Example #1
0
/* ================================================================== *
 * Function: web_index
 * Description: Static callback function to display the homepage of the web server
 * Parameters: See Webduino documentation
 *             obj is a pointer to the instance of Server that added the callback
 * ================================================================== */
void web_index(WebServer &server, WebServer::ConnectionType type, char * c, bool b, void * obj) {
    server.httpSuccess();

    if (type != WebServer::HEAD) {
      server.printP(control_panel);
    }
}
Example #2
0
/* ================================================================== *
 * Function: web_input
 * Description: Static callback function to handle input to the server
 * Parameters: See Webduino documentation
 *             obj is a pointer to the instance of Server that added the callback
 * ================================================================== */
void web_input(WebServer &server, WebServer::ConnectionType type, char * c, bool b, void * obj) {
    if (type == WebServer::POST) {
        Server * s = (Server *) obj;
        bool repeat;
        char name[16], value[16];
        do {
            // Read all POST params, returns false when no more params
            repeat = server.readPOSTparam(name, 16, value, 16);

            if (strcmp(name, "visualizer") == 0) {
                int type = strtol(value, NULL, 10);
                // Ensure type is valid, default to VISUALIZER_BARS
                switch (type) {
                    case VISUALIZER_BARS:
                    case VISUALIZER_BARS_MIDDLE:
                    case VISUALIZER_PULSE:
                    case VISUALIZER_PLASMA:
                    case VISUALIZER_RAINBOW:
                    case VISUALIZER_WHEEL:
                        s->set_visualizer(type); break;
                    default:
                        s->set_visualizer(VISUALIZER_BARS); break;
                }
            } else if (strcmp(name, "other") == 0) {
                int type = strtol(value, NULL, 10);
                // Ensure type is valid, default to BOUNCING_LINES
                switch (type) {
                    case BOUNCING_LINES:
                    case BAR_TEST:
                    case PIXEL_TEST:
                    case AMBIENT_LIGHTING:
                        s->set_visualizer(type); break;
                    default:
                        s->set_visualizer(BOUNCING_LINES); break;
                }
            } else if (strcmp(name, "power") == 0) {
                s->set_power(strtol(value, NULL, 10));
            }
        } while (repeat);
            // after procesing the POST data, tell the web browser to reload
            // the page using a GET method.
            server.httpSeeOther("/web_input");
            return;
        }

        /* for a GET or HEAD, send the standard "it's all OK headers" */
        server.httpSuccess();

        /* we don't output the body for a HEAD request */
        if (type == WebServer::GET) {
            server.printP(control_panel);
        }
}