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/**
* @file llmutelist.h
* @brief Management of list of muted players
*
* $LicenseInfo:firstyear=2003&license=viewerlgpl$
* 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
* $/LicenseInfo$
*/
#ifndef LL_MUTELIST_H
#define LL_MUTELIST_H
#include "llstring.h"
#include "lluuid.h"
class LLViewerObject;
class LLMessageSystem;
class LLMuteListObserver;
// An entry in the mute list.
class LLMute
{
public:
// Legacy mutes are BY_NAME and have null UUID.
// EXTERNAL mutes are only processed through an external system (e.g. Voice) and not stored.
enum EType { BY_NAME = 0, AGENT = 1, OBJECT = 2, GROUP = 3, EXTERNAL = 4, COUNT = 5 };
// Bits in the mute flags. For backwards compatibility (since any mute list entries that were created before the flags existed
// will have a flags field of 0), some of the flags are "inverted".
// Note that it's possible, through flags, to completely disable an entry in the mute list. The code should detect this case
// and remove the mute list entry instead.
enum
{
flagTextChat = 0x00000001, // If set, don't mute user's text chat
flagVoiceChat = 0x00000002, // If set, don't mute user's voice chat
flagParticles = 0x00000004, // If set, don't mute user's particles
flagObjectSounds = 0x00000008, // If set, mute user's object sounds
flagAll = 0x0000000F // Mask of all currently defined flags
};
LLMute(const LLUUID& id, const std::string& name = std::string(), EType type = BY_NAME, U32 flags = 0);
// Returns localized type name of muted item
std::string getDisplayType() const;
public:
LLUUID mID; // agent or object id
std::string mName; // agent or object name
EType mType; // needed for UI display of existing mutes
U32 mFlags; // flags pertaining to this mute entry
};
class LLMuteList : public LLSingleton<LLMuteList>
{
public:
// reasons for auto-unmuting a resident
enum EAutoReason
{
AR_IM = 0, // agent IMed a muted resident
AR_MONEY = 1, // agent paid L$ to a muted resident
AR_INVENTORY = 2, // agent offered inventory to a muted resident
AR_COUNT // enum count
};
LLMuteList();
~LLMuteList();
// Implemented locally so that we can perform some delayed initialization.
// Callers should be careful to call this one and not LLSingleton<LLMuteList>::getInstance()
// which would circumvent that mechanism. -MG
static LLMuteList* getInstance();
void addObserver(LLMuteListObserver* observer);
void removeObserver(LLMuteListObserver* observer);
// Add either a normal or a BY_NAME mute, for any or all properties.
BOOL add(const LLMute& mute, U32 flags = 0);
// Remove both normal and legacy mutes, for any or all properties.
BOOL remove(const LLMute& mute, U32 flags = 0);
BOOL autoRemove(const LLUUID& agent_id, const EAutoReason reason, const std::string& first_name = LLStringUtil::null, const std::string& last_name = LLStringUtil::null);
// Name is required to test against legacy text-only mutes.
BOOL isMuted(const LLUUID& id, const std::string& name = LLStringUtil::null, U32 flags = 0) const;
// Alternate (convenience) form for places we don't need to pass the name, but do need flags
BOOL isMuted(const LLUUID& id, U32 flags) const { return isMuted(id, LLStringUtil::null, flags); };
BOOL isLinden(const std::string& name) const;
BOOL isLoaded() const { return mIsLoaded; }
std::vector<LLMute> getMutes() const;
// request the mute list
void requestFromServer(const LLUUID& agent_id);
// call this method on logout to save everything.
void cache(const LLUUID& agent_id);
private:
BOOL loadFromFile(const std::string& filename);
BOOL saveToFile(const std::string& filename);
void setLoaded();
void notifyObservers();
void updateAdd(const LLMute& mute);
void updateRemove(const LLMute& mute);
// TODO: NULL out mute_id in database
static void processMuteListUpdate(LLMessageSystem* msg, void**);
static void processUseCachedMuteList(LLMessageSystem* msg, void**);
static void onFileMuteList(void** user_data, S32 code, LLExtStat ext_status);
private:
struct compare_by_name
{
bool operator()(const LLMute& a, const LLMute& b) const
{
std::string name1 = a.mName;
std::string name2 = b.mName;
LLStringUtil::toUpper(name1);
LLStringUtil::toUpper(name2);
return name1 < name2;
}
};
struct compare_by_id
{
bool operator()(const LLMute& a, const LLMute& b) const
{
return a.mID < b.mID;
}
};
typedef std::set<LLMute, compare_by_id> mute_set_t;
mute_set_t mMutes;
typedef std::set<std::string> string_set_t;
string_set_t mLegacyMutes;
typedef std::set<LLMuteListObserver*> observer_set_t;
observer_set_t mObservers;
BOOL mIsLoaded;
friend class LLDispatchEmptyMuteList;
};
class LLMuteListObserver
{
public:
virtual ~LLMuteListObserver() { }
virtual void onChange() = 0;
};
#endif //LL_MUTELIST_H
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