program Paster;
//{$DEFINE DEV}
const
  HOSTDef = 'paste.villavu.com';

function GetName: string;
begin;
  Result := 'Paster';
end;

function GetVersion: string;
begin;
  Result := '1.0b';
end;

{$IFDEF EXTENSION}

type
  TAltHost_Menu = record
    Index: integer;
    Menu: TMenuItem;
    Paste_MenuItem: TMenuItem;
    PasteS_MenuItem: TMenuItem;
    GetPaste_MenuItem: TMenuItem;
    Divider_MenuItem: TMenuItem;
    Default_MenuItem: TMenuItem;
    Update_MenuItem: TMenuItem;
    Delete_MenuItem: TMenuItem;
  end;
  TAltHost_Menus = array of TAltHost_Menu;

var
  Paster_Menu, GetPaste_MenuItem, Private_MenuItem,
  Browser_MenuItem, AltHost_Menu, AltHostAdd_MenuItem: TMenuItem;
  Paster_MenuItems: array[1..2] of TMenuItem;
  Divider_MenuItems: array[1..3] of TMenuItem;
  AltHost_Menus: TAltHost_Menus;
  AltHost_Top: integer;

function EncodeString(Data: string): string;
var
  Pattern, Replacement: TStringArray;
  I: integer;
begin
  Pattern     := ['\',   #8,   #9,  #10,  #11,  #12,  #13,  '"',   {#39,}   '/'];
  Replacement := ['\\', '\b', '\t', '\n', '\v', '\f', '\r', '\"', {'\'#39,} '\/'];
  Result := Data;
  if (Length(Pattern) = Length(Replacement)) then
    for I := Low(Pattern) to High(Pattern) do
      Result := Replace(Result, Pattern[I], Replacement[I], [rfIgnoreCase, rfReplaceAll]);
end;

function JSONRequest(var Data: string; const HOST, Method: string): boolean;
begin
  {$IFDEF DEV}WriteLn('JSONRequest('#39 + Data + #39', '#39 + HOST + #39', '#39 + Method + #39');');{$ENDIF}
  Data := GetPageEx('http://' + HOST + '/json/?method=' + Method, Data, 'application/json');
  {$IFDEF DEV}WriteLn('Data := '#39 + Data + #39';');{$ENDIF}
  if (Data = '') then
  begin
    Data := '{"data": null, "error": "Server unresponsive!"}';
    Result := False;
    Exit;
  end;

  if (not ((Data[1] = '{') and (Data[Length(Data) - 1] = '}'))) then
  begin
    Data := '{"data": null, "error": "Host \"' + HOST + '\" is not a LodgeIt Server!"}';
    Result := False;
    Exit;
  end;

  if (Method = 'pastes.getPaste') then
  begin
    //Little hack for getPaste too work....
    Data := Replace(Data, '{"data": {', '{', []);
    Data := Replace(Data, '}, "error": ', ', "error": ', []);
  end;

  Result := True;
end;

function GetPaste(HOST: string): boolean;
var
  Data: string;
begin
  if (HOST = '') then
    HOST := HOSTDef;
  if (InputQuery(GetName + ' ' + GetVersion + ' Extension', 'Which ID would you like to grab?', Data)) then
  begin
    if IntToStr(StrToIntDef(Data, -1)) = Data then
      Data := '{"paste_id": ' + Data + '}'
    else
      Data := '{"paste_id": "' + Data + '"}';

    if (not (JSONRequest(Data, HOST, 'pastes.getPaste'))) then
    begin
      WriteLn('[Paster]Error: ' + GetJSONValue(Data, 'error'));
      Result := False;
      Exit;
    end;

    if ((GetJSONValue(Data, 'data') = 'null') and (GetJSONValue(Data, 'error') = 'null')) then
    begin
      WriteLn('[Paster]Error: Invalid Paste ID!');
      Result := False;
      Exit;
    end;

    WriteLn('Opening Paste #' + GetJSONValue(Data, 'paste_id') + ' in a new tab!');
    OpenScript('Paste #' + GetJSONValue(Data, 'paste_id'), GetJSONValue(Data, 'code'), False);
    Result := True;
  end;
end;

function PasteIt(out Data: string; HOST, S: string): boolean;
var
  ScriptTextEx: string;
begin
  if (MessageDlg(GetName + ' ' + GetVersion + ' Extension', 'Upload this script to ' + HOST + '?', mtConfirmation, [mbYes, mbNo], 0) = mrYes) then
  begin
    ScriptTextEx := S;

    if (ExecRegExpr('([N|n][A|a][M|m][E|e]|[P|p][A|a][S|s]{2}|[P|p][I|i][N|n])', ScriptTextEx)) then
      case (MessageDlg(GetName + ' ' + GetVersion + ' Extension', 'Would you like to mask sensitive data?', mtConfirmation, [mbYes, mbNo, mbCancel], 0)) of
        mrYes: ScriptTextEx := ReplaceRegExpr('([N|n][A|a][M|m][E|e]|[P|p][A|a][S|s]{2}|[P|p][I|i][N|n])\s*\:\=\s*\''.*?\'';', ScriptTextEx, '$1 := ''*********'';', True);
        mrNo: WriteLn('[Paster]Warning: Not masking data!');
        else
        begin
          WriteLn('[Paster]: Paste canceled');
          Exit;
        end;
      end;

    Data := '{"language": "delphi", "code": "' + EncodeString(ScriptTextEx) + '", "private": ' + Lowercase(BoolToStr(Private_MenuItem.Checked)) + '}';
    JSONRequest(Data, HOST, 'pastes.newPaste');
    if (GetJSONValue(Data, 'error') = 'null') then
    begin
      Data := GetJSONValue(Data, 'data');
      Result := True;
    end else
      Data := '[Paster]Error: ' + GetJSONValue(Data, 'error');
  end;
end;

procedure Paste(Host, S: string);
var
  Data: string;
begin
  if (HOST = '') then
    HOST := HOSTDef;

  if (S = '') then
  begin
    WriteLn('[Paster]Error: Ether your script is empty or you didn''t select any text.');
    Exit;
  end;

  if PasteIt(Data, Host, S) then
  begin
    if (Browser_MenuItem.Checked) then
    begin
      WriteLn('Opening pasted script at "http://' + HOST + '/show/' + Data + '/"!');
      OpenWebPage('http://' + HOST + '/show/' + Data + '/');
    end else
      WriteLn('Script pasted at id "' + Data + '"');
  end else
    if (Data <> '') then
      WriteLn(Data);
end;

procedure UpdateDefault(Index: integer);
var
  I: integer;
begin
  Settings.setKeyValue('DefaultHost', IntToStr(Index));
  for I := 0 to High(AltHost_Menus) do
    AltHost_Menus[I].Default_MenuItem.Checked := (Index = AltHost_Menus[I].Index);
    
  Paster_MenuItems[1].Enabled := (Settings.getKeyValueDef('DefaultHost', '-1') <> '-1');
  Paster_MenuItems[2].Enabled := (Settings.getKeyValueDef('DefaultHost', '-1') <> '-1');
  GetPaste_MenuItem.Enabled := (Settings.getKeyValueDef('DefaultHost', '-1') <> '-1');
end;

procedure UpdateHost(I: integer);
var
  Data: string;
begin
  if InputQuery(GetName + ' ' + GetVersion + ' Extension', 'Please input the LodgeIt Host! (Ex: paste.pocoo.org)', Data) then
  begin
    {$IFDEF DEV}WriteLn('Data := '#39 + Data + #39';');{$ENDIF}
    if (Data = '') then
    begin
      WriteLn('[Paster]Error: The host cannot be blank!');
      Exit;
    end;

    AltHost_Menus[I].Menu.Caption := Data;
    Settings.setKeyValue('Host' + IntToStr(AltHost_Menus[I].Index), Data);
  end;
end;

procedure OnClick(Sender: TObject); forward;

procedure CreateAltMenu(I: integer);
var
  J: integer;
begin
  J := Length(AltHost_Menus);
  SetLength(AltHost_Menus, J + 1);
  with AltHost_Menus[J] do
  begin
    Index := I;

    Menu := TMenuItem.Create(AltHost_Menu);
    Menu.Name := 'Host_' + IntToStr(I) + '_Menu'
    Menu.Caption := Settings.getKeyValueDef('Host' + IntToStr(I), '');
    AltHost_Menu.Insert(Divider_MenuItems[3].MenuIndex, Menu);

    Paste_MenuItem := TMenuItem.Create(Menu);
    Paste_MenuItem.Name := Menu.Name + '_Paste';
    Paste_MenuItem.Caption := 'Paste Script';
    Paste_MenuItem.OnClick := @OnClick;
    Menu.Add(Paste_MenuItem);

    PasteS_MenuItem := TMenuItem.Create(Menu);
    PasteS_MenuItem.Name := Menu.Name + '_PasteS';
    PasteS_MenuItem.Caption := 'Paste Selection';
    PasteS_MenuItem.OnClick := @OnClick;
    Menu.Add(PasteS_MenuItem);

    GetPaste_MenuItem := TMenuItem.Create(Menu);
    GetPaste_MenuItem.Name := Menu.Name + '_GetPaste';
    GetPaste_MenuItem.Caption := 'Get Paste';
    GetPaste_MenuItem.OnClick := @OnClick;
    Menu.Add(GetPaste_MenuItem);

    Divider_MenuItem := TMenuItem.Create(Menu);
    Divider_MenuItem.Caption := '-';
    Menu.Add(Divider_MenuItem);

    Default_MenuItem := TMenuItem.Create(Menu);
    Default_MenuItem.Name := Menu.Name + '_Default';
    Default_MenuItem.Caption := 'Default';
    Default_MenuItem.Checked := (Settings.getKeyValueDef('DefaultHost', '1') = IntToStr(I));
    Default_MenuItem.OnClick := @OnClick;
    Menu.Add(Default_MenuItem);

    Update_MenuItem := TMenuItem.Create(Menu);
    Update_MenuItem.Name := Menu.Name + '_Update';
    Update_MenuItem.Caption := 'Update Host';
    Update_MenuItem.OnClick := @OnClick;
    Menu.Add(Update_MenuItem);

    Delete_MenuItem := TMenuItem.Create(Menu);
    Delete_MenuItem.Name := Menu.Name + '_Delete';
    Delete_MenuItem.Caption := 'Delete Host';
    Delete_MenuItem.OnClick := @OnClick;
    Menu.Add(Delete_MenuItem);
  end;
end;

procedure OnClick(Sender: TObject);
var
  I, K: integer;
  Data: string;
begin;
  {$IFDEF DEV}
  if (Sender is TMenuItem) then
    WriteLn('Sender is '#39 + TMenuItem(Sender).Name + #39'.'); //(Sender as TMenuItem).Name
  {$ENDIF}
  case Sender of
    Paster_MenuItems[1]: Paste(Settings.getKeyValue('Host' + Settings.getKeyValueDef('DefaultHost', '-1')), ScriptText);
    Paster_MenuItems[2]: Paste(Settings.getKeyValue('Host' + Settings.getKeyValueDef('DefaultHost', '-1')), GetSelectedText);

    GetPaste_MenuItem: GetPaste(Settings.getKeyValue('Host' + Settings.getKeyValueDef('DefaultHost', '-1')));

    AltHostAdd_MenuItem: begin
      I := 1;
      while (Settings.IsKey('Host' + IntToStr(I))) do
        Inc(I);

      if InputQuery(GetName + ' ' + GetVersion + ' Extension', 'Please input the LodgeIt Host! (Ex: paste.pocoo.org)', Data) then
      begin
        {$IFDEF DEV}WriteLn('Data := '#39 + Data + #39';');{$ENDIF}
        if (Data = '') then
        begin
          WriteLn('[Paster]Error: The host cannot be blank!');
          Exit;
        end;

        Settings.setKeyValue('Host' + IntToStr(I), Data);
        CreateAltMenu(I);
        Inc(AltHost_Top);
        Divider_MenuItems[3].Visible := (Divider_MenuItems[3].MenuIndex > 0);
        
        if (I = 1) then
          UpdateDefault(I);
      end;
    end;

    Private_MenuItem: begin
        Private_MenuItem.Checked := (not (Private_MenuItem.Checked));
        Settings.setKeyValue('Private', Lowercase(BoolToStr(Private_MenuItem.Checked)));
        {$IFDEF DEV}WriteLn('Private = ' + Lowercase(BoolToStr(Private_MenuItem.Checked)));{$ENDIF}
      end;
    Browser_MenuItem: begin
        Browser_MenuItem.Checked := (not (Browser_MenuItem.Checked));
        Settings.setKeyValue('OpenBrowser', Lowercase(BoolToStr(Browser_MenuItem.Checked)));
        {$IFDEF DEV}WriteLn('OpenBrowser = ' + Lowercase(BoolToStr(Browser_MenuItem.Checked)));{$ENDIF}
      end;
  end;

  for I := 0 to High(AltHost_Menus) do
    with AltHost_Menus[I] do
      case Sender of
        Paste_MenuItem: Paste(Settings.getKeyValue('Host' + IntToStr(Index)), ScriptText);
        PasteS_MenuItem: Paste(Settings.getKeyValue('Host' + IntToStr(Index)), GetSelectedText);
        GetPaste_MenuItem: GetPaste(Settings.getKeyValue('Host' + IntToStr(Index)));
        Default_MenuItem: UpdateDefault(Index);
        Update_MenuItem: UpdateHost(I);
        Delete_MenuItem: begin
            if (not (MessageDlg(GetName + ' ' + GetVersion + ' Extension', 'Are you sure you would like to delete the "' + Settings.getKeyValue('Host' + IntToStr(Index)) + '" host?', mtConfirmation, [mbYes, mbCancel], 0) = mrYes)) then
              Exit;
              
            if (Settings.getKeyValueDef('DefaultHost', '-1') = IntToStr(Index)) then
              UpdateDefault(-1);
        
            Menu.Free;
            
            if (not (Index = AltHost_Top)) then
            begin
              for K := I to High(AltHost_Menus) - 1 do
              begin
                AltHost_Menus[K] := AltHost_Menus[K + 1];
                Dec(AltHost_Menus[K].Index);
              end;
            
              for K := Index to AltHost_Top - 1 do
                Settings.setKeyValue('Host' + IntToStr(K), Settings.getKeyValue('Host' + IntToStr(K + 1)));
              Settings.deleteKey('Host' + IntToStr(AltHost_Top));
            end else
              Settings.deleteKey('Host' + IntToStr(Index));
            SetLength(AltHost_Menus, Length(AltHost_Menus) - 1);
            Dec(AltHost_Top);
            Divider_MenuItems[3].Visible := (Divider_MenuItems[3].MenuIndex > 0);
            Exit;
          end;
      end;
end;

procedure Attach;
begin;
  WriteLn(GetName + ' v' + GetVersion + ' by Dgby714 Loaded!');
  Paster_Menu.Visible := True;
end;

procedure Detach;
begin
  Paster_Menu.Visible := False;
end;

procedure UpdateCheck;
var
  V: string;
  I: integer;
  SA: TStringArray;
begin
  if (not (Settings.isKey('Version'))) then
    Settings.setKeyValue('Version', '-1');

  V := Settings.getKeyValue('Version');
  if (V = GetVersion) then
    Exit;

  case V of
    '-1', '0.4a': begin
        SetLength(SA, 1);
        SA[0] := HOSTDef;
        for I := 1 to 5 do
        begin
          if (Settings.isKey('Host' + IntToStr(I))) then
          begin
            SetLength(SA, Length(SA) + 1);
            SA[High(SA)] := Settings.getKeyValue('Host' + IntToStr(I));
            Settings.DeleteKey('Host' + IntToStr(I));
          end;
        end;
        
        for I := 0 to High(SA) do
          Settings.setKeyValue('Host' + IntToStr(I + 1), SA[I]);
      end;
  end;

  Settings.setKeyValue('Version', GetVersion);
end;

procedure Init;
var
  I, K: integer;
begin;
  UpdateCheck;

  Paster_Menu := TMenuItem.Create(Simba_MainMenu);
  Paster_Menu.Caption := GetName;
  Simba_MainMenu.Items.Add(Paster_Menu);

  Paster_MenuItems[1] := TMenuItem.Create(Paster_Menu);
  with Paster_MenuItems[1] do
  begin
    Name := 'Default_Paste';
    Caption := 'Paste Script';
    OnClick := @OnClick;
  end;
  Paster_Menu.Add(Paster_MenuItems[1]);

  Paster_MenuItems[2] := TMenuItem.Create(Paster_Menu);
  with Paster_MenuItems[2] do
  begin
    Name := 'Default_PasteS';
    Caption := 'Paste Selection';
    OnClick := @OnClick;
  end;
  Paster_Menu.Add(Paster_MenuItems[2]);

  GetPaste_MenuItem := TMenuItem.Create(Paster_Menu);
  with GetPaste_MenuItem do
  begin
    Name := 'Default_GetPaste';
    Caption := 'Get Paste';
    OnClick := @OnClick;
  end;
  Paster_Menu.Add(GetPaste_MenuItem);

  for I := 1 to 2 do
  begin
    Divider_MenuItems[I] := TMenuItem.Create(Paster_Menu);
    Divider_MenuItems[I].Caption := '-';
  end;

  Paster_Menu.Add(Divider_MenuItems[1]);

  Private_MenuItem := TMenuItem.Create(Paster_Menu);
  with Private_MenuItem do
  begin
    Name := 'Private_Setting';
    Caption := 'Private';
    OnClick := @OnClick;
    Checked := (Lowercase(Settings.getKeyValueDef('Private', 'true')) = 'true');
  end;
  Paster_Menu.Add(Private_MenuItem);

  Browser_MenuItem := TMenuItem.Create(Paster_Menu);
  with Browser_MenuItem do
  begin
    Name := 'Browser_Setting';
    Caption := 'Open in Browser';
    OnClick := @OnClick;
    Checked := (Lowercase(Settings.getKeyValueDef('OpenBrowser', 'true')) = 'true');
  end;
  Paster_Menu.Add(Browser_MenuItem);

  Paster_Menu.Add(Divider_MenuItems[2]);

  AltHost_Menu := TMenuItem.Create(Paster_Menu);
  AltHost_Menu.Caption := 'Hosts';
  Paster_Menu.Add(AltHost_Menu);

  Divider_MenuItems[3] := TMenuItem.Create(AltHost_Menu);
  Divider_MenuItems[3].Caption := '-';
  Divider_MenuItems[3].Visible := False;
  AltHost_Menu.Add(Divider_MenuItems[3]);

  AltHostAdd_MenuItem := TMenuItem.Create(AltHost_Menu);
  AltHostAdd_MenuItem.Name := 'AddHost';
  AltHostAdd_MenuItem.Caption := 'Add Host';
  AltHostAdd_MenuItem.OnClick := @OnClick;
  AltHost_Menu.Add(AltHostAdd_MenuItem);

  if (not (Settings.IsKey('Host1'))) then
  begin
    if (Settings.getKeyValueDef('DefaultHost', '-1') = '-1') then
      Settings.setKeyValue('DefaultHost', '1');
    Settings.setKeyValue('Host1', HOSTDef);
  end;
  
  AltHost_Top := 1;
  while (Settings.IsKey('Host' + IntToStr(AltHost_Top))) do
  begin
    if (Settings.GetKeyValue('Host' + IntToStr(AltHost_Top)) = 'Host ' + IntToStr(AltHost_Top)) then
      Continue;
    CreateAltMenu(AltHost_Top);
    Inc(AltHost_Top);
  end;
  Dec(AltHost_Top);
  
  Divider_MenuItems[3].Visible := (Divider_MenuItems[3].MenuIndex > 0);
  UpdateDefault(StrToInt(Settings.getKeyValueDef('DefaultHost', '-1')));
end;
{$ENDIF}

begin
{$IFNDEF EXTENSION}
  MessageDlg(GetName + ' v' + GetVersion + ' by Dgby714!',
  'This is a Extension for Simba.'#13#10
  'If you are in Simba click View->Extensions and enable paster.sex!',
  mtWarning, [mbOK]);
{$ENDIF}
end.