iq = iks_new("iq");
877                 query = iks_new("query");
878                 item = iks_new("item");
879
880                 if (iq && query && item) {
881                         iks_insert_attrib(iq, "from", client->user);
882                         iks_insert_attrib(iq, "to", pak->from->full);
883                         iks_insert_attrib(iq, "id", pak->id);
884                         iks_insert_attrib(iq, "type", "result");
885                         iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#items");
886                         iks_insert_attrib(item, "node", "http://jabber.org/protocol/commands");
887                         iks_insert_attrib(item, "name", "Million Dollar Asterisk Commands");
888                         iks_insert_attrib(item, "jid", client->user);
889
890                         iks_insert_node(iq, query);
891                         iks_insert_node(query, item);
892                         iks_send(client->p, iq);
893                 } else {
894                         ast_log(LOG_ERROR, "Out of memory.\n");
895                 }
896                 if (iq)
897                         iks_delete(iq);
898                 if (query)
899                         iks_delete(query);
900                 if (item)
901                         iks_delete(item);
902
903         } else if (!strcasecmp(node, "http://jabber.org/protocol/commands")) {
904                 iks *iq, *query, *confirm;
905                 iq = iks_new("iq");
906                 query = iks_new("query");
907                 confirm = iks_new("item");
908                 if (iq && query && confirm && client) {
909                         iks_insert_attrib(iq, "from", client->user);
910                         iks_insert_attrib(iq, "to", pak->from->full);
911                         iks_insert_attrib(iq, "id", pak->id);
912                         iks_insert_attrib(iq, "type", "result");
913                         iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#items");
914                         iks_insert_attrib(query, "node", "http://jabber.org/protocol/commands");
915                         iks_insert_attrib(confirm, "node", "confirmaccount");
916                         iks_insert_attrib(confirm, "name", "Confirm AIM account");
917                         iks_insert_attrib(confirm, "jid", "blog.astjab.org");
918
919                         iks_insert_node(iq, query);
920                         iks_insert_node(query, confirm);
921                         iks_send(client->p, iq);
922                 } else {
923                         ast_log(LOG_ERROR, "Out of memory.\n");
924                 }
925                 if (iq)
926                         iks_delete(iq);
927                 if (query)
928                         iks_delete(query);
929                 if (confirm)
930                         iks_delete(confirm);
931
932         } else if (!strcasecmp(node, "confirmaccount")) {
933                 iks *iq = NULL, *query = NULL, *feature = NULL;
934
935                 iq = iks_new("iq");
936                 query = iks_new("query");
937                 feature = iks_new("feature");
938
939                 if (iq && query && feature && client) {
940                         iks_insert_attrib(iq, "from", client->user);
941                         iks_insert_attrib(iq, "to", pak->from->full);
942                         iks_insert_attrib(iq, "id", pak->id);
943                         iks_insert_attrib(iq, "type", "result");
944                         iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#items");
945                         iks_insert_attrib(feature, "var", "http://jabber.org/protocol/commands");
946                         iks_insert_node(iq, query);
947                         iks_insert_node(query, feature);
948                         iks_send(client->p, iq);
949                 } else {
950                         ast_log(LOG_ERROR, "Out of memory.\n");
951                 }
952                 if (iq)
953                         iks_delete(iq);
954                 if (query)
955                         iks_delete(query);
956                 if (feature)
957                         iks_delete(feature);
958         }
959
960         ASTOBJ_UNREF(client, aji_client_destroy);
961         return IKS_FILTER_EAT;
962
963 }
964 /*!
965  * \brief Handle add extra info
966  * \param data void
967  * \param pak ikspak
968  * \return IKS_FILTER_EAT
969 */
970 static int aji_client_info_handler(void *data, ikspak *pak)
971 {
972         struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
973         struct aji_resource *resource = NULL;
974         struct aji_buddy *buddy = ASTOBJ_CONTAINER_FIND(&client->buddies, pak->from->partial);
975
976         resource = aji_find_resource(buddy, pak->from->resource);
977         if (pak->subtype == IKS_TYPE_RESULT) {
978                 if (!resource) {
979                         ast_log(LOG_NOTICE,"JABBER: Received client info from %s when not requested.\n", pak->from->full);
980                         ASTOBJ_UNREF(client, aji_client_destroy);
981                         return IKS_FILTER_EAT;
982                 }
983                 if (iks_find_with_attrib(pak->query, "feature", "var", "http://www.google.com/xmpp/protocol/voice/v1")) {
984                         resource->cap->jingle = 1;
985                 } else
986                         resource->cap->jingle = 0;
987         } else if (pak->subtype == IKS_TYPE_GET) {
988                 iks *iq, *disco, *ident, *google, *query;
989                 iq = iks_new("iq");
990                 query = iks_new("query");
991                 ident = iks_new("identity");
992                 disco = iks_new("feature");
993                 google = iks_new("feature");
994                 if (iq && ident && disco && google) {
995                         iks_insert_attrib(iq, "from", client->jid->full);
996                         iks_insert_attrib(iq, "to", pak->from->full);
997                         iks_insert_attrib(iq, "type", "result");
998                         iks_insert_attrib(iq, "id", pak->id);
999                         iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#info");
1000                         iks_insert_attrib(ident, "category", "client");
1001                         iks_insert_attrib(ident, "type", "pc");
1002                         iks_insert_attrib(ident, "name", "asterisk");
1003                         iks_insert_attrib(disco, "var", "http://jabber.org/protocol/disco#info");
1004                         iks_insert_attrib(google, "var", "http://www.google.com/xmpp/protocol/voice/v1");
1005                         iks_insert_node(iq, query);
1006                         iks_insert_node(query, ident);
1007                         iks_insert_node(query, google);
1008                         iks_insert_node(query, disco);
1009                         iks_send(client->p, iq);
1010                 } else
1011                         ast_log(LOG_ERROR, "Out of Memory.\n");
1012                 if (iq)
1013                         iks_delete(iq);
1014                 if (query)
1015                         iks_delete(query);
1016                 if (ident)
1017                         iks_delete(ident);
1018                 if (google)
1019                         iks_delete(google);
1020                 if (disco)
1021                         iks_delete(disco);
1022         } else if (pak->subtype == IKS_TYPE_ERROR) {
1023                 ast_log(LOG_NOTICE, "User %s does not support discovery.\n", pak->from->full);
1024         }
1025         ASTOBJ_UNREF(client, aji_client_destroy);
1026         return IKS_FILTER_EAT;
1027 }
1028 /*!
1029  * \brief Handler of the return info packet
1030  * \param data aji_client
1031  * \param pak ikspak
1032  * \return IKS_FILTER_EAT
1033 */
1034 static int aji_dinfo_handler(void *data, ikspak *pak)
1035 {
1036         struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
1037         char *node = NULL;
1038         struct aji_resource *resource = NULL;
1039         struct aji_buddy *buddy = ASTOBJ_CONTAINER_FIND(&client->buddies, pak->from->partial);
1040
1041         resource = aji_find_resource(buddy, pak->from->resource);
1042         if (pak->subtype == IKS_TYPE_ERROR) {
1043                 ast_log(LOG_WARNING, "Recieved error from a client, turn on jabber debug!\n");
1044                 return IKS_FILTER_EAT;
1045         }
1046         if (pak->subtype == IKS_TYPE_RESULT) {
1047                 if (!resource) {
1048                         ast_log(LOG_NOTICE,"JABBER: Received client info from %s when not requested.\n", pak->from->full);
1049                         ASTOBJ_UNREF(client, aji_client_destroy);
1050                         return IKS_FILTER_EAT;
1051                 }
1052                 if (iks_find_with_attrib(pak->query, "feature", "var", "http://www.google.com/xmpp/protocol/voice/v1")) {
1053                         resource->cap->jingle = 1;
1054                 } else
1055                         resource->cap->jingle = 0;
1056         } else if (pak->subtype == IKS_TYPE_GET && !(node = iks_find_attrib(pak->query, "node"))) {
1057                 iks *iq, *query, *identity, *disco, *reg, *commands, *gateway, *version, *vcard, *search;
1058
1059                 iq = iks_new("iq");
1060                 query = iks_new("query");
1061                 identity = iks_new("identity");
1062                 disco = iks_new("feature");
1063                 reg = iks_new("feature");
1064                 commands = iks_new("feature");
1065                 gateway = iks_new("feature");
1066                 version = iks_new("feature");
1067                 vcard = iks_new("feature");
1068                 search = iks_new("feature");
1069
1070                 if (iq && query && identity && disco && reg && commands && gateway && version && vcard && search && client) {
1071                         iks_insert_attrib(iq, "from", client->user);
1072                         iks_insert_attrib(iq, "to", pak->from->full);
1073                         iks_insert_attrib(iq, "id", pak->id);
1074                         iks_insert_attrib(iq, "type", "result");
1075                         iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#info");
1076                         iks_insert_attrib(identity, "category", "gateway");
1077                         iks_insert_attrib(identity, "type", "pstn");
1078                         iks_insert_attrib(identity, "name", "Asterisk The Open Source PBX");
1079                         iks_insert_attrib(disco, "var", "http://jabber.org/protocol/disco");
1080                         iks_insert_attrib(reg, "var", "jabber:iq:register");
1081                         iks_insert_attrib(commands, "var", "http://jabber.org/protocol/commands");
1082                         iks_insert_attrib(gateway, "var", "jabber:iq:gateway");
1083                         iks_insert_attrib(version, "var", "jabber:iq:version");
1084                         iks_insert_attrib(vcard, "var", "vcard-temp");
1085                         iks_insert_attrib(search, "var", "jabber:iq:search");
1086
1087                         iks_insert_node(iq, query);
1088                         iks_insert_node(query, identity);
1089                         iks_insert_node(query, disco);
1090                         iks_insert_node(query, reg);
1091                         iks_insert_node(query, commands);
1092                         iks_insert_node(query, gateway);
1093                         iks_insert_node(query, version);
1094                         iks_insert_node(query, vcard);
1095                         iks_insert_node(query, search);
1096                         iks_send(client->p, iq);
1097                 } else {
1098                         ast_log(LOG_ERROR, "Out of memory.\n");
1099                 }
1100
1101                 if (iq)
1102                         iks_delete(iq);
1103                 if (query)
1104                         iks_delete(query);
1105                 if (identity)
1106                         iks_delete(identity);
1107                 if (disco)
1108                         iks_delete(disco);
1109                 if (reg)
1110                         iks_delete(reg);
1111                 if (commands)
1112                         iks_delete(commands);
1113                 if (gateway)
1114                         iks_delete(gateway);
1115                 if (version)
1116                         iks_delete(version);
1117                 if (vcard)
1118                         iks_delete(vcard);
1119                 if (search)
1120                         iks_delete(search);
1121
1122         } else if (pak->subtype == IKS_TYPE_GET && !strcasecmp(node, "http://jabber.org/protocol/commands")) {
1123                 iks *iq, *query, *confirm;
1124                 iq = iks_new("iq");
1125                 query = iks_new("query");
1126                 confirm = iks_new("item");
1127
1128                 if (iq && query && confirm && client) {
1129                         iks_insert_attrib(iq, "from", client->user);
1130                         iks_insert_attrib(iq, "to", pak->from->full);
1131                         iks_insert_attrib(iq, "id", pak->id);
1132                         iks_insert_attrib(iq, "type", "result");
1133                         iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#items");
1134                         iks_insert_attrib(query, "node", "http://jabber.org/protocol/commands");
1135                         iks_insert_attrib(confirm, "node", "confirmaccount");
1136                         iks_insert_attrib(confirm, "name", "Confirm AIM account");
1137                         iks_insert_attrib(confirm, "jid", client->user);
1138                         iks_insert_node(iq, query);
1139                         iks_insert_node(query, confirm);
1140                         iks_send(client->p, iq);
1141                 } else {
1142                         ast_log(LOG_ERROR, "Out of memory.\n");
1143                 }
1144                 if (iq)
1145                         iks_delete(iq);
1146                 if (query)
1147                         iks_delete(query);
1148                 if (confirm)
1149                         iks_delete(confirm);
1150
1151         } else if (pak->subtype == IKS_TYPE_GET && !strcasecmp(node, "confirmaccount")) {
1152                 iks *iq, *query, *feature;
1153
1154                 iq = iks_new("iq");
1155                 query = iks_new("query");
1156                 feature = iks_new("feature");
1157
1158                 if (iq && query && feature && client) {
1159                         iks_insert_attrib(iq, "from", client->user);
1160                         iks_insert_attrib(iq, "to", pak->from->full);
1161                         iks_insert_attrib(iq, "id", pak->id);
1162                         iks_insert_attrib(iq, "type", "result");
1163                         iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#info");
1164                         iks_insert_attrib(feature, "var", "http://jabber.org/protocol/commands");
1165                         iks_insert_node(iq, query);
1166                         iks_insert_node(query, feature);
1167                         iks_send(client->p, iq);
1168                 } else {
1169                         ast_log(LOG_ERROR, "Out of memory.\n");
1170                 }
1171                 if (iq)
1172                         iks_delete(iq);
1173                 if (query)
1174                         iks_delete(query);
1175                 if (feature)
1176                         iks_delete(feature);
1177         }
1178
1179         ASTOBJ_UNREF(client, aji_client_destroy);
1180         return IKS_FILTER_EAT;
1181 }
1182
1183 /*!
1184  * \brief Handles \verbatim <iq> \endverbatim tags.
1185  * \param client aji_client
1186  * \param node iks 
1187  * \return void.
1188  */
1189 static void aji_handle_iq(struct aji_client *client, iks *node)
1190 {
1191         /*Nothing to see here */
1192 }
1193
1194 /*!
1195  * \brief Handles presence packets.
1196  * \param client aji_client
1197  * \param pak ikspak the node
1198  */
1199 static void aji_handle_message(struct aji_client *client, ikspak *pak)
1200 {
1201         struct aji_message *insert, *tmp;
1202         int flag = 0;
1203         
1204         if (!(insert = ast_calloc(1, sizeof(*insert))))
1205                 return;
1206         time(&insert->arrived);
1207         if (iks_find_cdata(pak->x, "body"))
1208                 insert->message = ast_strdup(iks_find_cdata(pak->x, "body"));
1209         if (pak->id)
1210                 ast_copy_string(insert->id, pak->id, sizeof(insert->message));
1211         if (pak->from)
1212                 insert->from = ast_strdup(pak->from->full);
1213         AST_LIST_LOCK(&client->messages);
1214         AST_LIST_TRAVERSE_SAFE_BEGIN(&client->messages, tmp, list) {
1215                 if (flag) {
1216                         AST_LIST_REMOVE_CURRENT(&client->messages, list);
1217                         if (tmp->from)
1218                                 ast_free(tmp->from);
1219                         if (tmp->message)
1220                                 ast_free(tmp->message);
1221                 } else if (difftime(time(NULL), tmp->arrived) >= client->message_timeout) {
1222                         flag = 1;
1223                         AST_LIST_REMOVE_CURRENT(&client->messages, list);
1224                         if (tmp->from)
1225                                 ast_free(tmp->from);
1226                         if (tmp->message)
1227                                 ast_free(tmp->message);
1228                 }
1229         }
1230         AST_LIST_TRAVERSE_SAFE_END;
1231         AST_LIST_INSERT_HEAD(&client->messages, insert, list);
1232         AST_LIST_UNLOCK(&client->messages);
1233 }
1234 /*!
1235  * \brief Check the presence info
1236  * \param client aji_client
1237  * \param pak ikspak
1238 */
1239 static void aji_handle_presence(struct aji_client *client, ikspak *pak)
1240 {
1241         int status, priority;
1242         struct aji_buddy *buddy;
1243         struct aji_resource *tmp = NULL, *last = NULL, *found = NULL;
1244         char *ver, *node, *descrip, *type;
1245         
1246         if(client->state != AJI_CONNECTED)
1247                 aji_create_buddy(pak->from->partial, client);
1248
1249         buddy = ASTOBJ_CONTAINER_FIND(&client->buddies, pak->from->partial);
1250         if (!buddy) {
1251                 ast_log(LOG_NOTICE, "Got presence packet from %s, someone not in our roster!!!!\n", pak->from->partial);
1252                 return;
1253         }
1254         type = iks_find_attrib(pak->x, "type");
1255         if(client->component && type &&!strcasecmp("probe", type)) {
1256                 aji_set_presence(client, pak->from->full, iks_find_attrib(pak->x, "to"), 1, client->statusmessage);
1257                 ast_verbose("what i was looking for \n");
1258         }
1259         ASTOBJ_WRLOCK(buddy);
1260         status = (pak->show) ? pak->show : 6;
1261         priority = atoi((iks_find_cdata(pak->x, "priority")) ? iks_find_cdata(pak->x, "priority") : "0");
1262         tmp = buddy->resources;
1263         descrip = ast_strdup(iks_find_cdata(pak->x,"status"));
1264
1265         while (tmp) {
1266                 if (!strcasecmp(tmp->resource, pak->from->resource)) {
1267                         tmp->status = status;
1268                         if (tmp->description) ast_free(tmp->description);
1269                         tmp->description = descrip;
1270                         found = tmp;
1271                         if (status == 6) {      /* Sign off Destroy resource */
1272                                 if (last && found->next) {
1273                                         last->next = found->next;
1274                                 } else if (!last) {
1275                                         if (found->next)
1276                                                 buddy->resources = found->next;
1277                                         else
1278                                                 buddy->resources = NULL;
1279                                 } else if (!found->next) {
1280                                         if (last)
1281                                                 last->next = NULL;
1282                                         else
1283                                                 buddy->resources = NULL;
1284                                 }
1285                                 ast_free(found);
1286                                 found = NULL;
1287                                 break;
1288                         }
1289                         /* resource list is sorted by descending priority */
1290                         if (tmp->priority != priority) {
1291                                 found->priority = priority;
1292                                 if (!last && !found->next)
1293                                         /* resource was found to be unique,
1294                                            leave loop */
1295                                         break;
1296                                 /* search for resource in our list
1297                                    and take it out for the moment */
1298                                 if (last)
1299                                         last->next = found->next;
1300                                 else
1301                                         buddy->resources = found->next;
1302
1303                                 last = NULL;
1304                                 tmp = buddy->resources;
1305                                 if (!buddy->resources)
1306                                         buddy->resources = found;
1307                                 /* priority processing */
1308                                 while (tmp) {
1309                                         /* insert resource back according to 
1310                                            its priority value */
1311                                         if (found->priority > tmp->priority) {
1312                                                 if (last)
1313                                                         /* insert within list */
1314                                                         last->next = found;
1315                                                 found->next = tmp;
1316                                                 if (!last)
1317                                                         /* insert on top */
1318                                                         buddy->resources = found;
1319                                                 break;
1320                                         }
1321                                         if (!tmp->next) {
1322                                                 /* insert at the end of the list */
1323                                                 tmp->next = found;
1324                                                 found->next = NULL;
1325                                                 break;
1326                                         }
1327                                         last = tmp;
1328                                         tmp = tmp->next;
1329                                 }
1330                         }
1331                         break;
1332                 }
1333                 last = tmp;
1334                 tmp = tmp->next;
1335         }
1336
1337         /* resource not found in our list, create it */
1338         if (!found && status != 6) {
1339                 found = ast_calloc(1, sizeof(*found));
1340
1341                 if (!found) {
1342                         ast_log(LOG_ERROR, "Out of memory!\n");
1343                         return;
1344                 }
1345                 ast_copy_string(found->resource, pak->from->resource, sizeof(found->resource));
1346                 found->status = status;
1347                 found->description = descrip;
1348                 found->priority = priority;
1349                 found->next = NULL;
1350                 last = NULL;
1351                 tmp = buddy->resources;
1352                 while (tmp) {
1353                         if (found->priority > tmp->priority) {
1354                                 if (last)
1355                                         last->next = found;
1356                                 found->next = tmp;
1357                                 if (!last)
1358                                         buddy->resources = found;
1359                                 break;
1360                         }
1361                         if (!tmp->next) {
1362                                 tmp->next = found;
1363                                 break;
1364                         }
1365                         last = tmp;
1366                         tmp = tmp->next;
1367                 }
1368                 if (!tmp)
1369                         buddy->resources = found;
1370         }
1371         
1372         /* if 'from' attribute does not contain 'resource' string
1373            point to the top of our resource list */
1374         if (!found && !pak->from->resource && buddy->resources) {
1375                 found = buddy->resources;
1376         }
1377
1378         ASTOBJ_UNLOCK(buddy);
1379         ASTOBJ_UNREF(buddy, aji_buddy_destroy);
1380
1381         node = iks_find_attrib(iks_find(pak->x, "c"), "node");
1382         ver = iks_find_attrib(iks_find(pak->x, "c"), "ver");
1383
1384         /* handle gmail client's special caps:c tag */
1385         if (!node && !ver) {
1386                 node = iks_find_attrib(iks_find(pak->x, "caps:c"), "node");
1387                 ver = iks_find_attrib(iks_find(pak->x, "caps:c"), "ver");
1388         }
1389
1390         if(status !=6 && !found->cap) {
1391                 found->cap = aji_find_version(node, ver, pak);
1392                 if(gtalk_yuck(pak->x)) /* gtalk should do discover */
1393                         found->cap->jingle = 1;
1394                 if(found->cap->jingle && option_debug > 4) {
1395                         ast_debug(1,"Special case for google till they support discover.\n");
1396                 }
1397                 else {
1398                         iks *iq, *query;
1399                         iq = iks_new("iq");
1400                         query = iks_new("query");
1401                         if(query && iq)  {
1402                                 iks_insert_attrib(iq, "type", "get");
1403                                 iks_insert_attrib(iq, "to", pak->from->full);
1404                                 iks_insert_attrib(iq,"from",iks_find_attrib(pak->x,"to"));
1405                                 iks_insert_attrib(iq, "id", client->mid);
1406                                 ast_aji_increment_mid(client->mid);
1407                                 iks_insert_attrib(query, "xmlns", "http://jabber.org/protocol/disco#info");
1408                                 iks_insert_node(iq, query);
1409                                 iks_send(client->p, iq);
1410                                 
1411                         } else
1412                                 ast_log(LOG_ERROR, "Out of memory.\n");
1413                         if(query)
1414                                 iks_delete(query);
1415                         if(iq)
1416                                 iks_delete(iq);
1417                 }
1418         }
1419                 switch (pak->subtype) {
1420                 case IKS_TYPE_AVAILABLE:
1421                 ast_verb(5, "JABBER: I am available ^_* %i\n", pak->subtype);
1422                         break;
1423                 case IKS_TYPE_UNAVAILABLE:
1424                 ast_verb(5, "JABBER: I am unavailable ^_* %i\n", pak->subtype);
1425                         break;
1426                 default:
1427                 ast_verb(5, "JABBER: Ohh sexy and the wrong type: %i\n", pak->subtype);
1428                 }
1429                 switch (pak->show) {
1430                 case IKS_SHOW_UNAVAILABLE:
1431                 ast_verb(5, "JABBER: type: %i subtype %i\n", pak->subtype, pak->show);
1432                         break;
1433                 case IKS_SHOW_AVAILABLE:
1434                 ast_verb(5, "JABBER: type is available\n");
1435                         break;
1436                 case IKS_SHOW_CHAT:
1437                 ast_verb(5, "JABBER: type: %i subtype %i\n", pak->subtype, pak->show);
1438                         break;
1439                 case IKS_SHOW_AWAY:
1440                 ast_verb(5, "JABBER: type is away\n");
1441                         break;
1442                 case IKS_SHOW_XA:
1443                 ast_verb(5, "JABBER: type: %i subtype %i\n", pak->subtype, pak->show);
1444                         break;
1445                 case IKS_SHOW_DND:
1446                 ast_verb(5, "JABBER: type: %i subtype %i\n", pak->subtype, pak->show);
1447                         break;
1448                 default:
1449                 ast_verb(5, "JABBER: Kinky! how did that happen %i\n", pak->show);
1450                 }
1451         }
1452
1453 /*!
1454  * \brief handles subscription requests.
1455  * \param client aji_client
1456  * \param pak ikspak iksemel packet.
1457  * \return void.
1458  */
1459 static void aji_handle_subscribe(struct aji_client *client, ikspak *pak)
1460 {
1461         if(pak->subtype == IKS_TYPE_SUBSCRIBE) { 
1462                 iks *presence = NULL, *status = NULL;
1463                 presence = iks_new("presence");
1464                 status = iks_new("status");
1465                 if(presence && status) {
1466                         iks_insert_attrib(presence, "type", "subscribed");
1467                         iks_insert_attrib(presence, "to", pak->from->full);
1468                         iks_insert_attrib(presence, "from", client->jid->full);
1469                         if(pak->id)
1470                                 iks_insert_attrib(presence, "id", pak->id);
1471                         iks_insert_cdata(status, "Asterisk has approved subscription", 0);
1472                         iks_insert_node(presence, status);
1473                         iks_send(client->p, presence);
1474                 } else
1475                         ast_log(LOG_ERROR, "Unable to allocate nodes\n");
1476                 if(presence)
1477                         iks_delete(presence);
1478                 if(status)
1479                         iks_delete(status);
1480                 if(client->component)
1481                         aji_set_presence(client, pak->from->full, iks_find_attrib(pak->x, "to"), 1, client->statusmessage);
1482         }
1483                 switch (pak->subtype) {
1484                 case IKS_TYPE_SUBSCRIBE:
1485                 ast_verb(5, "JABBER: This is a subcription of type %i\n", pak->subtype);
1486                         break;
1487                 case IKS_TYPE_SUBSCRIBED:
1488                 ast_verb(5, "JABBER: This is a subcription of type %i\n", pak->subtype);
1489                         break;
1490                 case IKS_TYPE_UNSUBSCRIBE:
1491                 ast_verb(5, "JABBER: This is a subcription of type %i\n", pak->subtype);
1492                         break;
1493                 case IKS_TYPE_UNSUBSCRIBED:
1494                 ast_verb(5, "JABBER: This is a subcription of type %i\n", pak->subtype);
1495                         break;
1496                 default:                                /*IKS_TYPE_ERROR: */
1497                 ast_verb(5, "JABBER: This is a subcription of type %i\n", pak->subtype);
1498                         break;
1499                 }
1500         }
1501
1502 /*!
1503  * \brief sends messages.
1504  * \param client aji_client 
1505  * \param address
1506  * \param message
1507  * \return 1.
1508  */
1509 int ast_aji_send(struct aji_client *client, const char *address, const char *message)
1510 {
1511         int res = 0;
1512         iks *message_packet = NULL;
1513         if (client->state == AJI_CONNECTED) {
1514                 message_packet = iks_make_msg(IKS_TYPE_CHAT, address, message);
1515                 if (message_packet) {
1516                         iks_insert_attrib(message_packet, "from", client->jid->full);
1517                         res = iks_send(client->p, message_packet);
1518                 } else {
1519                         ast_log(LOG_ERROR, "Out of memory.\n");
1520                 }
1521                 if (message_packet)
1522                         iks_delete(message_packet);
1523         } else
1524                 ast_log(LOG_WARNING, "JABBER: Not connected can't send\n");
1525         return 1;
1526 }
1527
1528 /*!
1529  * \brief create a chatroom.
1530  * \param client aji_client
1531  * \param room name of room
1532  * \param server name of server
1533  * \param topic topic for the room.
1534  * \return 0.
1535  */
1536 int ast_aji_create_chat(struct aji_client *client, char *room, char *server, char *topic)
1537 {
1538         int res = 0;
1539         iks *iq = NULL;
1540         iq = iks_new("iq");
1541         if (iq && client) {
1542                 iks_insert_attrib(iq, "type", "get");
1543                 iks_insert_attrib(iq, "to", server);
1544                 iks_insert_attrib(iq, "id", client->mid);
1545                 ast_aji_increment_mid(client->mid);
1546                 iks_send(client->p, iq);
1547         } else 
1548                 ast_log(LOG_ERROR, "Out of memory.\n");
1549         return res;
1550 }
1551
1552 /*!
1553  * \brief join a chatroom.
1554  * \param client aji_client 
1555  * \param room room to join
1556  * \return res.
1557  */
1558 int ast_aji_join_chat(struct aji_client *client, char *room)
1559 {
1560         int res = 0;
1561         iks *presence = NULL, *priority = NULL;
1562         presence = iks_new("presence");
1563         priority = iks_new("priority");
1564         if (presence && priority && client) {
1565                 iks_insert_cdata(priority, "0", 1);
1566                 iks_insert_attrib(presence, "to", room);
1567                 iks_insert_node(presence, priority);
1568                 res = iks_send(client->p, presence);
1569                 iks_insert_cdata(priority, "5", 1);
1570                 iks_insert_attrib(presence, "to", room);
1571                 res = iks_send(client->p, presence);
1572         } else 
1573                 ast_log(LOG_ERROR, "Out of memory.\n");
1574         if (presence)
1575                 iks_delete(presence);
1576         if (priority)
1577                 iks_delete(priority);
1578         return res;
1579 }
1580
1581 /*!
1582  * \brief invite to a chatroom.
1583  * \param client aji_client
1584  * \param user 
1585  * \param room
1586  * \param message
1587  * \return res.
1588  */
1589 int ast_aji_invite_chat(struct aji_client *client, char *user, char *room, char *message)
1590 {
1591         int res = 0;
1592         iks *invite, *body, *namespace;
1593
1594         invite = iks_new("message");
1595         body = iks_new("body");
1596         namespace = iks_new("x");
1597         if (client && invite && body && namespace) {
1598                 iks_insert_attrib(invite, "to", user);
1599                 iks_insert_attrib(invite, "id", client->mid);
1600                 ast_aji_increment_mid(client->mid);
1601                 iks_insert_cdata(body, message, 0);
1602                 iks_insert_attrib(namespace, "xmlns", "jabber:x:conference");
1603                 iks_insert_attrib(namespace, "jid", room);
1604                 iks_insert_node(invite, body);
1605                 iks_insert_node(invite, namespace);
1606                 res = iks_send(client->p, invite);
1607         } else 
1608                 ast_log(LOG_ERROR, "Out of memory.\n");
1609         if (body)
1610                 iks_delete(body);
1611         if (namespace)
1612                 iks_delete(namespace);
1613         if (invite)
1614                 iks_delete(invite);
1615         return res;
1616 }
1617
1618
1619 /*!
1620  * \brief receive message loop.
1621  * \param data void
1622  * \return void.
1623  */
1624 static void *aji_recv_loop(void *data)
1625 {
1626         struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
1627         int res = IKS_HOOK;
1628         do {
1629                 if (res != IKS_OK) {
1630                         while(res != IKS_OK) {
1631                                 ast_verb(4, "JABBER: reconnecting.\n");
1632                                 res = aji_reconnect(client);
1633                                 sleep(4);
1634                         }
1635                 }
1636
1637                 res = iks_recv(client->p, 1);
1638
1639                 if (client->state == AJI_DISCONNECTING) {
1640                         ast_debug(2, "Ending our Jabber client's thread due to a disconnect\n");
1641                         pthread_exit(NULL);
1642                 }
1643                 client->timeout--;
1644                 if (res == IKS_HOOK) 
1645                         ast_log(LOG_WARNING, "JABBER: Got hook event.\n");
1646                 else if (res == IKS_NET_TLSFAIL)
1647                         ast_log(LOG_WARNING, "JABBER:  Failure in TLS.\n");
1648                 else if (client->timeout == 0 && client->state == AJI_CONNECTED) {
1649                         res = iks_send_raw(client->p, " ");
1650                         if(res == IKS_OK)
1651                                 client->timeout = 50;
1652                         else
1653                                 ast_log(LOG_WARNING, "JABBER:  Network Timeout\n");
1654                 } else if (res == IKS_NET_RWERR)
1655                         ast_log(LOG_WARNING, "JABBER: socket read error\n");
1656         } while (client);
1657         ASTOBJ_UNREF(client, aji_client_destroy);
1658         return 0;
1659 }
1660
1661 /*!
1662  * \brief increments the mid field for messages and other events.
1663  * \param mid char.
1664  * \return void.
1665  */
1666 void ast_aji_increment_mid(char *mid)
1667 {
1668         int i = 0;
1669
1670         for (i = strlen(mid) - 1; i >= 0; i--) {
1671                 if (mid[i] != 'z') {
1672                         mid[i] = mid[i] + 1;
1673                         i = 0;
1674                 } else
1675                         mid[i] = 'a';
1676         }
1677 }
1678
1679
1680 /*!
1681  * \brief attempts to register to a transport.
1682  * \param aji_client struct, and xml packet.
1683  * \return IKS_FILTER_EAT.
1684  */
1685 /*allows for registering to transport , was too sketch and is out for now. */
1686 /*static int aji_register_transport(void *data, ikspak *pak)
1687 {
1688         struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
1689         int res = 0;
1690         struct aji_buddy *buddy = NULL;
1691         iks *send = iks_make_iq(IKS_TYPE_GET, "jabber:iq:register");
1692
1693         if (client && send) {
1694                 ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, {
1695                         ASTOBJ_RDLOCK(iterator); 
1696                         if (iterator->btype == AJI_TRANS) {
1697                                   buddy = iterator;
1698                         }
1699                         ASTOBJ_UNLOCK(iterator);
1700                 });
1701                 iks_filter_remove_hook(client->f, aji_register_transport);
1702                 iks_filter_add_rule(client->f, aji_register_transport2, client, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_NS, IKS_NS_REGISTER, IKS_RULE_DONE);
1703                 iks_insert_attrib(send, "to", buddy->host);
1704                 iks_insert_attrib(send, "id", client->mid);
1705                 ast_aji_increment_mid(client->mid);
1706                 iks_insert_attrib(send, "from", client->user);
1707                 res = iks_send(client->p, send);
1708         } else 
1709                 ast_log(LOG_ERROR, "Out of memory.\n");
1710
1711         if (send)
1712                 iks_delete(send);
1713         ASTOBJ_UNREF(client, aji_client_destroy);
1714         return IKS_FILTER_EAT;
1715
1716 }
1717 */
1718 /*!
1719  * \brief attempts to register to a transport step 2.
1720  * \param aji_client struct, and xml packet.
1721  * \return IKS_FILTER_EAT.
1722  */
1723 /* more of the same blob of code, too wonky for now*/
1724 /* static int aji_register_transport2(void *data, ikspak *pak)
1725 {
1726         struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
1727         int res = 0;
1728         struct aji_buddy *buddy = NULL;
1729
1730         iks *regiq = iks_new("iq");
1731         iks *regquery = iks_new("query");
1732         iks *reguser = iks_new("username");
1733         iks *regpass = iks_new("password");
1734
1735         if (client && regquery && reguser && regpass && regiq) {
1736                 ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, {
1737                         ASTOBJ_RDLOCK(iterator);
1738                         if (iterator->btype == AJI_TRANS)
1739                                 buddy = iterator; ASTOBJ_UNLOCK(iterator);
1740                 });
1741                 iks_filter_remove_hook(client->f, aji_register_transport2);
1742                 iks_insert_attrib(regiq, "to", buddy->host);
1743                 iks_insert_attrib(regiq, "type", "set");
1744                 iks_insert_attrib(regiq, "id", client->mid);
1745                 ast_aji_increment_mid(client->mid);
1746                 iks_insert_attrib(regiq, "from", client->user);
1747                 iks_insert_attrib(regquery, "xmlns", "jabber:iq:register");
1748                 iks_insert_cdata(reguser, buddy->user, 0);
1749                 iks_insert_cdata(regpass, buddy->pass, 0);
1750                 iks_insert_node(regiq, regquery);
1751                 iks_insert_node(regquery, reguser);
1752                 iks_insert_node(regquery, regpass);
1753                 res = iks_send(client->p, regiq);
1754         } else
1755                 ast_log(LOG_ERROR, "Out of memory.\n");
1756         if (regiq)
1757                 iks_delete(regiq);
1758         if (regquery)
1759                 iks_delete(regquery);
1760         if (reguser)
1761                 iks_delete(reguser);
1762         if (regpass)
1763                 iks_delete(regpass);
1764         ASTOBJ_UNREF(client, aji_client_destroy);
1765         return IKS_FILTER_EAT;
1766 }
1767 */
1768 /*!
1769  * \brief goes through roster and prunes users not needed in list, or adds them accordingly.
1770  * \param client aji_client
1771  * \return void.
1772  */
1773 static void aji_pruneregister(struct aji_client *client)
1774 {
1775         int res = 0;
1776         iks *removeiq = iks_new("iq");
1777         iks *removequery = iks_new("query");
1778         iks *removeitem = iks_new("item");
1779         iks *send = iks_make_iq(IKS_TYPE_GET, "http://jabber.org/protocol/disco#items");
1780
1781         if (client && removeiq && removequery && removeitem && send) {
1782                 iks_insert_node(removeiq, removequery);
1783                 iks_insert_node(removequery, removeitem);
1784                 ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, {
1785                         ASTOBJ_RDLOCK(iterator);
1786                         /* For an aji_buddy, both AUTOPRUNE and AUTOREGISTER will never
1787                          * be called at the same time */
1788                         if (ast_test_flag(iterator, AJI_AUTOPRUNE)) {
1789                                 res = iks_send(client->p, iks_make_s10n(IKS_TYPE_UNSUBSCRIBE, iterator->name,
1790                                                 "GoodBye your status is no longer needed by Asterisk the Open Source PBX"
1791                                                 " so I am no longer subscribing to your presence.\n"));
1792                                 res = iks_send(client->p, iks_make_s10n(IKS_TYPE_UNSUBSCRIBED, iterator->name,
1793                                                 "GoodBye you are no longer in the asterisk config file so I am removing"
1794                                                 " your access to my presence.\n"));
1795                                 iks_insert_attrib(removeiq, "from", client->jid->full); 
1796                                 iks_insert_attrib(removeiq, "type", "set"); 
1797                                 iks_insert_attrib(removequery, "xmlns", "jabber:iq:roster");
1798                                 iks_insert_attrib(removeitem, "jid", iterator->name);
1799                                 iks_insert_attrib(removeitem, "subscription", "remove");
1800                                 res = iks_send(client->p, removeiq);
1801                         } else if (ast_test_flag(iterator, AJI_AUTOREGISTER)) {
1802                                 res = iks_send(client->p, iks_make_s10n(IKS_TYPE_SUBSCRIBE, iterator->name, 
1803                                                 "Greetings I am the Asterisk Open Source PBX and I want to subscribe to your presence\n"));
1804                                 ast_clear_flag(iterator, AJI_AUTOREGISTER);
1805                         }
1806                         ASTOBJ_UNLOCK(iterator);
1807                 });
1808         } else
1809                 ast_log(LOG_ERROR, "Out of memory.\n");
1810         if (removeiq)
1811                 iks_delete(removeiq);
1812         if (removequery)
1813                 iks_delete(removequery);
1814         if (removeitem)
1815                 iks_delete(removeitem);
1816         if (send)
1817                 iks_delete(send);
1818         ASTOBJ_CONTAINER_PRUNE_MARKED(&client->buddies, aji_buddy_destroy);
1819 }
1820
1821 /*!
1822  * \brief filters the roster packet we get back from server.
1823  * \param data void
1824  * \param pak ikspak iksemel packet.
1825  * \return IKS_FILTER_EAT.
1826  */
1827 static int aji_filter_roster(void *data, ikspak *pak)
1828 {
1829         struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
1830         int flag = 0;
1831         iks *x = NULL;
1832         struct aji_buddy *buddy;
1833         
1834         client->state = AJI_CONNECTED;
1835         ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, {
1836                 ASTOBJ_RDLOCK(iterator);
1837                 x = iks_child(pak->query);
1838                 flag = 0;
1839                 while (x) {
1840                         if (!iks_strcmp(iks_name(x), "item")) {
1841                                 if (!strcasecmp(iterator->name, iks_find_attrib(x, "jid"))) {
1842                                         flag = 1;
1843                                         ast_clear_flag(iterator, AJI_AUTOPRUNE | AJI_AUTOREGISTER);
1844                                 }
1845                         }
1846                         x = iks_next(x);
1847                 }
1848                 if (!flag)
1849                         ast_copy_flags(iterator, client, AJI_AUTOREGISTER);
1850                 if (x)
1851                         iks_delete(x);
1852                 ASTOBJ_UNLOCK(iterator);
1853         });
1854
1855         x = iks_child(pak->query);
1856         while (x) {
1857                 flag = 0;
1858                 if (iks_strcmp(iks_name(x), "item") == 0) {
1859                         ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, {
1860                                 ASTOBJ_RDLOCK(iterator);
1861                                 if (!strcasecmp(iterator->name, iks_find_attrib(x, "jid")))
1862                                         flag = 1;
1863                                 ASTOBJ_UNLOCK(iterator);
1864                         });
1865
1866                         if (!flag) {
1867                                 buddy = ast_calloc(1, sizeof(*buddy));
1868                                 if (!buddy) {
1869                                         ast_log(LOG_WARNING, "Out of memory\n");
1870                                         return 0;
1871                                 }
1872                                 ASTOBJ_INIT(buddy);
1873                                 ASTOBJ_WRLOCK(buddy);
1874                                 ast_copy_string(buddy->name, iks_find_attrib(x, "jid"), sizeof(buddy->name));
1875                                 ast_clear_flag(buddy, AST_FLAGS_ALL);
1876                                 if(ast_test_flag(client, AJI_AUTOPRUNE)) {
1877                                         ast_set_flag(buddy, AJI_AUTOPRUNE);
1878                                         buddy->objflags |= ASTOBJ_FLAG_MARKED;
1879                                 } else
1880                                         ast_set_flag(buddy, AJI_AUTOREGISTER);
1881                                 ASTOBJ_UNLOCK(buddy);
1882                                 if (buddy) {
1883                                         ASTOBJ_CONTAINER_LINK(&client->buddies, buddy);
1884                                         ASTOBJ_UNREF(buddy, aji_buddy_destroy);
1885                                 }
1886                         }
1887                 }
1888                 x = iks_next(x);
1889         }
1890         if (x)
1891                 iks_delete(x);
1892         aji_pruneregister(client);
1893
1894         ASTOBJ_UNREF(client, aji_client_destroy);
1895         return IKS_FILTER_EAT;
1896 }
1897 /*!
1898  * \brief reconnect to jabber server
1899  * \param client aji_client
1900  * \return res.
1901 */
1902 static int aji_reconnect(struct aji_client *client)
1903 {
1904         int res = 0;
1905
1906         if (client->state)
1907                 client->state = AJI_DISCONNECTED;
1908         client->timeout=50;
1909         if (client->p)
1910                 iks_parser_reset(client->p);
1911         if (client->authorized)
1912                 client->authorized = 0;
1913
1914         res = aji_initialize(client);
1915
1916         return res;
1917 }
1918 /*!
1919  * \brief Get the roster of jabber users
1920  * \param client aji_client
1921  * \return 1.
1922 */
1923 static int aji_get_roster(struct aji_client *client)
1924 {
1925         iks *roster = NULL;
1926         roster = iks_make_iq(IKS_TYPE_GET, IKS_NS_ROSTER);
1927         if(roster) {
1928                 iks_insert_attrib(roster, "id", "roster");
1929                 aji_set_presence(client, NULL, client->jid->full, 1, client->statusmessage);
1930                 iks_send(client->p, roster);
1931         }
1932         if (roster)
1933                 iks_delete(roster);
1934         return 1;
1935 }
1936
1937 /*!
1938  * \brief connects as a client to jabber server.
1939  * \param data void
1940  * \param pak ikspak iksemel packet
1941  * \return res.
1942  */
1943 static int aji_client_connect(void *data, ikspak *pak)
1944 {
1945         struct aji_client *client = ASTOBJ_REF((struct aji_client *) data);
1946         int res = 0;
1947
1948         if (client) {
1949                 if (client->state == AJI_DISCONNECTED) {
1950                         iks_filter_add_rule(client->f, aji_filter_roster, client, IKS_RULE_TYPE, IKS_PAK_IQ, IKS_RULE_SUBTYPE, IKS_TYPE_RESULT, IKS_RULE_ID, "roster", IKS_RULE_DONE);
1951                         client->state = AJI_CONNECTING;
1952                         client->jid = (iks_find_cdata(pak->query, "jid")) ? iks_id_new(client->stack, iks_find_cdata(pak->query, "jid")) : client->jid;
1953                         iks_filter_remove_hook(client->f, aji_client_connect);
1954                         if(!client->component) /*client*/
1955                                 aji_get_roster(client);
1956                 }
1957         } else
1958                 ast_log(LOG_ERROR, "Out of memory.\n");
1959
1960         ASTOBJ_UNREF(client, aji_client_destroy);
1961         return res;
1962 }
1963
1964 /*!
1965  * \brief prepares client for connect.
1966  * \param client aji_client
1967  * \return 1.
1968  */
1969 static int aji_initialize(struct aji_client *client)
1970 {
1971         /* If it's a component, connect to user, otherwise, connect to server */
1972         int connected = iks_connect_via(client->p, S_OR(client->serverhost, client->jid->server), client->port, client->component ? client->user : client->jid->server);
1973
1974         if (connected == IKS_NET_NOCONN) {
1975                 ast_log(LOG_ERROR, "JABBER ERROR: No Connection\n");
1976                 return IKS_HOOK;
1977         } else  if (connected == IKS_NET_NODNS) {
1978                 ast_log(LOG_ERROR, "JABBER ERROR: No DNS %s for client to  %s\n", client->name, S_OR(client->serverhost, client->jid->server));
1979                 return IKS_HOOK;
1980         } else /* if (!connected) phsultan: check if this is needed! */
1981                 iks_recv(client->p, 30);
1982         return IKS_OK;
1983 }
1984
1985 /*!
1986  * \brief disconnect from jabber server.
1987  * \param client aji_client
1988  * \return 1.
1989  */
1990 int ast_aji_disconnect(struct aji_client *client)
1991 {
1992         if (client) {
1993                 ast_verb(4, "JABBER: Disconnecting\n");
1994                 iks_disconnect(client->p);
1995                 iks_parser_delete(client->p);
1996                 ASTOBJ_UNREF(client, aji_client_destroy);
1997         }
1998
1999         return 1;
2000 }
2001
2002 /*!
2003  * \brief set presence of client.
2004  * \param client aji_client
2005  * \param to user send it to
2006  * \param from user it came from
2007  * \param level
2008  * \param desc
2009  * \return void.
2010  */
2011 static void aji_set_presence(struct aji_client *client, char *to, char *from, int level, char *desc)
2012 {
2013         int res = 0;
2014         iks *presence = iks_make_pres(level, desc);
2015         iks *cnode = iks_new("c");
2016         iks *priority = iks_new("priority");
2017
2018         iks_insert_cdata(priority, "0", 1);
2019         if (presence && cnode && client) {
2020                 if(to)
2021                         iks_insert_attrib(presence, "to", to);
2022                 if(from)
2023                         iks_insert_attrib(presence, "from", from);
2024                 iks_insert_attrib(cnode, "node", "http://www.asterisk.org/xmpp/client/caps");
2025                 iks_insert_attrib(cnode, "ver", "asterisk-xmpp");
2026                 iks_insert_attrib(cnode, "ext", "voice-v1");
2027                 iks_insert_attrib(cnode, "xmlns", "http://jabber.org/protocol/caps");
2028                 iks_insert_node(presence, cnode);
2029                 res = iks_send(client->p, presence);
2030         } else
2031                 ast_log(LOG_ERROR, "Out of memory.\n");
2032         if (cnode)
2033                 iks_delete(cnode);
2034         if (presence)
2035                 iks_delete(presence);
2036 }
2037
2038 /*!
2039  * \brief turnon console debugging.
2040  * \param fd
2041  * \param argc Integer. Number of args
2042  * \param argv List of arguements
2043  * \return RESULT_SUCCESS.
2044  */
2045 static int aji_do_debug(int fd, int argc, char *argv[])
2046 {
2047         ASTOBJ_CONTAINER_TRAVERSE(&clients, 1, {
2048                 ASTOBJ_RDLOCK(iterator); 
2049                 iterator->debug = 1;
2050                 ASTOBJ_UNLOCK(iterator);
2051         });
2052         ast_cli(fd, "Jabber Debugging Enabled.\n");
2053         return RESULT_SUCCESS;
2054 }
2055
2056 /*!
2057  * \brief reload jabber module.
2058  * \param fd
2059  * \param argc no of args
2060  * \param argv list of arguements
2061  * \return RESULT_SUCCESS.
2062  */
2063 static int aji_do_reload(int fd, int argc, char *argv[])
2064 {
2065         aji_reload(1);
2066         ast_cli(fd, "Jabber Reloaded.\n");
2067         return RESULT_SUCCESS;
2068 }
2069
2070 /*!
2071  * \brief turnoff console debugging.
2072  * \param fd
2073  * \param argc Integer. number of args
2074  * \param argv list of arguements
2075  * \return RESULT_SUCCESS.
2076  */
2077 static int aji_no_debug(int fd, int argc, char *argv[])
2078 {
2079         ASTOBJ_CONTAINER_TRAVERSE(&clients, 1, {
2080                 ASTOBJ_RDLOCK(iterator);
2081                 iterator->debug = 0;
2082                 ASTOBJ_UNLOCK(iterator);
2083         });
2084         ast_cli(fd, "Jabber Debugging Disabled.\n");
2085         return RESULT_SUCCESS;
2086 }
2087
2088 /*!
2089  * \brief show client status.
2090  * \param fd
2091  * \param argc Integer. number of args
2092  * \param argv list of arguements
2093  * \return RESULT_SUCCESS.
2094  */
2095 static int aji_show_clients(int fd, int argc, char *argv[])
2096 {
2097         char *status;
2098         int count = 0;
2099         ast_cli(fd, "Jabber Users and their status:\n");
2100         ASTOBJ_CONTAINER_TRAVERSE(&clients, 1, {
2101                 ASTOBJ_RDLOCK(iterator);
2102                 count++;
2103                 switch (iterator->state) {
2104                 case AJI_DISCONNECTED:
2105                         status = "Disconnected";
2106                         break;
2107                 case AJI_CONNECTING:
2108                         status = "Connecting";
2109                         break;
2110                 case AJI_CONNECTED:
2111                         status = "Connected";
2112                         break;
2113                 default:
2114                         status = "Unknown";
2115                 }
2116                 ast_cli(fd, "       User: %s     - %s\n", iterator->user, status);
2117                 ASTOBJ_UNLOCK(iterator);
2118         });
2119         ast_cli(fd, "----\n");
2120         ast_cli(fd, "   Number of users: %d\n", count);
2121         return RESULT_SUCCESS;
2122 }
2123
2124 /*!
2125  * \brief send test message for debugging.
2126  * \param fd
2127  * \param argc Integer. number of args
2128  * \param argv list of arguements
2129  * \return RESULT_SUCCESS,RESULT_FAILURE.
2130  */
2131 static int aji_test(int fd, int argc, char *argv[])
2132 {
2133         struct aji_client *client;
2134         struct aji_resource *resource;
2135         const char *name = "asterisk";
2136         struct aji_message *tmp;
2137
2138         if (argc > 3)
2139                 return RESULT_SHOWUSAGE;
2140         else if (argc == 3)
2141                 name = argv[2];
2142
2143         if (!(client = ASTOBJ_CONTAINER_FIND(&clients, name))) {
2144                 ast_cli(fd, "Unable to find client '%s'!\n", name);
2145                 return RESULT_FAILURE;
2146         }
2147
2148         /* XXX Does Matt really want everyone to use his personal address for tests? */ /* XXX yes he does */
2149         ast_aji_send(client, "mogorman@astjab.org", "blahblah");
2150         ASTOBJ_CONTAINER_TRAVERSE(&client->buddies, 1, {
2151                 ASTOBJ_RDLOCK(iterator);
2152                 ast_verbose("User: %s\n", iterator->name);
2153                 for (resource = iterator->resources; resource; resource = resource->next) {
2154                         ast_verbose("Resource: %s\n", resource->resource);
2155                         if(resource->cap) {
2156                                 ast_verbose("   client: %s\n", resource->cap->parent->node);
2157                                 ast_verbose("   version: %s\n", resource->cap->version);
2158                                 ast_verbose("   Jingle Capable: %d\n", resource->cap->jingle);
2159                         }
2160                         ast_verbose("   Priority: %d\n", resource->priority);
2161                         ast_verbose("   Status: %d\n", resource->status); 
2162                         ast_verbose("   Message: %s\n", S_OR(resource->description,"")); 
2163                 }
2164                 ASTOBJ_UNLOCK(iterator);
2165         });
2166         ast_verbose("\nOooh a working message stack!\n");
2167         AST_LIST_LOCK(&client->messages);
2168         AST_LIST_TRAVERSE(&client->messages, tmp, list) {
2169                 ast_verbose("   Message from: %s with id %s @ %s        %s\n",tmp->from, S_OR(tmp->id,""), ctime(&tmp->arrived), S_OR(tmp->message, ""));
2170         }
2171         AST_LIST_UNLOCK(&client->messages);
2172         ASTOBJ_UNREF(client, aji_client_destroy);
2173
2174         return RESULT_SUCCESS;
2175 }
2176
2177 /*!
2178  * \brief creates aji_client structure.
2179  * \param label
2180  * \param var ast_variable
2181  * \param debug 
2182  * \return 0.
2183  */
2184 static int aji_create_client(char *label, struct ast_variable *var, int debug)
2185 {
2186         char *resource;
2187         struct aji_client *client = NULL;
2188         int flag = 0;
2189
2190         client = ASTOBJ_CONTAINER_FIND(&clients,label);
2191         if (!client) {
2192                 flag = 1;
2193                 client = ast_calloc(1, sizeof(*client));
2194                 if (!client) {
2195                         ast_log(LOG_ERROR, "Out of memory!\n");
2196                         return 0;
2197                 }
2198                 ASTOBJ_INIT(client);
2199                 ASTOBJ_WRLOCK(client);
2200                 ASTOBJ_CONTAINER_INIT(&client->buddies);
2201         } else {
2202                 ASTOBJ_WRLOCK(client);
2203                 ASTOBJ_UNMARK(client);
2204         }
2205         ASTOBJ_CONTAINER_MARKALL(&client->buddies);
2206         ast_copy_string(client->name, label, sizeof(client->name));
2207         ast_copy_string(client->mid, "aaaaa", sizeof(client->mid));
2208
2209         /* Set default values for the client object */
2210         client->debug = debug;
2211         ast_copy_flags(client, &globalflags, AST_FLAGS_ALL);
2212         client->port = 5222;
2213         client->usetls = 1;
2214         client->usesasl = 1;
2215         client->forcessl = 0;
2216         client->keepalive = 1;
2217         client->timeout = 50;
2218         client->message_timeout = 100;
2219         AST_LIST_HEAD_INIT(&client->messages);
2220         client->component = 0;
2221         ast_copy_string(client->statusmessage, "Online and Available", sizeof(client->statusmessage));
2222
2223         if (flag) {
2224                 client->authorized = 0;
2225                 client->state = AJI_DISCONNECTED;
2226         }
2227         while (var) {
2228                 if (!strcasecmp(var->name, "username"))
2229                         ast_copy_string(client->user, var->value, sizeof(client->user));
2230                 else if (!strcasecmp(var->name, "serverhost"))
2231                         ast_copy_string(client->serverhost, var->value, sizeof(client->serverhost));
2232                 else if (!strcasecmp(var->name, "secret"))
2233                         ast_copy_string(client->password, var->value, sizeof(client->password));
2234                 else if (!strcasecmp(var->name, "statusmessage"))
2235                         ast_copy_string(client->statusmessage, var->value, sizeof(client->statusmessage));
2236                 else if (!strcasecmp(var->name, "port"))
2237                         client->port = atoi(var->value);
2238                 else if (!strcasecmp(var->name, "timeout"))
2239                         client->message_timeout = atoi(var->value);
2240                 else if (!strcasecmp(var->name, "debug"))
2241                         client->debug = (ast_false(var->value)) ? 0 : 1;
2242                 else if (!strcasecmp(var->name, "type")) {
2243                         if (!strcasecmp(var->value, "component"))
2244                                 client->component = 1;
2245                 } else if (!strcasecmp(var->name, "usetls")) {
2246                         client->usetls = (ast_false(var->value)) ? 0 : 1;
2247                 } else if (!strcasecmp(var->name, "usesasl")) {
2248                         client->usesasl = (ast_false(var->value)) ? 0 : 1;
2249                 } else if (!strcasecmp(var->name, "forceoldssl"))
2250                         client->forcessl = (ast_false(var->value)) ? 0 : 1;
2251                 else if (!strcasecmp(var->name, "keepalive"))
2252                         client->keepalive = (ast_false(var->value)) ? 0 : 1;
2253                 else if (!strcasecmp(var->name, "autoprune"))
2254                         ast_set2_flag(client, ast_true(var->value), AJI_AUTOPRUNE);
2255                 else if (!strcasecmp(var->name, "autoregister"))
2256                         ast_set2_flag(client, ast_true(var->value), AJI_AUTOREGISTER);
2257                 else if (!strcasecmp(var->name, "buddy"))
2258                                 aji_create_buddy(var->value, client);
2259         /* no transport support in this version */
2260         /*      else if (!strcasecmp(var->name, "transport"))
2261                                 aji_create_transport(var->value, client);
2262         */
2263                 var = var->next;
2264         }
2265         if (!flag) {
2266                 ASTOBJ_UNLOCK(client);
2267                 ASTOBJ_UNREF(client, aji_client_destroy);
2268                 return 1;
2269         }
2270         client->p = iks_stream_new(((client->component) ? "jabber:component:accept" : "jabber:client"), client, aji_act_hook);
2271         if (!client->p) {
2272                 ast_log(LOG_ERROR, "Failed to create stream for client '%s'!\n", client->name);
2273                 return 0;
2274         }
2275         client->stack = iks_stack_new(8192, 8192);
2276         if (!client->stack) {
2277                 ast_log(LOG_ERROR, "Failed to allocate stack for client '%s'\n", client->name);
2278                 return 0;
2279         }
2280         client->f = iks_filter_new();
2281         if (!client->f) {
2282                 ast_log(LOG_ERROR, "Failed to create filter for client '%s'\n", client->name);
2283                 return 0;
2284         }
2285         if (!strchr(client->user, '/') && !client->component) { /*client */
2286                 resource = NULL;
2287                 asprintf(&resource, "%s/asterisk", client->user);
2288                 if (resource) {
2289                         client->jid = iks_id_new(client->stack, resource);
2290                         ast_free(resource);
2291                 }
2292         } else
2293                 client->jid = iks_id_new(client->stack, client->user);
2294         if (client->component) {
2295                 iks_filter_add_rule(client->f, aji_dinfo_handler, client, IKS_RULE_NS, "http://jabber.org/protocol/disco#info", IKS_RULE_DONE);
2296                 iks_filter_add_rule(client->f, aji_ditems_handler, client, IKS_RULE_NS, "http://jabber.org/protocol/disco#items", IKS_RULE_DONE);
2297                 iks_filter_add_rule(client->f, aji_register_query_handler, client, IKS_RULE_SUBTYPE, IKS_TYPE_GET, IKS_RULE_NS, "jabber:iq:register", IKS_RULE_DONE);
2298                 iks_filter_add_rule(client->f, aji_register_approve_handler, client, IKS_RULE_SUBTYPE, IKS_TYPE_SET, IKS_RULE_NS, "jabber:iq:register", IKS_RULE_DONE);
2299         } else {
2300                 iks_filter_add_rule(client->f, aji_client_info_handler, client, IKS_RULE_NS, "http://jabber.org/protocol/disco#info", IKS_RULE_DONE);
2301         }
2302         if (!strchr(client->user, '/') && !client->component) { /*client */
2303                 resource = NULL;
2304                 asprintf(&resource, "%s/asterisk", client->user);
2305                 if (resource) {
2306                         client->jid = iks_id_new(client->stack, resource);
2307                         ast_free(resource);
2308                 }
2309         } else
2310                 client->jid = iks_id_new(client->stack, client->user);
2311         iks_set_log_hook(client->p, aji_log_hook);
2312         ASTOBJ_UNLOCK(client);
2313         ASTOBJ_CONTAINER_LINK(&clients,client);
2314         return 1;
2315 }
2316
2317 /*!
2318  * \brief creates transport.
2319  * \param label, buddy to dump it into. 
2320  * \return 0.
2321  */
2322 /* no connecting to transports today */
2323 /*
2324 static int aji_create_transport(char *label, struct aji_client *client)
2325 {
2326         char *server = NULL, *buddyname = NULL, *user = NULL, *pass = NULL;
2327         struct aji_buddy *buddy = NULL;
2328
2329         buddy = ASTOBJ_CONTAINER_FIND(&client->buddies,label);
2330         if (!buddy) {
2331                 buddy = ast_calloc(1, sizeof(*buddy));
2332                 if(!buddy) {
2333                         ast_log(LOG_WARNING, "Out of memory\n");
2334                         return 0;
2335                 }
2336                 ASTOBJ_INIT(buddy);
2337         }
2338         ASTOBJ_WRLOCK(buddy);
2339         server = label;
2340         if ((buddyname = strchr(label, ','))) {
2341                 *buddyname = '\0';
2342                 buddyname++;
2343                 if (buddyname && buddyname[0] != '\0') {
2344                         if ((user = strchr(buddyname, ','))) {
2345                                 *user = '\0';
2346                                 user++;
2347                                 if (user && user[0] != '\0') {
2348                                         if ((pass = strchr(user, ','))) {
2349                                                 *pass = '\0';
2350                                                 pass++;
2351                                                 ast_copy_string(buddy->pass, pass, sizeof(buddy->pass));
2352                                                 ast_copy_string(buddy->user, user, sizeof(buddy->user));
2353                                                 ast_copy_string(buddy->name, buddyname, sizeof(buddy->name));
2354                                                 ast_copy_string(buddy->server, server, sizeof(buddy->server));
2355                                                 return 1;
2356                                         }
2357                                 }
2358                         }
2359                 }
2360         }
2361         ASTOBJ_UNLOCK(buddy);
2362         ASTOBJ_UNMARK(buddy);
2363         ASTOBJ_CONTAINER_LINK(&client->buddies, buddy);
2364         return 0;
2365 }
2366 */
2367
2368 /*!
2369  * \brief creates buddy.
2370  * \param label char.
2371  * \param client aji_client buddy to dump it into. 
2372  * \return 1 on success, 0 on failure.
2373  */
2374 static int aji_create_buddy(char *label, struct aji_client *client)
2375 {
2376         struct aji_buddy *buddy = NULL;
2377         int flag = 0;
2378         buddy = ASTOBJ_CONTAINER_FIND(&client->buddies,label);
2379         if (!buddy) {
2380                 flag = 1;
2381                 buddy = ast_calloc(1, sizeof(*buddy));
2382                 if(!buddy) {
2383                         ast_log(LOG_WARNING, "Out of memory\n");
2384                         return 0;
2385                 }
2386                 ASTOBJ_INIT(buddy);
2387         }
2388         ASTOBJ_WRLOCK(buddy);
2389         ast_copy_string(buddy->name, label, sizeof(buddy->name));
2390         ASTOBJ_UNLOCK(buddy);
2391         if(flag)
2392                 ASTOBJ_CONTAINER_LINK(&client->buddies, buddy);
2393         else {
2394                 ASTOBJ_UNMARK(buddy);
2395                 ASTOBJ_UNREF(buddy, aji_buddy_destroy);
2396         }
2397         return 1;
2398 }
2399
2400 /*!< load config file. \return 1. */
2401 static int aji_load_config(int reload)
2402 {
2403         char *cat = NULL;
2404         int debug = 1;
2405         struct ast_config *cfg = NULL;
2406         struct ast_variable *var = NULL;
2407         struct ast_flags config_flags = { reload ? CONFIG_FLAG_FILEUNCHANGED : 0 };
2408
2409         if ((cfg = ast_config_load(JABBER_CONFIG, config_flags)) == CONFIG_STATUS_FILEUNCHANGED)
2410                 return -1;
2411
2412         /* Reset flags to default value */
2413         ast_set_flag(&globalflags, AJI_AUTOPRUNE | AJI_AUTOREGISTER);
2414
2415         if (!cfg) {
2416                 ast_log(LOG_WARNING, "No such configuration file %s\n", JABBER_CONFIG);
2417                 return 0;
2418         }
2419
2420         cat = ast_category_browse(cfg, NULL);
2421         for (var = ast_variable_browse(cfg, "general"); var; var = var->next) {
2422                 if (!strcasecmp(var->name, "debug"))
2423                         debug = (ast_false(ast_variable_retrieve(cfg, "general", "debug"))) ? 0 : 1;
2424                 else if (!strcasecmp(var->name, "autoprune"))
2425                         ast_set2_flag(&globalflags, ast_true(var->value), AJI_AUTOPRUNE);
2426                 else if (!strcasecmp(var->name, "autoregister"))
2427                         ast_set2_flag(&globalflags, ast_true(var->value), AJI_AUTOREGISTER);
2428         }
2429
2430         while (cat) {
2431                 if (strcasecmp(cat, "general")) {
2432                                 var = ast_variable_browse(cfg, cat);
2433                                 aji_create_client(cat, var, debug);
2434                 }
2435                 cat = ast_category_browse(cfg, cat);
2436         }
2437         return 1;
2438 }
2439
2440 /*!
2441  * \brief grab a aji_client structure by label name.
2442  * \param name label name 
2443  * \return aji_client.
2444  */
2445 struct aji_client *ast_aji_get_client(const char *name)
2446 {
2447         struct aji_client *client = NULL;
2448
2449         client = ASTOBJ_CONTAINER_FIND(&clients, name);
2450         if (!client && !strchr(name, '@'))
2451                 client = ASTOBJ_CONTAINER_FIND_FULL(&clients, name, user,,, strcasecmp);
2452         return client;
2453 }
2454
2455 struct aji_client_container *ast_aji_get_clients(void)
2456 {
2457         return &clients;
2458 }
2459
2460 static char mandescr_jabber_send[] =
2461 "Description: Sends a message to a Jabber Client.\n"
2462 "Variables: \n"
2463 "  Jabber:      Client or transport Asterisk uses to connect to JABBER.\n"
2464 "  ScreenName:  User Name to message.\n"
2465 "  Message:     Message to be sent to the buddy\n";
2466
2467 /*! 
2468  * \brief  Send a Jabber Message via call from the Manager 
2469  * \param s mansession Manager session
2470  * \param m message Message to send
2471  * \return  0
2472 */
2473 static int manager_jabber_send(struct mansession *s, const struct message *m)
2474 {
2475         struct aji_client *client = NULL;
2476         const char *id = astman_get_header(m,"ActionID");
2477         const char *jabber = astman_get_header(m,"Jabber");
2478         const char *screenname = astman_get_header(m,"ScreenName");
2479         const char *message = astman_get_header(m,"Message");
2480
2481         if (ast_strlen_zero(jabber)) {
2482                 astman_send_error(s, m, "No transport specified");
2483                 return 0;
2484         }
2485         if (ast_strlen_zero(screenname)) {
2486                 astman_send_error(s, m, "No ScreenName specified");
2487                 return 0;
2488         }
2489         if (ast_strlen_zero(message)) {
2490                 astman_send_error(s, m, "No Message specified");
2491                 return 0;
2492         }
2493
2494         astman_send_ack(s, m, "Attempting to send Jabber Message");
2495         client = ast_aji_get_client(jabber);
2496         if (!client) {
2497                 astman_send_error(s, m, "Could not find Sender");
2498                 return 0;
2499         }       
2500         if (strchr(screenname, '@') && message){
2501                 ast_aji_send(client, screenname, message);      
2502                 if (!ast_strlen_zero(id))
2503                         astman_append(s, "ActionID: %s\r\n",id);
2504                 astman_append(s, "Response: Success\r\n");
2505                 return 0;
2506         }
2507         if (!ast_strlen_zero(id))
2508                 astman_append(s, "ActionID: %s\r\n",id);
2509         astman_append(s, "Response: Failure\r\n");
2510         return 0;
2511 }
2512
2513 /*! \brief Reload the jabber module */
2514 static int aji_reload(int reload)
2515 {
2516         int res;
2517
2518         ASTOBJ_CONTAINER_MARKALL(&clients);
2519         if (!(res = aji_load_config(reload))) {
2520                 ast_log(LOG_ERROR, "JABBER: Failed to load config.\n");
2521                 return 0;
2522         } else if (res == -1)
2523                 return 1;
2524
2525         ASTOBJ_CONTAINER_PRUNE_MARKED(&clients, aji_client_destroy);
2526         ASTOBJ_CONTAINER_TRAVERSE(&clients, 1, {
2527                 ASTOBJ_RDLOCK(iterator);
2528                 if(iterator->state == AJI_DISCONNECTED) {
2529                         if (!iterator->thread)
2530                                 ast_pthread_create_background(&iterator->thread, NULL, aji_recv_loop, iterator);
2531                 } else if (iterator->state == AJI_CONNECTING)
2532                         aji_get_roster(iterator);
2533                 ASTOBJ_UNLOCK(iterator);
2534         });
2535         
2536         return 1;
2537 }
2538
2539 /*! \brief Unload the jabber module */
2540 static int unload_module(void)
2541 {
2542
2543         /* Check if TLS is initialized. If that's the case, we can't unload this
2544            module due to a bug in the iksemel library that will cause a crash or
2545            a deadlock. We're trying to find a way to handle this, but in the meantime
2546            we will simply refuse to die... 
2547          */
2548         if (tls_initialized) {
2549                 ast_log(LOG_ERROR, "Module can't be unloaded due to a bug in the Iksemel library when using TLS.\n");
2550                 return 1;       /* You need a forced unload to get rid of this module */
2551         }
2552
2553         ast_cli_unregister_multiple(aji_cli, sizeof(aji_cli) / sizeof(struct ast_cli_entry));
2554         ast_unregister_application(app_ajisend);
2555         ast_unregister_application(app_ajistatus);
2556         ast_manager_unregister("JabberSend");
2557         
2558         ASTOBJ_CONTAINER_TRAVERSE(&clients, 1, {
2559                 ASTOBJ_RDLOCK(iterator);
2560                 ast_debug(3, "JABBER: Releasing and disconneing client: %s\n", iterator->name);
2561                 iterator->state = AJI_DISCONNECTING;
2562                 ast_aji_disconnect(iterator);
2563                 pthread_join(iterator->thread, NULL);
2564                 ASTOBJ_UNLOCK(iterator);
2565         });
2566
2567         ASTOBJ_CONTAINER_DESTROYALL(&clients, aji_client_destroy);
2568         ASTOBJ_CONTAINER_DESTROY(&clients);
2569         return 0;
2570 }
2571
2572 /*! \brief Unload the jabber module */
2573 static int load_module(void)
2574 {
2575         ASTOBJ_CONTAINER_INIT(&clients);
2576         if(!aji_reload(0))
2577                 return AST_MODULE_LOAD_DECLINE;
2578         ast_manager_register2("JabberSend", EVENT_FLAG_SYSTEM, manager_jabber_send,
2579                         "Sends a message to a Jabber Client", mandescr_jabber_send);
2580         ast_register_application(app_ajisend, aji_send_exec, ajisend_synopsis, ajisend_descrip);
2581         ast_register_application(app_ajistatus, aji_status_exec, ajistatus_synopsis, ajistatus_descrip);
2582         ast_cli_register_multiple(aji_cli, sizeof(aji_cli) / sizeof(struct ast_cli_entry));
2583
2584         return 0;
2585 }
2586
2587 /*! \brief Wrapper for aji_reload */
2588 static int reload(void)
2589 {
2590         aji_reload(1);
2591         return 0;
2592 }
2593
2594 AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_GLOBAL_SYMBOLS, "AJI - Asterisk Jabber Interface",
2595                 .load = load_module,
2596                 .unload = unload_module,
2597                 .reload = reload,
2598                );