| /* |
| * 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/ExceptionState.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 "modules/webdatabase/Database.h" |
| #include "platform/JSONValues.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); |
| |
| ExceptionState exceptionState(v8::Handle<v8::Object>(), isolate); |
| if (!BindingSecurity::shouldAllowAccessToNode(node, exceptionState)) |
| return ScriptValue(v8::Null(isolate), isolate); |
| return ScriptValue(toV8(node, v8::Handle<v8::Object>(), isolate), isolate); |
| } |
| |
| void V8InjectedScriptHost::inspectedObjectMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| if (info.Length() < 1) |
| return; |
| |
| if (!info[0]->IsInt32()) { |
| throwTypeError("argument has to be an integer", info.GetIsolate()); |
| return; |
| } |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(info.Holder()); |
| InjectedScriptHost::InspectableObject* object = host->inspectedObject(info[0]->ToInt32()->Value()); |
| v8SetReturnValue(info, object->get(ScriptState::current()).v8Value()); |
| } |
| |
| void V8InjectedScriptHost::internalConstructorNameMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| if (info.Length() < 1) |
| return; |
| |
| if (!info[0]->IsObject()) |
| return; |
| |
| v8SetReturnValue(info, info[0]->ToObject()->GetConstructorName()); |
| } |
| |
| void V8InjectedScriptHost::isHTMLAllCollectionMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| if (info.Length() < 1) |
| return; |
| |
| if (!info[0]->IsObject()) { |
| v8SetReturnValue(info, false); |
| return; |
| } |
| |
| v8SetReturnValue(info, V8HTMLAllCollection::hasInstance(info[0], info.GetIsolate(), worldType(info.GetIsolate()))); |
| } |
| |
| void V8InjectedScriptHost::typeMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| if (info.Length() < 1) |
| return; |
| v8::Isolate* isolate = info.GetIsolate(); |
| |
| v8::Handle<v8::Value> value = info[0]; |
| if (value->IsString()) { |
| v8SetReturnValue(info, v8AtomicString(isolate, "string")); |
| return; |
| } |
| if (value->IsArray()) { |
| v8SetReturnValue(info, v8AtomicString(isolate, "array")); |
| return; |
| } |
| if (value->IsBoolean()) { |
| v8SetReturnValue(info, v8AtomicString(isolate, "boolean")); |
| return; |
| } |
| if (value->IsNumber()) { |
| v8SetReturnValue(info, v8AtomicString(isolate, "number")); |
| return; |
| } |
| if (value->IsDate()) { |
| v8SetReturnValue(info, v8AtomicString(isolate, "date")); |
| return; |
| } |
| if (value->IsRegExp()) { |
| v8SetReturnValue(info, v8AtomicString(isolate, "regexp")); |
| return; |
| } |
| WrapperWorldType currentWorldType = worldType(isolate); |
| if (V8Node::hasInstance(value, isolate, currentWorldType)) { |
| v8SetReturnValue(info, v8AtomicString(isolate, "node")); |
| return; |
| } |
| if (V8NodeList::hasInstance(value, isolate, currentWorldType)) { |
| v8SetReturnValue(info, v8AtomicString(isolate, "array")); |
| return; |
| } |
| if (V8HTMLCollection::hasInstance(value, isolate, currentWorldType)) { |
| v8SetReturnValue(info, v8AtomicString(isolate, "array")); |
| return; |
| } |
| if (V8Int8Array::hasInstance(value, isolate, currentWorldType) || V8Int16Array::hasInstance(value, isolate, currentWorldType) || V8Int32Array::hasInstance(value, isolate, currentWorldType)) { |
| v8SetReturnValue(info, v8AtomicString(isolate, "array")); |
| return; |
| } |
| if (V8Uint8Array::hasInstance(value, isolate, currentWorldType) || V8Uint16Array::hasInstance(value, isolate, currentWorldType) || V8Uint32Array::hasInstance(value, isolate, currentWorldType)) { |
| v8SetReturnValue(info, v8AtomicString(isolate, "array")); |
| return; |
| } |
| if (V8Float32Array::hasInstance(value, isolate, currentWorldType) || V8Float64Array::hasInstance(value, isolate, currentWorldType)) { |
| v8SetReturnValue(info, v8AtomicString(isolate, "array")); |
| return; |
| } |
| if (V8Uint8ClampedArray::hasInstance(value, isolate, currentWorldType)) { |
| v8SetReturnValue(info, v8AtomicString(isolate, "array")); |
| return; |
| } |
| } |
| |
| static bool setFunctionName(v8::Handle<v8::Object>& result, const v8::Handle<v8::Value>& value, v8::Isolate* isolate) |
| { |
| if (value->IsString() && v8::Handle<v8::String>::Cast(value)->Length()) { |
| result->Set(v8AtomicString(isolate, "functionName"), value); |
| return true; |
| } |
| return false; |
| } |
| |
| void V8InjectedScriptHost::functionDetailsMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| if (info.Length() < 1) |
| return; |
| |
| v8::Isolate* isolate = info.GetIsolate(); |
| |
| v8::Handle<v8::Value> value = info[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(v8AtomicString(isolate, "lineNumber"), v8::Integer::New(lineNumber, isolate)); |
| location->Set(v8AtomicString(isolate, "columnNumber"), v8::Integer::New(columnNumber, isolate)); |
| location->Set(v8AtomicString(isolate, "scriptId"), v8::Integer::New(function->ScriptId(), isolate)->ToString()); |
| |
| v8::Local<v8::Object> result = v8::Object::New(); |
| result->Set(v8AtomicString(isolate, "location"), location); |
| |
| if (!setFunctionName(result, function->GetDisplayName(), isolate) |
| && !setFunctionName(result, function->GetName(), isolate) |
| && !setFunctionName(result, function->GetInferredName(), isolate)) |
| result->Set(v8AtomicString(isolate, "functionName"), v8AtomicString(isolate, "")); |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(info.Holder()); |
| ScriptDebugServer& debugServer = host->scriptDebugServer(); |
| v8::Handle<v8::Value> scopes = debugServer.functionScopes(function); |
| if (!scopes.IsEmpty() && scopes->IsArray()) |
| result->Set(v8AtomicString(isolate, "rawScopes"), scopes); |
| |
| v8SetReturnValue(info, result); |
| } |
| |
| void V8InjectedScriptHost::getInternalPropertiesMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| if (info.Length() < 1) |
| return; |
| |
| v8::Handle<v8::Object> object = v8::Handle<v8::Object>::Cast(info[0]); |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(info.Holder()); |
| ScriptDebugServer& debugServer = host->scriptDebugServer(); |
| v8SetReturnValue(info, debugServer.getInternalProperties(object)); |
| } |
| |
| static v8::Handle<v8::Array> getJSListenerFunctions(Document* document, const EventListenerInfo& listenerInfo, v8::Isolate* isolate) |
| { |
| v8::Local<v8::Array> result = v8::Array::New(isolate); |
| 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 != isolate->GetCurrentContext()) |
| 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(v8AtomicString(isolate, "listener"), function); |
| listenerEntry->Set(v8AtomicString(isolate, "useCapture"), v8::Boolean::New(isolate, listenerInfo.eventListenerVector[i].useCapture)); |
| result->Set(v8::Number::New(isolate, outputIndex++), listenerEntry); |
| } |
| return result; |
| } |
| |
| void V8InjectedScriptHost::getEventListenersMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| if (info.Length() < 1) |
| return; |
| |
| v8::Local<v8::Value> value = info[0]; |
| if (!V8Node::hasInstance(value, info.GetIsolate(), worldType(info.GetIsolate()))) |
| return; |
| Node* node = V8Node::toNative(value->ToObject()); |
| if (!node) |
| return; |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(info.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], info.GetIsolate()); |
| if (!listeners->Length()) |
| continue; |
| AtomicString eventType = listenersArray[i].eventType; |
| result->Set(v8String(info.GetIsolate(), eventType), listeners); |
| } |
| |
| v8SetReturnValue(info, result); |
| } |
| |
| void V8InjectedScriptHost::inspectMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| if (info.Length() < 2) |
| return; |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(info.Holder()); |
| ScriptValue object(info[0], info.GetIsolate()); |
| ScriptValue hints(info[1], info.GetIsolate()); |
| host->inspectImpl(object.toJSONValue(ScriptState::current()), hints.toJSONValue(ScriptState::current())); |
| } |
| |
| void V8InjectedScriptHost::databaseIdMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| if (info.Length() > 0 && V8Database::hasInstance(info[0], info.GetIsolate(), worldType(info.GetIsolate()))) { |
| Database* database = V8Database::toNative(v8::Handle<v8::Object>::Cast(info[0])); |
| if (database) { |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(info.Holder()); { |
| v8SetReturnValueStringOrUndefined(info, host->databaseIdImpl(database), info.GetIsolate()); |
| return; |
| } |
| } |
| } |
| } |
| |
| void V8InjectedScriptHost::storageIdMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| if (info.Length() > 0 && V8Storage::hasInstance(info[0], info.GetIsolate(), worldType(info.GetIsolate()))) { |
| Storage* storage = V8Storage::toNative(v8::Handle<v8::Object>::Cast(info[0])); |
| if (storage) { |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(info.Holder()); |
| v8SetReturnValueStringOrUndefined(info, host->storageIdImpl(storage), info.GetIsolate()); |
| return; |
| } |
| } |
| } |
| |
| void V8InjectedScriptHost::evaluateMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| v8::Isolate* isolate = info.GetIsolate(); |
| if (info.Length() < 1) { |
| isolate->ThrowException(v8::Exception::Error(v8::String::NewFromUtf8(isolate, "One argument expected."))); |
| return; |
| } |
| |
| v8::Handle<v8::String> expression = info[0]->ToString(); |
| if (expression.IsEmpty()) { |
| isolate->ThrowException(v8::Exception::Error(v8::String::NewFromUtf8(isolate, "The argument must be a string."))); |
| return; |
| } |
| |
| ASSERT(!isolate->GetCurrentContext().IsEmpty()); |
| v8::TryCatch tryCatch; |
| v8::Handle<v8::Value> result = V8ScriptRunner::compileAndRunInternalScript(expression, info.GetIsolate()); |
| if (tryCatch.HasCaught()) { |
| v8SetReturnValue(info, tryCatch.ReThrow()); |
| return; |
| } |
| v8SetReturnValue(info, result); |
| } |
| |
| void V8InjectedScriptHost::setFunctionVariableValueMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| v8::Handle<v8::Value> functionValue = info[0]; |
| int scopeIndex = info[1]->Int32Value(); |
| String variableName = toWebCoreStringWithUndefinedOrNullCheck(info[2]); |
| v8::Handle<v8::Value> newValue = info[3]; |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(info.Holder()); |
| ScriptDebugServer& debugServer = host->scriptDebugServer(); |
| v8SetReturnValue(info, debugServer.setFunctionVariableValue(functionValue, scopeIndex, variableName, newValue)); |
| } |
| |
| static bool getFunctionLocation(const v8::FunctionCallbackInfo<v8::Value>& info, String* scriptId, int* lineNumber, int* columnNumber) |
| { |
| if (info.Length() < 1) |
| return false; |
| v8::Handle<v8::Value> fn = info[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 = String::number(function->ScriptId()); |
| return true; |
| } |
| |
| void V8InjectedScriptHost::debugFunctionMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| String scriptId; |
| int lineNumber; |
| int columnNumber; |
| if (!getFunctionLocation(info, &scriptId, &lineNumber, &columnNumber)) |
| return; |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(info.Holder()); |
| host->debugFunction(scriptId, lineNumber, columnNumber); |
| } |
| |
| void V8InjectedScriptHost::undebugFunctionMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| String scriptId; |
| int lineNumber; |
| int columnNumber; |
| if (!getFunctionLocation(info, &scriptId, &lineNumber, &columnNumber)) |
| return; |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(info.Holder()); |
| host->undebugFunction(scriptId, lineNumber, columnNumber); |
| } |
| |
| void V8InjectedScriptHost::monitorFunctionMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| String scriptId; |
| int lineNumber; |
| int columnNumber; |
| if (!getFunctionLocation(info, &scriptId, &lineNumber, &columnNumber)) |
| return; |
| |
| v8::Handle<v8::Value> name; |
| if (info.Length() > 0 && info[0]->IsFunction()) { |
| v8::Handle<v8::Function> function = v8::Handle<v8::Function>::Cast(info[0]); |
| name = function->GetName(); |
| if (!name->IsString() || !v8::Handle<v8::String>::Cast(name)->Length()) |
| name = function->GetInferredName(); |
| } |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(info.Holder()); |
| host->monitorFunction(scriptId, lineNumber, columnNumber, toWebCoreStringWithUndefinedOrNullCheck(name)); |
| } |
| |
| void V8InjectedScriptHost::unmonitorFunctionMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| String scriptId; |
| int lineNumber; |
| int columnNumber; |
| if (!getFunctionLocation(info, &scriptId, &lineNumber, &columnNumber)) |
| return; |
| |
| InjectedScriptHost* host = V8InjectedScriptHost::toNative(info.Holder()); |
| host->unmonitorFunction(scriptId, lineNumber, columnNumber); |
| } |
| |
| } // namespace WebCore |