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mirror of https://github.com/VCMP-SqMod/SqMod.git synced 2024-11-08 08:47:17 +01:00
SqMod/modules/ini/Module.cpp
2016-04-02 13:09:24 +03:00

423 lines
16 KiB
C++

// --------------------------------------------------------------------------------------------
#include "Module.hpp"
#include "Common.hpp"
#include "Entries.hpp"
#include "Document.hpp"
// --------------------------------------------------------------------------------------------
#include <cstdio>
#include <cstdlib>
#include <cstdarg>
// --------------------------------------------------------------------------------------------
#include <sqrat.h>
// --------------------------------------------------------------------------------------------
#if defined(WIN32) || defined(_WIN32)
#include <Windows.h>
#endif
namespace SqMod {
// --------------------------------------------------------------------------------------------
PluginFuncs* _Func = nullptr;
PluginCallbacks* _Clbk = nullptr;
PluginInfo* _Info = nullptr;
// --------------------------------------------------------------------------------------------
HSQAPI _SqAPI = nullptr;
HSQEXPORTS _SqMod = nullptr;
HSQUIRRELVM _SqVM = nullptr;
/* ------------------------------------------------------------------------------------------------
* Bind speciffic functions to certain server events.
*/
void BindCallbacks();
/* ------------------------------------------------------------------------------------------------
* Undo changes made with BindCallbacks().
*/
void UnbindCallbacks();
/* --------------------------------------------------------------------------------------------
* Register the module API under the specified virtual machine.
*/
void RegisterAPI(HSQUIRRELVM vm);
/* --------------------------------------------------------------------------------------------
* Initialize the plugin by obtaining the API provided by the host plugin.
*/
void OnSquirrelInitialize()
{
// Attempt to import the plugin API exported by the host plugin
_SqMod = sq_api_import(_Func);
// Did we failed to obtain the plugin exports?
if(!_SqMod)
{
OutputError("Failed to attach [%s] on host plugin.", SQINI_NAME);
}
else
{
// Obtain the Squirrel API
_SqAPI = _SqMod->GetSquirrelAPI();
// Expand the Squirrel API into global functions
sq_api_expand(_SqAPI);
}
}
/* --------------------------------------------------------------------------------------------
* Load the module on the virtual machine provided by the host module.
*/
void OnSquirrelLoad()
{
// Make sure that we have a valid plugin API
if (!_SqMod)
{
return; // Unable to proceed!
}
// Obtain the Squirrel API and VM
_SqVM = _SqMod->GetSquirrelVM();
// Make sure that a valid virtual machine exists
if (!_SqVM)
{
return; // Unable to proceed!
}
// Set this as the default database
DefaultVM::Set(_SqVM);
// Register the module API
RegisterAPI(_SqVM);
// Notify about the current status
OutputMessage("Registered: %s", SQINI_NAME);
}
/* --------------------------------------------------------------------------------------------
* The virtual machine is about to be terminated and script resources should be released.
*/
void OnSquirrelTerminate()
{
OutputMessage("Terminating: %s", SQINI_NAME);
// Release the current database (if any)
DefaultVM::Set(nullptr);
}
/* --------------------------------------------------------------------------------------------
* Validate the module API to make sure we don't run into issues.
*/
bool CheckAPIVer(CCStr ver)
{
// Obtain the numeric representation of the API version
long vernum = std::strtol(ver, nullptr, 10);
// Check against version mismatch
if (vernum == SQMOD_API_VER)
{
return true;
}
// Log the incident
OutputError("API version mismatch on %s", SQINI_NAME);
OutputMessage("=> Requested: %ld Have: %ld", vernum, SQMOD_API_VER);
// Invoker should not attempt to communicate through the module API
return false;
}
/* --------------------------------------------------------------------------------------------
* React to command sent by other plugins.
*/
static int OnInternalCommand(unsigned int type, const char * text)
{
switch(type)
{
case SQMOD_INITIALIZE_CMD:
if (CheckAPIVer(text))
{
OnSquirrelInitialize();
}
break;
case SQMOD_LOAD_CMD:
OnSquirrelLoad();
break;
case SQMOD_TERMINATE_CMD:
OnSquirrelTerminate();
break;
default: break;
}
return 1;
}
/* --------------------------------------------------------------------------------------------
* The server was initialized and this plugin was loaded successfully.
*/
static int OnInitServer()
{
return 1;
}
static void OnShutdownServer(void)
{
// The server may still send callbacks
UnbindCallbacks();
}
// ------------------------------------------------------------------------------------------------
void BindCallbacks()
{
_Clbk->OnInitServer = OnInitServer;
_Clbk->OnInternalCommand = OnInternalCommand;
_Clbk->OnShutdownServer = OnShutdownServer;
}
// ------------------------------------------------------------------------------------------------
void UnbindCallbacks()
{
_Clbk->OnInitServer = nullptr;
_Clbk->OnInternalCommand = nullptr;
_Clbk->OnShutdownServer = nullptr;
}
// --------------------------------------------------------------------------------------------
void RegisterAPI(HSQUIRRELVM vm)
{
Table inins(vm);
inins.Bind(_SC("Result"), Class< IniResult >(vm, _SC("SqIniResult"))
// Constructors
.Ctor()
.Ctor< CSStr, SQInteger >()
.Ctor< const IniResult & >()
// Core Metamethods
.Func(_SC("_cmp"), &IniResult::Cmp)
.SquirrelFunc(_SC("_typename"), &IniResult::Typename)
.Func(_SC("_tostring"), &IniResult::ToString)
// Properties
.Prop(_SC("Valid"), &IniResult::IsValid)
.Prop(_SC("Action"), &IniResult::GetAction)
.Prop(_SC("Result"), &IniResult::GetResult)
// Member Methods
.Func(_SC("Check"), &IniResult::Check)
);
inins.Bind(_SC("Entries"), Class< Entries >(vm, _SC("SqIniEntries"))
// Constructors
.Ctor()
.Ctor< const Entries & >()
// Core Metamethods
.Func(_SC("_cmp"), &Entries::Cmp)
.SquirrelFunc(_SC("_typename"), &Entries::Typename)
.Func(_SC("_tostring"), &Entries::ToString)
// Properties
.Prop(_SC("Valid"), &Entries::IsValid)
.Prop(_SC("Empty"), &Entries::IsEmpty)
.Prop(_SC("References"), &Entries::GetRefCount)
.Prop(_SC("Size"), &Entries::GetSize)
.Prop(_SC("Item"), &Entries::GetItem)
.Prop(_SC("Comment"), &Entries::GetComment)
.Prop(_SC("Order"), &Entries::GetOrder)
// Member Methods
.Func(_SC("Reset"), &Entries::Reset)
.Func(_SC("Next"), &Entries::Next)
.Func(_SC("Prev"), &Entries::Prev)
.Func(_SC("Advance"), &Entries::Advance)
.Func(_SC("Retreat"), &Entries::Retreat)
.Func(_SC("Sort"), &Entries::Sort)
.Func(_SC("SortByKeyOrder"), &Entries::SortByKeyOrder)
.Func(_SC("SortByLoadOrder"), &Entries::SortByLoadOrder)
);
inins.Bind(_SC("Document"), Class< Document, NoCopy< Document > >(vm, _SC("SqIniDocument"))
// Constructors
.Ctor()
.Ctor< bool >()
.Ctor< bool, bool >()
.Ctor< bool, bool, bool >()
// Core Metamethods
.Func(_SC("_cmp"), &Document::Cmp)
.SquirrelFunc(_SC("_typename"), &Document::Typename)
.Func(_SC("_tostring"), &Document::ToString)
// Properties
.Prop(_SC("Valid"), &Document::IsValid)
.Prop(_SC("Empty"), &Document::IsEmpty)
.Prop(_SC("References"), &Document::GetRefCount)
.Prop(_SC("Unicode"), &Document::GetUnicode, &Document::SetUnicode)
.Prop(_SC("MultiKey"), &Document::GetMultiKey, &Document::SetMultiKey)
.Prop(_SC("MultiLine"), &Document::GetMultiLine, &Document::SetMultiLine)
.Prop(_SC("Spaces"), &Document::GetSpaces, &Document::SetSpaces)
// Member Methods
.Func(_SC("Reset"), &Document::Reset)
.Func(_SC("LoadFile"), &Document::LoadFile)
.Overload< IniResult (Document::*)(CSStr) >(_SC("LoadString"), &Document::LoadData)
.Overload< IniResult (Document::*)(CSStr, Int32) >(_SC("LoadString"), &Document::LoadData)
.Overload< IniResult (Document::*)(CSStr) >(_SC("SaveFile"), &Document::SaveFile)
.Overload< IniResult (Document::*)(CSStr, bool) >(_SC("SaveFile"), &Document::SaveFile)
.Func(_SC("SaveData"), &Document::SaveData)
.Func(_SC("GetSections"), &Document::GetAllSections)
.Func(_SC("GetKeys"), &Document::GetAllKeys)
.Func(_SC("GetValues"), &Document::GetAllValues)
.Func(_SC("GetSectionSize"), &Document::GetSectionSize)
.Func(_SC("HasMultipleKeys"), &Document::HasMultipleKeys)
.Func(_SC("GetValue"), &Document::GetValue)
.Func(_SC("GetInteger"), &Document::GetInteger)
.Func(_SC("GetFloat"), &Document::GetFloat)
.Func(_SC("GetBoolean"), &Document::GetBoolean)
.Overload< IniResult (Document::*)(CSStr, CSStr, CSStr) >(_SC("SetValue"), &Document::SetValue)
.Overload< IniResult (Document::*)(CSStr, CSStr, CSStr, bool) >(_SC("SetValue"), &Document::SetValue)
.Overload< IniResult (Document::*)(CSStr, CSStr, CSStr, bool, CSStr) >(_SC("SetValue"), &Document::SetValue)
.Overload< IniResult (Document::*)(CSStr, CSStr, SQInteger) >(_SC("SetInteger"), &Document::SetInteger)
.Overload< IniResult (Document::*)(CSStr, CSStr, SQInteger, bool) >(_SC("SetInteger"), &Document::SetInteger)
.Overload< IniResult (Document::*)(CSStr, CSStr, SQInteger, bool, bool) >(_SC("SetInteger"), &Document::SetInteger)
.Overload< IniResult (Document::*)(CSStr, CSStr, SQInteger, bool, bool, CSStr) >(_SC("SetInteger"), &Document::SetInteger)
.Overload< IniResult (Document::*)(CSStr, CSStr, SQFloat) >(_SC("SetFloat"), &Document::SetFloat)
.Overload< IniResult (Document::*)(CSStr, CSStr, SQFloat, bool) >(_SC("SetFloat"), &Document::SetFloat)
.Overload< IniResult (Document::*)(CSStr, CSStr, SQFloat, bool, CSStr) >(_SC("SetFloat"), &Document::SetFloat)
.Overload< IniResult (Document::*)(CSStr, CSStr, bool) >(_SC("SetBoolean"), &Document::SetBoolean)
.Overload< IniResult (Document::*)(CSStr, CSStr, bool, bool) >(_SC("SetBoolean"), &Document::SetBoolean)
.Overload< IniResult (Document::*)(CSStr, CSStr, bool, bool, CSStr) >(_SC("SetBoolean"), &Document::SetBoolean)
.Overload< bool (Document::*)(CSStr) >(_SC("DeleteValue"), &Document::DeleteValue)
.Overload< bool (Document::*)(CSStr, CSStr) >(_SC("DeleteValue"), &Document::DeleteValue)
.Overload< bool (Document::*)(CSStr, CSStr, CSStr) >(_SC("DeleteValue"), &Document::DeleteValue)
.Overload< bool (Document::*)(CSStr, CSStr, CSStr, bool) >(_SC("DeleteValue"), &Document::DeleteValue)
);
RootTable(vm).Bind(_SC("SqIni"), inins);
ConstTable(vm).Enum(_SC("SqIniError"), Enumeration(vm)
.Const(_SC("Ok"), Int32(SI_OK))
.Const(_SC("Updated"), Int32(SI_UPDATED))
.Const(_SC("Inserted"), Int32(SI_INSERTED))
.Const(_SC("Fail"), Int32(SI_FAIL))
.Const(_SC("NoMem"), Int32(SI_NOMEM))
.Const(_SC("File"), Int32(SI_FILE))
);
}
// --------------------------------------------------------------------------------------------
void OutputMessageImpl(const char * msg, va_list args)
{
#if defined(WIN32) || defined(_WIN32)
HANDLE hstdout = GetStdHandle(STD_OUTPUT_HANDLE);
CONSOLE_SCREEN_BUFFER_INFO csb_before;
GetConsoleScreenBufferInfo( hstdout, &csb_before);
SetConsoleTextAttribute(hstdout, FOREGROUND_GREEN);
printf("[SQMOD] ");
SetConsoleTextAttribute(hstdout, FOREGROUND_GREEN | FOREGROUND_BLUE | FOREGROUND_RED | FOREGROUND_INTENSITY);
vprintf(msg, args);
puts("");
SetConsoleTextAttribute(hstdout, csb_before.wAttributes);
#else
printf("%c[0;32m[SQMOD]%c[0;37m", 27, 27);
vprintf(msg, args);
puts("");
#endif
}
// --------------------------------------------------------------------------------------------
void OutputErrorImpl(const char * msg, va_list args)
{
#if defined(WIN32) || defined(_WIN32)
HANDLE hstdout = GetStdHandle(STD_OUTPUT_HANDLE);
CONSOLE_SCREEN_BUFFER_INFO csb_before;
GetConsoleScreenBufferInfo( hstdout, &csb_before);
SetConsoleTextAttribute(hstdout, FOREGROUND_RED | FOREGROUND_INTENSITY);
printf("[SQMOD] ");
SetConsoleTextAttribute(hstdout, FOREGROUND_GREEN | FOREGROUND_BLUE | FOREGROUND_RED | FOREGROUND_INTENSITY);
vprintf(msg, args);
puts("");
SetConsoleTextAttribute(hstdout, csb_before.wAttributes);
#else
printf("%c[0;32m[SQMOD]%c[0;37m", 27, 27);
vprintf(msg, args);
puts("");
#endif
}
// --------------------------------------------------------------------------------------------
void OutputDebug(const char * msg, ...)
{
#ifdef _DEBUG
// Initialize the arguments list
va_list args;
va_start(args, msg);
// Call the output function
OutputMessageImpl(msg, args);
// Finalize the arguments list
va_end(args);
#else
SQMOD_UNUSED_VAR(msg);
#endif
}
// --------------------------------------------------------------------------------------------
void OutputMessage(const char * msg, ...)
{
// Initialize the arguments list
va_list args;
va_start(args, msg);
// Call the output function
OutputMessageImpl(msg, args);
// Finalize the arguments list
va_end(args);
}
// --------------------------------------------------------------------------------------------
void OutputError(const char * msg, ...)
{
// Initialize the arguments list
va_list args;
va_start(args, msg);
// Call the output function
OutputErrorImpl(msg, args);
// Finalize the arguments list
va_end(args);
}
} // Namespace:: SqMod
// --------------------------------------------------------------------------------------------
SQMOD_API_EXPORT unsigned int VcmpPluginInit(PluginFuncs* functions, PluginCallbacks* callbacks, PluginInfo* info)
{
using namespace SqMod;
// Output plugin header
puts("");
OutputMessage("--------------------------------------------------------------------");
OutputMessage("Plugin: %s", SQINI_NAME);
OutputMessage("Author: %s", SQINI_AUTHOR);
OutputMessage("Legal: %s", SQINI_COPYRIGHT);
OutputMessage("--------------------------------------------------------------------");
puts("");
// Attempt to find the host plugin ID
int host_plugin_id = functions->FindPlugin((char *)(SQMOD_HOST_NAME));
// See if our plugin was loaded after the host plugin
if (host_plugin_id < 0)
{
OutputError("%s could find the host plugin", SQINI_NAME);
// Don't load!
return SQMOD_FAILURE;
}
// Should never reach this point but just in case
else if (host_plugin_id > (info->nPluginId))
{
OutputError("%s loaded after the host plugin", SQINI_NAME);
// Don't load!
return SQMOD_FAILURE;
}
// Store server proxies
_Func = functions;
_Clbk = callbacks;
_Info = info;
// Assign plugin information
_Info->uPluginVer = SQINI_VERSION;
std::strcpy(_Info->szName, SQINI_HOST_NAME);
// Bind callbacks
BindCallbacks();
// Notify that the plugin was successfully loaded
OutputMessage("Successfully loaded %s", SQINI_NAME);
// Dummy spacing
puts("");
// Done!
return SQMOD_SUCCESS;
}