KISSY.add("io/xhr-transport", ["./base", "./xhr-transport-base", "./xdr-flash-transport", "./sub-domain-transport"], function(S, require) {
var IO = require("./base"), XhrTransportBase = require("./xhr-transport-base"), XdrFlashTransport = require("./xdr-flash-transport"), SubDomainTransport = require("./sub-domain-transport");
var logger = S.getLogger("s/io");
var win = S.Env.host, doc = win.document, XDomainRequest_ = XhrTransportBase.XDomainRequest_;
function isSubDomain(hostname) {
return doc.domain && S.endsWith(hostname, doc.domain)
}
function XhrTransport(io) {
var c = io.config, crossDomain = c.crossDomain, self = this, xhr, xdrCfg = c.xdr || {}, subDomain = xdrCfg.subDomain = xdrCfg.subDomain || {};
self.io = io;
if(crossDomain && !XhrTransportBase.supportCORS) {
if(isSubDomain(c.uri.getHostname())) {
if(subDomain.proxy !== false) {
return new SubDomainTransport(io)
}
}
if(String(xdrCfg.use) === "flash" || !XDomainRequest_) {
return new XdrFlashTransport(io)
}
}
xhr = self.nativeXhr = XhrTransportBase.nativeXhr(crossDomain);
var msg = "crossDomain: " + crossDomain + ", use " + (XDomainRequest_ && xhr instanceof XDomainRequest_ ? "XDomainRequest" : "XhrTransport") + " for: " + c.url;
logger.debug(msg);
return self
}
S.augment(XhrTransport, XhrTransportBase.proto, {send:function() {
this.sendInternal()
}});
IO.setupTransport("*", XhrTransport);
return IO
});
KISSY.add("io/script-transport", ["./base"], function(S, require) {
var IO = require("./base");
var logger = S.getLogger("s/io");
var OK_CODE = 200, ERROR_CODE = 500;
IO.setupConfig({accepts:{script:"text/javascript, " + "application/javascript, " + "application/ecmascript, " + "application/x-ecmascript"}, contents:{script:/javascript|ecmascript/}, converters:{text:{script:function(text) {
S.globalEval(text);
return text
}}}});
function ScriptTransport(io) {
var config = io.config, self = this;
if(!config.crossDomain) {
return new (IO.getTransport("*"))(io)
}
self.io = io;
logger.info("use ScriptTransport for: " + config.url);
return self
}
S.augment(ScriptTransport, {send:function() {
var self = this, io = self.io, c = io.config;
self.script = S.getScript(io._getUrlForSend(), {charset:c.scriptCharset, success:function() {
self._callback("success")
}, error:function() {
self._callback("error")
}})
}, _callback:function(event, abort) {
var self = this, script = self.script, io = self.io;
if(!script) {
return
}
self.script = undefined;
if(abort) {
return
}
if(event !== "error") {
io._ioReady(OK_CODE, "success")
}else {
if(event === "error") {
io._ioReady(ERROR_CODE, "script error")
}
}
}, abort:function() {
this._callback(0, 1)
}});
IO.setupTransport("script", ScriptTransport);
return IO
});
KISSY.add("io/iframe-transport", ["dom", "./base", "event/dom"], function(S, require) {
var Dom = require("dom"), IO = require("./base"), Event = require("event/dom");
var logger = S.getLogger("s/io");
var doc = S.Env.host.document, OK_CODE = 200, ERROR_CODE = 500, BREATH_INTERVAL = 30, iframeConverter = S.clone(IO.getConfig().converters.text);
iframeConverter.json = function(str) {
return S.parseJson(S.unEscapeHtml(str))
};
IO.setupConfig({converters:{iframe:iframeConverter, text:{iframe:function(text) {
return text
}}, xml:{iframe:function(xml) {
return xml
}}}});
function createIframe(xhr) {
var id = S.guid("io-iframe"), iframe, src = Dom.getEmptyIframeSrc();
iframe = xhr.iframe = Dom.create("<iframe " + (src ? ' src="' + src + '" ' : "") + ' id="' + id + '"' + ' name="' + id + '"' + ' style="position:absolute;left:-9999px;top:-9999px;"/>');
Dom.prepend(iframe, doc.body || doc.documentElement);
return iframe
}
function addDataToForm(query, form, serializeArray) {
var ret = [], isArray, vs, i, e;
S.each(query, function(data, k) {
isArray = S.isArray(data);
vs = S.makeArray(data);
for(i = 0;i < vs.length;i++) {
e = doc.createElement("input");
e.type = "hidden";
e.name = k + (isArray && serializeArray ? "[]" : "");
e.value = vs[i];
Dom.append(e, form);
ret.push(e)
}
});
return ret
}
function removeFieldsFromData(fields) {
Dom.remove(fields)
}
function IframeTransport(io) {
this.io = io;
logger.info("use IframeTransport for: " + io.config.url)
}
S.augment(IframeTransport, {send:function() {
var self = this, io = self.io, c = io.config, fields, iframe, query, data = c.data, form = Dom.get(c.form);
self.attrs = {target:Dom.attr(form, "target") || "", action:Dom.attr(form, "action") || "", encoding:Dom.attr(form, "encoding"), enctype:Dom.attr(form, "enctype"), method:Dom.attr(form, "method")};
self.form = form;
iframe = createIframe(io);
Dom.attr(form, {target:iframe.id, action:io._getUrlForSend(), method:"post", enctype:"multipart/form-data", encoding:"multipart/form-data"});
if(data) {
query = S.unparam(data)
}
if(query) {
fields = addDataToForm(query, form, c.serializeArray)
}
self.fields = fields;
function go() {
Event.on(iframe, "load error", self._callback, self);
form.submit()
}
if(S.UA.ie === 6) {
setTimeout(go, 0)
}else {
go()
}
}, _callback:function(event) {
var self = this, form = self.form, io = self.io, eventType = event.type, iframeDoc, iframe = io.iframe;
if(!iframe) {
return
}
if(eventType === "abort" && S.UA.ie === 6) {
setTimeout(function() {
Dom.attr(form, self.attrs)
}, 0)
}else {
Dom.attr(form, self.attrs)
}
removeFieldsFromData(this.fields);
Event.detach(iframe);
setTimeout(function() {
Dom.remove(iframe)
}, BREATH_INTERVAL);
io.iframe = null;
if(eventType === "load") {
try {
iframeDoc = iframe.contentWindow.document;
if(iframeDoc && iframeDoc.body) {
io.responseText = Dom.html(iframeDoc.body);
if(S.startsWith(io.responseText, "<?xml")) {
io.responseText = undefined
}
}
if(iframeDoc && iframeDoc.XMLDocument) {
io.responseXML = iframeDoc.XMLDocument
}else {
io.responseXML = iframeDoc
}
if(iframeDoc) {
io._ioReady(OK_CODE, "success")
}else {
io._ioReady(ERROR_CODE, "parser error")
}
}catch(e) {
io._ioReady(ERROR_CODE, "parser error")
}
}else {
if(eventType === "error") {
io._ioReady(ERROR_CODE, "error")
}
}
}, abort:function() {
this._callback({type:"abort"})
}});
IO.setupTransport("iframe", IframeTransport);
return IO
});