| // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <string> |
| #include "base/bind.h" |
| #include "chrome/common/extensions/extension_messages.h" |
| #include "chrome/renderer/chrome_render_process_observer.h" |
| #include "chrome/renderer/extensions/activity_log_converter_strategy.h" |
| #include "chrome/renderer/extensions/api_activity_logger.h" |
| #include "content/public/renderer/render_thread.h" |
| #include "content/public/renderer/v8_value_converter.h" |
| |
| using content::V8ValueConverter; |
| |
| namespace extensions { |
| |
| APIActivityLogger::APIActivityLogger( |
| Dispatcher* dispatcher, ChromeV8Context* context) |
| : ChromeV8Extension(dispatcher, context) { |
| RouteFunction("LogEvent", base::Bind(&APIActivityLogger::LogEvent)); |
| RouteFunction("LogAPICall", base::Bind(&APIActivityLogger::LogAPICall)); |
| RouteFunction("LogBlockedCall", |
| base::Bind(&APIActivityLogger::LogBlockedCallWrapper)); |
| } |
| |
| // static |
| void APIActivityLogger::LogAPICall( |
| const v8::FunctionCallbackInfo<v8::Value>& args) { |
| LogInternal(APICALL, args); |
| } |
| |
| // static |
| void APIActivityLogger::LogEvent( |
| const v8::FunctionCallbackInfo<v8::Value>& args) { |
| LogInternal(EVENT, args); |
| } |
| |
| // static |
| void APIActivityLogger::LogInternal( |
| const CallType call_type, |
| const v8::FunctionCallbackInfo<v8::Value>& args) { |
| DCHECK_GT(args.Length(), 2); |
| DCHECK(args[0]->IsString()); |
| DCHECK(args[1]->IsString()); |
| DCHECK(args[2]->IsArray()); |
| |
| std::string ext_id = *v8::String::AsciiValue(args[0]); |
| ExtensionHostMsg_APIActionOrEvent_Params params; |
| params.api_call = *v8::String::AsciiValue(args[1]); |
| if (args.Length() == 4) // Extras are optional. |
| params.extra = *v8::String::AsciiValue(args[3]); |
| else |
| params.extra = ""; |
| |
| // Get the array of api call arguments. |
| v8::Local<v8::Array> arg_array = v8::Local<v8::Array>::Cast(args[2]); |
| if (arg_array->Length() > 0) { |
| scoped_ptr<V8ValueConverter> converter(V8ValueConverter::create()); |
| ActivityLogConverterStrategy strategy; |
| converter->SetFunctionAllowed(true); |
| converter->SetStrategy(&strategy); |
| scoped_ptr<ListValue> arg_list(new ListValue()); |
| for (size_t i = 0; i < arg_array->Length(); ++i) { |
| arg_list->Set(i, |
| converter->FromV8Value(arg_array->Get(i), |
| v8::Context::GetCurrent())); |
| } |
| params.arguments.Swap(arg_list.get()); |
| } |
| |
| if (call_type == APICALL) { |
| content::RenderThread::Get()->Send( |
| new ExtensionHostMsg_AddAPIActionToActivityLog(ext_id, params)); |
| } else if (call_type == EVENT) { |
| content::RenderThread::Get()->Send( |
| new ExtensionHostMsg_AddEventToActivityLog(ext_id, params)); |
| } |
| } |
| |
| // static |
| void APIActivityLogger::LogBlockedCallWrapper( |
| const v8::FunctionCallbackInfo<v8::Value>& args) { |
| DCHECK_EQ(args.Length(), 3); |
| DCHECK(args[0]->IsString()); |
| DCHECK(args[1]->IsString()); |
| DCHECK(args[2]->IsNumber()); |
| int result; |
| scoped_ptr<V8ValueConverter> converter(V8ValueConverter::create()); |
| converter->FromV8Value(args[2], |
| v8::Context::GetCurrent())->GetAsInteger(&result); |
| LogBlockedCall(*v8::String::AsciiValue(args[0]), |
| *v8::String::AsciiValue(args[1]), |
| static_cast<Feature::AvailabilityResult>(result)); |
| } |
| |
| // static |
| void APIActivityLogger::LogBlockedCall(const std::string& extension_id, |
| const std::string& function_name, |
| Feature::AvailabilityResult result) { |
| // We don't really want to bother logging if it isn't permission related. |
| if (result == Feature::INVALID_MIN_MANIFEST_VERSION || |
| result == Feature::INVALID_MAX_MANIFEST_VERSION || |
| result == Feature::UNSUPPORTED_CHANNEL) |
| return; |
| content::RenderThread::Get()->Send( |
| new ExtensionHostMsg_AddBlockedCallToActivityLog(extension_id, |
| function_name)); |
| } |
| |
| |
| } // namespace extensions |