public static TaskAwaiter <IXMLHttpRequest> GetAwaiter(this IXMLHttpRequest r)
{
var s = new TaskCompletionSource <IXMLHttpRequest>();
r.InvokeOnComplete(s.SetResult);
return(s.Task.GetAwaiter());
}
/// <summary>
/// sends http request, with no data
/// </summary>
/// <param name="method"></param>
/// <param name="url"></param>
/// <param name="handler"></param>
/// <returns></returns>
private static IXMLHttpRequest InternalConstructor(HTTPMethodEnum method, string url, Action <IXMLHttpRequest> handler)
{
IXMLHttpRequest req = new IXMLHttpRequest(method, url, true);
req.send();
req.InvokeOnComplete(handler);
return(req);
}
/// <summary>
/// sends data with POST method
/// </summary>
/// <param name="url"></param>
/// <param name="data"></param>
/// <param name="handler"></param>
/// <param name="async"></param>
/// <returns></returns>
private static IXMLHttpRequest InternalConstructor(string url, IXMLDocument data, Action <IXMLHttpRequest> handler, bool @async)
{
IXMLHttpRequest req = new IXMLHttpRequest(HTTPMethodEnum.POST, url, @async);
req.send(data);
req.InvokeOnComplete(handler, @async);
return(req);
}
/// <summary>
/// sends no data, with head method
/// </summary>
/// <param name="url"></param>
/// <param name="handler"></param>
/// <param name="async"></param>
/// <returns></returns>
private static IXMLHttpRequest InternalConstructor(string url, Action <IXMLHttpRequest> handler, bool @async)
{
IXMLHttpRequest req = InternalConstructor(HTTPMethodEnum.HEAD, url, @async);
req.send();
req.InvokeOnComplete(handler, @async);
return(req);
}
void t_Tick(Timer e)
{
if (_async)
return;
_async = true;
try
{
r = new IXMLHttpRequest();
r.open(HTTPMethodEnum.HEAD, Url);
r.send();
}
catch
{
Native.window.alert(" send error ");
}
r.InvokeOnComplete(
delegate(IXMLHttpRequest rr)
{
if (RequestComplete != null)
RequestComplete(this);
if (rr.status == IXMLHttpRequest.HTTPStatusCodes.OK)
{
string z = rr.ETag;
bool b = (z != ETag) && (ETag != null) && (z != null);
ETag = z;
if (b)
{
if (ETagChanged != null)
ETagChanged(this);
this.Enabled = false;
return;
}
}
else
{
this.Enabled = false;
return;
}
_async = false;
}
);
}
public ApplicationContent(
IApp page = null,
IApplicationWebServiceX service = null)
{
// need absolute path when docked..
page.style1.href = page.style1.href;
// first order of business.
// enable drop zone.
var dz = new DropZone();
dz.Container.AttachToDocument();
dz.Container.Hide();
var StayAlertTimer = default(Timer);
var DoRefresh = default(Action);
#region StayAlert
Action<string> StayAlert =
transaction_id =>
{
StayAlertTimer = new Timer(
delegate
{
service.GetTransactionKeyAsync(
id =>
{
if (id == transaction_id)
return;
// shot down during flight?
if (!StayAlertTimer.IsAlive)
return;
Console.WriteLine("StayAlert " + new { id, transaction_id });
DoRefresh();
}
);
}
);
StayAlertTimer.StartInterval(5000);
};
#endregion
DoRefresh =
delegate
{
if (StayAlertTimer != null)
StayAlertTimer.Stop();
page.output.Clear();
new FileLoading().Container.AttachTo(page.output);
service.EnumerateFilesAsync(
y:
(
long ContentKey,
string ContentValue,
string ContentType,
long ContentBytesLength
) =>
{
var e = new FileEntry();
#region ContentValue
e.ContentValue.value = ContentValue.TakeUntilLastIfAny(".");
e.ContentValue.onchange +=
delegate
{
var ext = ContentValue.SkipUntilLastOrEmpty(".");
if (ext != "")
ext = "." + ext;
ContentValue = e.ContentValue.value + ext;
Console.WriteLine("before update!");
service.UpdateAsync(
ContentKey,
ContentValue,
// null does not really work?
delegate
{
Console.WriteLine("update done!");
}
);
e.open.href = Native.Document.location.href.TakeUntilLastIfAny("/") + "/io/" + ContentKey + "/" + ContentValue;
};
e.open.href = Native.Document.location.href.TakeUntilLastIfAny("/") + "/io/" + ContentKey + "/" + ContentValue;
e.open.target = Target;
#endregion
e.ContentType.innerText = ContentBytesLength + " bytes " + ContentType;
#region Delete
e.Delete.WhenClicked(
delegate
{
//e.ContentValue.style.textDecoration = ""
if (StayAlertTimer != null)
StayAlertTimer.Stop();
e.Container.style.backgroundColor = "red";
service.DeleteAsync(
ContentKey,
delegate
{
DoRefresh();
}
);
}
);
#endregion
e.Container.AttachTo(page.output);
Console.WriteLine(
new { ContentKey, ContentValue, ContentType, ContentBytesLength }
);
},
done: transaction_id =>
{
Console.WriteLine(new { transaction_id });
new FileLoadingDone().Container.AttachTo(page.output);
StayAlert(transaction_id);
}
);
};
#region ondrop
var TimerHide = new Timer(
delegate
{
dz.Container.Hide();
}
);
Action<DragEvent> ondragover =
evt =>
{
//Console.WriteLine("ondragover");
evt.stopPropagation();
evt.preventDefault();
// ondragover { type = Files }
//foreach (var type in evt.dataTransfer.types)
//{
// Console.WriteLine("ondragover " + new { type });
//}
if (evt.dataTransfer.types.Contains("Files"))
{
evt.dataTransfer.dropEffect = "copy"; // Explicitly show this is a copy.
dz.Container.Show();
TimerHide.Stop();
}
//}
//Console.WriteLine(" Native.Document.body.ondragover");
};
Native.Document.body.ondragover += ondragover;
dz.Container.ondragover += ondragover;
//dz.Container.ondragstart +=
// evt =>
// {
// Console.WriteLine("ondragstart");
// evt.stopPropagation();
// evt.preventDefault();
// };
dz.Container.ondragleave +=
evt =>
{
//Console.WriteLine("ondragleave");
//Console.WriteLine(" dz.Container.ondragleave");
evt.stopPropagation();
evt.preventDefault();
TimerHide.StartTimeout(90);
};
dz.Container.ondrop +=
evt =>
{
//Console.WriteLine("ondrop");
TimerHide.StartTimeout(90);
evt.stopPropagation();
evt.stopImmediatePropagation();
evt.preventDefault();
// can we use a webClient yet?
var xhr = new IXMLHttpRequest();
// does not work for chrome?
//xhr.setRequestHeader("WebServiceMethod", "FileStorageUpload");
// which server?
xhr.open(ScriptCoreLib.Shared.HTTPMethodEnum.POST, "/FileStorageUpload");
// http://stackoverflow.com/questions/13870853/how-to-upload-files-in-web-workers-when-formdata-is-not-defined
//var c = new WebClient();
////c.UploadData(
//c.UploadProgressChanged +=
// (sender, args) =>
// {
// };
//c.UploadFileAsync(
#region send
var d = new FormData();
evt.dataTransfer.files.AsEnumerable().WithEachIndex(
(f, index) =>
{
d.append("file" + index, f, f.name);
}
);
xhr.InvokeOnComplete(
delegate
{
Console.WriteLine("upload complete!");
DoRefresh();
}
);
var upload = new Uploading();
upload.Container.AttachTo(page.output);
// http://www.matlus.com/html5-file-upload-with-progress/
xhr.upload.onprogress +=
e =>
{
var p = (int)(e.loaded * 100 / e.total) + "%";
upload.status = p;
Console.WriteLine("upload.onprogress " + new { e.total, e.loaded });
};
xhr.send(d);
#endregion
if (StayAlertTimer != null)
StayAlertTimer.Stop();
};
#endregion
DoRefresh();
}
/// <summary>
/// This is a javascript application.
/// </summary>
/// <param name="page">HTML document rendered by the web server which can now be enhanced.</param>
public Application(IApp page)
{
FormStyler.AtFormCreated = FormStylerLikeFloat.LikeFloat;
// http://html5doctor.com/drag-and-drop-to-server/
#region ondrop
Native.document.body.ondragover +=
evt =>
{
evt.stopPropagation();
evt.preventDefault();
evt.dataTransfer.dropEffect = "copy"; // Explicitly show this is a copy.
page.Header.style.color = JSColor.Green;
var types = evt.dataTransfer.types == null ? 0 : evt.dataTransfer.types.Length;
if (evt.dataTransfer.types != null)
foreach (var type in evt.dataTransfer.types.AsEnumerable())
{
Console.WriteLine(
new { type }
);
}
var items = evt.dataTransfer.items == null ? 0u : evt.dataTransfer.items.length;
var files = evt.dataTransfer.files == null ? 0u : evt.dataTransfer.files.length;
Console.WriteLine("ondragover: " +
new
{
types,
items,
files
}
);
};
Native.document.body.ondragleave +=
delegate
{
page.Header.style.color = JSColor.None;
};
#region DetectCanvasFromBytesExperiment
Action<Form, WebBrowser, string, string, long> DetectCanvasFromBytesExperiment =
(ff, web, ContentValue, src, ContentBytesLength) =>
{
web.Navigated +=
async delegate
{
if (ContentValue != "png.png")
return;
// X:\jsc.svn\examples\javascript\canvas\CanvasFromBytes\CanvasFromBytes\Application.cs
//Console.WriteLine("interesting, is it one of ours? " + new { ContentValue });
ff.Text = "interesting, is it one of ours? " + new { ContentValue };
var csrci = new IHTMLImage { src = src };
//await csrci.async.onlo
await csrci;
if (csrci.width != csrci.height)
return;
var w = csrci.width;
// do the reverse
var z = new CanvasRenderingContext2D(w, w);
z.drawImage(csrci, 0, 0, w, w);
//z.canvas.AttachToDocument();
// whats the bytes?
var zbytes = z.bytes;
ff.Text = "will decode " + new { zbytes.Length, ContentBytesLength }.ToString();
#region decode
var decodebytes = await Task.Factory.StartNew(
new { zbytes },
scope =>
{
// Native.Console.WriteLine += ?
// { Length = 2053956, u4 = 3c68746d }
Console.WriteLine(
new
{
scope.zbytes.Length,
u4 = new[] {
scope.zbytes[0 * 4 + 0],
scope.zbytes[0 * 4 +1],
scope.zbytes[0 * 4 +2],
scope.zbytes[0 * 4 +3]
}.ToHexString()
}
);
// Uncaught Error: InvalidOperationException: { MethodToken = dAAABv_a4OTKgLfLC20SaJA } function is not available at { href =
var wwbytes = new byte[scope.zbytes.Length / 4];
var wi = 0;
for (int i = 0; i < scope.zbytes.Length; i += 4)
{
// that be the red
//wwbytes[wi] = scope.zbytes[i];
// bet we need alpha
wwbytes[wi] = scope.zbytes[i + 3];
wi++;
}
return wwbytes;
}
);
#endregion
var html = Encoding.UTF8.GetString(decodebytes);
ff.Text = "decoded " + new { html.Length, ContentBytesLength }.ToString();
//Console.WriteLine(new { html });
// um hide old data.
web.Hide();
var xweb = new WebBrowser { Dock = DockStyle.Fill };
xweb.AttachTo(ff);
xweb.DocumentText = html;
ff.Text = "!decoded " + new { html.Length, ContentBytesLength }.ToString();
};
};
#endregion
Native.document.body.ondrop +=
evt =>
{
//if (evt.dataTransfer == null)
// return;
var types = evt.dataTransfer.types == null ? 0 : evt.dataTransfer.types.Length;
var items = evt.dataTransfer.items == null ? 0u : evt.dataTransfer.items.length;
var files = evt.dataTransfer.files == null ? 0u : evt.dataTransfer.files.length;
Console.WriteLine("ondrop: " +
new
{
types,
items,
files
}
);
page.Header.style.color = JSColor.None;
//var xfiles = evt.dataTransfer.files.AsEnumerable().Concat(
// from x in evt.dataTransfer.items.AsEnumerable()
// let f = x.getAsFile()
// where f != null
// select f
//);
#region DataTable
if (evt.dataTransfer.items != null)
{
// X:\jsc.svn\examples\javascript\DragDataTableIntoCSVFile\DragDataTableIntoCSVFile\Application.cs
evt.dataTransfer.items.AsEnumerable().Where(
x =>
x.type.ToLower() ==
// let jsc type system sort it out?
// how much reflection does jsc give us nowadays?
typeof(DataTable).Name.ToLower()
).WithEach(
async x =>
{
// http://www.whatwg.org/specs/web-apps/current-work/multipage/dnd.html#dfnReturnLink-0
var DataTable_xml = await x.getAsString();
var DataTable = StringConversionsForDataTable.ConvertFromString(DataTable_xml);
var ff = new Form { Text = new { typeof(DataTable).Name }.ToString() };
var g = new DataGridView { DataSource = DataTable, Dock = DockStyle.Fill };
ff.Controls.Add(g);
ff.Show();
}
);
}
#endregion
#region files
evt.dataTransfer.files.AsEnumerable().WithEachIndex(
(f, index) =>
{
Console.WriteLine(
new
{
f.name,
f.size,
f.lastModifiedDate
}
);
var ff = new Form();
ff.PopupInsteadOfClosing(HandleFormClosing: false);
ff.Text = new { f.type, f.name, f.size }.ToString();
ff.Show();
ff.MoveTo(
evt.CursorX + 32 * index,
evt.CursorY + 24 * index
);
var fc = ff.GetHTMLTargetContainer();
fc.title = ff.Text;
#region image
var i = default(IHTMLImage);
if (f.type.StartsWith("image/"))
{
// um would we have a timing issue here?
f.ToDataURLAsync(
src =>
{
i = new IHTMLImage { src = src }.AttachTo(fc);
i.style.width = "100%";
i.InvokeOnComplete(
delegate
{
ff.ClientSize = new System.Drawing.Size(
// keep it reasonable!
i.width.Min(600),
i.height.Min(400)
);
}
);
}
);
}
#endregion
// http://html5doctor.com/drag-and-drop-to-server/
#if FUTURE
service.XUpload(f, delegate { });
#endif
var d = new FormData();
d.append("foo", f, f.name);
var xhr = new IXMLHttpRequest();
xhr.open(ScriptCoreLib.Shared.HTTPMethodEnum.POST, "/upload");
#region InvokeOnComplete
xhr.InvokeOnComplete(
delegate
{
Console.WriteLine("upload complete!");
SystemSounds.Beep.Play();
//Console.Beep();
XElement.Parse(xhr.responseText).Elements("ContentKey").WithEach(
ContentKey =>
{
var __ContentKey = (Table1_ContentKey)int.Parse(ContentKey.Value);
var web = new WebBrowser { Dock = DockStyle.Fill };
web.Hide();
web.AttachTo(ff);
var src = "/io/" + ContentKey.Value;
if (i == null)
{
web.Show();
}
else
{
web.Navigated +=
delegate
{
i.Orphanize();
web.Show();
};
}
// "X:\jsc.svn\examples\javascript\canvas\CanvasFromBytes\png.png"
DetectCanvasFromBytesExperiment(
ff,
web,
f.name,
src,
(long)f.size
);
web.Navigate(src);
//if (i != null)
//{
// i.src = src;
//}
__ContentKey.SetLeft(ff.Left);
__ContentKey.SetTop(ff.Top);
ff.LocationChanged +=
delegate
{
__ContentKey.SetLeft(ff.Left);
__ContentKey.SetTop(ff.Top);
};
ff.SizeChanged +=
delegate
{
__ContentKey.SetWidth(ff.Width);
__ContentKey.SetHeight(ff.Height);
};
ff.FormClosing +=
delegate
{
__ContentKey
.Delete();
};
#region onmousewheel
ff.GetHTMLTarget().With(
ffh =>
{
dynamic ffhs = ffh.style;
// http://css-infos.net/property/-webkit-transition
//ffhs.webkitTransition = "webkitTransform 0.3s linear";
ffh.onmousewheel +=
e =>
{
e.preventDefault();
e.stopPropagation();
if (e.WheelDirection > 0)
{
ff.Width = (int)(ff.Width * 1.1);
ff.Height = (int)(ff.Height * 1.1);
}
else
{
ff.Width = (int)(ff.Width * 0.9);
ff.Height = (int)(ff.Height * 0.9);
}
};
}
);
#endregion
}
);
}
);
#endregion
//------WebKitFormBoundaryDmGHAZzeMBbcD5mu
//Content-Disposition: form-data; name="foo"; filename="FlashHeatZeeker.UnitPedControl.ApplicationSprite.swf"
//Content-Type: application/x-shockwave-flash
//------WebKitFormBoundaryDmGHAZzeMBbcD5mu--
Console.WriteLine("before upload...");
xhr.send(d);
}
);
#endregion
// let's disable other handlers
//evt.dataTransfer = null;
evt.stopPropagation();
evt.stopImmediatePropagation();
evt.preventDefault();
};
#endregion
#region restore
{
var index = 0;
default(Table1_ContentKey).WithEach(
(__ContentKey, ContentBytesLength, ContentValue, Left, Top, Width, Height) =>
{
var ff = new Form();
ff.PopupInsteadOfClosing(HandleFormClosing: false);
ff.Text = new { __ContentKey, ContentValue, ContentBytesLength }.ToString();
ff.Show();
if (Left > 0)
ff.MoveTo(
Left,
Top
);
else
ff.MoveBy(
32 * index,
24 * index
);
index++;
#region onmousewheel
ff.GetHTMLTarget().With(
ffh =>
{
dynamic ffhs = ffh.style;
// http://css-infos.net/property/-webkit-transition
//ffhs.webkitTransition = "webkitTransform 0.3s linear";
ffh.onmousewheel +=
e =>
{
e.preventDefault();
e.stopPropagation();
if (e.WheelDirection > 0)
{
ff.Width = (int)(ff.Width * 1.1);
ff.Height = (int)(ff.Height * 1.1);
}
else
{
ff.Width = (int)(ff.Width * 0.9);
ff.Height = (int)(ff.Height * 0.9);
}
};
}
);
#endregion
//var fc = ff.GetHTMLTargetContainer();
var src = "/io/" + __ContentKey;
//var i = new IHTMLImage { src = src }.AttachTo(fc);
//i.style.width = "100%";
var web = new WebBrowser { Dock = DockStyle.Fill };
web.AttachTo(ff);
//script: error JSC1000: No implementation found for this native method, please implement [System.Windows.Forms.WebBrowser.add_DocumentCompleted(System.Windows.Forms.WebBrowserDocumentCompletedEventHandler)]
//script: warning JSC1000: Did you reference ScriptCoreLib via IAssemblyReferenceToken?
//script: error JSC1000: error at DropFileIntoSQLite.Application+<>c__DisplayClass2e.<.ctor>b__15,
// assembly: V:\DropFileIntoSQLite.Application.exe
// type: DropFileIntoSQLite.Application+<>c__DisplayClass2e, DropFileIntoSQLite.Application, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null
//web.DocumentCompleted +=
// delegate
// {
//};
DetectCanvasFromBytesExperiment(
ff,
web,
ContentValue,
src,
ContentBytesLength
);
web.Navigate(src);
if (Width > 0)
ff.SizeTo(
Width,
Height
);
//else
// i.InvokeOnComplete(
// delegate
// {
// ff.ClientSize = new System.Drawing.Size(i.width, i.height);
// }
// );
ff.LocationChanged +=
delegate
{
__ContentKey.SetLeft(ff.Left);
__ContentKey.SetTop(ff.Top);
};
ff.SizeChanged +=
delegate
{
__ContentKey.SetWidth(ff.Width);
__ContentKey.SetHeight(ff.Height);
};
ff.FormClosing +=
delegate
{
__ContentKey.Delete();
};
}
);
}
#endregion
// can we write about this?
#region bookmark launcher
var href = @"javascript:
((function(h,i)
{
var a=-1,
b='onreadystatechange',
c=document.getElementsByTagName('HEAD')[0],
d,
e,
f,
g=c.childNodes,
d;
e=document.createElement('base');
e.href='%%';
c.appendChild(e);
d = function ()
{
next: while (1)
{
a++;
if (a ==h.length)
{
i();
return;
}
/*
for (f=0;f<g.length;f++)
{
var v =g[f];
var w =h[a];
if (v.nodeName =='SCRIPT')
if (v.src ==w || v.src.substr(v.src.length - w.length - 1,w.length + 1) =='/' + w)
continue next;
} */
e=document.createElement('SCRIPT');
e.src='%%' + h[a];
e[b in e?b:'onload']= function()
{
var f=e.readyState;
if(f==null||f=='loaded'||f=='complete')
d();
};
c.appendChild(e);
return;
}
};
d();
}
)(['view-source'],function(){}))".Replace("%%", Native.Document.location + "");
page.Header.draggable = true;
page.Header.ondragstart +=
e =>
{
e.dataTransfer.setData("text/uri-list", href);
};
IStyleSheet.Default["#Header:hover"].style.color = "red";
IStyleSheet.Default["#Header:hover"].style.cursor = IStyle.CursorEnum.pointer;
#endregion
new About().Show();
}
/// <summary>
/// This is a javascript application.
/// </summary>
/// <param name="page">HTML document rendered by the web server which can now be enhanced.</param>
public Application(IApp page)
{
Native.document.body.ondragover +=
evt =>
{
evt.stopPropagation();
evt.preventDefault();
evt.dataTransfer.dropEffect = "copy"; // Explicitly show this is a copy.
page.Header.innerText = new { files = evt.dataTransfer.items.length }.ToString();
};
Native.document.body.ondragleave +=
delegate
{
page.Header.innerText = "...";
};
Native.document.body.ondrop +=
evt =>
{
evt.stopPropagation();
evt.stopImmediatePropagation();
evt.preventDefault();
var s = Stopwatch.StartNew();
page.Header.innerText = "uploading...";
// defined at/
// X:\jsc.svn\core\ScriptCoreLib.Extensions\ScriptCoreLib.Extensions\JavaScript\DOM\FileExtensions.cs
evt.dataTransfer.files.AsEnumerable().WithEach(
async f =>
{
// { name = Chrome.Web.Server.1.0.0.0.nupkg, type = , size = 22940 }
page.Header.innerText += new { f.size, f.name, }.ToString();
// signature check
// like code contracts?
var bytes = await f.readAsBytes();
// { size = 47079, name = Abstractatech.JavaScript.ApplicationPerformance.1.0.0.0.nupkg }80
// { size = 31572, name = GIFEncoder.1.0.0.0.nupkg }0x504b
page.Header.innerText += "0x";
page.Header.innerText += bytes[0].ToString("x2");
page.Header.innerText += bytes[1].ToString("x2");
var d = new FormData();
d.append("foo", f, f.name);
var xhr = new IXMLHttpRequest();
xhr.open(ScriptCoreLib.Shared.HTTPMethodEnum.POST, "/upload");
xhr.InvokeOnComplete(
delegate
{
// upload complete... { ElapsedMilliseconds = 705 }
page.Header.innerText = "upload complete... " + new { s.ElapsedMilliseconds };
}
);
xhr.send(d);
}
);
};
}
// called by
// X:\jsc.svn\core\ScriptCoreLib.Ultra\ScriptCoreLib.Ultra\JavaScript\Remoting\InternalWebMethodRequest.cs
public Task<byte[]> UploadValuesTaskAsync(Uri address, NameValueCollection data)
{
//Console.WriteLine("enter WebClient.UploadValuesTaskAsync! " + new { address });
// Z:\jsc.svn\examples\javascript\Test\TestAfterInvokeResponseHeaders\ApplicationWebService.cs
// https://sites.google.com/a/jsc-solutions.net/backlog/knowledge-base/2015/201511/20151123/uploadvaluestaskasync
// https://sites.google.com/a/jsc-solutions.net/backlog/knowledge-base/2015/201511/20151123/ubuntumidexperiment
var r = new TaskCompletionSource<byte[]> { };
// Z:\jsc.svn\examples\javascript\ubuntu\Test\UbuntuTestUploadValues\Application.cs
// "Z:\jsc.svn\examples\javascript\ubuntu\Test\UbuntuTestUserHostAddress\UbuntuTestUserHostAddress.sln"
// http://stackoverflow.com/questions/9713058/sending-post-data-with-a-xmlhttprequest
// https://sites.google.com/a/jsc-solutions.net/backlog/knowledge-base/2014/201401/20140119
// http://stackoverflow.com/questions/8286934/post-formdata-via-xmlhttprequest-object-in-js-cross-browser
// http://stackoverflow.com/questions/16917772/ie-lags-on-sending-post-data
// http://robertnyman.com/2013/02/11/using-formdata-to-send-forms-with-xhr-as-keyvalue-pairs/
// https://blog.yorkxin.org/posts/2014/02/06/ajax-with-formdata-is-broken-on-ie10-ie11/
var x = new IXMLHttpRequest();
// InvalidStateException
//x.withCredentials = true;
x.open(Shared.HTTPMethodEnum.POST, address.ToString(), async: true);
x.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
var xFormDataString = ToFormDataString(data);
//Uncaught InvalidStateError: Failed to execute 'send' on 'XMLHttpRequest': the object's state must be OPENED.
// X:\jsc.svn\examples\javascript\Test\TestUploadValuesAsync\TestUploadValuesAsync\Application.cs
// UploadValuesAsync { responseType = , response = <document><TaskComplete><TaskResult>13</TaskResult></TaskComplete></document> }
x.InvokeOnComplete(
delegate
{
//Console.WriteLine("after WebClient.UploadValuesTaskAsync! " + new { address });
#region complete
var response = new byte[0];
// UploadValuesAsync { status = 204, responseType = arraybuffer, response = [object Uint8ClampedArray] }
//if (x.status == 204)
// 304?
//if (x.status == IXMLHttpRequest.HTTPStatusCodes.NoContent)
//{
// // android webview wants us to do this
// response = new byte[0];
//}
//Uncaught InvalidStateError: Failed to read the 'responseText' property from 'XMLHttpRequest':
// The value is only accessible if the object's 'responseType' is '' or 'text' (was 'arraybuffer').
// X:\jsc.svn\examples\javascript\android\com.abstractatech.battery\com.abstractatech.battery\ApplicationWebService.cs
//Console.WriteLine("UploadValuesAsync " + new { x.status, x.responseType });
//I/chromium(10616): [INFO:CONSOLE(36216)] "%c0:576ms UploadValuesAsync { status = 204, responseType = arraybuffer }", source: http://192.168.1.103:10129/view-source (36216)
//I/chromium(10616): [INFO:CONSOLE(49940)] "Uncaught InvalidStateError: An attempt was made to use an object that is not, or is no longer, usable.", source: http://192.168.1.103:10129/view-source (49940)
// what about android webview?
if (x.response == null)
{
//Console.WriteLine("UploadValuesAsync " + new { x.status, x.responseType, x.response, x.responseText });
//I/Web Console( 5012): %c0:198484ms UploadValuesAsync { status = 200, responseType = arraybuffer } at http://192.168.43.1:9417/view-source:37081
//I/Web Console( 5012): %c0:198500ms UploadValuesAsync { status = 200, responseType = arraybuffer, response = , responseText = <document><avatar><obj>aHR0cDovL3d3dy5ncmF2YXRhci5jb20vYXZhdGFyLzhlNmQzZGUw
//I/Web Console( 5012): %c0:198524ms InternalWebMethodRequest.Complete { Name = Gravatar, Length = 0 } at http://192.168.43.1:9417/view-source:37081
// did we not fix it already?
// android 2.3 only seems to have responseText
// https://sites.google.com/a/jsc-solutions.net/backlog/knowledge-base/2014/201404/20140413
try
{
response = Encoding.UTF8.GetBytes(x.responseText);
}
catch
{
//I/chromium(30556): [INFO:CONSOLE(37861)] "%c92:28288ms UploadValuesAsync { status = 204, responseType = arraybuffer }", source: http://192.168.43.7:4394/view-source (37861)
//I/chromium(30556): [INFO:CONSOLE(37861)] "%c92:28290ms responseText failed. thanks webview devs. { status = 204 }", source: http://192.168.43.7:4394/view-source (37861)
// X:\jsc.svn\examples\javascript\p2p\SharedBrowserSessionExperiment\SharedBrowserSessionExperiment\ApplicationWebService.cs
Console.WriteLine("responseText failed? " + new { x.status });
}
}
else
{
// http://stackoverflow.com/questions/8022425/getting-blob-data-from-xhr-request
var a = (ArrayBuffer)x.response;
//Console.WriteLine("UploadValuesAsync " + new { x.status, x.responseType, a.byteLength });
// IE?
//var u8 = new Uint8Array(array: a);
// X:\jsc.svn\core\ScriptCoreLib.Async\ScriptCoreLib.Async\JavaScript\DOM\FileEntryAsyncExtensions.cs
var u8c = new Uint8ClampedArray(array: a);
response = u8c;
}
//Console.WriteLine("UploadValuesAsync " + new { x.status, x.responseType, response });
#region ResponseHeaders
this.ResponseHeaders = new WebHeaderCollection();
//this.ResponseHeaders.Clear();
var ResponseHeaders = x.getAllResponseHeaders();
// Z:\jsc.svn\examples\javascript\Test\TestAfterInvokeResponseHeaders\ApplicationWebService.cs
//Console.WriteLine("after WebClient.UploadValuesTaskAsync! " + new { ResponseHeaders });
//0:8209ms { ResponseHeaders = Date: Sat, 15 Mar 2014 12:25:45 GMT
//Server: ASP.NET Development Server/11.0.0.0
//X-AspNet-Version: 4.0.30319
//ETag: BqShORsRkdny750pWBdVyQ==
//X-ElapsedMilliseconds: 10
//Content-Type: text/xml; charset=utf-8
//Access-Control-Allow-Origin: *
//Cache-Control: private
//Connection: Close
//Content-Length: 239
foreach (var item in ResponseHeaders.Split('\n'))
{
var u = item.IndexOf(":");
if (u > 0)
{
var ukey = item.Substring(0, u);
var uvalue = item.Substring(u + 1).Trim();
//Console.WriteLine(new { ukey, uvalue });
this.ResponseHeaders[ukey] = uvalue;
}
}
#endregion
//Console.WriteLine(new { ResponseHeaders });
r.SetResult(response);
#endregion
}
);
x.responseType = "arraybuffer";
// Z:\jsc.svn\examples\javascript\ubuntu\UbuntuSSLWebApplication\UbuntuSSLWebApplication\Application.cs
// allow basejump?
// breaks Task<> call?
//x.responseType = "text";
// is IE actually sending it? or is our server decoding it wrong?
//Console.WriteLine("WebClient.UploadValuesAsync IXMLHttpRequest " + new { xFormDataString });
x.send(xFormDataString);
return r.Task;
}
public Task<string> DownloadStringTaskAsync(string address)
{
var z = new TaskCompletionSource<string>();
var x = new IXMLHttpRequest();
x.open(Shared.HTTPMethodEnum.GET, address);
x.InvokeOnComplete(
r =>
{
z.SetResult(r.responseText);
}
);
//Console.WriteLine("DownloadStringAsync");
x.send();
return z.Task;
}
// used by?
public void DownloadStringAsync(Uri address)
{
var x = new IXMLHttpRequest();
x.open(Shared.HTTPMethodEnum.GET, address.ToString());
x.InvokeOnComplete(
r =>
{
//var e = new __DownloadStringCompletedEventArgs { Error = new Exception("Not implemented. (__WebClient.DownloadStringAsync)") };
var e = new __DownloadStringCompletedEventArgs { Result = r.responseText };
if (DownloadStringCompleted != null)
DownloadStringCompleted(null, (DownloadStringCompletedEventArgs)(object)e);
}
);
//Console.WriteLine("DownloadStringAsync");
x.send();
}