set password

CMD:setpassword(playerid, params[])
{
	if(!IsPlayerAdmin(playerid))
		return SendClientMessage(playerid, -1, "Insufficient permissions");

	new name[21], tmp[200], str[200], query[500];
	if(sscanf(params, "s[21]s[20]", name, tmp))
	{
	    SendClientMessage(playerid, -1, "/setpassword <name> <new password>");
	   	return true;
	}
	format(query, sizeof(query), "SELECT password FROM Users WHERE username='%s'", name);
	new Cache:grn_result = mysql_query(Database, query);
	if(cache_num_rows())
	{
	    format(str, sizeof(str), "ERROR: The name '%s' doesn't exist in the database!", name);
		SendClientMessage(playerid, -1, str);
	    cache_delete(grn_result);
	    return 1;
	}
	//If name doesn't exist, Update the passowrd, I have used SHA1, use your hash.
	format(query, sizeof(query), "UPDATE Users SET password=SHA1('%s') WHERE username='%s'", tmp, name);
	mysql_query(Database, query);
	//
	format(str, sizeof(str), ">> Password for %s has been set to %s ", name, tmp);
    SendClientMessage(playerid, -1, str);
	return true;
}