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// 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.
#ifndef CHROME_BROWSER_EXTENSIONS_ACTIVITY_DATABASE_H_
#define CHROME_BROWSER_EXTENSIONS_ACTIVITY_DATABASE_H_
#include <string>
#include <vector>
#include "base/basictypes.h"
#include "base/files/file_path.h"
#include "base/memory/ref_counted_memory.h"
#include "chrome/browser/extensions/api_actions.h"
#include "chrome/browser/extensions/blocked_actions.h"
#include "chrome/browser/extensions/dom_actions.h"
#include "chrome/common/extensions/extension.h"
#include "sql/connection.h"
#include "sql/init_status.h"
namespace base {
class Clock;
class FilePath;
}
namespace extensions {
// Encapsulates the SQL connection for the activity log database.
// This class holds the database connection and has methods for writing.
class ActivityDatabase : public base::RefCountedThreadSafe<ActivityDatabase> {
public:
// Need to call Init to actually use the ActivityDatabase.
ActivityDatabase();
// Sets up an optional error delegate.
// Should be the only thing done before Init.
void SetErrorDelegate(sql::ErrorDelegate* error_delegate);
// Opens the DB and creates tables as necessary.
void Init(const base::FilePath& db_name);
void LogInitFailure();
// Record a DOMction in the database.
void RecordDOMAction(scoped_refptr<DOMAction> action);
// Record a APIAction in the database.
void RecordAPIAction(scoped_refptr<APIAction> action);
// Record a BlockedAction in the database.
void RecordBlockedAction(scoped_refptr<BlockedAction> action);
// Record an Action in the database.
void RecordAction(scoped_refptr<Action> action);
// Gets all actions for a given extension for the specified day. 0 = today,
// 1 = yesterday, etc. Only returns 1 day at a time. Actions are sorted from
// newest to oldest.
scoped_ptr<std::vector<scoped_refptr<Action> > > GetActions(
const std::string& extension_id, const int days_ago);
// Break any outstanding transactions, raze the database, and close
// it. Future calls on the current database handle will fail, when
// next opened the database will be empty.
void KillDatabase();
bool initialized() const { return initialized_; }
// Standard db operation wrappers.
void BeginTransaction();
void CommitTransaction();
void RollbackTransaction();
bool Raze();
void Close();
void SetClockForTesting(base::Clock* clock);
private:
friend class base::RefCountedThreadSafe<ActivityDatabase>;
virtual ~ActivityDatabase();
sql::InitStatus InitializeTable(const char* table_name,
const char* table_structure);
base::Clock* testing_clock_;
sql::Connection db_;
bool initialized_;
DISALLOW_COPY_AND_ASSIGN(ActivityDatabase);
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_ACTIVITY_DATABASE_H_
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