/* * iq.c * * Copyright (C) 2012 - 2019 James Booth * * This file is part of Profanity. * * Profanity is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Profanity is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Profanity. If not, see . * * In addition, as a special exception, the copyright holders give permission to * link the code of portions of this program with the OpenSSL library under * certain conditions as described in each individual source file, and * distribute linked combinations including the two. * * You must obey the GNU General Public License in all respects for all of the * code used other than OpenSSL. If you modify file(s) with this exception, you * may extend this exception to your version of the file(s), but you are not * obligated to do so. If you do not wish to do so, delete this exception * statement from your version. If you delete this exception statement from all * source files in the program, then also delete it here. * */ #include "config.h" #ifdef HAVE_GIT_VERSION #include "gitversion.h" #endif #include #include #include #include #ifdef HAVE_LIBMESODE #include #endif #ifdef HAVE_LIBSTROPHE #include #endif #include "profanity.h" #include "log.h" #include "config/preferences.h" #include "event/server_events.h" #include "plugins/plugins.h" #include "tools/http_upload.h" #include "ui/ui.h" #include "ui/window_list.h" #include "xmpp/xmpp.h" #include "xmpp/connection.h" #include "xmpp/session.h" #include "xmpp/iq.h" #include "xmpp/capabilities.h" #include "xmpp/blocking.h" #include "xmpp/session.h" #include "xmpp/stanza.h" #include "xmpp/form.h" #include "xmpp/roster_list.h" #include "xmpp/roster.h" #include "xmpp/muc.h" #ifdef HAVE_OMEMO #include "omemo/omemo.h" #endif typedef struct p_room_info_data_t { char *room; gboolean display; } ProfRoomInfoData; typedef struct p_iq_handle_t { ProfIqCallback func; ProfIqFreeCallback free_func; void *userdata; } ProfIqHandler; typedef struct privilege_set_t { char *item; char *privilege; } ProfPrivilegeSet; typedef struct command_config_data_t { char *sessionid; char *command; } CommandConfigData; static int _iq_handler(xmpp_conn_t *const conn, xmpp_stanza_t *const stanza, void *const userdata); static void _error_handler(xmpp_stanza_t *const stanza); static void _disco_info_get_handler(xmpp_stanza_t *const stanza); static void _disco_items_get_handler(xmpp_stanza_t *const stanza); static void _disco_items_result_handler(xmpp_stanza_t *const stanza); static void _last_activity_get_handler(xmpp_stanza_t *const stanza); static void _version_get_handler(xmpp_stanza_t *const stanza); static void _ping_get_handler(xmpp_stanza_t *const stanza); static int _version_result_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _disco_info_response_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _disco_info_response_id_handler_onconnect(xmpp_stanza_t *const stanza, void *const userdata); static int _http_upload_response_id_handler(xmpp_stanza_t *const stanza, void *const upload_ctx); static int _last_activity_response_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _room_info_response_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _destroy_room_result_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _room_config_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _room_config_submit_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _room_affiliation_list_result_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _room_affiliation_set_result_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _room_role_set_result_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _room_role_list_result_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _room_kick_result_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _enable_carbons_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _disable_carbons_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _manual_pong_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _caps_response_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _caps_response_for_jid_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _caps_response_legacy_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _auto_pong_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _room_list_id_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _command_list_result_handler(xmpp_stanza_t *const stanza, void *const userdata); static int _command_exec_response_handler(xmpp_stanza_t *const stanza, void *const userdata); static void _iq_free_room_data(ProfRoomInfoData *roominfo); static void _iq_free_affiliation_set(ProfPrivilegeSet *affiliation_set); static void _iq_id_handler_free(ProfIqHandler *handler); // scheduled static int _autoping_timed_send(xmpp_conn_t *const conn, void *const userdata); static void _identity_destroy(DiscoIdentity *identity); static void _item_destroy(DiscoItem *item); static gboolean autoping_wait = FALSE; static GTimer *autoping_time = NULL; static GHashTable *id_handlers; static GHashTable *rooms_cache = NULL; static int _iq_handler(xmpp_conn_t *const conn, xmpp_stanza_t *const stanza, void *const userdata) { log_debug("iq stanza handler fired"); char *text; size_t text_size; xmpp_stanza_to_text(stanza, &text, &text_size); gboolean cont = plugins_on_iq_stanza_receive(text); xmpp_free(connection_get_ctx(), text); if (!cont) { return 1; } const char *type = xmpp_stanza_get_type(stanza); if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { _error_handler(stanza); } xmpp_stanza_t *discoinfo = xmpp_stanza_get_child_by_ns(stanza, XMPP_NS_DISCO_INFO); if (discoinfo && (g_strcmp0(type, STANZA_TYPE_GET) == 0)) { _disco_info_get_handler(stanza); } xmpp_stanza_t *discoitems = xmpp_stanza_get_child_by_ns(stanza, XMPP_NS_DISCO_ITEMS); if (discoitems && (g_strcmp0(type, STANZA_TYPE_GET) == 0)) { _disco_items_get_handler(stanza); } if (discoitems && (g_strcmp0(type, STANZA_TYPE_RESULT) == 0)) { _disco_items_result_handler(stanza); } xmpp_stanza_t *lastactivity = xmpp_stanza_get_child_by_ns(stanza, STANZA_NS_LASTACTIVITY); if (lastactivity && (g_strcmp0(type, STANZA_TYPE_GET) == 0)) { _last_activity_get_handler(stanza); } xmpp_stanza_t *version = xmpp_stanza_get_child_by_ns(stanza, STANZA_NS_VERSION); if (version && (g_strcmp0(type, STANZA_TYPE_GET) == 0)) { _version_get_handler(stanza); } xmpp_stanza_t *ping = xmpp_stanza_get_child_by_ns(stanza, STANZA_NS_PING); if (ping && (g_strcmp0(type, STANZA_TYPE_GET) == 0)) { _ping_get_handler(stanza); } xmpp_stanza_t *roster = xmpp_stanza_get_child_by_ns(stanza, XMPP_NS_ROSTER); if (roster && (g_strcmp0(type, STANZA_TYPE_SET) == 0)) { roster_set_handler(stanza); } if (roster && (g_strcmp0(type, STANZA_TYPE_RESULT) == 0)) { roster_result_handler(stanza); } xmpp_stanza_t *blocking = xmpp_stanza_get_child_by_ns(stanza, STANZA_NS_BLOCKING); if (blocking && (g_strcmp0(type, STANZA_TYPE_SET) == 0)) { blocked_set_handler(stanza); } const char *id = xmpp_stanza_get_id(stanza); if (id) { ProfIqHandler *handler = g_hash_table_lookup(id_handlers, id); if (handler) { int keep = handler->func(stanza, handler->userdata); if (!keep) { g_hash_table_remove(id_handlers, id); } } } return 1; } void iq_handlers_init(void) { xmpp_conn_t * const conn = connection_get_conn(); xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_handler_add(conn, _iq_handler, NULL, STANZA_NAME_IQ, NULL, ctx); if (prefs_get_autoping() != 0) { int millis = prefs_get_autoping() * 1000; xmpp_timed_handler_add(conn, _autoping_timed_send, millis, ctx); } iq_handlers_clear(); id_handlers = g_hash_table_new_full(g_str_hash, g_str_equal, free, (GDestroyNotify)_iq_id_handler_free); rooms_cache = g_hash_table_new_full(g_str_hash, g_str_equal, free, (GDestroyNotify)xmpp_stanza_release); } void iq_handlers_clear() { if (id_handlers) { g_hash_table_remove_all(id_handlers); id_handlers = NULL; } } static void _iq_id_handler_free(ProfIqHandler *handler) { if (handler == NULL) { return; } if (handler->free_func && handler->userdata) { handler->free_func(handler->userdata); } free(handler); handler = NULL; } void iq_id_handler_add(const char *const id, ProfIqCallback func, ProfIqFreeCallback free_func, void *userdata) { ProfIqHandler *handler = malloc(sizeof(ProfIqHandler)); handler->func = func; handler->free_func = free_func; handler->userdata = userdata; g_hash_table_insert(id_handlers, strdup(id), handler); } void iq_autoping_timer_cancel(void) { autoping_wait = FALSE; if (autoping_time) { g_timer_destroy(autoping_time); autoping_time = NULL; } } void iq_autoping_check(void) { if (connection_get_status() != JABBER_CONNECTED) { return; } if (autoping_wait == FALSE) { return; } if (autoping_time == NULL) { return; } gdouble elapsed = g_timer_elapsed(autoping_time, NULL); unsigned long seconds_elapsed = elapsed * 1.0; gint timeout = prefs_get_autoping_timeout(); if (timeout > 0 && seconds_elapsed >= timeout) { cons_show("Autoping response timed out after %u seconds.", timeout); log_debug("Autoping check: timed out after %u seconds, disconnecting", timeout); iq_autoping_timer_cancel(); session_autoping_fail(); } } void iq_set_autoping(const int seconds) { if (connection_get_status() != JABBER_CONNECTED) { return; } xmpp_conn_t * const conn = connection_get_conn(); xmpp_timed_handler_delete(conn, _autoping_timed_send); if (seconds == 0) { return; } int millis = seconds * 1000; xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_timed_handler_add(conn, _autoping_timed_send, millis, ctx); } void iq_rooms_cache_clear(void) { if (rooms_cache) { g_hash_table_remove_all(rooms_cache); rooms_cache = NULL; } } void iq_room_list_request(gchar *conferencejid, gchar *filter) { if (g_hash_table_contains(rooms_cache, conferencejid)) { log_debug("Rooms request cached for: %s", conferencejid); _room_list_id_handler(g_hash_table_lookup(rooms_cache, conferencejid), filter); return; } log_debug("Rooms request not cached for: %s", conferencejid); xmpp_ctx_t * const ctx = connection_get_ctx(); char *id = connection_create_stanza_id("confreq"); xmpp_stanza_t *iq = stanza_create_disco_items_iq(ctx, id, conferencejid, NULL); iq_id_handler_add(id, _room_list_id_handler, NULL, filter); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_enable_carbons(void) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_enable_carbons(ctx); const char *id = xmpp_stanza_get_id(iq); iq_id_handler_add(id, _enable_carbons_id_handler, NULL, NULL); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_disable_carbons(void) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_disable_carbons(ctx); const char *id = xmpp_stanza_get_id(iq); iq_id_handler_add(id, _disable_carbons_id_handler, NULL, NULL); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_http_upload_request(HTTPUpload *upload) { char *jid = connection_jid_for_feature(STANZA_NS_HTTP_UPLOAD); if (jid == NULL) { cons_show_error("XEP-0363 HTTP File Upload is not supported by the server"); return; } xmpp_ctx_t * const ctx = connection_get_ctx(); char *id = connection_create_stanza_id("http_upload_request"); xmpp_stanza_t *iq = stanza_create_http_upload_request(ctx, id, jid, upload); // TODO add free func iq_id_handler_add(id, _http_upload_response_id_handler, NULL, upload); free(id); iq_send_stanza(iq); xmpp_stanza_release(iq); return; } void iq_disco_info_request(gchar *jid) { xmpp_ctx_t * const ctx = connection_get_ctx(); char *id = connection_create_stanza_id("disco_info"); xmpp_stanza_t *iq = stanza_create_disco_info_iq(ctx, id, jid, NULL); iq_id_handler_add(id, _disco_info_response_id_handler, NULL, NULL); free(id); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_disco_info_request_onconnect(gchar *jid) { xmpp_ctx_t * const ctx = connection_get_ctx(); char *id = connection_create_stanza_id("disco_info_onconnect"); xmpp_stanza_t *iq = stanza_create_disco_info_iq(ctx, id, jid, NULL); iq_id_handler_add(id, _disco_info_response_id_handler_onconnect, NULL, NULL); free(id); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_last_activity_request(gchar *jid) { xmpp_ctx_t * const ctx = connection_get_ctx(); char *id = connection_create_stanza_id("lastactivity"); xmpp_stanza_t *iq = stanza_create_last_activity_iq(ctx, id, jid); iq_id_handler_add(id, _last_activity_response_id_handler, NULL, NULL); free(id); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_room_info_request(const char *const room, gboolean display_result) { xmpp_ctx_t * const ctx = connection_get_ctx(); char *id = connection_create_stanza_id("room_disco_info"); xmpp_stanza_t *iq = stanza_create_disco_info_iq(ctx, id, room, NULL); ProfRoomInfoData *cb_data = malloc(sizeof(ProfRoomInfoData)); cb_data->room = strdup(room); cb_data->display = display_result; iq_id_handler_add(id, _room_info_response_id_handler, (ProfIqFreeCallback)_iq_free_room_data, cb_data); free(id); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_send_caps_request_for_jid(const char *const to, const char *const id, const char *const node, const char *const ver) { xmpp_ctx_t * const ctx = connection_get_ctx(); if (!node) { log_error("Could not create caps request, no node"); return; } if (!ver) { log_error("Could not create caps request, no ver"); return; } GString *node_str = g_string_new(""); g_string_printf(node_str, "%s#%s", node, ver); xmpp_stanza_t *iq = stanza_create_disco_info_iq(ctx, id, to, node_str->str); g_string_free(node_str, TRUE); iq_id_handler_add(id, _caps_response_for_jid_id_handler, free, strdup(to)); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_send_caps_request(const char *const to, const char *const id, const char *const node, const char *const ver) { xmpp_ctx_t * const ctx = connection_get_ctx(); if (!node) { log_error("Could not create caps request, no node"); return; } if (!ver) { log_error("Could not create caps request, no ver"); return; } GString *node_str = g_string_new(""); g_string_printf(node_str, "%s#%s", node, ver); xmpp_stanza_t *iq = stanza_create_disco_info_iq(ctx, id, to, node_str->str); g_string_free(node_str, TRUE); iq_id_handler_add(id, _caps_response_id_handler, NULL, NULL); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_send_caps_request_legacy(const char *const to, const char *const id, const char *const node, const char *const ver) { xmpp_ctx_t * const ctx = connection_get_ctx(); if (!node) { log_error("Could not create caps request, no node"); return; } if (!ver) { log_error("Could not create caps request, no ver"); return; } GString *node_str = g_string_new(""); g_string_printf(node_str, "%s#%s", node, ver); xmpp_stanza_t *iq = stanza_create_disco_info_iq(ctx, id, to, node_str->str); iq_id_handler_add(id, _caps_response_legacy_id_handler, g_free, node_str->str); g_string_free(node_str, FALSE); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_disco_items_request(gchar *jid) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_create_disco_items_iq(ctx, "discoitemsreq", jid, NULL); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_disco_items_request_onconnect(gchar *jid) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_create_disco_items_iq(ctx, "discoitemsreq_onconnect", jid, NULL); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_send_software_version(const char *const fulljid) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_create_software_version_iq(ctx, fulljid); const char *id = xmpp_stanza_get_id(iq); iq_id_handler_add(id, _version_result_id_handler, free, strdup(fulljid)); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_confirm_instant_room(const char *const room_jid) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_create_instant_room_request_iq(ctx, room_jid); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_destroy_room(const char *const room_jid) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_create_instant_room_destroy_iq(ctx, room_jid); const char *id = xmpp_stanza_get_id(iq); iq_id_handler_add(id, _destroy_room_result_id_handler, NULL, NULL); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_request_room_config_form(const char *const room_jid) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_create_room_config_request_iq(ctx, room_jid); const char *id = xmpp_stanza_get_id(iq); iq_id_handler_add(id, _room_config_id_handler, NULL, NULL); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_submit_room_config(ProfConfWin *confwin) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_create_room_config_submit_iq(ctx, confwin->roomjid, confwin->form); const char *id = xmpp_stanza_get_id(iq); iq_id_handler_add(id, _room_config_submit_id_handler, NULL, NULL); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_room_config_cancel(ProfConfWin *confwin) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_create_room_config_cancel_iq(ctx, confwin->roomjid); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_room_affiliation_list(const char *const room, char *affiliation) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_create_room_affiliation_list_iq(ctx, room, affiliation); const char *id = xmpp_stanza_get_id(iq); iq_id_handler_add(id, _room_affiliation_list_result_id_handler, free, strdup(affiliation)); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_room_kick_occupant(const char *const room, const char *const nick, const char *const reason) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_create_room_kick_iq(ctx, room, nick, reason); const char *id = xmpp_stanza_get_id(iq); iq_id_handler_add(id, _room_kick_result_id_handler, free, strdup(nick)); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_room_affiliation_set(const char *const room, const char *const jid, char *affiliation, const char *const reason) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_create_room_affiliation_set_iq(ctx, room, jid, affiliation, reason); const char *id = xmpp_stanza_get_id(iq); ProfPrivilegeSet *affiliation_set = malloc(sizeof(struct privilege_set_t)); affiliation_set->item = strdup(jid); affiliation_set->privilege = strdup(affiliation); iq_id_handler_add(id, _room_affiliation_set_result_id_handler, (ProfIqFreeCallback)_iq_free_affiliation_set, affiliation_set); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_room_role_set(const char *const room, const char *const nick, char *role, const char *const reason) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_create_room_role_set_iq(ctx, room, nick, role, reason); const char *id = xmpp_stanza_get_id(iq); struct privilege_set_t *role_set = malloc(sizeof(ProfPrivilegeSet)); role_set->item = strdup(nick); role_set->privilege = strdup(role); iq_id_handler_add(id, _room_role_set_result_id_handler, (ProfIqFreeCallback)_iq_free_affiliation_set, role_set); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_room_role_list(const char *const room, char *role) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_create_room_role_list_iq(ctx, room, role); const char *id = xmpp_stanza_get_id(iq); iq_id_handler_add(id, _room_role_list_result_id_handler, free, strdup(role)); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_send_ping(const char *const target) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_create_ping_iq(ctx, target); const char *id = xmpp_stanza_get_id(iq); GDateTime *now = g_date_time_new_now_local(); iq_id_handler_add(id, _manual_pong_id_handler, (ProfIqFreeCallback)g_date_time_unref, now); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_command_list(const char *const target) { xmpp_ctx_t * const ctx = connection_get_ctx(); const char *id = connection_create_stanza_id("cmdlist"); xmpp_stanza_t *iq = stanza_create_disco_items_iq(ctx, id, target, STANZA_NS_COMMAND); iq_id_handler_add(id, _command_list_result_handler, NULL, NULL); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_command_exec(const char *const target, const char *const command) { xmpp_ctx_t * const ctx = connection_get_ctx(); xmpp_stanza_t *iq = stanza_create_command_exec_iq(ctx, target, command); const char *id = xmpp_stanza_get_id(iq); iq_id_handler_add(id, _command_exec_response_handler, free, strdup(command)); iq_send_stanza(iq); xmpp_stanza_release(iq); } void iq_submit_command_config(ProfConfWin *confwin) { xmpp_ctx_t * const ctx = connection_get_ctx(); CommandConfigData *data = (CommandConfigData *)confwin->userdata; xmpp_stanza_t *iq = stanza_create_command_config_submit_iq(ctx, confwin->roomjid, data->command, data->sessionid, confwin->form); const char *id = xmpp_stanza_get_id(iq); iq_id_handler_add(id, _command_exec_response_handler, free, strdup(data->command)); iq_send_stanza(iq); xmpp_stanza_release(iq); free(data->sessionid); free(data->command); free(data); } void iq_cancel_command_config(ProfConfWin *confwin) { xmpp_ctx_t * const ctx = connection_get_ctx(); CommandConfigData *data = (CommandConfigData *)confwin->userdata; xmpp_stanza_t *iq = stanza_create_room_config_cancel_iq(ctx, confwin->roomjid); iq_send_stanza(iq); xmpp_stanza_release(iq); free(data->sessionid); free(data->command); free(data); } static void _error_handler(xmpp_stanza_t *const stanza) { const char *id = xmpp_stanza_get_id(stanza); char *error_msg = stanza_get_error_message(stanza); if (id) { log_debug("IQ error handler fired, id: %s, error: %s", id, error_msg); log_error("IQ error received, id: %s, error: %s", id, error_msg); } else { log_debug("IQ error handler fired, error: %s", error_msg); log_error("IQ error received, error: %s", error_msg); } free(error_msg); } static int _caps_response_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *id = xmpp_stanza_get_id(stanza); xmpp_stanza_t *query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY); const char *type = xmpp_stanza_get_type(stanza); // ignore non result if ((g_strcmp0(type, "get") == 0) || (g_strcmp0(type, "set") == 0)) { return 1; } if (id) { log_info("Capabilities response handler fired for id %s", id); } else { log_info("Capabilities response handler fired"); } const char *from = xmpp_stanza_get_from(stanza); if (!from) { log_info("No from attribute"); return 0; } // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); log_warning("Error received for capabilities response from %s: ", from, error_message); free(error_message); return 0; } if (query == NULL) { log_info("No query element found."); return 0; } const char *node = xmpp_stanza_get_attribute(query, STANZA_ATTR_NODE); if (node == NULL) { log_info("No node attribute found"); return 0; } // validate sha1 gchar **split = g_strsplit(node, "#", -1); char *given_sha1 = split[1]; char *generated_sha1 = stanza_create_caps_sha1_from_query(query); if (g_strcmp0(given_sha1, generated_sha1) != 0) { log_warning("Generated sha-1 does not match given:"); log_warning("Generated : %s", generated_sha1); log_warning("Given : %s", given_sha1); } else { log_info("Valid SHA-1 hash found: %s", given_sha1); if (caps_cache_contains(given_sha1)) { log_info("Capabilties already cached: %s", given_sha1); } else { log_info("Capabilities not cached: %s, storing", given_sha1); EntityCapabilities *capabilities = stanza_create_caps_from_query_element(query); caps_add_by_ver(given_sha1, capabilities); caps_destroy(capabilities); } caps_map_jid_to_ver(from, given_sha1); } g_free(generated_sha1); g_strfreev(split); return 0; } static int _caps_response_for_jid_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { char *jid = (char *)userdata; const char *id = xmpp_stanza_get_id(stanza); xmpp_stanza_t *query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY); const char *type = xmpp_stanza_get_type(stanza); // ignore non result if ((g_strcmp0(type, "get") == 0) || (g_strcmp0(type, "set") == 0)) { return 1; } if (id) { log_info("Capabilities response handler fired for id %s", id); } else { log_info("Capabilities response handler fired"); } const char *from = xmpp_stanza_get_from(stanza); if (!from) { log_info("No from attribute"); return 0; } // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); log_warning("Error received for capabilities response from %s: ", from, error_message); free(error_message); return 0; } if (query == NULL) { log_info("No query element found."); return 0; } const char *node = xmpp_stanza_get_attribute(query, STANZA_ATTR_NODE); if (node == NULL) { log_info("No node attribute found"); return 0; } log_info("Associating capabilities with: %s", jid); EntityCapabilities *capabilities = stanza_create_caps_from_query_element(query); caps_add_by_jid(jid, capabilities); return 0; } static int _caps_response_legacy_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *id = xmpp_stanza_get_id(stanza); xmpp_stanza_t *query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY); char *expected_node = (char *)userdata; const char *type = xmpp_stanza_get_type(stanza); // ignore non result if ((g_strcmp0(type, "get") == 0) || (g_strcmp0(type, "set") == 0)) { return 1; } if (id) { log_info("Capabilities response handler fired for id %s", id); } else { log_info("Capabilities response handler fired"); } const char *from = xmpp_stanza_get_from(stanza); if (!from) { log_info("No from attribute"); return 0; } // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); log_warning("Error received for capabilities response from %s: ", from, error_message); free(error_message); return 0; } if (query == NULL) { log_info("No query element found."); return 0; } const char *node = xmpp_stanza_get_attribute(query, STANZA_ATTR_NODE); if (node == NULL) { log_info("No node attribute found"); return 0; } // nodes match if (g_strcmp0(expected_node, node) == 0) { log_info("Legacy capabilities, nodes match %s", node); if (caps_cache_contains(node)) { log_info("Capabilties already cached: %s", node); } else { log_info("Capabilities not cached: %s, storing", node); EntityCapabilities *capabilities = stanza_create_caps_from_query_element(query); caps_add_by_ver(node, capabilities); caps_destroy(capabilities); } caps_map_jid_to_ver(from, node); // node match fail } else { log_info("Legacy Capabilities nodes do not match, expeceted %s, given %s.", expected_node, node); } return 0; } static int _room_list_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { gchar *filter = (gchar*)userdata; const char *id = xmpp_stanza_get_id(stanza); const char *from = xmpp_stanza_get_from(stanza); if (prefs_get_boolean(PREF_ROOM_LIST_CACHE) && !g_hash_table_contains(rooms_cache, from)) { g_hash_table_insert(rooms_cache, strdup(from), xmpp_stanza_copy(stanza)); } log_debug("Response to query: %s", id); xmpp_stanza_t *query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY); if (query == NULL) { return 0; } cons_show(""); if (filter) { cons_show("Rooms list response received: %s, filter: %s", from, filter); } else { cons_show("Rooms list response received: %s", from); } xmpp_stanza_t *child = xmpp_stanza_get_children(query); if (child == NULL) { cons_show(" No rooms found."); return 0; } GPatternSpec *glob = NULL; if (filter != NULL) { gchar *filter_lower = g_utf8_strdown(filter, -1); GString *glob_str = g_string_new("*"); g_string_append(glob_str, filter_lower); g_string_append(glob_str, "*"); glob = g_pattern_spec_new(glob_str->str); g_string_free(glob_str, TRUE); } gboolean matched = FALSE; while (child) { const char *stanza_name = xmpp_stanza_get_name(child); if (stanza_name && (g_strcmp0(stanza_name, STANZA_NAME_ITEM) == 0)) { const char *item_jid = xmpp_stanza_get_attribute(child, STANZA_ATTR_JID); gchar *item_jid_lower = NULL; if (item_jid) { Jid *jidp = jid_create(item_jid); if (jidp && jidp->localpart) { item_jid_lower = g_utf8_strdown(jidp->localpart, -1); } jid_destroy(jidp); } const char *item_name = xmpp_stanza_get_attribute(child, STANZA_ATTR_NAME); gchar *item_name_lower = NULL; if (item_name) { item_name_lower = g_utf8_strdown(item_name, -1); } if ((item_jid_lower) && ((glob == NULL) || ((g_pattern_match(glob, strlen(item_jid_lower), item_jid_lower, NULL)) || (item_name_lower && g_pattern_match(glob, strlen(item_name_lower), item_name_lower, NULL))))) { if (glob) { matched = TRUE; } GString *item = g_string_new(item_jid); if (item_name) { g_string_append(item, " ("); g_string_append(item, item_name); g_string_append(item, ")"); } cons_show(" %s", item->str); g_string_free(item, TRUE); } g_free(item_jid_lower); g_free(item_name_lower); } child = xmpp_stanza_get_next(child); } if (glob && matched == FALSE) { cons_show(" No rooms found matching filter: %s", filter); } if (glob) { g_pattern_spec_free(glob); } return 0; } static int _command_list_result_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *id = xmpp_stanza_get_id(stanza); const char *type = xmpp_stanza_get_type(stanza); char *from = strdup(xmpp_stanza_get_from(stanza)); if (id) { log_debug("IQ command list result handler fired, id: %s.", id); } else { log_debug("IQ command list result handler fired."); } // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); log_debug("Error retrieving command list for %s: %s", from, error_message); ProfWin *win = wins_get_by_string(from); if (win) { win_command_list_error(win, error_message); } free(error_message); free(from); return 0; } GSList *cmds = NULL; xmpp_stanza_t *query = xmpp_stanza_get_child_by_ns(stanza, XMPP_NS_DISCO_ITEMS); if (query) { xmpp_stanza_t *child = xmpp_stanza_get_children(query); while (child) { const char *name = xmpp_stanza_get_name(child); if (g_strcmp0(name, "item") == 0) { const char *node = xmpp_stanza_get_attribute(child, STANZA_ATTR_NODE); if (node) { cmds = g_slist_insert_sorted(cmds, (gpointer)node, (GCompareFunc)g_strcmp0); } } child = xmpp_stanza_get_next(child); } } ProfWin *win = wins_get_by_string(from); if (win == NULL) { win = wins_get_console(); } win_handle_command_list(win, cmds); g_slist_free(cmds); free(from); return 0; } static int _command_exec_response_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *id = xmpp_stanza_get_id(stanza); const char *type = xmpp_stanza_get_type(stanza); const char *from = xmpp_stanza_get_from(stanza); char *command = userdata; if (id) { log_debug("IQ command exec response handler fired, id: %s.", id); } else { log_debug("IQ command exec response handler fired."); } ProfWin *win = wins_get_by_string(from); if (win == NULL) { /* No more window associated with this command. * Fallback to console. */ win = wins_get_console(); } // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); log_debug("Error executing command %s for %s: %s", command, from, error_message); win_command_exec_error(win, command, error_message); free(error_message); return 0; } xmpp_stanza_t *cmd = xmpp_stanza_get_child_by_ns(stanza, STANZA_NS_COMMAND); if (!cmd) { log_error("No command element for command response"); win_command_exec_error(win, command, "Malformed command response"); return 0; } const char *status = xmpp_stanza_get_attribute(cmd, STANZA_ATTR_STATUS); if (g_strcmp0(status, "completed") == 0) { win_handle_command_exec_status(win, command, "completed"); xmpp_stanza_t *note = xmpp_stanza_get_child_by_name(cmd, "note"); if (note) { const char *type = xmpp_stanza_get_attribute(note, "type"); const char *value = xmpp_stanza_get_text(note); win_handle_command_exec_result_note(win, type, value); } xmpp_stanza_t *x = xmpp_stanza_get_child_by_ns(cmd, STANZA_NS_DATA); if (x) { xmpp_stanza_t *roster = xmpp_stanza_get_child_by_ns(x, XMPP_NS_ROSTER); if (roster) { /* Special handling of xep-0133 roster in response */ GSList *list = NULL; xmpp_stanza_t *child = xmpp_stanza_get_children(roster); while (child) { const char *barejid = xmpp_stanza_get_attribute(child, STANZA_ATTR_JID); gchar *barejid_lower = g_utf8_strdown(barejid, -1); const char *name = xmpp_stanza_get_attribute(child, STANZA_ATTR_NAME); const char *sub = xmpp_stanza_get_attribute(child, STANZA_ATTR_SUBSCRIPTION); const char *ask = xmpp_stanza_get_attribute(child, STANZA_ATTR_ASK); GSList *groups = NULL; groups = roster_get_groups_from_item(child); gboolean pending_out = FALSE; if (ask && (strcmp(ask, "subscribe") == 0)) { pending_out = TRUE; } PContact contact = p_contact_new(barejid_lower, name, groups, sub, NULL, pending_out); list = g_slist_insert_sorted(list, contact, (GCompareFunc)roster_compare_name); child = xmpp_stanza_get_next(child); } cons_show_roster(list); g_slist_free(list); } else { DataForm *form = form_create(x); ProfConfWin *confwin = (ProfConfWin*)wins_new_config(from, form, NULL, NULL, NULL); confwin_handle_configuration(confwin, form); } } } else if (g_strcmp0(status, "executing") == 0) { win_handle_command_exec_status(win, command, "executing"); /* Looking for a jabber:x:data type form */ xmpp_stanza_t *x = xmpp_stanza_get_child_by_ns(cmd, STANZA_NS_DATA); if (x == NULL) { return 0; } const char *form_type = xmpp_stanza_get_type(x); if (g_strcmp0(form_type, "form") != 0) { log_error("Unsupported payload in command response"); win_command_exec_error(win, command, "Unsupported command response"); return 0; } const char *sessionid = xmpp_stanza_get_attribute(cmd, "sessionid"); DataForm *form = form_create(x); CommandConfigData *data = malloc(sizeof(CommandConfigData)); if (sessionid == NULL) { data->sessionid = NULL; } else { data->sessionid = strdup(sessionid); } data->command = command; ProfConfWin *confwin = (ProfConfWin*)wins_new_config(from, form, iq_submit_command_config, iq_cancel_command_config, data); confwin_handle_configuration(confwin, form); } else if (g_strcmp0(status, "canceled") == 0) { win_handle_command_exec_status(win, command, "canceled"); xmpp_stanza_t *note = xmpp_stanza_get_child_by_name(cmd, "note"); if (note) { const char *type = xmpp_stanza_get_attribute(note, "type"); const char *value = xmpp_stanza_get_text(note); win_handle_command_exec_result_note(win, type, value); } } else { log_error("Unsupported command status %s", status); win_command_exec_error(win, command, "Malformed command response"); } return 0; } static int _enable_carbons_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *type = xmpp_stanza_get_type(stanza); if (g_strcmp0(type, "error") == 0) { char *error_message = stanza_get_error_message(stanza); cons_show_error("Server error enabling message carbons: %s", error_message); log_debug("Error enabling carbons: %s", error_message); free(error_message); } else { log_debug("Message carbons enabled."); } return 0; } static int _disable_carbons_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *type = xmpp_stanza_get_type(stanza); if (g_strcmp0(type, "error") == 0) { char *error_message = stanza_get_error_message(stanza); cons_show_error("Server error disabling message carbons: %s", error_message); log_debug("Error disabling carbons: %s", error_message); free(error_message); } else { log_debug("Message carbons disabled."); } return 0; } static int _manual_pong_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *from = xmpp_stanza_get_from(stanza); const char *type = xmpp_stanza_get_type(stanza); GDateTime *sent = (GDateTime *)userdata; // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); if (!error_message) { cons_show_error("Error returned from pinging %s.", from); } else { cons_show_error("Error returned from pinging %s: %s.", from, error_message); } free(error_message); return 0; } GDateTime *now = g_date_time_new_now_local(); GTimeSpan elapsed = g_date_time_difference(now, sent); int elapsed_millis = elapsed / 1000; g_date_time_unref(now); if (from == NULL) { cons_show("Ping response from server: %dms.", elapsed_millis); } else { cons_show("Ping response from %s: %dms.", from, elapsed_millis); } return 0; } static int _autoping_timed_send(xmpp_conn_t *const conn, void *const userdata) { if (connection_get_status() != JABBER_CONNECTED) { return 1; } if (connection_supports(XMPP_FEATURE_PING) == FALSE) { log_warning("Server doesn't advertise %s feature, disabling autoping.", XMPP_FEATURE_PING); prefs_set_autoping(0); cons_show_error("Server ping not supported, autoping disabled."); xmpp_conn_t *conn = connection_get_conn(); xmpp_timed_handler_delete(conn, _autoping_timed_send); return 1; } if (autoping_wait) { log_debug("Autoping: Existing ping already in progress, aborting"); return 1; } xmpp_ctx_t *ctx = (xmpp_ctx_t *)userdata; xmpp_stanza_t *iq = stanza_create_ping_iq(ctx, NULL); const char *id = xmpp_stanza_get_id(iq); log_debug("Autoping: Sending ping request: %s", id); // add pong handler iq_id_handler_add(id, _auto_pong_id_handler, NULL, NULL); iq_send_stanza(iq); xmpp_stanza_release(iq); autoping_wait = TRUE; if (autoping_time) { g_timer_destroy(autoping_time); } autoping_time = g_timer_new(); return 1; } static int _auto_pong_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { iq_autoping_timer_cancel(); const char *id = xmpp_stanza_get_id(stanza); if (id == NULL) { log_debug("Autoping: Pong handler fired."); return 0; } log_debug("Autoping: Pong handler fired: %s.", id); const char *type = xmpp_stanza_get_type(stanza); if (type == NULL) { return 0; } if (g_strcmp0(type, STANZA_TYPE_ERROR) != 0) { return 0; } // show warning if error char *error_msg = stanza_get_error_message(stanza); log_warning("Server ping (id=%s) responded with error: %s", id, error_msg); free(error_msg); // turn off autoping if error type is 'cancel' xmpp_stanza_t *error = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_ERROR); if (error == NULL) { return 0; } const char *errtype = xmpp_stanza_get_type(error); if (errtype == NULL) { return 0; } if (g_strcmp0(errtype, "cancel") == 0) { log_warning("Server ping (id=%s) error type 'cancel', disabling autoping.", id); prefs_set_autoping(0); cons_show_error("Server ping not supported, autoping disabled."); xmpp_conn_t *conn = connection_get_conn(); xmpp_timed_handler_delete(conn, _autoping_timed_send); } return 0; } static int _version_result_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *id = xmpp_stanza_get_id(stanza); if (id) { log_debug("IQ version result handler fired, id: %s.", id); } else { log_debug("IQ version result handler fired."); } const char *type = xmpp_stanza_get_type(stanza); const char *from = xmpp_stanza_get_from(stanza); if (g_strcmp0(type, STANZA_TYPE_RESULT) != 0) { if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); ui_handle_software_version_error(from, error_message); free(error_message); } else { ui_handle_software_version_error(from, "unknown error"); log_error("Software version result with unrecognised type attribute."); } return 0; } const char *jid = xmpp_stanza_get_from(stanza); xmpp_stanza_t *query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY); if (query == NULL) { log_error("Software version result received with no query element."); return 0; } const char *ns = xmpp_stanza_get_ns(query); if (g_strcmp0(ns, STANZA_NS_VERSION) != 0) { log_error("Software version result received without namespace."); return 0; } char *name_str = NULL; char *version_str = NULL; char *os_str = NULL; xmpp_stanza_t *name = xmpp_stanza_get_child_by_name(query, "name"); xmpp_stanza_t *version = xmpp_stanza_get_child_by_name(query, "version"); xmpp_stanza_t *os = xmpp_stanza_get_child_by_name(query, "os"); if (name) { name_str = xmpp_stanza_get_text(name); } if (version) { version_str = xmpp_stanza_get_text(version); } if (os) { os_str = xmpp_stanza_get_text(os); } if (g_strcmp0(jid, (char*)userdata) != 0) { log_warning("From attribute specified different JID, using original JID."); } xmpp_conn_t *conn = connection_get_conn(); xmpp_ctx_t *ctx = xmpp_conn_get_context(conn); Jid *jidp = jid_create((char*)userdata); const char *presence = NULL; if (muc_active(jidp->barejid)) { Occupant *occupant = muc_roster_item(jidp->barejid, jidp->resourcepart); presence = string_from_resource_presence(occupant->presence); } else { PContact contact = roster_get_contact(jidp->barejid); if (contact) { Resource *resource = p_contact_get_resource(contact, jidp->resourcepart); if (!resource) { ui_handle_software_version_error(jidp->fulljid, "Unknown resource"); if (name_str) xmpp_free(ctx, name_str); if (version_str) xmpp_free(ctx, version_str); if (os_str) xmpp_free(ctx, os_str); return 0; } presence = string_from_resource_presence(resource->presence); } else { presence = "offline"; } } ui_show_software_version(jidp->fulljid, presence, name_str, version_str, os_str); jid_destroy(jidp); if (name_str) xmpp_free(ctx, name_str); if (version_str) xmpp_free(ctx, version_str); if (os_str) xmpp_free(ctx, os_str); return 0; } static void _ping_get_handler(xmpp_stanza_t *const stanza) { xmpp_ctx_t * const ctx = connection_get_ctx(); const char *id = xmpp_stanza_get_id(stanza); const char *to = xmpp_stanza_get_to(stanza); const char *from = xmpp_stanza_get_from(stanza); if (id) { log_debug("IQ ping get handler fired, id: %s.", id); } else { log_debug("IQ ping get handler fired."); } if ((from == NULL) || (to == NULL)) { return; } xmpp_stanza_t *pong = xmpp_iq_new(ctx, STANZA_TYPE_RESULT, id); xmpp_stanza_set_to(pong, from); xmpp_stanza_set_from(pong, to); iq_send_stanza(pong); xmpp_stanza_release(pong); } static void _version_get_handler(xmpp_stanza_t *const stanza) { xmpp_ctx_t * const ctx = connection_get_ctx(); const char *id = xmpp_stanza_get_id(stanza); const char *from = xmpp_stanza_get_from(stanza); if (id) { log_debug("IQ version get handler fired, id: %s.", id); } else { log_debug("IQ version get handler fired."); } if (from) { xmpp_stanza_t *response = xmpp_iq_new(ctx, STANZA_TYPE_RESULT, id); xmpp_stanza_set_to(response, from); xmpp_stanza_t *query = xmpp_stanza_new(ctx); xmpp_stanza_set_name(query, STANZA_NAME_QUERY); xmpp_stanza_set_ns(query, STANZA_NS_VERSION); xmpp_stanza_t *name = xmpp_stanza_new(ctx); xmpp_stanza_set_name(name, "name"); xmpp_stanza_t *name_txt = xmpp_stanza_new(ctx); xmpp_stanza_set_text(name_txt, "Profanity"); xmpp_stanza_add_child(name, name_txt); xmpp_stanza_t *version = xmpp_stanza_new(ctx); xmpp_stanza_set_name(version, "version"); xmpp_stanza_t *version_txt = xmpp_stanza_new(ctx); GString *version_str = g_string_new(PACKAGE_VERSION); if (strcmp(PACKAGE_STATUS, "development") == 0) { #ifdef HAVE_GIT_VERSION g_string_append(version_str, "dev."); g_string_append(version_str, PROF_GIT_BRANCH); g_string_append(version_str, "."); g_string_append(version_str, PROF_GIT_REVISION); #else g_string_append(version_str, "dev"); #endif } xmpp_stanza_set_text(version_txt, version_str->str); xmpp_stanza_add_child(version, version_txt); xmpp_stanza_add_child(query, name); xmpp_stanza_add_child(query, version); xmpp_stanza_add_child(response, query); iq_send_stanza(response); g_string_free(version_str, TRUE); xmpp_stanza_release(name_txt); xmpp_stanza_release(version_txt); xmpp_stanza_release(name); xmpp_stanza_release(version); xmpp_stanza_release(query); xmpp_stanza_release(response); } } static void _disco_items_get_handler(xmpp_stanza_t *const stanza) { xmpp_ctx_t * const ctx = connection_get_ctx(); const char *id = xmpp_stanza_get_id(stanza); const char *from = xmpp_stanza_get_from(stanza); if (id) { log_debug("IQ disco items get handler fired, id: %s.", id); } else { log_debug("IQ disco items get handler fired."); } if (from) { xmpp_stanza_t *response = xmpp_iq_new(ctx, STANZA_TYPE_RESULT, xmpp_stanza_get_id(stanza)); xmpp_stanza_set_to(response, from); xmpp_stanza_t *query = xmpp_stanza_new(ctx); xmpp_stanza_set_name(query, STANZA_NAME_QUERY); xmpp_stanza_set_ns(query, XMPP_NS_DISCO_ITEMS); xmpp_stanza_add_child(response, query); iq_send_stanza(response); xmpp_stanza_release(response); } } static void _last_activity_get_handler(xmpp_stanza_t *const stanza) { xmpp_ctx_t *ctx = connection_get_ctx(); const char *from = xmpp_stanza_get_from(stanza); if (!from) { return; } if (prefs_get_boolean(PREF_LASTACTIVITY)) { int idls_secs = ui_get_idle_time() / 1000; char str[50]; sprintf(str, "%d", idls_secs); xmpp_stanza_t *response = xmpp_iq_new(ctx, STANZA_TYPE_RESULT, xmpp_stanza_get_id(stanza)); xmpp_stanza_set_to(response, from); xmpp_stanza_t *query = xmpp_stanza_new(ctx); xmpp_stanza_set_name(query, STANZA_NAME_QUERY); xmpp_stanza_set_attribute(query, STANZA_ATTR_XMLNS, STANZA_NS_LASTACTIVITY); xmpp_stanza_set_attribute(query, "seconds", str); xmpp_stanza_add_child(response, query); xmpp_stanza_release(query); iq_send_stanza(response); xmpp_stanza_release(response); } else { xmpp_stanza_t *response = xmpp_iq_new(ctx, STANZA_TYPE_ERROR, xmpp_stanza_get_id(stanza)); xmpp_stanza_set_to(response, from); xmpp_stanza_t *error = xmpp_stanza_new(ctx); xmpp_stanza_set_name(error, STANZA_NAME_ERROR); xmpp_stanza_set_type(error, "cancel"); xmpp_stanza_t *service_unavailable = xmpp_stanza_new(ctx); xmpp_stanza_set_name(service_unavailable, "service-unavailable"); xmpp_stanza_set_ns(service_unavailable, "urn:ietf:params:xml:ns:xmpp-stanzas"); xmpp_stanza_add_child(error, service_unavailable); xmpp_stanza_release(service_unavailable); xmpp_stanza_add_child(response, error); xmpp_stanza_release(error); iq_send_stanza(response); xmpp_stanza_release(response); } } static void _disco_info_get_handler(xmpp_stanza_t *const stanza) { xmpp_ctx_t * const ctx = connection_get_ctx(); const char *from = xmpp_stanza_get_from(stanza); xmpp_stanza_t *incoming_query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY); const char *node_str = xmpp_stanza_get_attribute(incoming_query, STANZA_ATTR_NODE); const char *id = xmpp_stanza_get_id(stanza); if (id) { log_debug("IQ disco info get handler fired, id: %s.", id); } else { log_debug("IQ disco info get handler fired."); } if (from) { xmpp_stanza_t *response = xmpp_iq_new(ctx, STANZA_TYPE_RESULT, xmpp_stanza_get_id(stanza)); xmpp_stanza_set_to(response, from); xmpp_stanza_t *query = stanza_create_caps_query_element(ctx); if (node_str) { xmpp_stanza_set_attribute(query, STANZA_ATTR_NODE, node_str); } xmpp_stanza_add_child(response, query); iq_send_stanza(response); xmpp_stanza_release(query); xmpp_stanza_release(response); } } static int _destroy_room_result_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *id = xmpp_stanza_get_id(stanza); if (id) { log_debug("IQ destroy room result handler fired, id: %s.", id); } else { log_debug("IQ destroy room result handler fired."); } const char *from = xmpp_stanza_get_from(stanza); if (from == NULL) { log_error("No from attribute for IQ destroy room result"); } else { sv_ev_room_destroy(from); } return 0; } static int _room_config_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *id = xmpp_stanza_get_id(stanza); const char *type = xmpp_stanza_get_type(stanza); const char *from = xmpp_stanza_get_from(stanza); if (id) { log_debug("IQ room config handler fired, id: %s.", id); } else { log_debug("IQ room config handler fired."); } // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); ui_handle_room_configuration_form_error(from, error_message); free(error_message); return 0; } if (from == NULL) { log_warning("No from attribute for IQ config request result"); ui_handle_room_configuration_form_error(from, "No from attribute for room cofig response."); return 0; } xmpp_stanza_t *query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY); if (query == NULL) { log_warning("No query element found parsing room config response"); ui_handle_room_configuration_form_error(from, "No query element found parsing room config response"); return 0; } xmpp_stanza_t *x = xmpp_stanza_get_child_by_ns(query, STANZA_NS_DATA); if (x == NULL) { log_warning("No x element found with %s namespace parsing room config response", STANZA_NS_DATA); ui_handle_room_configuration_form_error(from, "No form configuration options available"); return 0; } const char *form_type = xmpp_stanza_get_type(x); if (g_strcmp0(form_type, "form") != 0) { log_warning("x element not of type 'form' parsing room config response"); ui_handle_room_configuration_form_error(from, "Form not of type 'form' parsing room config response."); return 0; } DataForm *form = form_create(x); ProfConfWin *confwin = (ProfConfWin*)wins_new_config(from, form, iq_submit_room_config, iq_room_config_cancel, NULL); confwin_handle_configuration(confwin, form); return 0; } static int _room_affiliation_set_result_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *id = xmpp_stanza_get_id(stanza); const char *type = xmpp_stanza_get_type(stanza); const char *from = xmpp_stanza_get_from(stanza); ProfPrivilegeSet *affiliation_set = (ProfPrivilegeSet*)userdata; if (id) { log_debug("IQ affiliation set handler fired, id: %s.", id); } else { log_debug("IQ affiliation set handler fired."); } // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); log_debug("Error setting affiliation %s list for room %s, user %s: %s", affiliation_set->privilege, from, affiliation_set->item, error_message); ProfMucWin *mucwin = wins_get_muc(from); if (mucwin) { mucwin_affiliation_set_error(mucwin, affiliation_set->item, affiliation_set->privilege, error_message); } free(error_message); } return 0; } static int _room_role_set_result_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *id = xmpp_stanza_get_id(stanza); const char *type = xmpp_stanza_get_type(stanza); const char *from = xmpp_stanza_get_from(stanza); ProfPrivilegeSet *role_set = (ProfPrivilegeSet*)userdata; if (id) { log_debug("IQ role set handler fired, id: %s.", id); } else { log_debug("IQ role set handler fired."); } // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); log_debug("Error setting role %s list for room %s, user %s: %s", role_set->privilege, from, role_set->item, error_message); ProfMucWin *mucwin = wins_get_muc(from); if (mucwin) { mucwin_role_set_error(mucwin, role_set->item, role_set->privilege, error_message); } free(error_message); } return 0; } static int _room_affiliation_list_result_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *id = xmpp_stanza_get_id(stanza); const char *type = xmpp_stanza_get_type(stanza); const char *from = xmpp_stanza_get_from(stanza); char *affiliation = (char *)userdata; if (id) { log_debug("IQ affiliation list result handler fired, id: %s.", id); } else { log_debug("IQ affiliation list result handler fired."); } // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); log_debug("Error retrieving %s list for room %s: %s", affiliation, from, error_message); ProfMucWin *mucwin = wins_get_muc(from); if (mucwin) { mucwin_affiliation_list_error(mucwin, affiliation, error_message); } free(error_message); return 0; } GSList *jids = NULL; xmpp_stanza_t *query = xmpp_stanza_get_child_by_ns(stanza, STANZA_NS_MUC_ADMIN); if (query) { xmpp_stanza_t *child = xmpp_stanza_get_children(query); while (child) { const char *name = xmpp_stanza_get_name(child); if (g_strcmp0(name, "item") == 0) { const char *jid = xmpp_stanza_get_attribute(child, STANZA_ATTR_JID); if (jid) { jids = g_slist_insert_sorted(jids, (gpointer)jid, (GCompareFunc)g_strcmp0); } } child = xmpp_stanza_get_next(child); } } muc_jid_autocomplete_add_all(from, jids); ProfMucWin *mucwin = wins_get_muc(from); if (mucwin) { mucwin_handle_affiliation_list(mucwin, affiliation, jids); } g_slist_free(jids); return 0; } static int _room_role_list_result_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *id = xmpp_stanza_get_id(stanza); const char *type = xmpp_stanza_get_type(stanza); const char *from = xmpp_stanza_get_from(stanza); char *role = (char *)userdata; if (id) { log_debug("IQ role list result handler fired, id: %s.", id); } else { log_debug("IQ role list result handler fired."); } // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); log_debug("Error retrieving %s list for room %s: %s", role, from, error_message); ProfMucWin *mucwin = wins_get_muc(from); if (mucwin) { mucwin_role_list_error(mucwin, role, error_message); } free(error_message); return 0; } GSList *nicks = NULL; xmpp_stanza_t *query = xmpp_stanza_get_child_by_ns(stanza, STANZA_NS_MUC_ADMIN); if (query) { xmpp_stanza_t *child = xmpp_stanza_get_children(query); while (child) { const char *name = xmpp_stanza_get_name(child); if (g_strcmp0(name, "item") == 0) { const char *nick = xmpp_stanza_get_attribute(child, STANZA_ATTR_NICK); if (nick) { nicks = g_slist_insert_sorted(nicks, (gpointer)nick, (GCompareFunc)g_strcmp0); } } child = xmpp_stanza_get_next(child); } } ProfMucWin *mucwin = wins_get_muc(from); if (mucwin) { mucwin_handle_role_list(mucwin, role, nicks); } g_slist_free(nicks); return 0; } static int _room_config_submit_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *id = xmpp_stanza_get_id(stanza); const char *type = xmpp_stanza_get_type(stanza); const char *from = xmpp_stanza_get_from(stanza); if (id) { log_debug("IQ room config submit handler fired, id: %s.", id); } else { log_debug("IQ room config submit handler fired."); } // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); ui_handle_room_config_submit_result_error(from, error_message); free(error_message); return 0; } ui_handle_room_config_submit_result(from); return 0; } static int _room_kick_result_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *id = xmpp_stanza_get_id(stanza); const char *type = xmpp_stanza_get_type(stanza); const char *from = xmpp_stanza_get_from(stanza); char *nick = (char *)userdata; if (id) { log_debug("IQ kick result handler fired, id: %s.", id); } else { log_debug("IQ kick result handler fired."); } // handle error responses ProfMucWin *mucwin = wins_get_muc(from); if (mucwin && (g_strcmp0(type, STANZA_TYPE_ERROR) == 0)) { char *error_message = stanza_get_error_message(stanza); mucwin_kick_error(mucwin, nick, error_message); free(error_message); } return 0; } static void _identity_destroy(DiscoIdentity *identity) { if (identity) { free(identity->name); free(identity->type); free(identity->category); free(identity); } } static void _item_destroy(DiscoItem *item) { if (item) { free(item->jid); free(item->name); free(item); } } static int _room_info_response_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *type = xmpp_stanza_get_type(stanza); ProfRoomInfoData *cb_data = (ProfRoomInfoData *)userdata; log_info("Received disco#info response for room: %s", cb_data->room); // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { ProfMucWin *mucwin = wins_get_muc(cb_data->room); if (mucwin && cb_data->display) { char *error_message = stanza_get_error_message(stanza); mucwin_room_info_error(mucwin, error_message); free(error_message); } return 0; } xmpp_stanza_t *query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY); if (query) { xmpp_stanza_t *child = xmpp_stanza_get_children(query); GSList *identities = NULL; GSList *features = NULL; while (child) { const char *stanza_name = xmpp_stanza_get_name(child); if (g_strcmp0(stanza_name, STANZA_NAME_FEATURE) == 0) { const char *var = xmpp_stanza_get_attribute(child, STANZA_ATTR_VAR); if (var) { features = g_slist_append(features, strdup(var)); } } else if (g_strcmp0(stanza_name, STANZA_NAME_IDENTITY) == 0) { const char *name = xmpp_stanza_get_attribute(child, STANZA_ATTR_NAME); const char *type = xmpp_stanza_get_type(child); const char *category = xmpp_stanza_get_attribute(child, STANZA_ATTR_CATEGORY); if (name || category || type) { DiscoIdentity *identity = malloc(sizeof(struct disco_identity_t)); if (name) { identity->name = strdup(name); } else { identity->name = NULL; } if (category) { identity->category = strdup(category); } else { identity->category = NULL; } if (type) { identity->type = strdup(type); } else { identity->type = NULL; } identities = g_slist_append(identities, identity); } } child = xmpp_stanza_get_next(child); } muc_set_features(cb_data->room, features); ProfMucWin *mucwin = wins_get_muc(cb_data->room); if (mucwin) { #ifdef HAVE_OMEMO if (muc_anonymity_type(mucwin->roomjid) == MUC_ANONYMITY_TYPE_NONANONYMOUS && omemo_automatic_start(cb_data->room)) { omemo_start_muc_sessions(cb_data->room); mucwin->is_omemo = TRUE; } #endif if (cb_data->display) { mucwin_room_disco_info(mucwin, identities, features); } } g_slist_free_full(features, free); g_slist_free_full(identities, (GDestroyNotify)_identity_destroy); } return 0; } static int _last_activity_response_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *from = xmpp_stanza_get_from(stanza); if (!from) { cons_show_error("Invalid last activity response received."); log_info("Received last activity response with no from attribute."); return 0; } const char *type = xmpp_stanza_get_type(stanza); // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); if (from) { cons_show_error("Last activity request failed for %s: %s", from, error_message); } else { cons_show_error("Last activity request failed: %s", error_message); } free(error_message); return 0; } xmpp_stanza_t *query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY); if (!query) { cons_show_error("Invalid last activity response received."); log_info("Received last activity response with no query element."); return 0; } const char *seconds_str = xmpp_stanza_get_attribute(query, "seconds"); if (!seconds_str) { cons_show_error("Invalid last activity response received."); log_info("Received last activity response with no seconds attribute."); return 0; } int seconds = atoi(seconds_str); if (seconds < 0) { cons_show_error("Invalid last activity response received."); log_info("Received last activity response with negative value."); return 0; } char *msg = xmpp_stanza_get_text(query); sv_ev_lastactivity_response(from, seconds, msg); xmpp_free(connection_get_ctx(), msg); return 0; } static int _disco_info_response_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { const char *from = xmpp_stanza_get_from(stanza); const char *type = xmpp_stanza_get_type(stanza); if (from) { log_info("Received disco#info response from: %s", from); } else { log_info("Received disco#info response"); } // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); if (from) { cons_show_error("Service discovery failed for %s: %s", from, error_message); } else { cons_show_error("Service discovery failed: %s", error_message); } free(error_message); return 0; } xmpp_stanza_t *query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY); if (query) { xmpp_stanza_t *child = xmpp_stanza_get_children(query); GSList *identities = NULL; GSList *features = NULL; while (child) { const char *stanza_name = xmpp_stanza_get_name(child); if (g_strcmp0(stanza_name, STANZA_NAME_FEATURE) == 0) { const char *var = xmpp_stanza_get_attribute(child, STANZA_ATTR_VAR); if (var) { features = g_slist_append(features, strdup(var)); } } else if (g_strcmp0(stanza_name, STANZA_NAME_IDENTITY) == 0) { const char *name = xmpp_stanza_get_attribute(child, STANZA_ATTR_NAME); const char *type = xmpp_stanza_get_type(child); const char *category = xmpp_stanza_get_attribute(child, STANZA_ATTR_CATEGORY); if (name || category || type) { DiscoIdentity *identity = malloc(sizeof(struct disco_identity_t)); if (name) { identity->name = strdup(name); } else { identity->name = NULL; } if (category) { identity->category = strdup(category); } else { identity->category = NULL; } if (type) { identity->type = strdup(type); } else { identity->type = NULL; } identities = g_slist_append(identities, identity); } } child = xmpp_stanza_get_next(child); } cons_show_disco_info(from, identities, features); g_slist_free_full(features, free); g_slist_free_full(identities, (GDestroyNotify)_identity_destroy); } return 0; } static int _disco_info_response_id_handler_onconnect(xmpp_stanza_t *const stanza, void *const userdata) { const char *from = xmpp_stanza_get_from(stanza); const char *type = xmpp_stanza_get_type(stanza); if (from) { log_info("Received disco#info response from: %s", from); } else { log_info("Received disco#info response"); } // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); if (from) { log_error("Service discovery failed for %s: %s", from, error_message); } else { log_error("Service discovery failed: %s", error_message); } free(error_message); return 0; } xmpp_stanza_t *query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY); if (query) { GHashTable *features = connection_get_features(from); if (features == NULL) { log_error("No matching disco item found for %s", from); return 1; } xmpp_stanza_t *child = xmpp_stanza_get_children(query); while (child) { const char *stanza_name = xmpp_stanza_get_name(child); if (g_strcmp0(stanza_name, STANZA_NAME_FEATURE) == 0) { const char *var = xmpp_stanza_get_attribute(child, STANZA_ATTR_VAR); if (var) { g_hash_table_add(features, strdup(var)); } } child = xmpp_stanza_get_next(child); } } connection_features_received(from); return 0; } static int _http_upload_response_id_handler(xmpp_stanza_t *const stanza, void *const userdata) { HTTPUpload *upload = (HTTPUpload *)userdata; const char *from = xmpp_stanza_get_from(stanza); const char *type = xmpp_stanza_get_type(stanza); if (from) { log_info("Received http_upload response from: %s", from); } else { log_info("Received http_upload response"); } // handle error responses if (g_strcmp0(type, STANZA_TYPE_ERROR) == 0) { char *error_message = stanza_get_error_message(stanza); if (from) { cons_show_error("Uploading '%s' failed for %s: %s", upload->filename, from, error_message); } else { cons_show_error("Uploading '%s' failed: %s", upload->filename, error_message); } free(error_message); return 0; } xmpp_stanza_t *slot = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_SLOT); if (slot && g_strcmp0(xmpp_stanza_get_ns(slot), STANZA_NS_HTTP_UPLOAD) == 0) { xmpp_stanza_t *put = xmpp_stanza_get_child_by_name(slot, STANZA_NAME_PUT); xmpp_stanza_t *get = xmpp_stanza_get_child_by_name(slot, STANZA_NAME_GET); if (put && get) { char *put_url = xmpp_stanza_get_text(put); char *get_url = xmpp_stanza_get_text(get); upload->put_url = strdup(put_url); upload->get_url = strdup(get_url); xmpp_conn_t *conn = connection_get_conn(); xmpp_ctx_t *ctx = xmpp_conn_get_context(conn); if (put_url) xmpp_free(ctx, put_url); if (get_url) xmpp_free(ctx, get_url); pthread_create(&(upload->worker), NULL, &http_file_put, upload); upload_processes = g_slist_append(upload_processes, upload); } else { log_error("Invalid XML in HTTP Upload slot"); return 1; } } return 0; } static void _disco_items_result_handler(xmpp_stanza_t *const stanza) { log_debug("Received disco#items response"); const char *id = xmpp_stanza_get_id(stanza); const char *from = xmpp_stanza_get_from(stanza); GSList *items = NULL; if ((g_strcmp0(id, "discoitemsreq") != 0) && (g_strcmp0(id, "discoitemsreq_onconnect") != 0)) { return; } log_debug("Response to query: %s", id); xmpp_stanza_t *query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY); if (query == NULL) { return; } xmpp_stanza_t *child = xmpp_stanza_get_children(query); if (child == NULL) { return; } while (child) { const char *stanza_name = xmpp_stanza_get_name(child); if (stanza_name && (g_strcmp0(stanza_name, STANZA_NAME_ITEM) == 0)) { const char *item_jid = xmpp_stanza_get_attribute(child, STANZA_ATTR_JID); if (item_jid) { DiscoItem *item = malloc(sizeof(struct disco_item_t)); item->jid = strdup(item_jid); const char *item_name = xmpp_stanza_get_attribute(child, STANZA_ATTR_NAME); if (item_name) { item->name = strdup(item_name); } else { item->name = NULL; } items = g_slist_append(items, item); } } child = xmpp_stanza_get_next(child); } if (g_strcmp0(id, "discoitemsreq") == 0) { cons_show_disco_items(items, from); } else if (g_strcmp0(id, "discoitemsreq_onconnect") == 0) { connection_set_disco_items(items); } g_slist_free_full(items, (GDestroyNotify)_item_destroy); } void iq_send_stanza(xmpp_stanza_t *const stanza) { char *text; size_t text_size; xmpp_stanza_to_text(stanza, &text, &text_size); xmpp_conn_t *conn = connection_get_conn(); char *plugin_text = plugins_on_iq_stanza_send(text); if (plugin_text) { xmpp_send_raw_string(conn, "%s", plugin_text); free(plugin_text); } else { xmpp_send_raw_string(conn, "%s", text); } xmpp_free(connection_get_ctx(), text); } static void _iq_free_room_data(ProfRoomInfoData *roominfo) { if (roominfo) { free(roominfo->room); free(roominfo); } } static void _iq_free_affiliation_set(ProfPrivilegeSet *affiliation_set) { if (affiliation_set) { free(affiliation_set->item); free(affiliation_set->privilege); free(affiliation_set); } }