boolean WiFiManager::autoConnect(char const *apName) {
begin(apName);
// DEBUG_PRINT("");
// DEBUG_PRINT("AutoConnect");
// read eeprom for ssid and pass
String ssid = getSSID();
String pass = getPassword();
if ( ssid.length() > 1 ) {
display.print("Waiting for Wifi to connect");
DEBUG_PRINT("Waiting for Wifi to connect");
WiFi.mode(WIFI_STA);
WiFi.begin(ssid.c_str(), pass.c_str());
if ( hasConnected() ) {
return true;
}
}
//setup AP
beginConfigMode();
//start portal and loop
startWebConfig();
return false;
}
//读取fash的数据 看看是否有数据
uint8_t readFlashDate()
{
uint8_t i=0;
readyByte(ReadBuffer);
if(ReadBuffer[0] != '\0')
{
getSSID(ReadBuffer);
i = 1;
}
return i;
}
//处理获取到的数据格式 格式标准: ssid+个数(一位)+路由器名+pass+个数(暂时个位)+密码
//例如:ssid2TDpass812345678
void saveFlaceDate()
{
/**
int stn=0;
int i=0;
char *substr = "ssid";
char *subpass= "******";
char nowssid[50]={0}; //ssid值
char nowpass[50]={0}; //pass值
char *ssidstr = strstr(RxBuffer1, substr);//获取 ssid
char *passtr=strstr(ssidstr, subpass); //获取 pass后面的字符串
stn=(*(ssidstr+4))-'0'; //获取ssid个数
for(i=0;i <stn ;i++) //获取ssid值
{
nowssid[i] = *(ssidstr+5+i);
if((stn-1)==i){
nowssid[i+1]='\0';
}
}
stn=(*(passtr+4))-'0'; //获取pass个数
for(i=0;i <stn ;i++) //获取pass值
{
nowpass[i] = *(passtr+5+i);
if((stn-1)==i){
nowpass[i+1]='\0';
}
}
char *ch1 = "AT+CWJAP=\"";
char *ch3 = "\",\"";
char *ch5 = "\"";
char *writeBuffer = NULL;
writeBuffer = str_contact(ch1,nowssid);
writeBuffer = str_contact(writeBuffer,ch3);
writeBuffer = str_contact(writeBuffer,nowpass);
writeBuffer = str_contact(writeBuffer,ch5);
wraitByte(writeBuffer);
*/
getSSID(RxBuffer1);
wraitByte(RxBuffer1);
Delayms(10);
}
// Scan APs, use configured if found, otherwise try each open AP to get through, finally open soft AP with config page.
boolean WiFiManager::findOpenAP(const char *szUrl)
{
int nOpen = 0;
begin("ESP8266");
int nScan = WiFi.scanNetworks();
bool bFound = false;
Serial.println("scan done");
String sSSID = getSSID();
int ind = 0;
display.setFontScale2x2(false);
if (nScan == 0) {
Serial.println( "No APs found" );
display.print("No APs Found");
}
else {
for (int i = 0; i < nScan; ++i) // try each public AP
{
Serial.print(WiFi.SSID(i));
Serial.print(" ");
Serial.println(WiFi.encryptionType(i));
display.print(WiFi.SSID(i));
if(WiFi.encryptionType(i) == 7 /*&& strncmp(WiFi.SSID(i),"Chromecast",6) != 0*/)
{
display.drawString(128-8, 56, "O");
nOpen++;
}
else if( sSSID == WiFi.SSID(i) ){ // The saved WiFi was found
bFound = true;
display.drawString(128-8, 56, "<");
Serial.println(" Cfg AP found");
}
}
}
if(nOpen == 0 && !bFound)
{
display.print("No open AP found");
if(sSSID == "")
{
display.print("Switch to SoftAP");
display.print("Hotspot: ESP8266");
display.print("Goto 192.168.4.1");
}else{
display.print("Switching to");
display.print(sSSID);
}
}
delay(2000); // delay for reading
if(nOpen && !bFound)
{
WiFi.mode(WIFI_STA);
int counter = 0;
for (int i = 0; i < nScan; ++i)
{
if(WiFi.encryptionType(i) == 7) // run through open APs and try to connect
{
Serial.print("Attempting ");
Serial.print(WiFi.SSID(i));
display.print(String(WiFi.SSID(i)) + "...");
WiFi.begin(WiFi.SSID(i));
for(int n = 0; n < 50 && WiFi.status() != WL_CONNECTED; n++)
{
delay(200);
Serial.print(".");
display.clear();
display.drawXbm(34,10, 60, 36, WiFi_Logo_bits);
display.setColor(INVERSE);
display.fillRect(10, 10, 108, 44);
display.setColor(WHITE);
drawSpinner(4, n % 4);
display.display();
}
if(WiFi.status() == WL_CONNECTED)
{
Serial.println("Connected");
display.print("Connected");
if(attemptClient(szUrl)) // attemp port 80 and 8080
{
display.drawString(64-8, 56, "!");
break;
}else{
display.drawString(64-8, 56, "X");
WiFi.disconnect();
}
}
counter++;
}
}
if (WiFi.status() != WL_CONNECTED)
{
Serial.println("Open WiFi failed");
Serial.println("Switch to SoftAP");
display.print("Open WiFi failed");
display.print("Switch to SoftAP");
autoConnect("ESP8266");
}
}
else
{
autoConnect("ESP8266");
}
return true;
}
void SmartMote::work(){
while(1){
/* se l'ora corrente è di scansione */
if(!(RTCC.hours() % 6) && (RTCC.minutes() >= 0x00 && RTCC.minutes() <= 0x05)){
AString data;
AString message;
AString answer;
/* abilito il core timer (la prima volta è già abilitato) */
System::wakeCoreTimer();
/* accendo il led verde */
turnOnGreen();
/* accendo la seriale */
openUART();
/* accendo l'i2c */
openI2C();
/* prendo le misure */
data += mac();
data += luminosity();
data += ambientTempAndHum();
data += groundTemp();
data += groundHum();
data += battey();
/* compongo la stringa */
message += _PHP_CHUNK1;
/* inserisco l'hostname */
message += getHost();
/* inserisco la seconda parte di richiesta http */
message += _PHP_CHUNK2;
/* inserisco la lunghezza dei dati */
message += AString(static_cast<sint32>(data.size()));
/* inserisco la terza parte di richiesta http */
message += _PHP_CHUNK3;
/* inserisco i dati */
message += data;
/* se fallisce l'inizializzazione dell'esp */
if(!m_net.initialize()){
/* notifico l'errore */
error();
}
/* se fallisce l'avvio del dhcp */
if(!m_net.setDhcp(true)){
/* notifico l'errore */
error();
}
/* se fallisce la connessione alla rete */
if(!m_net.joinAP(getSSID(), getKey())){
/* notifico l'errore */
error();
}
/* se fallisce la connessione al server */
if(!m_net.connectToHost(getHost(), 80)){
/* notifico l'errore */
error();
}
/* invio i dati */
m_net.send(message);
/* aspetto l'ok */
m_net.waitForData(answer);
/* notifico l'ok o lerrore dell'invio */
wasSuccess(answer);
/* lascio l'ap */
m_net.leaveAP();
/* libero la memoria occupata dalle stringhe */
message.clear();
data.clear();
answer.clear();
}
/* calcolo del tempo di sleep per il wifi */
m_net.sleep(getSleepTime());
/* punto la prossima sveglia */
setNextAlarm();
/* spengo il led verde */
turnOffGreen();
/* spengo l'uart */
closeUART();
/* chiudo l'i2c */
closeI2C();
/* spengo il core timer */
System::stopCoreTimer();
/* vado a dormire */
System::sleep();
}
}
/** join a wireless network */
bool JPWiFly::join(uint16_t timeout) {
String ssid;
getSSID(ssid);
return join(ssid.c_str(), timeout);
}
