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// Copyright 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 "content/shell/browser/shell_message_filter.h"
#include "base/file_util.h"
#include "base/threading/thread_restrictions.h"
#include "content/public/browser/child_process_security_policy.h"
#include "content/shell/browser/shell_browser_context.h"
#include "content/shell/browser/shell_content_browser_client.h"
#include "content/shell/browser/shell_network_delegate.h"
#include "content/shell/common/shell_messages.h"
#include "net/base/net_errors.h"
#include "net/cookies/cookie_monster.h"
#include "net/url_request/url_request_context.h"
#include "net/url_request/url_request_context_getter.h"
#include "webkit/browser/database/database_tracker.h"
#include "webkit/browser/fileapi/isolated_context.h"
#include "webkit/browser/quota/quota_manager.h"
namespace content {
ShellMessageFilter::ShellMessageFilter(
int render_process_id,
webkit_database::DatabaseTracker* database_tracker,
quota::QuotaManager* quota_manager,
net::URLRequestContextGetter* request_context_getter)
: BrowserMessageFilter(ShellMsgStart),
render_process_id_(render_process_id),
database_tracker_(database_tracker),
quota_manager_(quota_manager),
request_context_getter_(request_context_getter) {
}
ShellMessageFilter::~ShellMessageFilter() {
}
void ShellMessageFilter::OverrideThreadForMessage(const IPC::Message& message,
BrowserThread::ID* thread) {
if (message.type() == ShellViewHostMsg_ClearAllDatabases::ID)
*thread = BrowserThread::FILE;
}
bool ShellMessageFilter::OnMessageReceived(const IPC::Message& message,
bool* message_was_ok) {
bool handled = true;
IPC_BEGIN_MESSAGE_MAP_EX(ShellMessageFilter, message, *message_was_ok)
IPC_MESSAGE_HANDLER(ShellViewHostMsg_ReadFileToString, OnReadFileToString)
IPC_MESSAGE_HANDLER(ShellViewHostMsg_RegisterIsolatedFileSystem,
OnRegisterIsolatedFileSystem)
IPC_MESSAGE_HANDLER(ShellViewHostMsg_ClearAllDatabases, OnClearAllDatabases)
IPC_MESSAGE_HANDLER(ShellViewHostMsg_SetDatabaseQuota, OnSetDatabaseQuota)
IPC_MESSAGE_HANDLER(ShellViewHostMsg_AcceptAllCookies, OnAcceptAllCookies)
IPC_MESSAGE_HANDLER(ShellViewHostMsg_DeleteAllCookies, OnDeleteAllCookies)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
return handled;
}
void ShellMessageFilter::OnReadFileToString(const base::FilePath& local_file,
std::string* contents) {
base::ThreadRestrictions::ScopedAllowIO allow_io;
base::ReadFileToString(local_file, contents);
}
void ShellMessageFilter::OnRegisterIsolatedFileSystem(
const std::vector<base::FilePath>& absolute_filenames,
std::string* filesystem_id) {
fileapi::IsolatedContext::FileInfoSet files;
ChildProcessSecurityPolicy* policy =
ChildProcessSecurityPolicy::GetInstance();
for (size_t i = 0; i < absolute_filenames.size(); ++i) {
files.AddPath(absolute_filenames[i], NULL);
if (!policy->CanReadFile(render_process_id_, absolute_filenames[i]))
policy->GrantReadFile(render_process_id_, absolute_filenames[i]);
}
*filesystem_id =
fileapi::IsolatedContext::GetInstance()->RegisterDraggedFileSystem(files);
policy->GrantReadFileSystem(render_process_id_, *filesystem_id);
}
void ShellMessageFilter::OnClearAllDatabases() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
database_tracker_->DeleteDataModifiedSince(
base::Time(), net::CompletionCallback());
}
void ShellMessageFilter::OnSetDatabaseQuota(int quota) {
quota_manager_->SetTemporaryGlobalOverrideQuota(
quota * quota::QuotaManager::kPerHostTemporaryPortion,
quota::QuotaCallback());
}
void ShellMessageFilter::OnAcceptAllCookies(bool accept) {
ShellNetworkDelegate::SetAcceptAllCookies(accept);
}
void ShellMessageFilter::OnDeleteAllCookies() {
request_context_getter_->GetURLRequestContext()->cookie_store()
->GetCookieMonster()
->DeleteAllAsync(net::CookieMonster::DeleteCallback());
}
} // namespace content
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