AutoHotkey Community

IfNotExist, pdftk.exe
  {
  MsgBox, pdftk.exe not found in same directory
  ExitApp
  }
Gui, Add, Radio, vOpt, Decrypt PDF file (password should be known)
Gui, Add, Radio, , Encrypt PDF file 128 bit, withhold all permissions
Gui, Add, Radio, , Encrypt PDF file 128 bit, allow printing, `nwithhold other permissions
Gui, Add, Radio, , Encrypt PDF file 128 bit, user needs password to open, `nwithhold all permissions
Gui, Add, Radio, , Encrypt PDF file 128 bit, user needs password to open, `nallow printing, withhold other permissions
Gui, Add, Radio, , Join 2 unencrypted PDF files
Gui, Add, Radio, , Join all unencrypted PDF files in a folder
Gui, Add, Radio, , Remove a page from an unencrypted file
Gui, Add, Radio, , Burst an unencrypted pdf file into single pages
Gui, Add, Radio, , None of the above
Gui, Add, Radio, , About this Gui
Gui, Add, Button, ,OK
Gui, Show, x250 y150, PDF Tool Kit Graphical User Interface
Return

ButtonOK:
Gui, Submit

if Opt=1
  {
  FileSelectFile, arg1,,,"Choose file to decrypt",*.pdf
  InputBox, foopass,,Enter Password, HIDE,
  FileSelectFile, arg2,,,"Choose output file",*.pdf
  RunWait, pdftk.exe %arg1%  input_pw %foopass% output %arg2%.pdf
  }
else if Opt=2
  {
  FileSelectFile, arg1,,,"Choose file to encrypt",*.pdf
  InputBox, foopass,,Enter Password, HIDE,
  FileSelectFile, arg2,,,"Choose output file",*.pdf
  RunWait, pdftk.exe %arg1%  output %arg2%.pdf owner_pw %foopass%
  }
else if Opt=3
  {
  FileSelectFile, arg1,,,"Choose file to encrypt",*.pdf
  InputBox, foopass,,Enter Password, HIDE,
  FileSelectFile, arg2,,,"Choose output file",*.pdf
  RunWait, pdftk.exe %arg1%  output %arg2%.pdf owner_pw %foopass% allow printing
  }
else if Opt=4
  {
  FileSelectFile, arg1,,,"Choose file to encrypt",*.pdf
  InputBox, foopass,,Enter Owner Password, HIDE,
  loop
    {
    InputBox, baz,,Enter User Password, HIDE,
    If baz=%foopass%
      {
      MsgBox, User password should not be owner password
      }
    else
      {
      break
      }
    }
  FileSelectFile, arg2,,,"Choose output file",*.pdf
  RunWait, pdftk.exe %arg1%  output %arg2%.pdf owner_pw %foopass% user_pw %baz%
  }
else if Opt=5
  {
  FileSelectFile, arg1,,,"Choose file to encrypt",*.pdf
  InputBox, foopass,,Enter Owner Password, HIDE,
  loop
    {
    InputBox, baz,,Enter User Password, HIDE,
    If baz=%foopass%
      {
      MsgBox, User password should not be owner password
      }
    else
      {
      break
      }
    }
  FileSelectFile, arg2,,,"Choose output file",*.pdf
  RunWait, pdftk.exe %arg1%  output %arg2%.pdf owner_pw %foopass% user_pw %baz% allow printing
  }
else if Opt=6
  {
  FileSelectFile, in1,,,"Choose first file to join",*.pdf
  FileSelectFile, in2,,,"Choose second file to join",*.pdf
  FileSelectFile, out1,,,"Choose output file",*.pdf
  RunWait, pdftk.exe %in1% %in2% cat output %out1%.pdf
  }
else if Opt=7
  {
  FileSelectFolder, inf,,,"Select folder containing the pdf files"
  FileSelectFile, out1,,,"Choose output file",*.pdf
  RunWait, pdftk.exe %inf%\*.pdf cat output %out1%.pdf
  }
else if Opt=8
  {
  FileSelectFile, arg1,,,"Choose file from which page to be removed",*.pdf
  InputBox, pr,,Give page number to be removed
  FileSelectFile, out1,,,"Choose output file",*.pdf
  pb=%pr%
  pb-=1
  pn=%pr%
  pn+=1
  RunWait, pdftk.exe %arg1% cat 1-%pb% %pn%-end output %out1%.pdf
  }
else if Opt=9
  {
  FileSelectFile, in1,,,"Choose file to burst",*.pdf
  RunWait, pdftk.exe %in1% burst
  }
else if Opt=10
  {
  MsgBox, "Sorry, your requirement is not yet included"
  }
else
  {
  MsgBox, This script developed by Dhanish`nwww.dhanish.150m.com/software.html`nFor PDF tool kit, visit http://www.accesspdf.com/pdftk/
  }
GuiClose:
GuiEscape:
ExitApp

Loop %MyFileName%
    ShortPath = %A_LoopFileShortPath%