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profanity/src/muc.c

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/*
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* muc.c
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*
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* Copyright (C) 2012, 2013 James Booth <boothj5@gmail.com>
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*
* 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/>.
*
*/
#include <stdlib.h>
#include <string.h>
#include <glib.h>
#include "contact.h"
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#include "jid.h"
#include "tools/autocomplete.h"
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#include "ui/ui.h"
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typedef struct _muc_room_t {
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char *room; // e.g. test@conference.server
char *nick; // e.g. Some User
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char *subject;
gboolean pending_nick_change;
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GHashTable *roster;
Autocomplete nick_ac;
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GHashTable *nick_changes;
gboolean roster_received;
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} ChatRoom;
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GHashTable *rooms = NULL;
Autocomplete invite_ac;
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static void _free_room(ChatRoom *room);
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static gint _compare_participants(PContact a, PContact b);
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void
muc_init(void)
{
invite_ac = autocomplete_new();
}
void
muc_close(void)
{
autocomplete_free(invite_ac);
if (rooms != NULL) {
g_hash_table_destroy(rooms);
rooms = NULL;
}
}
void
muc_add_invite(char *room)
{
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autocomplete_add(invite_ac, room);
}
void
muc_remove_invite(char *room)
{
autocomplete_remove(invite_ac, room);
}
gint
muc_invite_count(void)
{
return autocomplete_length(invite_ac);
}
GSList *
muc_get_invites(void)
{
return autocomplete_get_list(invite_ac);
}
gboolean
muc_invites_include(const char * const room)
{
GSList *invites = autocomplete_get_list(invite_ac);
GSList *curr = invites;
while (curr != NULL) {
if (strcmp(curr->data, room) == 0) {
g_slist_free_full(invites, g_free);
return TRUE;
} else {
curr = g_slist_next(curr);
}
}
g_slist_free_full(invites, g_free);
return FALSE;
}
void
muc_reset_invites_ac(void)
{
autocomplete_reset(invite_ac);
}
char *
muc_find_invite(char *search_str)
{
return autocomplete_complete(invite_ac, search_str);
}
void
muc_clear_invites(void)
{
autocomplete_clear(invite_ac);
}
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/*
* Join the chat room with the specified nickname
*/
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void
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muc_join_room(const char * const room, const char * const nick)
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{
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if (rooms == NULL) {
rooms = g_hash_table_new_full(g_str_hash, g_str_equal, g_free,
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(GDestroyNotify)_free_room);
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}
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ChatRoom *new_room = malloc(sizeof(ChatRoom));
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new_room->room = strdup(room);
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new_room->nick = strdup(nick);
new_room->subject = NULL;
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new_room->roster = g_hash_table_new_full(g_str_hash, g_str_equal, g_free,
(GDestroyNotify)p_contact_free);
new_room->nick_ac = autocomplete_new();
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new_room->nick_changes = g_hash_table_new_full(g_str_hash, g_str_equal,
g_free, g_free);
new_room->roster_received = FALSE;
new_room->pending_nick_change = FALSE;
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g_hash_table_insert(rooms, strdup(room), new_room);
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}
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/*
* Leave the room
*/
void
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muc_leave_room(const char * const room)
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{
if (rooms != NULL) {
g_hash_table_remove(rooms, room);
}
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}
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/*
* Returns TRUE if the user is currently in the room
*/
gboolean
muc_room_is_active(const char * const room)
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{
if (rooms != NULL) {
ChatRoom *chat_room = g_hash_table_lookup(rooms, room);
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if (chat_room != NULL) {
return TRUE;
} else {
return FALSE;
}
} else {
return FALSE;
}
}
char *
muc_get_old_nick(const char * const room, const char * const new_nick)
{
ChatRoom *chat_room = g_hash_table_lookup(rooms, room);
if ((chat_room != NULL) && (chat_room->pending_nick_change)) {
return g_hash_table_lookup(chat_room->nick_changes, new_nick);
}
return NULL;
}
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/*
* Flag that the user has sent a nick change to the service
* and is awaiting the response
*/
void
muc_set_room_pending_nick_change(const char * const room, const char * const new_nick)
{
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ChatRoom *chat_room = g_hash_table_lookup(rooms, room);
if (chat_room != NULL) {
chat_room->pending_nick_change = TRUE;
g_hash_table_insert(chat_room->nick_changes, strdup(new_nick), strdup(chat_room->nick));
}
}
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/*
* Returns TRUE if the room is awaiting the result of a
* nick change
*/
gboolean
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muc_is_room_pending_nick_change(const char * const room)
{
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ChatRoom *chat_room = g_hash_table_lookup(rooms, room);
if (chat_room != NULL) {
return chat_room->pending_nick_change;
} else {
return FALSE;
}
}
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/*
* Change the current nuck name for the room, call once
* the service has responded
*/
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void
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muc_complete_room_nick_change(const char * const room, const char * const nick)
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{
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ChatRoom *chat_room = g_hash_table_lookup(rooms, room);
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if (chat_room != NULL) {
free(chat_room->nick);
chat_room->nick = strdup(nick);
chat_room->pending_nick_change = FALSE;
g_hash_table_remove(chat_room->nick_changes, nick);
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}
}
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/*
* Return a list of room names
* The contents of the list are owned by the chat room and should not be
* modified or freed.
*/
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GList *
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muc_get_active_room_list(void)
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{
if (rooms != NULL) {
return g_hash_table_get_keys(rooms);
} else {
return NULL;
}
}
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/*
* Return current users nickname for the specified room
* The nickname is owned by the chat room and should not be modified or freed
*/
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char *
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muc_get_room_nick(const char * const room)
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{
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if (rooms != NULL) {
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ChatRoom *chat_room = g_hash_table_lookup(rooms, room);
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if (chat_room != NULL) {
return chat_room->nick;
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} else {
return NULL;
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}
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} else {
return NULL;
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}
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}
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/*
* Returns TRUE if the specified nick exists in the room's roster
*/
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gboolean
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muc_nick_in_roster(const char * const room, const char * const nick)
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{
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ChatRoom *chat_room = g_hash_table_lookup(rooms, room);
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if (chat_room != NULL) {
PContact contact = g_hash_table_lookup(chat_room->roster, nick);
if (contact != NULL) {
return TRUE;
} else {
return FALSE;
}
}
return FALSE;
}
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/*
* Add a new chat room member to the room's roster
*/
gboolean
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muc_add_to_roster(const char * const room, const char * const nick,
const char * const show, const char * const status,
const char * const caps_str)
{
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ChatRoom *chat_room = g_hash_table_lookup(rooms, room);
gboolean updated = FALSE;
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if (chat_room != NULL) {
PContact old = g_hash_table_lookup(chat_room->roster, nick);
if (old == NULL) {
updated = TRUE;
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autocomplete_add(chat_room->nick_ac, nick);
} else if ((g_strcmp0(p_contact_presence(old), show) != 0) ||
(g_strcmp0(p_contact_status(old), status) != 0)) {
updated = TRUE;
}
PContact contact = p_contact_new(nick, NULL, NULL, NULL, NULL, FALSE);
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resource_presence_t resource_presence = resource_presence_from_string(show);
Resource *resource = resource_new(nick, resource_presence, status, 0, caps_str);
p_contact_set_presence(contact, resource);
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g_hash_table_replace(chat_room->roster, strdup(nick), contact);
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}
return updated;
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}
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/*
* Remove a room member from the room's roster
*/
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void
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muc_remove_from_roster(const char * const room, const char * const nick)
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{
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ChatRoom *chat_room = g_hash_table_lookup(rooms, room);
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if (chat_room != NULL) {
g_hash_table_remove(chat_room->roster, nick);
autocomplete_remove(chat_room->nick_ac, nick);
}
}
PContact
muc_get_participant(const char * const room, const char * const nick)
{
ChatRoom *chat_room = g_hash_table_lookup(rooms, room);
if (chat_room != NULL) {
PContact participant = g_hash_table_lookup(chat_room->roster, nick);
return participant;
}
return NULL;
}
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/*
* Return a list of PContacts representing the room members in the room's roster
* The list is owned by the room and must not be mofified or freed
*/
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GList *
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muc_get_roster(const char * const room)
{
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ChatRoom *chat_room = g_hash_table_lookup(rooms, room);
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if (chat_room != NULL) {
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GList *result = NULL;
GHashTableIter iter;
gpointer key;
gpointer value;
g_hash_table_iter_init(&iter, chat_room->roster);
while (g_hash_table_iter_next(&iter, &key, &value)) {
result = g_list_insert_sorted(result, value, (GCompareFunc)_compare_participants);
}
return result;
} else {
return NULL;
}
}
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/*
* Return a Autocomplete representing the room member's in the roster
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*/
Autocomplete
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muc_get_roster_ac(const char * const room)
{
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ChatRoom *chat_room = g_hash_table_lookup(rooms, room);
if (chat_room != NULL) {
return chat_room->nick_ac;
} else {
return NULL;
}
}
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/*
* Set to TRUE when the rooms roster has been fully recieved
*/
void
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muc_set_roster_received(const char * const room)
{
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ChatRoom *chat_room = g_hash_table_lookup(rooms, room);
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if (chat_room != NULL) {
chat_room->roster_received = TRUE;
}
}
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/*
* Returns TRUE id the rooms roster has been fully recieved
*/
gboolean
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muc_get_roster_received(const char * const room)
{
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ChatRoom *chat_room = g_hash_table_lookup(rooms, room);
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if (chat_room != NULL) {
return chat_room->roster_received;
} else {
return FALSE;
}
}
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/*
* Remove the old_nick from the roster, and flag that a pending nickname change
* is in progress
*/
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void
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muc_set_roster_pending_nick_change(const char * const room,
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const char * const new_nick, const char * const old_nick)
{
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ChatRoom *chat_room = g_hash_table_lookup(rooms, room);
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if (chat_room != NULL) {
g_hash_table_insert(chat_room->nick_changes, strdup(new_nick), strdup(old_nick));
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muc_remove_from_roster(room, old_nick);
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}
}
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/*
* Complete the pending nick name change for a contact in the room's roster
* The new nick name will be added to the roster
* The old nick name will be returned in a new string which must be freed by
* the caller
*/
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char *
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muc_complete_roster_nick_change(const char * const room,
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const char * const nick)
{
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ChatRoom *chat_room = g_hash_table_lookup(rooms, room);
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if (chat_room != NULL) {
char *old_nick = g_hash_table_lookup(chat_room->nick_changes, nick);
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char *old_nick_cpy;
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if (old_nick != NULL) {
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old_nick_cpy = strdup(old_nick);
g_hash_table_remove(chat_room->nick_changes, nick);
return old_nick_cpy;
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}
}
return NULL;
}
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static void
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_free_room(ChatRoom *room)
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{
if (room != NULL) {
free(room->room);
free(room->nick);
free(room->subject);
if (room->roster != NULL) {
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g_hash_table_remove_all(room->roster);
}
if (room->nick_ac != NULL) {
autocomplete_free(room->nick_ac);
}
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if (room->nick_changes != NULL) {
g_hash_table_remove_all(room->nick_changes);
}
free(room);
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}
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}
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static
gint _compare_participants(PContact a, PContact b)
{
const char * utf8_str_a = p_contact_barejid(a);
const char * utf8_str_b = p_contact_barejid(b);
gchar *key_a = g_utf8_collate_key(utf8_str_a, -1);
gchar *key_b = g_utf8_collate_key(utf8_str_b, -1);
gint result = g_strcmp0(key_a, key_b);
g_free(key_a);
g_free(key_b);
return result;
}