web_handler.tc

Custom Web Handler Demo

Source on GitHub

// Custom Web Handler Demo
// Registers HTTP endpoints on the Tasmota web server
// Access: http://<device>/api/hello and /api/status

char buf[128];
int counter;

void WebOn() {
    int h = webHandler();
    if (h == 1) {
        // GET /api/hello?name=xxx
        char name[32];
        int len = webArg("name", name);
        if (len > 0) {
            strcpy(buf, "{\"greeting\":\"Hello, ");
            strcat(buf, name);
            strcat(buf, "!\"}");
        } else {
            strcpy(buf, "{\"greeting\":\"Hello, World!\"}");
        }
        webSend(buf);
    }
    if (h == 2) {
        // GET /api/status
        webSend("{\"status\":\"ok\"}");
    }
}

void EverySecond() {
    counter = counter + 1;
}

int main() {
    webOn(1, "/api/hello");
    webOn(2, "/api/status");
    printStr("Web handlers registered\n");
    printStr("Try: /api/hello?name=YourName\n");
    printStr("Try: /api/status\n");
    return 0;
}