118 lines
2.5 KiB
C++
118 lines
2.5 KiB
C++
#include "Network.h"
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#include <WiFi.h>
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#include <HTTPClient.h>
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#include <WiFiClientSecure.h>
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void Network::begin()
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{
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// Initiating wifi, like in BasicHttpClient example
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WiFi.mode(WIFI_STA);
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WiFi.begin(ssid, pass);
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Serial.print(F("Waiting for WiFi to connect..."));
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while ((WiFi.status() != WL_CONNECTED))
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{
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// Prints a dot every second that wifi isn't connected
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Serial.print(F("."));
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delay(1000);
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}
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Serial.println(F(" connected"));
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// Find internet time
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setTime();
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}
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// Gets time from ntp server
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void Network::getTime(char *timeStr, long offSet)
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{
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// Get seconds since 1.1.1970.
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time_t nowSecs = time(nullptr) + (long)timeZone * 3600L + offSet;
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// Used to store time
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struct tm timeinfo;
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gmtime_r(&nowSecs, &timeinfo);
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// Copies time string into timeStr
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strcpy(timeStr, asctime(&timeinfo));
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}
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// Function to get all war data from web
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bool Network::getData(char *data)
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{
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// Variable to store fail
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bool f = 0;
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// If not connected to wifi reconnect wifi
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if (WiFi.status() != WL_CONNECTED) {
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WiFi.reconnect();
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delay(5000);
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Serial.println(F("Waiting for WiFi to reconnect..."));
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while ((WiFi.status() != WL_CONNECTED))
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{
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// Prints a dot every second that wifi isn't connected
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Serial.print(F("."));
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delay(1000);
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}
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}
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// Http object used to make get request
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HTTPClient http;
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http.getStream().setTimeout(10);
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http.getStream().flush();
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// Begin http by passing url to it
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http.begin(calendarURL);
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delay(300);
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// Actually do request
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int httpCode = http.GET();
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if (httpCode == 200)
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{
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long n = 0;
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while (http.getStream().available())
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data[n++] = http.getStream().read();
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data[n++]= 0;
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}
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else
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{
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Serial.println(httpCode);
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f = 1;
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}
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// end http
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http.end();
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return !f;
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}
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void Network::setTime()
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{
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// Used for setting correct time
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configTime(0, 0, "pool.ntp.org", "time.nist.gov");
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Serial.print(F("Waiting for NTP time sync: "));
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time_t nowSecs = time(nullptr);
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while (nowSecs < 8 * 3600 * 2)
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{
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delay(500);
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Serial.print(F("."));
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yield();
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nowSecs = time(nullptr);
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}
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Serial.println();
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// Used to store time info
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struct tm timeinfo;
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gmtime_r(&nowSecs, &timeinfo);
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Serial.print(F("Current time: "));
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Serial.print(asctime(&timeinfo));
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}
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