// Copyright (c) 2012 Intel Corp

// Copyright (c) 2012 The Chromium Authors

//

// Permission is hereby granted, free of charge, to any person obtaining a copy

// of this software and associated documentation files (the "Software"), to deal

// in the Software without restriction, including without limitation the rights

// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell co

// pies of the Software, and to permit persons to whom the Software is furnished

// to do so, subject to the following conditions:

//

// The above copyright notice and this permission notice shall be included in al

// l copies or substantial portions of the Software.

//

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IM

// PLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNES

// S FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS

// OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WH

// ETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN

// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

#include "content/nw/src/api/window_bindings.h"

#include "base/values.h"

#include "content/child/child_thread.h"

#include "content/nw/src/api/bindings_common.h"

#include "content/renderer/render_view_impl.h"

#include "grit/nw_resources.h"

#undef LOG

using namespace WebCore;

#if defined(OS_WIN)

#define _USE_MATH_DEFINES

#include <math.h>

#endif

#include "third_party/WebKit/Source/config.h"

#include "third_party/WebKit/Source/core/html/HTMLIFrameElement.h"

#include "third_party/WebKit/public/web/WebFrame.h"

#include "third_party/WebKit/public/web/WebView.h"

#include "third_party/WebKit/Source/web/WebFrameImpl.h"

#include "third_party/WebKit/public/web/WebScriptSource.h"

#undef CHECK

#include "V8HTMLIFrameElement.h"

using WebKit::WebScriptSource;

using WebKit::WebFrame;

namespace nwapi {

WindowBindings::WindowBindings()

: v8::Extension("window_bindings.js",

GetStringResource(

IDR_NW_API_WINDOW_BINDINGS_JS).data(),

0, // num dependencies.

NULL, // dependencies array.

GetStringResource(

IDR_NW_API_WINDOW_BINDINGS_JS).size()) {

}

WindowBindings::~WindowBindings() {

}

v8::Handle<v8::FunctionTemplate>

WindowBindings::GetNativeFunction(v8::Handle<v8::String> name) {

if (name->Equals(v8::String::New("BindToShell")))

return v8::FunctionTemplate::New(BindToShell);

else if (name->Equals(v8::String::New("CallObjectMethod")))

return v8::FunctionTemplate::New(CallObjectMethod);

else if (name->Equals(v8::String::New("CallObjectMethodSync")))

return v8::FunctionTemplate::New(CallObjectMethodSync);

else if (name->Equals(v8::String::New("GetWindowObject")))

return v8::FunctionTemplate::New(GetWindowObject);

else if (name->Equals(v8::String::New("AllocateId")))

return v8::FunctionTemplate::New(AllocateId);

return v8::FunctionTemplate::New();

}

// static

void

WindowBindings::BindToShell(const v8::FunctionCallbackInfo<v8::Value>& args) {

int routing_id = args[0]->Int32Value();

int object_id = args[1]->Int32Value();

remote::AllocateObject(routing_id, object_id, "Window", v8::Object::New());

args.GetReturnValue().Set(v8::Undefined());

}

void

WindowBindings::AllocateId(const v8::FunctionCallbackInfo<v8::Value>& args) {

content::RenderViewImpl* render_view = static_cast<content::RenderViewImpl*>(GetEnteredRenderView());

int routing_id = render_view->GetRoutingID();

args.GetReturnValue().Set(remote::AllocateId(routing_id));

}

// static

void

WindowBindings::CallObjectMethod(const v8::FunctionCallbackInfo<v8::Value>& args) {

v8::Local<v8::Object> self = args[0]->ToObject();

int routing_id = self->Get(v8::String::New("routing_id"))->Int32Value();

int object_id = self->Get(v8::String::New("id"))->Int32Value();

std::string method = *v8::String::Utf8Value(args[1]);

content::RenderViewImpl* render_view = static_cast<content::RenderViewImpl*>(

content::RenderViewImpl::FromRoutingID(routing_id));

if (!render_view)

render_view = static_cast<content::RenderViewImpl*>(GetEnteredRenderView());

if (!render_view) {

std::string msg = "Unable to get render view in " + method;

args.GetReturnValue().Set(v8::ThrowException(v8::Exception::Error(v8::String::New(msg.c_str()))));

return;

}

WebFrame* main_frame = render_view->GetWebView()->mainFrame();

if (method == "EvaluateScript") {

v8::Handle<v8::Value> result;

v8::Handle<v8::Object> frm = v8::Handle<v8::Object>::Cast(args[2]);

WebFrame* web_frame = NULL;

if (frm->IsNull()) {

web_frame = main_frame;

}else{

WebCore::HTMLIFrameElement* iframe = WebCore::V8HTMLIFrameElement::toNative(frm);

web_frame = WebKit::WebFrameImpl::fromFrame(iframe->contentFrame());

}

#if defined(OS_WIN)

base::string16 jscript((WCHAR*)*v8::String::Value(args[3]));

#else

base::string16 jscript = *v8::String::Value(args[3]);

#endif

if (web_frame) {

result = web_frame->executeScriptAndReturnValue(WebScriptSource(jscript));

}

args.GetReturnValue().Set(result);

return;

} else if (method == "setDevToolsJail") {

v8::Handle<v8::Object> frm = v8::Handle<v8::Object>::Cast(args[2]);

if (frm->IsNull()) {

main_frame->setDevtoolsJail(NULL);

}else{

WebCore::HTMLIFrameElement* iframe = WebCore::V8HTMLIFrameElement::toNative(frm);

main_frame->setDevtoolsJail(WebKit::WebFrameImpl::fromFrame(iframe->contentFrame()));

}

args.GetReturnValue().Set(v8::Undefined());

return;

}

args.GetReturnValue().Set(remote::CallObjectMethod(render_view->GetRoutingID(),

object_id,

"Window", method, args[2]));

}

// static

void

WindowBindings::CallObjectMethodSync(const v8::FunctionCallbackInfo<v8::Value>& args) {

v8::HandleScope scope;

v8::Local<v8::Object> self = args[0]->ToObject();

int routing_id = self->Get(v8::String::New("routing_id"))->Int32Value();

int object_id = self->Get(v8::String::New("id"))->Int32Value();

std::string method = *v8::String::Utf8Value(args[1]);

content::RenderViewImpl* render_view = static_cast<content::RenderViewImpl*>(

content::RenderViewImpl::FromRoutingID(routing_id));

if (!render_view) {

std::string msg = "Unable to get render view in " + method;

args.GetReturnValue().Set(v8::ThrowException(v8::Exception::Error(v8::String::New(msg.c_str()))));

return;

}

if (method == "GetZoomLevel") {

float zoom_level = render_view->GetWebView()->zoomLevel();

v8::Local<v8::Array> array = v8::Array::New();

array->Set(0, v8::Number::New(zoom_level));

args.GetReturnValue().Set(scope.Close(array));

return;

}else if (method == "SetZoomLevel") {

double zoom_level = args[2]->ToNumber()->Value();

render_view->OnSetZoomLevel(zoom_level);

args.GetReturnValue().Set(v8::Undefined());

return;

}

args.GetReturnValue().Set(remote::CallObjectMethodSync(routing_id, object_id, "Window", method, args[2]));

}

// static

void

WindowBindings::GetWindowObject(const v8::FunctionCallbackInfo<v8::Value>& args) {

int routing_id = args[0]->Int32Value();

// Dark magic to digg out the RenderView from its id.

content::RenderViewImpl* render_view = static_cast<content::RenderViewImpl*>(

content::RenderViewImpl::FromRoutingID(routing_id));

if (!render_view) {

args.GetReturnValue().Set(v8::ThrowException(v8::Exception::Error(v8::String::New("Unable to get render view in GetWindowObject"))));

return;

}

// Return the window object.

args.GetReturnValue().Set(render_view->GetWebView()->mainFrame()->mainWorldScriptContext()->Global());

}

} // namespace nwapi