public OnDialogResponse(playerid, dialogid, response, listitem, inputtext[])
{
	switch(dialogid)
	{
	    case DIALOG_REGISTER:
	    {
			if(!response)return Kick(playerid);
			if(strlen(inputtext) < 3 || strlen(inputtext) > 30){
				ShowRegisterDialog(playerid, "Password length must be above 3 characters AND below 30 characters long.");
				return true;
	        }
        	new query[128];
	        mysql_format(sqlConnection, query, sizeof(query), "INSERT INTO players (Name, Password, RegIP) VALUES('%e', sha1('%e%'), '%e')", GetName(playerid), inputtext, GetIP(playerid));
	        mysql_pquery(sqlConnection, query, "SQL_OnAccountRegister", "i", playerid);
	    }
	    case DIALOG_LOGIN:
	    {
	        if(!response)return Kick(playerid);
	        
	        if(strlen(inputtext) < 3 || strlen(inputtext) > 30) {
				ShowLoginDialog(playerid, "Password length must be above 3 characters AND below 30 characters long.");
				return true;
			}
			
			new query[128];
			mysql_format(sqlConnection, query, sizeof(query), "SELECT id FROM players WHERE Name = '%e' AND Password = sha1('%e') LIMIT 1", GetName(playerid), inputtext);
			mysql_pquery(sqlConnection, query, "SQL_OnAccountLogin", "i", playerid);
	    }
	}
	return false;
}

Server:SQL_OnAccountRegister(playerid)
{
	SendClientMessage(playerid, COLOR_WHITE, "You have successfully registered onto the server.");
	DefaultPlayerValues(playerid);
	PlayerData[playerid][pSQLID] = cache_insert_id();
}

sha1('%e%')