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Fixes and password protected web server page.

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master
Holger Wirtz 4 years ago
parent ae9f0b2c82
commit 0ca5d6d15f
1 changed files with 89 additions and 2 deletions
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  1. 91
      WLAN_Thermometer.ino

91
WLAN_Thermometer.ino
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@ -25,14 +25,16 @@
#define MEDIAN_SAMPLES 60
#define ONBOARD_LED 2
#define NTP_TIMEOUT 15000
void check_mode(void);
LiquidCrystal_I2C lcd(LCD_I2C_ADDR, LCD_COL, LCD_ROW);
looper sched;
RunningMedian samples = RunningMedian(MEDIAN_SAMPLES);
float temp_min = (analogRead(TEMP_SENS_PIN) / 2048.0) * 330.0;
float temp_max = temp_min;
float temp = (analogRead(TEMP_SENS_PIN) / 2048.0) * 330.0;
bool led_state;
String header;
WiFiServer server(80);
void setup()
{
@ -123,6 +125,8 @@ void setup()
DateTime.forceUpdate();
}
server.begin();
sched.addJob(show_temperature, KRATE_TEMP);
sched.addJob(show_time, KRATE_TIME);
@ -134,6 +138,74 @@ void setup()
void loop()
{
sched.scheduler();
WiFiClient client = server.available(); // Listen for incoming clients
if (client) { // If a new client connects,
Serial.println("New Client."); // print a message out in the serial port
String currentLine = ""; // make a String to hold incoming data from the client
while (client.connected())
{ // loop while the client's connected
if (client.available()) { // if there's bytes to read from the client,
char c = client.read(); // read a byte, then
Serial.write(c); // print it out the serial monitor
header += c;
if (c == '\n') { // if the byte is a newline character
// if the current line is blank, you got two newline characters in a row.
// that's the end of the client HTTP request, so send a response:
if (currentLine.length() == 0) {
// checking if header is valid
// YWRtaW46c3RhYWdhcg== (user:pass) admin:staagar
if (header.indexOf("YWRtaW46c3RhYWdhcg==") >= 0) {
client.println("HTTP/1.1 200 OK");
client.println("Content-type:text/html");
client.println("Connection: close");
client.println();
client.println("<!DOCTYPE html>\n");
client.println("<html>\n");
client.println("<meta http-equiv=\"refresh\" content=\"5\">\n");
client.println("<body>\n");
client.println("<center>\n");
client.println("<h1 style=\"color:blue;\">Temperatur Kirche</h1>\n");
client.print("<h2 style=\"color:green;\">Aktuell: ");
client.print(temp);
client.println(" &deg;C</h2>\n");
client.print("<h2 style=\"color:green;\">Minimum: ");
client.print(temp_min);
client.println(" &deg;C</h2>\n");
client.print("<h2 style=\"color:green;\">Maximum: ");
client.print(temp_max);
client.println(" &deg;C</h2>\n");
client.println("</center>\n");
client.println("</body>\n");
client.println("</html>");
break;
}
// Wrong user or password, so HTTP request fails...
else {
client.println("HTTP/1.1 401 Unauthorized");
client.println("WWW-Authenticate: Basic realm=\"Secure\"");
client.println("Content-Type: text/html");
client.println();
client.println("<html>Authentication failed</html>");
break;
}
} else { // if you got a newline, then clear currentLine
currentLine = "";
}
} else if (c != '\r') { // if you got anything else but a carriage return character,
currentLine += c; // add it to the end of the currentLine
}
}
}
// Clear the header variable
header = "";
// Close the connection
client.stop();
Serial.println("Client disconnected.");
Serial.println("");
}
}
void show_time(void)
@ -154,10 +226,25 @@ void show_time(void)
void show_temperature(void)
{
float temp = (analogRead(TEMP_SENS_PIN) / 2048.0) * 330.0;
float new_temp = (analogRead(TEMP_SENS_PIN) / 2048.0) * 330.0;
Serial.println(temp, 1);
if (new_temp > temp)
{
if (new_temp - temp > 1.0)
temp = temp + 1.0;
else
temp = new_temp;
}
else if (new_temp < temp)
{
if (new_temp - temp < -1.0)
temp = temp - 1.0;
else
temp = new_temp;
}
samples.add(temp);
if (samples.getLowest() < temp_min)

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