int imc_handle_join(struct sip_msg* msg, imc_cmd_t *cmd,
struct sip_uri *src, struct sip_uri *dst)
{
imc_room_p room = 0;
imc_member_p member = 0;
int flag_room = 0;
int flag_member = 0;
str room_name;
str body;
room_name = cmd->param[0].s?cmd->param[0]:dst->user;
room=imc_get_room(&room_name, &dst->host);
if(room== NULL || (room->flags&IMC_ROOM_DELETED))
{
LM_DBG("could not find room [%.*s]- adding\n",
room_name.len, room_name.s);
room= imc_add_room(&room_name, &dst->host, flag_room);
if(room == NULL)
{
LM_ERR("failed to add new room [%.*s]\n",
room_name.len, room_name.s);
goto error;
}
LM_DBG("created a new room [%.*s]\n", room->name.len, room->name.s);
flag_member |= IMC_MEMBER_OWNER;
member= imc_add_member(room, &src->user, &src->host, flag_member);
if(member == NULL)
{
LM_ERR("failed to add new member [%.*s]\n",
src->user.len, src->user.s);
goto error;
}
/* send info message */
body.s = "*** room was created";
body.len = sizeof("*** room was created")-1;
imc_send_message(&room->uri, &member->uri, &all_hdrs, &body);
goto done;
}
/* room exists */
LM_DBG("found room [%.*s]\n", room_name.len, room_name.s);
member= imc_get_member(room, &src->user, &src->host);
if(!(room->flags & IMC_ROOM_PRIV))
{
LM_DBG("room [%.*s] is public\n", room_name.len, room_name.s);
if(member== NULL)
{
LM_DBG("adding new member [%.*s]\n", src->user.len, src->user.s);
member= imc_add_member(room, &src->user,
&src->host, flag_member);
if(member == NULL)
{
LM_ERR("adding new user [%.*s]\n", src->user.len, src->user.s);
goto error;
}
goto build_inform;
} else {
LM_DBG("member [%.*s] is in room already\n",
member->uri.len,member->uri.s );
}
} else {
if(member==NULL)
{
LM_ERR("attept to join private room [%.*s] from user [%.*s]\n",
room_name.len, room_name.s, src->user.len, src->user.s);
goto build_inform;
}
if(member->flags & IMC_MEMBER_INVITED)
member->flags &= ~IMC_MEMBER_INVITED;
}
build_inform:
/* send info message */
body.s = imc_body_buf;
if(member!=NULL)
{
body.len = snprintf(body.s, IMC_BUF_SIZE,
"*** <%.*s@%.*s> has joined the room",
src->user.len, src->user.s, src->host.len, src->host.s);
} else {
body.len = snprintf(body.s, IMC_BUF_SIZE,
"*** <%.*s@%.*s> attempted to join the room",
src->user.len, src->user.s, src->host.len, src->host.s);
}
if(body.len>0)
imc_room_broadcast(room, &all_hdrs, &body);
if(body.len>=IMC_BUF_SIZE)
LM_ERR("member name %.*s@%.*s truncated\n",
src->user.len, src->user.s, src->host.len, src->host.s);
done:
if(room!=NULL)
imc_release_room(room);
return 0;
error:
if(room!=NULL)
imc_release_room(room);
return -1;
}
/**
* the initiating function
*/
int add_from_db(void)
{
imc_member_p member = NULL;
int i, j, flag;
db_key_t mq_result_cols[4], mquery_cols[2];
db_key_t rq_result_cols[4];
db_val_t mquery_vals[2];
db1_res_t *r_res= NULL;
db1_res_t *m_res= NULL;
db_row_t *m_row = NULL, *r_row = NULL;
db_val_t *m_row_vals, *r_row_vals = NULL;
str name, domain;
imc_room_p room = NULL;
int er_ret = -1;
rq_result_cols[0] = &imc_col_name;
rq_result_cols[1] = &imc_col_domain;
rq_result_cols[2] = &imc_col_flag;
mq_result_cols[0] = &imc_col_username;
mq_result_cols[1] = &imc_col_domain;
mq_result_cols[2] = &imc_col_flag;
mquery_cols[0] = &imc_col_room;
mquery_vals[0].type = DB1_STR;
mquery_vals[0].nul = 0;
if(imc_dbf.use_table(imc_db, &rooms_table)< 0)
{
LM_ERR("use_table failed\n");
return -1;
}
if(imc_dbf.query(imc_db,0, 0, 0, rq_result_cols,0, 3, 0,&r_res)< 0)
{
LM_ERR("failed to querry table\n");
return -1;
}
if(r_res==NULL || r_res->n<=0)
{
LM_INFO("the query returned no result\n");
if(r_res) imc_dbf.free_result(imc_db, r_res);
r_res = NULL;
return 0;
}
LM_DBG("found %d rooms\n", r_res->n);
for(i =0 ; i< r_res->n ; i++)
{
/*add rooms*/
r_row = &r_res->rows[i];
r_row_vals = ROW_VALUES(r_row);
name.s = r_row_vals[0].val.str_val.s;
name.len = strlen(name.s);
domain.s = r_row_vals[1].val.str_val.s;
domain.len = strlen(domain.s);
flag = r_row_vals[2].val.int_val;
room = imc_add_room(&name, &domain, flag);
if(room == NULL)
{
LM_ERR("failed to add room\n ");
goto error;
}
/* add members */
if(imc_dbf.use_table(imc_db, &members_table)< 0)
{
LM_ERR("use_table failed\n ");
goto error;
}
mquery_vals[0].val.str_val= room->uri;
if(imc_dbf.query(imc_db, mquery_cols, 0, mquery_vals, mq_result_cols,
1, 3, 0, &m_res)< 0)
{
LM_ERR("failed to querry table\n");
goto error;
}
if(m_res==NULL || m_res->n<=0)
{
LM_INFO("the query returned no result\n");
er_ret = 0;
goto error; /* each room must have at least one member*/
}
for(j =0; j< m_res->n; j++)
{
m_row = &m_res->rows[j];
m_row_vals = ROW_VALUES(m_row);
name.s = m_row_vals[0].val.str_val.s;
name.len = strlen(name.s);
domain.s = m_row_vals[1].val.str_val.s;
domain.len = strlen(domain.s);
flag = m_row_vals[2].val.int_val;
LM_DBG("adding memeber: [name]=%.*s [domain]=%.*s"
" in [room]= %.*s\n",name.len, name.s, domain.len,domain.s,
room->uri.len, room->uri.s);
member = imc_add_member(room, &name, &domain, flag);
if(member == NULL)
{
LM_ERR("failed to adding member\n ");
goto error;
}
imc_release_room(room);
}
if(m_res)
{
imc_dbf.free_result(imc_db, m_res);
m_res = NULL;
}
}
if(imc_dbf.use_table(imc_db, &members_table)< 0)
{
LM_ERR("use table failed\n ");
goto error;
}
if(imc_dbf.delete(imc_db, 0, 0 , 0, 0) < 0)
{
LM_ERR("failed to delete information from db\n");
goto error;
}
if(imc_dbf.use_table(imc_db, &rooms_table)< 0)
{
LM_ERR("use table failed\n ");
goto error;
}
if(imc_dbf.delete(imc_db, 0, 0 , 0, 0) < 0)
{
LM_ERR("failed to delete information from db\n");
goto error;
}
if(r_res)
{
imc_dbf.free_result(imc_db, r_res);
r_res = NULL;
}
return 0;
error:
if(r_res)
{
imc_dbf.free_result(imc_db, r_res);
r_res = NULL;
}
if(m_res)
{
imc_dbf.free_result(imc_db, m_res);
m_res = NULL;
}
if(room)
imc_release_room(room);
return er_ret;
}
int imc_handle_create(struct sip_msg* msg, imc_cmd_t *cmd,
struct sip_uri *src, struct sip_uri *dst)
{
imc_room_p room = 0;
imc_member_p member = 0;
int flag_room = 0;
int flag_member = 0;
str body;
room = imc_get_room(&cmd->param[0], &dst->host);
if(room== NULL)
{
LM_DBG("new room [%.*s]\n", cmd->param[0].len, cmd->param[0].s);
if(cmd->param[1].len==IMC_ROOM_PRIVATE_LEN
&& !strncasecmp(cmd->param[1].s, IMC_ROOM_PRIVATE,
cmd->param[1].len))
{
flag_room |= IMC_ROOM_PRIV;
LM_DBG("room with private flag on\n");
}
room= imc_add_room(&cmd->param[0], &dst->host, flag_room);
if(room == NULL)
{
LM_ERR("failed to add new room\n");
goto error;
}
LM_DBG("added room uri= %.*s\n", room->uri.len, room->uri.s);
flag_member |= IMC_MEMBER_OWNER;
/* adding the owner as the forst member*/
member= imc_add_member(room, &src->user, &src->host, flag_member);
if(member == NULL)
{
LM_ERR("failed to add owner [%.*s]\n", src->user.len, src->user.s);
goto error;
}
LM_DBG("added the owner as the first member "
"[%.*s]\n",member->uri.len, member->uri.s);
/* send info message */
body.s = "*** room was created";
body.len = sizeof("*** room was created")-1;
imc_send_message(&room->uri, &member->uri, &all_hdrs, &body);
goto done;
}
/* room already exists */
LM_DBG("room [%.*s] already created\n", cmd->param[0].len, cmd->param[0].s);
if(!(room->flags & IMC_ROOM_PRIV))
{
LM_DBG("checking if the user [%.*s] is a member\n",
src->user.len, src->user.s);
member= imc_get_member(room, &src->user, &src->host);
if(member== NULL)
{
member= imc_add_member(room, &src->user, &src->host, flag_member);
if(member == NULL)
{
LM_ERR("failed to add member [%.*s]\n",
src->user.len, src->user.s);
goto error;
}
LM_DBG("added as member [%.*s]\n",member->uri.len, member->uri.s);
/* send info message */
body.s = imc_body_buf;
body.len = snprintf(body.s, IMC_BUF_SIZE,
"*** <%.*s> has joined the room",
member->uri.len, member->uri.s);
if(body.len>0)
imc_room_broadcast(room, &all_hdrs, &body);
if(body.len>=IMC_BUF_SIZE)
LM_ERR("member name %.*s truncated\n", member->uri.len, member->uri.s);
}
}
done:
if(room!=NULL)
imc_release_room(room);
return 0;
error:
if(room!=NULL)
imc_release_room(room);
return -1;
}