| /* |
| * Copyright (C) 2009 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 "public/web/WebBindings.h" |
| |
| #include "bindings/core/v8/NPV8Object.h" |
| #include "bindings/core/v8/ScriptController.h" |
| #include "bindings/core/v8/V8ArrayBuffer.h" |
| #include "bindings/core/v8/V8ArrayBufferView.h" |
| #include "bindings/core/v8/V8DOMWrapper.h" |
| #include "bindings/core/v8/V8Element.h" |
| #include "bindings/core/v8/V8NPObject.h" |
| #include "bindings/core/v8/V8NPUtils.h" |
| #include "bindings/core/v8/V8Range.h" |
| #include "bindings/core/v8/npruntime_impl.h" |
| #include "bindings/core/v8/npruntime_priv.h" |
| #include "core/dom/Range.h" |
| #include "core/frame/LocalDOMWindow.h" |
| #include "core/frame/LocalFrame.h" |
| #include "public/platform/WebArrayBuffer.h" |
| #include "public/web/WebArrayBufferView.h" |
| #include "public/web/WebElement.h" |
| #include "public/web/WebRange.h" |
| |
| namespace blink { |
| |
| bool WebBindings::construct(NPP npp, NPObject* object, const NPVariant* args, uint32_t argCount, NPVariant* result) |
| { |
| return _NPN_Construct(npp, object, args, argCount, result); |
| } |
| |
| NPObject* WebBindings::createObject(NPP npp, NPClass* npClass) |
| { |
| return _NPN_CreateObject(npp, npClass); |
| } |
| |
| bool WebBindings::enumerate(NPP npp, NPObject* object, NPIdentifier** identifier, uint32_t* identifierCount) |
| { |
| return _NPN_Enumerate(npp, object, identifier, identifierCount); |
| } |
| |
| bool WebBindings::evaluate(NPP npp, NPObject* object, NPString* script, NPVariant* result) |
| { |
| return _NPN_Evaluate(npp, object, script, result); |
| } |
| |
| bool WebBindings::evaluateHelper(NPP npp, bool popupsAllowed, NPObject* object, NPString* script, NPVariant* result) |
| { |
| return _NPN_EvaluateHelper(npp, popupsAllowed, object, script, result); |
| } |
| |
| NPIdentifier WebBindings::getIntIdentifier(int32_t number) |
| { |
| return _NPN_GetIntIdentifier(number); |
| } |
| |
| bool WebBindings::getProperty(NPP npp, NPObject* object, NPIdentifier property, NPVariant* result) |
| { |
| return _NPN_GetProperty(npp, object, property, result); |
| } |
| |
| NPIdentifier WebBindings::getStringIdentifier(const NPUTF8* string) |
| { |
| return _NPN_GetStringIdentifier(string); |
| } |
| |
| void WebBindings::getStringIdentifiers(const NPUTF8** names, int32_t nameCount, NPIdentifier* identifiers) |
| { |
| _NPN_GetStringIdentifiers(names, nameCount, identifiers); |
| } |
| |
| bool WebBindings::hasMethod(NPP npp, NPObject* object, NPIdentifier method) |
| { |
| return _NPN_HasMethod(npp, object, method); |
| } |
| |
| bool WebBindings::hasProperty(NPP npp, NPObject* object, NPIdentifier property) |
| { |
| return _NPN_HasProperty(npp, object, property); |
| } |
| |
| bool WebBindings::identifierIsString(NPIdentifier identifier) |
| { |
| return _NPN_IdentifierIsString(identifier); |
| } |
| |
| int32_t WebBindings::intFromIdentifier(NPIdentifier identifier) |
| { |
| return _NPN_IntFromIdentifier(identifier); |
| } |
| |
| void WebBindings::initializeVariantWithStringCopy(NPVariant* variant, const NPString* value) |
| { |
| _NPN_InitializeVariantWithStringCopy(variant, value); |
| } |
| |
| bool WebBindings::invoke(NPP npp, NPObject* object, NPIdentifier method, const NPVariant* args, uint32_t argCount, NPVariant* result) |
| { |
| return _NPN_Invoke(npp, object, method, args, argCount, result); |
| } |
| |
| bool WebBindings::invokeDefault(NPP npp, NPObject* object, const NPVariant* args, uint32_t argCount, NPVariant* result) |
| { |
| return _NPN_InvokeDefault(npp, object, args, argCount, result); |
| } |
| |
| void WebBindings::releaseObject(NPObject* object) |
| { |
| return _NPN_ReleaseObject(object); |
| } |
| |
| void WebBindings::releaseVariantValue(NPVariant* variant) |
| { |
| _NPN_ReleaseVariantValue(variant); |
| } |
| |
| bool WebBindings::removeProperty(NPP npp, NPObject* object, NPIdentifier identifier) |
| { |
| return _NPN_RemoveProperty(npp, object, identifier); |
| } |
| |
| NPObject* WebBindings::retainObject(NPObject* object) |
| { |
| return _NPN_RetainObject(object); |
| } |
| |
| void WebBindings::setException(NPObject* object, const NPUTF8* message) |
| { |
| _NPN_SetException(object, message); |
| } |
| |
| bool WebBindings::setProperty(NPP npp, NPObject* object, NPIdentifier identifier, const NPVariant* value) |
| { |
| return _NPN_SetProperty(npp, object, identifier, value); |
| } |
| |
| void WebBindings::registerObjectOwner(NPP) |
| { |
| } |
| |
| void WebBindings::unregisterObjectOwner(NPP) |
| { |
| } |
| |
| NPP WebBindings::getObjectOwner(NPObject*) |
| { |
| return 0; |
| } |
| |
| void WebBindings::unregisterObject(NPObject* object) |
| { |
| _NPN_UnregisterObject(object); |
| } |
| |
| void WebBindings::dropV8WrapperForObject(NPObject* object) |
| { |
| forgetV8ObjectForNPObject(object); |
| } |
| |
| NPUTF8* WebBindings::utf8FromIdentifier(NPIdentifier identifier) |
| { |
| return _NPN_UTF8FromIdentifier(identifier); |
| } |
| |
| void WebBindings::extractIdentifierData(const NPIdentifier& identifier, const NPUTF8*& string, int32_t& number, bool& isString) |
| { |
| PrivateIdentifier* data = static_cast<PrivateIdentifier*>(identifier); |
| if (!data) { |
| isString = false; |
| number = 0; |
| return; |
| } |
| |
| isString = data->isString; |
| if (isString) |
| string = data->value.string; |
| else |
| number = data->value.number; |
| } |
| |
| static bool getRangeImpl(NPObject* object, WebRange* webRange, v8::Isolate* isolate) |
| { |
| if (!object) |
| return false; |
| |
| V8NPObject* v8NPObject = npObjectToV8NPObject(object); |
| if (!v8NPObject) |
| return false; |
| |
| v8::HandleScope handleScope(isolate); |
| v8::Handle<v8::Object> v8Object = v8::Local<v8::Object>::New(isolate, v8NPObject->v8Object); |
| if (v8Object.IsEmpty()) |
| return false; |
| if (!V8Range::wrapperTypeInfo.equals(toWrapperTypeInfo(v8Object))) |
| return false; |
| |
| Range* native = V8Range::hasInstance(v8Object, isolate) ? V8Range::toImpl(v8Object) : 0; |
| if (!native) |
| return false; |
| |
| *webRange = WebRange(native); |
| return true; |
| } |
| |
| static bool getNodeImpl(NPObject* object, WebNode* webNode, v8::Isolate* isolate) |
| { |
| if (!object) |
| return false; |
| |
| V8NPObject* v8NPObject = npObjectToV8NPObject(object); |
| if (!v8NPObject) |
| return false; |
| |
| v8::HandleScope handleScope(isolate); |
| v8::Handle<v8::Object> v8Object = v8::Local<v8::Object>::New(isolate, v8NPObject->v8Object); |
| if (v8Object.IsEmpty()) |
| return false; |
| Node* native = V8Node::hasInstance(v8Object, isolate) ? V8Node::toImpl(v8Object) : 0; |
| if (!native) |
| return false; |
| |
| *webNode = WebNode(native); |
| return true; |
| } |
| |
| static bool getElementImpl(NPObject* object, WebElement* webElement, v8::Isolate* isolate) |
| { |
| if (!object) |
| return false; |
| |
| V8NPObject* v8NPObject = npObjectToV8NPObject(object); |
| if (!v8NPObject) |
| return false; |
| |
| v8::HandleScope handleScope(isolate); |
| v8::Handle<v8::Object> v8Object = v8::Local<v8::Object>::New(isolate, v8NPObject->v8Object); |
| if (v8Object.IsEmpty()) |
| return false; |
| Element* native = V8Element::hasInstance(v8Object, isolate) ? V8Element::toImpl(v8Object) : 0; |
| if (!native) |
| return false; |
| |
| *webElement = WebElement(native); |
| return true; |
| } |
| |
| static bool getArrayBufferImpl(NPObject* object, WebArrayBuffer* arrayBuffer, v8::Isolate* isolate) |
| { |
| if (!object) |
| return false; |
| |
| V8NPObject* v8NPObject = npObjectToV8NPObject(object); |
| if (!v8NPObject) |
| return false; |
| |
| v8::HandleScope handleScope(isolate); |
| v8::Handle<v8::Object> v8Object = v8::Local<v8::Object>::New(isolate, v8NPObject->v8Object); |
| if (v8Object.IsEmpty()) |
| return false; |
| DOMArrayBuffer* impl = V8ArrayBuffer::hasInstance(v8Object, isolate) ? V8ArrayBuffer::toImpl(v8Object) : 0; |
| if (!impl) |
| return false; |
| |
| *arrayBuffer = WebArrayBuffer(impl->buffer()); |
| return true; |
| } |
| |
| static bool getArrayBufferViewImpl(NPObject* object, WebArrayBufferView* arrayBufferView, v8::Isolate* isolate) |
| { |
| if (!object) |
| return false; |
| |
| V8NPObject* v8NPObject = npObjectToV8NPObject(object); |
| if (!v8NPObject) |
| return false; |
| |
| v8::HandleScope handleScope(isolate); |
| v8::Handle<v8::Object> v8Object = v8::Local<v8::Object>::New(isolate, v8NPObject->v8Object); |
| if (v8Object.IsEmpty()) |
| return false; |
| DOMArrayBufferView* impl = V8ArrayBufferView::hasInstance(v8Object, isolate) ? V8ArrayBufferView::toImpl(v8Object) : 0; |
| if (!impl) |
| return false; |
| |
| *arrayBufferView = WebArrayBufferView(impl->view()); |
| return true; |
| } |
| |
| static NPObject* makeIntArrayImpl(const WebVector<int>& data, v8::Isolate* isolate) |
| { |
| v8::HandleScope handleScope(isolate); |
| v8::Handle<v8::Array> result = v8::Array::New(isolate, data.size()); |
| for (size_t i = 0; i < data.size(); ++i) |
| result->Set(i, v8::Number::New(isolate, data[i])); |
| |
| LocalDOMWindow* window = currentDOMWindow(isolate); |
| return npCreateV8ScriptObject(isolate, 0, result, window); |
| } |
| |
| static NPObject* makeStringArrayImpl(const WebVector<WebString>& data, v8::Isolate* isolate) |
| { |
| v8::HandleScope handleScope(isolate); |
| v8::Handle<v8::Array> result = v8::Array::New(isolate, data.size()); |
| for (size_t i = 0; i < data.size(); ++i) |
| result->Set(i, v8String(isolate, data[i])); |
| |
| LocalDOMWindow* window = currentDOMWindow(isolate); |
| return npCreateV8ScriptObject(isolate, 0, result, window); |
| } |
| |
| bool WebBindings::getRange(NPObject* range, WebRange* webRange) |
| { |
| return getRangeImpl(range, webRange, v8::Isolate::GetCurrent()); |
| } |
| |
| bool WebBindings::getArrayBuffer(NPObject* arrayBuffer, WebArrayBuffer* webArrayBuffer) |
| { |
| return getArrayBufferImpl(arrayBuffer, webArrayBuffer, v8::Isolate::GetCurrent()); |
| } |
| |
| bool WebBindings::getArrayBufferView(NPObject* arrayBufferView, WebArrayBufferView* webArrayBufferView) |
| { |
| return getArrayBufferViewImpl(arrayBufferView, webArrayBufferView, v8::Isolate::GetCurrent()); |
| } |
| |
| bool WebBindings::getNode(NPObject* node, WebNode* webNode) |
| { |
| return getNodeImpl(node, webNode, v8::Isolate::GetCurrent()); |
| } |
| |
| bool WebBindings::getElement(NPObject* element, WebElement* webElement) |
| { |
| return getElementImpl(element, webElement, v8::Isolate::GetCurrent()); |
| } |
| |
| NPObject* WebBindings::makeIntArray(const WebVector<int>& data) |
| { |
| return makeIntArrayImpl(data, v8::Isolate::GetCurrent()); |
| } |
| |
| NPObject* WebBindings::makeStringArray(const WebVector<WebString>& data) |
| { |
| return makeStringArrayImpl(data, v8::Isolate::GetCurrent()); |
| } |
| |
| void WebBindings::pushExceptionHandler(ExceptionHandler handler, void* data) |
| { |
| blink::pushExceptionHandler(handler, data); |
| } |
| |
| void WebBindings::popExceptionHandler() |
| { |
| blink::popExceptionHandler(); |
| } |
| |
| void WebBindings::toNPVariant(v8::Local<v8::Value> object, NPObject* root, NPVariant* result) |
| { |
| convertV8ObjectToNPVariant(v8::Isolate::GetCurrent(), object, root, result); |
| } |
| |
| v8::Handle<v8::Value> WebBindings::toV8Value(const NPVariant* variant) |
| { |
| v8::Isolate* isolate = v8::Isolate::GetCurrent(); |
| if (variant->type == NPVariantType_Object) { |
| NPObject* object = NPVARIANT_TO_OBJECT(*variant); |
| V8NPObject* v8Object = npObjectToV8NPObject(object); |
| if (!v8Object) |
| return v8::Undefined(isolate); |
| return convertNPVariantToV8Object(isolate, variant, v8Object->rootObject->frame()->script().windowScriptNPObject()); |
| } |
| // Safe to pass 0 since we have checked the script object class to make sure the |
| // argument is a primitive v8 type. |
| return convertNPVariantToV8Object(isolate, variant, 0); |
| } |
| |
| } // namespace blink |