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95a2cec953
profanity/src/xmpp/iq.c
James Booth 95a2cec953 Handle errors for /disco info requests
2014-09-24 00:30:05 +01:00

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/*
* iq.c
*
* Copyright (C) 2012 - 2014 James Booth <boothj5@gmail.com>
*
* 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 <http://www.gnu.org/licenses/>.
*
* 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 <stdlib.h>
#include <string.h>
#include <glib.h>
#include <strophe.h>
#include "log.h"
#include "muc.h"
#include "profanity.h"
#include "config/preferences.h"
#include "server_events.h"
#include "xmpp/capabilities.h"
#include "xmpp/connection.h"
#include "xmpp/stanza.h"
#include "xmpp/form.h"
#include "roster_list.h"
#include "xmpp/xmpp.h"
#define HANDLE(ns, type, func) xmpp_handler_add(conn, func, ns, STANZA_NAME_IQ, type, ctx)
static int _error_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata);
static int _ping_get_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata);
static int _version_get_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata);
static int _disco_info_get_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata);
static int _disco_info_response_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata);
static int _version_result_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata);
static int _disco_items_result_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata);
static int _disco_items_get_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata);
static int _destroy_room_result_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata);
static int _room_config_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata);
static int _room_config_submit_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata);
static int _manual_pong_handler(xmpp_conn_t *const conn,
xmpp_stanza_t * const stanza, void * const userdata);
static int _ping_timed_handler(xmpp_conn_t * const conn,
void * const userdata);
static int _caps_response_handler(xmpp_conn_t *const conn,
xmpp_stanza_t * const stanza, void * const userdata);
void
iq_add_handlers(void)
{
xmpp_conn_t * const conn = connection_get_conn();
xmpp_ctx_t * const ctx = connection_get_ctx();
HANDLE(NULL, STANZA_TYPE_ERROR, _error_handler);
HANDLE(XMPP_NS_DISCO_INFO, STANZA_TYPE_GET, _disco_info_get_handler);
HANDLE(XMPP_NS_DISCO_ITEMS, STANZA_TYPE_GET, _disco_items_get_handler);
HANDLE(XMPP_NS_DISCO_ITEMS, STANZA_TYPE_RESULT, _disco_items_result_handler);
HANDLE(STANZA_NS_VERSION, STANZA_TYPE_GET, _version_get_handler);
HANDLE(STANZA_NS_VERSION, STANZA_TYPE_RESULT, _version_result_handler);
HANDLE(STANZA_NS_PING, STANZA_TYPE_GET, _ping_get_handler);
if (prefs_get_autoping() != 0) {
int millis = prefs_get_autoping() * 1000;
xmpp_timed_handler_add(conn, _ping_timed_handler, millis, ctx);
}
}
static void
_iq_set_autoping(const int seconds)
{
xmpp_conn_t * const conn = connection_get_conn();
xmpp_ctx_t * const ctx = connection_get_ctx();
if (jabber_get_connection_status() == JABBER_CONNECTED) {
xmpp_timed_handler_delete(conn, _ping_timed_handler);
if (seconds != 0) {
int millis = seconds * 1000;
xmpp_timed_handler_add(conn, _ping_timed_handler, millis,
ctx);
}
}
}
static void
_iq_room_list_request(gchar *conferencejid)
{
xmpp_conn_t * const conn = connection_get_conn();
xmpp_ctx_t * const ctx = connection_get_ctx();
xmpp_stanza_t *iq = stanza_create_disco_items_iq(ctx, "confreq", conferencejid);
xmpp_send(conn, iq);
xmpp_stanza_release(iq);
}
static void
_iq_disco_info_request(gchar *jid)
{
xmpp_conn_t * const conn = connection_get_conn();
xmpp_ctx_t * const ctx = connection_get_ctx();
char *id = create_unique_id("disco_info");
xmpp_stanza_t *iq = stanza_create_disco_info_iq(ctx, id, jid, NULL);
xmpp_id_handler_add(conn, _disco_info_response_handler, id, NULL);
xmpp_send(conn, iq);
xmpp_stanza_release(iq);
}
static void
_iq_send_caps_request(const char * const to, const char * const id,
const char * const node, const char * const ver)
{
xmpp_conn_t * const conn = connection_get_conn();
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);
xmpp_id_handler_add(conn, _caps_response_handler, id, NULL);
xmpp_send(conn, iq);
xmpp_stanza_release(iq);
}
static void
_iq_disco_items_request(gchar *jid)
{
xmpp_conn_t * const conn = connection_get_conn();
xmpp_ctx_t * const ctx = connection_get_ctx();
xmpp_stanza_t *iq = stanza_create_disco_items_iq(ctx, "discoitemsreq", jid);
xmpp_send(conn, iq);
xmpp_stanza_release(iq);
}
static void
_iq_send_software_version(const char * const fulljid)
{
xmpp_conn_t * const conn = connection_get_conn();
xmpp_ctx_t * const ctx = connection_get_ctx();
xmpp_stanza_t *iq = stanza_create_software_version_iq(ctx, fulljid);
xmpp_send(conn, iq);
xmpp_stanza_release(iq);
}
static void
_iq_confirm_instant_room(const char * const room_jid)
{
xmpp_conn_t * const conn = connection_get_conn();
xmpp_ctx_t * const ctx = connection_get_ctx();
xmpp_stanza_t *iq = stanza_create_instant_room_request_iq(ctx, room_jid);
xmpp_send(conn, iq);
xmpp_stanza_release(iq);
}
static void
_iq_destroy_instant_room(const char * const room_jid)
{
xmpp_conn_t * const conn = connection_get_conn();
xmpp_ctx_t * const ctx = connection_get_ctx();
xmpp_stanza_t *iq = stanza_create_instant_room_destroy_iq(ctx, room_jid);
char *id = xmpp_stanza_get_id(iq);
xmpp_id_handler_add(conn, _destroy_room_result_handler, id, NULL);
xmpp_send(conn, iq);
xmpp_stanza_release(iq);
}
static void
_iq_request_room_config_form(const char * const room_jid)
{
xmpp_conn_t * const conn = connection_get_conn();
xmpp_ctx_t * const ctx = connection_get_ctx();
xmpp_stanza_t *iq = stanza_create_room_config_request_iq(ctx, room_jid);
char *id = xmpp_stanza_get_id(iq);
xmpp_id_handler_add(conn, _room_config_handler, id, NULL);
xmpp_send(conn, iq);
xmpp_stanza_release(iq);
}
static void
_iq_submit_room_config(const char * const room, DataForm *form)
{
xmpp_conn_t * const conn = connection_get_conn();
xmpp_ctx_t * const ctx = connection_get_ctx();
xmpp_stanza_t *iq = stanza_create_room_config_submit_iq(ctx, room, form);
char *id = xmpp_stanza_get_id(iq);
xmpp_id_handler_add(conn, _room_config_submit_handler, id, NULL);
xmpp_send(conn, iq);
xmpp_stanza_release(iq);
}
static void
_iq_room_config_cancel(const char * const room_jid)
{
xmpp_conn_t * const conn = connection_get_conn();
xmpp_ctx_t * const ctx = connection_get_ctx();
xmpp_stanza_t *iq = stanza_create_room_config_cancel_iq(ctx, room_jid);
xmpp_send(conn, iq);
xmpp_stanza_release(iq);
}
static void
_iq_send_ping(const char * const target)
{
xmpp_conn_t * const conn = connection_get_conn();
xmpp_ctx_t * const ctx = connection_get_ctx();
xmpp_stanza_t *iq = stanza_create_ping_iq(ctx, target);
char *id = xmpp_stanza_get_id(iq);
GDateTime *now = g_date_time_new_now_local();
xmpp_id_handler_add(conn, _manual_pong_handler, id, now);
xmpp_send(conn, iq);
xmpp_stanza_release(iq);
}
static int
_error_handler(xmpp_conn_t * const conn, xmpp_stanza_t * const stanza,
void * const userdata)
{
const char *id = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_ID);
char *error_msg = stanza_get_error_message(stanza);
if (id != NULL) {
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);
return 1;
}
static int
_pong_handler(xmpp_conn_t *const conn, xmpp_stanza_t * const stanza,
void * const userdata)
{
char *id = xmpp_stanza_get_id(stanza);
char *type = xmpp_stanza_get_type(stanza);
if (id != NULL) {
log_debug("IQ pong handler fired, id: %s.", id);
} else {
log_debug("IQ pong handler fired.");
}
if (id != NULL && type != NULL) {
// show warning if error
if (strcmp(type, STANZA_TYPE_ERROR) == 0) {
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) {
char *errtype = xmpp_stanza_get_type(error);
if (errtype != NULL) {
if (strcmp(errtype, "cancel") == 0) {
log_warning("Server ping (id=%s) error type 'cancel', disabling autoping.", id);
handle_autoping_cancel();
xmpp_timed_handler_delete(conn, _ping_timed_handler);
}
}
}
}
}
// remove this handler
return 0;
}
static int
_caps_response_handler(xmpp_conn_t *const conn, xmpp_stanza_t * const stanza,
void * const userdata)
{
const char *id = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_ID);
xmpp_stanza_t *query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY);
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_attribute(stanza, STANZA_ATTR_FROM);
if (!from) {
log_info("No from attribute");
return 0;
}
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);
log_warning("Error received for capabilities response from %s: ", from, error_message);
free(error_message);
return 0;
}
if (query == NULL) {
log_warning("No query element found.");
return 0;
}
char *node = xmpp_stanza_get_attribute(query, STANZA_ATTR_NODE);
if (node == NULL) {
log_warning("No node attribute found");
return 0;
}
// validate sha1
gchar **split = g_strsplit(node, "#", -1);
char *given_sha1 = split[1];
char *generated_sha1 = caps_create_sha1_str(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_contains(given_sha1)) {
log_info("Capabilties cached: %s", given_sha1);
} else {
log_info("Capabilities not cached: %s, storing", given_sha1);
Capabilities *capabilities = caps_create(query);
caps_add(given_sha1, capabilities);
}
caps_map(from, given_sha1);
}
g_free(generated_sha1);
g_strfreev(split);
return 0;
}
static int
_manual_pong_handler(xmpp_conn_t *const conn, xmpp_stanza_t * const stanza,
void * const userdata)
{
char *from = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_FROM);
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);
handle_ping_error_result(from, error_message);
free(error_message);
return 0;
}
GDateTime *sent = (GDateTime *)userdata;
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(sent);
g_date_time_unref(now);
handle_ping_result(from, elapsed_millis);
return 0;
}
static int
_ping_timed_handler(xmpp_conn_t * const conn, void * const userdata)
{
xmpp_ctx_t *ctx = (xmpp_ctx_t *)userdata;
if (jabber_get_connection_status() == JABBER_CONNECTED) {
xmpp_stanza_t *iq = stanza_create_ping_iq(ctx, NULL);
char *id = xmpp_stanza_get_id(iq);
// add pong handler
xmpp_id_handler_add(conn, _pong_handler, id, ctx);
xmpp_send(conn, iq);
xmpp_stanza_release(iq);
}
return 1;
}
static int
_version_result_handler(xmpp_conn_t * const conn, xmpp_stanza_t * const stanza,
void * const userdata)
{
char *id = xmpp_stanza_get_id(stanza);
if (id != NULL) {
log_debug("IQ version result handler fired, id: %s.", id);
} else {
log_debug("IQ version result handler fired.");
}
const char *jid = xmpp_stanza_get_attribute(stanza, "from");
xmpp_stanza_t *query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY);
if (query == NULL) {
return 1;
}
char *ns = xmpp_stanza_get_ns(query);
if (g_strcmp0(ns, STANZA_NS_VERSION) != 0) {
return 1;
}
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 != NULL) {
name_str = xmpp_stanza_get_text(name);
}
if (version != NULL) {
version_str = xmpp_stanza_get_text(version);
}
if (os != NULL) {
os_str = xmpp_stanza_get_text(os);
}
PContact contact;
Jid *jidp = jid_create(jid);
if (muc_room_is_active(jidp->barejid)) {
contact = muc_get_participant(jidp->barejid, jidp->resourcepart);
} else {
contact = roster_get_contact(jidp->barejid);
}
Resource *resource = p_contact_get_resource(contact, jidp->resourcepart);
const char *presence = string_from_resource_presence(resource->presence);
handle_software_version_result(jid, presence, name_str, version_str, os_str);
jid_destroy(jidp);
return 1;
}
static int
_ping_get_handler(xmpp_conn_t * const conn, xmpp_stanza_t * const stanza,
void * const userdata)
{
xmpp_ctx_t *ctx = (xmpp_ctx_t *)userdata;
const char *id = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_ID);
const char *to = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_TO);
const char *from = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_FROM);
if (id != NULL) {
log_debug("IQ ping get handler fired, id: %s.", id);
} else {
log_debug("IQ ping get handler fired.");
}
if ((from == NULL) || (to == NULL)) {
return 1;
}
xmpp_stanza_t *pong = xmpp_stanza_new(ctx);
xmpp_stanza_set_name(pong, STANZA_NAME_IQ);
xmpp_stanza_set_attribute(pong, STANZA_ATTR_TO, from);
xmpp_stanza_set_attribute(pong, STANZA_ATTR_FROM, to);
xmpp_stanza_set_attribute(pong, STANZA_ATTR_TYPE, STANZA_TYPE_RESULT);
if (id != NULL) {
xmpp_stanza_set_attribute(pong, STANZA_ATTR_ID, id);
}
xmpp_send(conn, pong);
xmpp_stanza_release(pong);
return 1;
}
static int
_version_get_handler(xmpp_conn_t * const conn, xmpp_stanza_t * const stanza,
void * const userdata)
{
xmpp_ctx_t *ctx = (xmpp_ctx_t *)userdata;
const char *id = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_ID);
const char *from = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_FROM);
if (id != NULL) {
log_debug("IQ version get handler fired, id: %s.", id);
} else {
log_debug("IQ version get handler fired.");
}
if (from != NULL) {
xmpp_stanza_t *response = xmpp_stanza_new(ctx);
xmpp_stanza_set_name(response, STANZA_NAME_IQ);
if (id != NULL) {
xmpp_stanza_set_id(response, id);
}
xmpp_stanza_set_attribute(response, STANZA_ATTR_TO, from);
xmpp_stanza_set_type(response, STANZA_TYPE_RESULT);
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);
xmpp_send(conn, 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);
}
return 1;
}
static int
_disco_items_get_handler(xmpp_conn_t * const conn, xmpp_stanza_t * const stanza,
void * const userdata)
{
xmpp_ctx_t *ctx = (xmpp_ctx_t *)userdata;
const char *id = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_ID);
const char *from = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_FROM);
if (id != NULL) {
log_debug("IQ disco items get handler fired, id: %s.", id);
} else {
log_debug("IQ disco items get handler fired.");
}
if (from != NULL) {
xmpp_stanza_t *response = xmpp_stanza_new(ctx);
xmpp_stanza_set_name(response, STANZA_NAME_IQ);
xmpp_stanza_set_id(response, xmpp_stanza_get_id(stanza));
xmpp_stanza_set_attribute(response, STANZA_ATTR_TO, from);
xmpp_stanza_set_type(response, STANZA_TYPE_RESULT);
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);
xmpp_send(conn, response);
xmpp_stanza_release(response);
}
return 1;
}
static int
_disco_info_get_handler(xmpp_conn_t * const conn, xmpp_stanza_t * const stanza,
void * const userdata)
{
xmpp_ctx_t *ctx = (xmpp_ctx_t *)userdata;
const char *from = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_FROM);
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_attribute(stanza, STANZA_ATTR_ID);
if (id != NULL) {
log_debug("IQ disco info get handler fired, id: %s.", id);
} else {
log_debug("IQ disco info get handler fired.");
}
if (from != NULL) {
xmpp_stanza_t *response = xmpp_stanza_new(ctx);
xmpp_stanza_set_name(response, STANZA_NAME_IQ);
xmpp_stanza_set_id(response, xmpp_stanza_get_id(stanza));
xmpp_stanza_set_attribute(response, STANZA_ATTR_TO, from);
xmpp_stanza_set_type(response, STANZA_TYPE_RESULT);
xmpp_stanza_t *query = caps_create_query_response_stanza(ctx);
if (node_str != NULL) {
xmpp_stanza_set_attribute(query, STANZA_ATTR_NODE, node_str);
}
xmpp_stanza_add_child(response, query);
xmpp_send(conn, response);
xmpp_stanza_release(query);
xmpp_stanza_release(response);
}
return 1;
}
static int
_destroy_room_result_handler(xmpp_conn_t * const conn, xmpp_stanza_t * const stanza,
void * const userdata)
{
const char *id = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_ID);
if (id != NULL) {
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_attribute(stanza, STANZA_ATTR_FROM);
if (from == NULL) {
log_error("No from attribute for IQ destroy room result");
} else {
handle_room_destroy(from);
}
return 0;
}
static int
_room_config_handler(xmpp_conn_t * const conn, xmpp_stanza_t * const stanza,
void * const userdata)
{
const char *id = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_ID);
const char *type = xmpp_stanza_get_type(stanza);
const char *from = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_FROM);
if (id != NULL) {
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);
handle_room_configuration_form_error(from, error_message);
free(error_message);
return 0;
}
if (from == NULL) {
log_error("No from attribute for IQ config request result");
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_error("No query element found parsing room config response");
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_error("No x element found with %s namespace parsing room config response", STANZA_NS_DATA);
handle_room_configuration_form_error(from, "No form data element found parsing room config response");
return 0;
}
char *form_type = xmpp_stanza_get_attribute(x, STANZA_ATTR_TYPE);
if (g_strcmp0(form_type, "form") != 0) {
log_error("x element not of type 'form' parsing room config response");
handle_room_configuration_form_error(from, "Form not of type 'form' parsing room config response.");
return 0;
}
DataForm *form = form_create(x);
handle_room_configure(from, form);
return 0;
}
static int
_room_config_submit_handler(xmpp_conn_t * const conn, xmpp_stanza_t * const stanza,
void * const userdata)
{
const char *id = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_ID);
const char *type = xmpp_stanza_get_type(stanza);
const char *from = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_FROM);
if (id != NULL) {
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);
handle_room_config_submit_result_error(from, error_message);
free(error_message);
return 0;
}
handle_room_config_submit_result(from);
return 0;
}
static void
_identity_destroy(DiscoIdentity *identity)
{
if (identity != NULL) {
free(identity->name);
free(identity->type);
free(identity->category);
free(identity);
}
}
static void
_item_destroy(DiscoItem *item)
{
if (item != NULL) {
free(item->jid);
free(item->name);
free(item);
}
}
static int
_disco_info_response_handler(xmpp_conn_t * const conn, xmpp_stanza_t * const stanza,
void * const userdata)
{
log_info("Received diso#info response");
const char *from = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_FROM);
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);
handle_disco_info_error(from, error_message);
free(error_message);
return 0;
}
xmpp_stanza_t *query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY);
if (query != NULL) {
xmpp_stanza_t *child = xmpp_stanza_get_children(query);
GSList *identities = NULL;
GSList *features = NULL;
while (child != NULL) {
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 != NULL) {
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_attribute(child, STANZA_ATTR_TYPE);
const char *category = xmpp_stanza_get_attribute(child, STANZA_ATTR_CATEGORY);
if ((name != NULL) || (category != NULL) || (type != NULL)) {
DiscoIdentity *identity = malloc(sizeof(struct disco_identity_t));
if (name != NULL) {
identity->name = strdup(name);
} else {
identity->name = NULL;
}
if (category != NULL) {
identity->category = strdup(category);
} else {
identity->category = NULL;
}
if (type != NULL) {
identity->type = strdup(type);
} else {
identity->type = NULL;
}
identities = g_slist_append(identities, identity);
}
}
child = xmpp_stanza_get_next(child);
}
handle_disco_info(from, identities, features);
g_slist_free_full(features, free);
g_slist_free_full(identities, (GDestroyNotify)_identity_destroy);
}
return 1;
}
static int
_disco_items_result_handler(xmpp_conn_t * const conn, xmpp_stanza_t * const stanza,
void * const userdata)
{
log_debug("Received diso#items response");
const char *id = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_ID);
const char *from = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_FROM);
GSList *items = NULL;
if ((g_strcmp0(id, "confreq") == 0) || (g_strcmp0(id, "discoitemsreq") == 0)) {
log_debug("Response to query: %s", id);
xmpp_stanza_t *query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY);
if (query != NULL) {
xmpp_stanza_t *child = xmpp_stanza_get_children(query);
while (child != NULL) {
const char *stanza_name = xmpp_stanza_get_name(child);
if ((stanza_name != NULL) && (g_strcmp0(stanza_name, STANZA_NAME_ITEM) == 0)) {
const char *item_jid = xmpp_stanza_get_attribute(child, STANZA_ATTR_JID);
if (item_jid != NULL) {
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 != NULL) {
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, "confreq") == 0) {
handle_room_list(items, from);
} else if (g_strcmp0(id, "discoitemsreq") == 0) {
handle_disco_items(items, from);
}
g_slist_free_full(items, (GDestroyNotify)_item_destroy);
return 1;
}
void
iq_init_module(void)
{
iq_room_list_request = _iq_room_list_request;
iq_disco_info_request = _iq_disco_info_request;
iq_disco_items_request = _iq_disco_items_request;
iq_send_software_version = _iq_send_software_version;
iq_set_autoping = _iq_set_autoping;
iq_confirm_instant_room = _iq_confirm_instant_room;
iq_destroy_instant_room = _iq_destroy_instant_room;
iq_send_ping = _iq_send_ping;
iq_request_room_config_form = _iq_request_room_config_form;
iq_room_config_cancel = _iq_room_config_cancel;
iq_submit_room_config = _iq_submit_room_config;
iq_send_caps_request = _iq_send_caps_request;
}
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