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Now using NTP server for getting time.

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This commit is contained in:
Blue Fox 2022-08-21 19:21:56 +02:00
parent 429e400e32
commit 45df5179b8
3 changed files with 28 additions and 2 deletions
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16
http_grab.ino
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@ -28,6 +28,22 @@ String getHTML(String url) {
} }
return result; return result;
} }
String getHTML() { // gets the date and year from time.h library
struct tm timeinfo;
char dayInMonth[3];
char month[3];
char year[5];
if(!getLocalTime(&timeinfo)){
Serial.println("Failed to obtain time");
return "";
}
strftime(dayInMonth,3, "%d", &timeinfo);
strftime(month,3, "%m", &timeinfo);
strftime(year,5, "%Y", &timeinfo);
return getHTML(String("https://www.losungen.de/fileadmin/media-losungen/heute/") + String(year) + String("/") + String(month) + String(dayInMonth) + String(".html"));
}
String getLosungFromHTML(String html) { String getLosungFromHTML(String html) {
int losungBeginIndex = html.indexOf(textBeginString)+textBeginString.length(); int losungBeginIndex = html.indexOf(textBeginString)+textBeginString.length();

9
losungepaper.ino
View File

@ -11,6 +11,11 @@ Epd epd;
char wiFiSSID[] = "SSID"; // SSID of your network char wiFiSSID[] = "SSID"; // SSID of your network
char wiFiPSK[] = "PRE-SHARED KEY"; //password of your WPA Network char wiFiPSK[] = "PRE-SHARED KEY"; //password of your WPA Network
// NTP (Network Time Protocol)
const String ntpServer = "pool.ntp.org"; // address of ntp server; may also be your router, other local service, etc.
const long gmtOffset_sec = 3600; // for localization (gmt = greenwich mean time); in germany: 3600
const int daylightOffset_sec = 3600; // for daylight saving
// style of the frame shown // style of the frame shown
sFONT TITLE_FONT = Font20; sFONT TITLE_FONT = Font20;
char TITLE_TEXT[] = "Losung heute"; char TITLE_TEXT[] = "Losung heute";
@ -33,8 +38,8 @@ void setup() {
Serial.println("[INFO] Initialized e-Paper!"); Serial.println("[INFO] Initialized e-Paper!");
connectWiFi(); connectWiFi();
String html = getHTML("https://www.losungen.de/fileadmin/media-losungen/heute/2022/0821.html"); String html = getHTML();
showDailyText(getLosungFromHTML(html), getLehrtextFromHTML(html), getLosungSourceFromHTML(html), getLehrtextSourceFromHTML(html)); showDailyText(getLosungFromHTML(html), getLehrtextFromHTML(html), getLosungSourceFromHTML(html), getLehrtextSourceFromHTML(html));
} }

5
wifi.ino
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@ -1,4 +1,5 @@
#include <WiFi.h> #include <WiFi.h>
#include "time.h"
void connectWiFi() { // connect to the wifi with the above defined credentials void connectWiFi() { // connect to the wifi with the above defined credentials
if(WiFi.status() == WL_CONNECTED) { return; } // return if not connected if(WiFi.status() == WL_CONNECTED) { return; } // return if not connected
@ -11,5 +12,9 @@ void connectWiFi() { // connect to the wifi with the above defined credentials
Serial.printf("[WiFi] Connected to WiFi \"%s\", got IP-Adress ", wiFiSSID); Serial.printf("[WiFi] Connected to WiFi \"%s\", got IP-Adress ", wiFiSSID);
Serial.println(WiFi.localIP()); Serial.println(WiFi.localIP());
Serial.println("[NTP] Getting time...");
configTime(gmtOffset_sec, daylightOffset_sec, ntpServer.c_str());
Serial.println("[NTP] Got time.");
return; return;
} }