| /* |
| * Copyright (C) 2007-2011 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 "V8InjectedScriptHost.h" |
| |
| #include "V8Database.h" |
| #include "V8HTMLAllCollection.h" |
| #include "V8HTMLCollection.h" |
| #include "V8Node.h" |
| #include "V8NodeList.h" |
| #include "V8Storage.h" |
| #include "bindings/v8/BindingSecurity.h" |
| #include "bindings/v8/ScriptDebugServer.h" |
| #include "bindings/v8/ScriptValue.h" |
| #include "bindings/v8/V8AbstractEventListener.h" |
| #include "bindings/v8/V8Binding.h" |
| #include "bindings/v8/V8HiddenPropertyName.h" |
| #include "bindings/v8/V8ScriptRunner.h" |
| #include "bindings/v8/custom/V8Float32ArrayCustom.h" |
| #include "bindings/v8/custom/V8Float64ArrayCustom.h" |
| #include "bindings/v8/custom/V8Int16ArrayCustom.h" |
| #include "bindings/v8/custom/V8Int32ArrayCustom.h" |
| #include "bindings/v8/custom/V8Int8ArrayCustom.h" |
| #include "bindings/v8/custom/V8Uint16ArrayCustom.h" |
| #include "bindings/v8/custom/V8Uint32ArrayCustom.h" |
| #include "bindings/v8/custom/V8Uint8ArrayCustom.h" |
| #include "bindings/v8/custom/V8Uint8ClampedArrayCustom.h" |
| #include "core/inspector/InjectedScript.h" |
| #include "core/inspector/InjectedScriptHost.h" |
| #include "core/inspector/InspectorDOMAgent.h" |
| #include "core/platform/JSONValues.h" |
| #include "modules/webdatabase/Database.h" |
| |
| namespace WebCore { |
| |
| Node* InjectedScriptHost::scriptValueAsNode(ScriptValue value) |
| { |
| v8::HandleScope scope(value.isolate()); |
| if (!value.isObject() || value.isNull()) |
| return 0; |
| return V8Node::toNative(v8::Handle<v8::Object>::Cast(value.v8Value())); |
| } |
| |
| ScriptValue InjectedScriptHost::nodeAsScriptValue(ScriptState* state, Node* node) |
| { |
| v8::Isolate* isolate = state->isolate(); |
| v8::HandleScope scope(isolate); |
| v8::Local<v8::Context> context = state->context(); |
| v8::Context::Scope contextScope(context); |
| |
| if (!BindingSecurity::shouldAllowAccessToNode(node)) |
| return ScriptValue(v8::Null(isolate), isolate); |
| return ScriptValue(toV8(node, v8::Handle<v8::Object>(), isolate), isolate); |
| } |
| |
| void V8InjectedScriptHost::inspectedObjectMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args) |
| { |
| if (args.Length() < 1) |
| return; |
| |
| if (!args[0]->IsInt32()) { |
| throwTypeError("argument has to be an integer", args.GetIsolate()); |
| return; |
| } |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(args.Holder()); |
| InjectedScriptHost::InspectableObject* object = host->inspectedObject(args[0]->ToInt32()->Value()); |
| v8SetReturnValue(args, object->get(ScriptState::current()).v8Value()); |
| } |
| |
| void V8InjectedScriptHost::internalConstructorNameMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args) |
| { |
| if (args.Length() < 1) |
| return; |
| |
| if (!args[0]->IsObject()) |
| return; |
| |
| v8SetReturnValue(args, args[0]->ToObject()->GetConstructorName()); |
| } |
| |
| void V8InjectedScriptHost::isHTMLAllCollectionMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args) |
| { |
| if (args.Length() < 1) |
| return; |
| |
| if (!args[0]->IsObject()) { |
| v8SetReturnValue(args, false); |
| return; |
| } |
| |
| v8SetReturnValue(args, V8HTMLAllCollection::HasInstance(args[0], args.GetIsolate(), worldType(args.GetIsolate()))); |
| } |
| |
| void V8InjectedScriptHost::typeMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args) |
| { |
| if (args.Length() < 1) |
| return; |
| |
| v8::Handle<v8::Value> value = args[0]; |
| if (value->IsString()) { |
| v8SetReturnValue(args, v8::String::NewSymbol("string")); |
| return; |
| } |
| if (value->IsArray()) { |
| v8SetReturnValue(args, v8::String::NewSymbol("array")); |
| return; |
| } |
| if (value->IsBoolean()) { |
| v8SetReturnValue(args, v8::String::NewSymbol("boolean")); |
| return; |
| } |
| if (value->IsNumber()) { |
| v8SetReturnValue(args, v8::String::NewSymbol("number")); |
| return; |
| } |
| if (value->IsDate()) { |
| v8SetReturnValue(args, v8::String::NewSymbol("date")); |
| return; |
| } |
| if (value->IsRegExp()) { |
| v8SetReturnValue(args, v8::String::NewSymbol("regexp")); |
| return; |
| } |
| WrapperWorldType currentWorldType = worldType(args.GetIsolate()); |
| if (V8Node::HasInstance(value, args.GetIsolate(), currentWorldType)) { |
| v8SetReturnValue(args, v8::String::NewSymbol("node")); |
| return; |
| } |
| if (V8NodeList::HasInstance(value, args.GetIsolate(), currentWorldType)) { |
| v8SetReturnValue(args, v8::String::NewSymbol("array")); |
| return; |
| } |
| if (V8HTMLCollection::HasInstance(value, args.GetIsolate(), currentWorldType)) { |
| v8SetReturnValue(args, v8::String::NewSymbol("array")); |
| return; |
| } |
| if (V8Int8Array::HasInstance(value, args.GetIsolate(), currentWorldType) || V8Int16Array::HasInstance(value, args.GetIsolate(), currentWorldType) || V8Int32Array::HasInstance(value, args.GetIsolate(), currentWorldType)) { |
| v8SetReturnValue(args, v8::String::NewSymbol("array")); |
| return; |
| } |
| if (V8Uint8Array::HasInstance(value, args.GetIsolate(), currentWorldType) || V8Uint16Array::HasInstance(value, args.GetIsolate(), currentWorldType) || V8Uint32Array::HasInstance(value, args.GetIsolate(), currentWorldType)) { |
| v8SetReturnValue(args, v8::String::NewSymbol("array")); |
| return; |
| } |
| if (V8Float32Array::HasInstance(value, args.GetIsolate(), currentWorldType) || V8Float64Array::HasInstance(value, args.GetIsolate(), currentWorldType)) { |
| v8SetReturnValue(args, v8::String::NewSymbol("array")); |
| return; |
| } |
| if (V8Uint8ClampedArray::HasInstance(value, args.GetIsolate(), currentWorldType)) { |
| v8SetReturnValue(args, v8::String::NewSymbol("array")); |
| return; |
| } |
| } |
| |
| void V8InjectedScriptHost::functionDetailsMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args) |
| { |
| if (args.Length() < 1) |
| return; |
| |
| v8::Handle<v8::Value> value = args[0]; |
| if (!value->IsFunction()) |
| return; |
| v8::Handle<v8::Function> function = v8::Handle<v8::Function>::Cast(value); |
| int lineNumber = function->GetScriptLineNumber(); |
| int columnNumber = function->GetScriptColumnNumber(); |
| |
| v8::Local<v8::Object> location = v8::Object::New(); |
| location->Set(v8::String::NewSymbol("lineNumber"), v8::Integer::New(lineNumber, args.GetIsolate())); |
| location->Set(v8::String::NewSymbol("columnNumber"), v8::Integer::New(columnNumber, args.GetIsolate())); |
| location->Set(v8::String::NewSymbol("scriptId"), function->GetScriptId()->ToString()); |
| |
| v8::Local<v8::Object> result = v8::Object::New(); |
| result->Set(v8::String::NewSymbol("location"), location); |
| |
| v8::Handle<v8::Value> name = function->GetName(); |
| if (name->IsString() && v8::Handle<v8::String>::Cast(name)->Length()) |
| result->Set(v8::String::NewSymbol("name"), name); |
| |
| v8::Handle<v8::Value> inferredName = function->GetInferredName(); |
| if (inferredName->IsString() && v8::Handle<v8::String>::Cast(inferredName)->Length()) |
| result->Set(v8::String::NewSymbol("inferredName"), inferredName); |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(args.Holder()); |
| ScriptDebugServer& debugServer = host->scriptDebugServer(); |
| v8::Handle<v8::Value> scopes = debugServer.functionScopes(function); |
| if (!scopes.IsEmpty() && scopes->IsArray()) |
| result->Set(v8::String::NewSymbol("rawScopes"), scopes); |
| |
| v8SetReturnValue(args, result); |
| } |
| |
| void V8InjectedScriptHost::getInternalPropertiesMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args) |
| { |
| if (args.Length() < 1) |
| return; |
| |
| v8::Handle<v8::Object> object = v8::Handle<v8::Object>::Cast(args[0]); |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(args.Holder()); |
| ScriptDebugServer& debugServer = host->scriptDebugServer(); |
| v8SetReturnValue(args, debugServer.getInternalProperties(object)); |
| } |
| |
| static v8::Handle<v8::Array> getJSListenerFunctions(Document* document, const EventListenerInfo& listenerInfo) |
| { |
| v8::Local<v8::Array> result = v8::Array::New(); |
| size_t handlersCount = listenerInfo.eventListenerVector.size(); |
| for (size_t i = 0, outputIndex = 0; i < handlersCount; ++i) { |
| RefPtr<EventListener> listener = listenerInfo.eventListenerVector[i].listener; |
| if (listener->type() != EventListener::JSEventListenerType) { |
| ASSERT_NOT_REACHED(); |
| continue; |
| } |
| V8AbstractEventListener* v8Listener = static_cast<V8AbstractEventListener*>(listener.get()); |
| v8::Local<v8::Context> context = toV8Context(document, v8Listener->world()); |
| // Hide listeners from other contexts. |
| if (context != v8::Context::GetCurrent()) |
| continue; |
| v8::Local<v8::Object> function; |
| { |
| // getListenerObject() may cause JS in the event attribute to get compiled, potentially unsuccessfully. |
| v8::TryCatch block; |
| function = v8Listener->getListenerObject(document); |
| if (block.HasCaught()) |
| continue; |
| } |
| ASSERT(!function.IsEmpty()); |
| v8::Local<v8::Object> listenerEntry = v8::Object::New(); |
| listenerEntry->Set(v8::String::NewSymbol("listener"), function); |
| listenerEntry->Set(v8::String::NewSymbol("useCapture"), v8::Boolean::New(listenerInfo.eventListenerVector[i].useCapture)); |
| result->Set(v8::Number::New(v8Listener->isolate(), outputIndex++), listenerEntry); |
| } |
| return result; |
| } |
| |
| void V8InjectedScriptHost::getEventListenersMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args) |
| { |
| if (args.Length() < 1) |
| return; |
| |
| v8::Local<v8::Value> value = args[0]; |
| if (!V8Node::HasInstance(value, args.GetIsolate(), worldType(args.GetIsolate()))) |
| return; |
| Node* node = V8Node::toNative(value->ToObject()); |
| if (!node) |
| return; |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(args.Holder()); |
| Vector<EventListenerInfo> listenersArray; |
| host->getEventListenersImpl(node, listenersArray); |
| |
| v8::Local<v8::Object> result = v8::Object::New(); |
| for (size_t i = 0; i < listenersArray.size(); ++i) { |
| v8::Handle<v8::Array> listeners = getJSListenerFunctions(&node->document(), listenersArray[i]); |
| if (!listeners->Length()) |
| continue; |
| AtomicString eventType = listenersArray[i].eventType; |
| result->Set(v8String(eventType, args.GetIsolate()), listeners); |
| } |
| |
| v8SetReturnValue(args, result); |
| } |
| |
| void V8InjectedScriptHost::inspectMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args) |
| { |
| if (args.Length() < 2) |
| return; |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(args.Holder()); |
| ScriptValue object(args[0], args.GetIsolate()); |
| ScriptValue hints(args[1], args.GetIsolate()); |
| host->inspectImpl(object.toJSONValue(ScriptState::current()), hints.toJSONValue(ScriptState::current())); |
| } |
| |
| void V8InjectedScriptHost::databaseIdMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args) |
| { |
| if (args.Length() > 0 && V8Database::HasInstance(args[0], args.GetIsolate(), worldType(args.GetIsolate()))) { |
| Database* database = V8Database::toNative(v8::Handle<v8::Object>::Cast(args[0])); |
| if (database) { |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(args.Holder()); { |
| v8SetReturnValueStringOrUndefined(args, host->databaseIdImpl(database), args.GetIsolate()); |
| return; |
| } |
| } |
| } |
| } |
| |
| void V8InjectedScriptHost::storageIdMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args) |
| { |
| if (args.Length() > 0 && V8Storage::HasInstance(args[0], args.GetIsolate(), worldType(args.GetIsolate()))) { |
| Storage* storage = V8Storage::toNative(v8::Handle<v8::Object>::Cast(args[0])); |
| if (storage) { |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(args.Holder()); |
| v8SetReturnValueStringOrUndefined(args, host->storageIdImpl(storage), args.GetIsolate()); |
| return; |
| } |
| } |
| } |
| |
| void V8InjectedScriptHost::evaluateMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args) |
| { |
| if (args.Length() < 1) { |
| v8::ThrowException(v8::Exception::Error(v8::String::New("One argument expected."))); |
| return; |
| } |
| |
| v8::Handle<v8::String> expression = args[0]->ToString(); |
| if (expression.IsEmpty()) { |
| v8::ThrowException(v8::Exception::Error(v8::String::New("The argument must be a string."))); |
| return; |
| } |
| |
| ASSERT(!v8::Context::GetCurrent().IsEmpty()); |
| v8::TryCatch tryCatch; |
| v8::Handle<v8::Value> result = V8ScriptRunner::compileAndRunInternalScript(expression, args.GetIsolate()); |
| if (tryCatch.HasCaught()) { |
| v8SetReturnValue(args, tryCatch.ReThrow()); |
| return; |
| } |
| v8SetReturnValue(args, result); |
| } |
| |
| void V8InjectedScriptHost::setFunctionVariableValueMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args) |
| { |
| v8::Handle<v8::Value> functionValue = args[0]; |
| int scopeIndex = args[1]->Int32Value(); |
| String variableName = toWebCoreStringWithUndefinedOrNullCheck(args[2]); |
| v8::Handle<v8::Value> newValue = args[3]; |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(args.Holder()); |
| ScriptDebugServer& debugServer = host->scriptDebugServer(); |
| v8SetReturnValue(args, debugServer.setFunctionVariableValue(functionValue, scopeIndex, variableName, newValue)); |
| } |
| |
| static bool getFunctionLocation(const v8::FunctionCallbackInfo<v8::Value>& args, String* scriptId, int* lineNumber, int* columnNumber) |
| { |
| if (args.Length() < 1) |
| return false; |
| v8::Handle<v8::Value> fn = args[0]; |
| if (!fn->IsFunction()) |
| return false; |
| v8::Handle<v8::Function> function = v8::Handle<v8::Function>::Cast(fn); |
| *lineNumber = function->GetScriptLineNumber(); |
| *columnNumber = function->GetScriptColumnNumber(); |
| if (*lineNumber == v8::Function::kLineOffsetNotFound || *columnNumber == v8::Function::kLineOffsetNotFound) |
| return false; |
| *scriptId = toWebCoreStringWithUndefinedOrNullCheck(function->GetScriptId()); |
| return true; |
| } |
| |
| void V8InjectedScriptHost::debugFunctionMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args) |
| { |
| String scriptId; |
| int lineNumber; |
| int columnNumber; |
| if (!getFunctionLocation(args, &scriptId, &lineNumber, &columnNumber)) |
| return; |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(args.Holder()); |
| host->debugFunction(scriptId, lineNumber, columnNumber); |
| } |
| |
| void V8InjectedScriptHost::undebugFunctionMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args) |
| { |
| String scriptId; |
| int lineNumber; |
| int columnNumber; |
| if (!getFunctionLocation(args, &scriptId, &lineNumber, &columnNumber)) |
| return; |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(args.Holder()); |
| host->undebugFunction(scriptId, lineNumber, columnNumber); |
| } |
| |
| void V8InjectedScriptHost::monitorFunctionMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args) |
| { |
| String scriptId; |
| int lineNumber; |
| int columnNumber; |
| if (!getFunctionLocation(args, &scriptId, &lineNumber, &columnNumber)) |
| return; |
| |
| v8::Handle<v8::Function> function = v8::Handle<v8::Function>::Cast(args[0]); |
| v8::Handle<v8::Value> name; |
| if (args.Length() > 0 && args[0]->IsFunction()) { |
| v8::Handle<v8::Function> function = v8::Handle<v8::Function>::Cast(args[0]); |
| name = function->GetName(); |
| if (!name->IsString() || !v8::Handle<v8::String>::Cast(name)->Length()) |
| name = function->GetInferredName(); |
| } |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(args.Holder()); |
| host->monitorFunction(scriptId, lineNumber, columnNumber, toWebCoreStringWithUndefinedOrNullCheck(name)); |
| } |
| |
| void V8InjectedScriptHost::unmonitorFunctionMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args) |
| { |
| String scriptId; |
| int lineNumber; |
| int columnNumber; |
| if (!getFunctionLocation(args, &scriptId, &lineNumber, &columnNumber)) |
| return; |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(args.Holder()); |
| host->unmonitorFunction(scriptId, lineNumber, columnNumber); |
| } |
| |
| } // namespace WebCore |