This source file includes following definitions.
- scriptValueAsNode
- nodeAsScriptValue
- inspectedObjectMethodCustom
- internalConstructorNameMethodCustom
- isHTMLAllCollectionMethodCustom
- typeMethodCustom
- setFunctionName
- functionDetailsMethodCustom
- getInternalPropertiesMethodCustom
- getJSListenerFunctions
- getEventListenersMethodCustom
- inspectMethodCustom
- evaluateMethodCustom
- setFunctionVariableValueMethodCustom
- getFunctionLocation
- debugFunctionMethodCustom
- undebugFunctionMethodCustom
- monitorFunctionMethodCustom
- unmonitorFunctionMethodCustom
- suppressWarningsAndCallMethodCustom
#include "config.h"
#include "V8InjectedScriptHost.h"
#include "V8Database.h"
#include "V8EventTarget.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/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/events/EventTarget.h"
#include "core/frame/DOMWindow.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(ExceptionState::ExecutionContext, "nodeAsScriptValue", "InjectedScriptHost", v8::Handle<v8::Object>(), isolate);
if (!BindingSecurity::shouldAllowAccessToNode(isolate, 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()));
}
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;
}
if (V8Node::hasInstance(value, isolate)) {
v8SetReturnValue(info, v8AtomicString(isolate, "node"));
return;
}
if (V8NodeList::hasInstance(value, isolate)) {
v8SetReturnValue(info, v8AtomicString(isolate, "array"));
return;
}
if (V8HTMLCollection::hasInstance(value, isolate)) {
v8SetReturnValue(info, v8AtomicString(isolate, "array"));
return;
}
if (V8Int8Array::hasInstance(value, isolate) || V8Int16Array::hasInstance(value, isolate) || V8Int32Array::hasInstance(value, isolate)) {
v8SetReturnValue(info, v8AtomicString(isolate, "array"));
return;
}
if (V8Uint8Array::hasInstance(value, isolate) || V8Uint16Array::hasInstance(value, isolate) || V8Uint32Array::hasInstance(value, isolate)) {
v8SetReturnValue(info, v8AtomicString(isolate, "array"));
return;
}
if (V8Float32Array::hasInstance(value, isolate) || V8Float64Array::hasInstance(value, isolate)) {
v8SetReturnValue(info, v8AtomicString(isolate, "array"));
return;
}
if (V8Uint8ClampedArray::hasInstance(value, isolate)) {
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(isolate);
location->Set(v8AtomicString(isolate, "lineNumber"), v8::Integer::New(isolate, lineNumber));
location->Set(v8AtomicString(isolate, "columnNumber"), v8::Integer::New(isolate, columnNumber));
location->Set(v8AtomicString(isolate, "scriptId"), v8::Integer::New(isolate, function->ScriptId())->ToString());
v8::Local<v8::Object> result = v8::Object::New(isolate);
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(ExecutionContext* executionContext, 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(executionContext, v8Listener->world());
if (context != isolate->GetCurrentContext())
continue;
v8::Local<v8::Object> function;
{
v8::TryCatch block;
function = v8Listener->getListenerObject(executionContext);
if (block.HasCaught())
continue;
}
ASSERT(!function.IsEmpty());
v8::Local<v8::Object> listenerEntry = v8::Object::New(isolate);
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];
EventTarget* target = V8EventTarget::toNativeWithTypeCheck(info.GetIsolate(), value);
if (!target)
target = toDOMWindow(value, info.GetIsolate());
if (!target || !target->executionContext())
return;
InjectedScriptHost* host = V8InjectedScriptHost::toNative(info.Holder());
Vector<EventListenerInfo> listenersArray;
host->getEventListenersImpl(target, listenersArray);
v8::Local<v8::Object> result = v8::Object::New(info.GetIsolate());
for (size_t i = 0; i < listenersArray.size(); ++i) {
v8::Handle<v8::Array> listeners = getJSListenerFunctions(target->executionContext(), 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::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 = toCoreStringWithUndefinedOrNullCheck(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, toCoreStringWithUndefinedOrNullCheck(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);
}
void V8InjectedScriptHost::suppressWarningsAndCallMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
{
if (info.Length() < 2 || !info[0]->IsObject() || !info[1]->IsFunction())
return;
InjectedScriptHost* host = V8InjectedScriptHost::toNative(info.Holder());
ScriptDebugServer& debugServer = host->scriptDebugServer();
debugServer.muteWarningsAndDeprecations();
v8::Handle<v8::Object> receiver = v8::Handle<v8::Object>::Cast(info[0]);
v8::Handle<v8::Function> function = v8::Handle<v8::Function>::Cast(info[1]);
size_t argc = info.Length() - 2;
OwnPtr<v8::Handle<v8::Value>[]> argv = adoptArrayPtr(new v8::Handle<v8::Value>[argc]);
for (size_t i = 0; i < argc; ++i)
argv[i] = info[i + 2];
v8::Local<v8::Value> result = function->Call(receiver, argc, argv.get());
debugServer.unmuteWarningsAndDeprecations();
v8SetReturnValue(info, result);
}
}