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SingularityViewer/indra/newview/rlvhandler.h
2016-01-16 08:05:47 -05:00

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/**
*
* Copyright (c) 2009-2011, Kitty Barnett
*
* The source code in this file is provided to you under the terms of the
* GNU Lesser General Public License, version 2.1, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. Terms of the LGPL can be found in doc/LGPL-licence.txt
* in this distribution, or online at http://www.gnu.org/licenses/lgpl-2.1.txt
*
* 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.
*
*/
#ifndef RLV_HANDLER_H
#define RLV_HANDLER_H
#include <stack>
#include "rlvcommon.h"
#include "rlvhelper.h" // Needed to make GCC happy
// ============================================================================
class RlvHandler : public LLOldEvents::LLSimpleListener
{
public:
RlvHandler();
~RlvHandler();
// --------------------------------
/*
* Rule checking functions
*/
// NOTE: - to check @detach=n -> (see RlvAttachmentLocks)
// - to check @addattach=n -> (see RlvAttachmentLocks)
// - to check @remattach=n -> (see RlvAttachmentLocks)
// - to check @addoutfit=n -> (see RlvWearableLocks)
// - to check @remoutfit=n -> (see RlvWearableLocks)
// - to check exceptions -> isException()
public:
// Returns TRUE is at least one object contains the specified behaviour (and optional option)
bool hasBehaviour(ERlvBehaviour eBhvr) const { return (eBhvr < RLV_BHVR_COUNT) ? (0 != m_Behaviours[eBhvr]) : false; }
bool hasBehaviour(ERlvBehaviour eBhvr, const std::string& strOption) const;
// Returns TRUE if at least one object (except the specified one) contains the specified behaviour (and optional option)
bool hasBehaviourExcept(ERlvBehaviour eBhvr, const LLUUID& idObj) const;
bool hasBehaviourExcept(ERlvBehaviour eBhvr, const std::string& strOption, const LLUUID& idObj) const;
// Returns TRUE if at least one object in the linkset with specified root ID contains the specified behaviour (and optional option)
bool hasBehaviourRoot(const LLUUID& idObjRoot, ERlvBehaviour eBhvr, const std::string& strOption = LLStringUtil::null) const;
// Adds or removes an exception for the specified behaviour
void addException(const LLUUID& idObj, ERlvBehaviour eBhvr, const RlvExceptionOption& varOption);
void removeException(const LLUUID& idObj, ERlvBehaviour eBhvr, const RlvExceptionOption& varOption);
// Returns TRUE if the specified behaviour has an added exception
bool hasException(ERlvBehaviour eBhvr) const;
// Returns TRUE if the specified option was added as an exception for the specified behaviour
bool isException(ERlvBehaviour eBhvr, const RlvExceptionOption& varOption, ERlvExceptionCheck typeCheck = RLV_CHECK_DEFAULT) const;
// Returns TRUE if the specified behaviour should behave "permissive" (rather than "strict"/"secure")
bool isPermissive(ERlvBehaviour eBhvr) const;
#ifdef RLV_EXPERIMENTAL_COMPOSITEFOLDERS
// Returns TRUE if the composite folder doesn't contain any "locked" items
bool canTakeOffComposite(const LLInventoryCategory* pFolder) const;
// Returns TRUE if the composite folder doesn't replace any "locked" items
bool canWearComposite(const LLInventoryCategory* pFolder) const;
// Returns TRUE if the folder is a composite folder and optionally returns the name
bool getCompositeInfo(const LLInventoryCategory* pFolder, std::string* pstrName) const;
// Returns TRUE if the inventory item belongs to a composite folder and optionally returns the name and composite folder
bool getCompositeInfo(const LLUUID& idItem, std::string* pstrName, LLViewerInventoryCategory** ppFolder) const;
// Returns TRUE if the folder is a composite folder
bool isCompositeFolder(const LLInventoryCategory* pFolder) const { return getCompositeInfo(pFolder, NULL); }
// Returns TRUE if the inventory item belongs to a composite folder
bool isCompositeDescendent(const LLUUID& idItem) const { return getCompositeInfo(idItem, NULL, NULL); }
// Returns TRUE if the inventory item is part of a folded composite folder and should be hidden from @getoufit or @getattach
bool isHiddenCompositeItem(const LLUUID& idItem, const std::string& strItemType) const;
#endif // RLV_EXPERIMENTAL_COMPOSITEFOLDERS
// --------------------------------
/*
* Helper functions
*/
public:
// Accessors
const LLUUID& getAgentGroup() const { return m_idAgentGroup; } // @setgroup
bool getCanCancelTp() const { return m_fCanCancelTp; } // @accepttp and @tpto
void setCanCancelTp(bool fAllow) { m_fCanCancelTp = fAllow; } // @accepttp and @tpto
const LLVector3d& getSitSource() const { return m_posSitSource; } // @standtp
void setSitSource(const LLVector3d& posSource) { m_posSitSource = posSource; } // @standtp
// Command specific helper functions
bool canEdit(const LLViewerObject* pObj) const; // @edit and @editobj
bool canShowHoverText(const LLViewerObject* pObj) const; // @showhovertext* command family
bool canSit(LLViewerObject* pObj, const LLVector3& posOffset = LLVector3::zero) const;
bool canTouch(const LLViewerObject* pObj, const LLVector3& posOffset = LLVector3::zero) const; // @touch
bool filterChat(std::string& strUTF8Text, bool fFilterEmote) const; // @sendchat, @recvchat and @redirchat
bool redirectChatOrEmote(const std::string& strUTF8Test) const; // @redirchat and @rediremote
void updatePole(const ERlvBehaviour& bhvr, bool max); // @cam*min, @cam*max, and @camavdist
F32 camPole(const ERlvBehaviour& bhvr) { return m_Poles[bhvr]; } // @cam*min, @cam*max, and @camavdist
LLColor3 camDrawColor() const; // @camdrawcolor
// Command processing helper functions
ERlvCmdRet processCommand(const LLUUID& idObj, const std::string& strCommand, bool fFromObj);
void processRetainedCommands(ERlvBehaviour eBhvrFilter = RLV_BHVR_UNKNOWN, ERlvParamType eTypeFilter = RLV_TYPE_UNKNOWN);
// Returns a pointer to the currently executing command (do *not* save this pointer)
const RlvCommand* getCurrentCommand() const { return (!m_CurCommandStack.empty()) ? m_CurCommandStack.top() : NULL; }
// Returns the UUID of the object we're currently executing a command for
const LLUUID& getCurrentObject() const { return (!m_CurObjectStack.empty()) ? m_CurObjectStack.top() : LLUUID::null; }
// Initialization
static BOOL canDisable();
static BOOL isEnabled() { return m_fEnabled; }
static BOOL setEnabled(BOOL fEnable);
protected:
void clearState();
// --------------------------------
/*
* Event handling
*/
public:
// The behaviour signal is triggered whenever a command is successfully processed and resulted in adding or removing a behaviour
typedef boost::signals2::signal<void (ERlvBehaviour, ERlvParamType)> rlv_behaviour_signal_t;
boost::signals2::connection setBehaviourCallback(const rlv_behaviour_signal_t::slot_type& cb ) { return m_OnBehaviour.connect(cb); }
boost::signals2::connection setBehaviourToggleCallback(const rlv_behaviour_signal_t::slot_type& cb ) { return m_OnBehaviourToggle.connect(cb); }
// The command signal is triggered whenever a command is processed
typedef boost::signals2::signal<void (const RlvCommand&, ERlvCmdRet, bool)> rlv_command_signal_t;
boost::signals2::connection setCommandCallback(const rlv_command_signal_t::slot_type& cb ) { return m_OnCommand.connect(cb); }
void addCommandHandler(RlvCommandHandler* pHandler);
void removeCommandHandler(RlvCommandHandler* pHandler);
protected:
void clearCommandHandlers();
bool notifyCommandHandlers(rlvCommandHandler f, const RlvCommand& rlvCmd, ERlvCmdRet& eRet, bool fNotifyAll) const;
// Externally invoked event handlers
public:
bool handleEvent(LLPointer<LLOldEvents::LLEvent> event, const LLSD& sdUserdata); // Implementation of public LLSimpleListener
void onAttach(const LLViewerObject* pAttachObj, const LLViewerJointAttachment* pAttachPt);
void onDetach(const LLViewerObject* pAttachObj, const LLViewerJointAttachment* pAttachPt);
bool onGC();
void onLoginComplete();
void onSitOrStand(bool fSitting);
void onTeleportFailed();
void onTeleportFinished(const LLVector3d& posArrival);
static void onIdleStartup(void* pParam);
/*
* Command processing
*/
protected:
ERlvCmdRet processCommand(const RlvCommand& rlvCmd, bool fFromObj);
ERlvCmdRet processClearCommand(const RlvCommand& rlvCmd);
// Command handlers (RLV_TYPE_ADD and RLV_TYPE_CLEAR)
ERlvCmdRet processAddRemCommand(const RlvCommand& rlvCmd);
ERlvCmdRet onAddRemAttach(const RlvCommand& rlvCmd, bool& fRefCount);
ERlvCmdRet onAddRemDetach(const RlvCommand& rlvCmd, bool& fRefCount);
ERlvCmdRet onAddRemFolderLock(const RlvCommand& rlvCmd, bool& fRefCount);
ERlvCmdRet onAddRemFolderLockException(const RlvCommand& rlvCmd, bool& fRefCount);
// Command handlers (RLV_TYPE_FORCE)
ERlvCmdRet processForceCommand(const RlvCommand& rlvCmd) const;
ERlvCmdRet onForceRemAttach(const RlvCommand& rlvCmd) const;
ERlvCmdRet onForceRemOutfit(const RlvCommand& rlvCmd) const;
ERlvCmdRet onForceGroup(const RlvCommand& rlvCmd) const;
ERlvCmdRet onForceSit(const RlvCommand& rlvCmd) const;
ERlvCmdRet onForceWear(const LLViewerInventoryCategory* pFolder, ERlvBehaviour eBhvr) const;
void onForceWearCallback(const uuid_vec_t& idItems, ERlvBehaviour eBhvr) const;
// Command handlers (RLV_TYPE_REPLY)
ERlvCmdRet processReplyCommand(const RlvCommand& rlvCmd) const;
ERlvCmdRet onFindFolder(const RlvCommand& rlvCmd, std::string& strReply) const;
ERlvCmdRet onGetAttach(const RlvCommand& rlvCmd, std::string& strReply) const;
ERlvCmdRet onGetAttachNames(const RlvCommand& rlvCmd, std::string& strReply) const;
ERlvCmdRet onGetInv(const RlvCommand& rlvCmd, std::string& strReply) const;
ERlvCmdRet onGetInvWorn(const RlvCommand& rlvCmd, std::string& strReply) const;
ERlvCmdRet onGetOutfit(const RlvCommand& rlvCmd, std::string& strReply) const;
ERlvCmdRet onGetOutfitNames(const RlvCommand& rlvCmd, std::string& strReply) const;
ERlvCmdRet onGetPath(const RlvCommand& rlvCmd, std::string& strReply) const;
// --------------------------------
/*
* Member variables
*/
public:
typedef std::map<LLUUID, RlvObject> rlv_object_map_t;
typedef std::multimap<ERlvBehaviour, RlvException> rlv_exception_map_t;
protected:
rlv_object_map_t m_Objects; // Map of objects that have active restrictions (idObj -> RlvObject)
rlv_exception_map_t m_Exceptions; // Map of currently active restriction exceptions (ERlvBehaviour -> RlvException)
std::map<ERlvBehaviour, F32> m_Poles; // Map of polest poles from exceptions that store polar values.
S16 m_Behaviours[RLV_BHVR_COUNT];
rlv_command_list_t m_Retained;
RlvGCTimer* m_pGCTimer;
std::stack<const RlvCommand*> m_CurCommandStack;// Convenience (see @tpto)
std::stack<LLUUID> m_CurObjectStack; // Convenience (see @tpto)
rlv_behaviour_signal_t m_OnBehaviour;
rlv_behaviour_signal_t m_OnBehaviourToggle;
rlv_command_signal_t m_OnCommand;
mutable std::list<RlvCommandHandler*> m_CommandHandlers;
static BOOL m_fEnabled; // Use setEnabled() to toggle this
bool m_fCanCancelTp; // @accepttp=n and @tpto=force
mutable LLVector3d m_posSitSource; // @standtp=n (mutable because onForceXXX handles are all declared as const)
mutable LLUUID m_idAgentGroup; // @setgroup=n
friend class RlvSharedRootFetcher; // Fetcher needs access to m_fFetchComplete
friend class RlvGCTimer; // Timer clear its own point at destruction
// --------------------------------
/*
* Internal access functions used by unit tests
*/
public:
const rlv_object_map_t* getObjectMap() const { return &m_Objects; }
//const rlv_exception_map_t* getExceptionMap() const { return &m_Exceptions; }
};
typedef RlvHandler rlv_handler_t;
extern rlv_handler_t gRlvHandler;
// ============================================================================
// Inlined member functions
//
// Checked: 2010-11-29 (RLVa-1.3.0c) | Added: RLVa-1.3.0c
inline bool RlvHandler::canEdit(const LLViewerObject* pObj) const
{
// The specified object can be edited if:
// - not generally restricted from editing (or the object's root is an exception)
// - not specifically restricted from editing this object's root
return
(pObj) &&
((!hasBehaviour(RLV_BHVR_EDIT)) || (isException(RLV_BHVR_EDIT, pObj->getRootEdit()->getID()))) &&
((!hasBehaviour(RLV_BHVR_EDITOBJ)) || (!isException(RLV_BHVR_EDITOBJ, pObj->getRootEdit()->getID())));
}
// Checked: 2010-03-27 (RLVa-1.4.0a) | Modified: RLVa-1.0.0f
inline bool RlvHandler::canShowHoverText(const LLViewerObject *pObj) const
{
return ( (!pObj) || (LL_PCODE_VOLUME != pObj->getPCode()) ||
!( (hasBehaviour(RLV_BHVR_SHOWHOVERTEXTALL)) ||
( (hasBehaviour(RLV_BHVR_SHOWHOVERTEXTWORLD)) && (!pObj->isHUDAttachment()) ) ||
( (hasBehaviour(RLV_BHVR_SHOWHOVERTEXTHUD)) && (pObj->isHUDAttachment()) ) ||
(isException(RLV_BHVR_SHOWHOVERTEXT, pObj->getID(), RLV_CHECK_PERMISSIVE)) ) );
}
inline bool RlvHandler::hasBehaviour(ERlvBehaviour eBhvr, const std::string& strOption) const
{
return hasBehaviourExcept(eBhvr, strOption, LLUUID::null);
}
inline bool RlvHandler::hasBehaviourExcept(ERlvBehaviour eBhvr, const LLUUID& idObj) const
{
return hasBehaviourExcept(eBhvr, LLStringUtil::null, idObj);
}
// ============================================================================
#endif // RLV_HANDLER_H