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Do not overwrite the core state upon receiving recursive event calls from the server.

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And allow the script to implement a similar approach.
This commit is contained in:
Sandu Liviu Catalin 2017-06-19 16:10:31 +03:00
parent 5fa97e17d9
commit b3cdc101a4
3 changed files with 94 additions and 14 deletions
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64
source/Core.hpp
View File

@ -1375,6 +1375,70 @@ public:
SignalPair mOnScriptLoaded;
};
/* ------------------------------------------------------------------------------------------------
* Structure used to preserve the core state across recursive event calls from the server.
*/
struct CoreState
{
/* --------------------------------------------------------------------------------------------
* Backup the current core state.
*/
CoreState()
: m_State(Core::Get().GetState())
{
//...
}
/* --------------------------------------------------------------------------------------------
* Backup the current core state and set the given state.
*/
CoreState(int s)
: m_State(Core::Get().GetState())
{
Core::Get().SetState(s);
}
/* --------------------------------------------------------------------------------------------
* Copy constructor (disabled).
*/
CoreState(const CoreState & o) = delete;
/* --------------------------------------------------------------------------------------------
* Move constructor (disabled).
*/
CoreState(CoreState && o) = delete;
/* --------------------------------------------------------------------------------------------
* Destructor. Restore the grabbed core state.
*/
~CoreState()
{
Core::Get().SetState(m_State);
}
/* --------------------------------------------------------------------------------------------
* Copy assignment operator (disabled).
*/
CoreState & operator = (const CoreState & o) = delete;
/* --------------------------------------------------------------------------------------------
* Move assignment operator (disabled).
*/
CoreState & operator = (CoreState && o) = delete;
/* --------------------------------------------------------------------------------------------
* Retrieve the guarded state.
*/
int GetValue() const
{
return m_State;
}
protected:
int m_State; // The core state at the time when this instance was created.
};
} // Namespace:: SqMod
#endif // _CORE_HPP_

24
source/CoreFuncs.cpp
View File

@ -8,6 +8,9 @@ namespace SqMod {
extern bool GetReloadStatus();
extern void SetReloadStatus(bool toggle);
// ------------------------------------------------------------------------------------------------
SQMODE_DECL_TYPENAME(CoreStateTypename, _SC("SqCoreState"))
// ------------------------------------------------------------------------------------------------
static SQInteger SqLoadScript(HSQUIRRELVM vm)
{
@ -308,8 +311,20 @@ static bool DelVehicle(Int32 id, Int32 header, LightObj & payload)
// ================================================================================================
void Register_Core(HSQUIRRELVM vm)
{
RootTable(vm)
.Bind(_SC("SqCore"), Table(vm)
Table corens(vm);
corens.Bind(_SC("State"),
Class< CoreState, NoCopy< CoreState > >(vm, CoreStateTypename::Str)
// Constructors
.Ctor()
.Ctor< int >()
// Meta-methods
.SquirrelFunc(_SC("_typename"), &CoreStateTypename::Fn)
// Member Properties
.Prop(_SC("Value"), &CoreState::GetValue)
);
corens
.Func(_SC("Reload"), &SqSetReloadStatus)
.Func(_SC("Reloading"), &SqGetReloadStatus)
.Func(_SC("ReloadBecause"), &SqReloadBecause)
@ -340,8 +355,9 @@ void Register_Core(HSQUIRRELVM vm)
.Func(_SC("OnPostLoad"), &SqGetPostLoadEvent)
.Func(_SC("OnUnload"), &SqGetUnloadEvent)
.SquirrelFunc(_SC("LoadScript"), &SqLoadScript)
.SquirrelFunc(_SC("On"), &SqGetEvents)
);
.SquirrelFunc(_SC("On"), &SqGetEvents);
RootTable(vm).Bind(_SC("SqCore"), corens);
}
} // Namespace:: SqMod

20
source/Main.cpp
View File

@ -78,7 +78,7 @@ void DoReload()
static uint8_t OnServerInitialise(void)
{
// Mark the initialization as successful by default
Core::Get().SetState(SQMOD_SUCCESS);
const CoreState cs(SQMOD_SUCCESS);
// Attempt to forward the event
try
{
@ -198,7 +198,7 @@ static void OnServerFrame(float elapsed_time)
static uint8_t OnPluginCommand(uint32_t command_identifier, CCStr message)
{
// Mark the initialization as successful by default
Core::Get().SetState(SQMOD_SUCCESS);
const CoreState cs(SQMOD_SUCCESS);
// Attempt to forward the event
try
{
@ -216,7 +216,7 @@ static uint8_t OnIncomingConnection(CStr player_name, size_t name_buffer_size,
CCStr user_password, CCStr ip_address)
{
// Mark the initialization as successful by default
Core::Get().SetState(SQMOD_SUCCESS);
const CoreState cs(SQMOD_SUCCESS);
// Attempt to forward the event
try
{
@ -280,7 +280,7 @@ static void OnPlayerDisconnect(int32_t player_id, vcmpDisconnectReason reason)
static uint8_t OnPlayerRequestClass(int32_t player_id, int32_t offset)
{
// Mark the initialization as successful by default
Core::Get().SetState(SQMOD_SUCCESS);
const CoreState cs(SQMOD_SUCCESS);
// Attempt to forward the event
try
{
@ -297,7 +297,7 @@ static uint8_t OnPlayerRequestClass(int32_t player_id, int32_t offset)
static uint8_t OnPlayerRequestSpawn(int32_t player_id)
{
// Mark the initialization as successful by default
Core::Get().SetState(SQMOD_SUCCESS);
const CoreState cs(SQMOD_SUCCESS);
// Attempt to forward the event
try
{
@ -362,7 +362,7 @@ static void OnPlayerUpdate(int32_t player_id, vcmpPlayerUpdate update_type)
static uint8_t OnPlayerRequestEnterVehicle(int32_t player_id, int32_t vehicle_id, int32_t slot_index)
{
// Mark the initialization as successful by default
Core::Get().SetState(SQMOD_SUCCESS);
const CoreState cs(SQMOD_SUCCESS);
// Attempt to forward the event
try
{
@ -597,7 +597,7 @@ static void OnPlayerAwayChange(int32_t player_id, uint8_t is_away)
static uint8_t OnPlayerMessage(int32_t player_id, CCStr message)
{
// Mark the initialization as successful by default
Core::Get().SetState(SQMOD_SUCCESS);
const CoreState cs(SQMOD_SUCCESS);
// Attempt to forward the event
try
{
@ -614,7 +614,7 @@ static uint8_t OnPlayerMessage(int32_t player_id, CCStr message)
static uint8_t OnPlayerCommand(int32_t player_id, CCStr message)
{
// Mark the initialization as successful by default
Core::Get().SetState(SQMOD_SUCCESS);
const CoreState cs(SQMOD_SUCCESS);
// Attempt to forward the event
try
{
@ -631,7 +631,7 @@ static uint8_t OnPlayerCommand(int32_t player_id, CCStr message)
static uint8_t OnPlayerPrivateMessage(int32_t player_id, int32_t target_player_id, CCStr message)
{
// Mark the initialization as successful by default
Core::Get().SetState(SQMOD_SUCCESS);
const CoreState cs(SQMOD_SUCCESS);
// Attempt to forward the event
try
{
@ -765,7 +765,7 @@ static void OnObjectTouched(int32_t object_id, int32_t player_id)
static uint8_t OnPickupPickAttempt(int32_t pickup_id, int32_t player_id)
{
// Mark the initialization as successful by default
Core::Get().SetState(SQMOD_SUCCESS);
const CoreState cs(SQMOD_SUCCESS);
// Attempt to forward the event
try
{