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Diffstat (limited to 'indra/llplugin/llplugincookiestore.h')
| -rw-r--r-- | indra/llplugin/llplugincookiestore.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/indra/llplugin/llplugincookiestore.h b/indra/llplugin/llplugincookiestore.h new file mode 100644 index 0000000000..5250f008b6 --- /dev/null +++ b/indra/llplugin/llplugincookiestore.h @@ -0,0 +1,122 @@ +/** + * @file llplugincookiestore.h + * @brief LLPluginCookieStore provides central storage for http cookies used by plugins + * + * @cond + * $LicenseInfo:firstyear=2010&license=viewergpl$ + * + * Copyright (c) 2010, Linden Research, Inc. + * + * Second Life Viewer Source Code + * The source code in this file ("Source Code") is provided by Linden Lab + * to you under the terms of the GNU General Public License, version 2.0 + * ("GPL"), unless you have obtained a separate licensing agreement + * ("Other License"), formally executed by you and Linden Lab. Terms of + * the GPL can be found in doc/GPL-license.txt in this distribution, or + * online at http://secondlife.com/developers/opensource/gplv2 + * + * There are special exceptions to the terms and conditions of the GPL as + * it is applied to this Source Code. View the full text of the exception + * in the file doc/FLOSS-exception.txt in this software distribution, or + * online at http://secondlife.com/developers/opensource/flossexception + * + * By copying, modifying or distributing this software, you acknowledge + * that you have read and understood your obligations described above, + * and agree to abide by those obligations. + * + * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO + * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, + * COMPLETENESS OR PERFORMANCE. + * $/LicenseInfo$ + * @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); + + // 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); + + 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); + + // 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(); + 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 |