Import Dart bindings as of Blink r188698. This merely copies the files over and does not attach any…

sky/engine/bindings-dart/core/dart/custom/DartXMLHttpRequestCustom.cpp

+// Copyright 2011, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//    * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "config.h"
+#include "bindings/core/dart/DartXMLHttpRequest.h"
+
+#include "bindings/core/dart/DartBlob.h"
+#include "bindings/core/dart/DartDOMWrapper.h"
+#include "bindings/core/dart/DartDocument.h"
+#include "bindings/core/dart/DartFormData.h"
+#include "bindings/core/dart/DartStream.h"
+#include "bindings/core/dart/DartUtilities.h"
+#include "bindings/core/dart/V8Converter.h"
+#include "core/dom/ExecutionContext.h"
+#include "core/xml/XMLHttpRequest.h"
+
+namespace blink {
+
+namespace DartXMLHttpRequestInternal {
+
+void constructorCallback(Dart_NativeArguments args)
+{
+    Dart_Handle exception = 0;
+    {
+        ExecutionContext* context = DartUtilities::scriptExecutionContext();
+        if (!context) {
+            exception = Dart_NewStringFromCString("XMLHttpRequest constructor's associated context is not available");
+            goto fail;
+        }
+
+        RefPtr<XMLHttpRequest> xmlHttpRequest = XMLHttpRequest::create(context);
+        DartDOMWrapper::returnToDart<DartXMLHttpRequest>(args, xmlHttpRequest);
+        return;
+    }
+
+fail:
+    Dart_ThrowException(exception);
+    ASSERT_NOT_REACHED();
+}
+
+void openCallback(Dart_NativeArguments args)
+{
+    Dart_Handle exception = 0;
+    {
+        XMLHttpRequest* receiver = DartDOMWrapper::receiver<XMLHttpRequest>(args);
+        DartStringAdapter method = DartUtilities::dartToString(args, 1, exception);
+        if (exception)
+            goto fail;
+        DartStringAdapter url = DartUtilities::dartToString(args, 2, exception);
+        if (exception)
+            goto fail;
+
+        ExecutionContext* context = DartUtilities::scriptExecutionContext();
+        if (!context)
+            return;
+        KURL fullURL = context->completeURL(url);
+
+        DartExceptionState es;
+        Dart_Handle arg3 = Dart_GetNativeArgument(args, 3);
+        if (!Dart_IsNull(arg3)) {
+            bool async = DartUtilities::dartToBool(arg3, exception);
+            if (exception)
+                goto fail;
+
+            Dart_Handle arg4 = Dart_GetNativeArgument(args, 4);
+            if (!Dart_IsNull(arg4)) {
+                DartStringAdapter user = DartUtilities::dartToString(arg4, exception);
+                if (exception)
+                    goto fail;
+
+                Dart_Handle arg5 = Dart_GetNativeArgument(args, 5);
+                if (!Dart_IsNull(arg5)) {
+                    DartStringAdapter passwd = DartUtilities::dartToString(arg5, exception);
+                    if (exception)
+                        goto fail;
+
+                    receiver->open(method, fullURL, async, user, passwd, es);
+                } else {
+                    receiver->open(method, fullURL, async, user, es);
+                }
+            } else {
+                receiver->open(method, fullURL, async, es);
+            }
+        } else {
+            receiver->open(method, fullURL, es);
+        }
+
+        if (es.hadException()) {
+            exception = es.toDart(args);
+            goto fail;
+        }
+        return;
+    }
+
+fail:
+    Dart_ThrowException(exception);
+    ASSERT_NOT_REACHED();
+}
+
+// FIXMEDART: we shouldn't have to implement these methods like this.
+// Fix the binding script.
+void sendCallback_1(Dart_NativeArguments args) { return sendCallback(args); }
+void sendCallback_2(Dart_NativeArguments args) { return sendCallback(args); }
+void sendCallback_3(Dart_NativeArguments args) { return sendCallback(args); }
+void sendCallback_4(Dart_NativeArguments args) { return sendCallback(args); }
+void sendCallback_5(Dart_NativeArguments args) { return sendCallback(args); }
+void sendCallback_6(Dart_NativeArguments args) { return sendCallback(args); }
+void sendCallback_7(Dart_NativeArguments args) { return sendCallback(args); }
+
+void sendCallback(Dart_NativeArguments args)
+{
+    Dart_Handle exception = 0;
+    {
+        XMLHttpRequest* receiver = DartDOMWrapper::receiver<XMLHttpRequest>(args);
+
+        DartExceptionState es;
+        Dart_Handle arg1 = Dart_GetNativeArgument(args, 1);
+        if (Dart_IsNull(arg1)) {
+            receiver->send(es);
+        } else if (DartDOMWrapper::subtypeOf(arg1, DartDocument::dartClassId)) {
+            Document* asDocument = DartDocument::toNative(arg1, exception);
+            if (exception)
+                goto fail;
+            receiver->send(asDocument, es);
+        } else if (DartDOMWrapper::subtypeOf(arg1, DartBlob::dartClassId)) {
+            Blob* asBlob = DartBlob::toNative(arg1, exception);
+            if (exception)
+                goto fail;
+            receiver->send(asBlob, es);
+        } else if (DartDOMWrapper::subtypeOf(arg1, DartFormData::dartClassId)) {
+            DOMFormData* asDOMFormData = DartFormData::toNative(arg1, exception);
+            if (exception)
+                goto fail;
+            receiver->send(asDOMFormData, es);
+        } else if (Dart_IsByteBuffer(arg1)) {
+            arg1 = Dart_GetDataFromByteBuffer(arg1);
+            RefPtr<ArrayBufferView> asArrayBufferView = DartUtilities::dartToArrayBufferView(arg1, exception);
+            if (exception)
+                goto fail;
+            receiver->send(asArrayBufferView.get(), es);
+        } else if (Dart_IsTypedData(arg1)) {
+            RefPtr<ArrayBufferView> asArrayBufferView = DartUtilities::dartToArrayBufferView(arg1, exception);
+            if (exception)
+                goto fail;
+            receiver->send(asArrayBufferView.get(), es);
+        } else {
+            DartStringAdapter asString = DartUtilities::dartToString(arg1, exception);
+            if (exception)
+                goto fail;
+            receiver->send(asString, es);
+        }
+
+        if (es.hadException()) {
+            exception = es.toDart(args);
+            goto fail;
+        }
+        return;
+    }
+
+fail:
+    Dart_ThrowException(exception);
+    ASSERT_NOT_REACHED();
+}
+
+void responseTextGetter(Dart_NativeArguments args)
+{
+    Dart_Handle exception = 0;
+    {
+        XMLHttpRequest* receiver = DartDOMWrapper::receiver<XMLHttpRequest>(args);
+
+        DartExceptionState es;
+        // FIXME: Can we push this out of the V8 heap?
+        ScriptString v8String = receiver->responseText(es);
+
+        if (es.hadException()) {
+            exception = es.toDart(args);
+            goto fail;
+        }
+
+        v8::Handle<v8::Value> v8Value = v8String.v8Value();
+
+        Dart_Handle result;
+        if (*v8Value) {
+            // FIXME: Should we cache this?
+            result = V8Converter::stringToDart(v8Value);
+        } else {
+            // If the V8 value is null, there was an error. Return an
+            // empty string to Dart.
+            // FIXME: Resolve expected error behavior:
+            // https://code.google.com/p/dart/issues/detail?id=11998
+            result = Dart_NewStringFromCString("");
+        }
+        Dart_SetReturnValue(args, result);
+        return;
+    }
+
+fail:
+    Dart_ThrowException(exception);
+    ASSERT_NOT_REACHED();
+}
+
+void responseGetter(Dart_NativeArguments args)
+{
+    Dart_Handle exception = 0;
+    {
+        XMLHttpRequest* receiver = DartDOMWrapper::receiver<XMLHttpRequest>(args);
+
+        switch (receiver->responseTypeCode()) {
+        case XMLHttpRequest::ResponseTypeDefault:
+        case XMLHttpRequest::ResponseTypeText:
+            {
+                DartExceptionState es;
+                ScriptString v8String = receiver->responseText(es);
+                if (es.hadException()) {
+                    exception = es.toDart(args);
+                    goto fail;
+                }
+
+                // FIXME: Should we cache this?
+                Dart_Handle result = V8Converter::stringToDart(v8String.v8Value());
+                Dart_SetReturnValue(args, result);
+                return;
+            }
+
+        case XMLHttpRequest::ResponseTypeJSON:
+            {
+                ScriptString v8String = receiver->responseJSONSource();
+                if (v8String.isEmpty()) {
+                    Dart_SetReturnValue(args, Dart_Null());
+                    return;
+                }
+
+                // FIXME: Should we cache this?
+                Dart_Handle jsonSource = V8Converter::stringToDart(v8String.v8Value());
+                Dart_Handle result = DartUtilities::invokeUtilsMethod("parseJson", 1, &jsonSource);
+                if (Dart_IsError(result)) {
+                    exception = result;
+                    goto fail;
+                }
+                Dart_SetReturnValue(args, result);
+                return;
+            }
+
+        case XMLHttpRequest::ResponseTypeDocument:
+            {
+                DartExceptionState es;
+                Document* document = receiver->responseXML(es);
+                if (es.hadException()) {
+                    exception = es.toDart(args);
+                    goto fail;
+                }
+                DartDOMWrapper::returnToDart<DartDocument>(args, document);
+                return;
+            }
+
+        case XMLHttpRequest::ResponseTypeBlob:
+            {
+                Blob* blob = receiver->responseBlob();
+                DartDOMWrapper::returnToDart<DartBlob>(args, blob);
+                return;
+            }
+
+        case XMLHttpRequest::ResponseTypeLegacyStream:
+            {
+                Stream* stream = receiver->responseStream();
+                DartDOMWrapper::returnToDart<DartStream>(args, stream);
+                return;
+            }
+
+        case XMLHttpRequest::ResponseTypeArrayBuffer:
+            {
+                ArrayBuffer* arrayBuffer = receiver->responseArrayBuffer();
+                Dart_SetReturnValue(args, DartUtilities::arrayBufferToDart(arrayBuffer));
+                return;
+            }
+        }
+        return;
+    }
+
+fail:
+    Dart_ThrowException(exception);
+    ASSERT_NOT_REACHED();
+}
+
+} // DartXMLHttpRequestInternal
+
+} // WebCore