blob: 9f0d065cd1d9d128ebbf7455e3aebf175be1d347 [file] [log] [blame]
// Copyright (c) 2010 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 "chrome/browser/extensions/extension_function.h"
#include "base/json/json_writer.h"
#include "base/logging.h"
#include "chrome/browser/extensions/extension_function_dispatcher.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/profiles/profile.h"
ExtensionFunction::ExtensionFunction()
: request_id_(-1),
profile_(NULL),
has_callback_(false),
include_incognito_(false),
user_gesture_(false) {
}
ExtensionFunction::~ExtensionFunction() {
}
const Extension* ExtensionFunction::GetExtension() {
ExtensionService* service = profile_->GetExtensionService();
DCHECK(service);
return service->GetExtensionById(extension_id_, false);
}
Browser* ExtensionFunction::GetCurrentBrowser() {
return dispatcher()->GetCurrentBrowser(include_incognito_);
}
AsyncExtensionFunction::AsyncExtensionFunction()
: args_(NULL), bad_message_(false) {
}
AsyncExtensionFunction::~AsyncExtensionFunction() {
}
void AsyncExtensionFunction::SetArgs(const ListValue* args) {
DCHECK(!args_.get()); // Should only be called once.
args_.reset(args->DeepCopy());
}
const std::string AsyncExtensionFunction::GetResult() {
std::string json;
// Some functions might not need to return any results.
if (result_.get())
base::JSONWriter::Write(result_.get(), false, &json);
return json;
}
const std::string AsyncExtensionFunction::GetError() {
return error_;
}
void AsyncExtensionFunction::Run() {
if (!RunImpl())
SendResponse(false);
}
void AsyncExtensionFunction::SendResponse(bool success) {
if (!dispatcher())
return;
if (bad_message_) {
dispatcher()->HandleBadMessage(this);
} else {
dispatcher()->SendResponse(this, success);
}
}
bool AsyncExtensionFunction::HasOptionalArgument(size_t index) {
Value* value;
return args_->Get(index, &value) && !value->IsType(Value::TYPE_NULL);
}
SyncExtensionFunction::SyncExtensionFunction() {
}
SyncExtensionFunction::~SyncExtensionFunction() {
}
void SyncExtensionFunction::Run() {
SendResponse(RunImpl());
}