static int8_t on_request(int8_t cid, int8_t routeid, GSwifi::GSREQUESTSTATE state) {
if ( (state == GSwifi::GSREQUESTSTATE_RECEIVED) &&
(! gs.validRequest()) &&
(! has_valid_pass) ) {
HTTPLOG_PRINTLN("!E32");
gs.writeHead(cid, 400);
gs.writeEnd();
ring_put( &commands, COMMAND_CLOSE );
ring_put( &commands, cid );
return -1;
}
switch (routeid) {
case 0: // POST /messages
return on_post_messages_request(cid, state);
case 1: // POST /keys
// when client requests for a new key,
// we request server for one, and respond to client with the result from server
return on_post_keys_request(cid, state);
case 2: // GET /messages
return on_get_messages_request(cid, state);
case 3: // POST /wifi
return on_post_wifi_request(cid, state);
default:
break;
}
return -1;
}
static int8_t on_post_wifi_request(uint8_t cid, GSwifi::GSREQUESTSTATE state) {
if (state == GSwifi::GSREQUESTSTATE_BODY_START) {
keys.clear();
return 0;
}
while (! gs.bufferEmpty()) {
char letter = gs.bufferGet();
keys.put( letter );
}
if (state == GSwifi::GSREQUESTSTATE_RECEIVED) {
int8_t result = keys.putDone();
if (result != 0) {
keys.clear();
gs.writeHead(cid, 400);
}
else {
keys.dump();
keys.save();
gs.writeHead(cid, 200);
}
gs.writeEnd();
ring_put( &commands, COMMAND_CLOSE );
ring_put( &commands, cid );
if (result == 0) {
ring_put( &commands, COMMAND_SETREGDOMAIN );
ring_put( &commands, keys.regdomain );
ring_put( &commands, COMMAND_CONNECT );
}
}
}
// added by eqiglii 2015-12-13
int8_t irkit_httpclient_post_temperature_(uint8_t temperature) {
// send http post request to LAN server
char path[82];
sprintf(path, P("/proxy.php?url=https://irkitrestapi.appspot.com/_ah/api/southbound/v1/temperature?")); // added "?" by eqiglii 2016-06-13
char body[POST_TEMPERATURE_BODY_LENGTH+1+4]; // +4, due to change the two "&" to "%26", eqiglii, 2016-06-13
// char array[6];
// dtostrf(temperature,5, 2, array); // this function works, but takes too much memory KB
// I know that the Arduino version of sprinf does not support floats, but we're sticking to INTs here so it is fine
sprintf(body, "irkit_id=%s%ssignal_content=%2d%ssignal_name=%s", gs.hostname(),"%26", temperature,"%26", "temp"); // change the two "&" to "%26", eqiglii 2016-06-13
int8_t cid = gs.post(path, body, POST_TEMPERATURE_BODY_LENGTH, &on_post_messages_response,50 );
//int8_t cid = gs.post("/_ah/api/southbound/v1/temperature?", body, POST_TEMPERATURE_BODY_LENGTH, &on_post_messages_response,50 ); // this never worked out!!! eqiglii 2016-06-14, don't try any more!!!
if (cid == polling_cid) {
// we're polling on this cid, and our response handler is registered with this cid.
// we already overwritten the response handler, so restart everything.
// HTTPLOG_PRINTLN("!E30");
wifi_hardware_reset();
return -1;
}
return cid;
}
static int8_t on_get_messages_response(int8_t cid, uint16_t status_code, GSwifi::GSREQUESTSTATE state) {
HTTPLOG_PRINT(P("< G /m ")); HTTPLOG_PRINTLN(status_code);
if (status_code != 200) {
gs.bufferClear();
}
switch (status_code) {
case 200:
while (! gs.bufferEmpty()) {
char letter = gs.bufferGet();
parse_json( letter );
}
if (state == GSwifi::GSREQUESTSTATE_RECEIVED) {
// should not be WRITING here, should be XMITTING or IDLE (xmit finished)
if (IrCtrl.state == IR_WRITING) {
// prevent from locking in WRITING state forever
IR_state( IR_IDLE );
}
ring_put( &commands, COMMAND_CLOSE );
ring_put( &commands, cid );
if ((polling_cid == cid) || (polling_cid == CID_UNDEFINED)) {
polling_cid = CID_UNDEFINED;
ring_put( &commands, COMMAND_START_POLLING );
}
// if polling_cid != cid
// there's already an ongoing polling request, so request again when that one finishes
}
break;
case HTTP_STATUSCODE_CLIENT_TIMEOUT:
polling_cid = CID_UNDEFINED;
ring_put( &commands, COMMAND_CLOSE );
ring_put( &commands, cid );
irkit_httpclient_start_polling( 5 );
break;
case HTTP_STATUSCODE_DISCONNECT:
polling_cid = CID_UNDEFINED;
irkit_httpclient_start_polling( 5 );
break;
// heroku responds with 503 if longer than 30sec,
// or when deploy occurs
case 503:
default:
if (state == GSwifi::GSREQUESTSTATE_RECEIVED) {
ring_put( &commands, COMMAND_CLOSE );
ring_put( &commands, cid );
irkit_httpclient_start_polling( 5 );
}
break;
}
return 0;
}
int8_t irkit_httpclient_post_door() {
#ifdef USE_INTERNET
// devicekey=[0-9A-F]{32}&hostname=IRKit%%%%
char body[POST_DOOR_BODY_LENGTH+1];
sprintf(body, "devicekey=%s&hostname=%s", keys.getKey(), gs.hostname());
return gs.post( "/d", body, POST_DOOR_BODY_LENGTH, &on_post_door_response, 50 );
#else
on_post_door_response(CID_UNDEFINED, 200, GSwifi::GSREQUESTSTATE_RECEIVED);
#endif
}
int8_t irkit_httpclient_post_door() {
// devicekey=[0-9A-F]{32}&hostname=IRKit%%%%
// send http post request to LAN server
char path[75];
sprintf(path, P("/proxy.php?url=https://irkitrestapi.appspot.com/_ah/api/southbound/v1/door?")); // path must end up with "?", by eqiglii 2016-06-13
char body[POST_DOOR_BODY_LENGTH+1+2]; // +2, due to change from "&" to "%26", eqiglii, 2016-06-13
sprintf(body, "devicekey=%s%shostname=%s", keys.getKey(),"%26",gs.hostname()); // in http url encoding, "&" must be replaced by "%26", by eqiglii 2016-06-13
Serial.println (body); // print log, added by eqiglii
//return gs.post( "/d", body, POST_DOOR_BODY_LENGTH, &on_post_door_response, 50 );
//return gs.post( "/_ah/api/southbound/v1/door?", body, POST_DOOR_BODY_LENGTH, &on_post_door_response, 50 );
return gs.post(path, body, POST_DOOR_BODY_LENGTH, &on_post_door_response, 50 );
}
int8_t irkit_httpclient_post_keys() {
// devicekey=[0-9A-F]{32}
char body[POST_KEYS_BODY_LENGTH+1];
sprintf(body, "devicekey=%s", keys.getKey());
int8_t result = gs.post( "/k",
body, POST_KEYS_BODY_LENGTH,
&on_post_keys_response,
10 );
if ( result < 0 ) {
gs.writeHead( post_keys_cid, 500 );
gs.writeEnd();
ring_put( &commands, COMMAND_CLOSE );
ring_put( &commands, post_keys_cid );
}
}
int8_t irkit_httpclient_get_messages() {
// /m?devicekey=C7363FDA0F06406AB11C29BA41272AE3&newer_than=4294967295
//char path[68];
//sprintf(path, P("/m?devicekey=%s&newer_than=%ld"), keys.getKey(), newest_message_id);
char path[109]; // added 29 chars path,12 chars messageid
sprintf(path, P("/_ah/api/southbound/v1/messages?devicekey=%s&newer_than=%ld"), keys.getKey(), newest_message_id);
return gs.get(path, &on_get_messages_response, 50);
}
int8_t irkit_httpclient_post_messages() {
// post body is IR data, move devicekey parameter to query, for implementation simplicity
// /p?devicekey=C7363FDA0F06406AB11C29BA41272AE3&freq=38
char path[54];
sprintf(path, P("/p?devicekey=%s&freq=%d"), keys.getKey(), IrCtrl.freq);
return gs.postBinary( path,
(const char*)sharedbuffer, IR_packedlength(),
&on_post_messages_response,
10 );
}
static int8_t on_post_messages_request(int8_t cid, GSwifi::GSREQUESTSTATE state) {
while (! gs.bufferEmpty()) {
char letter = gs.bufferGet();
parse_json( letter );
}
if (state == GSwifi::GSREQUESTSTATE_RECEIVED) {
// should be xmitting or idle (xmit finished)
if (IrCtrl.state == IR_WRITING) {
HTTPLOG_PRINTLN("!E7");
// invalid json
gs.writeHead(cid, 400);
gs.writeEnd();
}
else {
gs.writeHead(cid, 200);
gs.writeEnd();
}
ring_put( &commands, COMMAND_CLOSE );
ring_put( &commands, cid );
#ifdef USE_INTERNET
TIMER_START( suspend_polling_timer, SUSPEND_GET_MESSAGES_INTERVAL );
#endif
}
return 0;
}
static int8_t on_post_door_response(int8_t cid, uint16_t status_code, GSwifi::GSREQUESTSTATE state) {
HTTPLOG_PRINT(P("< P /d ")); HTTPLOG_PRINTLN(status_code);
gs.bufferClear();
if (state != GSwifi::GSREQUESTSTATE_RECEIVED) {
return 0;
}
switch (status_code) {
case 200:
keys.setKeyValid(true);
// save only independent area, since sharedbuffer might be populated by IR or so.
keys.save2();
IR_state( IR_IDLE );
ring_put( &commands, COMMAND_CLOSE );
ring_put( &commands, cid );
#ifdef USE_INTERNET
ring_put( &commands, COMMAND_START_POLLING );
#endif
on_irkit_ready();
break;
#ifdef USE_INTERNET
case 401:
case HTTP_STATUSCODE_CLIENT_TIMEOUT:
// keys have expired, we have to start listening for POST /wifi again
keys.clear();
keys.save();
software_reset();
break;
case 400: // must be program bug, happens when there's no hostname parameter
case 408:
case 503: // heroku responds with 503 if longer than 30sec
default:
// retry again on next loop
ring_put( &commands, COMMAND_CLOSE );
ring_put( &commands, cid );
ring_put( &commands, COMMAND_POST_DOOR );
break;
#endif
}
return 0;
}
static int8_t on_get_messages_request(int8_t cid, GSwifi::GSREQUESTSTATE state) {
if (state != GSwifi::GSREQUESTSTATE_RECEIVED) {
return -1;
}
gs.writeHead(cid, 200);
if ( (IrCtrl.len <= 0) ||
(IrCtrl.state != IR_RECVED_IDLE) ) {
// if no data
gs.writeEnd();
ring_put( &commands, COMMAND_CLOSE );
ring_put( &commands, cid );
return 0;
}
IR_state( IR_READING );
gs.write("{\"format\":\"raw\",\"freq\":"); // format fixed to "raw" for now
gs.write(IrCtrl.freq);
gs.write(",\"data\":[");
for (uint16_t i=0; i<IrCtrl.len; i++) {
gs.write( IR_get() );
if (i != IrCtrl.len - 1) {
gs.write(",");
}
}
gs.write("]}");
gs.writeEnd();
ring_put( &commands, COMMAND_CLOSE );
ring_put( &commands, cid );
IR_state( IR_IDLE );
#ifdef USE_INTERNET
TIMER_START( suspend_polling_timer, SUSPEND_GET_MESSAGES_INTERVAL );
#endif
return 0;
}
static int8_t on_post_messages_response(int8_t cid, uint16_t status_code, GSwifi::GSREQUESTSTATE state) {
HTTPLOG_PRINT(P("< P /m ")); HTTPLOG_PRINTLN(status_code);
if (status_code != 200) {
gs.bufferClear();
}
if (state != GSwifi::GSREQUESTSTATE_RECEIVED) {
return 0;
}
ring_put( &commands, COMMAND_CLOSE );
ring_put( &commands, cid );
return 0;
}
int8_t irkit_httpclient_post_messages_() {
// post body is IR data, move devicekey parameter to query, for implementation simplicity
// /p?devicekey=C7363FDA0F06406AB11C29BA41272AE3&freq=38
char path[54];
sprintf(path, P("/p?devicekey=%s&freq=%d"), keys.getKey(), IrCtrl.freq);
int8_t cid = gs.postBinary( path,
(const char*)sharedbuffer, IR_packedlength(),
&on_post_messages_response,
10 );
if (cid == polling_cid) {
// we're polling on this cid, and our response handler is registered with this cid.
// we already overwritten the response handler, so restart everything.
// HTTPLOG_PRINTLN("!E30");
wifi_hardware_reset();
return -1;
}
return cid;
}
void irkit_httpserver_register_handler() {
gs.clearRoutes();
// 0
gs.registerRoute( GSwifi::GSMETHOD_POST, P("/messages") );
// 1
gs.registerRoute( GSwifi::GSMETHOD_POST, P("/keys") );
// 2
gs.registerRoute( GSwifi::GSMETHOD_GET, P("/messages") );
// 3
gs.registerRoute( GSwifi::GSMETHOD_POST, P("/wifi") );
gs.setRequestHandler( &on_request );
}
static void on_json_data( uint8_t key, uint32_t value, char *pass ) {
if ( IrCtrl.state != IR_WRITING ) {
return;
}
switch (key) {
case IrJsonParserDataKeyId:
newest_message_id = value;
break;
case IrJsonParserDataKeyFreq:
IrCtrl.freq = value;
break;
case IrJsonParserDataKeyData:
IR_put( value );
break;
case IrJsonParserDataKeyPass:
if (strncmp(pass, gs.password(), 10) == 0) {
has_valid_pass = true;
}
default:
break;
}
}
static int8_t on_post_keys_response(int8_t cid, uint16_t status_code, GSwifi::GSREQUESTSTATE state) {
HTTPLOG_PRINT(P("< P /k ")); HTTPLOG_PRINTLN(status_code);
if (status_code != 200) {
gs.bufferClear();
}
if (state != GSwifi::GSREQUESTSTATE_RECEIVED) {
return 0;
}
gs.writeHead( post_keys_cid, status_code );
switch (status_code) {
case 200:
while (! gs.bufferEmpty()) {
char letter = gs.bufferGet();
gs.write( letter );
}
gs.writeEnd();
break;
default:
gs.writeEnd();
break;
}
ring_put( &commands, COMMAND_CLOSE );
ring_put( &commands, cid );
ring_put( &commands, COMMAND_CLOSE );
if (ring_isfull( &commands )) {
HTTPLOG_PRINTLN("!E8");
return -1;
}
ring_put( &commands, post_keys_cid );
return 0;
}
int8_t irkit_httpclient_get_messages() {
// /m?devicekey=C7363FDA0F06406AB11C29BA41272AE3&newer_than=4294967295
char path[70];
sprintf(path, P("/m?devicekey=%s&newer_than=%ld"), keys.getKey(), newest_message_id);
return gs.get(path, &on_get_messages_response, 50);
}
int8_t irkit_httpclient_post_door() {
// devicekey=[0-9A-F]{32}&hostname=IRKit%%%%
char body[POST_DOOR_BODY_LENGTH+1];
sprintf(body, "devicekey=%s&hostname=%s", keys.getKey(), gs.hostname());
return gs.post( "/d", body, POST_DOOR_BODY_LENGTH, &on_post_door_response, 50 );
}