};
return {
- version : "1.0.13",
+ version : "1.0.12",
requests : [],
callbacks : [],
*/
var _response = {
status: 200,
- reasonPhrase : "OK",
responseBody : '',
- messages : [],
headers : [],
state : "messageReceived",
transport : "polling",
error: null,
request : null,
partialMessage : "",
- errorHandled: false,
id : 0
};
_close();
};
- if (_response.error == null) {
- _response.request = request;
- var prevState = _response.state;
- _response.state = state;
- _response.status = 200;
- var prevTransport = _response.transport;
- _response.transport = transport;
+ _response.request = request;
+ var prevState = _response.state;
+ _response.state = state;
+ _response.status = 200;
+ var prevTransport = _response.transport;
+ _response.transport = transport;
- var _body = _response.responseBody;
- _invokeCallback();
- _response.responseBody = _body;
+ var _body = _response.responseBody;
+ _invokeCallback();
+ _response.responseBody = _body;
- _response.state = prevState;
- _response.transport = prevTransport;
- }
+ _response.state = prevState;
+ _response.transport = prevTransport;
}
/**
type : rq.method,
dataType: "jsonp",
error : function(jqXHR, textStatus, errorThrown) {
- _response.error = true;
if (jqXHR.status < 300) {
_reconnect(_jqxhr, rq);
} else {
- _onError(jqXHR.status, errorThrown);
+ _prepareCallback(textStatus, "error", jqXHR.status, rq.transport);
}
},
jsonp : "jsonpTransport",
success: function(json) {
- if (rq.reconnect) {
- if (rq.maxRequest == -1 || rq.requestCount++ < rq.maxRequest) {
- _readHeaders(_jqxhr, rq);
- if (!rq.executeCallbackBeforeReconnect) {
- _reconnect(_jqxhr, rq);
- }
+ if (rq.reconnect && (rq.maxRequest == -1 || rq.requestCount++ < rq.maxRequest)) {
+ _readHeaders(_jqxhr, rq);
- var msg = json.message;
- if (msg != null && typeof msg != 'string') {
- try {
- msg = jQuery.stringifyJSON(msg);
- } catch (err) {
- // The message was partial
- }
- }
+ if (!rq.executeCallbackBeforeReconnect) {
+ _reconnect(_jqxhr, rq);
+ }
- if (_handleProtocol(rq, msg)) {
- _prepareCallback(msg, "messageReceived", 200, rq.transport);
+ var msg = json.message;
+ if (msg != null && typeof msg != 'string') {
+ try {
+ msg = jQuery.stringifyJSON(msg);
+ } catch (err) {
+ // The message was partial
}
+ }
- if (rq.executeCallbackBeforeReconnect) {
- _reconnect(_jqxhr, rq);
- }
- } else {
- jQuery.atmosphere.log(_request.logLevel, ["JSONP reconnect maximum try reached " + _request.requestCount]);
- _onError(0, "maxRequest reached");
+ if (_handleProtocol(rq, msg)) {
+ _prepareCallback(msg, "messageReceived", 200, rq.transport);
}
+
+ if (rq.executeCallbackBeforeReconnect) {
+ _reconnect(_jqxhr, rq);
+ }
+ } else {
+ jQuery.atmosphere.log(_request.logLevel, ["JSONP reconnect maximum try reached " + _request.requestCount]);
+ _onError();
}
},
data : rq.data,
url : url,
type : rq.method,
error : function(jqXHR, textStatus, errorThrown) {
- _response.error = true;
if (jqXHR.status < 300) {
_reconnect(_jqxhr, rq);
} else {
- _onError(jqXHR.status, errorThrown);
+ _prepareCallback(textStatus, "error", jqXHR.status, rq.transport);
}
},
success: function(data, textStatus, jqXHR) {
- if (rq.reconnect) {
- if (rq.maxRequest == -1 || rq.requestCount++ < rq.maxRequest) {
- if (!rq.executeCallbackBeforeReconnect) {
- _reconnect(_jqxhr, rq);
- }
+ if (rq.reconnect && (rq.maxRequest == -1 || rq.requestCount++ < rq.maxRequest)) {
+ if (!rq.executeCallbackBeforeReconnect) {
+ _reconnect(_jqxhr, rq);
+ }
- if (_handleProtocol(rq, data)) {
- _prepareCallback(data, "messageReceived", 200, rq.transport);
- }
+ if (_handleProtocol(rq, data)) {
+ _prepareCallback(data, "messageReceived", 200, rq.transport);
+ }
- if (rq.executeCallbackBeforeReconnect) {
- _reconnect(_jqxhr, rq);
- }
- } else {
- jQuery.atmosphere.log(_request.logLevel, ["AJAX reconnect maximum try reached " + _request.requestCount]);
- _onError(0, "maxRequest reached");
+ if (rq.executeCallbackBeforeReconnect) {
+ _reconnect(_jqxhr, rq);
}
+ } else {
+ jQuery.atmosphere.log(_request.logLevel, ["AJAX reconnect maximum try reached " + _request.requestCount]);
+ _onError();
}
},
beforeSend : function(jqXHR) {
}
return;
}
-
- try {
- _sse = new EventSource(location, {withCredentials: _request.withCredentials});
- } catch (e) {
- _onError(0, e);
- _reconnectWithFallbackTransport("SSE failed. Downgrading to fallback transport and resending");
- return;
- }
+ _sse = new EventSource(location, {withCredentials: _request.withCredentials});
if (_request.connectTimeout > 0) {
_request.id = setTimeout(function() {
_response.state = 'messageReceived';
_response.status = 200;
- message = message.data;
+ var message = message.data;
var skipCallbackInvocation = _trackMessageSize(message, _request, _response);
if (jQuery.trim(message).length == 0) {
if (!skipCallbackInvocation) {
_invokeCallback();
_response.responseBody = '';
- _response.messages = [];
}
};
clearTimeout(_request.id);
_response.state = 'closed';
_response.responseBody = "";
- _response.messages = [];
_response.status = !sseOpened ? 501 : 200;
_invokeCallback();
_clearState();
_executeSSE(true);
}, _request.reconnectInterval);
_response.responseBody = "";
- _response.messages = [];
} else {
jQuery.atmosphere.log(_request.logLevel, ["SSE reconnect maximum try reached " + _requestCount]);
- _onError(0, "maxReconnectOnClose reached");
+ _onError();
}
}
};
}
_websocket = _getWebSocket(location);
+
if (_request.connectTimeout > 0) {
_request.id = setTimeout(function() {
if (!webSocketOpened) {
}
webSocketOpened = true;
- _websocket.webSocketOpened = webSocketOpened;
if (_request.method == 'POST') {
_response.state = "messageReceived";
if (!skipCallbackInvocation) {
_invokeCallback();
_response.responseBody = '';
- _response.messages = [];
}
};
_websocket.onclose = function(message) {
if (closed) return
- clearTimeout(_request.id);
var reason = message.reason;
if (reason === "") {
_response.state = 'closed';
_response.responseBody = "";
- _response.messages = [];
_response.status = !webSocketOpened ? 501 : 200;
_invokeCallback();
+ clearTimeout(_request.id);
closed = true;
if (_request.reconnect && _requestCount++ < _request.maxReconnectOnClose) {
_request.id = setTimeout(function() {
_response.responseBody = "";
- _response.messages = [];
_executeWebSocket(true);
}, _request.reconnectInterval);
} else {
jQuery.atmosphere.log(_request.logLevel, ["Websocket reconnect maximum try reached " + _requestCount]);
jQuery.atmosphere.warn("Websocket error, reason: " + message.reason);
- _onError(0, "maxReconnectOnClose reached");
+ _onError();
}
}
};
return true;
}
- function _onError(code, reason) {
+ function _onError() {
_clearState();
_response.state = 'error';
- _response.reasonPhrase = reason;
_response.responseBody = "";
- _response.messages = [];
- _response.status = code;
+ _response.status = 500;
_invokeCallback();
}
if (messages.length != 0) {
response.responseBody = messages.join(request.messageDelimiter);
- response.messages = messages;
return false;
} else {
- response.responseBody = "";
- response.messages = [];
return true;
}
} else {
}
_request.transport = _request.fallbackTransport;
- if (_request.reconnect && _request.transport != 'none' || _request.transport == null) {
+ var reconnect = _request.reconnect && _requestCount++ < _request.maxReconnectOnClose;
+ if (reconnect && _request.transport != 'none' || _request.transport == null) {
_request.method = _request.fallbackMethod;
_response.transport = _request.fallbackTransport;
- _request.fallbackTransport = 'none';
_request.id = setTimeout(function() {
_execute();
}, _request.reconnectInterval);
- } else {
- _onError(500, "Unable to reconnect with fallback transport");
+ } else if (!reconnect) {
+ _onError();
}
}
rq = request;
}
- rq.lastIndex = 0;
- rq.readyState = 0;
-
// CORS fake using JSONP
if ((rq.transport == 'jsonp') || ((rq.enableXDR) && (jQuery.atmosphere.checkCORSSupport()))) {
_jsonp(rq);
_response.transport = rq.transport;
}
- ajaxRequest.onerror = function() {
- _response.error = true;
- try {
- _response.status = XMLHttpRequest.status;
- } catch(e) {
- _response.status = 500;
- }
+ if (!jQuery.browser.msie) {
+ ajaxRequest.onerror = function() {
+ try {
+ _response.status = XMLHttpRequest.status;
+ } catch(e) {
+ _response.status = 500;
+ }
- if (!_response.status) {
- _response.status = 500;
- }
- _clearState();
+ if (!_response.status) {
+ _response.status = 500;
+ }
+ _clearState();
- if (!_response.errorHandled) {
- if (rq.reconnect && _requestCount++ < rq.maxReconnectOnClose) {
+ if (rq.reconnect) {
_reconnect(ajaxRequest, rq, true);
} else {
- _onError(0, "maxReconnectOnClose reached");
+ _onError();
}
- }
- _response.errorHandled = true;
- };
+ };
+ }
ajaxRequest.onreadystatechange = function() {
if (_abordingConnection) {
return;
}
- _response.error = null;
+
var skipCallbackInvocation = false;
var update = false;
}
if (update) {
- // MSIE 9 and lower status can be higher than 1000, Chrome can be 0
- if (ajaxRequest.status >= 300 || ajaxRequest.status == 0) {
+ var responseText = ajaxRequest.responseText;
- var status = ajaxRequest.status > 1000 ? ajaxRequest.status = 0 : ajaxRequest.status;
- // Allow recovering from cached content.
- clearTimeout(rq.id);
-
- // Prevent onerror callback to be called
- _response.errorHandled = true;
- if (status < 400 && _requestCount++ < _request.maxReconnectOnClose) {
+ // MSIE status can be higher than 1000, Chrome can be 0
+ if (ajaxRequest.status >= 500 || ajaxRequest.status == 0) {
+ if (rq.reconnect) {
_reconnect(ajaxRequest, rq, true);
} else {
- _onError(status, "maxReconnectOnClose reached");
+ _onError();
}
return;
}
- var responseText = jQuery.trim(ajaxRequest.responseText);
_readHeaders(ajaxRequest, _request);
_response.status = 404;
}
_response.state = "messageReceived";
-
- var message = ajaxRequest.responseText.substring(rq.lastIndex);
+ _response.responseBody = ajaxRequest.responseText.substring(rq.lastIndex);
rq.lastIndex = ajaxRequest.responseText.length;
- if (_handleProtocol( _request, message)) {
- skipCallbackInvocation = _trackMessageSize(message, rq, _response);
- if (!skipCallbackInvocation) {
- _invokeCallback();
- }
-
- _verifyStreamingLength(ajaxRequest, rq);
+ if (!_handleProtocol( _request, _response.responseBody)) {
+ _reconnect(ajaxRequest, rq, false);
+ return;
+ }
+ _invokeCallback();
+ if ((rq.transport == 'streaming') && (ajaxRequest.responseText.length > rq.maxStreamingLength)) {
+ // Close and reopen connection on large data received
+ _clearState();
+ _doRequest(_buildAjaxRequest(), rq, true);
}
}
}, 0);
}
+
+ if (skipCallbackInvocation) {
+ return;
+ }
} else {
if (!_handleProtocol( _request, responseText)) {
_reconnect(ajaxRequest, rq, false);
return;
}
- skipCallbackInvocation = _trackMessageSize(responseText, rq, _response);
+ _trackMessageSize(responseText, rq, _response);
rq.lastIndex = responseText.length;
}
jQuery.atmosphere.log(rq.logLevel, ["parent.callback no longer supported with 0.8 version and up. Please upgrade"]);
}
- if (!skipCallbackInvocation) {
- _invokeCallback();
- }
+ _invokeCallback();
if (rq.executeCallbackBeforeReconnect) {
_reconnect(ajaxRequest, rq, false);
}
- _verifyStreamingLength(ajaxRequest, rq);
+ if ((rq.transport == 'streaming') && (responseText.length > rq.maxStreamingLength)) {
+ // Close and reopen connection on large data received
+ _clearState();
+ _doRequest(_buildAjaxRequest(), rq, true);
+ }
}
};
ajaxRequest.send(rq.data);
if (rq.logLevel == 'debug') {
jQuery.atmosphere.log(rq.logLevel, ["Max re-connection reached."]);
}
- _onError(0, "maxRequest reached");
+ _onError();
}
}
if (request.trackMessageLength) {
ajaxRequest.setRequestHeader("X-Atmosphere-TrackMessageSize", "true")
}
- ajaxRequest.setRequestHeader("X-Atmosphere-tracking-id", request.uuid);
- }
- if (request.contentType != '') {
- ajaxRequest.setRequestHeader("Content-Type", request.contentType);
+ if (request.contentType != '') {
+ ajaxRequest.setRequestHeader("Content-Type", request.contentType);
+ }
+ ajaxRequest.setRequestHeader("X-Atmosphere-tracking-id", request.uuid);
}
jQuery.each(request.headers, function(name, value) {
}
function _reconnect(ajaxRequest, request, force) {
- if (force || request.transport != 'streaming') {
- if ( request.reconnect || (request.suspend && _subscribed)) {
- var status = ajaxRequest.status > 1000 ? ajaxRequest.status = 0 : ajaxRequest.status;
- _response.status = status == 0 ? 204 : status;
- _response.reason = status == 0 ? "Server resumed the connection or down." : "OK";
+ var reconnect = request.reconnect && _requestCount++ < request.maxReconnectOnClose;
+ if (reconnect && force || (request.suspend && ajaxRequest.status == 200 && request.transport != 'streaming' && _subscribed)) {
+ if (request.reconnect) {
_open('re-opening', request.transport, request);
request.id = setTimeout(function() {
_executeRequest();
}, request.reconnectInterval);
}
+ } else if (!reconnect) {
+ _onError();
}
}
xdr.onerror = function() {
// If the server doesn't send anything back to XDR will fail with polling
if (rq.transport != 'polling') {
- _reconnect(xdr, rq, false);
+ _prepareCallback(xdr.responseText, "error", 500, transport);
}
+
+ _reconnect(xdr, rq, false);
};
// Handles close event
var text = readResponse();
if (text.length > rq.lastIndex) {
_response.status = 200;
- _response.error = null;
// Empties response every time that it is handled
res.innerText = "";
return false;
} catch (err) {
- _response.error = true;
if (_requestCount++ < rq.maxReconnectOnClose) {
rq.id = setTimeout(function() {
_ieStreaming(rq);
}, rq.reconnectInterval);
} else {
- _onError(0, "maxReconnectOnClose reached");
+ _onError();
}
doc.execCommand("Stop");
doc.close();
attachHeadersAsQueryString: true,
enableXDR: _request.enableXDR,
uuid : _request.uuid,
- messageDelimiter : '|',
enableProtocol : false,
maxReconnectOnClose : _request.maxReconnectOnClose
};
}
function _prepareCallback(messageBody, state, errorCode, transport) {
-
+ _response.responseBody = messageBody;
if (state == "messageReceived") {
- if (_trackMessageSize(messageBody, _request, _response)) return;
- } else {
- _response.responseBody = messageBody;
+ if (_trackMessageSize(messageBody, _request, _response)) {
+ return;
+ }
}
_response.transport = transport;
_request.reconnect = _request.mrequest;
var messages = (typeof(_response.responseBody) == 'string' && _request.trackMessageLength) ?
- (_response.messages.length>0 ? _response.messages : ['']) : new Array(_response.responseBody);
+ _response.responseBody.split(_request.messageDelimiter) : new Array(_response.responseBody);
for (var i = 0; i < messages.length; i++) {
if (messages.length > 1 && messages[i].length == 0) {
}
_response.responseBody = jQuery.trim(messages[i]);
- if (_response.responseBody.length == 0 && _response.state == "messageReceived") {
- continue;
+ // Ugly see issue 400.
+ if (_response.responseBody.length == 0 && _response.transport == 'streaming' && _response.state == "messageReceived") {
+ var ua = navigator.userAgent.toLowerCase();
+ var isAndroid = ua.indexOf("android") > -1;
+ if (isAndroid) {
+ continue;
+ }
}
_invokeFunction(_response);
}
- /**
- *
- * @private
- */
- function _verifyStreamingLength(ajaxRequest, rq){
- // Wait to be sure we have the full message before closing.
- if (_response.partialMessage == "" &&
- (rq.transport == 'streaming') &&
- (ajaxRequest.responseText.length > rq.maxStreamingLength)) {
- _response.messages = [];
- _disconnect();
- _clearState();
- _reconnect(ajaxRequest, rq, true);
- }
- }
-
- /**
- * Disconnect
- * @private
- */
- function _disconnect() {
- if (_request.enableProtocol) {
- var query = "X-Atmosphere-Transport=close&X-Atmosphere-tracking-id=" + _request.uuid;
- var url = _request.url.replace(/([?&])_=[^&]*/, query);
- url = url + (url === _request.url ? (/\?/.test(_request.url) ? "&" : "?") + query : "");
-
- if (_request.connectTimeout > -1) {
- jQuery.ajax({url: url, async: false, timeout: _request.connectTimeout});
- } else {
- jQuery.ajax({url: url, async: false});
- }
- }
- }
-
/**
* Close request.
*
* @private
*/
function _close() {
- _request.reconnect = false;
_abordingConnection = true;
+ _request.reconnect = false;
_response.request = _request;
_response.state = 'unsubscribe';
_response.responseBody = "";
- _response.messages = [];
_response.status = 408;
_invokeCallback();
_activeRequest = null;
}
if (_websocket != null) {
- if (_websocket.webSocketOpened) {
- _websocket.close();
- }
+ _websocket.close();
_websocket = null;
}
if (_sse != null) {
if (_localStorageService != null) {
_localStorageService.close();
}
- };
+ }
this.subscribe = function(options) {
_subscribe(options);
_close();
};
- this.disconnect = function () {
- _disconnect();
- };
-
this.getUrl = function() {
return _request.url;
};
var requestsClone = [].concat(jQuery.atmosphere.requests);
for (var i = 0; i < requestsClone.length; i++) {
var rq = requestsClone[i];
- rq.disconnect();
rq.close();
+ if (rq.enableProtocol()) {
+ jQuery.ajax({url: this._closeUrl(rq), async:false});
+ }
clearTimeout(rq.response.request.id);
}
}
jQuery.atmosphere.callbacks = [];
},
+ _closeUrl : function(rq) {
+ var query = "X-Atmosphere-Transport=close&X-Atmosphere-tracking-id=" + rq.getUUID();
+ var url = rq.getUrl().replace(/([?&])_=[^&]*/, query);
+ return url + (url === rq.getUrl() ? (/\?/.test(rq.getUrl()) ? "&" : "?") + query : "");
+ },
+
unsubscribeUrl: function(url) {
var idx = -1;
if (jQuery.atmosphere.requests.length > 0) {
// Suppose you can subscribe once to an url
if (rq.getUrl() == url) {
- rq.disconnect();
rq.close();
+ if (rq.enableProtocol()) {
+ jQuery.ajax({url :this._closeUrl(rq), async:false});
+ }
clearTimeout(rq.response.request.id);
idx = i;
break;
/*
* jQuery stringifyJSON
* http://github.com/flowersinthesand/jquery-stringifyJSON
- *
- * Copyright 2011, Donghwan Kim
+ *
+ * Copyright 2011, Donghwan Kim
* Licensed under the Apache License, Version 2.0
* http://www.apache.org/licenses/LICENSE-2.0
*/
return str("", {"": value});
};
-}(jQuery));
+}(jQuery));
\ No newline at end of file
projects / vaadin-framework.git / commitdiff