ESP210.cpp

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/*
 ESP210.cpp - ESP3D command class
 
 Copyright (c) 2014 Luc Lebosse. All rights reserved.
 
 This library is free software; you can redistribute it and/or
 modify it under the terms of the GNU Lesser General Public
 License as published by the Free Software Foundation; either
 version 2.1 of the License, or (at your option) any later version.
 
 This library 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
 Lesser General Public License for more details.
 
 You should have received a copy of the GNU Lesser General Public
 License along with this library; if not, write to the Free Software
 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/
#include "../../include/esp3d_config.h"
#if defined (DHT_DEVICE)
#include "../commands.h"
#include "../esp3doutput.h"
#include "../settings_esp3d.h"
#include "../../modules/dht/dht.h"
#include "../../modules/authentication/authentication_service.h"
//Get DHT Value / type/Set DHT type
//[ESP210]<type=NONE/11/22/xxx> <interval=XXX in millisec>
bool Commands::ESP210(const char* cmd_params, level_authenticate_type auth_type, ESP3DOutput * output)
{
    bool response = true;
    String parameter;
#ifdef AUTHENTICATION_FEATURE
    if (auth_type == LEVEL_GUEST) {
        output->printERROR("Wrong authentication!", 401);
        return false;
    }
#else
    (void)auth_type;
#endif //AUTHENTICATION_FEATURE 
    parameter = get_param (cmd_params, "");
    if (parameter.length() == 0) {
        String s;
        if(esp3d_DHT.started()) {
            s = String(esp3d_DHT.getHumidity(),1);
            if (s !="nan") {
                s+="% ";
                s+= String(esp3d_DHT.getTemperature(),1);
            } else {
                s ="Disconnected ";
            }
            s+= esp3d_DHT.isCelsiusUnit()?"C ":"F ";
            s += esp3d_DHT.GetModelString();
            s+= " ";
            s+= esp3d_DHT.interval();
            s+= "ms";
 
        } else {
            s = "NONE";
        }
        output->printMSG(s.c_str());
    } else {
#ifdef AUTHENTICATION_FEATURE
        if (auth_type != LEVEL_ADMIN) {
            output->printERROR("Wrong authentication!", 401);
            return false;
        }
#endif //AUTHENTICATION_FEATURE
        parameter = get_param (cmd_params, "type=");
        if (parameter.length() != 0) {
            parameter.toUpperCase();
            int8_t v = -1;
            if (parameter == "NONE") {
                v = 0;
            } else if(parameter == "11") {
                v = DHT11_DEVICE;
            } else if (parameter == "22") {
                v = DHT22_DEVICE;
            } else {
                output->printERROR ("Invalid parameter!");
                return false;
            }
            if (v!=-1) {
                if (!Settings_ESP3D::write_byte(ESP_DHT_TYPE,v)) {
                    output->printERROR ("Set failed!");
                    return false;
                }
                if (!esp3d_DHT.begin()) {
                    output->printERROR ("Set failed!");
                    return false;
                }
            }
        }
        parameter = get_param (cmd_params, "interval=");
        if (parameter.length() != 0) {
            if (!Settings_ESP3D::write_uint32(ESP_DHT_INTERVAL,parameter.toInt())) {
                output->printERROR ("Set failed!");
                return false;
            }
            esp3d_DHT.setInterval(parameter.toInt());
        }
        output->printMSG ("ok");
    }
    return response;
}
 
#endif //DHT_DEVICE