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Merge pull request #90 from kenkus-futurice/master

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Add socket.io client
This commit is contained in:
Markus
2016-09-11 17:13:57 +02:00
committed by GitHub
parent 958ab08a6b bf3cfa6237
commit 529a86cc26
5 changed files with 167 additions and 17 deletions
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58
src/WebSocketsClient.cpp
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@ -91,6 +91,14 @@ void WebSocketsClient::beginSSL(String host, uint16_t port, String url, String f
}
#endif
void WebSocketsClient::beginSocketIO(const char *host, uint16_t port, const char * url, const char * protocol) {
begin(host, port, url, protocol);
_client.isSocketIO = true;
}
void WebSocketsClient::beginSocketIO(String host, uint16_t port, String url, String protocol) {
beginSocketIO(host.c_str(), port, url.c_str(), protocol.c_str());
}
#if (WEBSOCKETS_NETWORK_TYPE != NETWORK_ESP8266_ASYNC)
/**
@ -393,22 +401,37 @@ void WebSocketsClient::sendHeader(WSclient_t * client) {
unsigned long start = micros();
#endif
String handshake = "GET " + client->cUrl + " HTTP/1.1\r\n"
"Host: " + _host + ":" + _port + "\r\n"
"Connection: Upgrade\r\n"
"Upgrade: websocket\r\n"
"Origin: file://\r\n"
"User-Agent: arduino-WebSocket-Client\r\n"
"Sec-WebSocket-Version: 13\r\n"
"Sec-WebSocket-Key: " + client->cKey + "\r\n";
String transport;
String handshake;
if(!client->isSocketIO || (client->isSocketIO && client->cSessionId.length() > 0)) {
if(client->isSocketIO) {
transport = "&transport=websocket&sid=" + client->cSessionId;
}
handshake = "GET " + client->cUrl + transport + " HTTP/1.1\r\n"
"Host: " + _host + ":" + _port + "\r\n"
"Connection: Upgrade\r\n"
"Upgrade: websocket\r\n"
"Origin: file://\r\n"
"User-Agent: arduino-WebSocket-Client\r\n"
"Sec-WebSocket-Version: 13\r\n"
"Sec-WebSocket-Key: " + client->cKey + "\r\n";
if(client->cProtocol.length() > 0) {
handshake += "Sec-WebSocket-Protocol: " + client->cProtocol + "\r\n";
if(client->cProtocol.length() > 0) {
handshake += "Sec-WebSocket-Protocol: " + client->cProtocol + "\r\n";
}
if(client->cExtensions.length() > 0) {
handshake += "Sec-WebSocket-Extensions: " + client->cExtensions + "\r\n";
}
} else {
handshake = "GET " + client->cUrl + "&transport=polling HTTP/1.1\r\n"
"Connection: keep-alive\r\n";
}
if(client->cExtensions.length() > 0) {
handshake += "Sec-WebSocket-Extensions: " + client->cExtensions + "\r\n";
}
handshake += "Host: " + _host + ":" + _port + "\r\n"
"Origin: file://\r\n"
"User-Agent: arduino-WebSocket-Client\r\n";
if(client->base64Authorization.length() > 0) {
handshake += "Authorization: Basic " + client->base64Authorization + "\r\n";
@ -465,6 +488,8 @@ void WebSocketsClient::handleHeader(WSclient_t * client, String * headerLine) {
client->cExtensions = headerValue;
} else if(headerName.equalsIgnoreCase("Sec-WebSocket-Version")) {
client->cVersion = headerValue.toInt();
} else if(headerName.equalsIgnoreCase("Set-Cookie")) {
client->cSessionId = headerValue.substring(headerValue.indexOf('=') + 1);
}
} else {
DEBUG_WEBSOCKETS("[WS-Client][handleHeader] Header error (%s)\n", headerLine->c_str());
@ -490,6 +515,7 @@ void WebSocketsClient::handleHeader(WSclient_t * client, String * headerLine) {
DEBUG_WEBSOCKETS("[WS-Client][handleHeader] - cProtocol: %s\n", client->cProtocol.c_str());
DEBUG_WEBSOCKETS("[WS-Client][handleHeader] - cExtensions: %s\n", client->cExtensions.c_str());
DEBUG_WEBSOCKETS("[WS-Client][handleHeader] - cVersion: %d\n", client->cVersion);
DEBUG_WEBSOCKETS("[WS-Client][handleHeader] - cSessionId: %s\n", client->cSessionId.c_str());
bool ok = (client->cIsUpgrade && client->cIsWebsocket);
@ -498,6 +524,10 @@ void WebSocketsClient::handleHeader(WSclient_t * client, String * headerLine) {
case 101: ///< Switching Protocols
break;
case 200:
if(client->isSocketIO) {
break;
}
case 403: ///< Forbidden
// todo handle login
default: ///< Server dont unterstand requrst
@ -530,6 +560,8 @@ void WebSocketsClient::handleHeader(WSclient_t * client, String * headerLine) {
runCbEvent(WStype_CONNECTED, (uint8_t *) client->cUrl.c_str(), client->cUrl.length());
} else if(clientIsConnected(client) && client->isSocketIO && client->cSessionId.length() > 0) {
sendHeader(client);
} else {
DEBUG_WEBSOCKETS("[WS-Client][handleHeader] no Websocket connection close.\n");
client->tcp->write("This is a webSocket client!");