/**************************************
if "map" == NULL : server sends a message to all connected client
if "map" != NULL : server sends a message to all connected clients on the map
**************************************/
void context_broadcast_text(const char * map, const char * text)
{
context_t * ctx = NULL;
context_lock_list();
ctx = context_list_start;
if( ctx == NULL ) {
context_unlock_list();
return;
}
do {
/* Skip if not in game */
if( ctx->in_game == false ) {
continue;
}
if( context_is_npc(ctx) == true ) {
continue;
}
/* Skip if the player has not selected its character */
if( ctx->id == NULL ) {
continue;
}
if( ctx->map == 0 ) {
continue;
}
if(map) {
/* Skip if not on the same map */
if( strcmp(map,ctx->map) != 0 ) {
continue;
}
}
network_send_text(ctx->id, text);
} while( (ctx=ctx->next)!= NULL );
context_unlock_list();
}
/**************************************
Broadcast upload of a character file to all in_game context on the same map
**************************************/
void context_broadcast_character(const char * character)
{
context_t * ctx = NULL;
context_t * character_ctx = NULL;
char * filename;
context_lock_list();
character_ctx = context_find(character);
ctx = context_list_start;
if( ctx == NULL ) {
context_unlock_list();
return;
}
filename = strconcat(CHARACTER_TABLE,"/",character,NULL);
do {
if( context_is_npc(ctx) == true ) {
continue;
}
/* Skip if not in game */
if( ctx->in_game == false ) {
continue;
}
/* Skip if not on the same map */
if( ctx->map) {
if( strcmp(character_ctx->map,ctx->map) != 0 ) {
continue;
}
}
network_send_file(ctx,filename);
} while( (ctx=ctx->next)!= NULL );
free(filename);
context_unlock_list();
}
/**************************************
Spread the data of a context to all in_game context
**************************************/
void context_spread(context_t * context)
{
context_t * ctx = NULL;
context_lock_list();
ctx = context_list_start;
if( ctx == NULL ) {
context_unlock_list();
return;
}
do {
/* Skip if not in game */
if( ctx->in_game == false ) {
continue;
}
if( context_is_npc(ctx) == true ) {
continue;
}
/* Skip if not on the same map or previous map */
if( ctx->map && context->map && context->prev_map) {
if( strcmp(context->map,ctx->map) != 0 &&
strcmp(context->prev_map,ctx->map) != 0 ) {
continue;
}
}
network_send_context_to_context(ctx, context);
} while( (ctx=ctx->next)!= NULL );
/* The existing context on the previous map should have
been deleted, we don't need this any more -> this will
generate less network request */
free(context->prev_map);
context->prev_map = NULL;
context_unlock_list();
}
/*****************************
Kick a character out of the game
It does not disconnect it.
An NPC could re pop from an out of game state.
A player can go back in game after choosing a new character id
return -1 if fails
*****************************/
int character_out_of_game( const char * id)
{
context_t * ctx;
werr(LOGDEBUG,"Kicking %s out of the game",id);
ctx = context_find(id);
context_set_in_game(ctx,false);
context_spread(ctx);
if( context_is_npc(ctx) == true ) {
/* Wake up NPC */
if( SDL_TryLockMutex (ctx->cond_mutex) == 0 ) {
SDL_CondSignal (ctx->cond);
SDL_UnlockMutex (ctx->cond_mutex);
}
}
return 0;
}
/*****************************
Disconnect a character.
This kill a NPC AI thread
return -1 if fails
*****************************/
int character_disconnect(const char * id)
{
context_t * ctx;
werr(LOGDEVELOPER, "Disconnecting %s", id);
ctx = context_find(id);
context_set_in_game(ctx, false);
context_set_connected(ctx, false);
context_spread(ctx);
if (context_is_npc(ctx) == true)
{
/* Wake up NPC */
if (SDL_TryLockMutex(ctx->cond_mutex) == 0)
{
SDL_CondSignal(ctx->cond);
SDL_UnlockMutex(ctx->cond_mutex);
}
}
return 0;
}
