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PAULOGARCIA2005

Captcha Create (BETA)

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PAULOGARCIA2005

Well, this is my first UDF, IT IS NOT COMPLETE.

If anyone wants to help would be great.

Anything (bugs, corrections, etc) please tell me.

Functions:

  • _Captcha_Create
  • _Captcha_SaveToFile [Working on|Very SOON]
  • _Captcha_Delete [sOON]

Images:

From CaptchaExample.au3.

Posted Image

Posted Image

Embedded

Posted Image

Script:

CaptchaUDF.au3

#include <GDIPlus.au3>
; #FUNCTION# ;===============================================================================
;
; Name...........: _Captcha_Create
; Description ...: Create a captcha
; Syntax.........: _Captcha_Create($hWnd, $nX, $nY, $opt=0, $iNC = 5, $lines = 1, $optc = 2, $colorsT = 3, $colorsL = 4, $sFront = "Times New Roman")
; Parameters ....: 
;                   $hWnd       - The Window handle of the GUI in which the message appears.
;                   $nX         - X coordinate where the captcha will be drawn.
;                   $nY         - Y coordinate where the captcha will be drawn.
;                   $opt        - (Optional) General options. See below:
;                                   |0 = (Default) uppercase characters,
;                                   |1 = lowercase characters,
;                                   |2 = uppercase and lowercase characters,
;                                   |3 = numbers,
;                                   |4 = uppercase, lowercase and numbers.
;                   $iNC        - (Optional) Number of characters (5 by Default). 
;                   $lines      - (Optional) See below:
;                                   |False or 0 = Don't draw lines (NOT RECOMENDED, Very easy to an OCR),
;                                   |True  or 1 = (Default) Draw lines. 
;                   $optc       - (Optional) Color options. See below:
;                                   |0 = Same color for Text and Lines;
;                                   |1 = (Default) Diferent color for Text and Lines;
;                                   |2 = Personalized text color (use $colorsT)
;                                   |3 = Personalized line color (use $colorsL)
;                                   |4 = Personalized text and line colors (use $colorsT and $colorsL)
;                   $colorsT    - (Optional) Number of colors acepted (Text). See Below:
;                                   |0 = Black,
;                                   |1 = Red,
;                                   |2 = Red and Green,
;                                   |3 = (Default) Red, Green and Blue,
;                                   |4 = Red, Green, Blue and Yellow.
;                                   | If you use $optc parameter with 2 or 4, you can use here a personalized color in ARGB (a.k.a. RGBA) format like 0xFFC0C0C0 (Silver).
;                   $colorsL    - (Optional) Number of colors acepted (Lines). See Below:
;                                   |0 = Black,
;                                   |1 = Red,
;                                   |2 = Red and Green,
;                                   |3 = Red, Green and Blue,
;                                   |4 = (Default) Red, Green, Blue and Yellow.
;                                   | If you use $optc parameter with 3 or 4, you can use here a personalized color in ARGB (a.k.a. RGBA) format like 0xFFC0C0C0 (Silver).
;                   $sFront     - (Optional) The front to be used (Times New Roman by Default).
;
; Return values .: 
;                   Success:        A string with the captcha's characters.
;                   Failure:        Nothing and @error is set to 1
;
; Author ........: PAULOGARCIA2005
; Modified.......:
; Remarks .......: If you use $optc parameter with 0, and diferent values in $colorsT and $colorsL, the lowest value from $colorsT and $colorsL is taken.
; Related .......: 
; Link ..........: http://www.autoitscript.com/forum/index.php?showtopic=113563
; Example .......: Yes 
;
; ;==========================================================================================

Func _Captcha_Create($hWnd, $nX, $nY, $opt=0, $iNC = 5, $lines = True, $optc = 1, $colorsT = 3, $colorsL = 4, $sFront = "Times New Roman")
    Local $hGUI, $hGraphic, $array, $aPoints[4][2]
    Local $color[5] = [0xFF000000, 0xB0FF0000, 0xB0008000, 0xB00000FF, 0xB0FFFF00]
    Local $arrayMa = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
    Local $arraym = "abcdefghijklmnopqrstuvwxyz"
    Local $arrayN = "0123456789"
    If $opt = 0 Then
        Local $array = StringSplit ($arrayMa, "")
    ElseIf $opt = 1 Then
        Local $array = StringSplit ($arraym, "")
    ElseIf $opt = 2 Then
        Local $array = StringSplit ($arrayMa&$arraym, "")
    ElseIf $opt = 3 Then
        Local $array = StringSplit ($arrayN, "")
    ElseIf $opt = 4 Then
        Local $array = StringSplit ($arrayMa&$arraym&$arrayN, "")
    EndIf
    
    Local $stringlast
    Local $sp = $nX
    Local $string = ""
    
    If $optc = 0 Then
        If $colorsT = $colorsL Then $max = Random(1,$colorsT,1)
        If $colorsT < $colorsL Then $max = Random(1,$colorsT,1)
        If $colorsL < $colorsT Then $max = Random(1,$colorsL,1)
        If $colorsL = 0 Or $colorsT = 0 Then $max = 0
        $cTxt = $color[$max]
        $cLin = $cTxT
    ElseIf $optc = 1 Then
        $cTxt = $color[Random(1,$colorsT,1)]
        If $colorsT = 0 Then $cTxt = $color[0]
        $cLin = $color[Random(1,$colorsL,1)]
        If $colorsL = 0 Then $cLin = $color[0]
    ElseIf $optc = 2 Then 
        $cTxt = $colorsT
    ElseIf $optc = 3 Then
        $cLin = $colorsL
    ElseIf $optc = 4 Then
        $cTxt = $colorsT
        $cLin = $colorsL
    EndIf
    
; Draw the string
    _GDIPlus_Startup ()
    $hGraphic = _GDIPlus_GraphicsCreateFromHWND ($hWnd)
    
    $hBrush = _GDIPlus_BrushCreateSolid ($cTxt)
    $hFormat = _GDIPlus_StringFormatCreate ()
    $hFamily = _GDIPlus_FontFamilyCreate ($sFront)
    For $i = 1 to $iNC
        $tLayout = _GDIPlus_RectFCreate ($sp, $nY, 0, 0)
        $hFont = _GDIPlus_FontCreate ($hFamily, Random(10,15))  
        $stringlast = $array[Random (1, UBound ($array))]
        $aInfo = _GDIPlus_GraphicsMeasureString ($hGraphic, $stringlast, $hFont, $tLayout, $hFormat)
        _GDIPlus_GraphicsDrawStringEx ($hGraphic, $stringlast, $hFont, $aInfo[0], $hFormat, $hBrush)
        $string &= $stringlast
        If $stringlast = 'W' Then $sp = $sp+2
        _GDIPlus_FontDispose ($hFont)
    $sp = $sp+14
    Next
    _GDIPlus_FontFamilyDispose ($hFamily)
    _GDIPlus_StringFormatDispose ($hFormat)
    _GDIPlus_BrushDispose ($hBrush)
        
; Draw some lines
    If $lines = True Then
        $PenC = _GDIPlus_PenCreate($cLin, 2)
        _GDIPlus_GraphicsDrawLine ($hGraphic, Random($nX, $nX+5), Random($nY+4,$nY+16), Random($nX+8, $nX+$sp), Random($nY+4,$nY+16), $PenC)
        _GDIPlus_GraphicsDrawLine ($hGraphic, Random($nX+($sp/Random(2,3,1)), $nX+($sp-($sp/2))), Random($nY+6,$nY+14), Random($nX+($sp/2), $nX+$sp), Random($nY+6,$nY+16), $PenC)
        
    EndIf
    
; Clean up resources
    _GDIPlus_PenDispose($PenC)
    _GDIPlus_GraphicsDispose ($hGraphic)
    _GDIPlus_Shutdown ()
    
    Return $string
EndFunc  ;==>_Captcha_Create

Example:

CaptchaExample.au3

#include <GDIPlus.au3>
#include <ButtonConstants.au3>
#include <EditConstants.au3>
#include <GUIConstantsEx.au3>
#include <StaticConstants.au3>
#include <WindowsConstants.au3>

#include <CaptchaUDF.au3> ; <== Here is CaptchaUDF

#Region ### GUI (Koda)
$hGUI = GUICreate("Captcha", 401, 131)
$Graphic1 = GUICtrlCreateGraphic(160, 30, 80, 20)
GUICtrlSetBkColor(-1, 0xFFFFFF)
$Input1 = GUICtrlCreateInput("", 154, 66, 97, 21, BitOR($ES_CENTER,$ES_AUTOHSCROLL))
$Button1 = GUICtrlCreateButton("Go", 162, 96, 85, 25, 0)
$Label1 = GUICtrlCreateLabel("Type the characters you see in the picture:", 0, 0, 206, 17, $SS_CENTERIMAGE)
GUISetState(@SW_SHOW)
#EndRegion ###
$captcha = _Captcha_Create($hGUI, 0, 0, 4)
While 1
    $nMsg = GUIGetMsg()
    Switch $nMsg
        Case $GUI_EVENT_CLOSE
            Exit
        Case $Button1 
            If StringCompare(GUICtrlRead($Input1), $captcha, 2) = 0 Then ;Use 1 if the recognition should be case sensitive.
                MsgBox(64, "Captcha", "OK")
                Exit
            Else
                MsgBox(16, "Captcha", "NO")
            EndIf
    EndSwitch
WEnd

Sorry for my bad english.

Edited by PAULOGARCIA2005

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MrCreatoR
*Click* :idea: Edited by MrCreatoR

 

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PAULOGARCIA2005

.

All the aproachs are excelents, I only tried to do something diferent, and this script isn't finished.

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AlmarM

Eh..

It disappears when I minimize it. :idea:


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