ESPRemoteSerial/ESPRemoteSerial.cpp at master · nullbitsco/ESPRemoteSerial · GitHub

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#include "ESPRemoteSerial.h"

#ifdef USE_NTPCLIENT
ESPRemoteSerial::ESPRemoteSerial() : _timeClient(_ntpUDP) {}
#endif

ESPRemoteSerial::~ESPRemoteSerial(void) {
    if (_internal) {
        delete _server;
    }
}

// Public

#ifdef USE_NTPCLIENT
void ESPRemoteSerial::setTZOffset(int offset) {
    _TZoffset = offset * 3600;
}
#endif

void ESPRemoteSerial::begin(AsyncWebServer* server) {
    _server = server;

    SPIFFS.begin();

    #ifdef CLEAR_ON_BOOT
    _removeLog();
    #endif

    #ifdef USE_NTPCLIENT
    _timeClient.begin();
    _timeClient.setTimeOffset(_TZoffset);
    while(!_timeClient.update()) {
        _timeClient.forceUpdate();
    }
    #endif

    _logger.getAppender().push_back(new RollingFileAppender(_FILENAME, LOG_MAX_COLS, LOG_MAX_ROWS, true));
    _logger.addFormatterToAll([this](Print &output, Appender::Level level, const char *msg, va_list *args) {

        // Print arch in log messages
        output.print(F("["));
        #if defined(ESP32)
        output.print(F("ESP32"));
        #elif defined (ESP8266)
        output.print(F("ESP8266"));
        #else
        output.print(F("REMOTE"));
        #endif
        output.print(F("] "));

        #ifdef USE_NTPCLIENT
            _formattedDate = _timeClient.getFormattedDate();
            output.print(_formattedDate.c_str());
        #endif
        output.print(F(" | "));

        size_t length = vsnprintf(NULL, 0, msg, *args) + 1;
        char buffer[length];

        vsnprintf(buffer, length, msg, *args);
        output.print(buffer);
    });

    if (_server == NULL) {
        print(F("Starting internal AsyncWebServer"));
        _server = new AsyncWebServer(80);
        _server->begin();
    }
    else
    {
        _internal = false;
    }


    #ifdef SERVE_COMPRESSED
    _server->on("/log", HTTP_GET, [this](AsyncWebServerRequest *request) {
        AsyncWebServerResponse *response = request->beginResponse_P(200, "text/html", log_html_gz, log_html_gz_len);
        response->addHeader("Content-Encoding", "gzip");
        request->send(response);
    });
    #else
    _server->serveStatic("/log", SPIFFS, "/log.html");
    #endif

    _server->on("/logs", HTTP_GET, [this](AsyncWebServerRequest *request) {
        if (!SPIFFS.exists(_FILENAME)) {
            request->send(200, "text/html", "No log on device");
        } else if (request->header("If-Modified-Since").equals(String(_logLastModified, HEX))) {
            request->send(304);
        } else {
            AsyncWebServerResponse *response = request->beginResponse(SPIFFS, _FILENAME, "text/html");
            response->addHeader("Last-Modified", String(_logLastModified, HEX));
            request->send(response);
        }

    });

    _server->on("/logs", HTTP_DELETE, [this](AsyncWebServerRequest *request) {
        _clearLog();
        request->send(200);
    });

    _server->on("/reset", HTTP_ANY, [this](AsyncWebServerRequest *request) {
        request->send(200);
        Serial.println(F("Rebooting!"));
        delay(100);
        ESP.restart();
    });

    _server->onNotFound([this](AsyncWebServerRequest *request) {
        request->send(404, "text/plain", "404: Not found. Are you at /log?");

    });

    print(F("ESPRemoteSerial initialized!"));

    #ifdef SERVE_COMPRESSED
    print(F("Serving in compressed html mode."));
    #endif
}

// Private
void ESPRemoteSerial::_clearLog(void) {
    if (!SPIFFS.exists(_FILENAME)) return;
    File file = SPIFFS.open(_FILENAME, "w");
    file.print("12"); //default offset
    file.close();
    _logLastModified = millis();
}

void ESPRemoteSerial::_removeLog(void) {
    if (!SPIFFS.exists(_FILENAME)) return;
    SPIFFS.remove(_FILENAME);
}