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This commit is contained in:
Harald Pichler 2016-08-15 20:22:49 +02:00
parent 265d4e8723
commit cf40f59843
4 changed files with 25 additions and 13 deletions
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17
examples/osd/triggerbaord/resources/res-event.c
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@ -39,6 +39,7 @@
#include <string.h>
#include "rest-engine.h"
#include "er-coap.h"
#include "dev/button-sensor.h"
#define DEBUG 0
#if DEBUG
@ -76,8 +77,20 @@ static int32_t event_counter = 0;
static void
res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
REST.set_response_payload(response, buffer, snprintf((char *)buffer, preferred_size, "EVENT %lu", event_counter));
int buttonstate = button_sensor.value(0);
unsigned int accept = -1;
REST.get_header_accept(request, &accept);
if(accept == -1 || accept == REST.type.TEXT_PLAIN) {
REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
REST.set_response_payload(response, buffer, snprintf((char *)buffer, preferred_size, "EVENT %lu STATE %d", event_counter, buttonstate));
} else if(accept == REST.type.APPLICATION_JSON) {
REST.set_header_content_type(response, REST.type.APPLICATION_JSON);
REST.set_response_payload(response, buffer, snprintf((char *)buffer, preferred_size, "{'EVENT':%lu ,'STATE': %d}", event_counter, buttonstate));
} else {
REST.set_response_status(response, REST.status.NOT_ACCEPTABLE);
REST.set_response_payload(response, buffer, snprintf((char *)buffer, preferred_size, "Supporting content-types text/plain and application/json"));
}
/* A post_handler that handles subscriptions/observing will be called for periodic resources by the framework. */
}