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/**
* @file llplugincookiestore.h
* @brief LLPluginCookieStore provides central storage for http cookies used by plugins
*
* @cond
* $LicenseInfo:firstyear=2010&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
* @endcond
*/
#ifndef LL_LLPLUGINCOOKIESTORE_H
#define LL_LLPLUGINCOOKIESTORE_H
#include "lldate.h"
#include <map>
#include <string>
#include <iostream>
class LLPluginCookieStore
{
LOG_CLASS(LLPluginCookieStore);
public:
LLPluginCookieStore();
~LLPluginCookieStore();
// gets all cookies currently in storage -- use when initializing a plugin
std::string getAllCookies();
void writeAllCookies(std::ostream& s);
// gets only persistent cookies (i.e. not session cookies) -- use when writing cookies to a file
std::string getPersistentCookies();
void writePersistentCookies(std::ostream& s);
// gets cookies which are marked as "changed" -- use when sending periodic updates to plugins
std::string getChangedCookies(bool clear_changed = true);
void writeChangedCookies(std::ostream& s, bool clear_changed = true);
// (re)initializes internal data structures and bulk-sets cookies -- use when reading cookies from a file
void setAllCookies(const std::string &cookies, bool mark_changed = false);
void readAllCookies(std::istream& s, bool mark_changed = false);
// sets one or more cookies (without reinitializing anything) -- use when receiving cookies from a plugin
void setCookies(const std::string &cookies, bool mark_changed = true);
void readCookies(std::istream& s, bool mark_changed = true);
// sets one or more cookies (without reinitializing anything), supplying a hostname the cookies came from -- use when setting a cookie manually
void setCookiesFromHost(const std::string &cookies, const std::string &host, bool mark_changed = true);
// quote or unquote a string as per the definition of 'quoted-string' in rfc2616
static std::string quoteString(const std::string &s);
static std::string unquoteString(const std::string &s);
private:
void setOneCookie(const std::string &s, std::string::size_type cookie_start, std::string::size_type cookie_end, bool mark_changed, const std::string &host = LLStringUtil::null);
class Cookie
{
public:
static Cookie *createFromString(const std::string &s, std::string::size_type cookie_start = 0, std::string::size_type cookie_end = std::string::npos, const std::string &host = LLStringUtil::null);
// Construct a string from the cookie that uniquely represents it, to be used as a key in a std::map.
std::string getKey() const;
const std::string &getCookie() const { return mCookie; };
bool isSessionCookie() const { return mDate.isNull(); };
bool isDead() const { return mDead; };
void setDead(bool dead) { mDead = dead; };
bool isChanged() const { return mChanged; };
void setChanged(bool changed) { mChanged = changed; };
const LLDate &getDate() const { return mDate; };
private:
Cookie(const std::string &s, std::string::size_type cookie_start = 0, std::string::size_type cookie_end = std::string::npos);
bool parse(const std::string &host);
std::string::size_type findFieldEnd(std::string::size_type start = 0, std::string::size_type end = std::string::npos);
bool matchName(std::string::size_type start, std::string::size_type end, const char *name);
std::string mCookie; // The full cookie, in RFC 2109 string format
LLDate mDate; // The expiration date of the cookie. For session cookies, this will be a null date (mDate.isNull() is true).
// Start/end indices of various parts of the cookie string. Stored as indices into the string to save space and time.
std::string::size_type mNameStart, mNameEnd;
std::string::size_type mValueStart, mValueEnd;
std::string::size_type mDomainStart, mDomainEnd;
std::string::size_type mPathStart, mPathEnd;
bool mDead;
bool mChanged;
};
typedef std::map<std::string, Cookie*> cookie_map_t;
cookie_map_t mCookies;
bool mHasChangedCookies;
void clearCookies();
void removeCookie(const std::string &key);
};
#endif // LL_LLPLUGINCOOKIESTORE_H
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